CONTROL FLOW GRAPH SSA @begin: scope:[] from to:@1 (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num) memset: scope:[memset] from print_cls (byte) memset::c#4 ← phi( print_cls/(byte) memset::c#0 ) (void*) memset::str#3 ← phi( print_cls/(void*) memset::str#0 ) (word) memset::num#1 ← phi( print_cls/(word) memset::num#0 ) (bool~) memset::$0 ← (word) memset::num#1 > (number) 0 (bool~) memset::$1 ← ! (bool~) memset::$0 if((bool~) memset::$1) goto memset::@1 to:memset::@2 memset::@1: scope:[memset] from memset memset::@3 (void*) memset::str#1 ← phi( memset/(void*) memset::str#3 memset::@3/(void*) memset::str#4 ) (void*) memset::return#0 ← (void*) memset::str#1 to:memset::@return memset::@2: scope:[memset] from memset (byte) memset::c#3 ← phi( memset/(byte) memset::c#4 ) (word) memset::num#2 ← phi( memset/(word) memset::num#1 ) (void*) memset::str#2 ← phi( memset/(void*) memset::str#3 ) (byte*~) memset::$4 ← (byte*)(void*) memset::str#2 (byte*~) memset::$2 ← (byte*~) memset::$4 + (word) memset::num#2 (byte*) memset::end#0 ← (byte*~) memset::$2 (byte*) memset::dst#0 ← ((byte*)) (void*) memset::str#2 to:memset::@3 memset::@3: scope:[memset] from memset::@2 memset::@4 (byte) memset::c#2 ← phi( memset::@2/(byte) memset::c#3 memset::@4/(byte) memset::c#1 ) (void*) memset::str#4 ← phi( memset::@2/(void*) memset::str#2 memset::@4/(void*) memset::str#5 ) (byte*) memset::end#1 ← phi( memset::@2/(byte*) memset::end#0 memset::@4/(byte*) memset::end#2 ) (byte*) memset::dst#2 ← phi( memset::@2/(byte*) memset::dst#0 memset::@4/(byte*) memset::dst#1 ) (bool~) memset::$3 ← (byte*) memset::dst#2 != (byte*) memset::end#1 if((bool~) memset::$3) goto memset::@4 to:memset::@1 memset::@4: scope:[memset] from memset::@3 (void*) memset::str#5 ← phi( memset::@3/(void*) memset::str#4 ) (byte*) memset::end#2 ← phi( memset::@3/(byte*) memset::end#1 ) (byte*) memset::dst#3 ← phi( memset::@3/(byte*) memset::dst#2 ) (byte) memset::c#1 ← phi( memset::@3/(byte) memset::c#2 ) *((byte*) memset::dst#3) ← (byte) memset::c#1 (byte*) memset::dst#1 ← ++ (byte*) memset::dst#3 to:memset::@3 memset::@return: scope:[memset] from memset::@1 (void*) memset::return#3 ← phi( memset::@1/(void*) memset::return#0 ) (void*) memset::return#1 ← (void*) memset::return#3 return to:@return @1: scope:[] from @begin (byte*) print_screen#0 ← (byte*)(number) $400 (byte*) print_line_cursor#0 ← (byte*) print_screen#0 (byte*) print_char_cursor#0 ← (byte*) print_line_cursor#0 to:@2 (void()) print_ln() print_ln: scope:[print_ln] from print_euclid::@6 (byte*) print_char_cursor#50 ← phi( print_euclid::@6/(byte*) print_char_cursor#22 ) (byte*) print_line_cursor#31 ← phi( print_euclid::@6/(byte*) print_line_cursor#33 ) to:print_ln::@1 print_ln::@1: scope:[print_ln] from print_ln print_ln::@1 (byte*) print_char_cursor#26 ← phi( print_ln/(byte*) print_char_cursor#50 print_ln::@1/(byte*) print_char_cursor#26 ) (byte*) print_line_cursor#16 ← phi( print_ln/(byte*) print_line_cursor#31 print_ln::@1/(byte*) print_line_cursor#1 ) (byte*~) print_ln::$0 ← (byte*) print_line_cursor#16 + (number) $28 (byte*) print_line_cursor#1 ← (byte*~) print_ln::$0 (bool~) print_ln::$1 ← (byte*) print_line_cursor#1 < (byte*) print_char_cursor#26 if((bool~) print_ln::$1) goto print_ln::@1 to:print_ln::@2 print_ln::@2: scope:[print_ln] from print_ln::@1 (byte*) print_line_cursor#17 ← phi( print_ln::@1/(byte*) print_line_cursor#1 ) (byte*) print_char_cursor#1 ← (byte*) print_line_cursor#17 to:print_ln::@return print_ln::@return: scope:[print_ln] from print_ln::@2 (byte*) print_char_cursor#27 ← phi( print_ln::@2/(byte*) print_char_cursor#1 ) (byte*) print_line_cursor#18 ← phi( print_ln::@2/(byte*) print_line_cursor#17 ) (byte*) print_line_cursor#2 ← (byte*) print_line_cursor#18 (byte*) print_char_cursor#2 ← (byte*) print_char_cursor#27 return to:@return (void()) print_uchar((byte) print_uchar::b) print_uchar: scope:[print_uchar] from print_euclid print_euclid::@2 print_euclid::@5 (byte*) print_char_cursor#51 ← phi( print_euclid/(byte*) print_char_cursor#53 print_euclid::@2/(byte*) print_char_cursor#19 print_euclid::@5/(byte*) print_char_cursor#54 ) (byte) print_uchar::b#3 ← phi( print_euclid/(byte) print_uchar::b#0 print_euclid::@2/(byte) print_uchar::b#1 print_euclid::@5/(byte) print_uchar::b#2 ) (byte~) print_uchar::$0 ← (byte) print_uchar::b#3 >> (number) 4 (byte) print_char::ch#0 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$0) call print_char to:print_uchar::@1 print_uchar::@1: scope:[print_uchar] from print_uchar (byte) print_uchar::b#4 ← phi( print_uchar/(byte) print_uchar::b#3 ) (byte*) print_char_cursor#28 ← phi( print_uchar/(byte*) print_char_cursor#7 ) (byte*) print_char_cursor#3 ← (byte*) print_char_cursor#28 (number~) print_uchar::$2 ← (byte) print_uchar::b#4 & (number) $f (byte) print_char::ch#1 ← *((const to_nomodify byte*) print_hextab + (number~) print_uchar::$2) call print_char to:print_uchar::@2 print_uchar::@2: scope:[print_uchar] from print_uchar::@1 (byte*) print_char_cursor#29 ← phi( print_uchar::@1/(byte*) print_char_cursor#7 ) (byte*) print_char_cursor#4 ← (byte*) print_char_cursor#29 to:print_uchar::@return print_uchar::@return: scope:[print_uchar] from print_uchar::@2 (byte*) print_char_cursor#30 ← phi( print_uchar::@2/(byte*) print_char_cursor#4 ) (byte*) print_char_cursor#5 ← (byte*) print_char_cursor#30 return to:@return (void()) print_char((byte) print_char::ch) print_char: scope:[print_char] from print_euclid::@1 print_euclid::@3 print_uchar print_uchar::@1 (byte*) print_char_cursor#31 ← phi( print_euclid::@1/(byte*) print_char_cursor#18 print_euclid::@3/(byte*) print_char_cursor#20 print_uchar/(byte*) print_char_cursor#51 print_uchar::@1/(byte*) print_char_cursor#3 ) (byte) print_char::ch#4 ← phi( print_euclid::@1/(byte) print_char::ch#2 print_euclid::@3/(byte) print_char::ch#3 print_uchar/(byte) print_char::ch#0 print_uchar::@1/(byte) print_char::ch#1 ) *((byte*) print_char_cursor#31) ← (byte) print_char::ch#4 (byte*) print_char_cursor#6 ← ++ (byte*) print_char_cursor#31 to:print_char::@return print_char::@return: scope:[print_char] from print_char (byte*) print_char_cursor#32 ← phi( print_char/(byte*) print_char_cursor#6 ) (byte*) print_char_cursor#7 ← (byte*) print_char_cursor#32 return to:@return (void()) print_cls() print_cls: scope:[print_cls] from main (byte*) print_screen#1 ← phi( main/(byte*) print_screen#3 ) (void*) memset::str#0 ← (void*)(byte*) print_screen#1 (byte) memset::c#0 ← (byte) ' ' (word) memset::num#0 ← (number) $3e8 call memset (void*) memset::return#2 ← (void*) memset::return#1 to:print_cls::@1 print_cls::@1: scope:[print_cls] from print_cls (byte*) print_screen#2 ← phi( print_cls/(byte*) print_screen#1 ) (byte*) print_line_cursor#3 ← (byte*) print_screen#2 (byte*) print_char_cursor#8 ← (byte*) print_line_cursor#3 to:print_cls::@return print_cls::@return: scope:[print_cls] from print_cls::@1 (byte*) print_char_cursor#33 ← phi( print_cls::@1/(byte*) print_char_cursor#8 ) (byte*) print_line_cursor#19 ← phi( print_cls::@1/(byte*) print_line_cursor#3 ) (byte*) print_line_cursor#4 ← (byte*) print_line_cursor#19 (byte*) print_char_cursor#9 ← (byte*) print_char_cursor#33 return to:@return (void()) main() main: scope:[main] from @2 (byte*) print_char_cursor#52 ← phi( @2/(byte*) print_char_cursor#55 ) (byte*) print_line_cursor#32 ← phi( @2/(byte*) print_line_cursor#34 ) (byte*) print_screen#3 ← phi( @2/(byte*) print_screen#4 ) call print_cls to:main::@1 main::@1: scope:[main] from main (byte*) print_char_cursor#34 ← phi( main/(byte*) print_char_cursor#9 ) (byte*) print_line_cursor#20 ← phi( main/(byte*) print_line_cursor#4 ) (byte*) print_line_cursor#5 ← (byte*) print_line_cursor#20 (byte*) print_char_cursor#10 ← (byte*) print_char_cursor#34 (byte) print_euclid::a#0 ← (number) $80 (byte) print_euclid::b#0 ← (number) 2 call print_euclid to:main::@2 main::@2: scope:[main] from main::@1 (byte*) print_line_cursor#21 ← phi( main::@1/(byte*) print_line_cursor#14 ) (byte*) print_char_cursor#35 ← phi( main::@1/(byte*) print_char_cursor#24 ) (byte*) print_char_cursor#11 ← (byte*) print_char_cursor#35 (byte*) print_line_cursor#6 ← (byte*) print_line_cursor#21 (byte) print_euclid::a#1 ← (number) $a9 (byte) print_euclid::b#1 ← (number) $45 call print_euclid to:main::@3 main::@3: scope:[main] from main::@2 (byte*) print_line_cursor#22 ← phi( main::@2/(byte*) print_line_cursor#14 ) (byte*) print_char_cursor#36 ← phi( main::@2/(byte*) print_char_cursor#24 ) (byte*) print_char_cursor#12 ← (byte*) print_char_cursor#36 (byte*) print_line_cursor#7 ← (byte*) print_line_cursor#22 (byte) print_euclid::a#2 ← (number) $9b (byte) print_euclid::b#2 ← (number) $37 call print_euclid to:main::@4 main::@4: scope:[main] from main::@3 (byte*) print_line_cursor#23 ← phi( main::@3/(byte*) print_line_cursor#14 ) (byte*) print_char_cursor#37 ← phi( main::@3/(byte*) print_char_cursor#24 ) (byte*) print_char_cursor#13 ← (byte*) print_char_cursor#37 (byte*) print_line_cursor#8 ← (byte*) print_line_cursor#23 (byte) print_euclid::a#3 ← (number) $c7 (byte) print_euclid::b#3 ← (number) 3 call print_euclid to:main::@5 main::@5: scope:[main] from main::@4 (byte*) print_line_cursor#24 ← phi( main::@4/(byte*) print_line_cursor#14 ) (byte*) print_char_cursor#38 ← phi( main::@4/(byte*) print_char_cursor#24 ) (byte*) print_char_cursor#14 ← (byte*) print_char_cursor#38 (byte*) print_line_cursor#9 ← (byte*) print_line_cursor#24 (byte) print_euclid::a#4 ← (number) $5b (byte) print_euclid::b#4 ← (number) $1a call print_euclid to:main::@6 main::@6: scope:[main] from main::@5 (byte*) print_line_cursor#25 ← phi( main::@5/(byte*) print_line_cursor#14 ) (byte*) print_char_cursor#39 ← phi( main::@5/(byte*) print_char_cursor#24 ) (byte*) print_char_cursor#15 ← (byte*) print_char_cursor#39 (byte*) print_line_cursor#10 ← (byte*) print_line_cursor#25 (byte) print_euclid::a#5 ← (number) $77 (byte) print_euclid::b#5 ← (number) $bb call print_euclid to:main::@7 main::@7: scope:[main] from main::@6 (byte*) print_line_cursor#26 ← phi( main::@6/(byte*) print_line_cursor#14 ) (byte*) print_char_cursor#40 ← phi( main::@6/(byte*) print_char_cursor#24 ) (byte*) print_char_cursor#16 ← (byte*) print_char_cursor#40 (byte*) print_line_cursor#11 ← (byte*) print_line_cursor#26 to:main::@return main::@return: scope:[main] from main::@7 (byte*) print_char_cursor#41 ← phi( main::@7/(byte*) print_char_cursor#16 ) (byte*) print_line_cursor#27 ← phi( main::@7/(byte*) print_line_cursor#11 ) (byte*) print_line_cursor#12 ← (byte*) print_line_cursor#27 (byte*) print_char_cursor#17 ← (byte*) print_char_cursor#41 return to:@return (void()) print_euclid((byte) print_euclid::a , (byte) print_euclid::b) print_euclid: scope:[print_euclid] from main::@1 main::@2 main::@3 main::@4 main::@5 main::@6 (byte*) print_line_cursor#40 ← phi( main::@1/(byte*) print_line_cursor#5 main::@2/(byte*) print_line_cursor#6 main::@3/(byte*) print_line_cursor#7 main::@4/(byte*) print_line_cursor#8 main::@5/(byte*) print_line_cursor#9 main::@6/(byte*) print_line_cursor#10 ) (byte) print_euclid::b#10 ← phi( main::@1/(byte) print_euclid::b#0 main::@2/(byte) print_euclid::b#1 main::@3/(byte) print_euclid::b#2 main::@4/(byte) print_euclid::b#3 main::@5/(byte) print_euclid::b#4 main::@6/(byte) print_euclid::b#5 ) (byte*) print_char_cursor#53 ← phi( main::@1/(byte*) print_char_cursor#10 main::@2/(byte*) print_char_cursor#11 main::@3/(byte*) print_char_cursor#12 main::@4/(byte*) print_char_cursor#13 main::@5/(byte*) print_char_cursor#14 main::@6/(byte*) print_char_cursor#15 ) (byte) print_euclid::a#6 ← phi( main::@1/(byte) print_euclid::a#0 main::@2/(byte) print_euclid::a#1 main::@3/(byte) print_euclid::a#2 main::@4/(byte) print_euclid::a#3 main::@5/(byte) print_euclid::a#4 main::@6/(byte) print_euclid::a#5 ) (byte) print_uchar::b#0 ← (byte) print_euclid::a#6 call print_uchar to:print_euclid::@1 print_euclid::@1: scope:[print_euclid] from print_euclid (byte*) print_line_cursor#39 ← phi( print_euclid/(byte*) print_line_cursor#40 ) (byte) print_euclid::a#10 ← phi( print_euclid/(byte) print_euclid::a#6 ) (byte) print_euclid::b#8 ← phi( print_euclid/(byte) print_euclid::b#10 ) (byte*) print_char_cursor#42 ← phi( print_euclid/(byte*) print_char_cursor#5 ) (byte*) print_char_cursor#18 ← (byte*) print_char_cursor#42 (byte) print_char::ch#2 ← (byte) ' ' call print_char to:print_euclid::@2 print_euclid::@2: scope:[print_euclid] from print_euclid::@1 (byte*) print_line_cursor#38 ← phi( print_euclid::@1/(byte*) print_line_cursor#39 ) (byte) print_euclid::a#9 ← phi( print_euclid::@1/(byte) print_euclid::a#10 ) (byte) print_euclid::b#6 ← phi( print_euclid::@1/(byte) print_euclid::b#8 ) (byte*) print_char_cursor#43 ← phi( print_euclid::@1/(byte*) print_char_cursor#7 ) (byte*) print_char_cursor#19 ← (byte*) print_char_cursor#43 (byte) print_uchar::b#1 ← (byte) print_euclid::b#6 call print_uchar to:print_euclid::@3 print_euclid::@3: scope:[print_euclid] from print_euclid::@2 (byte*) print_line_cursor#37 ← phi( print_euclid::@2/(byte*) print_line_cursor#38 ) (byte) print_euclid::b#9 ← phi( print_euclid::@2/(byte) print_euclid::b#6 ) (byte) print_euclid::a#8 ← phi( print_euclid::@2/(byte) print_euclid::a#9 ) (byte*) print_char_cursor#44 ← phi( print_euclid::@2/(byte*) print_char_cursor#5 ) (byte*) print_char_cursor#20 ← (byte*) print_char_cursor#44 (byte) print_char::ch#3 ← (byte) ' ' call print_char to:print_euclid::@4 print_euclid::@4: scope:[print_euclid] from print_euclid::@3 (byte*) print_line_cursor#36 ← phi( print_euclid::@3/(byte*) print_line_cursor#37 ) (byte) print_euclid::b#7 ← phi( print_euclid::@3/(byte) print_euclid::b#9 ) (byte) print_euclid::a#7 ← phi( print_euclid::@3/(byte) print_euclid::a#8 ) (byte*) print_char_cursor#45 ← phi( print_euclid::@3/(byte*) print_char_cursor#7 ) (byte*) print_char_cursor#21 ← (byte*) print_char_cursor#45 (byte) euclid::a#0 ← (byte) print_euclid::a#7 (byte) euclid::b#0 ← (byte) print_euclid::b#7 call euclid (byte) euclid::return#0 ← (byte) euclid::return#2 to:print_euclid::@5 print_euclid::@5: scope:[print_euclid] from print_euclid::@4 (byte*) print_line_cursor#35 ← phi( print_euclid::@4/(byte*) print_line_cursor#36 ) (byte*) print_char_cursor#54 ← phi( print_euclid::@4/(byte*) print_char_cursor#21 ) (byte) euclid::return#3 ← phi( print_euclid::@4/(byte) euclid::return#0 ) (byte~) print_euclid::$4 ← (byte) euclid::return#3 (byte) print_uchar::b#2 ← (byte~) print_euclid::$4 call print_uchar to:print_euclid::@6 print_euclid::@6: scope:[print_euclid] from print_euclid::@5 (byte*) print_line_cursor#33 ← phi( print_euclid::@5/(byte*) print_line_cursor#35 ) (byte*) print_char_cursor#46 ← phi( print_euclid::@5/(byte*) print_char_cursor#5 ) (byte*) print_char_cursor#22 ← (byte*) print_char_cursor#46 call print_ln to:print_euclid::@7 print_euclid::@7: scope:[print_euclid] from print_euclid::@6 (byte*) print_char_cursor#47 ← phi( print_euclid::@6/(byte*) print_char_cursor#2 ) (byte*) print_line_cursor#28 ← phi( print_euclid::@6/(byte*) print_line_cursor#2 ) (byte*) print_line_cursor#13 ← (byte*) print_line_cursor#28 (byte*) print_char_cursor#23 ← (byte*) print_char_cursor#47 to:print_euclid::@return print_euclid::@return: scope:[print_euclid] from print_euclid::@7 (byte*) print_line_cursor#29 ← phi( print_euclid::@7/(byte*) print_line_cursor#13 ) (byte*) print_char_cursor#48 ← phi( print_euclid::@7/(byte*) print_char_cursor#23 ) (byte*) print_char_cursor#24 ← (byte*) print_char_cursor#48 (byte*) print_line_cursor#14 ← (byte*) print_line_cursor#29 return to:@return (byte()) euclid((byte) euclid::a , (byte) euclid::b) euclid: scope:[euclid] from print_euclid::@4 (byte) euclid::b#6 ← phi( print_euclid::@4/(byte) euclid::b#0 ) (byte) euclid::a#7 ← phi( print_euclid::@4/(byte) euclid::a#0 ) to:euclid::@1 euclid::@1: scope:[euclid] from euclid euclid::@4 euclid::@5 (byte) euclid::b#2 ← phi( euclid/(byte) euclid::b#6 euclid::@4/(byte) euclid::b#4 euclid::@5/(byte) euclid::b#1 ) (byte) euclid::a#2 ← phi( euclid/(byte) euclid::a#7 euclid::@4/(byte) euclid::a#1 euclid::@5/(byte) euclid::a#6 ) (bool~) euclid::$0 ← (byte) euclid::a#2 != (byte) euclid::b#2 if((bool~) euclid::$0) goto euclid::@2 to:euclid::@3 euclid::@2: scope:[euclid] from euclid::@1 (byte) euclid::b#3 ← phi( euclid::@1/(byte) euclid::b#2 ) (byte) euclid::a#3 ← phi( euclid::@1/(byte) euclid::a#2 ) (bool~) euclid::$1 ← (byte) euclid::a#3 > (byte) euclid::b#3 if((bool~) euclid::$1) goto euclid::@4 to:euclid::@5 euclid::@3: scope:[euclid] from euclid::@1 (byte) euclid::a#4 ← phi( euclid::@1/(byte) euclid::a#2 ) (byte) euclid::return#1 ← (byte) euclid::a#4 to:euclid::@return euclid::@4: scope:[euclid] from euclid::@2 (byte) euclid::b#4 ← phi( euclid::@2/(byte) euclid::b#3 ) (byte) euclid::a#5 ← phi( euclid::@2/(byte) euclid::a#3 ) (byte~) euclid::$3 ← (byte) euclid::a#5 - (byte) euclid::b#4 (byte) euclid::a#1 ← (byte~) euclid::$3 to:euclid::@1 euclid::@5: scope:[euclid] from euclid::@2 (byte) euclid::a#6 ← phi( euclid::@2/(byte) euclid::a#3 ) (byte) euclid::b#5 ← phi( euclid::@2/(byte) euclid::b#3 ) (byte~) euclid::$2 ← (byte) euclid::b#5 - (byte) euclid::a#6 (byte) euclid::b#1 ← (byte~) euclid::$2 to:euclid::@1 euclid::@return: scope:[euclid] from euclid::@3 (byte) euclid::return#4 ← phi( euclid::@3/(byte) euclid::return#1 ) (byte) euclid::return#2 ← (byte) euclid::return#4 return to:@return @2: scope:[] from @1 (byte*) print_screen#4 ← phi( @1/(byte*) print_screen#0 ) (byte*) print_char_cursor#55 ← phi( @1/(byte*) print_char_cursor#0 ) (byte*) print_line_cursor#34 ← phi( @1/(byte*) print_line_cursor#0 ) call main to:@3 @3: scope:[] from @2 (byte*) print_char_cursor#49 ← phi( @2/(byte*) print_char_cursor#17 ) (byte*) print_line_cursor#30 ← phi( @2/(byte*) print_line_cursor#12 ) (byte*) print_line_cursor#15 ← (byte*) print_line_cursor#30 (byte*) print_char_cursor#25 ← (byte*) print_char_cursor#49 to:@end @end: scope:[] from @3 SYMBOL TABLE SSA (label) @1 (label) @2 (label) @3 (label) @begin (label) @end (const byte) RADIX::BINARY = (number) 2 (const byte) RADIX::DECIMAL = (number) $a (const byte) RADIX::HEXADECIMAL = (number) $10 (const byte) RADIX::OCTAL = (number) 8 (byte()) euclid((byte) euclid::a , (byte) euclid::b) (bool~) euclid::$0 (bool~) euclid::$1 (byte~) euclid::$2 (byte~) euclid::$3 (label) euclid::@1 (label) euclid::@2 (label) euclid::@3 (label) euclid::@4 (label) euclid::@5 (label) euclid::@return (byte) euclid::a (byte) euclid::a#0 (byte) euclid::a#1 (byte) euclid::a#2 (byte) euclid::a#3 (byte) euclid::a#4 (byte) euclid::a#5 (byte) euclid::a#6 (byte) euclid::a#7 (byte) euclid::b (byte) euclid::b#0 (byte) euclid::b#1 (byte) euclid::b#2 (byte) euclid::b#3 (byte) euclid::b#4 (byte) euclid::b#5 (byte) euclid::b#6 (byte) euclid::return (byte) euclid::return#0 (byte) euclid::return#1 (byte) euclid::return#2 (byte) euclid::return#3 (byte) euclid::return#4 (void()) main() (label) main::@1 (label) main::@2 (label) main::@3 (label) main::@4 (label) main::@5 (label) main::@6 (label) main::@7 (label) main::@return (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num) (bool~) memset::$0 (bool~) memset::$1 (byte*~) memset::$2 (bool~) memset::$3 (byte*~) memset::$4 (label) memset::@1 (label) memset::@2 (label) memset::@3 (label) memset::@4 (label) memset::@return (byte) memset::c (byte) memset::c#0 (byte) memset::c#1 (byte) memset::c#2 (byte) memset::c#3 (byte) memset::c#4 (byte*) memset::dst (byte*) memset::dst#0 (byte*) memset::dst#1 (byte*) memset::dst#2 (byte*) memset::dst#3 (byte*) memset::end (byte*) memset::end#0 (byte*) memset::end#1 (byte*) memset::end#2 (word) memset::num (word) memset::num#0 (word) memset::num#1 (word) memset::num#2 (void*) memset::return (void*) memset::return#0 (void*) memset::return#1 (void*) memset::return#2 (void*) memset::return#3 (void*) memset::str (void*) memset::str#0 (void*) memset::str#1 (void*) memset::str#2 (void*) memset::str#3 (void*) memset::str#4 (void*) memset::str#5 (void()) print_char((byte) print_char::ch) (label) print_char::@return (byte) print_char::ch (byte) print_char::ch#0 (byte) print_char::ch#1 (byte) print_char::ch#2 (byte) print_char::ch#3 (byte) print_char::ch#4 (byte*) print_char_cursor (byte*) print_char_cursor#0 (byte*) print_char_cursor#1 (byte*) print_char_cursor#10 (byte*) print_char_cursor#11 (byte*) print_char_cursor#12 (byte*) print_char_cursor#13 (byte*) print_char_cursor#14 (byte*) print_char_cursor#15 (byte*) print_char_cursor#16 (byte*) print_char_cursor#17 (byte*) print_char_cursor#18 (byte*) print_char_cursor#19 (byte*) print_char_cursor#2 (byte*) print_char_cursor#20 (byte*) print_char_cursor#21 (byte*) print_char_cursor#22 (byte*) print_char_cursor#23 (byte*) print_char_cursor#24 (byte*) print_char_cursor#25 (byte*) print_char_cursor#26 (byte*) print_char_cursor#27 (byte*) print_char_cursor#28 (byte*) print_char_cursor#29 (byte*) print_char_cursor#3 (byte*) print_char_cursor#30 (byte*) print_char_cursor#31 (byte*) print_char_cursor#32 (byte*) print_char_cursor#33 (byte*) print_char_cursor#34 (byte*) print_char_cursor#35 (byte*) print_char_cursor#36 (byte*) print_char_cursor#37 (byte*) print_char_cursor#38 (byte*) print_char_cursor#39 (byte*) print_char_cursor#4 (byte*) print_char_cursor#40 (byte*) print_char_cursor#41 (byte*) print_char_cursor#42 (byte*) print_char_cursor#43 (byte*) print_char_cursor#44 (byte*) print_char_cursor#45 (byte*) print_char_cursor#46 (byte*) print_char_cursor#47 (byte*) print_char_cursor#48 (byte*) print_char_cursor#49 (byte*) print_char_cursor#5 (byte*) print_char_cursor#50 (byte*) print_char_cursor#51 (byte*) print_char_cursor#52 (byte*) print_char_cursor#53 (byte*) print_char_cursor#54 (byte*) print_char_cursor#55 (byte*) print_char_cursor#6 (byte*) print_char_cursor#7 (byte*) print_char_cursor#8 (byte*) print_char_cursor#9 (void()) print_cls() (label) print_cls::@1 (label) print_cls::@return (void()) print_euclid((byte) print_euclid::a , (byte) print_euclid::b) (byte~) print_euclid::$4 (label) print_euclid::@1 (label) print_euclid::@2 (label) print_euclid::@3 (label) print_euclid::@4 (label) print_euclid::@5 (label) print_euclid::@6 (label) print_euclid::@7 (label) print_euclid::@return (byte) print_euclid::a (byte) print_euclid::a#0 (byte) print_euclid::a#1 (byte) print_euclid::a#10 (byte) print_euclid::a#2 (byte) print_euclid::a#3 (byte) print_euclid::a#4 (byte) print_euclid::a#5 (byte) print_euclid::a#6 (byte) print_euclid::a#7 (byte) print_euclid::a#8 (byte) print_euclid::a#9 (byte) print_euclid::b (byte) print_euclid::b#0 (byte) print_euclid::b#1 (byte) print_euclid::b#10 (byte) print_euclid::b#2 (byte) print_euclid::b#3 (byte) print_euclid::b#4 (byte) print_euclid::b#5 (byte) print_euclid::b#6 (byte) print_euclid::b#7 (byte) print_euclid::b#8 (byte) print_euclid::b#9 (const to_nomodify byte*) print_hextab[] = (byte*) "0123456789abcdef"z (byte*) print_line_cursor (byte*) print_line_cursor#0 (byte*) print_line_cursor#1 (byte*) print_line_cursor#10 (byte*) print_line_cursor#11 (byte*) print_line_cursor#12 (byte*) print_line_cursor#13 (byte*) print_line_cursor#14 (byte*) print_line_cursor#15 (byte*) print_line_cursor#16 (byte*) print_line_cursor#17 (byte*) print_line_cursor#18 (byte*) print_line_cursor#19 (byte*) print_line_cursor#2 (byte*) print_line_cursor#20 (byte*) print_line_cursor#21 (byte*) print_line_cursor#22 (byte*) print_line_cursor#23 (byte*) print_line_cursor#24 (byte*) print_line_cursor#25 (byte*) print_line_cursor#26 (byte*) print_line_cursor#27 (byte*) print_line_cursor#28 (byte*) print_line_cursor#29 (byte*) print_line_cursor#3 (byte*) print_line_cursor#30 (byte*) print_line_cursor#31 (byte*) print_line_cursor#32 (byte*) print_line_cursor#33 (byte*) print_line_cursor#34 (byte*) print_line_cursor#35 (byte*) print_line_cursor#36 (byte*) print_line_cursor#37 (byte*) print_line_cursor#38 (byte*) print_line_cursor#39 (byte*) print_line_cursor#4 (byte*) print_line_cursor#40 (byte*) print_line_cursor#5 (byte*) print_line_cursor#6 (byte*) print_line_cursor#7 (byte*) print_line_cursor#8 (byte*) print_line_cursor#9 (void()) print_ln() (byte*~) print_ln::$0 (bool~) print_ln::$1 (label) print_ln::@1 (label) print_ln::@2 (label) print_ln::@return (byte*) print_screen (byte*) print_screen#0 (byte*) print_screen#1 (byte*) print_screen#2 (byte*) print_screen#3 (byte*) print_screen#4 (void()) print_uchar((byte) print_uchar::b) (byte~) print_uchar::$0 (number~) print_uchar::$2 (label) print_uchar::@1 (label) print_uchar::@2 (label) print_uchar::@return (byte) print_uchar::b (byte) print_uchar::b#0 (byte) print_uchar::b#1 (byte) print_uchar::b#2 (byte) print_uchar::b#3 (byte) print_uchar::b#4 Adding number conversion cast (unumber) 0 in (bool~) memset::$0 ← (word) memset::num#1 > (number) 0 Adding number conversion cast (unumber) $28 in (byte*~) print_ln::$0 ← (byte*) print_line_cursor#16 + (number) $28 Adding number conversion cast (unumber) 4 in (byte~) print_uchar::$0 ← (byte) print_uchar::b#3 >> (number) 4 Adding number conversion cast (unumber) $f in (number~) print_uchar::$2 ← (byte) print_uchar::b#4 & (number) $f Adding number conversion cast (unumber) print_uchar::$2 in (number~) print_uchar::$2 ← (byte) print_uchar::b#4 & (unumber)(number) $f Adding number conversion cast (unumber) $3e8 in (word) memset::num#0 ← (number) $3e8 Adding number conversion cast (unumber) $80 in (byte) print_euclid::a#0 ← (number) $80 Adding number conversion cast (unumber) 2 in (byte) print_euclid::b#0 ← (number) 2 Adding number conversion cast (unumber) $a9 in (byte) print_euclid::a#1 ← (number) $a9 Adding number conversion cast (unumber) $45 in (byte) print_euclid::b#1 ← (number) $45 Adding number conversion cast (unumber) $9b in (byte) print_euclid::a#2 ← (number) $9b Adding number conversion cast (unumber) $37 in (byte) print_euclid::b#2 ← (number) $37 Adding number conversion cast (unumber) $c7 in (byte) print_euclid::a#3 ← (number) $c7 Adding number conversion cast (unumber) 3 in (byte) print_euclid::b#3 ← (number) 3 Adding number conversion cast (unumber) $5b in (byte) print_euclid::a#4 ← (number) $5b Adding number conversion cast (unumber) $1a in (byte) print_euclid::b#4 ← (number) $1a Adding number conversion cast (unumber) $77 in (byte) print_euclid::a#5 ← (number) $77 Adding number conversion cast (unumber) $bb in (byte) print_euclid::b#5 ← (number) $bb Successful SSA optimization PassNAddNumberTypeConversions Inlining cast (byte*) memset::dst#0 ← (byte*)(void*) memset::str#2 Inlining cast (word) memset::num#0 ← (unumber)(number) $3e8 Inlining cast (byte) print_euclid::a#0 ← (unumber)(number) $80 Inlining cast (byte) print_euclid::b#0 ← (unumber)(number) 2 Inlining cast (byte) print_euclid::a#1 ← (unumber)(number) $a9 Inlining cast (byte) print_euclid::b#1 ← (unumber)(number) $45 Inlining cast (byte) print_euclid::a#2 ← (unumber)(number) $9b Inlining cast (byte) print_euclid::b#2 ← (unumber)(number) $37 Inlining cast (byte) print_euclid::a#3 ← (unumber)(number) $c7 Inlining cast (byte) print_euclid::b#3 ← (unumber)(number) 3 Inlining cast (byte) print_euclid::a#4 ← (unumber)(number) $5b Inlining cast (byte) print_euclid::b#4 ← (unumber)(number) $1a Inlining cast (byte) print_euclid::a#5 ← (unumber)(number) $77 Inlining cast (byte) print_euclid::b#5 ← (unumber)(number) $bb Successful SSA optimization Pass2InlineCast Simplifying constant integer cast 0 Simplifying constant pointer cast (byte*) 1024 Simplifying constant integer cast $28 Simplifying constant integer cast 4 Simplifying constant integer cast $f Simplifying constant integer cast $3e8 Simplifying constant integer cast $80 Simplifying constant integer cast 2 Simplifying constant integer cast $a9 Simplifying constant integer cast $45 Simplifying constant integer cast $9b Simplifying constant integer cast $37 Simplifying constant integer cast $c7 Simplifying constant integer cast 3 Simplifying constant integer cast $5b Simplifying constant integer cast $1a Simplifying constant integer cast $77 Simplifying constant integer cast $bb Successful SSA optimization PassNCastSimplification Finalized unsigned number type (byte) 0 Finalized unsigned number type (byte) $28 Finalized unsigned number type (byte) 4 Finalized unsigned number type (byte) $f Finalized unsigned number type (word) $3e8 Finalized unsigned number type (byte) $80 Finalized unsigned number type (byte) 2 Finalized unsigned number type (byte) $a9 Finalized unsigned number type (byte) $45 Finalized unsigned number type (byte) $9b Finalized unsigned number type (byte) $37 Finalized unsigned number type (byte) $c7 Finalized unsigned number type (byte) 3 Finalized unsigned number type (byte) $5b Finalized unsigned number type (byte) $1a Finalized unsigned number type (byte) $77 Finalized unsigned number type (byte) $bb Successful SSA optimization PassNFinalizeNumberTypeConversions Inferred type updated to byte in (unumber~) print_uchar::$2 ← (byte) print_uchar::b#4 & (byte) $f Inversing boolean not [2] (bool~) memset::$1 ← (word) memset::num#1 <= (byte) 0 from [1] (bool~) memset::$0 ← (word) memset::num#1 > (byte) 0 Successful SSA optimization Pass2UnaryNotSimplification Alias memset::return#0 = memset::str#1 memset::return#3 memset::return#1 Alias memset::str#2 = memset::str#3 Alias memset::num#1 = memset::num#2 Alias memset::c#3 = memset::c#4 Alias memset::end#0 = memset::$2 Alias memset::c#1 = memset::c#2 Alias memset::dst#2 = memset::dst#3 Alias memset::end#1 = memset::end#2 Alias memset::str#4 = memset::str#5 Alias print_line_cursor#0 = print_screen#0 print_char_cursor#0 print_line_cursor#34 print_char_cursor#55 print_screen#4 Alias print_line_cursor#1 = print_ln::$0 print_line_cursor#17 print_char_cursor#1 print_line_cursor#18 print_char_cursor#27 print_line_cursor#2 print_char_cursor#2 Alias print_uchar::b#3 = print_uchar::b#4 Alias print_char_cursor#28 = print_char_cursor#3 Alias print_char_cursor#29 = print_char_cursor#4 print_char_cursor#30 print_char_cursor#5 Alias print_char_cursor#32 = print_char_cursor#6 print_char_cursor#7 Alias print_line_cursor#19 = print_screen#2 print_screen#1 print_line_cursor#3 print_char_cursor#8 print_char_cursor#33 print_line_cursor#4 print_char_cursor#9 Alias print_line_cursor#20 = print_line_cursor#5 Alias print_char_cursor#10 = print_char_cursor#34 Alias print_char_cursor#11 = print_char_cursor#35 Alias print_line_cursor#21 = print_line_cursor#6 Alias print_char_cursor#12 = print_char_cursor#36 Alias print_line_cursor#22 = print_line_cursor#7 Alias print_char_cursor#13 = print_char_cursor#37 Alias print_line_cursor#23 = print_line_cursor#8 Alias print_char_cursor#14 = print_char_cursor#38 Alias print_line_cursor#24 = print_line_cursor#9 Alias print_char_cursor#15 = print_char_cursor#39 Alias print_line_cursor#10 = print_line_cursor#25 Alias print_char_cursor#16 = print_char_cursor#40 print_char_cursor#41 print_char_cursor#17 Alias print_line_cursor#11 = print_line_cursor#26 print_line_cursor#27 print_line_cursor#12 Alias print_euclid::b#10 = print_euclid::b#8 print_euclid::b#6 print_euclid::b#9 print_euclid::b#7 Alias print_euclid::a#10 = print_euclid::a#6 print_euclid::a#9 print_euclid::a#8 print_euclid::a#7 Alias print_line_cursor#33 = print_line_cursor#39 print_line_cursor#40 print_line_cursor#38 print_line_cursor#37 print_line_cursor#36 print_line_cursor#35 Alias print_char_cursor#18 = print_char_cursor#42 Alias print_char_cursor#19 = print_char_cursor#43 Alias print_char_cursor#20 = print_char_cursor#44 Alias print_char_cursor#21 = print_char_cursor#45 print_char_cursor#54 Alias euclid::return#0 = euclid::return#3 Alias print_uchar::b#2 = print_euclid::$4 Alias print_char_cursor#22 = print_char_cursor#46 Alias print_line_cursor#13 = print_line_cursor#28 print_line_cursor#29 print_line_cursor#14 Alias print_char_cursor#23 = print_char_cursor#47 print_char_cursor#48 print_char_cursor#24 Alias euclid::a#2 = euclid::a#3 euclid::a#4 euclid::return#1 euclid::a#5 euclid::a#6 euclid::return#4 euclid::return#2 Alias euclid::b#2 = euclid::b#3 euclid::b#4 euclid::b#5 Alias euclid::a#1 = euclid::$3 Alias euclid::b#1 = euclid::$2 Alias print_line_cursor#15 = print_line_cursor#30 Alias print_char_cursor#25 = print_char_cursor#49 Successful SSA optimization Pass2AliasElimination Identical Phi Values (word) memset::num#1 (word) memset::num#0 Identical Phi Values (void*) memset::str#2 (void*) memset::str#0 Identical Phi Values (byte) memset::c#3 (byte) memset::c#0 Identical Phi Values (byte*) memset::end#1 (byte*) memset::end#0 Identical Phi Values (void*) memset::str#4 (void*) memset::str#2 Identical Phi Values (byte) memset::c#1 (byte) memset::c#3 Identical Phi Values (byte*) print_line_cursor#31 (byte*) print_line_cursor#33 Identical Phi Values (byte*) print_char_cursor#50 (byte*) print_char_cursor#22 Identical Phi Values (byte*) print_char_cursor#26 (byte*) print_char_cursor#50 Identical Phi Values (byte*) print_char_cursor#28 (byte*) print_char_cursor#32 Identical Phi Values (byte*) print_char_cursor#29 (byte*) print_char_cursor#32 Identical Phi Values (byte*) print_line_cursor#19 (byte*) print_screen#3 Identical Phi Values (byte*) print_screen#3 (byte*) print_line_cursor#0 Identical Phi Values (byte*) print_line_cursor#32 (byte*) print_line_cursor#0 Identical Phi Values (byte*) print_char_cursor#52 (byte*) print_line_cursor#0 Identical Phi Values (byte*) print_line_cursor#20 (byte*) print_line_cursor#19 Identical Phi Values (byte*) print_char_cursor#10 (byte*) print_line_cursor#19 Identical Phi Values (byte*) print_char_cursor#11 (byte*) print_char_cursor#23 Identical Phi Values (byte*) print_line_cursor#21 (byte*) print_line_cursor#13 Identical Phi Values (byte*) print_char_cursor#12 (byte*) print_char_cursor#23 Identical Phi Values (byte*) print_line_cursor#22 (byte*) print_line_cursor#13 Identical Phi Values (byte*) print_char_cursor#13 (byte*) print_char_cursor#23 Identical Phi Values (byte*) print_line_cursor#23 (byte*) print_line_cursor#13 Identical Phi Values (byte*) print_char_cursor#14 (byte*) print_char_cursor#23 Identical Phi Values (byte*) print_line_cursor#24 (byte*) print_line_cursor#13 Identical Phi Values (byte*) print_char_cursor#15 (byte*) print_char_cursor#23 Identical Phi Values (byte*) print_line_cursor#10 (byte*) print_line_cursor#13 Identical Phi Values (byte*) print_char_cursor#16 (byte*) print_char_cursor#23 Identical Phi Values (byte*) print_line_cursor#11 (byte*) print_line_cursor#13 Identical Phi Values (byte*) print_char_cursor#18 (byte*) print_char_cursor#29 Identical Phi Values (byte*) print_char_cursor#19 (byte*) print_char_cursor#32 Identical Phi Values (byte*) print_char_cursor#20 (byte*) print_char_cursor#29 Identical Phi Values (byte*) print_char_cursor#21 (byte*) print_char_cursor#32 Identical Phi Values (byte*) print_char_cursor#22 (byte*) print_char_cursor#29 Identical Phi Values (byte*) print_line_cursor#13 (byte*) print_line_cursor#1 Identical Phi Values (byte*) print_char_cursor#23 (byte*) print_line_cursor#1 Identical Phi Values (byte) euclid::a#7 (byte) euclid::a#0 Identical Phi Values (byte) euclid::b#6 (byte) euclid::b#0 Identical Phi Values (byte*) print_line_cursor#15 (byte*) print_line_cursor#11 Identical Phi Values (byte*) print_char_cursor#25 (byte*) print_char_cursor#16 Successful SSA optimization Pass2IdenticalPhiElimination Identical Phi Values (void*) memset::return#0 (void*) memset::str#0 Successful SSA optimization Pass2IdenticalPhiElimination Simple Condition (bool~) memset::$1 [2] if((word) memset::num#0<=(byte) 0) goto memset::@1 Simple Condition (bool~) memset::$3 [9] if((byte*) memset::dst#2!=(byte*) memset::end#0) goto memset::@4 Simple Condition (bool~) print_ln::$1 [18] if((byte*) print_line_cursor#1<(byte*) print_char_cursor#32) goto print_ln::@1 Simple Condition (bool~) euclid::$0 [95] if((byte) euclid::a#2!=(byte) euclid::b#2) goto euclid::@2 Simple Condition (bool~) euclid::$1 [97] if((byte) euclid::a#2>(byte) euclid::b#2) goto euclid::@4 Successful SSA optimization Pass2ConditionalJumpSimplification Constant (const byte*) print_line_cursor#0 = (byte*) 1024 Constant (const byte) memset::c#0 = ' ' Constant (const word) memset::num#0 = $3e8 Constant (const byte) print_euclid::a#0 = $80 Constant (const byte) print_euclid::b#0 = 2 Constant (const byte) print_euclid::a#1 = $a9 Constant (const byte) print_euclid::b#1 = $45 Constant (const byte) print_euclid::a#2 = $9b Constant (const byte) print_euclid::b#2 = $37 Constant (const byte) print_euclid::a#3 = $c7 Constant (const byte) print_euclid::b#3 = 3 Constant (const byte) print_euclid::a#4 = $5b Constant (const byte) print_euclid::b#4 = $1a Constant (const byte) print_euclid::a#5 = $77 Constant (const byte) print_euclid::b#5 = $bb Constant (const byte) print_char::ch#2 = ' ' Constant (const byte) print_char::ch#3 = ' ' Successful SSA optimization Pass2ConstantIdentification Constant (const void*) memset::str#0 = (void*)print_line_cursor#0 Successful SSA optimization Pass2ConstantIdentification Constant (const byte*) memset::$4 = (byte*)memset::str#0 Constant (const byte*) memset::dst#0 = (byte*)memset::str#0 Constant (const void*) memset::return#2 = memset::str#0 Successful SSA optimization Pass2ConstantIdentification if() condition always false - eliminating [2] if((const word) memset::num#0<=(byte) 0) goto memset::@1 Successful SSA optimization Pass2ConstantIfs Eliminating unused constant (const void*) memset::return#2 Successful SSA optimization PassNEliminateUnusedVars Constant right-side identified [0] (byte*) memset::end#0 ← (const byte*) memset::$4 + (const word) memset::num#0 Successful SSA optimization Pass2ConstantRValueConsolidation Constant (const byte*) memset::end#0 = memset::$4+memset::num#0 Successful SSA optimization Pass2ConstantIdentification Inlining constant with var siblings (const byte*) memset::dst#0 Inlining constant with var siblings (const byte) print_char::ch#2 Inlining constant with var siblings (const byte) print_char::ch#3 Inlining constant with var siblings (const byte) print_euclid::a#0 Inlining constant with var siblings (const byte) print_euclid::b#0 Inlining constant with var siblings (const byte) print_euclid::a#1 Inlining constant with var siblings (const byte) print_euclid::b#1 Inlining constant with var siblings (const byte) print_euclid::a#2 Inlining constant with var siblings (const byte) print_euclid::b#2 Inlining constant with var siblings (const byte) print_euclid::a#3 Inlining constant with var siblings (const byte) print_euclid::b#3 Inlining constant with var siblings (const byte) print_euclid::a#4 Inlining constant with var siblings (const byte) print_euclid::b#4 Inlining constant with var siblings (const byte) print_euclid::a#5 Inlining constant with var siblings (const byte) print_euclid::b#5 Inlining constant with var siblings (const byte*) print_line_cursor#0 Constant inlined print_line_cursor#0 = (byte*) 1024 Constant inlined print_char::ch#3 = (byte) ' ' Constant inlined print_euclid::b#4 = (byte) $1a Constant inlined print_euclid::a#5 = (byte) $77 Constant inlined print_char::ch#2 = (byte) ' ' Constant inlined print_euclid::b#3 = (byte) 3 Constant inlined print_euclid::a#4 = (byte) $5b Constant inlined print_euclid::b#5 = (byte) $bb Constant inlined memset::$4 = (byte*)(const void*) memset::str#0 Constant inlined print_euclid::b#0 = (byte) 2 Constant inlined print_euclid::a#1 = (byte) $a9 Constant inlined print_euclid::a#0 = (byte) $80 Constant inlined print_euclid::b#2 = (byte) $37 Constant inlined print_euclid::a#3 = (byte) $c7 Constant inlined print_euclid::b#1 = (byte) $45 Constant inlined print_euclid::a#2 = (byte) $9b Constant inlined memset::dst#0 = (byte*)(const void*) memset::str#0 Successful SSA optimization Pass2ConstantInlining Added new block during phi lifting print_ln::@3(between print_ln::@1 and print_ln::@1) Adding NOP phi() at start of @begin Adding NOP phi() at start of @1 Adding NOP phi() at start of @2 Adding NOP phi() at start of @3 Adding NOP phi() at start of @end Adding NOP phi() at start of main Adding NOP phi() at start of main::@1 Adding NOP phi() at start of main::@7 Adding NOP phi() at start of print_euclid::@6 Adding NOP phi() at start of print_euclid::@7 Adding NOP phi() at start of print_ln::@2 Adding NOP phi() at start of print_uchar::@2 Adding NOP phi() at start of euclid::@3 Adding NOP phi() at start of print_cls Adding NOP phi() at start of print_cls::@1 Adding NOP phi() at start of memset Adding NOP phi() at start of memset::@2 Adding NOP phi() at start of memset::@1 CALL GRAPH Calls in [] to main:3 Calls in [main] to print_cls:7 print_euclid:9 print_euclid:12 print_euclid:15 print_euclid:18 print_euclid:21 print_euclid:24 Calls in [print_euclid] to print_uchar:31 print_char:33 print_uchar:37 print_char:39 euclid:42 print_uchar:47 print_ln:49 Calls in [print_uchar] to print_char:64 print_char:69 Calls in [print_cls] to memset:90 Created 12 initial phi equivalence classes Not coalescing [10] print_char_cursor#63 ← print_line_cursor#1 Coalesced [11] print_line_cursor#43 ← print_line_cursor#1 Not coalescing [13] print_char_cursor#64 ← print_line_cursor#1 Coalesced (already) [14] print_line_cursor#44 ← print_line_cursor#1 Not coalescing [16] print_char_cursor#65 ← print_line_cursor#1 Coalesced (already) [17] print_line_cursor#45 ← print_line_cursor#1 Not coalescing [19] print_char_cursor#66 ← print_line_cursor#1 Coalesced (already) [20] print_line_cursor#46 ← print_line_cursor#1 Not coalescing [22] print_char_cursor#67 ← print_line_cursor#1 Coalesced (already) [23] print_line_cursor#47 ← print_line_cursor#1 Coalesced [29] print_uchar::b#5 ← print_uchar::b#0 Coalesced [30] print_char_cursor#56 ← print_char_cursor#53 Coalesced [32] print_char_cursor#59 ← print_char_cursor#32 Coalesced [35] print_uchar::b#6 ← print_uchar::b#1 Coalesced [36] print_char_cursor#57 ← print_char_cursor#32 Coalesced (already) [38] print_char_cursor#60 ← print_char_cursor#32 Coalesced [45] print_uchar::b#7 ← print_uchar::b#2 Coalesced (already) [46] print_char_cursor#58 ← print_char_cursor#32 Coalesced [52] print_line_cursor#41 ← print_line_cursor#33 Coalesced (already) [58] print_line_cursor#42 ← print_line_cursor#1 Coalesced [62] print_char::ch#5 ← print_char::ch#0 Coalesced (already) [63] print_char_cursor#61 ← print_char_cursor#51 Coalesced [67] print_char::ch#6 ← print_char::ch#1 Coalesced (already) [68] print_char_cursor#62 ← print_char_cursor#32 Coalesced [76] euclid::a#8 ← euclid::a#0 Coalesced [77] euclid::b#7 ← euclid::b#0 Coalesced (already) [84] euclid::a#10 ← euclid::a#2 Coalesced [85] euclid::b#9 ← euclid::b#1 Coalesced [87] euclid::a#9 ← euclid::a#1 Coalesced (already) [88] euclid::b#8 ← euclid::b#2 Coalesced [101] memset::dst#4 ← memset::dst#1 Coalesced down to 9 phi equivalence classes Culled Empty Block (label) @1 Culled Empty Block (label) @3 Culled Empty Block (label) main::@7 Culled Empty Block (label) print_euclid::@7 Culled Empty Block (label) print_ln::@2 Culled Empty Block (label) print_ln::@3 Culled Empty Block (label) print_uchar::@2 Culled Empty Block (label) euclid::@3 Culled Empty Block (label) print_cls::@1 Culled Empty Block (label) memset::@2 Culled Empty Block (label) memset::@1 Renumbering block @2 to @1 Renumbering block memset::@3 to memset::@1 Renumbering block memset::@4 to memset::@2 Renumbering block euclid::@4 to euclid::@3 Renumbering block euclid::@5 to euclid::@4 Adding NOP phi() at start of @begin Adding NOP phi() at start of @1 Adding NOP phi() at start of @end Adding NOP phi() at start of main Adding NOP phi() at start of main::@1 Adding NOP phi() at start of print_euclid::@1 Adding NOP phi() at start of print_euclid::@3 Adding NOP phi() at start of print_euclid::@6 Adding NOP phi() at start of print_ln Adding NOP phi() at start of euclid Adding NOP phi() at start of print_cls Adding NOP phi() at start of memset FINAL CONTROL FLOW GRAPH @begin: scope:[] from [0] phi() to:@1 @1: scope:[] from @begin [1] phi() [2] call main to:@end @end: scope:[] from @1 [3] phi() (void()) main() main: scope:[main] from @1 [4] phi() [5] call print_cls to:main::@1 main::@1: scope:[main] from main [6] phi() [7] call print_euclid to:main::@2 main::@2: scope:[main] from main::@1 [8] (byte*) print_char_cursor#63 ← (byte*) print_line_cursor#1 [9] call print_euclid to:main::@3 main::@3: scope:[main] from main::@2 [10] (byte*) print_char_cursor#64 ← (byte*) print_line_cursor#1 [11] call print_euclid to:main::@4 main::@4: scope:[main] from main::@3 [12] (byte*) print_char_cursor#65 ← (byte*) print_line_cursor#1 [13] call print_euclid to:main::@5 main::@5: scope:[main] from main::@4 [14] (byte*) print_char_cursor#66 ← (byte*) print_line_cursor#1 [15] call print_euclid to:main::@6 main::@6: scope:[main] from main::@5 [16] (byte*) print_char_cursor#67 ← (byte*) print_line_cursor#1 [17] call print_euclid to:main::@return main::@return: scope:[main] from main::@6 [18] return to:@return (void()) print_euclid((byte) print_euclid::a , (byte) print_euclid::b) print_euclid: scope:[print_euclid] from main::@1 main::@2 main::@3 main::@4 main::@5 main::@6 [19] (byte*) print_line_cursor#33 ← phi( main::@1/(byte*) 1024 main::@2/(byte*) print_line_cursor#1 main::@3/(byte*) print_line_cursor#1 main::@4/(byte*) print_line_cursor#1 main::@5/(byte*) print_line_cursor#1 main::@6/(byte*) print_line_cursor#1 ) [19] (byte) print_euclid::b#10 ← phi( main::@1/(byte) 2 main::@2/(byte) $45 main::@3/(byte) $37 main::@4/(byte) 3 main::@5/(byte) $1a main::@6/(byte) $bb ) [19] (byte*) print_char_cursor#53 ← phi( main::@1/(byte*) 1024 main::@2/(byte*) print_char_cursor#63 main::@3/(byte*) print_char_cursor#64 main::@4/(byte*) print_char_cursor#65 main::@5/(byte*) print_char_cursor#66 main::@6/(byte*) print_char_cursor#67 ) [19] (byte) print_euclid::a#10 ← phi( main::@1/(byte) $80 main::@2/(byte) $a9 main::@3/(byte) $9b main::@4/(byte) $c7 main::@5/(byte) $5b main::@6/(byte) $77 ) [20] (byte) print_uchar::b#0 ← (byte) print_euclid::a#10 [21] call print_uchar to:print_euclid::@1 print_euclid::@1: scope:[print_euclid] from print_euclid [22] phi() [23] call print_char to:print_euclid::@2 print_euclid::@2: scope:[print_euclid] from print_euclid::@1 [24] (byte) print_uchar::b#1 ← (byte) print_euclid::b#10 [25] call print_uchar to:print_euclid::@3 print_euclid::@3: scope:[print_euclid] from print_euclid::@2 [26] phi() [27] call print_char to:print_euclid::@4 print_euclid::@4: scope:[print_euclid] from print_euclid::@3 [28] (byte) euclid::a#0 ← (byte) print_euclid::a#10 [29] (byte) euclid::b#0 ← (byte) print_euclid::b#10 [30] call euclid [31] (byte) euclid::return#0 ← (byte) euclid::a#2 to:print_euclid::@5 print_euclid::@5: scope:[print_euclid] from print_euclid::@4 [32] (byte) print_uchar::b#2 ← (byte) euclid::return#0 [33] call print_uchar to:print_euclid::@6 print_euclid::@6: scope:[print_euclid] from print_euclid::@5 [34] phi() [35] call print_ln to:print_euclid::@return print_euclid::@return: scope:[print_euclid] from print_euclid::@6 [36] return to:@return (void()) print_ln() print_ln: scope:[print_ln] from print_euclid::@6 [37] phi() to:print_ln::@1 print_ln::@1: scope:[print_ln] from print_ln print_ln::@1 [38] (byte*) print_line_cursor#16 ← phi( print_ln/(byte*) print_line_cursor#33 print_ln::@1/(byte*) print_line_cursor#1 ) [39] (byte*) print_line_cursor#1 ← (byte*) print_line_cursor#16 + (byte) $28 [40] if((byte*) print_line_cursor#1<(byte*) print_char_cursor#32) goto print_ln::@1 to:print_ln::@return print_ln::@return: scope:[print_ln] from print_ln::@1 [41] return to:@return (void()) print_uchar((byte) print_uchar::b) print_uchar: scope:[print_uchar] from print_euclid print_euclid::@2 print_euclid::@5 [42] (byte*) print_char_cursor#51 ← phi( print_euclid/(byte*) print_char_cursor#53 print_euclid::@2/(byte*) print_char_cursor#32 print_euclid::@5/(byte*) print_char_cursor#32 ) [42] (byte) print_uchar::b#3 ← phi( print_euclid/(byte) print_uchar::b#0 print_euclid::@2/(byte) print_uchar::b#1 print_euclid::@5/(byte) print_uchar::b#2 ) [43] (byte~) print_uchar::$0 ← (byte) print_uchar::b#3 >> (byte) 4 [44] (byte) print_char::ch#0 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$0) [45] call print_char to:print_uchar::@1 print_uchar::@1: scope:[print_uchar] from print_uchar [46] (byte~) print_uchar::$2 ← (byte) print_uchar::b#3 & (byte) $f [47] (byte) print_char::ch#1 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$2) [48] call print_char to:print_uchar::@return print_uchar::@return: scope:[print_uchar] from print_uchar::@1 [49] return to:@return (void()) print_char((byte) print_char::ch) print_char: scope:[print_char] from print_euclid::@1 print_euclid::@3 print_uchar print_uchar::@1 [50] (byte*) print_char_cursor#31 ← phi( print_euclid::@1/(byte*) print_char_cursor#32 print_euclid::@3/(byte*) print_char_cursor#32 print_uchar/(byte*) print_char_cursor#51 print_uchar::@1/(byte*) print_char_cursor#32 ) [50] (byte) print_char::ch#4 ← phi( print_euclid::@1/(byte) ' ' print_euclid::@3/(byte) ' ' print_uchar/(byte) print_char::ch#0 print_uchar::@1/(byte) print_char::ch#1 ) [51] *((byte*) print_char_cursor#31) ← (byte) print_char::ch#4 [52] (byte*) print_char_cursor#32 ← ++ (byte*) print_char_cursor#31 to:print_char::@return print_char::@return: scope:[print_char] from print_char [53] return to:@return (byte()) euclid((byte) euclid::a , (byte) euclid::b) euclid: scope:[euclid] from print_euclid::@4 [54] phi() to:euclid::@1 euclid::@1: scope:[euclid] from euclid euclid::@3 euclid::@4 [55] (byte) euclid::b#2 ← phi( euclid/(byte) euclid::b#0 euclid::@3/(byte) euclid::b#2 euclid::@4/(byte) euclid::b#1 ) [55] (byte) euclid::a#2 ← phi( euclid/(byte) euclid::a#0 euclid::@3/(byte) euclid::a#1 euclid::@4/(byte) euclid::a#2 ) [56] if((byte) euclid::a#2!=(byte) euclid::b#2) goto euclid::@2 to:euclid::@return euclid::@return: scope:[euclid] from euclid::@1 [57] return to:@return euclid::@2: scope:[euclid] from euclid::@1 [58] if((byte) euclid::a#2>(byte) euclid::b#2) goto euclid::@3 to:euclid::@4 euclid::@4: scope:[euclid] from euclid::@2 [59] (byte) euclid::b#1 ← (byte) euclid::b#2 - (byte) euclid::a#2 to:euclid::@1 euclid::@3: scope:[euclid] from euclid::@2 [60] (byte) euclid::a#1 ← (byte) euclid::a#2 - (byte) euclid::b#2 to:euclid::@1 (void()) print_cls() print_cls: scope:[print_cls] from main [61] phi() [62] call memset to:print_cls::@return print_cls::@return: scope:[print_cls] from print_cls [63] return to:@return (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num) memset: scope:[memset] from print_cls [64] phi() to:memset::@1 memset::@1: scope:[memset] from memset memset::@2 [65] (byte*) memset::dst#2 ← phi( memset/(byte*)(const void*) memset::str#0 memset::@2/(byte*) memset::dst#1 ) [66] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 to:memset::@return memset::@return: scope:[memset] from memset::@1 [67] return to:@return memset::@2: scope:[memset] from memset::@1 [68] *((byte*) memset::dst#2) ← (const byte) memset::c#0 [69] (byte*) memset::dst#1 ← ++ (byte*) memset::dst#2 to:memset::@1 VARIABLE REGISTER WEIGHTS (byte()) euclid((byte) euclid::a , (byte) euclid::b) (byte) euclid::a (byte) euclid::a#0 367.33333333333337 (byte) euclid::a#1 20002.0 (byte) euclid::a#2 11851.5 (byte) euclid::b (byte) euclid::b#0 551.0 (byte) euclid::b#1 20002.0 (byte) euclid::b#2 17752.0 (byte) euclid::return (byte) euclid::return#0 202.0 (void()) main() (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num) (byte) memset::c (byte*) memset::dst (byte*) memset::dst#1 20002.0 (byte*) memset::dst#2 13334.666666666666 (byte*) memset::end (word) memset::num (void*) memset::return (void*) memset::str (void()) print_char((byte) print_char::ch) (byte) print_char::ch (byte) print_char::ch#0 2002.0 (byte) print_char::ch#1 2002.0 (byte) print_char::ch#4 12003.0 (byte*) print_char_cursor (byte*) print_char_cursor#31 11103.0 (byte*) print_char_cursor#32 856.2800000000002 (byte*) print_char_cursor#51 434.6666666666667 (byte*) print_char_cursor#53 78.0 (byte*) print_char_cursor#63 22.0 (byte*) print_char_cursor#64 22.0 (byte*) print_char_cursor#65 22.0 (byte*) print_char_cursor#66 22.0 (byte*) print_char_cursor#67 22.0 (void()) print_cls() (void()) print_euclid((byte) print_euclid::a , (byte) print_euclid::b) (byte) print_euclid::a (byte) print_euclid::a#10 22.444444444444443 (byte) print_euclid::b (byte) print_euclid::b#10 20.2 (byte*) print_line_cursor (byte*) print_line_cursor#1 2007.5333333333335 (byte*) print_line_cursor#16 21003.0 (byte*) print_line_cursor#33 62.11764705882353 (void()) print_ln() (byte*) print_screen (void()) print_uchar((byte) print_uchar::b) (byte~) print_uchar::$0 2002.0 (byte~) print_uchar::$2 2002.0 (byte) print_uchar::b (byte) print_uchar::b#0 202.0 (byte) print_uchar::b#1 202.0 (byte) print_uchar::b#2 202.0 (byte) print_uchar::b#3 576.25 Initial phi equivalence classes [ print_euclid::a#10 ] [ print_euclid::b#10 ] [ print_line_cursor#16 print_line_cursor#33 print_line_cursor#1 ] [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] [ print_char::ch#4 print_char::ch#0 print_char::ch#1 ] [ print_char_cursor#31 print_char_cursor#51 print_char_cursor#53 print_char_cursor#63 print_char_cursor#64 print_char_cursor#65 print_char_cursor#66 print_char_cursor#67 print_char_cursor#32 ] [ euclid::a#2 euclid::a#0 euclid::a#1 ] [ euclid::b#2 euclid::b#0 euclid::b#1 ] [ memset::dst#2 memset::dst#1 ] Added variable euclid::return#0 to live range equivalence class [ euclid::return#0 ] Added variable print_uchar::$0 to live range equivalence class [ print_uchar::$0 ] Added variable print_uchar::$2 to live range equivalence class [ print_uchar::$2 ] Complete equivalence classes [ print_euclid::a#10 ] [ print_euclid::b#10 ] [ print_line_cursor#16 print_line_cursor#33 print_line_cursor#1 ] [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] [ print_char::ch#4 print_char::ch#0 print_char::ch#1 ] [ print_char_cursor#31 print_char_cursor#51 print_char_cursor#53 print_char_cursor#63 print_char_cursor#64 print_char_cursor#65 print_char_cursor#66 print_char_cursor#67 print_char_cursor#32 ] [ euclid::a#2 euclid::a#0 euclid::a#1 ] [ euclid::b#2 euclid::b#0 euclid::b#1 ] [ memset::dst#2 memset::dst#1 ] [ euclid::return#0 ] [ print_uchar::$0 ] [ print_uchar::$2 ] Allocated zp[1]:2 [ print_euclid::a#10 ] Allocated zp[1]:3 [ print_euclid::b#10 ] Allocated zp[2]:4 [ print_line_cursor#16 print_line_cursor#33 print_line_cursor#1 ] Allocated zp[1]:6 [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] Allocated zp[1]:7 [ print_char::ch#4 print_char::ch#0 print_char::ch#1 ] Allocated zp[2]:8 [ print_char_cursor#31 print_char_cursor#51 print_char_cursor#53 print_char_cursor#63 print_char_cursor#64 print_char_cursor#65 print_char_cursor#66 print_char_cursor#67 print_char_cursor#32 ] Allocated zp[1]:10 [ euclid::a#2 euclid::a#0 euclid::a#1 ] Allocated zp[1]:11 [ euclid::b#2 euclid::b#0 euclid::b#1 ] Allocated zp[2]:12 [ memset::dst#2 memset::dst#1 ] Allocated zp[1]:14 [ euclid::return#0 ] Allocated zp[1]:15 [ print_uchar::$0 ] Allocated zp[1]:16 [ print_uchar::$2 ] INITIAL ASM Target platform is c64basic / MOS6502X // File Comments /* * Find greatest common denominator using subtraction-based Euclidian algorithm * See https://en.wikipedia.org/wiki/Euclidean_algorithm * Based on facebook post from */ // Upstart .pc = $801 "Basic" :BasicUpstart(main) .pc = $80d "Program" // Global Constants & labels .label print_line_cursor = 4 .label print_char_cursor = 8 // @begin __bbegin: // [1] phi from @begin to @1 [phi:@begin->@1] __b1_from___bbegin: jmp __b1 // @1 __b1: // [2] call main // [4] phi from @1 to main [phi:@1->main] main_from___b1: jsr main // [3] phi from @1 to @end [phi:@1->@end] __bend_from___b1: jmp __bend // @end __bend: // main main: { // [5] call print_cls // [61] phi from main to print_cls [phi:main->print_cls] print_cls_from_main: jsr print_cls // [6] phi from main to main::@1 [phi:main->main::@1] __b1_from_main: jmp __b1 // main::@1 __b1: // [7] call print_euclid // [19] phi from main::@1 to print_euclid [phi:main::@1->print_euclid] print_euclid_from___b1: // [19] phi (byte*) print_line_cursor#33 = (byte*) 1024 [phi:main::@1->print_euclid#0] -- pbuz1=pbuc1 lda #<$400 sta.z print_line_cursor lda #>$400 sta.z print_line_cursor+1 // [19] phi (byte) print_euclid::b#10 = (byte) 2 [phi:main::@1->print_euclid#1] -- vbuz1=vbuc1 lda #2 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) 1024 [phi:main::@1->print_euclid#2] -- pbuz1=pbuc1 lda #<$400 sta.z print_char_cursor lda #>$400 sta.z print_char_cursor+1 // [19] phi (byte) print_euclid::a#10 = (byte) $80 [phi:main::@1->print_euclid#3] -- vbuz1=vbuc1 lda #$80 sta.z print_euclid.a jsr print_euclid jmp __b2 // main::@2 __b2: // [8] (byte*) print_char_cursor#63 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [9] call print_euclid // [19] phi from main::@2 to print_euclid [phi:main::@2->print_euclid] print_euclid_from___b2: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@2->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $45 [phi:main::@2->print_euclid#1] -- vbuz1=vbuc1 lda #$45 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#63 [phi:main::@2->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $a9 [phi:main::@2->print_euclid#3] -- vbuz1=vbuc1 lda #$a9 sta.z print_euclid.a jsr print_euclid jmp __b3 // main::@3 __b3: // [10] (byte*) print_char_cursor#64 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [11] call print_euclid // [19] phi from main::@3 to print_euclid [phi:main::@3->print_euclid] print_euclid_from___b3: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@3->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $37 [phi:main::@3->print_euclid#1] -- vbuz1=vbuc1 lda #$37 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#64 [phi:main::@3->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $9b [phi:main::@3->print_euclid#3] -- vbuz1=vbuc1 lda #$9b sta.z print_euclid.a jsr print_euclid jmp __b4 // main::@4 __b4: // [12] (byte*) print_char_cursor#65 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [13] call print_euclid // [19] phi from main::@4 to print_euclid [phi:main::@4->print_euclid] print_euclid_from___b4: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@4->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) 3 [phi:main::@4->print_euclid#1] -- vbuz1=vbuc1 lda #3 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#65 [phi:main::@4->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $c7 [phi:main::@4->print_euclid#3] -- vbuz1=vbuc1 lda #$c7 sta.z print_euclid.a jsr print_euclid jmp __b5 // main::@5 __b5: // [14] (byte*) print_char_cursor#66 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [15] call print_euclid // [19] phi from main::@5 to print_euclid [phi:main::@5->print_euclid] print_euclid_from___b5: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@5->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $1a [phi:main::@5->print_euclid#1] -- vbuz1=vbuc1 lda #$1a sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#66 [phi:main::@5->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $5b [phi:main::@5->print_euclid#3] -- vbuz1=vbuc1 lda #$5b sta.z print_euclid.a jsr print_euclid jmp __b6 // main::@6 __b6: // [16] (byte*) print_char_cursor#67 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [17] call print_euclid // [19] phi from main::@6 to print_euclid [phi:main::@6->print_euclid] print_euclid_from___b6: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@6->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $bb [phi:main::@6->print_euclid#1] -- vbuz1=vbuc1 lda #$bb sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#67 [phi:main::@6->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $77 [phi:main::@6->print_euclid#3] -- vbuz1=vbuc1 lda #$77 sta.z print_euclid.a jsr print_euclid jmp __breturn // main::@return __breturn: // [18] return rts } // print_euclid // print_euclid(byte zp(2) a, byte zp(3) b) print_euclid: { .label b = 3 .label a = 2 // [20] (byte) print_uchar::b#0 ← (byte) print_euclid::a#10 -- vbuz1=vbuz2 lda.z a sta.z print_uchar.b // [21] call print_uchar // [42] phi from print_euclid to print_uchar [phi:print_euclid->print_uchar] print_uchar_from_print_euclid: // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#53 [phi:print_euclid->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#0 [phi:print_euclid->print_uchar#1] -- register_copy jsr print_uchar // [22] phi from print_euclid to print_euclid::@1 [phi:print_euclid->print_euclid::@1] __b1_from_print_euclid: jmp __b1 // print_euclid::@1 __b1: // [23] call print_char // [50] phi from print_euclid::@1 to print_char [phi:print_euclid::@1->print_char] print_char_from___b1: // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_euclid::@1->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) ' ' [phi:print_euclid::@1->print_char#1] -- vbuz1=vbuc1 lda #' ' sta.z print_char.ch jsr print_char jmp __b2 // print_euclid::@2 __b2: // [24] (byte) print_uchar::b#1 ← (byte) print_euclid::b#10 -- vbuz1=vbuz2 lda.z b sta.z print_uchar.b // [25] call print_uchar // [42] phi from print_euclid::@2 to print_uchar [phi:print_euclid::@2->print_uchar] print_uchar_from___b2: // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#32 [phi:print_euclid::@2->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#1 [phi:print_euclid::@2->print_uchar#1] -- register_copy jsr print_uchar // [26] phi from print_euclid::@2 to print_euclid::@3 [phi:print_euclid::@2->print_euclid::@3] __b3_from___b2: jmp __b3 // print_euclid::@3 __b3: // [27] call print_char // [50] phi from print_euclid::@3 to print_char [phi:print_euclid::@3->print_char] print_char_from___b3: // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_euclid::@3->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) ' ' [phi:print_euclid::@3->print_char#1] -- vbuz1=vbuc1 lda #' ' sta.z print_char.ch jsr print_char jmp __b4 // print_euclid::@4 __b4: // [28] (byte) euclid::a#0 ← (byte) print_euclid::a#10 -- vbuz1=vbuz2 lda.z a sta.z euclid.a // [29] (byte) euclid::b#0 ← (byte) print_euclid::b#10 -- vbuz1=vbuz2 lda.z b sta.z euclid.b // [30] call euclid // [54] phi from print_euclid::@4 to euclid [phi:print_euclid::@4->euclid] euclid_from___b4: jsr euclid // [31] (byte) euclid::return#0 ← (byte) euclid::a#2 -- vbuz1=vbuz2 lda.z euclid.a sta.z euclid.return jmp __b5 // print_euclid::@5 __b5: // [32] (byte) print_uchar::b#2 ← (byte) euclid::return#0 -- vbuz1=vbuz2 lda.z euclid.return sta.z print_uchar.b // [33] call print_uchar // [42] phi from print_euclid::@5 to print_uchar [phi:print_euclid::@5->print_uchar] print_uchar_from___b5: // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#32 [phi:print_euclid::@5->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#2 [phi:print_euclid::@5->print_uchar#1] -- register_copy jsr print_uchar // [34] phi from print_euclid::@5 to print_euclid::@6 [phi:print_euclid::@5->print_euclid::@6] __b6_from___b5: jmp __b6 // print_euclid::@6 __b6: // [35] call print_ln // [37] phi from print_euclid::@6 to print_ln [phi:print_euclid::@6->print_ln] print_ln_from___b6: jsr print_ln jmp __breturn // print_euclid::@return __breturn: // [36] return rts } // print_ln // Print a newline print_ln: { // [38] phi from print_ln print_ln::@1 to print_ln::@1 [phi:print_ln/print_ln::@1->print_ln::@1] __b1_from_print_ln: __b1_from___b1: // [38] phi (byte*) print_line_cursor#16 = (byte*) print_line_cursor#33 [phi:print_ln/print_ln::@1->print_ln::@1#0] -- register_copy jmp __b1 // print_ln::@1 __b1: // [39] (byte*) print_line_cursor#1 ← (byte*) print_line_cursor#16 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 lda #$28 clc adc.z print_line_cursor sta.z print_line_cursor bcc !+ inc.z print_line_cursor+1 !: // [40] if((byte*) print_line_cursor#1<(byte*) print_char_cursor#32) goto print_ln::@1 -- pbuz1_lt_pbuz2_then_la1 lda.z print_line_cursor+1 cmp.z print_char_cursor+1 bcc __b1_from___b1 bne !+ lda.z print_line_cursor cmp.z print_char_cursor bcc __b1_from___b1 !: jmp __breturn // print_ln::@return __breturn: // [41] return rts } // print_uchar // Print a char as HEX // print_uchar(byte zp(6) b) print_uchar: { .label __0 = $f .label __2 = $10 .label b = 6 // [43] (byte~) print_uchar::$0 ← (byte) print_uchar::b#3 >> (byte) 4 -- vbuz1=vbuz2_ror_4 lda.z b lsr lsr lsr lsr sta.z __0 // [44] (byte) print_char::ch#0 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$0) -- vbuz1=pbuc1_derefidx_vbuz2 ldy.z __0 lda print_hextab,y sta.z print_char.ch // [45] call print_char // Table of hexadecimal digits // [50] phi from print_uchar to print_char [phi:print_uchar->print_char] print_char_from_print_uchar: // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#51 [phi:print_uchar->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) print_char::ch#0 [phi:print_uchar->print_char#1] -- register_copy jsr print_char jmp __b1 // print_uchar::@1 __b1: // [46] (byte~) print_uchar::$2 ← (byte) print_uchar::b#3 & (byte) $f -- vbuz1=vbuz2_band_vbuc1 lda #$f and.z b sta.z __2 // [47] (byte) print_char::ch#1 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$2) -- vbuz1=pbuc1_derefidx_vbuz2 ldy.z __2 lda print_hextab,y sta.z print_char.ch // [48] call print_char // [50] phi from print_uchar::@1 to print_char [phi:print_uchar::@1->print_char] print_char_from___b1: // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_uchar::@1->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) print_char::ch#1 [phi:print_uchar::@1->print_char#1] -- register_copy jsr print_char jmp __breturn // print_uchar::@return __breturn: // [49] return rts } // print_char // Print a single char // print_char(byte zp(7) ch) print_char: { .label ch = 7 // [51] *((byte*) print_char_cursor#31) ← (byte) print_char::ch#4 -- _deref_pbuz1=vbuz2 lda.z ch ldy #0 sta (print_char_cursor),y // [52] (byte*) print_char_cursor#32 ← ++ (byte*) print_char_cursor#31 -- pbuz1=_inc_pbuz1 inc.z print_char_cursor bne !+ inc.z print_char_cursor+1 !: jmp __breturn // print_char::@return __breturn: // [53] return rts } // euclid // euclid(byte zp($a) a, byte zp($b) b) euclid: { .label a = $a .label b = $b .label return = $e // [55] phi from euclid euclid::@3 euclid::@4 to euclid::@1 [phi:euclid/euclid::@3/euclid::@4->euclid::@1] __b1_from_euclid: __b1_from___b3: __b1_from___b4: // [55] phi (byte) euclid::b#2 = (byte) euclid::b#0 [phi:euclid/euclid::@3/euclid::@4->euclid::@1#0] -- register_copy // [55] phi (byte) euclid::a#2 = (byte) euclid::a#0 [phi:euclid/euclid::@3/euclid::@4->euclid::@1#1] -- register_copy jmp __b1 // euclid::@1 __b1: // [56] if((byte) euclid::a#2!=(byte) euclid::b#2) goto euclid::@2 -- vbuz1_neq_vbuz2_then_la1 lda.z a cmp.z b bne __b2 jmp __breturn // euclid::@return __breturn: // [57] return rts // euclid::@2 __b2: // [58] if((byte) euclid::a#2>(byte) euclid::b#2) goto euclid::@3 -- vbuz1_gt_vbuz2_then_la1 lda.z b cmp.z a bcc __b3 jmp __b4 // euclid::@4 __b4: // [59] (byte) euclid::b#1 ← (byte) euclid::b#2 - (byte) euclid::a#2 -- vbuz1=vbuz1_minus_vbuz2 lda.z b sec sbc.z a sta.z b jmp __b1_from___b4 // euclid::@3 __b3: // [60] (byte) euclid::a#1 ← (byte) euclid::a#2 - (byte) euclid::b#2 -- vbuz1=vbuz1_minus_vbuz2 lda.z a sec sbc.z b sta.z a jmp __b1_from___b3 } // print_cls // Clear the screen. Also resets current line/char cursor. print_cls: { // [62] call memset // [64] phi from print_cls to memset [phi:print_cls->memset] memset_from_print_cls: jsr memset jmp __breturn // print_cls::@return __breturn: // [63] return rts } // memset // Copies the character c (an unsigned char) to the first num characters of the object pointed to by the argument str. memset: { .const c = ' ' .const num = $3e8 .label str = $400 .label end = str+num .label dst = $c // [65] phi from memset to memset::@1 [phi:memset->memset::@1] __b1_from_memset: // [65] phi (byte*) memset::dst#2 = (byte*)(const void*) memset::str#0 [phi:memset->memset::@1#0] -- pbuz1=pbuc1 lda #str sta.z dst+1 jmp __b1 // memset::@1 __b1: // [66] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 -- pbuz1_neq_pbuc1_then_la1 lda.z dst+1 cmp #>end bne __b2 lda.z dst cmp #memset::@1] __b1_from___b2: // [65] phi (byte*) memset::dst#2 = (byte*) memset::dst#1 [phi:memset::@2->memset::@1#0] -- register_copy jmp __b1 } // File Data print_hextab: .text "0123456789abcdef" REGISTER UPLIFT POTENTIAL REGISTERS Statement [8] (byte*) print_char_cursor#63 ← (byte*) print_line_cursor#1 [ print_char_cursor#63 print_line_cursor#1 ] ( main:2 [ print_char_cursor#63 print_line_cursor#1 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [10] (byte*) print_char_cursor#64 ← (byte*) print_line_cursor#1 [ print_line_cursor#1 print_char_cursor#64 ] ( main:2 [ print_line_cursor#1 print_char_cursor#64 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [12] (byte*) print_char_cursor#65 ← (byte*) print_line_cursor#1 [ print_line_cursor#1 print_char_cursor#65 ] ( main:2 [ print_line_cursor#1 print_char_cursor#65 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [14] (byte*) print_char_cursor#66 ← (byte*) print_line_cursor#1 [ print_line_cursor#1 print_char_cursor#66 ] ( main:2 [ print_line_cursor#1 print_char_cursor#66 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [16] (byte*) print_char_cursor#67 ← (byte*) print_line_cursor#1 [ print_line_cursor#1 print_char_cursor#67 ] ( main:2 [ print_line_cursor#1 print_char_cursor#67 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [39] (byte*) print_line_cursor#1 ← (byte*) print_line_cursor#16 + (byte) $28 [ print_line_cursor#1 print_char_cursor#32 ] ( main:2::print_euclid:7::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { } main:2::print_euclid:9::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:11::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:13::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:15::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:17::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [40] if((byte*) print_line_cursor#1<(byte*) print_char_cursor#32) goto print_ln::@1 [ print_line_cursor#1 print_char_cursor#32 ] ( main:2::print_euclid:7::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { } main:2::print_euclid:9::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:11::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:13::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:15::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:17::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [43] (byte~) print_uchar::$0 ← (byte) print_uchar::b#3 >> (byte) 4 [ print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] ( main:2::print_euclid:7::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#53 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#63 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#64 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#65 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#66 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#67 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } ) always clobbers reg byte a Removing always clobbered register reg byte a as potential for zp[1]:2 [ print_euclid::a#10 ] Removing always clobbered register reg byte a as potential for zp[1]:3 [ print_euclid::b#10 ] Removing always clobbered register reg byte a as potential for zp[1]:6 [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] Statement [46] (byte~) print_uchar::$2 ← (byte) print_uchar::b#3 & (byte) $f [ print_char_cursor#32 print_uchar::$2 ] ( main:2::print_euclid:7::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char_cursor#51 = print_char_cursor#53 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:9::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:11::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:13::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:15::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:17::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:7::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } ) always clobbers reg byte a Statement [51] *((byte*) print_char_cursor#31) ← (byte) print_char::ch#4 [ print_char_cursor#31 ] ( main:2::print_euclid:7::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:9::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:11::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:13::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:15::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:17::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:7::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:9::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:11::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:13::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:15::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:17::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:7::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#53 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#63 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#64 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#65 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#66 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#67 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char_cursor#51 = print_char_cursor#53 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:9::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:11::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:13::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:15::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:17::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:7::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } ) always clobbers reg byte y Removing always clobbered register reg byte y as potential for zp[1]:2 [ print_euclid::a#10 ] Removing always clobbered register reg byte y as potential for zp[1]:3 [ print_euclid::b#10 ] Removing always clobbered register reg byte y as potential for zp[1]:6 [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] Statement [59] (byte) euclid::b#1 ← (byte) euclid::b#2 - (byte) euclid::a#2 [ euclid::a#2 euclid::b#1 ] ( main:2::print_euclid:7::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:9::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:11::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:13::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:15::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:17::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } ) always clobbers reg byte a Removing always clobbered register reg byte a as potential for zp[1]:10 [ euclid::a#2 euclid::a#0 euclid::a#1 ] Statement [60] (byte) euclid::a#1 ← (byte) euclid::a#2 - (byte) euclid::b#2 [ euclid::b#2 euclid::a#1 ] ( main:2::print_euclid:7::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:9::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:11::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:13::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:15::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:17::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } ) always clobbers reg byte a Removing always clobbered register reg byte a as potential for zp[1]:11 [ euclid::b#2 euclid::b#0 euclid::b#1 ] Statement [66] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 [ memset::dst#2 ] ( main:2::print_cls:5::memset:62 [ memset::dst#2 ] { } ) always clobbers reg byte a Statement [68] *((byte*) memset::dst#2) ← (const byte) memset::c#0 [ memset::dst#2 ] ( main:2::print_cls:5::memset:62 [ memset::dst#2 ] { } ) always clobbers reg byte a reg byte y Statement [8] (byte*) print_char_cursor#63 ← (byte*) print_line_cursor#1 [ print_char_cursor#63 print_line_cursor#1 ] ( main:2 [ print_char_cursor#63 print_line_cursor#1 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [10] (byte*) print_char_cursor#64 ← (byte*) print_line_cursor#1 [ print_line_cursor#1 print_char_cursor#64 ] ( main:2 [ print_line_cursor#1 print_char_cursor#64 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [12] (byte*) print_char_cursor#65 ← (byte*) print_line_cursor#1 [ print_line_cursor#1 print_char_cursor#65 ] ( main:2 [ print_line_cursor#1 print_char_cursor#65 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [14] (byte*) print_char_cursor#66 ← (byte*) print_line_cursor#1 [ print_line_cursor#1 print_char_cursor#66 ] ( main:2 [ print_line_cursor#1 print_char_cursor#66 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [16] (byte*) print_char_cursor#67 ← (byte*) print_line_cursor#1 [ print_line_cursor#1 print_char_cursor#67 ] ( main:2 [ print_line_cursor#1 print_char_cursor#67 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [39] (byte*) print_line_cursor#1 ← (byte*) print_line_cursor#16 + (byte) $28 [ print_line_cursor#1 print_char_cursor#32 ] ( main:2::print_euclid:7::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { } main:2::print_euclid:9::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:11::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:13::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:15::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:17::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [40] if((byte*) print_line_cursor#1<(byte*) print_char_cursor#32) goto print_ln::@1 [ print_line_cursor#1 print_char_cursor#32 ] ( main:2::print_euclid:7::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { } main:2::print_euclid:9::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:11::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:13::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:15::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } } main:2::print_euclid:17::print_ln:35 [ print_line_cursor#1 print_char_cursor#32 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } } ) always clobbers reg byte a Statement [43] (byte~) print_uchar::$0 ← (byte) print_uchar::b#3 >> (byte) 4 [ print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] ( main:2::print_euclid:7::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#53 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#63 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#64 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#65 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#66 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#67 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:33 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#51 print_uchar::$0 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } ) always clobbers reg byte a Statement [46] (byte~) print_uchar::$2 ← (byte) print_uchar::b#3 & (byte) $f [ print_char_cursor#32 print_uchar::$2 ] ( main:2::print_euclid:7::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char_cursor#51 = print_char_cursor#53 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:9::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:11::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:13::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:15::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:17::print_uchar:21 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:7::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:25 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:33 [ print_line_cursor#33 print_char_cursor#32 print_uchar::$2 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } ) always clobbers reg byte a Statement [51] *((byte*) print_char_cursor#31) ← (byte) print_char::ch#4 [ print_char_cursor#31 ] ( main:2::print_euclid:7::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:9::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:11::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:13::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:15::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:17::print_char:23 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:7::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:9::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:11::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:13::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:15::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:17::print_char:27 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:7::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#53 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#63 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#64 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#65 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#66 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:21::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#31 = print_char_cursor#53 print_char_cursor#67 print_char_cursor#51 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:25::print_char:45 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:33::print_char:45 [ print_line_cursor#33 print_uchar::b#3 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#0 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char_cursor#51 = print_char_cursor#53 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:9::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:11::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:13::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:15::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:17::print_uchar:21::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#51 = print_char_cursor#53 print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#0 = print_uchar::b#3 print_euclid::a#10 } { print_char::ch#1 = print_char::ch#4 } { print_char_cursor#31 = print_char_cursor#32 } } main:2::print_euclid:7::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:25::print_char:48 [ print_euclid::a#10 print_euclid::b#10 print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#1 = print_uchar::b#3 print_euclid::b#10 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:7::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:9::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:11::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:13::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:15::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } main:2::print_euclid:17::print_uchar:33::print_char:48 [ print_line_cursor#33 print_char_cursor#31 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { print_uchar::b#2 = print_uchar::b#3 euclid::return#0 } { print_char_cursor#31 = print_char_cursor#51 print_char_cursor#32 } { print_char::ch#1 = print_char::ch#4 } } ) always clobbers reg byte y Statement [59] (byte) euclid::b#1 ← (byte) euclid::b#2 - (byte) euclid::a#2 [ euclid::a#2 euclid::b#1 ] ( main:2::print_euclid:7::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:9::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:11::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:13::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:15::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:17::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::a#2 euclid::b#1 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } ) always clobbers reg byte a Statement [60] (byte) euclid::a#1 ← (byte) euclid::a#2 - (byte) euclid::b#2 [ euclid::b#2 euclid::a#1 ] ( main:2::print_euclid:7::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:9::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#63 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:11::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#64 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:13::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#65 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:15::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#66 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } main:2::print_euclid:17::euclid:30 [ print_line_cursor#33 print_char_cursor#32 euclid::b#2 euclid::a#1 ] { { print_char_cursor#53 = print_char_cursor#67 } { print_line_cursor#1 = print_line_cursor#33 } { euclid::a#0 = print_euclid::a#10 } { euclid::b#0 = print_euclid::b#10 } { euclid::return#0 = euclid::a#2 } } ) always clobbers reg byte a Statement [66] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 [ memset::dst#2 ] ( main:2::print_cls:5::memset:62 [ memset::dst#2 ] { } ) always clobbers reg byte a Statement [68] *((byte*) memset::dst#2) ← (const byte) memset::c#0 [ memset::dst#2 ] ( main:2::print_cls:5::memset:62 [ memset::dst#2 ] { } ) always clobbers reg byte a reg byte y Potential registers zp[1]:2 [ print_euclid::a#10 ] : zp[1]:2 , reg byte x , Potential registers zp[1]:3 [ print_euclid::b#10 ] : zp[1]:3 , reg byte x , Potential registers zp[2]:4 [ print_line_cursor#16 print_line_cursor#33 print_line_cursor#1 ] : zp[2]:4 , Potential registers zp[1]:6 [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] : zp[1]:6 , reg byte x , Potential registers zp[1]:7 [ print_char::ch#4 print_char::ch#0 print_char::ch#1 ] : zp[1]:7 , reg byte a , reg byte x , reg byte y , Potential registers zp[2]:8 [ print_char_cursor#31 print_char_cursor#51 print_char_cursor#53 print_char_cursor#63 print_char_cursor#64 print_char_cursor#65 print_char_cursor#66 print_char_cursor#67 print_char_cursor#32 ] : zp[2]:8 , Potential registers zp[1]:10 [ euclid::a#2 euclid::a#0 euclid::a#1 ] : zp[1]:10 , reg byte x , reg byte y , Potential registers zp[1]:11 [ euclid::b#2 euclid::b#0 euclid::b#1 ] : zp[1]:11 , reg byte x , reg byte y , Potential registers zp[2]:12 [ memset::dst#2 memset::dst#1 ] : zp[2]:12 , Potential registers zp[1]:14 [ euclid::return#0 ] : zp[1]:14 , reg byte a , reg byte x , reg byte y , Potential registers zp[1]:15 [ print_uchar::$0 ] : zp[1]:15 , reg byte a , reg byte x , reg byte y , Potential registers zp[1]:16 [ print_uchar::$2 ] : zp[1]:16 , reg byte a , reg byte x , reg byte y , REGISTER UPLIFT SCOPES Uplift Scope [euclid] 38,305: zp[1]:11 [ euclid::b#2 euclid::b#0 euclid::b#1 ] 32,220.83: zp[1]:10 [ euclid::a#2 euclid::a#0 euclid::a#1 ] 202: zp[1]:14 [ euclid::return#0 ] Uplift Scope [] 23,072.65: zp[2]:4 [ print_line_cursor#16 print_line_cursor#33 print_line_cursor#1 ] 12,581.95: zp[2]:8 [ print_char_cursor#31 print_char_cursor#51 print_char_cursor#53 print_char_cursor#63 print_char_cursor#64 print_char_cursor#65 print_char_cursor#66 print_char_cursor#67 print_char_cursor#32 ] Uplift Scope [memset] 33,336.67: zp[2]:12 [ memset::dst#2 memset::dst#1 ] Uplift Scope [print_char] 16,007: zp[1]:7 [ print_char::ch#4 print_char::ch#0 print_char::ch#1 ] Uplift Scope [print_uchar] 2,002: zp[1]:15 [ print_uchar::$0 ] 2,002: zp[1]:16 [ print_uchar::$2 ] 1,182.25: zp[1]:6 [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] Uplift Scope [print_euclid] 22.44: zp[1]:2 [ print_euclid::a#10 ] 20.2: zp[1]:3 [ print_euclid::b#10 ] Uplift Scope [RADIX] Uplift Scope [print_ln] Uplift Scope [print_cls] Uplift Scope [main] Uplifting [euclid] best 1923 combination reg byte x [ euclid::b#2 euclid::b#0 euclid::b#1 ] zp[1]:10 [ euclid::a#2 euclid::a#0 euclid::a#1 ] reg byte a [ euclid::return#0 ] Uplifting [] best 1923 combination zp[2]:4 [ print_line_cursor#16 print_line_cursor#33 print_line_cursor#1 ] zp[2]:8 [ print_char_cursor#31 print_char_cursor#51 print_char_cursor#53 print_char_cursor#63 print_char_cursor#64 print_char_cursor#65 print_char_cursor#66 print_char_cursor#67 print_char_cursor#32 ] Uplifting [memset] best 1923 combination zp[2]:12 [ memset::dst#2 memset::dst#1 ] Uplifting [print_char] best 1908 combination reg byte a [ print_char::ch#4 print_char::ch#0 print_char::ch#1 ] Uplifting [print_uchar] best 1889 combination reg byte a [ print_uchar::$0 ] reg byte x [ print_uchar::$2 ] reg byte x [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] Uplifting [print_euclid] best 1889 combination zp[1]:2 [ print_euclid::a#10 ] zp[1]:3 [ print_euclid::b#10 ] Uplifting [RADIX] best 1889 combination Uplifting [print_ln] best 1889 combination Uplifting [print_cls] best 1889 combination Uplifting [main] best 1889 combination Attempting to uplift remaining variables inzp[1]:10 [ euclid::a#2 euclid::a#0 euclid::a#1 ] Uplifting [euclid] best 1889 combination zp[1]:10 [ euclid::a#2 euclid::a#0 euclid::a#1 ] Attempting to uplift remaining variables inzp[1]:2 [ print_euclid::a#10 ] Uplifting [print_euclid] best 1889 combination zp[1]:2 [ print_euclid::a#10 ] Attempting to uplift remaining variables inzp[1]:3 [ print_euclid::b#10 ] Uplifting [print_euclid] best 1889 combination zp[1]:3 [ print_euclid::b#10 ] Coalescing zero page register [ zp[1]:2 [ print_euclid::a#10 ] ] with [ zp[1]:10 [ euclid::a#2 euclid::a#0 euclid::a#1 ] ] - score: 1 Allocated (was zp[2]:8) zp[2]:6 [ print_char_cursor#31 print_char_cursor#51 print_char_cursor#53 print_char_cursor#63 print_char_cursor#64 print_char_cursor#65 print_char_cursor#66 print_char_cursor#67 print_char_cursor#32 ] Allocated (was zp[2]:12) zp[2]:8 [ memset::dst#2 memset::dst#1 ] ASSEMBLER BEFORE OPTIMIZATION // File Comments /* * Find greatest common denominator using subtraction-based Euclidian algorithm * See https://en.wikipedia.org/wiki/Euclidean_algorithm * Based on facebook post from */ // Upstart .pc = $801 "Basic" :BasicUpstart(main) .pc = $80d "Program" // Global Constants & labels .label print_line_cursor = 4 .label print_char_cursor = 6 // @begin __bbegin: // [1] phi from @begin to @1 [phi:@begin->@1] __b1_from___bbegin: jmp __b1 // @1 __b1: // [2] call main // [4] phi from @1 to main [phi:@1->main] main_from___b1: jsr main // [3] phi from @1 to @end [phi:@1->@end] __bend_from___b1: jmp __bend // @end __bend: // main main: { // [5] call print_cls // [61] phi from main to print_cls [phi:main->print_cls] print_cls_from_main: jsr print_cls // [6] phi from main to main::@1 [phi:main->main::@1] __b1_from_main: jmp __b1 // main::@1 __b1: // [7] call print_euclid // [19] phi from main::@1 to print_euclid [phi:main::@1->print_euclid] print_euclid_from___b1: // [19] phi (byte*) print_line_cursor#33 = (byte*) 1024 [phi:main::@1->print_euclid#0] -- pbuz1=pbuc1 lda #<$400 sta.z print_line_cursor lda #>$400 sta.z print_line_cursor+1 // [19] phi (byte) print_euclid::b#10 = (byte) 2 [phi:main::@1->print_euclid#1] -- vbuz1=vbuc1 lda #2 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) 1024 [phi:main::@1->print_euclid#2] -- pbuz1=pbuc1 lda #<$400 sta.z print_char_cursor lda #>$400 sta.z print_char_cursor+1 // [19] phi (byte) print_euclid::a#10 = (byte) $80 [phi:main::@1->print_euclid#3] -- vbuz1=vbuc1 lda #$80 sta.z print_euclid.a jsr print_euclid jmp __b2 // main::@2 __b2: // [8] (byte*) print_char_cursor#63 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [9] call print_euclid // [19] phi from main::@2 to print_euclid [phi:main::@2->print_euclid] print_euclid_from___b2: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@2->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $45 [phi:main::@2->print_euclid#1] -- vbuz1=vbuc1 lda #$45 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#63 [phi:main::@2->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $a9 [phi:main::@2->print_euclid#3] -- vbuz1=vbuc1 lda #$a9 sta.z print_euclid.a jsr print_euclid jmp __b3 // main::@3 __b3: // [10] (byte*) print_char_cursor#64 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [11] call print_euclid // [19] phi from main::@3 to print_euclid [phi:main::@3->print_euclid] print_euclid_from___b3: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@3->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $37 [phi:main::@3->print_euclid#1] -- vbuz1=vbuc1 lda #$37 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#64 [phi:main::@3->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $9b [phi:main::@3->print_euclid#3] -- vbuz1=vbuc1 lda #$9b sta.z print_euclid.a jsr print_euclid jmp __b4 // main::@4 __b4: // [12] (byte*) print_char_cursor#65 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [13] call print_euclid // [19] phi from main::@4 to print_euclid [phi:main::@4->print_euclid] print_euclid_from___b4: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@4->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) 3 [phi:main::@4->print_euclid#1] -- vbuz1=vbuc1 lda #3 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#65 [phi:main::@4->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $c7 [phi:main::@4->print_euclid#3] -- vbuz1=vbuc1 lda #$c7 sta.z print_euclid.a jsr print_euclid jmp __b5 // main::@5 __b5: // [14] (byte*) print_char_cursor#66 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [15] call print_euclid // [19] phi from main::@5 to print_euclid [phi:main::@5->print_euclid] print_euclid_from___b5: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@5->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $1a [phi:main::@5->print_euclid#1] -- vbuz1=vbuc1 lda #$1a sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#66 [phi:main::@5->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $5b [phi:main::@5->print_euclid#3] -- vbuz1=vbuc1 lda #$5b sta.z print_euclid.a jsr print_euclid jmp __b6 // main::@6 __b6: // [16] (byte*) print_char_cursor#67 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // [17] call print_euclid // [19] phi from main::@6 to print_euclid [phi:main::@6->print_euclid] print_euclid_from___b6: // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@6->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $bb [phi:main::@6->print_euclid#1] -- vbuz1=vbuc1 lda #$bb sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#67 [phi:main::@6->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $77 [phi:main::@6->print_euclid#3] -- vbuz1=vbuc1 lda #$77 sta.z print_euclid.a jsr print_euclid jmp __breturn // main::@return __breturn: // [18] return rts } // print_euclid // print_euclid(byte zp(2) a, byte zp(3) b) print_euclid: { .label b = 3 .label a = 2 // [20] (byte) print_uchar::b#0 ← (byte) print_euclid::a#10 -- vbuxx=vbuz1 ldx.z a // [21] call print_uchar // [42] phi from print_euclid to print_uchar [phi:print_euclid->print_uchar] print_uchar_from_print_euclid: // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#53 [phi:print_euclid->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#0 [phi:print_euclid->print_uchar#1] -- register_copy jsr print_uchar // [22] phi from print_euclid to print_euclid::@1 [phi:print_euclid->print_euclid::@1] __b1_from_print_euclid: jmp __b1 // print_euclid::@1 __b1: // [23] call print_char // [50] phi from print_euclid::@1 to print_char [phi:print_euclid::@1->print_char] print_char_from___b1: // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_euclid::@1->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) ' ' [phi:print_euclid::@1->print_char#1] -- vbuaa=vbuc1 lda #' ' jsr print_char jmp __b2 // print_euclid::@2 __b2: // [24] (byte) print_uchar::b#1 ← (byte) print_euclid::b#10 -- vbuxx=vbuz1 ldx.z b // [25] call print_uchar // [42] phi from print_euclid::@2 to print_uchar [phi:print_euclid::@2->print_uchar] print_uchar_from___b2: // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#32 [phi:print_euclid::@2->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#1 [phi:print_euclid::@2->print_uchar#1] -- register_copy jsr print_uchar // [26] phi from print_euclid::@2 to print_euclid::@3 [phi:print_euclid::@2->print_euclid::@3] __b3_from___b2: jmp __b3 // print_euclid::@3 __b3: // [27] call print_char // [50] phi from print_euclid::@3 to print_char [phi:print_euclid::@3->print_char] print_char_from___b3: // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_euclid::@3->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) ' ' [phi:print_euclid::@3->print_char#1] -- vbuaa=vbuc1 lda #' ' jsr print_char jmp __b4 // print_euclid::@4 __b4: // [28] (byte) euclid::a#0 ← (byte) print_euclid::a#10 // [29] (byte) euclid::b#0 ← (byte) print_euclid::b#10 -- vbuxx=vbuz1 ldx.z b // [30] call euclid // [54] phi from print_euclid::@4 to euclid [phi:print_euclid::@4->euclid] euclid_from___b4: jsr euclid // [31] (byte) euclid::return#0 ← (byte) euclid::a#2 -- vbuaa=vbuz1 lda.z euclid.a jmp __b5 // print_euclid::@5 __b5: // [32] (byte) print_uchar::b#2 ← (byte) euclid::return#0 -- vbuxx=vbuaa tax // [33] call print_uchar // [42] phi from print_euclid::@5 to print_uchar [phi:print_euclid::@5->print_uchar] print_uchar_from___b5: // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#32 [phi:print_euclid::@5->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#2 [phi:print_euclid::@5->print_uchar#1] -- register_copy jsr print_uchar // [34] phi from print_euclid::@5 to print_euclid::@6 [phi:print_euclid::@5->print_euclid::@6] __b6_from___b5: jmp __b6 // print_euclid::@6 __b6: // [35] call print_ln // [37] phi from print_euclid::@6 to print_ln [phi:print_euclid::@6->print_ln] print_ln_from___b6: jsr print_ln jmp __breturn // print_euclid::@return __breturn: // [36] return rts } // print_ln // Print a newline print_ln: { // [38] phi from print_ln print_ln::@1 to print_ln::@1 [phi:print_ln/print_ln::@1->print_ln::@1] __b1_from_print_ln: __b1_from___b1: // [38] phi (byte*) print_line_cursor#16 = (byte*) print_line_cursor#33 [phi:print_ln/print_ln::@1->print_ln::@1#0] -- register_copy jmp __b1 // print_ln::@1 __b1: // [39] (byte*) print_line_cursor#1 ← (byte*) print_line_cursor#16 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 lda #$28 clc adc.z print_line_cursor sta.z print_line_cursor bcc !+ inc.z print_line_cursor+1 !: // [40] if((byte*) print_line_cursor#1<(byte*) print_char_cursor#32) goto print_ln::@1 -- pbuz1_lt_pbuz2_then_la1 lda.z print_line_cursor+1 cmp.z print_char_cursor+1 bcc __b1_from___b1 bne !+ lda.z print_line_cursor cmp.z print_char_cursor bcc __b1_from___b1 !: jmp __breturn // print_ln::@return __breturn: // [41] return rts } // print_uchar // Print a char as HEX // print_uchar(byte register(X) b) print_uchar: { // [43] (byte~) print_uchar::$0 ← (byte) print_uchar::b#3 >> (byte) 4 -- vbuaa=vbuxx_ror_4 txa lsr lsr lsr lsr // [44] (byte) print_char::ch#0 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$0) -- vbuaa=pbuc1_derefidx_vbuaa tay lda print_hextab,y // [45] call print_char // Table of hexadecimal digits // [50] phi from print_uchar to print_char [phi:print_uchar->print_char] print_char_from_print_uchar: // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#51 [phi:print_uchar->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) print_char::ch#0 [phi:print_uchar->print_char#1] -- register_copy jsr print_char jmp __b1 // print_uchar::@1 __b1: // [46] (byte~) print_uchar::$2 ← (byte) print_uchar::b#3 & (byte) $f -- vbuxx=vbuxx_band_vbuc1 lda #$f axs #0 // [47] (byte) print_char::ch#1 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$2) -- vbuaa=pbuc1_derefidx_vbuxx lda print_hextab,x // [48] call print_char // [50] phi from print_uchar::@1 to print_char [phi:print_uchar::@1->print_char] print_char_from___b1: // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_uchar::@1->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) print_char::ch#1 [phi:print_uchar::@1->print_char#1] -- register_copy jsr print_char jmp __breturn // print_uchar::@return __breturn: // [49] return rts } // print_char // Print a single char // print_char(byte register(A) ch) print_char: { // [51] *((byte*) print_char_cursor#31) ← (byte) print_char::ch#4 -- _deref_pbuz1=vbuaa ldy #0 sta (print_char_cursor),y // [52] (byte*) print_char_cursor#32 ← ++ (byte*) print_char_cursor#31 -- pbuz1=_inc_pbuz1 inc.z print_char_cursor bne !+ inc.z print_char_cursor+1 !: jmp __breturn // print_char::@return __breturn: // [53] return rts } // euclid // euclid(byte zp(2) a, byte register(X) b) euclid: { .label a = 2 // [55] phi from euclid euclid::@3 euclid::@4 to euclid::@1 [phi:euclid/euclid::@3/euclid::@4->euclid::@1] __b1_from_euclid: __b1_from___b3: __b1_from___b4: // [55] phi (byte) euclid::b#2 = (byte) euclid::b#0 [phi:euclid/euclid::@3/euclid::@4->euclid::@1#0] -- register_copy // [55] phi (byte) euclid::a#2 = (byte) euclid::a#0 [phi:euclid/euclid::@3/euclid::@4->euclid::@1#1] -- register_copy jmp __b1 // euclid::@1 __b1: // [56] if((byte) euclid::a#2!=(byte) euclid::b#2) goto euclid::@2 -- vbuz1_neq_vbuxx_then_la1 cpx.z a bne __b2 jmp __breturn // euclid::@return __breturn: // [57] return rts // euclid::@2 __b2: // [58] if((byte) euclid::a#2>(byte) euclid::b#2) goto euclid::@3 -- vbuz1_gt_vbuxx_then_la1 cpx.z a bcc __b3 jmp __b4 // euclid::@4 __b4: // [59] (byte) euclid::b#1 ← (byte) euclid::b#2 - (byte) euclid::a#2 -- vbuxx=vbuxx_minus_vbuz1 txa sec sbc.z a tax jmp __b1_from___b4 // euclid::@3 __b3: // [60] (byte) euclid::a#1 ← (byte) euclid::a#2 - (byte) euclid::b#2 -- vbuz1=vbuz1_minus_vbuxx txa eor #$ff sec adc.z a sta.z a jmp __b1_from___b3 } // print_cls // Clear the screen. Also resets current line/char cursor. print_cls: { // [62] call memset // [64] phi from print_cls to memset [phi:print_cls->memset] memset_from_print_cls: jsr memset jmp __breturn // print_cls::@return __breturn: // [63] return rts } // memset // Copies the character c (an unsigned char) to the first num characters of the object pointed to by the argument str. memset: { .const c = ' ' .const num = $3e8 .label str = $400 .label end = str+num .label dst = 8 // [65] phi from memset to memset::@1 [phi:memset->memset::@1] __b1_from_memset: // [65] phi (byte*) memset::dst#2 = (byte*)(const void*) memset::str#0 [phi:memset->memset::@1#0] -- pbuz1=pbuc1 lda #str sta.z dst+1 jmp __b1 // memset::@1 __b1: // [66] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 -- pbuz1_neq_pbuc1_then_la1 lda.z dst+1 cmp #>end bne __b2 lda.z dst cmp #memset::@1] __b1_from___b2: // [65] phi (byte*) memset::dst#2 = (byte*) memset::dst#1 [phi:memset::@2->memset::@1#0] -- register_copy jmp __b1 } // File Data print_hextab: .text "0123456789abcdef" ASSEMBLER OPTIMIZATIONS Removing instruction jmp __b1 Removing instruction jmp __bend Removing instruction jmp __b1 Removing instruction jmp __b2 Removing instruction jmp __b3 Removing instruction jmp __b4 Removing instruction jmp __b5 Removing instruction jmp __b6 Removing instruction jmp __breturn Removing instruction jmp __b1 Removing instruction jmp __b2 Removing instruction jmp __b3 Removing instruction jmp __b4 Removing instruction jmp __b5 Removing instruction jmp __b6 Removing instruction jmp __breturn Removing instruction jmp __b1 Removing instruction jmp __breturn Removing instruction jmp __b1 Removing instruction jmp __breturn Removing instruction jmp __breturn Removing instruction jmp __b1 Removing instruction jmp __breturn Removing instruction jmp __b4 Removing instruction jmp __breturn Removing instruction jmp __b1 Removing instruction jmp __breturn Succesful ASM optimization Pass5NextJumpElimination Replacing label __b1_from___b1 with __b1 Replacing label __b1_from___b1 with __b1 Replacing label __b1_from___b4 with __b1 Replacing label __b1_from___b3 with __b1 Removing instruction __b1_from___bbegin: Removing instruction __b1: Removing instruction main_from___b1: Removing instruction __bend_from___b1: Removing instruction __b1_from_main: Removing instruction print_euclid_from___b1: Removing instruction __b1_from_print_euclid: Removing instruction print_char_from___b1: Removing instruction __b3_from___b2: Removing instruction print_char_from___b3: Removing instruction __b6_from___b5: Removing instruction print_ln_from___b6: Removing instruction __b1_from_print_ln: Removing instruction __b1_from___b1: Removing instruction __b1_from_euclid: Removing instruction __b1_from___b3: Removing instruction __b1_from___b4: Succesful ASM optimization Pass5RedundantLabelElimination Removing instruction __bbegin: Removing instruction __bend: Removing instruction print_cls_from_main: Removing instruction __b1: Removing instruction __b2: Removing instruction print_euclid_from___b2: Removing instruction __b3: Removing instruction print_euclid_from___b3: Removing instruction __b4: Removing instruction print_euclid_from___b4: Removing instruction __b5: Removing instruction print_euclid_from___b5: Removing instruction __b6: Removing instruction print_euclid_from___b6: Removing instruction __breturn: Removing instruction print_uchar_from_print_euclid: Removing instruction __b1: Removing instruction __b2: Removing instruction print_uchar_from___b2: Removing instruction __b3: Removing instruction __b4: Removing instruction euclid_from___b4: Removing instruction __b5: Removing instruction print_uchar_from___b5: Removing instruction __b6: Removing instruction __breturn: Removing instruction __breturn: Removing instruction print_char_from_print_uchar: Removing instruction __b1: Removing instruction print_char_from___b1: Removing instruction __breturn: Removing instruction __breturn: Removing instruction __breturn: Removing instruction __b4: Removing instruction memset_from_print_cls: Removing instruction __breturn: Removing instruction __b1_from_memset: Removing instruction __breturn: Removing instruction __b1_from___b2: Succesful ASM optimization Pass5UnusedLabelElimination Removing instruction jsr main Succesful ASM optimization Pass5SkipBegin FINAL SYMBOL TABLE (label) @1 (label) @begin (label) @end (const byte) RADIX::BINARY = (number) 2 (const byte) RADIX::DECIMAL = (number) $a (const byte) RADIX::HEXADECIMAL = (number) $10 (const byte) RADIX::OCTAL = (number) 8 (byte()) euclid((byte) euclid::a , (byte) euclid::b) (label) euclid::@1 (label) euclid::@2 (label) euclid::@3 (label) euclid::@4 (label) euclid::@return (byte) euclid::a (byte) euclid::a#0 a zp[1]:2 367.33333333333337 (byte) euclid::a#1 a zp[1]:2 20002.0 (byte) euclid::a#2 a zp[1]:2 11851.5 (byte) euclid::b (byte) euclid::b#0 reg byte x 551.0 (byte) euclid::b#1 reg byte x 20002.0 (byte) euclid::b#2 reg byte x 17752.0 (byte) euclid::return (byte) euclid::return#0 reg byte a 202.0 (void()) main() (label) main::@1 (label) main::@2 (label) main::@3 (label) main::@4 (label) main::@5 (label) main::@6 (label) main::@return (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num) (label) memset::@1 (label) memset::@2 (label) memset::@return (byte) memset::c (const byte) memset::c#0 c = (byte) ' ' (byte*) memset::dst (byte*) memset::dst#1 dst zp[2]:8 20002.0 (byte*) memset::dst#2 dst zp[2]:8 13334.666666666666 (byte*) memset::end (const byte*) memset::end#0 end = (byte*)(const void*) memset::str#0+(const word) memset::num#0 (word) memset::num (const word) memset::num#0 num = (word) $3e8 (void*) memset::return (void*) memset::str (const void*) memset::str#0 str = (void*)(byte*) 1024 (void()) print_char((byte) print_char::ch) (label) print_char::@return (byte) print_char::ch (byte) print_char::ch#0 reg byte a 2002.0 (byte) print_char::ch#1 reg byte a 2002.0 (byte) print_char::ch#4 reg byte a 12003.0 (byte*) print_char_cursor (byte*) print_char_cursor#31 print_char_cursor zp[2]:6 11103.0 (byte*) print_char_cursor#32 print_char_cursor zp[2]:6 856.2800000000002 (byte*) print_char_cursor#51 print_char_cursor zp[2]:6 434.6666666666667 (byte*) print_char_cursor#53 print_char_cursor zp[2]:6 78.0 (byte*) print_char_cursor#63 print_char_cursor zp[2]:6 22.0 (byte*) print_char_cursor#64 print_char_cursor zp[2]:6 22.0 (byte*) print_char_cursor#65 print_char_cursor zp[2]:6 22.0 (byte*) print_char_cursor#66 print_char_cursor zp[2]:6 22.0 (byte*) print_char_cursor#67 print_char_cursor zp[2]:6 22.0 (void()) print_cls() (label) print_cls::@return (void()) print_euclid((byte) print_euclid::a , (byte) print_euclid::b) (label) print_euclid::@1 (label) print_euclid::@2 (label) print_euclid::@3 (label) print_euclid::@4 (label) print_euclid::@5 (label) print_euclid::@6 (label) print_euclid::@return (byte) print_euclid::a (byte) print_euclid::a#10 a zp[1]:2 22.444444444444443 (byte) print_euclid::b (byte) print_euclid::b#10 b zp[1]:3 20.2 (const to_nomodify byte*) print_hextab[] = (byte*) "0123456789abcdef"z (byte*) print_line_cursor (byte*) print_line_cursor#1 print_line_cursor zp[2]:4 2007.5333333333335 (byte*) print_line_cursor#16 print_line_cursor zp[2]:4 21003.0 (byte*) print_line_cursor#33 print_line_cursor zp[2]:4 62.11764705882353 (void()) print_ln() (label) print_ln::@1 (label) print_ln::@return (byte*) print_screen (void()) print_uchar((byte) print_uchar::b) (byte~) print_uchar::$0 reg byte a 2002.0 (byte~) print_uchar::$2 reg byte x 2002.0 (label) print_uchar::@1 (label) print_uchar::@return (byte) print_uchar::b (byte) print_uchar::b#0 reg byte x 202.0 (byte) print_uchar::b#1 reg byte x 202.0 (byte) print_uchar::b#2 reg byte x 202.0 (byte) print_uchar::b#3 reg byte x 576.25 zp[1]:2 [ print_euclid::a#10 euclid::a#2 euclid::a#0 euclid::a#1 ] zp[1]:3 [ print_euclid::b#10 ] zp[2]:4 [ print_line_cursor#16 print_line_cursor#33 print_line_cursor#1 ] reg byte x [ print_uchar::b#3 print_uchar::b#0 print_uchar::b#1 print_uchar::b#2 ] reg byte a [ print_char::ch#4 print_char::ch#0 print_char::ch#1 ] zp[2]:6 [ print_char_cursor#31 print_char_cursor#51 print_char_cursor#53 print_char_cursor#63 print_char_cursor#64 print_char_cursor#65 print_char_cursor#66 print_char_cursor#67 print_char_cursor#32 ] reg byte x [ euclid::b#2 euclid::b#0 euclid::b#1 ] zp[2]:8 [ memset::dst#2 memset::dst#1 ] reg byte a [ euclid::return#0 ] reg byte a [ print_uchar::$0 ] reg byte x [ print_uchar::$2 ] FINAL ASSEMBLER Score: 1607 // File Comments /* * Find greatest common denominator using subtraction-based Euclidian algorithm * See https://en.wikipedia.org/wiki/Euclidean_algorithm * Based on facebook post from */ // Upstart .pc = $801 "Basic" :BasicUpstart(main) .pc = $80d "Program" // Global Constants & labels .label print_line_cursor = 4 .label print_char_cursor = 6 // @begin // [1] phi from @begin to @1 [phi:@begin->@1] // @1 // [2] call main // [4] phi from @1 to main [phi:@1->main] // [3] phi from @1 to @end [phi:@1->@end] // @end // main main: { // print_cls() // [5] call print_cls // [61] phi from main to print_cls [phi:main->print_cls] jsr print_cls // [6] phi from main to main::@1 [phi:main->main::@1] // main::@1 // print_euclid(128,2) // [7] call print_euclid // [19] phi from main::@1 to print_euclid [phi:main::@1->print_euclid] // [19] phi (byte*) print_line_cursor#33 = (byte*) 1024 [phi:main::@1->print_euclid#0] -- pbuz1=pbuc1 lda #<$400 sta.z print_line_cursor lda #>$400 sta.z print_line_cursor+1 // [19] phi (byte) print_euclid::b#10 = (byte) 2 [phi:main::@1->print_euclid#1] -- vbuz1=vbuc1 lda #2 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) 1024 [phi:main::@1->print_euclid#2] -- pbuz1=pbuc1 lda #<$400 sta.z print_char_cursor lda #>$400 sta.z print_char_cursor+1 // [19] phi (byte) print_euclid::a#10 = (byte) $80 [phi:main::@1->print_euclid#3] -- vbuz1=vbuc1 lda #$80 sta.z print_euclid.a jsr print_euclid // main::@2 // [8] (byte*) print_char_cursor#63 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // print_euclid(169,69) // [9] call print_euclid // [19] phi from main::@2 to print_euclid [phi:main::@2->print_euclid] // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@2->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $45 [phi:main::@2->print_euclid#1] -- vbuz1=vbuc1 lda #$45 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#63 [phi:main::@2->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $a9 [phi:main::@2->print_euclid#3] -- vbuz1=vbuc1 lda #$a9 sta.z print_euclid.a jsr print_euclid // main::@3 // [10] (byte*) print_char_cursor#64 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // print_euclid(155,55) // [11] call print_euclid // [19] phi from main::@3 to print_euclid [phi:main::@3->print_euclid] // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@3->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $37 [phi:main::@3->print_euclid#1] -- vbuz1=vbuc1 lda #$37 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#64 [phi:main::@3->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $9b [phi:main::@3->print_euclid#3] -- vbuz1=vbuc1 lda #$9b sta.z print_euclid.a jsr print_euclid // main::@4 // [12] (byte*) print_char_cursor#65 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // print_euclid(199,3) // [13] call print_euclid // [19] phi from main::@4 to print_euclid [phi:main::@4->print_euclid] // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@4->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) 3 [phi:main::@4->print_euclid#1] -- vbuz1=vbuc1 lda #3 sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#65 [phi:main::@4->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $c7 [phi:main::@4->print_euclid#3] -- vbuz1=vbuc1 lda #$c7 sta.z print_euclid.a jsr print_euclid // main::@5 // [14] (byte*) print_char_cursor#66 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // print_euclid(91,26) // [15] call print_euclid // [19] phi from main::@5 to print_euclid [phi:main::@5->print_euclid] // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@5->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $1a [phi:main::@5->print_euclid#1] -- vbuz1=vbuc1 lda #$1a sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#66 [phi:main::@5->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $5b [phi:main::@5->print_euclid#3] -- vbuz1=vbuc1 lda #$5b sta.z print_euclid.a jsr print_euclid // main::@6 // [16] (byte*) print_char_cursor#67 ← (byte*) print_line_cursor#1 -- pbuz1=pbuz2 lda.z print_line_cursor sta.z print_char_cursor lda.z print_line_cursor+1 sta.z print_char_cursor+1 // print_euclid(119,187) // [17] call print_euclid // [19] phi from main::@6 to print_euclid [phi:main::@6->print_euclid] // [19] phi (byte*) print_line_cursor#33 = (byte*) print_line_cursor#1 [phi:main::@6->print_euclid#0] -- register_copy // [19] phi (byte) print_euclid::b#10 = (byte) $bb [phi:main::@6->print_euclid#1] -- vbuz1=vbuc1 lda #$bb sta.z print_euclid.b // [19] phi (byte*) print_char_cursor#53 = (byte*) print_char_cursor#67 [phi:main::@6->print_euclid#2] -- register_copy // [19] phi (byte) print_euclid::a#10 = (byte) $77 [phi:main::@6->print_euclid#3] -- vbuz1=vbuc1 lda #$77 sta.z print_euclid.a jsr print_euclid // main::@return // } // [18] return rts } // print_euclid // print_euclid(byte zp(2) a, byte zp(3) b) print_euclid: { .label b = 3 .label a = 2 // print_uchar(a) // [20] (byte) print_uchar::b#0 ← (byte) print_euclid::a#10 -- vbuxx=vbuz1 ldx.z a // [21] call print_uchar // [42] phi from print_euclid to print_uchar [phi:print_euclid->print_uchar] // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#53 [phi:print_euclid->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#0 [phi:print_euclid->print_uchar#1] -- register_copy jsr print_uchar // [22] phi from print_euclid to print_euclid::@1 [phi:print_euclid->print_euclid::@1] // print_euclid::@1 // print_char(' ') // [23] call print_char // [50] phi from print_euclid::@1 to print_char [phi:print_euclid::@1->print_char] // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_euclid::@1->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) ' ' [phi:print_euclid::@1->print_char#1] -- vbuaa=vbuc1 lda #' ' jsr print_char // print_euclid::@2 // print_uchar(b) // [24] (byte) print_uchar::b#1 ← (byte) print_euclid::b#10 -- vbuxx=vbuz1 ldx.z b // [25] call print_uchar // [42] phi from print_euclid::@2 to print_uchar [phi:print_euclid::@2->print_uchar] // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#32 [phi:print_euclid::@2->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#1 [phi:print_euclid::@2->print_uchar#1] -- register_copy jsr print_uchar // [26] phi from print_euclid::@2 to print_euclid::@3 [phi:print_euclid::@2->print_euclid::@3] // print_euclid::@3 // print_char(' ') // [27] call print_char // [50] phi from print_euclid::@3 to print_char [phi:print_euclid::@3->print_char] // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_euclid::@3->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) ' ' [phi:print_euclid::@3->print_char#1] -- vbuaa=vbuc1 lda #' ' jsr print_char // print_euclid::@4 // euclid(a,b) // [28] (byte) euclid::a#0 ← (byte) print_euclid::a#10 // [29] (byte) euclid::b#0 ← (byte) print_euclid::b#10 -- vbuxx=vbuz1 ldx.z b // [30] call euclid // [54] phi from print_euclid::@4 to euclid [phi:print_euclid::@4->euclid] jsr euclid // euclid(a,b) // [31] (byte) euclid::return#0 ← (byte) euclid::a#2 -- vbuaa=vbuz1 lda.z euclid.a // print_euclid::@5 // print_uchar(euclid(a,b)) // [32] (byte) print_uchar::b#2 ← (byte) euclid::return#0 -- vbuxx=vbuaa tax // [33] call print_uchar // [42] phi from print_euclid::@5 to print_uchar [phi:print_euclid::@5->print_uchar] // [42] phi (byte*) print_char_cursor#51 = (byte*) print_char_cursor#32 [phi:print_euclid::@5->print_uchar#0] -- register_copy // [42] phi (byte) print_uchar::b#3 = (byte) print_uchar::b#2 [phi:print_euclid::@5->print_uchar#1] -- register_copy jsr print_uchar // [34] phi from print_euclid::@5 to print_euclid::@6 [phi:print_euclid::@5->print_euclid::@6] // print_euclid::@6 // print_ln() // [35] call print_ln // [37] phi from print_euclid::@6 to print_ln [phi:print_euclid::@6->print_ln] jsr print_ln // print_euclid::@return // } // [36] return rts } // print_ln // Print a newline print_ln: { // [38] phi from print_ln print_ln::@1 to print_ln::@1 [phi:print_ln/print_ln::@1->print_ln::@1] // [38] phi (byte*) print_line_cursor#16 = (byte*) print_line_cursor#33 [phi:print_ln/print_ln::@1->print_ln::@1#0] -- register_copy // print_ln::@1 __b1: // print_line_cursor + $28 // [39] (byte*) print_line_cursor#1 ← (byte*) print_line_cursor#16 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 lda #$28 clc adc.z print_line_cursor sta.z print_line_cursor bcc !+ inc.z print_line_cursor+1 !: // while (print_line_cursor>4 // [43] (byte~) print_uchar::$0 ← (byte) print_uchar::b#3 >> (byte) 4 -- vbuaa=vbuxx_ror_4 txa lsr lsr lsr lsr // print_char(print_hextab[b>>4]) // [44] (byte) print_char::ch#0 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$0) -- vbuaa=pbuc1_derefidx_vbuaa tay lda print_hextab,y // [45] call print_char // Table of hexadecimal digits // [50] phi from print_uchar to print_char [phi:print_uchar->print_char] // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#51 [phi:print_uchar->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) print_char::ch#0 [phi:print_uchar->print_char#1] -- register_copy jsr print_char // print_uchar::@1 // b&$f // [46] (byte~) print_uchar::$2 ← (byte) print_uchar::b#3 & (byte) $f -- vbuxx=vbuxx_band_vbuc1 lda #$f axs #0 // print_char(print_hextab[b&$f]) // [47] (byte) print_char::ch#1 ← *((const to_nomodify byte*) print_hextab + (byte~) print_uchar::$2) -- vbuaa=pbuc1_derefidx_vbuxx lda print_hextab,x // [48] call print_char // [50] phi from print_uchar::@1 to print_char [phi:print_uchar::@1->print_char] // [50] phi (byte*) print_char_cursor#31 = (byte*) print_char_cursor#32 [phi:print_uchar::@1->print_char#0] -- register_copy // [50] phi (byte) print_char::ch#4 = (byte) print_char::ch#1 [phi:print_uchar::@1->print_char#1] -- register_copy jsr print_char // print_uchar::@return // } // [49] return rts } // print_char // Print a single char // print_char(byte register(A) ch) print_char: { // *(print_char_cursor++) = ch // [51] *((byte*) print_char_cursor#31) ← (byte) print_char::ch#4 -- _deref_pbuz1=vbuaa ldy #0 sta (print_char_cursor),y // *(print_char_cursor++) = ch; // [52] (byte*) print_char_cursor#32 ← ++ (byte*) print_char_cursor#31 -- pbuz1=_inc_pbuz1 inc.z print_char_cursor bne !+ inc.z print_char_cursor+1 !: // print_char::@return // } // [53] return rts } // euclid // euclid(byte zp(2) a, byte register(X) b) euclid: { .label a = 2 // [55] phi from euclid euclid::@3 euclid::@4 to euclid::@1 [phi:euclid/euclid::@3/euclid::@4->euclid::@1] // [55] phi (byte) euclid::b#2 = (byte) euclid::b#0 [phi:euclid/euclid::@3/euclid::@4->euclid::@1#0] -- register_copy // [55] phi (byte) euclid::a#2 = (byte) euclid::a#0 [phi:euclid/euclid::@3/euclid::@4->euclid::@1#1] -- register_copy // euclid::@1 __b1: // while (a!=b) // [56] if((byte) euclid::a#2!=(byte) euclid::b#2) goto euclid::@2 -- vbuz1_neq_vbuxx_then_la1 cpx.z a bne __b2 // euclid::@return // } // [57] return rts // euclid::@2 __b2: // if(a>b) // [58] if((byte) euclid::a#2>(byte) euclid::b#2) goto euclid::@3 -- vbuz1_gt_vbuxx_then_la1 cpx.z a bcc __b3 // euclid::@4 // b=b-a // [59] (byte) euclid::b#1 ← (byte) euclid::b#2 - (byte) euclid::a#2 -- vbuxx=vbuxx_minus_vbuz1 txa sec sbc.z a tax jmp __b1 // euclid::@3 __b3: // a=a-b // [60] (byte) euclid::a#1 ← (byte) euclid::a#2 - (byte) euclid::b#2 -- vbuz1=vbuz1_minus_vbuxx txa eor #$ff sec adc.z a sta.z a jmp __b1 } // print_cls // Clear the screen. Also resets current line/char cursor. print_cls: { // memset(print_screen, ' ', 1000) // [62] call memset // [64] phi from print_cls to memset [phi:print_cls->memset] jsr memset // print_cls::@return // } // [63] return rts } // memset // Copies the character c (an unsigned char) to the first num characters of the object pointed to by the argument str. memset: { .const c = ' ' .const num = $3e8 .label str = $400 .label end = str+num .label dst = 8 // [65] phi from memset to memset::@1 [phi:memset->memset::@1] // [65] phi (byte*) memset::dst#2 = (byte*)(const void*) memset::str#0 [phi:memset->memset::@1#0] -- pbuz1=pbuc1 lda #str sta.z dst+1 // memset::@1 __b1: // for(char* dst = str; dst!=end; dst++) // [66] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 -- pbuz1_neq_pbuc1_then_la1 lda.z dst+1 cmp #>end bne __b2 lda.z dst cmp #memset::@1] // [65] phi (byte*) memset::dst#2 = (byte*) memset::dst#1 [phi:memset::@2->memset::@1#0] -- register_copy jmp __b1 } // File Data print_hextab: .text "0123456789abcdef"