mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-09-09 08:54:40 +00:00
Added test for memory variable used inside inline ASM.
This commit is contained in:
jespergravgaard
parent
8102cc57f4
commit
c9965b2cc7
@ -1011,6 +1011,11 @@ public class TestPrograms {
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assertError("cast-error.c", "Type mismatch");
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}
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@Test
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public void testInlineAsmMaVar() throws IOException, URISyntaxException {
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compileAndCompare("inline-asm-ma-var.c");
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}
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@Test
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public void testInlineAsmParam() throws IOException, URISyntaxException {
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compileAndCompare("inline-asm-param.c");
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17
src/test/kc/inline-asm-ma-var.c
Normal file
17
src/test/kc/inline-asm-ma-var.c
Normal file
@ -0,0 +1,17 @@
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// Test access to __ma variable from inline ASM
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char * const SCREEN = 0x0400;
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void main() {
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__ma char value = 0;
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for(char i=0;i<10;i++) {
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value += i;
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asm {
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lda #$55
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eor value
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sta SCREEN
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}
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}
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}
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31
src/test/ref/inline-asm-ma-var.asm
Normal file
31
src/test/ref/inline-asm-ma-var.asm
Normal file
@ -0,0 +1,31 @@
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// Test access to __ma variable from inline ASM
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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.label SCREEN = $400
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main: {
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.label value = 2
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// value = 0
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lda #0
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sta.z value
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tax
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__b1:
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// for(char i=0;i<10;i++)
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cpx #$a
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bcc __b2
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// }
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rts
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__b2:
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// value += i
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txa
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clc
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adc.z value
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sta.z value
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// asm
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lda #$55
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eor value
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sta SCREEN
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// for(char i=0;i<10;i++)
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inx
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jmp __b1
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}
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26
src/test/ref/inline-asm-ma-var.cfg
Normal file
26
src/test/ref/inline-asm-ma-var.cfg
Normal file
@ -0,0 +1,26 @@
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@begin: scope:[] from
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[0] phi()
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to:@1
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@1: scope:[] from @begin
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[1] phi()
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[2] call main
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to:@end
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@end: scope:[] from @1
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[3] phi()
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(void()) main()
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main: scope:[main] from @1
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[4] (byte) main::value ← (byte) 0
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to:main::@1
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main::@1: scope:[main] from main main::@2
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[5] (byte) main::i#2 ← phi( main/(byte) 0 main::@2/(byte) main::i#1 )
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[6] if((byte) main::i#2<(byte) $a) goto main::@2
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to:main::@return
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main::@return: scope:[main] from main::@1
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[7] return
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to:@return
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main::@2: scope:[main] from main::@1
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[8] (byte) main::value ← (byte) main::value + (byte) main::i#2
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asm { lda#$55 eorvalue staSCREEN }
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[10] (byte) main::i#1 ← ++ (byte) main::i#2
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to:main::@1
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375
src/test/ref/inline-asm-ma-var.log
Normal file
375
src/test/ref/inline-asm-ma-var.log
Normal file
@ -0,0 +1,375 @@
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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to:@1
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(void()) main()
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main: scope:[main] from @1
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(byte) main::value ← (byte) 0
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(byte) main::i#0 ← (byte) 0
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to:main::@1
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main::@1: scope:[main] from main main::@2
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(byte) main::i#2 ← phi( main/(byte) main::i#0 main::@2/(byte) main::i#1 )
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(bool~) main::$0 ← (byte) main::i#2 < (number) $a
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if((bool~) main::$0) goto main::@2
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to:main::@return
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main::@2: scope:[main] from main::@1
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(byte) main::i#3 ← phi( main::@1/(byte) main::i#2 )
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(byte) main::value ← (byte) main::value + (byte) main::i#3
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asm { lda#$55 eorvalue staSCREEN }
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(byte) main::i#1 ← ++ (byte) main::i#3
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to:main::@1
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main::@return: scope:[main] from main::@1
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return
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to:@return
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@1: scope:[] from @begin
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call main
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to:@2
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@2: scope:[] from @1
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to:@end
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@end: scope:[] from @2
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SYMBOL TABLE SSA
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(label) @1
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(label) @2
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(label) @begin
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(label) @end
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(const nomodify byte*) SCREEN = (byte*)(number) $400
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(void()) main()
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(bool~) main::$0
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(label) main::@1
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(label) main::@2
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(label) main::@return
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(byte) main::i
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(byte) main::i#0
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(byte) main::i#1
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(byte) main::i#2
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(byte) main::i#3
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(byte) main::value loadstore
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Adding number conversion cast (unumber) $a in (bool~) main::$0 ← (byte) main::i#2 < (number) $a
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant integer cast $a
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) $a
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias main::i#2 = main::i#3
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Successful SSA optimization Pass2AliasElimination
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Simple Condition (bool~) main::$0 [4] if((byte) main::i#2<(byte) $a) goto main::@2
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte) main::i#0 = 0
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Successful SSA optimization Pass2ConstantIdentification
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Inlining constant with var siblings (const byte) main::i#0
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Constant inlined main::i#0 = (byte) 0
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Successful SSA optimization Pass2ConstantInlining
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @1
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Adding NOP phi() at start of @2
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Adding NOP phi() at start of @end
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CALL GRAPH
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Calls in [] to main:2
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Created 1 initial phi equivalence classes
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Coalesced [12] main::i#4 ← main::i#1
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Coalesced down to 1 phi equivalence classes
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Culled Empty Block (label) @2
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @1
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Adding NOP phi() at start of @end
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FINAL CONTROL FLOW GRAPH
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@begin: scope:[] from
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[0] phi()
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to:@1
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@1: scope:[] from @begin
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[1] phi()
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[2] call main
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to:@end
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@end: scope:[] from @1
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[3] phi()
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(void()) main()
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main: scope:[main] from @1
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[4] (byte) main::value ← (byte) 0
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to:main::@1
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main::@1: scope:[main] from main main::@2
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[5] (byte) main::i#2 ← phi( main/(byte) 0 main::@2/(byte) main::i#1 )
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[6] if((byte) main::i#2<(byte) $a) goto main::@2
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to:main::@return
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main::@return: scope:[main] from main::@1
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[7] return
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to:@return
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main::@2: scope:[main] from main::@1
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[8] (byte) main::value ← (byte) main::value + (byte) main::i#2
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asm { lda#$55 eorvalue staSCREEN }
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[10] (byte) main::i#1 ← ++ (byte) main::i#2
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to:main::@1
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(byte) main::i
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(byte) main::i#1 202.0
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(byte) main::i#2 101.0
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(byte) main::value loadstore 35.5
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Initial phi equivalence classes
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[ main::i#2 main::i#1 ]
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Added variable main::value to live range equivalence class [ main::value ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::value ]
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Allocated zp[1]:2 [ main::i#2 main::i#1 ]
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Allocated zp[1]:3 [ main::value ]
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INITIAL ASM
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Target platform is c64basic / MOS6502X
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// File Comments
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// Test access to __ma variable from inline ASM
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// Upstart
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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// Global Constants & labels
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.label SCREEN = $400
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// @begin
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__bbegin:
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// [1] phi from @begin to @1 [phi:@begin->@1]
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__b1_from___bbegin:
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jmp __b1
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// @1
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__b1:
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// [2] call main
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jsr main
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// [3] phi from @1 to @end [phi:@1->@end]
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__bend_from___b1:
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jmp __bend
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// @end
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__bend:
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// main
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main: {
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.label value = 3
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.label i = 2
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// [4] (byte) main::value ← (byte) 0 -- vbuz1=vbuc1
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lda #0
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sta.z value
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// [5] phi from main to main::@1 [phi:main->main::@1]
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__b1_from_main:
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// [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
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lda #0
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sta.z i
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jmp __b1
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// main::@1
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__b1:
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// [6] if((byte) main::i#2<(byte) $a) goto main::@2 -- vbuz1_lt_vbuc1_then_la1
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lda.z i
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cmp #$a
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bcc __b2
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jmp __breturn
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// main::@return
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__breturn:
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// [7] return
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rts
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// main::@2
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__b2:
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// [8] (byte) main::value ← (byte) main::value + (byte) main::i#2 -- vbuz1=vbuz1_plus_vbuz2
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lda.z value
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clc
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adc.z i
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sta.z value
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// asm { lda#$55 eorvalue staSCREEN }
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lda #$55
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eor value
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sta SCREEN
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// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
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inc.z i
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// [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
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__b1_from___b2:
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@2->main::@1#0] -- register_copy
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jmp __b1
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}
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// File Data
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [4] (byte) main::value ← (byte) 0 [ main::value ] ( main:2 [ main::value ] { } ) always clobbers reg byte a
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Statement [8] (byte) main::value ← (byte) main::value + (byte) main::i#2 [ main::value main::i#2 ] ( main:2 [ main::value main::i#2 ] { } ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp[1]:2 [ main::i#2 main::i#1 ]
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Statement asm { lda#$55 eorvalue staSCREEN } always clobbers reg byte a
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Statement [4] (byte) main::value ← (byte) 0 [ main::value ] ( main:2 [ main::value ] { } ) always clobbers reg byte a
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Statement [8] (byte) main::value ← (byte) main::value + (byte) main::i#2 [ main::value main::i#2 ] ( main:2 [ main::value main::i#2 ] { } ) always clobbers reg byte a
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Statement asm { lda#$55 eorvalue staSCREEN } always clobbers reg byte a
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Potential registers zp[1]:2 [ main::i#2 main::i#1 ] : zp[1]:2 , reg byte x , reg byte y ,
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Potential registers zp[1]:3 [ main::value ] : zp[1]:3 ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 303: zp[1]:2 [ main::i#2 main::i#1 ] 35.5: zp[1]:3 [ main::value ]
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Uplift Scope []
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Uplifting [main] best 398 combination reg byte x [ main::i#2 main::i#1 ] zp[1]:3 [ main::value ]
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Uplifting [] best 398 combination
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Attempting to uplift remaining variables inzp[1]:3 [ main::value ]
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Uplifting [main] best 398 combination zp[1]:3 [ main::value ]
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Allocated (was zp[1]:3) zp[1]:2 [ main::value ]
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Test access to __ma variable from inline ASM
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// Upstart
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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// Global Constants & labels
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.label SCREEN = $400
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// @begin
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__bbegin:
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// [1] phi from @begin to @1 [phi:@begin->@1]
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__b1_from___bbegin:
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jmp __b1
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// @1
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__b1:
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// [2] call main
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jsr main
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// [3] phi from @1 to @end [phi:@1->@end]
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__bend_from___b1:
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jmp __bend
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// @end
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__bend:
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// main
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main: {
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.label value = 2
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// [4] (byte) main::value ← (byte) 0 -- vbuz1=vbuc1
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lda #0
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sta.z value
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// [5] phi from main to main::@1 [phi:main->main::@1]
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__b1_from_main:
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// [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1
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ldx #0
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jmp __b1
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// main::@1
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__b1:
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// [6] if((byte) main::i#2<(byte) $a) goto main::@2 -- vbuxx_lt_vbuc1_then_la1
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cpx #$a
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bcc __b2
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jmp __breturn
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// main::@return
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__breturn:
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// [7] return
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rts
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// main::@2
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__b2:
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// [8] (byte) main::value ← (byte) main::value + (byte) main::i#2 -- vbuz1=vbuz1_plus_vbuxx
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txa
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clc
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adc.z value
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sta.z value
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// asm { lda#$55 eorvalue staSCREEN }
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lda #$55
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eor value
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sta SCREEN
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// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
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inx
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// [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
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__b1_from___b2:
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@2->main::@1#0] -- register_copy
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jmp __b1
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}
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// File Data
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp __b1
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Removing instruction jmp __bend
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Removing instruction jmp __b1
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Removing instruction jmp __breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Removing instruction __b1_from___bbegin:
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Removing instruction __b1:
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Removing instruction __bend_from___b1:
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Succesful ASM optimization Pass5RedundantLabelElimination
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Removing instruction __bbegin:
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Removing instruction __bend:
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Removing instruction __b1_from_main:
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Removing instruction __breturn:
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Removing instruction __b1_from___b2:
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Succesful ASM optimization Pass5UnusedLabelElimination
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Removing instruction jsr main
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Succesful ASM optimization Pass5SkipBegin
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Replacing instruction ldx #0 with TAX
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FINAL SYMBOL TABLE
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(label) @1
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(label) @begin
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(label) @end
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(const nomodify byte*) SCREEN = (byte*) 1024
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(void()) main()
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(label) main::@1
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(label) main::@2
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(label) main::@return
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(byte) main::i
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(byte) main::i#1 reg byte x 202.0
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(byte) main::i#2 reg byte x 101.0
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(byte) main::value loadstore zp[1]:2 35.5
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reg byte x [ main::i#2 main::i#1 ]
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zp[1]:2 [ main::value ]
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FINAL ASSEMBLER
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Score: 326
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// File Comments
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// Test access to __ma variable from inline ASM
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// Upstart
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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// Global Constants & labels
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.label SCREEN = $400
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// @begin
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// [1] phi from @begin to @1 [phi:@begin->@1]
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// @1
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// [2] call main
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// [3] phi from @1 to @end [phi:@1->@end]
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// @end
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// main
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main: {
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.label value = 2
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// value = 0
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// [4] (byte) main::value ← (byte) 0 -- vbuz1=vbuc1
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lda #0
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sta.z value
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// [5] phi from main to main::@1 [phi:main->main::@1]
|
||||
// [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1
|
||||
tax
|
||||
// main::@1
|
||||
__b1:
|
||||
// for(char i=0;i<10;i++)
|
||||
// [6] if((byte) main::i#2<(byte) $a) goto main::@2 -- vbuxx_lt_vbuc1_then_la1
|
||||
cpx #$a
|
||||
bcc __b2
|
||||
// main::@return
|
||||
// }
|
||||
// [7] return
|
||||
rts
|
||||
// main::@2
|
||||
__b2:
|
||||
// value += i
|
||||
// [8] (byte) main::value ← (byte) main::value + (byte) main::i#2 -- vbuz1=vbuz1_plus_vbuxx
|
||||
txa
|
||||
clc
|
||||
adc.z value
|
||||
sta.z value
|
||||
// asm
|
||||
// asm { lda#$55 eorvalue staSCREEN }
|
||||
lda #$55
|
||||
eor value
|
||||
sta SCREEN
|
||||
// for(char i=0;i<10;i++)
|
||||
// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
|
||||
inx
|
||||
// [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
|
||||
// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@2->main::@1#0] -- register_copy
|
||||
jmp __b1
|
||||
}
|
||||
// File Data
|
||||
|
||||
15
src/test/ref/inline-asm-ma-var.sym
Normal file
15
src/test/ref/inline-asm-ma-var.sym
Normal file
@ -0,0 +1,15 @@
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(const nomodify byte*) SCREEN = (byte*) 1024
|
||||
(void()) main()
|
||||
(label) main::@1
|
||||
(label) main::@2
|
||||
(label) main::@return
|
||||
(byte) main::i
|
||||
(byte) main::i#1 reg byte x 202.0
|
||||
(byte) main::i#2 reg byte x 101.0
|
||||
(byte) main::value loadstore zp[1]:2 35.5
|
||||
|
||||
reg byte x [ main::i#2 main::i#1 ]
|
||||
zp[1]:2 [ main::value ]
|
||||
Loading…
Reference in New Issue
Block a user