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Moved remainder to global var

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This commit is contained in:
Jesper Gravgaard 2018-02-13 22:07:01 +01:00
parent 8705527316
commit 1fd0cd6874
6 changed files with 2237 additions and 2300 deletions
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15
src/test/java/dk/camelot64/kickc/test/kc/division.kc
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@ -1,11 +1,13 @@
// Binary division implementation // Binary division implementation
// Remainder after signed 8 bit division
byte rem8u =0;
// Performs division on two 8 bit unsigned bytes // Performs division on two 8 bit unsigned bytes
// Returns dividend/divisor. // Returns dividend/divisor.
// If remainder is non-null it will be set to the remainder. // The remainder will be set into the global variable rem8u
// Implemented using simple binary division // Implemented using simple binary division
byte div8u(byte dividend, byte divisor, byte* remainder) { byte div8u(byte dividend, byte divisor) {
byte rem = 0; byte rem = 0;
byte quotient = 0; byte quotient = 0;
for( byte i : 0..7) { for( byte i : 0..7) {
@ -20,7 +22,7 @@ byte div8u(byte dividend, byte divisor, byte* remainder) {
rem = rem - divisor; rem = rem - divisor;
} }
} }
*remainder = rem; rem8u = rem;
return quotient; return quotient;
} }
@ -29,8 +31,10 @@ signed byte rem8s = 0;
// Perform division on two signed 8-bit numbers // Perform division on two signed 8-bit numbers
// Returns dividend/divisor. // Returns dividend/divisor.
// The remainder will be set into the global variable rem16u // The remainder will be set into the global variable rem8s.
// Implemented using simple binary division // Implemented using simple binary division
// Follows the C99 standard by truncating toward zero on negative results.
// See http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1124.pdf section 6.5.5
signed byte div8s(signed byte dividend, signed byte divisor) { signed byte div8s(signed byte dividend, signed byte divisor) {
byte neg = 0; byte neg = 0;
byte dividendb = 0; byte dividendb = 0;
@ -47,8 +51,7 @@ signed byte div8s(signed byte dividend, signed byte divisor) {
} else { } else {
divisorb = (byte)divisor; divisorb = (byte)divisor;
} }
byte rem8u = 0; byte resultb = div8u(dividendb, divisorb);
byte resultb = div8u(dividendb, divisorb, &rem8u);
if(neg==0) { if(neg==0) {
rem8s = (signed byte)rem8u; rem8s = (signed byte)rem8u;
return (signed byte)resultb; return (signed byte)resultb;

4
src/test/java/dk/camelot64/kickc/test/kc/test-division.kc
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@ -34,14 +34,14 @@ void test_8u() {
for( byte i: 0..5 ) { for( byte i: 0..5 ) {
byte dividend = dividends[i]; byte dividend = dividends[i];
byte divisor = divisors[i]; byte divisor = divisors[i];
byte res = div8u(dividend, divisor, &rem); byte res = div8u(dividend, divisor);
print_byte(dividend); print_byte(dividend);
print_str(" / @"); print_str(" / @");
print_byte(divisor); print_byte(divisor);
print_str(" = @"); print_str(" = @");
print_byte(res); print_byte(res);
print_str(" @"); print_str(" @");
print_byte(rem); print_byte(rem8u);
print_ln(); print_ln();
} }
} }

41
src/test/java/dk/camelot64/kickc/test/ref/test-division.asm
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@ -4,6 +4,7 @@
.label SCREEN = $400 .label SCREEN = $400
.label char_cursor = 8 .label char_cursor = 8
.label line_cursor = 3 .label line_cursor = 3
.label rem8s = $e
.label rem16u = $a .label rem16u = $a
jsr main jsr main
main: { main: {
@ -220,12 +221,11 @@ div16u: {
rts rts
} }
test_8u: { test_8u: {
.label rem = $14
.label dividend = 7 .label dividend = 7
.label divisor = $e .label divisor = $e
.label res = $f
.label i = 2 .label i = 2
lda #0 lda #0
sta rem
sta i sta i
b1: b1:
ldy i ldy i
@ -235,13 +235,9 @@ test_8u: {
sta divisor sta divisor
lda dividend lda dividend
sta div8u.dividend sta div8u.dividend
lda #<rem
sta div8u.remainder
lda #>rem
sta div8u.remainder+1
jsr div8u jsr div8u
lda div8u.return lda div8u.return
tax sta res
lda line_cursor lda line_cursor
sta char_cursor sta char_cursor
lda line_cursor+1 lda line_cursor+1
@ -260,15 +256,15 @@ test_8u: {
lda #>str1 lda #>str1
sta print_str.str+1 sta print_str.str+1
jsr print_str jsr print_str
stx print_byte.b lda res
sta print_byte.b
jsr print_byte jsr print_byte
lda #<str2 lda #<str2
sta print_str.str sta print_str.str
lda #>str2 lda #>str2
sta print_str.str+1 sta print_str.str+1
jsr print_str jsr print_str
lda rem stx print_byte.b
sta print_byte.b
jsr print_byte jsr print_byte
jsr print_ln jsr print_ln
inc i inc i
@ -287,7 +283,6 @@ div8u: {
.label quotient = $10 .label quotient = $10
.label return = $10 .label return = $10
.label divisor = $e .label divisor = $e
.label remainder = 5
ldx #0 ldx #0
txa txa
sta quotient sta quotient
@ -316,14 +311,13 @@ div8u: {
cpx #8 cpx #8
bne b1 bne b1
tya tya
ldy #0 tax
sta (remainder),y
rts rts
} }
test_8s: { test_8s: {
.label dividend = 7 .label dividend = 7
.label divisor = $15 .label divisor = $14
.label res = $e .label res = $f
.label i = 2 .label i = 2
lda #<SCREEN lda #<SCREEN
sta line_cursor sta line_cursor
@ -334,6 +328,7 @@ test_8s: {
lda #>SCREEN lda #>SCREEN
sta char_cursor+1 sta char_cursor+1
lda #0 lda #0
sta rem8s
tax tax
sta i sta i
b1: b1:
@ -368,7 +363,8 @@ test_8s: {
lda #>str2 lda #>str2
sta print_str.str+1 sta print_str.str+1
jsr print_str jsr print_str
stx print_sbyte.b lda rem8s
sta print_sbyte.b
jsr print_sbyte jsr print_sbyte
jsr print_ln jsr print_ln
inc i inc i
@ -406,7 +402,6 @@ print_sbyte: {
} }
div8s: { div8s: {
.label neg = $11 .label neg = $11
.label rem8u = $16
cmp #0 cmp #0
bpl b16 bpl b16
eor #$ff eor #$ff
@ -427,29 +422,23 @@ div8s: {
eor #1 eor #1
sta neg sta neg
b4: b4:
lda #0
sta rem8u
sty div8u.dividend sty div8u.dividend
stx div8u.divisor stx div8u.divisor
lda #<rem8u
sta div8u.remainder
lda #>rem8u
sta div8u.remainder+1
jsr div8u jsr div8u
lda div8u.return lda div8u.return
tay tay
lda neg lda neg
bne b5 bne b5
tya tya
ldx rem8u stx rem8s
breturn: breturn:
rts rts
b5: b5:
lda rem8u txa
eor #$ff eor #$ff
clc clc
adc #1 adc #1
tax sta rem8s
tya tya
eor #$ff eor #$ff
clc clc

325
src/test/java/dk/camelot64/kickc/test/ref/test-division.cfg
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4100
src/test/java/dk/camelot64/kickc/test/ref/test-division.log
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52
src/test/java/dk/camelot64/kickc/test/ref/test-division.sym
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@ -11,9 +11,9 @@
(byte*) char_cursor#104 char_cursor zp ZP_WORD:8 23.0 (byte*) char_cursor#104 char_cursor zp ZP_WORD:8 23.0
(byte*) char_cursor#105 char_cursor zp ZP_WORD:8 17.333333333333332 (byte*) char_cursor#105 char_cursor zp ZP_WORD:8 17.333333333333332
(byte*) char_cursor#109 char_cursor zp ZP_WORD:8 2.4444444444444446 (byte*) char_cursor#109 char_cursor zp ZP_WORD:8 2.4444444444444446
(byte*~) char_cursor#121 char_cursor zp ZP_WORD:8 22.0 (byte*~) char_cursor#122 char_cursor zp ZP_WORD:8 22.0
(byte*~) char_cursor#128 char_cursor zp ZP_WORD:8 22.0 (byte*~) char_cursor#129 char_cursor zp ZP_WORD:8 22.0
(byte*~) char_cursor#137 char_cursor zp ZP_WORD:8 22.0 (byte*~) char_cursor#138 char_cursor zp ZP_WORD:8 22.0
(byte*) char_cursor#14 char_cursor zp ZP_WORD:8 2.5227272727272725 (byte*) char_cursor#14 char_cursor zp ZP_WORD:8 2.5227272727272725
(byte*) char_cursor#64 char_cursor zp ZP_WORD:8 5.0 (byte*) char_cursor#64 char_cursor zp ZP_WORD:8 5.0
(word()) div16u((word) div16u::dividend , (word) div16u::divisor) (word()) div16u((word) div16u::dividend , (word) div16u::divisor)
@ -64,21 +64,19 @@
(signed byte) div8s::dividend (signed byte) div8s::dividend
(signed byte) div8s::dividend#0 reg byte a 5.0 (signed byte) div8s::dividend#0 reg byte a 5.0
(byte) div8s::dividendb (byte) div8s::dividendb
(byte) div8s::dividendb#3 reg byte y 0.75 (byte) div8s::dividendb#3 reg byte y 0.8571428571428571
(byte~) div8s::dividendb#7 reg byte y 4.0 (byte~) div8s::dividendb#7 reg byte y 4.0
(byte~) div8s::dividendb#8 reg byte y 4.0 (byte~) div8s::dividendb#8 reg byte y 4.0
(signed byte) div8s::divisor (signed byte) div8s::divisor
(signed byte) div8s::divisor#0 reg byte x 2.142857142857143 (signed byte) div8s::divisor#0 reg byte x 2.142857142857143
(byte) div8s::divisorb (byte) div8s::divisorb
(byte) div8s::divisorb#3 reg byte x 2.0 (byte) div8s::divisorb#3 reg byte x 3.0
(byte~) div8s::divisorb#4 reg byte x 4.0 (byte~) div8s::divisorb#4 reg byte x 4.0
(byte~) div8s::divisorb#5 reg byte x 4.0 (byte~) div8s::divisorb#5 reg byte x 4.0
(byte) div8s::neg (byte) div8s::neg
(byte) div8s::neg#2 neg zp ZP_BYTE:17 2.0 (byte) div8s::neg#2 neg zp ZP_BYTE:17 2.0
(byte) div8s::neg#3 neg zp ZP_BYTE:17 1.0 (byte) div8s::neg#3 neg zp ZP_BYTE:17 1.0
(byte) div8s::neg#4 neg zp ZP_BYTE:17 0.8571428571428571 (byte) div8s::neg#4 neg zp ZP_BYTE:17 1.0
(byte) div8s::rem8u
(byte) div8s::rem8u#0 rem8u zp ZP_BYTE:22 0.024390243902439025
(byte) div8s::resultb (byte) div8s::resultb
(byte) div8s::resultb#0 reg byte y 0.6666666666666666 (byte) div8s::resultb#0 reg byte y 0.6666666666666666
(signed byte) div8s::return (signed byte) div8s::return
@ -86,7 +84,7 @@
(signed byte) div8s::return#2 reg byte a 5.0 (signed byte) div8s::return#2 reg byte a 5.0
(signed byte) div8s::return#3 reg byte a 22.0 (signed byte) div8s::return#3 reg byte a 22.0
(signed byte~) div8s::return#6 reg byte a 2.0 (signed byte~) div8s::return#6 reg byte a 2.0
(byte()) div8u((byte) div8u::dividend , (byte) div8u::divisor , (byte*) div8u::remainder) (byte()) div8u((byte) div8u::dividend , (byte) div8u::divisor)
(byte~) div8u::$1 reg byte a 202.0 (byte~) div8u::$1 reg byte a 202.0
(label) div8u::@1 (label) div8u::@1
(label) div8u::@2 (label) div8u::@2
@ -119,8 +117,6 @@
(byte) div8u::rem#4 reg byte y 202.0 (byte) div8u::rem#4 reg byte y 202.0
(byte) div8u::rem#5 reg byte y 101.0 (byte) div8u::rem#5 reg byte y 101.0
(byte) div8u::rem#8 reg byte y 101.66666666666667 (byte) div8u::rem#8 reg byte y 101.66666666666667
(byte*) div8u::remainder
(byte*) div8u::remainder#8 remainder zp ZP_WORD:5 0.13333333333333333
(byte) div8u::return (byte) div8u::return
(byte) div8u::return#0 return zp ZP_BYTE:16 45.142857142857146 (byte) div8u::return#0 return zp ZP_BYTE:16 45.142857142857146
(byte) div8u::return#2 reg byte a 4.0 (byte) div8u::return#2 reg byte a 4.0
@ -199,10 +195,13 @@
(word) rem16u (word) rem16u
(word) rem16u#16 rem16u zp ZP_WORD:10 110.0 (word) rem16u#16 rem16u zp ZP_WORD:10 110.0
(signed byte) rem8s (signed byte) rem8s
(signed byte) rem8s#1 reg byte x 2.0 (signed byte) rem8s#1 rem8s zp ZP_BYTE:14 2.0
(signed byte) rem8s#18 reg byte x 110.0 (signed byte) rem8s#18 rem8s zp ZP_BYTE:14 110.0
(signed byte) rem8s#3 reg byte x 1.0833333333333333 (signed byte) rem8s#3 rem8s zp ZP_BYTE:14 1.0833333333333333
(signed byte~) rem8s#32 reg byte x 4.0 (signed byte~) rem8s#32 rem8s zp ZP_BYTE:14 4.0
(byte) rem8u
(byte) rem8u#1 reg byte x 0.48
(byte) rem8u#33 reg byte x 110.0
(void()) test_16u() (void()) test_16u()
(label) test_16u::@1 (label) test_16u::@1
(label) test_16u::@10 (label) test_16u::@10
@ -249,14 +248,14 @@
(signed byte[]) test_8s::dividends (signed byte[]) test_8s::dividends
(const signed byte[]) test_8s::dividends#0 dividends = { (byte/signed byte/word/signed word/dword/signed dword) 127, -(byte/signed byte/word/signed word/dword/signed dword) 127, -(byte/signed byte/word/signed word/dword/signed dword) 127, (byte/signed byte/word/signed word/dword/signed dword) 127, (byte/signed byte/word/signed word/dword/signed dword) 127, (byte/signed byte/word/signed word/dword/signed dword) 127 } (const signed byte[]) test_8s::dividends#0 dividends = { (byte/signed byte/word/signed word/dword/signed dword) 127, -(byte/signed byte/word/signed word/dword/signed dword) 127, -(byte/signed byte/word/signed word/dword/signed dword) 127, (byte/signed byte/word/signed word/dword/signed dword) 127, (byte/signed byte/word/signed word/dword/signed dword) 127, (byte/signed byte/word/signed word/dword/signed dword) 127 }
(signed byte) test_8s::divisor (signed byte) test_8s::divisor
(signed byte) test_8s::divisor#0 divisor zp ZP_BYTE:21 3.3000000000000003 (signed byte) test_8s::divisor#0 divisor zp ZP_BYTE:20 3.3000000000000003
(signed byte[]) test_8s::divisors (signed byte[]) test_8s::divisors
(const signed byte[]) test_8s::divisors#0 divisors = { (byte/signed byte/word/signed word/dword/signed dword) 5, (byte/signed byte/word/signed word/dword/signed dword) 7, -(byte/signed byte/word/signed word/dword/signed dword) 11, -(byte/signed byte/word/signed word/dword/signed dword) 13, (byte/signed byte/word/signed word/dword/signed dword) 17, (byte/signed byte/word/signed word/dword/signed dword) 19 } (const signed byte[]) test_8s::divisors#0 divisors = { (byte/signed byte/word/signed word/dword/signed dword) 5, (byte/signed byte/word/signed word/dword/signed dword) 7, -(byte/signed byte/word/signed word/dword/signed dword) 11, -(byte/signed byte/word/signed word/dword/signed dword) 13, (byte/signed byte/word/signed word/dword/signed dword) 17, (byte/signed byte/word/signed word/dword/signed dword) 19 }
(byte) test_8s::i (byte) test_8s::i
(byte) test_8s::i#1 i zp ZP_BYTE:2 11.0 (byte) test_8s::i#1 i zp ZP_BYTE:2 11.0
(byte) test_8s::i#10 i zp ZP_BYTE:2 1.8333333333333333 (byte) test_8s::i#10 i zp ZP_BYTE:2 1.8333333333333333
(signed byte) test_8s::res (signed byte) test_8s::res
(signed byte) test_8s::res#0 res zp ZP_BYTE:14 2.4444444444444446 (signed byte) test_8s::res#0 res zp ZP_BYTE:15 2.4444444444444446
(const string) test_8s::str str = (string) " / @" (const string) test_8s::str str = (string) " / @"
(const string) test_8s::str1 str1 = (string) " = @" (const string) test_8s::str1 str1 = (string) " = @"
(const string) test_8s::str2 str2 = (string) " @" (const string) test_8s::str2 str2 = (string) " @"
@ -283,29 +282,27 @@
(byte) test_8u::i (byte) test_8u::i
(byte) test_8u::i#1 i zp ZP_BYTE:2 16.5 (byte) test_8u::i#1 i zp ZP_BYTE:2 16.5
(byte) test_8u::i#10 i zp ZP_BYTE:2 1.76 (byte) test_8u::i#10 i zp ZP_BYTE:2 1.76
(byte) test_8u::rem
(byte) test_8u::rem#0 rem zp ZP_BYTE:20 0.12745098039215685
(byte) test_8u::res (byte) test_8u::res
(byte) test_8u::res#0 reg byte x 2.2 (byte) test_8u::res#0 res zp ZP_BYTE:15 2.2
(const string) test_8u::str str = (string) " / @" (const string) test_8u::str str = (string) " / @"
(const string) test_8u::str1 str1 = (string) " = @" (const string) test_8u::str1 str1 = (string) " = @"
(const string) test_8u::str2 str2 = (string) " @" (const string) test_8u::str2 str2 = (string) " @"
zp ZP_BYTE:2 [ test_16u::i#10 test_16u::i#1 test_8u::i#10 test_8u::i#1 test_8s::i#10 test_8s::i#1 ] zp ZP_BYTE:2 [ test_16u::i#10 test_16u::i#1 test_8u::i#10 test_8u::i#1 test_8s::i#10 test_8s::i#1 ]
zp ZP_WORD:3 [ line_cursor#17 line_cursor#33 line_cursor#1 line_cursor#37 print_cls::sc#2 print_cls::sc#1 ] zp ZP_WORD:3 [ line_cursor#17 line_cursor#33 line_cursor#1 line_cursor#37 print_cls::sc#2 print_cls::sc#1 ]
zp ZP_WORD:5 [ print_word::w#4 print_word::w#0 print_word::w#1 print_word::w#2 print_word::w#3 test_16u::dividend#0 print_str::str#10 print_str::str#12 print_str::str#0 div8u::remainder#8 ] zp ZP_WORD:5 [ print_word::w#4 print_word::w#0 print_word::w#1 print_word::w#2 print_word::w#3 test_16u::dividend#0 print_str::str#10 print_str::str#12 print_str::str#0 ]
zp ZP_BYTE:7 [ print_byte::b#7 print_byte::b#9 print_byte::b#1 print_byte::b#2 print_byte::b#3 print_byte::b#4 print_byte::b#5 print_byte::b#6 print_sbyte::b#6 print_sbyte::b#5 print_sbyte::b#1 print_sbyte::b#2 print_sbyte::b#3 print_sbyte::b#4 print_sbyte::b#0 test_8u::dividend#0 test_8s::dividend#0 ] zp ZP_BYTE:7 [ print_byte::b#7 print_byte::b#9 print_byte::b#1 print_byte::b#2 print_byte::b#3 print_byte::b#4 print_byte::b#5 print_byte::b#6 print_sbyte::b#6 print_sbyte::b#5 print_sbyte::b#1 print_sbyte::b#2 print_sbyte::b#3 print_sbyte::b#4 print_sbyte::b#0 test_8u::dividend#0 test_8s::dividend#0 ]
reg byte a [ print_char::ch#3 print_char::ch#1 print_char::ch#2 ] reg byte a [ print_char::ch#3 print_char::ch#1 print_char::ch#2 ]
zp ZP_WORD:8 [ char_cursor#64 char_cursor#105 char_cursor#102 char_cursor#104 char_cursor#121 char_cursor#100 char_cursor#14 char_cursor#128 char_cursor#103 char_cursor#1 char_cursor#109 char_cursor#137 div16u::dividend#2 div16u::dividend#1 div16u::dividend#0 ] zp ZP_WORD:8 [ char_cursor#64 char_cursor#105 char_cursor#102 char_cursor#104 char_cursor#122 char_cursor#100 char_cursor#14 char_cursor#129 char_cursor#103 char_cursor#1 char_cursor#109 char_cursor#138 div16u::dividend#2 div16u::dividend#1 div16u::dividend#0 ]
zp ZP_WORD:10 [ div16u::rem#4 rem16u#16 div16u::rem#8 div16u::rem#5 div16u::rem#1 div16u::rem#2 div16u::rem#3 ] zp ZP_WORD:10 [ div16u::rem#4 rem16u#16 div16u::rem#8 div16u::rem#5 div16u::rem#1 div16u::rem#2 div16u::rem#3 ]
zp ZP_WORD:12 [ div16u::quotient#3 div16u::return#0 div16u::quotient#1 div16u::quotient#2 div16u::return#2 test_16u::res#0 ] zp ZP_WORD:12 [ div16u::quotient#3 div16u::return#0 div16u::quotient#1 div16u::quotient#2 div16u::return#2 test_16u::res#0 ]
reg byte x [ div16u::i#2 div16u::i#1 ] reg byte x [ div16u::i#2 div16u::i#1 ]
zp ZP_BYTE:14 [ div8u::divisor#6 div8u::divisor#0 div8u::divisor#1 test_8u::divisor#0 test_8s::res#0 ] zp ZP_BYTE:14 [ div8u::divisor#6 div8u::divisor#0 div8u::divisor#1 test_8u::divisor#0 rem8s#18 rem8s#3 rem8s#32 rem8s#1 ]
reg byte y [ div8u::rem#4 div8u::rem#8 div8u::rem#5 div8u::rem#1 div8u::rem#2 div8u::rem#3 ] reg byte y [ div8u::rem#4 div8u::rem#8 div8u::rem#5 div8u::rem#1 div8u::rem#2 div8u::rem#3 ]
zp ZP_BYTE:15 [ div8u::dividend#3 div8u::dividend#5 div8u::dividend#1 div8u::dividend#2 div8u::dividend#0 ] zp ZP_BYTE:15 [ div8u::dividend#3 div8u::dividend#5 div8u::dividend#1 div8u::dividend#2 div8u::dividend#0 test_8u::res#0 test_8s::res#0 ]
zp ZP_BYTE:16 [ div8u::quotient#3 div8u::return#0 div8u::quotient#1 div8u::quotient#2 ] zp ZP_BYTE:16 [ div8u::quotient#3 div8u::return#0 div8u::quotient#1 div8u::quotient#2 ]
reg byte x [ div8u::i#2 div8u::i#1 ] reg byte x [ div8u::i#2 div8u::i#1 ]
reg byte x [ rem8s#18 rem8s#3 rem8s#32 rem8s#1 ] reg byte x [ rem8u#33 rem8u#1 ]
reg byte y [ div8s::dividendb#3 div8s::dividendb#7 div8s::dividendb#8 ] reg byte y [ div8s::dividendb#3 div8s::dividendb#7 div8s::dividendb#8 ]
reg byte x [ div8s::divisorb#3 div8s::divisorb#4 div8s::divisorb#5 ] reg byte x [ div8s::divisorb#3 div8s::divisorb#4 div8s::divisorb#5 ]
zp ZP_BYTE:17 [ div8s::neg#4 div8s::neg#3 div8s::neg#2 ] zp ZP_BYTE:17 [ div8s::neg#4 div8s::neg#3 div8s::neg#2 ]
@ -315,16 +312,13 @@ reg byte a [ print_byte::$0 ]
reg byte a [ print_byte::$2 ] reg byte a [ print_byte::$2 ]
reg byte a [ div16u::$1 ] reg byte a [ div16u::$1 ]
reg byte a [ div16u::$2 ] reg byte a [ div16u::$2 ]
zp ZP_BYTE:20 [ test_8u::rem#0 ]
reg byte a [ div8u::return#3 ] reg byte a [ div8u::return#3 ]
reg byte x [ test_8u::res#0 ]
reg byte a [ div8u::$1 ] reg byte a [ div8u::$1 ]
zp ZP_BYTE:21 [ test_8s::divisor#0 ] zp ZP_BYTE:20 [ test_8s::divisor#0 ]
reg byte a [ div8s::dividend#0 ] reg byte a [ div8s::dividend#0 ]
reg byte x [ div8s::divisor#0 ] reg byte x [ div8s::divisor#0 ]
reg byte a [ div8s::return#3 ] reg byte a [ div8s::return#3 ]
reg byte a [ div8s::$2 ] reg byte a [ div8s::$2 ]
reg byte x [ div8s::$7 ] reg byte x [ div8s::$7 ]
zp ZP_BYTE:22 [ div8s::rem8u#0 ]
reg byte a [ div8u::return#2 ] reg byte a [ div8u::return#2 ]
reg byte y [ div8s::resultb#0 ] reg byte y [ div8s::resultb#0 ]