mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-11-27 04:49:27 +00:00
Fixed missing fragment. Closes #435
This commit is contained in:
parent
b8d0e50fbb
commit
362ec9bb0b
@ -0,0 +1,7 @@
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lda #<{c2}
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clc
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adc {c1}
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sta {c1}
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lda #>{c2}
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adc {c1}+1
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sta {c1}+1
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@ -42,6 +42,11 @@ public class TestPrograms {
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public TestPrograms() {
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public TestPrograms() {
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}
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}
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@Test
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public void testStructPointerInts() throws IOException, URISyntaxException {
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compileAndCompare("struct-pointer-ints.c");
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}
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@Test
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@Test
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public void testPolygon() throws IOException, URISyntaxException {
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public void testPolygon() throws IOException, URISyntaxException {
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compileAndCompare("complex/polygon/polygon.c");
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compileAndCompare("complex/polygon/polygon.c");
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19
src/test/kc/struct-pointer-ints.c
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19
src/test/kc/struct-pointer-ints.c
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@ -0,0 +1,19 @@
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// Demonstrates missing fragment _deref_pwuc1=_deref_pwuc1_plus_vwuc2
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// https://gitlab.com/camelot/kickc/-/issues/435 reported by G.B.
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typedef struct myStruct
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{
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unsigned int a, b;
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} myStruct;
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void update(myStruct *s, unsigned int size)
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{
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s->a += size;
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}
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int main(void)
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{
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myStruct s;
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update(&s, 1000);
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return 0;
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}
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34
src/test/ref/struct-pointer-ints.asm
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34
src/test/ref/struct-pointer-ints.asm
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@ -0,0 +1,34 @@
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// Demonstrates missing fragment _deref_pwuc1=_deref_pwuc1_plus_vwuc2
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// https://gitlab.com/camelot/kickc/-/issues/435 reported by G.B.
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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.const SIZEOF_STRUCT_MYSTRUCT = 4
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main: {
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.label s = 2
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// s
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ldy #SIZEOF_STRUCT_MYSTRUCT
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lda #0
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!:
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dey
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sta s,y
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bne !-
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// update(&s, 1000)
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jsr update
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// }
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rts
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}
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update: {
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.const size = $3e8
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.label s = main.s
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// s->a += size
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lda #<size
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clc
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adc.z s
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sta.z s
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lda #>size
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adc.z s+1
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sta.z s+1
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// }
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rts
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}
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26
src/test/ref/struct-pointer-ints.cfg
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26
src/test/ref/struct-pointer-ints.cfg
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@ -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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(signed word()) main()
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main: scope:[main] from @1
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[4] *(&(struct myStruct) main::s) ← memset(struct myStruct, (const byte) SIZEOF_STRUCT_MYSTRUCT)
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[5] call update
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to:main::@return
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main::@return: scope:[main] from main
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[6] return
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to:@return
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(void()) update((struct myStruct*) update::s , (word) update::size)
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update: scope:[update] from main
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[7] *((word*)(const struct myStruct*) update::s#0) ← *((word*)(const struct myStruct*) update::s#0) + (const word) update::size#0
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to:update::@return
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update::@return: scope:[update] from update
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[8] return
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to:@return
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418
src/test/ref/struct-pointer-ints.log
Normal file
418
src/test/ref/struct-pointer-ints.log
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@ -0,0 +1,418 @@
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Setting struct to load/store in variable affected by address-of (void~) main::$0 ← call update &(struct myStruct) main::s (number) $3e8
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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()) update((struct myStruct*) update::s , (word) update::size)
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update: scope:[update] from main
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(word) update::size#1 ← phi( main/(word) update::size#0 )
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(struct myStruct*) update::s#1 ← phi( main/(struct myStruct*) update::s#0 )
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(word*~) update::$2 ← (word*)(struct myStruct*) update::s#1
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(word*~) update::$0 ← (word*~) update::$2 + (const byte) OFFSET_STRUCT_MYSTRUCT_A
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(word*~) update::$3 ← (word*)(struct myStruct*) update::s#1
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(word*~) update::$1 ← (word*~) update::$3 + (const byte) OFFSET_STRUCT_MYSTRUCT_A
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*((word*~) update::$1) ← *((word*~) update::$0) + (word) update::size#1
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to:update::@return
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update::@return: scope:[update] from update
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return
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to:@return
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(signed word()) main()
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main: scope:[main] from @1
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*(&(struct myStruct) main::s) ← memset(struct myStruct, (const byte) SIZEOF_STRUCT_MYSTRUCT)
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(struct myStruct) main::s ← struct-unwound {*(&(struct myStruct) main::s)}
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(struct myStruct*) update::s#0 ← &(struct myStruct) main::s
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(word) update::size#0 ← (number) $3e8
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call update
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to:main::@1
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main::@1: scope:[main] from main
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(signed word) main::return#0 ← (number) 0
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to:main::@return
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main::@return: scope:[main] from main::@1
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(signed word) main::return#3 ← phi( main::@1/(signed word) main::return#0 )
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(signed word) main::return#1 ← (signed word) main::return#3
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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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(signed word) main::return#2 ← (signed word) main::return#1
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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 byte) OFFSET_STRUCT_MYSTRUCT_A = (byte) 0
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(const byte) SIZEOF_STRUCT_MYSTRUCT = (byte) 4
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(signed word()) main()
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(label) main::@1
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(label) main::@return
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(signed word) main::return
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(signed word) main::return#0
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(signed word) main::return#1
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(signed word) main::return#2
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(signed word) main::return#3
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(struct myStruct) main::s loadstore
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(word) myStruct::a
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(word) myStruct::b
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(void()) update((struct myStruct*) update::s , (word) update::size)
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(word*~) update::$0
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(word*~) update::$1
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(word*~) update::$2
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(word*~) update::$3
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(label) update::@return
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(struct myStruct*) update::s
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(struct myStruct*) update::s#0
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(struct myStruct*) update::s#1
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(word) update::size
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(word) update::size#0
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(word) update::size#1
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Adding number conversion cast (unumber) $3e8 in (word) update::size#0 ← (number) $3e8
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Adding number conversion cast (snumber) 0 in (signed word) main::return#0 ← (number) 0
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (word) update::size#0 ← (unumber)(number) $3e8
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Inlining cast (signed word) main::return#0 ← (snumber)(number) 0
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Successful SSA optimization Pass2InlineCast
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Simplifying constant integer cast $3e8
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Simplifying constant integer cast 0
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (word) $3e8
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Finalized signed number type (signed byte) 0
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias main::return#0 = main::return#3 main::return#1
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Successful SSA optimization Pass2AliasElimination
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Identical Phi Values (struct myStruct*) update::s#1 (struct myStruct*) update::s#0
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Identical Phi Values (word) update::size#1 (word) update::size#0
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Successful SSA optimization Pass2IdenticalPhiElimination
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Removing C-classic struct-unwound assignment [8] (struct myStruct) main::s ← struct-unwound {*(&(struct myStruct) main::s)}
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Constant (const struct myStruct*) update::s#0 = &main::s
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Constant (const word) update::size#0 = $3e8
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Constant (const signed word) main::return#0 = 0
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Successful SSA optimization Pass2ConstantIdentification
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Constant (const word*) update::$2 = (word*)update::s#0
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Constant (const word*) update::$3 = (word*)update::s#0
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Constant (const signed word) main::return#2 = main::return#0
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Successful SSA optimization Pass2ConstantIdentification
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Converting *(pointer+n) to pointer[n] [5] *((word*~) update::$1) ← *((word*~) update::$0) + (const word) update::size#0 -- *(update::$2 + OFFSET_STRUCT_MYSTRUCT_A)
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Converting *(pointer+n) to pointer[n] [5] *((word*~) update::$1) ← *((const word*) update::$2 + (const byte) OFFSET_STRUCT_MYSTRUCT_A) + (const word) update::size#0 -- *(update::$3 + OFFSET_STRUCT_MYSTRUCT_A)
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Successful SSA optimization Pass2InlineDerefIdx
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Simplifying expression containing zero update::$2 in [2] (word*~) update::$0 ← (const word*) update::$2 + (const byte) OFFSET_STRUCT_MYSTRUCT_A
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Simplifying expression containing zero update::$3 in [4] (word*~) update::$1 ← (const word*) update::$3 + (const byte) OFFSET_STRUCT_MYSTRUCT_A
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Simplifying expression containing zero update::$2 in [5] *((const word*) update::$3 + (const byte) OFFSET_STRUCT_MYSTRUCT_A) ← *((const word*) update::$2 + (const byte) OFFSET_STRUCT_MYSTRUCT_A) + (const word) update::size#0
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Simplifying expression containing zero update::$3 in [5] *((const word*) update::$3 + (const byte) OFFSET_STRUCT_MYSTRUCT_A) ← *((const word*) update::$2) + (const word) update::size#0
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Successful SSA optimization PassNSimplifyExpressionWithZero
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Eliminating unused variable (word*~) update::$0 and assignment [0] (word*~) update::$0 ← (const word*) update::$2
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Eliminating unused variable (word*~) update::$1 and assignment [1] (word*~) update::$1 ← (const word*) update::$3
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Eliminating unused constant (const signed word) main::return#2
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Eliminating unused constant (const byte) OFFSET_STRUCT_MYSTRUCT_A
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Successful SSA optimization PassNEliminateUnusedVars
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Eliminating unused constant (const signed word) main::return#0
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Successful SSA optimization PassNEliminateUnusedVars
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Constant inlined update::$2 = (word*)(const struct myStruct*) update::s#0
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Constant inlined update::$3 = (word*)(const struct myStruct*) update::s#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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Adding NOP phi() at start of main::@1
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CALL GRAPH
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Calls in [] to main:2
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Calls in [main] to update:6
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Created 0 initial phi equivalence classes
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Coalesced down to 0 phi equivalence classes
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Culled Empty Block (label) @2
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Culled Empty Block (label) main::@1
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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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(signed word()) main()
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main: scope:[main] from @1
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[4] *(&(struct myStruct) main::s) ← memset(struct myStruct, (const byte) SIZEOF_STRUCT_MYSTRUCT)
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[5] call update
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to:main::@return
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main::@return: scope:[main] from main
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[6] return
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to:@return
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(void()) update((struct myStruct*) update::s , (word) update::size)
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update: scope:[update] from main
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[7] *((word*)(const struct myStruct*) update::s#0) ← *((word*)(const struct myStruct*) update::s#0) + (const word) update::size#0
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to:update::@return
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update::@return: scope:[update] from update
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[8] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(signed word()) main()
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(signed word) main::return
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(struct myStruct) main::s loadstore
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(word) myStruct::a
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(word) myStruct::b
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(void()) update((struct myStruct*) update::s , (word) update::size)
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(struct myStruct*) update::s
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(word) update::size
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Initial phi equivalence classes
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Added variable main::s to live range equivalence class [ main::s ]
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Complete equivalence classes
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[ main::s ]
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Allocated zp[4]:2 [ main::s ]
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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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// Demonstrates missing fragment _deref_pwuc1=_deref_pwuc1_plus_vwuc2
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// https://gitlab.com/camelot/kickc/-/issues/435 reported by G.B.
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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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.const SIZEOF_STRUCT_MYSTRUCT = 4
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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 s = 2
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// [4] *(&(struct myStruct) main::s) ← memset(struct myStruct, (const byte) SIZEOF_STRUCT_MYSTRUCT) -- _deref_pssc1=_memset_vbuc2
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ldy #SIZEOF_STRUCT_MYSTRUCT
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lda #0
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!:
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dey
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sta s,y
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bne !-
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// [5] call update
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jsr update
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jmp __breturn
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// main::@return
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__breturn:
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// [6] return
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rts
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}
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// update
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update: {
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.const size = $3e8
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.label s = main.s
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// [7] *((word*)(const struct myStruct*) update::s#0) ← *((word*)(const struct myStruct*) update::s#0) + (const word) update::size#0 -- _deref_pwuc1=_deref_pwuc1_plus_vwuc2
|
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|
lda #<size
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||||||
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clc
|
||||||
|
adc.z s
|
||||||
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sta.z s
|
||||||
|
lda #>size
|
||||||
|
adc.z s+1
|
||||||
|
sta.z s+1
|
||||||
|
jmp __breturn
|
||||||
|
// update::@return
|
||||||
|
__breturn:
|
||||||
|
// [8] return
|
||||||
|
rts
|
||||||
|
}
|
||||||
|
// File Data
|
||||||
|
|
||||||
|
REGISTER UPLIFT POTENTIAL REGISTERS
|
||||||
|
Statement [4] *(&(struct myStruct) main::s) ← memset(struct myStruct, (const byte) SIZEOF_STRUCT_MYSTRUCT) [ ] ( main:2 [ ] { } ) always clobbers reg byte a reg byte y
|
||||||
|
Statement [7] *((word*)(const struct myStruct*) update::s#0) ← *((word*)(const struct myStruct*) update::s#0) + (const word) update::size#0 [ ] ( main:2::update:5 [ ] { } ) always clobbers reg byte a
|
||||||
|
Potential registers zp[4]:2 [ main::s ] : zp[4]:2 ,
|
||||||
|
|
||||||
|
REGISTER UPLIFT SCOPES
|
||||||
|
Uplift Scope [myStruct]
|
||||||
|
Uplift Scope [update]
|
||||||
|
Uplift Scope [main] 0: zp[4]:2 [ main::s ]
|
||||||
|
Uplift Scope []
|
||||||
|
|
||||||
|
Uplifting [myStruct] best 67 combination
|
||||||
|
Uplifting [update] best 67 combination
|
||||||
|
Uplifting [main] best 67 combination zp[4]:2 [ main::s ]
|
||||||
|
Uplifting [] best 67 combination
|
||||||
|
|
||||||
|
ASSEMBLER BEFORE OPTIMIZATION
|
||||||
|
// File Comments
|
||||||
|
// Demonstrates missing fragment _deref_pwuc1=_deref_pwuc1_plus_vwuc2
|
||||||
|
// https://gitlab.com/camelot/kickc/-/issues/435 reported by G.B.
|
||||||
|
// Upstart
|
||||||
|
.pc = $801 "Basic"
|
||||||
|
:BasicUpstart(main)
|
||||||
|
.pc = $80d "Program"
|
||||||
|
// Global Constants & labels
|
||||||
|
.const SIZEOF_STRUCT_MYSTRUCT = 4
|
||||||
|
// @begin
|
||||||
|
__bbegin:
|
||||||
|
// [1] phi from @begin to @1 [phi:@begin->@1]
|
||||||
|
__b1_from___bbegin:
|
||||||
|
jmp __b1
|
||||||
|
// @1
|
||||||
|
__b1:
|
||||||
|
// [2] call main
|
||||||
|
jsr main
|
||||||
|
// [3] phi from @1 to @end [phi:@1->@end]
|
||||||
|
__bend_from___b1:
|
||||||
|
jmp __bend
|
||||||
|
// @end
|
||||||
|
__bend:
|
||||||
|
// main
|
||||||
|
main: {
|
||||||
|
.label s = 2
|
||||||
|
// [4] *(&(struct myStruct) main::s) ← memset(struct myStruct, (const byte) SIZEOF_STRUCT_MYSTRUCT) -- _deref_pssc1=_memset_vbuc2
|
||||||
|
ldy #SIZEOF_STRUCT_MYSTRUCT
|
||||||
|
lda #0
|
||||||
|
!:
|
||||||
|
dey
|
||||||
|
sta s,y
|
||||||
|
bne !-
|
||||||
|
// [5] call update
|
||||||
|
jsr update
|
||||||
|
jmp __breturn
|
||||||
|
// main::@return
|
||||||
|
__breturn:
|
||||||
|
// [6] return
|
||||||
|
rts
|
||||||
|
}
|
||||||
|
// update
|
||||||
|
update: {
|
||||||
|
.const size = $3e8
|
||||||
|
.label s = main.s
|
||||||
|
// [7] *((word*)(const struct myStruct*) update::s#0) ← *((word*)(const struct myStruct*) update::s#0) + (const word) update::size#0 -- _deref_pwuc1=_deref_pwuc1_plus_vwuc2
|
||||||
|
lda #<size
|
||||||
|
clc
|
||||||
|
adc.z s
|
||||||
|
sta.z s
|
||||||
|
lda #>size
|
||||||
|
adc.z s+1
|
||||||
|
sta.z s+1
|
||||||
|
jmp __breturn
|
||||||
|
// update::@return
|
||||||
|
__breturn:
|
||||||
|
// [8] return
|
||||||
|
rts
|
||||||
|
}
|
||||||
|
// File Data
|
||||||
|
|
||||||
|
ASSEMBLER OPTIMIZATIONS
|
||||||
|
Removing instruction jmp __b1
|
||||||
|
Removing instruction jmp __bend
|
||||||
|
Removing instruction jmp __breturn
|
||||||
|
Removing instruction jmp __breturn
|
||||||
|
Succesful ASM optimization Pass5NextJumpElimination
|
||||||
|
Removing instruction __b1_from___bbegin:
|
||||||
|
Removing instruction __b1:
|
||||||
|
Removing instruction __bend_from___b1:
|
||||||
|
Succesful ASM optimization Pass5RedundantLabelElimination
|
||||||
|
Removing instruction __bbegin:
|
||||||
|
Removing instruction __bend:
|
||||||
|
Removing instruction __breturn:
|
||||||
|
Removing instruction __breturn:
|
||||||
|
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||||
|
Removing instruction jsr main
|
||||||
|
Succesful ASM optimization Pass5SkipBegin
|
||||||
|
|
||||||
|
FINAL SYMBOL TABLE
|
||||||
|
(label) @1
|
||||||
|
(label) @begin
|
||||||
|
(label) @end
|
||||||
|
(const byte) SIZEOF_STRUCT_MYSTRUCT = (byte) 4
|
||||||
|
(signed word()) main()
|
||||||
|
(label) main::@return
|
||||||
|
(signed word) main::return
|
||||||
|
(struct myStruct) main::s loadstore zp[4]:2
|
||||||
|
(word) myStruct::a
|
||||||
|
(word) myStruct::b
|
||||||
|
(void()) update((struct myStruct*) update::s , (word) update::size)
|
||||||
|
(label) update::@return
|
||||||
|
(struct myStruct*) update::s
|
||||||
|
(const struct myStruct*) update::s#0 s = &(struct myStruct) main::s
|
||||||
|
(word) update::size
|
||||||
|
(const word) update::size#0 size = (word) $3e8
|
||||||
|
|
||||||
|
zp[4]:2 [ main::s ]
|
||||||
|
|
||||||
|
|
||||||
|
FINAL ASSEMBLER
|
||||||
|
Score: 49
|
||||||
|
|
||||||
|
// File Comments
|
||||||
|
// Demonstrates missing fragment _deref_pwuc1=_deref_pwuc1_plus_vwuc2
|
||||||
|
// https://gitlab.com/camelot/kickc/-/issues/435 reported by G.B.
|
||||||
|
// Upstart
|
||||||
|
.pc = $801 "Basic"
|
||||||
|
:BasicUpstart(main)
|
||||||
|
.pc = $80d "Program"
|
||||||
|
// Global Constants & labels
|
||||||
|
.const SIZEOF_STRUCT_MYSTRUCT = 4
|
||||||
|
// @begin
|
||||||
|
// [1] phi from @begin to @1 [phi:@begin->@1]
|
||||||
|
// @1
|
||||||
|
// [2] call main
|
||||||
|
// [3] phi from @1 to @end [phi:@1->@end]
|
||||||
|
// @end
|
||||||
|
// main
|
||||||
|
main: {
|
||||||
|
.label s = 2
|
||||||
|
// s
|
||||||
|
// [4] *(&(struct myStruct) main::s) ← memset(struct myStruct, (const byte) SIZEOF_STRUCT_MYSTRUCT) -- _deref_pssc1=_memset_vbuc2
|
||||||
|
ldy #SIZEOF_STRUCT_MYSTRUCT
|
||||||
|
lda #0
|
||||||
|
!:
|
||||||
|
dey
|
||||||
|
sta s,y
|
||||||
|
bne !-
|
||||||
|
// update(&s, 1000)
|
||||||
|
// [5] call update
|
||||||
|
jsr update
|
||||||
|
// main::@return
|
||||||
|
// }
|
||||||
|
// [6] return
|
||||||
|
rts
|
||||||
|
}
|
||||||
|
// update
|
||||||
|
update: {
|
||||||
|
.const size = $3e8
|
||||||
|
.label s = main.s
|
||||||
|
// s->a += size
|
||||||
|
// [7] *((word*)(const struct myStruct*) update::s#0) ← *((word*)(const struct myStruct*) update::s#0) + (const word) update::size#0 -- _deref_pwuc1=_deref_pwuc1_plus_vwuc2
|
||||||
|
lda #<size
|
||||||
|
clc
|
||||||
|
adc.z s
|
||||||
|
sta.z s
|
||||||
|
lda #>size
|
||||||
|
adc.z s+1
|
||||||
|
sta.z s+1
|
||||||
|
// update::@return
|
||||||
|
// }
|
||||||
|
// [8] return
|
||||||
|
rts
|
||||||
|
}
|
||||||
|
// File Data
|
||||||
|
|
18
src/test/ref/struct-pointer-ints.sym
Normal file
18
src/test/ref/struct-pointer-ints.sym
Normal file
@ -0,0 +1,18 @@
|
|||||||
|
(label) @1
|
||||||
|
(label) @begin
|
||||||
|
(label) @end
|
||||||
|
(const byte) SIZEOF_STRUCT_MYSTRUCT = (byte) 4
|
||||||
|
(signed word()) main()
|
||||||
|
(label) main::@return
|
||||||
|
(signed word) main::return
|
||||||
|
(struct myStruct) main::s loadstore zp[4]:2
|
||||||
|
(word) myStruct::a
|
||||||
|
(word) myStruct::b
|
||||||
|
(void()) update((struct myStruct*) update::s , (word) update::size)
|
||||||
|
(label) update::@return
|
||||||
|
(struct myStruct*) update::s
|
||||||
|
(const struct myStruct*) update::s#0 s = &(struct myStruct) main::s
|
||||||
|
(word) update::size
|
||||||
|
(const word) update::size#0 size = (word) $3e8
|
||||||
|
|
||||||
|
zp[4]:2 [ main::s ]
|
Loading…
Reference in New Issue
Block a user