mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-12-28 16:31:36 +00:00
Added test of chained assignments.
This commit is contained in:
jespergravgaard
parent
7ed032f039
commit
37e300fb2b
@ -44,6 +44,11 @@ public class TestPrograms {
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AsmFragmentTemplateUsages.logUsages(log, false, false, false, false, false, false);
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}
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@Test
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public void testChainedAssignment() throws IOException, URISyntaxException {
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compileAndCompare("chained-assignment");
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}
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@Test
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public void testConcatChar() throws IOException, URISyntaxException {
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compileAndCompare("concat-char");
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@ -0,0 +1,12 @@
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// Tests that chained assignments work as intended
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void main() {
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byte* screen = $400;
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byte a;
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screen[0] = a = 'c';
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screen[40] = a;
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a = screen[1] = 'm';
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screen[41] = a;
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screen[2] = 1 + (a = 'l'); // Chained assignment with a modification of the result
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screen[42] = a;
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}
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@ -0,0 +1,18 @@
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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jsr main
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main: {
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.label screen = $400
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lda #'c'
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sta screen+0
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sta screen+$28
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lda #'m'
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sta screen+1
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sta screen+$29
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lda #1+'l'
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sta screen+2
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lda #'l'
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sta screen+$2a
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rts
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}
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@ -0,0 +1,21 @@
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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 param-assignment [ ] ( )
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to:@end
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@end: scope:[] from @1
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[3] phi() [ ] ( )
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main: scope:[main] from @1
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[4] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 0) ← (byte) 'c' [ ] ( main:2 [ ] )
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[5] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 40) ← (byte) 'c' [ ] ( main:2 [ ] )
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[6] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte) 'm' [ ] ( main:2 [ ] )
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[7] (byte) main::a#1 ← *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) [ main::a#1 ] ( main:2 [ main::a#1 ] )
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[8] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 41) ← (byte) main::a#1 [ ] ( main:2 [ ] )
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[9] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 2) ← (byte/signed byte/word/signed word/dword/signed dword) 1+(byte) 'l' [ ] ( main:2 [ ] )
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[10] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 42) ← (byte) 'l' [ ] ( main:2 [ ] )
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to:main::@return
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main::@return: scope:[main] from main
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[11] return [ ] ( main:2 [ ] )
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to:@return
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374
src/test/java/dk/camelot64/kickc/test/ref/chained-assignment.log
Normal file
374
src/test/java/dk/camelot64/kickc/test/ref/chained-assignment.log
Normal file
@ -0,0 +1,374 @@
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PARSING src/test/java/dk/camelot64/kickc/test/kc/chained-assignment.kc
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// Tests that chained assignments work as intended
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void main() {
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byte* screen = $400;
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byte a;
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screen[0] = a = 'c';
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screen[40] = a;
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a = screen[1] = 'm';
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screen[41] = a;
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screen[2] = 1 + (a = 'l'); // Chained assignment with a modification of the result
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screen[42] = a;
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}
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SYMBOLS
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(label) @1
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(label) @begin
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(label) @end
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(void()) main()
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(byte/signed word/word/dword/signed dword~) main::$0
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(label) main::@return
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(byte) main::a
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(byte*) main::screen
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Promoting word/signed word/dword/signed dword to byte* in main::screen ← ((byte*)) 1024
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INITIAL CONTROL FLOW GRAPH
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@begin: scope:[] from
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to:@1
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main: scope:[main] from
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(byte*) main::screen ← ((byte*)) (word/signed word/dword/signed dword) 1024
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(byte) main::a ← (byte) 'c'
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*((byte*) main::screen + (byte/signed byte/word/signed word/dword/signed dword) 0) ← (byte) main::a
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*((byte*) main::screen + (byte/signed byte/word/signed word/dword/signed dword) 40) ← (byte) main::a
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*((byte*) main::screen + (byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte) 'm'
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(byte) main::a ← *((byte*) main::screen + (byte/signed byte/word/signed word/dword/signed dword) 1)
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*((byte*) main::screen + (byte/signed byte/word/signed word/dword/signed dword) 41) ← (byte) main::a
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(byte) main::a ← (byte) 'l'
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(byte/signed word/word/dword/signed dword~) main::$0 ← (byte/signed byte/word/signed word/dword/signed dword) 1 + (byte) main::a
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*((byte*) main::screen + (byte/signed byte/word/signed word/dword/signed dword) 2) ← (byte/signed word/word/dword/signed dword~) main::$0
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*((byte*) main::screen + (byte/signed byte/word/signed word/dword/signed dword) 42) ← (byte) main::a
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to:main::@return
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main::@return: scope:[main] from main
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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:@end
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@end: scope:[] from @1
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PROCEDURE MODIFY VARIABLE ANALYSIS
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Completing Phi functions...
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CONTROL FLOW GRAPH SSA WITH ASSIGNMENT CALL & RETURN
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@begin: scope:[] from
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to:@1
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main: scope:[main] from @1
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(byte*) main::screen#0 ← ((byte*)) (word/signed word/dword/signed dword) 1024
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(byte) main::a#0 ← (byte) 'c'
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*((byte*) main::screen#0 + (byte/signed byte/word/signed word/dword/signed dword) 0) ← (byte) main::a#0
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*((byte*) main::screen#0 + (byte/signed byte/word/signed word/dword/signed dword) 40) ← (byte) main::a#0
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*((byte*) main::screen#0 + (byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte) 'm'
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(byte) main::a#1 ← *((byte*) main::screen#0 + (byte/signed byte/word/signed word/dword/signed dword) 1)
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*((byte*) main::screen#0 + (byte/signed byte/word/signed word/dword/signed dword) 41) ← (byte) main::a#1
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(byte) main::a#2 ← (byte) 'l'
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(byte/signed word/word/dword/signed dword~) main::$0 ← (byte/signed byte/word/signed word/dword/signed dword) 1 + (byte) main::a#2
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*((byte*) main::screen#0 + (byte/signed byte/word/signed word/dword/signed dword) 2) ← (byte/signed word/word/dword/signed dword~) main::$0
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*((byte*) main::screen#0 + (byte/signed byte/word/signed word/dword/signed dword) 42) ← (byte) main::a#2
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to:main::@return
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main::@return: scope:[main] from main
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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 param-assignment
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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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(void()) main()
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(byte/signed word/word/dword/signed dword~) main::$0
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(label) main::@return
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(byte) main::a
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(byte) main::a#0
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(byte) main::a#1
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(byte) main::a#2
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(byte*) main::screen
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(byte*) main::screen#0
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OPTIMIZING CONTROL FLOW GRAPH
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Culled Empty Block (label) @2
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Succesful SSA optimization Pass2CullEmptyBlocks
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Constant (const byte*) main::screen#0 = ((byte*))1024
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Constant (const byte) main::a#0 = 'c'
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Constant (const byte) main::a#2 = 'l'
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Succesful SSA optimization Pass2ConstantIdentification
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Constant (const byte/signed word/word/dword/signed dword) main::$0 = 1+main::a#2
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Succesful SSA optimization Pass2ConstantIdentification
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Consolidated array index constant in *(main::screen#0+0)
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Consolidated array index constant in *(main::screen#0+40)
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Consolidated array index constant in *(main::screen#0+1)
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Consolidated array index constant in *(main::screen#0+1)
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Consolidated array index constant in *(main::screen#0+41)
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Consolidated array index constant in *(main::screen#0+2)
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Consolidated array index constant in *(main::screen#0+42)
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Succesful SSA optimization Pass2ConstantAdditionElimination
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OPTIMIZING CONTROL FLOW GRAPH
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Inlining constant with var siblings (const byte) main::a#0
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Inlining constant with different constant siblings (const byte) main::a#0
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Inlining constant with var siblings (const byte) main::a#2
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Inlining constant with different constant siblings (const byte) main::a#2
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Constant inlined main::a#0 = (byte) 'c'
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Constant inlined main::a#2 = (byte) 'l'
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Constant inlined main::$0 = (byte/signed byte/word/signed word/dword/signed dword) 1+(byte) 'l'
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Succesful SSA optimization Pass2ConstantInlining
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Block Sequence Planned @begin @1 @end main main::@return
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Block Sequence Planned @begin @1 @end main main::@return
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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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CALL GRAPH
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Calls in [] to main:2
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Propagating live ranges...
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Propagating live ranges...
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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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Block Sequence Planned @begin @1 @end main main::@return
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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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Propagating live ranges...
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Propagating live ranges...
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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 param-assignment [ ] ( )
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to:@end
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@end: scope:[] from @1
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[3] phi() [ ] ( )
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main: scope:[main] from @1
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[4] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 0) ← (byte) 'c' [ ] ( main:2 [ ] )
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[5] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 40) ← (byte) 'c' [ ] ( main:2 [ ] )
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[6] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte) 'm' [ ] ( main:2 [ ] )
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[7] (byte) main::a#1 ← *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) [ main::a#1 ] ( main:2 [ main::a#1 ] )
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[8] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 41) ← (byte) main::a#1 [ ] ( main:2 [ ] )
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[9] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 2) ← (byte/signed byte/word/signed word/dword/signed dword) 1+(byte) 'l' [ ] ( main:2 [ ] )
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[10] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 42) ← (byte) 'l' [ ] ( main:2 [ ] )
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to:main::@return
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main::@return: scope:[main] from main
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[11] return [ ] ( main:2 [ ] )
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to:@return
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DOMINATORS
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@begin dominated by @begin
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@1 dominated by @1 @begin
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@end dominated by @1 @begin @end
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main dominated by @1 @begin main
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main::@return dominated by main::@return @1 @begin main
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NATURAL LOOPS
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NATURAL LOOPS WITH DEPTH
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Found 0 loops in scope []
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Found 0 loops in scope [main]
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(byte) main::a
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(byte) main::a#1 4.0
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(byte*) main::screen
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Initial phi equivalence classes
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Added variable main::a#1 to zero page equivalence class [ main::a#1 ]
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Complete equivalence classes
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[ main::a#1 ]
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Allocated zp ZP_BYTE:2 [ main::a#1 ]
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INITIAL ASM
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//SEG0 Basic 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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//SEG1 Global Constants & labels
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//SEG2 @begin
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bbegin:
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//SEG3 [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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//SEG4 @1
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b1:
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//SEG5 [2] call main param-assignment [ ] ( )
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jsr main
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//SEG6 [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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//SEG7 @end
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bend:
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//SEG8 main
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main: {
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.label screen = $400
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.label a = 2
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//SEG9 [4] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 0) ← (byte) 'c' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
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lda #'c'
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sta screen+0
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//SEG10 [5] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 40) ← (byte) 'c' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
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lda #'c'
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sta screen+$28
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//SEG11 [6] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte) 'm' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
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lda #'m'
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sta screen+1
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//SEG12 [7] (byte) main::a#1 ← *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) [ main::a#1 ] ( main:2 [ main::a#1 ] ) -- vbuz1=_deref_pbuc1
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lda screen+1
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sta a
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//SEG13 [8] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 41) ← (byte) main::a#1 [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuz1
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lda a
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sta screen+$29
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//SEG14 [9] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 2) ← (byte/signed byte/word/signed word/dword/signed dword) 1+(byte) 'l' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
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lda #1+'l'
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sta screen+2
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//SEG15 [10] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 42) ← (byte) 'l' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
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lda #'l'
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sta screen+$2a
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jmp breturn
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//SEG16 main::@return
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breturn:
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//SEG17 [11] return [ ] ( main:2 [ ] )
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rts
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}
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [4] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 0) ← (byte) 'c' [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [5] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 40) ← (byte) 'c' [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [6] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte) 'm' [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [9] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 2) ← (byte/signed byte/word/signed word/dword/signed dword) 1+(byte) 'l' [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [10] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 42) ← (byte) 'l' [ ] ( main:2 [ ] ) always clobbers reg byte a
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Potential registers zp ZP_BYTE:2 [ main::a#1 ] : zp ZP_BYTE:2 , reg byte a , reg byte x , reg byte y ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 4: zp ZP_BYTE:2 [ main::a#1 ]
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Uplift Scope []
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Uplifting [main] best 59 combination reg byte a [ main::a#1 ]
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Uplifting [] best 59 combination
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ASSEMBLER BEFORE OPTIMIZATION
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//SEG0 Basic 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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//SEG1 Global Constants & labels
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//SEG2 @begin
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bbegin:
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//SEG3 [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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//SEG4 @1
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b1:
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//SEG5 [2] call main param-assignment [ ] ( )
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jsr main
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//SEG6 [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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//SEG7 @end
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bend:
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//SEG8 main
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main: {
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.label screen = $400
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//SEG9 [4] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 0) ← (byte) 'c' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
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lda #'c'
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sta screen+0
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//SEG10 [5] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 40) ← (byte) 'c' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
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lda #'c'
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sta screen+$28
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//SEG11 [6] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte) 'm' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
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lda #'m'
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sta screen+1
|
||||
//SEG12 [7] (byte) main::a#1 ← *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) [ main::a#1 ] ( main:2 [ main::a#1 ] ) -- vbuaa=_deref_pbuc1
|
||||
lda screen+1
|
||||
//SEG13 [8] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 41) ← (byte) main::a#1 [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuaa
|
||||
sta screen+$29
|
||||
//SEG14 [9] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 2) ← (byte/signed byte/word/signed word/dword/signed dword) 1+(byte) 'l' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
|
||||
lda #1+'l'
|
||||
sta screen+2
|
||||
//SEG15 [10] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 42) ← (byte) 'l' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
|
||||
lda #'l'
|
||||
sta screen+$2a
|
||||
jmp breturn
|
||||
//SEG16 main::@return
|
||||
breturn:
|
||||
//SEG17 [11] return [ ] ( main:2 [ ] )
|
||||
rts
|
||||
}
|
||||
|
||||
ASSEMBLER OPTIMIZATIONS
|
||||
Removing instruction jmp b1
|
||||
Removing instruction jmp bend
|
||||
Removing instruction jmp breturn
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
Removing instruction lda #'c'
|
||||
Removing instruction lda screen+1
|
||||
Succesful ASM optimization Pass5UnnecesaryLoadElimination
|
||||
Removing instruction bbegin:
|
||||
Removing instruction b1_from_bbegin:
|
||||
Removing instruction bend_from_b1:
|
||||
Succesful ASM optimization Pass5RedundantLabelElimination
|
||||
Removing instruction b1:
|
||||
Removing instruction bend:
|
||||
Removing instruction breturn:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
|
||||
FINAL SYMBOL TABLE
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(void()) main()
|
||||
(label) main::@return
|
||||
(byte) main::a
|
||||
(byte) main::a#1 reg byte a 4.0
|
||||
(byte*) main::screen
|
||||
(const byte*) main::screen#0 screen = ((byte*))(word/signed word/dword/signed dword) 1024
|
||||
|
||||
reg byte a [ main::a#1 ]
|
||||
|
||||
|
||||
FINAL ASSEMBLER
|
||||
Score: 44
|
||||
|
||||
//SEG0 Basic Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(main)
|
||||
.pc = $80d "Program"
|
||||
//SEG1 Global Constants & labels
|
||||
//SEG2 @begin
|
||||
//SEG3 [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
//SEG4 @1
|
||||
//SEG5 [2] call main param-assignment [ ] ( )
|
||||
jsr main
|
||||
//SEG6 [3] phi from @1 to @end [phi:@1->@end]
|
||||
//SEG7 @end
|
||||
//SEG8 main
|
||||
main: {
|
||||
.label screen = $400
|
||||
//SEG9 [4] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 0) ← (byte) 'c' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
|
||||
lda #'c'
|
||||
sta screen+0
|
||||
//SEG10 [5] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 40) ← (byte) 'c' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
|
||||
sta screen+$28
|
||||
//SEG11 [6] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte) 'm' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
|
||||
lda #'m'
|
||||
sta screen+1
|
||||
//SEG12 [7] (byte) main::a#1 ← *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 1) [ main::a#1 ] ( main:2 [ main::a#1 ] ) -- vbuaa=_deref_pbuc1
|
||||
//SEG13 [8] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 41) ← (byte) main::a#1 [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuaa
|
||||
sta screen+$29
|
||||
//SEG14 [9] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 2) ← (byte/signed byte/word/signed word/dword/signed dword) 1+(byte) 'l' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
|
||||
lda #1+'l'
|
||||
sta screen+2
|
||||
//SEG15 [10] *((const byte*) main::screen#0+(byte/signed byte/word/signed word/dword/signed dword) 42) ← (byte) 'l' [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuc2
|
||||
lda #'l'
|
||||
sta screen+$2a
|
||||
//SEG16 main::@return
|
||||
//SEG17 [11] return [ ] ( main:2 [ ] )
|
||||
rts
|
||||
}
|
||||
|
||||
@ -0,0 +1,11 @@
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(void()) main()
|
||||
(label) main::@return
|
||||
(byte) main::a
|
||||
(byte) main::a#1 reg byte a 4.0
|
||||
(byte*) main::screen
|
||||
(const byte*) main::screen#0 screen = ((byte*))(word/signed word/dword/signed dword) 1024
|
||||
|
||||
reg byte a [ main::a#1 ]
|
||||
Loading…
Reference in New Issue
Block a user