mirror of
https://gitlab.com/camelot/kickc.git
synced 2025-04-03 08:30:49 +00:00
Added test copying struct value into array.
This commit is contained in:
jespergravgaard
parent
2ebf7b698b
commit
ae79e813a2
@ -1153,6 +1153,11 @@ public class TestPrograms {
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assertError("struct-err-0", "Unknown struct type");
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}
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@Test
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public void testStruct42() throws IOException, URISyntaxException {
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compileAndCompare("struct-42");
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}
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@Test
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public void testStruct41() throws IOException, URISyntaxException {
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compileAndCompare("struct-41");
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17
src/test/kc/struct-42.kc
Normal file
17
src/test/kc/struct-42.kc
Normal file
@ -0,0 +1,17 @@
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// Minimal struct with C-Standard behavior - copying into a struct array
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struct Point {
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char x;
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char y;
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};
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struct Point[3] points;
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const char* SCREEN = 0x0400;
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void main() {
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for( char i: 0..2)
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points[i] = { 2, 3 };
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SCREEN[0] = points[2].x;
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SCREEN[1] = points[2].y;
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}
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35
src/test/ref/struct-42.asm
Normal file
35
src/test/ref/struct-42.asm
Normal file
@ -0,0 +1,35 @@
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// Minimal struct with C-Standard behavior - copying into a struct array
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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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.const SIZEOF_STRUCT_POINT = 2
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.const OFFSET_STRUCT_POINT_Y = 1
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main: {
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.label i = 2
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lda #0
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sta.z i
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__b1:
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lda.z i
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asl
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tax
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ldy #0
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!:
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lda __0,y
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sta points,x
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inx
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iny
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cpy #SIZEOF_STRUCT_POINT
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bne !-
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inc.z i
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lda #3
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cmp.z i
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bne __b1
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lda points+2*SIZEOF_STRUCT_POINT
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sta SCREEN
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lda points+OFFSET_STRUCT_POINT_Y+2*SIZEOF_STRUCT_POINT
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sta SCREEN+1
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rts
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}
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points: .fill 2*3, 0
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__0: .byte 2, 3
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28
src/test/ref/struct-42.cfg
Normal file
28
src/test/ref/struct-42.cfg
Normal file
@ -0,0 +1,28 @@
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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] phi()
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to:main::@1
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main::@1: scope:[main] from main main::@1
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[5] (byte) main::i#2 ← phi( main/(byte) 0 main::@1/(byte) main::i#1 )
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[6] (byte~) main::$1 ← (byte) main::i#2 << (byte) 1
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[7] *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
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[8] (byte) main::i#1 ← ++ (byte) main::i#2
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[9] if((byte) main::i#1!=(byte) 3) goto main::@1
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to:main::@2
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main::@2: scope:[main] from main::@1
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[10] *((const byte*) SCREEN) ← *((byte*)(const struct Point*) points+(byte) 2*(const byte) SIZEOF_STRUCT_POINT)
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[11] *((const byte*) SCREEN+(byte) 1) ← *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y+(byte) 2*(const byte) SIZEOF_STRUCT_POINT)
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to:main::@return
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main::@return: scope:[main] from main::@2
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[12] return
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to:@return
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510
src/test/ref/struct-42.log
Normal file
510
src/test/ref/struct-42.log
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@ -0,0 +1,510 @@
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Fixing pointer array-indexing *((const struct Point*) points + (byte) main::i)
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Fixing pointer array-indexing *((const struct Point*) points + (number) 2)
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Fixing pointer array-indexing *((const struct Point*) points + (number) 2)
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Constantified RValue *((const struct Point*) points + (byte~) main::$1) ← { x: (byte) 2, y: (byte) 3 }
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Adding struct value member variable copy *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
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Rewriting struct pointer member access *((const struct Point*) points + (number~) main::$2).x
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Rewriting struct pointer member access *((const struct Point*) points + (number~) main::$3).y
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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::i#0 ← (byte) 0
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to:main::@1
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main::@1: scope:[main] from main main::@1
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(byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
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(byte~) main::$1 ← (byte) main::i#2 * (const byte) SIZEOF_STRUCT_POINT
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*((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
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(byte) main::i#1 ← (byte) main::i#2 + rangenext(0,2)
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(bool~) main::$0 ← (byte) main::i#1 != rangelast(0,2)
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if((bool~) main::$0) goto main::@1
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to:main::@2
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main::@2: scope:[main] from main::@1
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(number~) main::$2 ← (number) 2 * (const byte) SIZEOF_STRUCT_POINT
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(byte*~) main::$4 ← (byte*)(const struct Point*) points + (const byte) OFFSET_STRUCT_POINT_X
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*((const byte*) SCREEN + (number) 0) ← *((byte*~) main::$4 + (number~) main::$2)
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(number~) main::$3 ← (number) 2 * (const byte) SIZEOF_STRUCT_POINT
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(byte*~) main::$5 ← (byte*)(const struct Point*) points + (const byte) OFFSET_STRUCT_POINT_Y
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*((const byte*) SCREEN + (number) 1) ← *((byte*~) main::$5 + (number~) main::$3)
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to:main::@return
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main::@return: scope:[main] from main::@2
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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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(const struct Point) $0 = { x: (byte) 2, y: (byte) 3 }
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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_POINT_X = (byte) 0
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(const byte) OFFSET_STRUCT_POINT_Y = (byte) 1
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(byte) Point::x
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(byte) Point::y
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(const byte*) SCREEN = (byte*)(number) $400
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(const byte) SIZEOF_STRUCT_POINT = (byte) 2
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(void()) main()
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(bool~) main::$0
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(byte~) main::$1
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(number~) main::$2
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(number~) main::$3
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(byte*~) main::$4
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(byte*~) main::$5
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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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(const struct Point*) points[(number) 3] = { fill( 3, 0) }
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Adding number conversion cast (unumber) 2 in (number~) main::$2 ← (number) 2 * (const byte) SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$2 in (number~) main::$2 ← (unumber)(number) 2 * (const byte) SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 0 in *((const byte*) SCREEN + (number) 0) ← *((byte*~) main::$4 + (unumber~) main::$2)
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Adding number conversion cast (unumber) 2 in (number~) main::$3 ← (number) 2 * (const byte) SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) main::$3 in (number~) main::$3 ← (unumber)(number) 2 * (const byte) SIZEOF_STRUCT_POINT
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Adding number conversion cast (unumber) 1 in *((const byte*) SCREEN + (number) 1) ← *((byte*~) main::$5 + (unumber~) main::$3)
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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 2
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Simplifying constant integer cast 0
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Simplifying constant integer cast 2
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Simplifying constant integer cast 1
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) 2
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) 2
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Finalized unsigned number type (byte) 1
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inferred type updated to byte in (unumber~) main::$2 ← (byte) 2 * (const byte) SIZEOF_STRUCT_POINT
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Inferred type updated to byte in (unumber~) main::$3 ← (byte) 2 * (const byte) SIZEOF_STRUCT_POINT
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Simple Condition (bool~) main::$0 [6] if((byte) main::i#1!=rangelast(0,2)) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant right-side identified [7] (byte~) main::$2 ← (byte) 2 * (const byte) SIZEOF_STRUCT_POINT
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Constant right-side identified [8] (byte*~) main::$4 ← (byte*)(const struct Point*) points + (const byte) OFFSET_STRUCT_POINT_X
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Constant right-side identified [10] (byte~) main::$3 ← (byte) 2 * (const byte) SIZEOF_STRUCT_POINT
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Constant right-side identified [11] (byte*~) main::$5 ← (byte*)(const struct Point*) points + (const byte) OFFSET_STRUCT_POINT_Y
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const byte) main::i#0 = 0
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Constant (const byte) main::$2 = 2*SIZEOF_STRUCT_POINT
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Constant (const byte*) main::$4 = (byte*)points+OFFSET_STRUCT_POINT_X
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Constant (const byte) main::$3 = 2*SIZEOF_STRUCT_POINT
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Constant (const byte*) main::$5 = (byte*)points+OFFSET_STRUCT_POINT_Y
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Successful SSA optimization Pass2ConstantIdentification
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Resolved ranged next value [4] main::i#1 ← ++ main::i#2 to ++
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Resolved ranged comparison value [6] if(main::i#1!=rangelast(0,2)) goto main::@1 to (number) 3
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Simplifying expression containing zero (byte*)points in
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Simplifying expression containing zero SCREEN in [9] *((const byte*) SCREEN + (byte) 0) ← *((const byte*) main::$4 + (const byte) main::$2)
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Successful SSA optimization PassNSimplifyExpressionWithZero
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Eliminating unused constant (const byte) OFFSET_STRUCT_POINT_X
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Successful SSA optimization PassNEliminateUnusedVars
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Adding number conversion cast (unumber) 3 in if((byte) main::i#1!=(number) 3) goto main::@1
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant integer cast 3
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) 3
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Rewriting multiplication to use shift [1] (byte~) main::$1 ← (byte) main::i#2 * (const byte) SIZEOF_STRUCT_POINT
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Successful SSA optimization Pass2MultiplyToShiftRewriting
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Inlining constant with var siblings (const byte) main::i#0
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Constant inlined main::$5 = (byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y
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Constant inlined main::i#0 = (byte) 0
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Constant inlined main::$3 = (byte) 2*(const byte) SIZEOF_STRUCT_POINT
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Constant inlined main::$4 = (byte*)(const struct Point*) points
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Constant inlined main::$2 = (byte) 2*(const byte) SIZEOF_STRUCT_POINT
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Successful SSA optimization Pass2ConstantInlining
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Consolidated array index constant in *((byte*)points+2*SIZEOF_STRUCT_POINT)
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Consolidated array index constant in *((byte*)points+OFFSET_STRUCT_POINT_Y+2*SIZEOF_STRUCT_POINT)
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Consolidated array index constant in *(SCREEN+1)
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Successful SSA optimization Pass2ConstantAdditionElimination
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Added new block during phi lifting main::@3(between main::@1 and 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 @2
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Adding NOP phi() at start of @end
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Adding NOP phi() at start of main
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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 [14] main::i#3 ← 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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Culled Empty Block (label) main::@3
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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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Adding NOP phi() at start of main
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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] phi()
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to:main::@1
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main::@1: scope:[main] from main main::@1
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[5] (byte) main::i#2 ← phi( main/(byte) 0 main::@1/(byte) main::i#1 )
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[6] (byte~) main::$1 ← (byte) main::i#2 << (byte) 1
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[7] *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
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[8] (byte) main::i#1 ← ++ (byte) main::i#2
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[9] if((byte) main::i#1!=(byte) 3) goto main::@1
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to:main::@2
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main::@2: scope:[main] from main::@1
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[10] *((const byte*) SCREEN) ← *((byte*)(const struct Point*) points+(byte) 2*(const byte) SIZEOF_STRUCT_POINT)
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[11] *((const byte*) SCREEN+(byte) 1) ← *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y+(byte) 2*(const byte) SIZEOF_STRUCT_POINT)
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to:main::@return
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main::@return: scope:[main] from main::@2
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[12] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(byte) Point::x
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(byte) Point::y
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(void()) main()
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(byte~) main::$1 22.0
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(byte) main::i
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(byte) main::i#1 16.5
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(byte) main::i#2 11.0
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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::$1 to live range equivalence class [ main::$1 ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::$1 ]
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Allocated zp[1]:2 [ main::i#2 main::i#1 ]
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Allocated zp[1]:3 [ main::$1 ]
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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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// Minimal struct with C-Standard behavior - copying into a struct array
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// Upstart
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.pc = $801 "Basic"
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:BasicUpstart(__bbegin)
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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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.const SIZEOF_STRUCT_POINT = 2
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.const OFFSET_STRUCT_POINT_Y = 1
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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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// [4] phi from @1 to main [phi:@1->main]
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main_from___b1:
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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 __1 = 3
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.label i = 2
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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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// [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
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__b1_from___b1:
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#0] -- register_copy
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jmp __b1
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// main::@1
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__b1:
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// [6] (byte~) main::$1 ← (byte) main::i#2 << (byte) 1 -- vbuz1=vbuz2_rol_1
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lda.z i
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asl
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sta.z __1
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// [7] *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT) -- pssc1_derefidx_vbuz1=_deref_pssc2_memcpy_vbuc3
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ldx.z __1
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ldy #0
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!:
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lda __0,y
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sta points,x
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inx
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iny
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cpy #SIZEOF_STRUCT_POINT
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bne !-
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// [8] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
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inc.z i
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// [9] if((byte) main::i#1!=(byte) 3) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
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lda #3
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cmp.z i
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bne __b1_from___b1
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jmp __b2
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// main::@2
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__b2:
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// [10] *((const byte*) SCREEN) ← *((byte*)(const struct Point*) points+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) -- _deref_pbuc1=_deref_pbuc2
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lda points+2*SIZEOF_STRUCT_POINT
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sta SCREEN
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// [11] *((const byte*) SCREEN+(byte) 1) ← *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) -- _deref_pbuc1=_deref_pbuc2
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lda points+OFFSET_STRUCT_POINT_Y+2*SIZEOF_STRUCT_POINT
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sta SCREEN+1
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jmp __breturn
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// main::@return
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__breturn:
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||||
// [12] return
|
||||
rts
|
||||
}
|
||||
// File Data
|
||||
points: .fill 2*3, 0
|
||||
__0: .byte 2, 3
|
||||
|
||||
REGISTER UPLIFT POTENTIAL REGISTERS
|
||||
Statement [6] (byte~) main::$1 ← (byte) main::i#2 << (byte) 1 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) always clobbers reg byte a
|
||||
Removing always clobbered register reg byte a as potential for zp[1]:2 [ main::i#2 main::i#1 ]
|
||||
Statement [7] *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT) [ main::i#2 ] ( main:2 [ main::i#2 ] ) always clobbers reg byte a reg byte x reg byte y
|
||||
Removing always clobbered register reg byte x as potential for zp[1]:2 [ main::i#2 main::i#1 ]
|
||||
Removing always clobbered register reg byte y as potential for zp[1]:2 [ main::i#2 main::i#1 ]
|
||||
Statement [9] if((byte) main::i#1!=(byte) 3) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) always clobbers reg byte a
|
||||
Statement [10] *((const byte*) SCREEN) ← *((byte*)(const struct Point*) points+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) [ ] ( main:2 [ ] ) always clobbers reg byte a
|
||||
Statement [11] *((const byte*) SCREEN+(byte) 1) ← *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) [ ] ( main:2 [ ] ) always clobbers reg byte a
|
||||
Statement [6] (byte~) main::$1 ← (byte) main::i#2 << (byte) 1 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) always clobbers reg byte a
|
||||
Statement [7] *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT) [ main::i#2 ] ( main:2 [ main::i#2 ] ) always clobbers reg byte a reg byte x reg byte y
|
||||
Statement [9] if((byte) main::i#1!=(byte) 3) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) always clobbers reg byte a
|
||||
Statement [10] *((const byte*) SCREEN) ← *((byte*)(const struct Point*) points+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) [ ] ( main:2 [ ] ) always clobbers reg byte a
|
||||
Statement [11] *((const byte*) SCREEN+(byte) 1) ← *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) [ ] ( main:2 [ ] ) always clobbers reg byte a
|
||||
Potential registers zp[1]:2 [ main::i#2 main::i#1 ] : zp[1]:2 ,
|
||||
Potential registers zp[1]:3 [ main::$1 ] : zp[1]:3 , reg byte a , reg byte x , reg byte y ,
|
||||
|
||||
REGISTER UPLIFT SCOPES
|
||||
Uplift Scope [main] 27.5: zp[1]:2 [ main::i#2 main::i#1 ] 22: zp[1]:3 [ main::$1 ]
|
||||
Uplift Scope [Point]
|
||||
Uplift Scope []
|
||||
|
||||
Uplifting [main] best 572 combination zp[1]:2 [ main::i#2 main::i#1 ] reg byte a [ main::$1 ]
|
||||
Uplifting [Point] best 572 combination
|
||||
Uplifting [] best 572 combination
|
||||
Attempting to uplift remaining variables inzp[1]:2 [ main::i#2 main::i#1 ]
|
||||
Uplifting [main] best 572 combination zp[1]:2 [ main::i#2 main::i#1 ]
|
||||
|
||||
ASSEMBLER BEFORE OPTIMIZATION
|
||||
// File Comments
|
||||
// Minimal struct with C-Standard behavior - copying into a struct array
|
||||
// Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(__bbegin)
|
||||
.pc = $80d "Program"
|
||||
// Global Constants & labels
|
||||
.label SCREEN = $400
|
||||
.const SIZEOF_STRUCT_POINT = 2
|
||||
.const OFFSET_STRUCT_POINT_Y = 1
|
||||
// @begin
|
||||
__bbegin:
|
||||
// [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
__b1_from___bbegin:
|
||||
jmp __b1
|
||||
// @1
|
||||
__b1:
|
||||
// [2] call main
|
||||
// [4] phi from @1 to main [phi:@1->main]
|
||||
main_from___b1:
|
||||
jsr main
|
||||
// [3] phi from @1 to @end [phi:@1->@end]
|
||||
__bend_from___b1:
|
||||
jmp __bend
|
||||
// @end
|
||||
__bend:
|
||||
// main
|
||||
main: {
|
||||
.label i = 2
|
||||
// [5] phi from main to main::@1 [phi:main->main::@1]
|
||||
__b1_from_main:
|
||||
// [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
|
||||
lda #0
|
||||
sta.z i
|
||||
jmp __b1
|
||||
// [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
|
||||
__b1_from___b1:
|
||||
// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#0] -- register_copy
|
||||
jmp __b1
|
||||
// main::@1
|
||||
__b1:
|
||||
// [6] (byte~) main::$1 ← (byte) main::i#2 << (byte) 1 -- vbuaa=vbuz1_rol_1
|
||||
lda.z i
|
||||
asl
|
||||
// [7] *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT) -- pssc1_derefidx_vbuaa=_deref_pssc2_memcpy_vbuc3
|
||||
tax
|
||||
ldy #0
|
||||
!:
|
||||
lda __0,y
|
||||
sta points,x
|
||||
inx
|
||||
iny
|
||||
cpy #SIZEOF_STRUCT_POINT
|
||||
bne !-
|
||||
// [8] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
|
||||
inc.z i
|
||||
// [9] if((byte) main::i#1!=(byte) 3) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
|
||||
lda #3
|
||||
cmp.z i
|
||||
bne __b1_from___b1
|
||||
jmp __b2
|
||||
// main::@2
|
||||
__b2:
|
||||
// [10] *((const byte*) SCREEN) ← *((byte*)(const struct Point*) points+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) -- _deref_pbuc1=_deref_pbuc2
|
||||
lda points+2*SIZEOF_STRUCT_POINT
|
||||
sta SCREEN
|
||||
// [11] *((const byte*) SCREEN+(byte) 1) ← *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) -- _deref_pbuc1=_deref_pbuc2
|
||||
lda points+OFFSET_STRUCT_POINT_Y+2*SIZEOF_STRUCT_POINT
|
||||
sta SCREEN+1
|
||||
jmp __breturn
|
||||
// main::@return
|
||||
__breturn:
|
||||
// [12] return
|
||||
rts
|
||||
}
|
||||
// File Data
|
||||
points: .fill 2*3, 0
|
||||
__0: .byte 2, 3
|
||||
|
||||
ASSEMBLER OPTIMIZATIONS
|
||||
Removing instruction jmp __b1
|
||||
Removing instruction jmp __bend
|
||||
Removing instruction jmp __b1
|
||||
Removing instruction jmp __b2
|
||||
Removing instruction jmp __breturn
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
Replacing label __bbegin with __b1
|
||||
Replacing label __b1_from___b1 with __b1
|
||||
Removing instruction __bbegin:
|
||||
Removing instruction __b1_from___bbegin:
|
||||
Removing instruction main_from___b1:
|
||||
Removing instruction __bend_from___b1:
|
||||
Removing instruction __b1_from___b1:
|
||||
Succesful ASM optimization Pass5RedundantLabelElimination
|
||||
Removing instruction __bend:
|
||||
Removing instruction __b1_from_main:
|
||||
Removing instruction __b2:
|
||||
Removing instruction __breturn:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
Updating BasicUpstart to call main directly
|
||||
Removing instruction jsr main
|
||||
Succesful ASM optimization Pass5SkipBegin
|
||||
Removing instruction jmp __b1
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
Removing instruction __b1:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
|
||||
FINAL SYMBOL TABLE
|
||||
(const struct Point) $0 = { x: (byte) 2, y: (byte) 3 }
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(const byte) OFFSET_STRUCT_POINT_Y = (byte) 1
|
||||
(byte) Point::x
|
||||
(byte) Point::y
|
||||
(const byte*) SCREEN = (byte*) 1024
|
||||
(const byte) SIZEOF_STRUCT_POINT = (byte) 2
|
||||
(void()) main()
|
||||
(byte~) main::$1 reg byte a 22.0
|
||||
(label) main::@1
|
||||
(label) main::@2
|
||||
(label) main::@return
|
||||
(byte) main::i
|
||||
(byte) main::i#1 i zp[1]:2 16.5
|
||||
(byte) main::i#2 i zp[1]:2 11.0
|
||||
(const struct Point*) points[(number) 3] = { fill( 3, 0) }
|
||||
|
||||
zp[1]:2 [ main::i#2 main::i#1 ]
|
||||
reg byte a [ main::$1 ]
|
||||
|
||||
|
||||
FINAL ASSEMBLER
|
||||
Score: 467
|
||||
|
||||
// File Comments
|
||||
// Minimal struct with C-Standard behavior - copying into a struct array
|
||||
// Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(main)
|
||||
.pc = $80d "Program"
|
||||
// Global Constants & labels
|
||||
.label SCREEN = $400
|
||||
.const SIZEOF_STRUCT_POINT = 2
|
||||
.const OFFSET_STRUCT_POINT_Y = 1
|
||||
// @begin
|
||||
// [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
// @1
|
||||
// [2] call main
|
||||
// [4] phi from @1 to main [phi:@1->main]
|
||||
// [3] phi from @1 to @end [phi:@1->@end]
|
||||
// @end
|
||||
// main
|
||||
main: {
|
||||
.label i = 2
|
||||
// [5] phi from main to main::@1 [phi:main->main::@1]
|
||||
// [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
|
||||
lda #0
|
||||
sta.z i
|
||||
// [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
|
||||
// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#0] -- register_copy
|
||||
// main::@1
|
||||
__b1:
|
||||
// points[i] = { 2, 3 }
|
||||
// [6] (byte~) main::$1 ← (byte) main::i#2 << (byte) 1 -- vbuaa=vbuz1_rol_1
|
||||
lda.z i
|
||||
asl
|
||||
// [7] *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT) -- pssc1_derefidx_vbuaa=_deref_pssc2_memcpy_vbuc3
|
||||
tax
|
||||
ldy #0
|
||||
!:
|
||||
lda __0,y
|
||||
sta points,x
|
||||
inx
|
||||
iny
|
||||
cpy #SIZEOF_STRUCT_POINT
|
||||
bne !-
|
||||
// for( char i: 0..2)
|
||||
// [8] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
|
||||
inc.z i
|
||||
// [9] if((byte) main::i#1!=(byte) 3) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
|
||||
lda #3
|
||||
cmp.z i
|
||||
bne __b1
|
||||
// main::@2
|
||||
// SCREEN[0] = points[2].x
|
||||
// [10] *((const byte*) SCREEN) ← *((byte*)(const struct Point*) points+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) -- _deref_pbuc1=_deref_pbuc2
|
||||
lda points+2*SIZEOF_STRUCT_POINT
|
||||
sta SCREEN
|
||||
// SCREEN[1] = points[2].y
|
||||
// [11] *((const byte*) SCREEN+(byte) 1) ← *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y+(byte) 2*(const byte) SIZEOF_STRUCT_POINT) -- _deref_pbuc1=_deref_pbuc2
|
||||
lda points+OFFSET_STRUCT_POINT_Y+2*SIZEOF_STRUCT_POINT
|
||||
sta SCREEN+1
|
||||
// main::@return
|
||||
// }
|
||||
// [12] return
|
||||
rts
|
||||
}
|
||||
// File Data
|
||||
points: .fill 2*3, 0
|
||||
__0: .byte 2, 3
|
||||
|
||||
21
src/test/ref/struct-42.sym
Normal file
21
src/test/ref/struct-42.sym
Normal file
@ -0,0 +1,21 @@
|
||||
(const struct Point) $0 = { x: (byte) 2, y: (byte) 3 }
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(const byte) OFFSET_STRUCT_POINT_Y = (byte) 1
|
||||
(byte) Point::x
|
||||
(byte) Point::y
|
||||
(const byte*) SCREEN = (byte*) 1024
|
||||
(const byte) SIZEOF_STRUCT_POINT = (byte) 2
|
||||
(void()) main()
|
||||
(byte~) main::$1 reg byte a 22.0
|
||||
(label) main::@1
|
||||
(label) main::@2
|
||||
(label) main::@return
|
||||
(byte) main::i
|
||||
(byte) main::i#1 i zp[1]:2 16.5
|
||||
(byte) main::i#2 i zp[1]:2 11.0
|
||||
(const struct Point*) points[(number) 3] = { fill( 3, 0) }
|
||||
|
||||
zp[1]:2 [ main::i#2 main::i#1 ]
|
||||
reg byte a [ main::$1 ]
|
||||
Loading…
x
Reference in New Issue
Block a user