mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-10-21 02:24:34 +00:00
497 lines
14 KiB
Plaintext
497 lines
14 KiB
Plaintext
Warning! Adding boolean cast to non-boolean condition *((byte[]) MESSAGE + (byte) main::i)
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Culled Empty Block (label) main::@4
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Culled Empty Block (label) main::@3
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Culled Empty Block (label) main::@5
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Culled Empty Block (label) main::@6
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Culled Empty Block (label) @1
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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(byte[]) MESSAGE#0 ← (const string) $0
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(byte*) memA#0 ← ((byte*)) (number) $ff
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to:@2
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main: scope:[main] from @2
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(byte) main::i#0 ← (number) 0
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to:main::@1
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main::@1: scope:[main] from main main::@7
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(byte) main::i#2 ← phi( main/(byte) main::i#0 main::@7/(byte) main::i#1 )
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(bool~) main::$1 ← (number) 0 != *((byte[]) MESSAGE#0 + (byte) main::i#2)
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if((bool~) main::$1) goto main::@2
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to:main::@return
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main::@2: scope:[main] from main::@1
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(byte) main::i#3 ← phi( main::@1/(byte) main::i#2 )
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(byte) chrout::c#0 ← *((byte[]) MESSAGE#0 + (byte) main::i#3)
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call chrout
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to:main::@7
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main::@7: scope:[main] from main::@2
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(byte) main::i#4 ← phi( main::@2/(byte) main::i#3 )
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(byte) main::i#1 ← ++ (byte) main::i#4
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to:main::@1
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main::@return: scope:[main] from main::@1
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return
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to:@return
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chrout: scope:[chrout] from main::@2
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(byte) chrout::c#1 ← phi( main::@2/(byte) chrout::c#0 )
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*((byte*) memA#0) ← (byte) chrout::c#1
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asm { ldamemA jsr$ffd2 }
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to:chrout::@return
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chrout::@return: scope:[chrout] from chrout
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return
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to:@return
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@2: scope:[] from @begin
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call main
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to:@3
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@3: scope:[] from @2
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to:@end
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@end: scope:[] from @3
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SYMBOL TABLE SSA
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(const string) $0 = (string) "hello
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world\"pm
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(label) @2
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(label) @3
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(label) @begin
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(label) @end
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(byte[]) MESSAGE
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(byte[]) MESSAGE#0
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(void()) chrout((byte) chrout::c)
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(label) chrout::@return
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(byte) chrout::c
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(byte) chrout::c#0
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(byte) chrout::c#1
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(void()) main()
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(bool~) main::$1
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(label) main::@1
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(label) main::@2
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(label) main::@7
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(label) main::@return
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(byte) main::i
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(byte) main::i#0
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(byte) main::i#1
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(byte) main::i#2
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(byte) main::i#3
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(byte) main::i#4
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(byte*) memA
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(byte*) memA#0
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Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
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Adding number conversion cast (unumber) 0 in (bool~) main::$1 ← (number) 0 != *((byte[]) MESSAGE#0 + (byte) main::i#2)
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (byte*) memA#0 ← (byte*)(number) $ff
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Inlining cast (byte) main::i#0 ← (unumber)(number) 0
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (byte*) 255
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Simplifying constant integer cast 0
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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 (byte) 0
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Finalized unsigned number type (byte) 0
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias (byte) main::i#2 = (byte) main::i#3 (byte) main::i#4
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Successful SSA optimization Pass2AliasElimination
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Identical Phi Values (byte) chrout::c#1 (byte) chrout::c#0
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Successful SSA optimization Pass2IdenticalPhiElimination
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Simple Condition (bool~) main::$1 [5] if((byte) 0!=*((byte[]) MESSAGE#0 + (byte) main::i#2)) goto main::@2
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte[]) MESSAGE#0 = $0
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Constant (const byte*) memA#0 = (byte*) 255
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Constant (const byte) main::i#0 = 0
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Successful SSA optimization Pass2ConstantIdentification
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Inlining constant with var siblings (const byte) main::i#0
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Constant inlined $0 = (const byte[]) MESSAGE#0
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Constant inlined main::i#0 = (byte) 0
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Successful SSA optimization Pass2ConstantInlining
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @2
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Adding NOP phi() at start of @3
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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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Calls in [main] to chrout:10
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Created 1 initial phi equivalence classes
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Coalesced [12] main::i#5 ← main::i#1
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Coalesced down to 1 phi equivalence classes
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Culled Empty Block (label) @3
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Renumbering block @2 to @1
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Renumbering block main::@7 to 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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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::@3
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[5] (byte) main::i#2 ← phi( main/(byte) 0 main::@3/(byte) main::i#1 )
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[6] if((byte) 0!=*((const byte[]) MESSAGE#0 + (byte) main::i#2)) goto main::@2
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to:main::@return
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main::@return: scope:[main] from main::@1
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[7] return
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to:@return
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main::@2: scope:[main] from main::@1
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[8] (byte) chrout::c#0 ← *((const byte[]) MESSAGE#0 + (byte) main::i#2)
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[9] call chrout
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to:main::@3
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main::@3: scope:[main] from main::@2
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[10] (byte) main::i#1 ← ++ (byte) main::i#2
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to:main::@1
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chrout: scope:[chrout] from main::@2
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[11] *((const byte*) memA#0) ← (byte) chrout::c#0
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asm { ldamemA jsr$ffd2 }
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to:chrout::@return
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chrout::@return: scope:[chrout] from chrout
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[13] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(byte[]) MESSAGE
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(void()) chrout((byte) chrout::c)
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(byte) chrout::c
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(byte) chrout::c#0 13.0
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(void()) main()
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(byte) main::i
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(byte) main::i#1 22.0
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(byte) main::i#2 11.0
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(byte*) memA
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Initial phi equivalence classes
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[ main::i#2 main::i#1 ]
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Added variable chrout::c#0 to zero page equivalence class [ chrout::c#0 ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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[ chrout::c#0 ]
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Allocated zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Allocated zp ZP_BYTE:3 [ chrout::c#0 ]
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INITIAL ASM
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Target platform is c64basic / MOS6502X
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// File Comments
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// Test using some simple supported string escape characters in PETSCII
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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 memA = $ff
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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 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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// main::@1
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b1:
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// [6] if((byte) 0!=*((const byte[]) MESSAGE#0 + (byte) main::i#2)) goto main::@2 -- vbuc1_neq_pbuc2_derefidx_vbuz1_then_la1
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lda #0
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ldy.z i
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cmp MESSAGE,y
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bne b2
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jmp breturn
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// main::@return
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breturn:
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// [7] return
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rts
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// main::@2
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b2:
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// [8] (byte) chrout::c#0 ← *((const byte[]) MESSAGE#0 + (byte) main::i#2) -- vbuz1=pbuc1_derefidx_vbuz2
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ldy.z i
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lda MESSAGE,y
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sta.z chrout.c
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// [9] call chrout
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jsr chrout
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jmp b3
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// main::@3
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b3:
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// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
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inc.z i
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// [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
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b1_from_b3:
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@3->main::@1#0] -- register_copy
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jmp b1
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}
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// chrout
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// chrout(byte zeropage(3) c)
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chrout: {
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.label c = 3
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// [11] *((const byte*) memA#0) ← (byte) chrout::c#0 -- _deref_pbuc1=vbuz1
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lda.z c
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sta memA
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// asm { ldamemA jsr$ffd2 }
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lda memA
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jsr $ffd2
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jmp breturn
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// chrout::@return
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breturn:
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// [13] return
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rts
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}
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// File Data
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.encoding "petscii_mixed"
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MESSAGE: .text @"hello\nworld\\"
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.byte 0
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [6] if((byte) 0!=*((const byte[]) MESSAGE#0 + (byte) main::i#2)) goto main::@2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Statement asm { ldamemA jsr$ffd2 } always clobbers reg byte a reg byte x reg byte y
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Removing always clobbered register reg byte x as potential for zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Removing always clobbered register reg byte y as potential for zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Statement [6] if((byte) 0!=*((const byte[]) MESSAGE#0 + (byte) main::i#2)) goto main::@2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) always clobbers reg byte a reg byte y
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Statement [8] (byte) chrout::c#0 ← *((const byte[]) MESSAGE#0 + (byte) main::i#2) [ main::i#2 chrout::c#0 ] ( main:2 [ main::i#2 chrout::c#0 ] ) always clobbers reg byte y
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Statement asm { ldamemA jsr$ffd2 } always clobbers reg byte a reg byte x reg byte y
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Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 ,
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Potential registers zp ZP_BYTE:3 [ chrout::c#0 ] : zp ZP_BYTE:3 , reg byte a , reg byte x , reg byte y ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 33: zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Uplift Scope [chrout] 13: zp ZP_BYTE:3 [ chrout::c#0 ]
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Uplift Scope []
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Uplifting [main] best 549 combination zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Uplifting [chrout] best 516 combination reg byte a [ chrout::c#0 ]
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Uplifting [] best 516 combination
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Attempting to uplift remaining variables inzp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Uplifting [main] best 516 combination zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Test using some simple supported string escape characters in PETSCII
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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 memA = $ff
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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 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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// main::@1
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b1:
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// [6] if((byte) 0!=*((const byte[]) MESSAGE#0 + (byte) main::i#2)) goto main::@2 -- vbuc1_neq_pbuc2_derefidx_vbuz1_then_la1
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lda #0
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ldy.z i
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cmp MESSAGE,y
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bne b2
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jmp breturn
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// main::@return
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breturn:
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// [7] return
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rts
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// main::@2
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b2:
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// [8] (byte) chrout::c#0 ← *((const byte[]) MESSAGE#0 + (byte) main::i#2) -- vbuaa=pbuc1_derefidx_vbuz1
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ldy.z i
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lda MESSAGE,y
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// [9] call chrout
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jsr chrout
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jmp b3
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// main::@3
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b3:
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// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
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inc.z i
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// [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
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b1_from_b3:
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@3->main::@1#0] -- register_copy
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jmp b1
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}
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// chrout
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// chrout(byte register(A) c)
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chrout: {
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// [11] *((const byte*) memA#0) ← (byte) chrout::c#0 -- _deref_pbuc1=vbuaa
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sta memA
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// asm { ldamemA jsr$ffd2 }
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lda memA
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jsr $ffd2
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jmp breturn
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// chrout::@return
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breturn:
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// [13] return
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rts
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}
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// File Data
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.encoding "petscii_mixed"
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MESSAGE: .text @"hello\nworld\\"
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.byte 0
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp b1
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Removing instruction jmp bend
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Removing instruction jmp b1
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Removing instruction jmp breturn
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Removing instruction jmp b3
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Removing instruction jmp breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Removing instruction lda memA
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Succesful ASM optimization Pass5UnnecesaryLoadElimination
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Removing instruction b1_from_bbegin:
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Removing instruction b1:
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Removing instruction main_from_b1:
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Removing instruction bend_from_b1:
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Succesful ASM optimization Pass5RedundantLabelElimination
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Removing instruction bend:
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Removing instruction b1_from_main:
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Removing instruction breturn:
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Removing instruction b3:
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Removing instruction b1_from_b3:
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Removing instruction breturn:
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Succesful ASM optimization Pass5UnusedLabelElimination
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Updating BasicUpstart to call main directly
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Removing instruction jsr main
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Succesful ASM optimization Pass5SkipBegin
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Removing instruction bbegin:
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Succesful ASM optimization Pass5UnusedLabelElimination
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FINAL SYMBOL TABLE
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(label) @1
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(label) @begin
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(label) @end
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(byte[]) MESSAGE
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(const byte[]) MESSAGE#0 MESSAGE = (string) "hello
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world\"pm
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(void()) chrout((byte) chrout::c)
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(label) chrout::@return
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(byte) chrout::c
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(byte) chrout::c#0 reg byte a 13.0
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(void()) main()
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(label) main::@1
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(label) main::@2
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(label) main::@3
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(label) main::@return
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(byte) main::i
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(byte) main::i#1 i zp ZP_BYTE:2 22.0
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(byte) main::i#2 i zp ZP_BYTE:2 11.0
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(byte*) memA
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(const byte*) memA#0 memA = (byte*) 255
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zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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reg byte a [ chrout::c#0 ]
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FINAL ASSEMBLER
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Score: 407
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// File Comments
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// Test using some simple supported string escape characters in PETSCII
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// Upstart
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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// Global Constants & labels
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.label memA = $ff
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// @begin
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// [1] phi from @begin to @1 [phi:@begin->@1]
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// @1
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// [2] call main
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// [4] phi from @1 to main [phi:@1->main]
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// [3] phi from @1 to @end [phi:@1->@end]
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// @end
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// main
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main: {
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.label i = 2
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// [5] phi from main to main::@1 [phi:main->main::@1]
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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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// main::@1
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b1:
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// while(MESSAGE[i])
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// [6] if((byte) 0!=*((const byte[]) MESSAGE#0 + (byte) main::i#2)) goto main::@2 -- vbuc1_neq_pbuc2_derefidx_vbuz1_then_la1
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lda #0
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ldy.z i
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cmp MESSAGE,y
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bne b2
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// main::@return
|
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// }
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// [7] return
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rts
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// main::@2
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b2:
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// chrout(MESSAGE[i++])
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// [8] (byte) chrout::c#0 ← *((const byte[]) MESSAGE#0 + (byte) main::i#2) -- vbuaa=pbuc1_derefidx_vbuz1
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|
ldy.z i
|
|
lda MESSAGE,y
|
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// [9] call chrout
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|
jsr chrout
|
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// main::@3
|
|
// chrout(MESSAGE[i++]);
|
|
// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
|
|
inc.z i
|
|
// [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
|
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@3->main::@1#0] -- register_copy
|
|
jmp b1
|
|
}
|
|
// chrout
|
|
// chrout(byte register(A) c)
|
|
chrout: {
|
|
// *memA = c
|
|
// [11] *((const byte*) memA#0) ← (byte) chrout::c#0 -- _deref_pbuc1=vbuaa
|
|
sta memA
|
|
// asm
|
|
// asm { ldamemA jsr$ffd2 }
|
|
jsr $ffd2
|
|
// chrout::@return
|
|
// }
|
|
// [13] return
|
|
rts
|
|
}
|
|
// File Data
|
|
.encoding "petscii_mixed"
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MESSAGE: .text @"hello\nworld\\"
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.byte 0
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