mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-09-08 17:54:40 +00:00
294 lines
8.2 KiB
Plaintext
294 lines
8.2 KiB
Plaintext
Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx
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Culled Empty Block (label) @1
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Culled Empty Block (label) @2
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Culled Empty Block (label) @3
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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(byte*) CIA2_PORT_B#0 ← ((byte*)) (number) $dd01
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to:@4
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@4: scope:[] from @begin
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(byte*) SCREEN#0 ← ((byte*)) (number) $400
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to:@5
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main: scope:[main] from @5
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*((byte*) CIA2_PORT_B#0) ← *((byte*) CIA2_PORT_B#0) & (number) $7f
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asm { lda#0 }
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(byte) main::port4Value#0 ← *((byte*) CIA2_PORT_B#0)
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*((byte*) SCREEN#0) ← (byte) main::port4Value#0
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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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@5: scope:[] from @4
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call main
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to:@6
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@6: scope:[] from @5
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to:@end
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@end: scope:[] from @6
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SYMBOL TABLE SSA
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(label) @4
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(label) @5
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(label) @6
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(label) @begin
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(label) @end
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(byte*) CIA2_PORT_B
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(byte*) CIA2_PORT_B#0
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(byte*) SCREEN
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(byte*) SCREEN#0
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(void()) main()
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(label) main::@return
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(byte) main::port4Value
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(byte) main::port4Value#0
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Adding number conversion cast (unumber) $7f in *((byte*) CIA2_PORT_B#0) ← *((byte*) CIA2_PORT_B#0) & (number) $7f
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (byte*) CIA2_PORT_B#0 ← (byte*)(number) $dd01
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Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (byte*) 56577
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant integer cast $7f
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) $7f
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Constant (const byte*) CIA2_PORT_B#0 = (byte*) 56577
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Constant (const byte*) SCREEN#0 = (byte*) 1024
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Successful SSA optimization Pass2ConstantIdentification
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @4
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Adding NOP phi() at start of @5
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Adding NOP phi() at start of @6
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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:3
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Created 0 initial phi equivalence classes
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Coalesced down to 0 phi equivalence classes
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Culled Empty Block (label) @4
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Culled Empty Block (label) @6
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Renumbering block @5 to @1
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @1
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Adding NOP phi() at start of @end
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FINAL CONTROL FLOW GRAPH
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@begin: scope:[] from
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[0] phi()
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to:@1
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@1: scope:[] from @begin
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[1] phi()
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[2] call main
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to:@end
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@end: scope:[] from @1
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[3] phi()
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main: scope:[main] from @1
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[4] *((const byte*) CIA2_PORT_B#0) ← *((const byte*) CIA2_PORT_B#0) & (byte) $7f
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asm { lda#0 }
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[6] (byte) main::port4Value#0 ← *((const byte*) CIA2_PORT_B#0)
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[7] *((const byte*) SCREEN#0) ← (byte) main::port4Value#0
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to:main::@return
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main::@return: scope:[main] from main
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[8] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(byte*) CIA2_PORT_B
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(byte*) SCREEN
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(void()) main()
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(byte) main::port4Value
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(byte) main::port4Value#0 4.0
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Initial phi equivalence classes
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Added variable main::port4Value#0 to zero page equivalence class [ main::port4Value#0 ]
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Complete equivalence classes
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[ main::port4Value#0 ]
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Allocated zp ZP_BYTE:2 [ main::port4Value#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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// Tests problem writing/reading joystick encountered by Danny Spijksma
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// https://www.protovision.games/hardw/build4player.php?language=en&fbclid=IwAR1MJLgQjOU0zVa0ax2aNeGa-xVbE9IGY9zC6b6eInTV4HQzoUAoCPoXu14
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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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// CIA#2 Port B: RS-232
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.label CIA2_PORT_B = $dd01
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.label SCREEN = $400
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// @begin
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bbegin:
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// [1] phi from @begin to @1 [phi:@begin->@1]
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b1_from_bbegin:
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jmp b1
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// @1
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b1:
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// [2] call main
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jsr main
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// [3] phi from @1 to @end [phi:@1->@end]
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bend_from_b1:
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jmp bend
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// @end
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bend:
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// main
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main: {
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.label port4Value = 2
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// [4] *((const byte*) CIA2_PORT_B#0) ← *((const byte*) CIA2_PORT_B#0) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2
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lda #$7f
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and CIA2_PORT_B
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sta CIA2_PORT_B
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// asm { lda#0 }
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lda #0
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// [6] (byte) main::port4Value#0 ← *((const byte*) CIA2_PORT_B#0) -- vbuz1=_deref_pbuc1
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lda CIA2_PORT_B
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sta.z port4Value
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// [7] *((const byte*) SCREEN#0) ← (byte) main::port4Value#0 -- _deref_pbuc1=vbuz1
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lda.z port4Value
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sta SCREEN
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jmp breturn
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// main::@return
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breturn:
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// [8] return
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rts
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}
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// File Data
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [4] *((const byte*) CIA2_PORT_B#0) ← *((const byte*) CIA2_PORT_B#0) & (byte) $7f [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement asm { lda#0 } always clobbers reg byte a
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Potential registers zp ZP_BYTE:2 [ main::port4Value#0 ] : 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::port4Value#0 ]
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Uplift Scope []
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Uplifting [main] best 41 combination reg byte a [ main::port4Value#0 ]
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Uplifting [] best 41 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Tests problem writing/reading joystick encountered by Danny Spijksma
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// https://www.protovision.games/hardw/build4player.php?language=en&fbclid=IwAR1MJLgQjOU0zVa0ax2aNeGa-xVbE9IGY9zC6b6eInTV4HQzoUAoCPoXu14
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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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// CIA#2 Port B: RS-232
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.label CIA2_PORT_B = $dd01
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.label SCREEN = $400
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// @begin
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bbegin:
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// [1] phi from @begin to @1 [phi:@begin->@1]
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b1_from_bbegin:
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jmp b1
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// @1
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b1:
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// [2] call main
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jsr main
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// [3] phi from @1 to @end [phi:@1->@end]
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bend_from_b1:
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jmp bend
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// @end
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bend:
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// main
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main: {
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// [4] *((const byte*) CIA2_PORT_B#0) ← *((const byte*) CIA2_PORT_B#0) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2
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lda #$7f
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and CIA2_PORT_B
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sta CIA2_PORT_B
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// asm { lda#0 }
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lda #0
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// [6] (byte) main::port4Value#0 ← *((const byte*) CIA2_PORT_B#0) -- vbuaa=_deref_pbuc1
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lda CIA2_PORT_B
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// [7] *((const byte*) SCREEN#0) ← (byte) main::port4Value#0 -- _deref_pbuc1=vbuaa
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sta SCREEN
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jmp breturn
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// main::@return
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breturn:
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// [8] return
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rts
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}
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// File Data
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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 breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Removing instruction b1_from_bbegin:
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Removing instruction 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 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*) CIA2_PORT_B
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(const byte*) CIA2_PORT_B#0 CIA2_PORT_B = (byte*) 56577
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(byte*) SCREEN
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(const byte*) SCREEN#0 SCREEN = (byte*) 1024
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(void()) main()
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(label) main::@return
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(byte) main::port4Value
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(byte) main::port4Value#0 reg byte a 4.0
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reg byte a [ main::port4Value#0 ]
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FINAL ASSEMBLER
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Score: 26
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// File Comments
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// Tests problem writing/reading joystick encountered by Danny Spijksma
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// https://www.protovision.games/hardw/build4player.php?language=en&fbclid=IwAR1MJLgQjOU0zVa0ax2aNeGa-xVbE9IGY9zC6b6eInTV4HQzoUAoCPoXu14
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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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// CIA#2 Port B: RS-232
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.label CIA2_PORT_B = $dd01
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.label SCREEN = $400
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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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// [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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// (*CIA2_PORT_B) &= 0x7f
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// [4] *((const byte*) CIA2_PORT_B#0) ← *((const byte*) CIA2_PORT_B#0) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2
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lda #$7f
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and CIA2_PORT_B
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sta CIA2_PORT_B
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// asm
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// asm { lda#0 }
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lda #0
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// port4Value = *CIA2_PORT_B
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// [6] (byte) main::port4Value#0 ← *((const byte*) CIA2_PORT_B#0) -- vbuaa=_deref_pbuc1
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lda CIA2_PORT_B
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// *SCREEN = port4Value
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// [7] *((const byte*) SCREEN#0) ← (byte) main::port4Value#0 -- _deref_pbuc1=vbuaa
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sta SCREEN
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// main::@return
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// }
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// [8] return
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rts
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}
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// File Data
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