mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-11-17 12:08:54 +00:00
368 lines
13 KiB
Plaintext
368 lines
13 KiB
Plaintext
Setting inferred volatile on symbol affected by address-of (struct Point*~) main::$0 ← & (struct Point) main::p
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Created struct value member variable (byte) main::p_x
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Created struct value member variable (byte) main::p_y
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Converted struct value to member variables (struct Point) main::p
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Adding struct value list initializer (byte) main::p_x ← (number) 2
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Adding struct value list initializer (byte) main::p_y ← (number) 3
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Rewriting struct pointer member access *((struct Point*) main::q).x
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Rewriting struct pointer member access *((struct Point*) main::q).y
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Adding versioned struct unwinding for (struct Point) main::p#0
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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::p_x#0 ← (number) 2
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(byte) main::p_y#0 ← (number) 3
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(struct Point) main::p#0 ← struct-unwound {(byte) main::p_x#0, (byte) main::p_y#0}
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(struct Point*~) main::$0 ← & (struct Point) main::p#0
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(struct Point*) main::q#0 ← (struct Point*~) main::$0
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(byte*) main::SCREEN ← ((byte*)) (number) $400
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(byte*) main::$1 ← (byte*)(struct Point*) main::q#0 + (const byte) OFFSET_STRUCT_POINT_X
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*((byte*) main::SCREEN + (number) 0) ← *((byte*) main::$1)
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(byte*) main::$2 ← (byte*)(struct Point*) main::q#0 + (const byte) OFFSET_STRUCT_POINT_Y
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*((byte*) main::SCREEN + (number) 1) ← *((byte*) main::$2)
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to:main::@return
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main::@return: scope:[main] from main
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return
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to:@return
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@1: scope:[] from @begin
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call main
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to:@2
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@2: scope:[] from @1
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to:@end
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@end: scope:[] from @2
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SYMBOL TABLE SSA
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(label) @1
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(label) @2
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(label) @begin
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(label) @end
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(const byte) OFFSET_STRUCT_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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(void()) main()
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(struct Point*~) main::$0
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(byte*) main::$1
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(byte*) main::$2
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(label) main::@return
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(byte*) main::SCREEN
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(struct Point) main::p
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(struct Point) main::p#0
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(byte) main::p_x
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(byte) main::p_x#0
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(byte) main::p_y
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(byte) main::p_y#0
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(struct Point*) main::q
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(struct Point*) main::q#0
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Adding number conversion cast (unumber) 2 in (byte) main::p_x#0 ← (number) 2
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Adding number conversion cast (unumber) 3 in (byte) main::p_y#0 ← (number) 3
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Adding number conversion cast (unumber) 0 in *((byte*) main::SCREEN + (number) 0) ← *((byte*) main::$1)
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Adding number conversion cast (unumber) 1 in *((byte*) main::SCREEN + (number) 1) ← *((byte*) main::$2)
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (byte) main::p_x#0 ← (unumber)(number) 2
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Inlining cast (byte) main::p_y#0 ← (unumber)(number) 3
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Inlining cast (byte*) main::SCREEN ← (byte*)(number) $400
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Successful SSA optimization Pass2InlineCast
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Simplifying constant integer cast 2
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Simplifying constant integer cast 3
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant integer cast 0
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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) 3
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) 1
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias (struct Point*) main::q#0 = (struct Point*~) main::$0
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Successful SSA optimization Pass2AliasElimination
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Rewriting struct address-of to first member [3] (struct Point*) main::q#0 ← (struct Point*)&(byte) main::p_x#0
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Successful SSA optimization PassNStructAddressOfRewriting
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Constant (const struct Point*) main::q#0 = (struct Point*)&main::p_x#0
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Constant (const byte*) main::SCREEN = (byte*) 1024
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Successful SSA optimization Pass2ConstantIdentification
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Constant value identified (byte*)main::q#0 in [6] (byte*) main::$1 ← (byte*)(const struct Point*) main::q#0 + (const byte) OFFSET_STRUCT_POINT_X
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Constant value identified (byte*)main::q#0 in [8] (byte*) main::$2 ← (byte*)(const struct Point*) main::q#0 + (const byte) OFFSET_STRUCT_POINT_Y
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Successful SSA optimization Pass2ConstantValues
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Converting *(pointer+n) to pointer[n] [7] *((const byte*) main::SCREEN + (byte) 0) ← *((byte*) main::$1) -- *((byte*)main::q#0 + OFFSET_STRUCT_POINT_X)
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Converting *(pointer+n) to pointer[n] [9] *((const byte*) main::SCREEN + (byte) 1) ← *((byte*) main::$2) -- *((byte*)main::q#0 + OFFSET_STRUCT_POINT_Y)
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Successful SSA optimization Pass2InlineDerefIdx
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Simplifying expression containing zero (byte*)main::q#0 in [6] (byte*) main::$1 ← (byte*)(const struct Point*) main::q#0 + (const byte) OFFSET_STRUCT_POINT_X
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Simplifying expression containing zero (byte*)main::q#0 in [7] *((const byte*) main::SCREEN + (byte) 0) ← *((byte*)(const struct Point*) main::q#0 + (const byte) OFFSET_STRUCT_POINT_X)
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Simplifying expression containing zero main::SCREEN in [7] *((const byte*) main::SCREEN + (byte) 0) ← *((byte*)(const struct Point*) main::q#0)
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Successful SSA optimization PassNSimplifyExpressionWithZero
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Eliminating unused variable (struct Point) main::p#0 and assignment [2] (struct Point) main::p#0 ← struct-unwound {(byte) main::p_x#0, (byte) main::p_y#0}
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Eliminating unused variable (byte*) main::$1 and assignment [3] (byte*) main::$1 ← (byte*)(const struct Point*) main::q#0
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Eliminating unused variable (byte*) main::$2 and assignment [5] (byte*) main::$2 ← (byte*)(const struct Point*) main::q#0 + (const byte) OFFSET_STRUCT_POINT_Y
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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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Consolidated array index constant in *((byte*)main::q#0+OFFSET_STRUCT_POINT_Y)
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Consolidated array index constant in *(main::SCREEN+1)
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Successful SSA optimization Pass2ConstantAdditionElimination
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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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CALL GRAPH
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Calls in [] to main:2
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Created 0 initial phi equivalence classes
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Coalesced down to 0 phi equivalence classes
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Culled Empty Block (label) @2
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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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(void()) main()
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main: scope:[main] from @1
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[4] (byte) main::p_x#0 ← (byte) 2
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[5] (byte) main::p_y#0 ← (byte) 3
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[6] *((const byte*) main::SCREEN) ← *((byte*)(const struct Point*) main::q#0)
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[7] *((const byte*) main::SCREEN+(byte) 1) ← *((byte*)(const struct Point*) main::q#0+(const byte) OFFSET_STRUCT_POINT_Y)
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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) Point::x
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(byte) Point::y
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(void()) main()
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(struct Point) main::p
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(byte) main::p_x
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(byte) main::p_x#0 20.0
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(byte) main::p_y
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(byte) main::p_y#0 20.0
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(struct Point*) main::q
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Initial phi equivalence classes
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Complete equivalence classes
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[ main::p_x#0 ]
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[ main::p_y#0 ]
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Allocated zp[1]:2 [ main::p_x#0 ]
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Allocated zp[1]:3 [ main::p_y#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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// Minimal struct - using address-of
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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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.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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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 q = p_x
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.label SCREEN = $400
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.label p_x = 2
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.label p_y = 3
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// [4] (byte) main::p_x#0 ← (byte) 2 -- vbuz1=vbuc1
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lda #2
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sta.z p_x
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// [5] (byte) main::p_y#0 ← (byte) 3 -- vbuz1=vbuc1
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lda #3
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sta.z p_y
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// [6] *((const byte*) main::SCREEN) ← *((byte*)(const struct Point*) main::q#0) -- _deref_pbuc1=_deref_pbuc2
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lda.z q
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sta SCREEN
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// [7] *((const byte*) main::SCREEN+(byte) 1) ← *((byte*)(const struct Point*) main::q#0+(const byte) OFFSET_STRUCT_POINT_Y) -- _deref_pbuc1=_deref_pbuc2
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lda q+OFFSET_STRUCT_POINT_Y
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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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// [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] (byte) main::p_x#0 ← (byte) 2 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [5] (byte) main::p_y#0 ← (byte) 3 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [6] *((const byte*) main::SCREEN) ← *((byte*)(const struct Point*) main::q#0) [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [7] *((const byte*) main::SCREEN+(byte) 1) ← *((byte*)(const struct Point*) main::q#0+(const byte) OFFSET_STRUCT_POINT_Y) [ ] ( main:2 [ ] ) always clobbers reg byte a
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Potential registers zp[1]:2 [ main::p_x#0 ] : zp[1]:2 ,
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Potential registers zp[1]:3 [ main::p_y#0 ] : zp[1]:3 ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 20: zp[1]:2 [ main::p_x#0 ] 20: zp[1]:3 [ main::p_y#0 ]
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Uplift Scope [Point]
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Uplift Scope []
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Uplifting [main] best 46 combination zp[1]:2 [ main::p_x#0 ] zp[1]:3 [ main::p_y#0 ]
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Uplifting [Point] best 46 combination
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Uplifting [] best 46 combination
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Attempting to uplift remaining variables inzp[1]:2 [ main::p_x#0 ]
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Uplifting [main] best 46 combination zp[1]:2 [ main::p_x#0 ]
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Attempting to uplift remaining variables inzp[1]:3 [ main::p_y#0 ]
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Uplifting [main] best 46 combination zp[1]:3 [ main::p_y#0 ]
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Minimal struct - using address-of
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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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.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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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 q = p_x
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.label SCREEN = $400
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.label p_x = 2
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.label p_y = 3
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// [4] (byte) main::p_x#0 ← (byte) 2 -- vbuz1=vbuc1
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lda #2
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sta.z p_x
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// [5] (byte) main::p_y#0 ← (byte) 3 -- vbuz1=vbuc1
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lda #3
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sta.z p_y
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// [6] *((const byte*) main::SCREEN) ← *((byte*)(const struct Point*) main::q#0) -- _deref_pbuc1=_deref_pbuc2
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lda.z q
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sta SCREEN
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// [7] *((const byte*) main::SCREEN+(byte) 1) ← *((byte*)(const struct Point*) main::q#0+(const byte) OFFSET_STRUCT_POINT_Y) -- _deref_pbuc1=_deref_pbuc2
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lda q+OFFSET_STRUCT_POINT_Y
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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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// [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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Replacing label __bbegin with __b1
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Removing instruction __bbegin:
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Removing instruction __b1_from___bbegin:
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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 __b1:
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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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(const byte) OFFSET_STRUCT_POINT_Y OFFSET_STRUCT_POINT_Y = (byte) 1
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(byte) Point::x
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(byte) Point::y
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(void()) main()
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(label) main::@return
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(const byte*) main::SCREEN SCREEN = (byte*) 1024
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(struct Point) main::p
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(byte) main::p_x
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(byte) main::p_x#0 p_x zp[1]:2 20.0
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(byte) main::p_y
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(byte) main::p_y#0 p_y zp[1]:3 20.0
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(struct Point*) main::q
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(const struct Point*) main::q#0 q = (struct Point*)&(byte) main::p_x#0
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zp[1]:2 [ main::p_x#0 ]
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zp[1]:3 [ main::p_y#0 ]
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FINAL ASSEMBLER
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Score: 31
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// File Comments
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// Minimal struct - using address-of
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// Upstart
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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// Global Constants & labels
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.const OFFSET_STRUCT_POINT_Y = 1
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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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.label q = p_x
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.label SCREEN = $400
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.label p_x = 2
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.label p_y = 3
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// p = { 2, 3 }
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// [4] (byte) main::p_x#0 ← (byte) 2 -- vbuz1=vbuc1
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lda #2
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sta.z p_x
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// [5] (byte) main::p_y#0 ← (byte) 3 -- vbuz1=vbuc1
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lda #3
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sta.z p_y
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// SCREEN[0] = q->x
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// [6] *((const byte*) main::SCREEN) ← *((byte*)(const struct Point*) main::q#0) -- _deref_pbuc1=_deref_pbuc2
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lda.z q
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sta SCREEN
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// SCREEN[1] = q->y
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// [7] *((const byte*) main::SCREEN+(byte) 1) ← *((byte*)(const struct Point*) main::q#0+(const byte) OFFSET_STRUCT_POINT_Y) -- _deref_pbuc1=_deref_pbuc2
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lda q+OFFSET_STRUCT_POINT_Y
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sta SCREEN+1
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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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