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Implemented Xmega65 SYSCALLS.
This commit is contained in:
jespergravgaard
parent
4430974f25
commit
e53159699b
@ -1,13 +1,12 @@
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// Example showing how to perform linking using a linker-file
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// The linker file is created using KickAssembler segments.
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// See the KickAssembler manual for description of the format http://theweb.dk/KickAssembler/
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// Specifying the linker script file is done using the #pragma link(<file>)
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// It can also be specified using kickc command line option -T <file>
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// XMega65 Kernal Development Template
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// Each function of the kernal is a no-args function
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// The functions are placed in the SYSCALLS table surrounded by JMP and NOP
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#pragma link("xmega65.ld")
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void main() {
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char i=0;
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// Call functions one at a time
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while(true) {
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unsigned int fn = CALLS[i*2];
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void()* f = (void()*)fn;
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@ -33,8 +32,7 @@ const char NOP = 0xea;
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char[] SYSCALLS = {
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JMP, <&fn1, >&fn1, NOP,
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JMP, <&fn2, >&fn2, NOP,
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JMP, <&main, >&main, NOP
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JMP, <&fn2, >&fn2, NOP
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};
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const unsigned int* CALLS = (unsigned int*)(SYSCALLS+1);
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@ -1,8 +1,6 @@
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// Example showing how to perform linking using a linker-file
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// The linker file is created using KickAssembler segments.
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// See the KickAssembler manual for description of the format http://theweb.dk/KickAssembler/
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// Specifying the linker script file is done using the #pragma link(<file>)
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// It can also be specified using kickc command line option -T <file>
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// XMega65 Kernal Development Template
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// Each function of the kernal is a no-args function
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// The functions are placed in the SYSCALLS table surrounded by JMP and NOP
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.file [name="xmega65.bin", type="bin", segments="XMega65Bin"]
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.segmentdef XMega65Bin [segments="Syscall, Code, Data, Stack, Zeropage"]
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.segmentdef Syscall [start=$8000, max=$81ff]
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@ -20,6 +18,7 @@ main: {
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b1:
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lda #0
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sta.z i
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// Call functions one at a time
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b2:
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lda.z i
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asl
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@ -49,4 +48,4 @@ fn1: {
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rts
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}
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.segment Syscall
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SYSCALLS: .byte JMP, <fn1, >fn1, NOP, JMP, <fn2, >fn2, NOP, JMP, <main, >main, NOP
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SYSCALLS: .byte JMP, <fn1, >fn1, NOP, JMP, <fn2, >fn2, NOP
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@ -63,14 +63,10 @@ fn2::@return: scope:[fn2] from fn2
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(byte~) $5 ← < (void()*~) $4
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(void()*~) $6 ← & (void()) fn2()
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(byte~) $7 ← > (void()*~) $6
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(void()*~) $8 ← & (void()) main()
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(byte~) $9 ← < (void()*~) $8
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(void()*~) $10 ← & (void()) main()
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(byte~) $11 ← > (void()*~) $10
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(byte[]) SYSCALLS#0 ← { (byte) JMP#0, (byte~) $1, (byte~) $3, (byte) NOP#0, (byte) JMP#0, (byte~) $5, (byte~) $7, (byte) NOP#0, (byte) JMP#0, (byte~) $9, (byte~) $11, (byte) NOP#0 }
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(byte*~) $12 ← (byte[]) SYSCALLS#0 + (number) 1
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(word*~) $13 ← ((word*)) (byte*~) $12
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(word*) CALLS#0 ← (word*~) $13
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(byte[]) SYSCALLS#0 ← { (byte) JMP#0, (byte~) $1, (byte~) $3, (byte) NOP#0, (byte) JMP#0, (byte~) $5, (byte~) $7, (byte) NOP#0 }
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(byte*~) $8 ← (byte[]) SYSCALLS#0 + (number) 1
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(word*~) $9 ← ((word*)) (byte*~) $8
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(word*) CALLS#0 ← (word*~) $9
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call main
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to:@4
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@4: scope:[] from @3
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@ -80,18 +76,14 @@ fn2::@return: scope:[fn2] from fn2
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SYMBOL TABLE SSA
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(void()*~) $0
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(byte~) $1
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(void()*~) $10
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(byte~) $11
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(byte*~) $12
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(word*~) $13
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(void()*~) $2
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(byte~) $3
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(void()*~) $4
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(byte~) $5
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(void()*~) $6
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(byte~) $7
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(void()*~) $8
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(byte~) $9
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(byte*~) $8
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(word*~) $9
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(label) @3
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(label) @4
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(label) @begin
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@ -142,7 +134,7 @@ Adding number conversion cast (unumber) 2 in (bool~) main::$3 ← (byte) main::i
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Adding number conversion cast (unumber) 0 in (byte) main::i#2 ← (number) 0
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Adding number conversion cast (unumber) $4c in (byte) JMP#0 ← (number) $4c
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Adding number conversion cast (unumber) $ea in (byte) NOP#0 ← (number) $ea
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Adding number conversion cast (unumber) 1 in (byte*~) $12 ← (byte[]) SYSCALLS#0 + (number) 1
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Adding number conversion cast (unumber) 1 in (byte*~) $8 ← (byte[]) SYSCALLS#0 + (number) 1
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (byte) main::i#0 ← (unumber)(number) 0
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Inlining cast (void()*~) main::$1 ← (void()*)(word) main::fn#0
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@ -151,7 +143,7 @@ Inlining cast (byte*) fn1::BORDERCOL#0 ← (byte*)(number) $d020
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Inlining cast (byte*) fn2::BGCOL#0 ← (byte*)(number) $d021
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Inlining cast (byte) JMP#0 ← (unumber)(number) $4c
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Inlining cast (byte) NOP#0 ← (unumber)(number) $ea
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Inlining cast (word*~) $13 ← (word*)(byte*~) $12
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Inlining cast (word*~) $9 ← (word*)(byte*~) $8
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Successful SSA optimization Pass2InlineCast
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Simplifying constant integer cast 0
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Simplifying constant integer cast 2
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@ -177,17 +169,15 @@ Inversing boolean not [12] (bool~) main::$4 ← (byte) main::i#1 != (byte) 2 fro
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Successful SSA optimization Pass2UnaryNotSimplification
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Alias (byte) main::i#3 = (byte) main::i#4
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Alias (void()*) main::f#0 = (void()*~) main::$1
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Alias (word*) CALLS#0 = (word*~) $13
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Alias (word*) CALLS#0 = (word*~) $9
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Successful SSA optimization Pass2AliasElimination
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Identified duplicate assignment right side [26] (void()*~) $2 ← & (void()) fn1()
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Identified duplicate assignment right side [30] (void()*~) $6 ← & (void()) fn2()
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Identified duplicate assignment right side [34] (void()*~) $10 ← & (void()) main()
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Successful SSA optimization Pass2DuplicateRValueIdentification
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Simple Condition (bool~) main::$4 [13] if((byte) main::i#1!=(byte) 2) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant right-side identified [24] (void()*~) $0 ← & (void()) fn1()
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Constant right-side identified [28] (void()*~) $4 ← & (void()) fn2()
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Constant right-side identified [32] (void()*~) $8 ← & (void()) main()
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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::i#2 = 0
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@ -197,11 +187,9 @@ Constant (const byte) JMP#0 = $4c
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Constant (const byte) NOP#0 = $ea
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Constant (const void()*) $0 = &fn1
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Constant (const void()*) $4 = &fn2
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Constant (const void()*) $8 = &main
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Successful SSA optimization Pass2ConstantIdentification
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Constant (const void()*) $2 = $0
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Constant (const void()*) $6 = $4
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Constant (const void()*) $10 = $8
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Successful SSA optimization Pass2ConstantIdentification
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if() condition always true - replacing block destination [2] if(true) goto main::@2
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Successful SSA optimization Pass2ConstantIfs
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@ -211,27 +199,23 @@ Constant right-side identified [12] (byte~) $1 ← < (const void()*) $0
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Constant right-side identified [13] (byte~) $3 ← > (const void()*) $2
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Constant right-side identified [14] (byte~) $5 ← < (const void()*) $4
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Constant right-side identified [15] (byte~) $7 ← > (const void()*) $6
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Constant right-side identified [16] (byte~) $9 ← < (const void()*) $8
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Constant right-side identified [17] (byte~) $11 ← > (const void()*) $10
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const byte) $1 = <$0
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Constant (const byte) $3 = >$2
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Constant (const byte) $5 = <$4
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Constant (const byte) $7 = >$6
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Constant (const byte) $9 = <$8
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Constant (const byte) $11 = >$10
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Successful SSA optimization Pass2ConstantIdentification
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Identified constant from value list (byte[]) { (const byte) JMP#0, (const byte) $1, (const byte) $3, (const byte) NOP#0, (const byte) JMP#0, (const byte) $5, (const byte) $7, (const byte) NOP#0, (const byte) JMP#0, (const byte) $9, (const byte) $11, (const byte) NOP#0 }
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Identified constant from value list (byte[]) { (const byte) JMP#0, (const byte) $1, (const byte) $3, (const byte) NOP#0, (const byte) JMP#0, (const byte) $5, (const byte) $7, (const byte) NOP#0 }
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Successful SSA optimization Pass2ConstantInitializerValueLists
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Constant (const byte[]) SYSCALLS#0 = { JMP#0, $1, $3, NOP#0, JMP#0, $5, $7, NOP#0, JMP#0, $9, $11, NOP#0 }
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Constant (const byte[]) SYSCALLS#0 = { JMP#0, $1, $3, NOP#0, JMP#0, $5, $7, NOP#0 }
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [12] (byte*~) $12 ← (const byte[]) SYSCALLS#0 + (byte) 1
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Constant right-side identified [12] (byte*~) $8 ← (const byte[]) SYSCALLS#0 + (byte) 1
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const byte*) $12 = SYSCALLS#0+1
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Constant (const byte*) $8 = SYSCALLS#0+1
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Successful SSA optimization Pass2ConstantIdentification
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Constant value identified (word*)$12 in [13] (word*) CALLS#0 ← (word*)(const byte*) $12
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Constant value identified (word*)$8 in [13] (word*) CALLS#0 ← (word*)(const byte*) $8
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Successful SSA optimization Pass2ConstantValues
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Constant (const word*) CALLS#0 = (word*)$12
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Constant (const word*) CALLS#0 = (word*)$8
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Successful SSA optimization Pass2ConstantIdentification
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Inlining Noop Cast [4] (void()*) main::f#0 ← (void()*)(word) main::fn#0 keeping main::fn#0
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Successful SSA optimization Pass2NopCastInlining
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@ -240,21 +224,17 @@ Rewriting multiplication to use shift [2] (byte~) main::$5 ← (byte~) main::$0
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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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Inlining constant with var siblings (const byte) main::i#2
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Constant inlined $10 = &(void()) main()
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Constant inlined $11 = >&(void()) main()
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Constant inlined $12 = (const byte[]) SYSCALLS#0+(byte) 1
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Constant inlined $0 = &(void()) fn1()
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Constant inlined $1 = <&(void()) fn1()
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Constant inlined $2 = &(void()) fn1()
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Constant inlined $3 = >&(void()) fn1()
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Constant inlined $4 = &(void()) fn2()
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Constant inlined $5 = <&(void()) fn2()
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Constant inlined $6 = &(void()) fn2()
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Constant inlined $7 = >&(void()) fn2()
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Constant inlined $8 = &(void()) main()
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Constant inlined $9 = <&(void()) main()
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Constant inlined $8 = (const byte[]) SYSCALLS#0+(byte) 1
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Constant inlined main::i#0 = (byte) 0
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Constant inlined main::i#2 = (byte) 0
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Constant inlined $0 = &(void()) fn1()
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Constant inlined $1 = <&(void()) fn1()
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Constant inlined $2 = &(void()) fn1()
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Constant inlined $3 = >&(void()) fn1()
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Successful SSA optimization Pass2ConstantInlining
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Eliminating unused constant (const byte) SIZEOF_WORD
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Successful SSA optimization PassNEliminateUnusedVars
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@ -359,11 +339,9 @@ Allocated zp ZP_WORD:5 [ main::fn#0 ]
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INITIAL ASM
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Target platform is custom
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// File Comments
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// Example showing how to perform linking using a linker-file
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// The linker file is created using KickAssembler segments.
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// See the KickAssembler manual for description of the format http://theweb.dk/KickAssembler/
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// Specifying the linker script file is done using the #pragma link(<file>)
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// It can also be specified using kickc command line option -T <file>
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// XMega65 Kernal Development Template
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// Each function of the kernal is a no-args function
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// The functions are placed in the SYSCALLS table surrounded by JMP and NOP
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// Upstart
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.file [name="xmega65.bin", type="bin", segments="XMega65Bin"]
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.segmentdef XMega65Bin [segments="Syscall, Code, Data, Stack, Zeropage"]
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@ -406,6 +384,7 @@ main: {
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lda #0
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sta.z i
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jmp b1
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// Call functions one at a time
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// main::@1
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b1:
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jmp b2
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@ -470,22 +449,22 @@ fn1: {
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}
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// File Data
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.segment Syscall
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SYSCALLS: .byte JMP, <fn1, >fn1, NOP, JMP, <fn2, >fn2, NOP, JMP, <main, >main, NOP
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SYSCALLS: .byte JMP, <fn1, >fn1, NOP, JMP, <fn2, >fn2, NOP
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [6] (byte~) main::$0 ← (byte) main::i#3 << (byte) 1 [ main::i#3 main::$0 ] ( [ main::i#3 main::$0 ] main:2 [ main::i#3 main::$0 ] ) always clobbers reg byte a
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Statement [6] (byte~) main::$0 ← (byte) main::i#3 << (byte) 1 [ main::i#3 main::$0 ] ( main:2 [ main::i#3 main::$0 ] ) 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#3 main::i#1 ]
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Statement [7] (byte~) main::$5 ← (byte~) main::$0 << (byte) 1 [ main::i#3 main::$5 ] ( [ main::i#3 main::$5 ] main:2 [ main::i#3 main::$5 ] ) always clobbers reg byte a
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Statement [8] (word) main::fn#0 ← *((const word*) CALLS#0 + (byte~) main::$5) [ main::i#3 main::fn#0 ] ( [ main::i#3 main::fn#0 ] main:2 [ main::i#3 main::fn#0 ] ) always clobbers reg byte a
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Statement [9] call *((void()*)(word) main::fn#0) [ main::i#3 ] ( [ main::i#3 ] main:2 [ main::i#3 ] ) always clobbers reg byte a reg byte x reg byte y
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Statement [7] (byte~) main::$5 ← (byte~) main::$0 << (byte) 1 [ main::i#3 main::$5 ] ( main:2 [ main::i#3 main::$5 ] ) always clobbers reg byte a
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Statement [8] (word) main::fn#0 ← *((const word*) CALLS#0 + (byte~) main::$5) [ main::i#3 main::fn#0 ] ( main:2 [ main::i#3 main::fn#0 ] ) always clobbers reg byte a
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Statement [9] call *((void()*)(word) main::fn#0) [ main::i#3 ] ( main:2 [ main::i#3 ] ) 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#3 main::i#1 ]
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Removing always clobbered register reg byte y as potential for zp ZP_BYTE:2 [ main::i#3 main::i#1 ]
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Statement [11] if((byte) main::i#1!=(byte) 2) goto main::@3 [ main::i#1 ] ( [ main::i#1 ] main:2 [ main::i#1 ] ) always clobbers reg byte a
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Statement [6] (byte~) main::$0 ← (byte) main::i#3 << (byte) 1 [ main::i#3 main::$0 ] ( [ main::i#3 main::$0 ] main:2 [ main::i#3 main::$0 ] ) always clobbers reg byte a
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Statement [7] (byte~) main::$5 ← (byte~) main::$0 << (byte) 1 [ main::i#3 main::$5 ] ( [ main::i#3 main::$5 ] main:2 [ main::i#3 main::$5 ] ) always clobbers reg byte a
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Statement [8] (word) main::fn#0 ← *((const word*) CALLS#0 + (byte~) main::$5) [ main::i#3 main::fn#0 ] ( [ main::i#3 main::fn#0 ] main:2 [ main::i#3 main::fn#0 ] ) always clobbers reg byte a
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Statement [9] call *((void()*)(word) main::fn#0) [ main::i#3 ] ( [ main::i#3 ] main:2 [ main::i#3 ] ) always clobbers reg byte a reg byte x reg byte y
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Statement [11] if((byte) main::i#1!=(byte) 2) goto main::@3 [ main::i#1 ] ( [ main::i#1 ] main:2 [ main::i#1 ] ) always clobbers reg byte a
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Statement [11] if((byte) main::i#1!=(byte) 2) goto main::@3 [ main::i#1 ] ( main:2 [ main::i#1 ] ) always clobbers reg byte a
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Statement [6] (byte~) main::$0 ← (byte) main::i#3 << (byte) 1 [ main::i#3 main::$0 ] ( main:2 [ main::i#3 main::$0 ] ) always clobbers reg byte a
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Statement [7] (byte~) main::$5 ← (byte~) main::$0 << (byte) 1 [ main::i#3 main::$5 ] ( main:2 [ main::i#3 main::$5 ] ) always clobbers reg byte a
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Statement [8] (word) main::fn#0 ← *((const word*) CALLS#0 + (byte~) main::$5) [ main::i#3 main::fn#0 ] ( main:2 [ main::i#3 main::fn#0 ] ) always clobbers reg byte a
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Statement [9] call *((void()*)(word) main::fn#0) [ main::i#3 ] ( main:2 [ main::i#3 ] ) always clobbers reg byte a reg byte x reg byte y
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Statement [11] if((byte) main::i#1!=(byte) 2) goto main::@3 [ main::i#1 ] ( main:2 [ main::i#1 ] ) always clobbers reg byte a
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Potential registers zp ZP_BYTE:2 [ main::i#3 main::i#1 ] : zp ZP_BYTE:2 ,
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Potential registers zp ZP_BYTE:3 [ main::$0 ] : zp ZP_BYTE:3 , reg byte a , reg byte x , reg byte y ,
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Potential registers zp ZP_BYTE:4 [ main::$5 ] : zp ZP_BYTE:4 , reg byte a , reg byte x , reg byte y ,
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@ -507,11 +486,9 @@ Allocated (was zp ZP_WORD:5) zp ZP_WORD:3 [ main::fn#0 ]
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Example showing how to perform linking using a linker-file
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// The linker file is created using KickAssembler segments.
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// See the KickAssembler manual for description of the format http://theweb.dk/KickAssembler/
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// Specifying the linker script file is done using the #pragma link(<file>)
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// It can also be specified using kickc command line option -T <file>
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// XMega65 Kernal Development Template
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// Each function of the kernal is a no-args function
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// The functions are placed in the SYSCALLS table surrounded by JMP and NOP
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// Upstart
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.file [name="xmega65.bin", type="bin", segments="XMega65Bin"]
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.segmentdef XMega65Bin [segments="Syscall, Code, Data, Stack, Zeropage"]
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@ -552,6 +529,7 @@ main: {
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lda #0
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sta.z i
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jmp b1
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// Call functions one at a time
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// main::@1
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b1:
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jmp b2
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@ -613,7 +591,7 @@ fn1: {
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}
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// File Data
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.segment Syscall
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SYSCALLS: .byte JMP, <fn1, >fn1, NOP, JMP, <fn2, >fn2, NOP, JMP, <main, >main, NOP
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||||
SYSCALLS: .byte JMP, <fn1, >fn1, NOP, JMP, <fn2, >fn2, NOP
|
||||
|
||||
ASSEMBLER OPTIMIZATIONS
|
||||
Removing instruction jmp b1
|
||||
@ -662,7 +640,7 @@ FINAL SYMBOL TABLE
|
||||
(byte) NOP
|
||||
(const byte) NOP#0 NOP = (byte) $ea
|
||||
(byte[]) SYSCALLS
|
||||
(const byte[]) SYSCALLS#0 SYSCALLS = { (const byte) JMP#0, <&(void()) fn1(), >&(void()) fn1(), (const byte) NOP#0, (const byte) JMP#0, <&(void()) fn2(), >&(void()) fn2(), (const byte) NOP#0, (const byte) JMP#0, <&(void()) main(), >&(void()) main(), (const byte) NOP#0 }
|
||||
(const byte[]) SYSCALLS#0 SYSCALLS = { (const byte) JMP#0, <&(void()) fn1(), >&(void()) fn1(), (const byte) NOP#0, (const byte) JMP#0, <&(void()) fn2(), >&(void()) fn2(), (const byte) NOP#0 }
|
||||
(void()) fn1()
|
||||
(label) fn1::@return
|
||||
(byte*) fn1::BORDERCOL
|
||||
@ -694,11 +672,9 @@ FINAL ASSEMBLER
|
||||
Score: 5574
|
||||
|
||||
// File Comments
|
||||
// Example showing how to perform linking using a linker-file
|
||||
// The linker file is created using KickAssembler segments.
|
||||
// See the KickAssembler manual for description of the format http://theweb.dk/KickAssembler/
|
||||
// Specifying the linker script file is done using the #pragma link(<file>)
|
||||
// It can also be specified using kickc command line option -T <file>
|
||||
// XMega65 Kernal Development Template
|
||||
// Each function of the kernal is a no-args function
|
||||
// The functions are placed in the SYSCALLS table surrounded by JMP and NOP
|
||||
// Upstart
|
||||
.file [name="xmega65.bin", type="bin", segments="XMega65Bin"]
|
||||
.segmentdef XMega65Bin [segments="Syscall, Code, Data, Stack, Zeropage"]
|
||||
@ -728,6 +704,7 @@ main: {
|
||||
// [5] phi (byte) main::i#3 = (byte) 0 [phi:main/main::@2->main::@1#0] -- vbuz1=vbuc1
|
||||
lda #0
|
||||
sta.z i
|
||||
// Call functions one at a time
|
||||
// main::@1
|
||||
// main::@2
|
||||
b2:
|
||||
@ -786,5 +763,5 @@ fn1: {
|
||||
}
|
||||
// File Data
|
||||
.segment Syscall
|
||||
SYSCALLS: .byte JMP, <fn1, >fn1, NOP, JMP, <fn2, >fn2, NOP, JMP, <main, >main, NOP
|
||||
SYSCALLS: .byte JMP, <fn1, >fn1, NOP, JMP, <fn2, >fn2, NOP
|
||||
|
||||
|
||||
@ -8,7 +8,7 @@
|
||||
(byte) NOP
|
||||
(const byte) NOP#0 NOP = (byte) $ea
|
||||
(byte[]) SYSCALLS
|
||||
(const byte[]) SYSCALLS#0 SYSCALLS = { (const byte) JMP#0, <&(void()) fn1(), >&(void()) fn1(), (const byte) NOP#0, (const byte) JMP#0, <&(void()) fn2(), >&(void()) fn2(), (const byte) NOP#0, (const byte) JMP#0, <&(void()) main(), >&(void()) main(), (const byte) NOP#0 }
|
||||
(const byte[]) SYSCALLS#0 SYSCALLS = { (const byte) JMP#0, <&(void()) fn1(), >&(void()) fn1(), (const byte) NOP#0, (const byte) JMP#0, <&(void()) fn2(), >&(void()) fn2(), (const byte) NOP#0 }
|
||||
(void()) fn1()
|
||||
(label) fn1::@return
|
||||
(byte*) fn1::BORDERCOL
|
||||
|
||||
Loading…
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Reference in New Issue
Block a user