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https://github.com/cc65/cc65.git
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added support for LAX#imm, all done
This commit is contained in:
mrdudz
parent
044aee7f8d
commit
8cc71f135c
@ -257,7 +257,7 @@ static const struct {
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{ "JMP", 0x0000808, 0x4c, 6, PutJMP },
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{ "JSR", 0x0000008, 0x20, 7, PutAll },
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{ "LAS", 0x0000200, 0xBB, 0, PutAll }, /* X */
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{ "LAX", 0x000A30C, 0xA3, 1, PutAll }, /* X */
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{ "LAX", 0x080A30C, 0xA3, 11, PutAll }, /* X */
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{ "LDA", 0x080A26C, 0xa0, 0, PutAll },
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{ "LDX", 0x080030C, 0xa2, 1, PutAll },
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{ "LDY", 0x080006C, 0xa0, 1, PutAll },
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@ -790,7 +790,7 @@ const InsTable* InsTab = (const InsTable*) &InsTab6502;
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/* Table to build the effective 65xx opcode from a base opcode and an
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** addressing mode. (The value in the table is ORed with the base opcode)
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*/
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static unsigned char EATab[11][AM65I_COUNT] = {
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static unsigned char EATab[12][AM65I_COUNT] = {
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{ /* Table 0 */
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0x00, 0x00, 0x05, 0x0D, 0x0F, 0x15, 0x1D, 0x1F,
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0x00, 0x19, 0x12, 0x00, 0x07, 0x11, 0x17, 0x01,
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@ -857,6 +857,12 @@ static unsigned char EATab[11][AM65I_COUNT] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
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0x00, 0x00, 0x00
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},
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{ /* Table 11 (LAX) */
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0x08, 0x08, 0x04, 0x0C, 0x00, 0x14, 0x1C, 0x00,
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0x14, 0x1C, 0x00, 0x80, 0x00, 0x10, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08,
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0x00, 0x00, 0x80
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},
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};
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/* Table to build the effective SWEET16 opcode from a base opcode and an
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2
testcode/assembler/.gitignore
vendored
2
testcode/assembler/.gitignore
vendored
@ -1,4 +1,6 @@
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chkillegal.bin
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chklegal.bin
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chkall.bin
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legal.o
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illegal.o
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all.o
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@ -1,19 +1,25 @@
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all: chklegal.bin chkillegal.bin
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all: chklegal.bin chkillegal.bin chkall.bin
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@#
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.PHONY: chklegal.bin chkillegal.bin
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.PHONY: chklegal.bin chkillegal.bin chkall.bin
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chklegal.bin: legal.s
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../../bin/cl65 --target none --cpu 6502X -o chklegal.bin legal.s
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diff legal.ref chklegal.bin
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diff -q legal.ref chklegal.bin || hex chklegal.bin
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chkillegal.bin: illegal.s
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../../bin/cl65 --target none --cpu 6502X -o chkillegal.bin illegal.s
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diff -q illegal.ref chkillegal.bin || hex chkillegal.bin
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ref: legal.s
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chkall.bin: all.s
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../../bin/cl65 --target none --cpu 6502X -o chkall.bin all.s
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ref: legal.s illegal.s
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../../bin/cl65 --target none --cpu 6502X -o legal.ref legal.s
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../../bin/cl65 --target none --cpu 6502X -o illegal.ref illegal.s
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clean:
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rm -f legal.o chklegal.bin
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rm -f illegal.o chkillegal.bin
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rm -f all.o chkall.bin
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@ -1,10 +1,13 @@
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.setcpu "6502X"
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; all legal and illegal opcodes as they would be disassembled by da65
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; note that this would not assemble into the exact same binary
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brk ; 00
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ora ($12,x) ; 01 12
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jam ; 02
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slo ($12,x) ; 03 12
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noop $12 ; 04 12
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nop $12 ; 04 12
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ora $12 ; 05 12
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asl $12 ; 06 12
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slo $12 ; 07 12
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@ -12,23 +15,23 @@
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ora #$12 ; 09 12
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asl a ; 0a
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anc #$12 ; 0b 12
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noop $1234 ; 0c 34 12
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nop $1234 ; 0c 34 12
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ora $1234 ; 0d 34 12
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asl $1234 ; 0e 34 12
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slo $1234 ; 0f 34 12
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bpl $101c ; 10 12
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bpl *+$14 ; 10 12
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ora ($12),y ; 11 12
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jam ; 12
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slo ($12),y ; 13 12
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noop $12,x ; 14 12
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nop $12,x ; 14 12
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ora $12,x ; 15 12
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asl $12,x ; 16 12
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slo $12,x ; 17 12
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clc ; 18
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ora $1234,y ; 19 34 12
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noop ; 1a
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nop ; 1a
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slo $1234,y ; 1b 34 12
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noop $1234,x ; 1c 34 12
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nop $1234,x ; 1c 34 12
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ora $1234,x ; 1d 34 12
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asl $1234,x ; 1e 34 12
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slo $1234,x ; 1f 34 12
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@ -48,19 +51,19 @@
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and $1234 ; 2d 34 12
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rol $1234 ; 2e 34 12
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rla $1234 ; 2f 34 12
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bmi $107c ; 30 12
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bmi *+$14 ; 30 12
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and ($12),y ; 31 12
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jam ; 32
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rla ($12),y ; 33 12
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noop $12,x ; 34 12
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nop $12,x ; 34 12
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and $12,x ; 35 12
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rol $12,x ; 36 12
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rla $12,x ; 37 12
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sec ; 38
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and $1234,y ; 39 34 12
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noop ; 3a
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nop ; 3a
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rla $1234,y ; 3b 34 12
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noop $1234,x ; 3c 34 12
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nop $1234,x ; 3c 34 12
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and $1234,x ; 3d 34 12
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rol $1234,x ; 3e 34 12
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rla $1234,x ; 3f 34 12
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@ -68,31 +71,31 @@
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eor ($12,x) ; 41 12
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jam ; 42
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sre ($12,x) ; 43 12
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noop $12 ; 44 12
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nop $12 ; 44 12
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eor $12 ; 45 12
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lsr $12 ; 46 12
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sre $12 ; 47 12
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pha ; 48
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eor #$12 ; 49 12
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lsr a ; 4a
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asr #$12 ; 4b 12
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alr #$12 ; 4b 12
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jmp $1234 ; 4c 34 12
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eor $1234 ; 4d 34 12
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lsr $1234 ; 4e 34 12
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sre $1234 ; 4f 34 12
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bvc $10dc ; 50 12
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bvc *+$14 ; 50 12
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eor ($12),y ; 51 12
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jam ; 52
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sre ($12),y ; 53 12
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noop $12,x ; 54 12
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nop $12,x ; 54 12
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eor $12,x ; 55 12
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lsr $12,x ; 56 12
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sre $12,x ; 57 12
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cli ; 58
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eor $1234,y ; 59 34 12
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noop ; 5a
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nop ; 5a
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sre $1234,y ; 5b 34 12
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noop $1234,x ; 5c 34 12
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nop $1234,x ; 5c 34 12
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eor $1234,x ; 5d 34 12
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lsr $1234,x ; 5e 34 12
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sre $1234,x ; 5f 34 12
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@ -100,7 +103,7 @@
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adc ($12,x) ; 61 12
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jam ; 62
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rra ($12,x) ; 63 12
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noop $12 ; 64 12
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nop $12 ; 64 12
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adc $12 ; 65 12
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ror $12 ; 66 12
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rra $12 ; 67 12
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@ -112,39 +115,39 @@
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adc $1234 ; 6d 34 12
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ror $1234 ; 6e 34 12
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rra $1234 ; 6f 34 12
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bvs $113c ; 70 12
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bvs *+$14 ; 70 12
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adc ($12),y ; 71 12
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jam ; 72
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rra ($12),y ; 73 12
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noop $12,x ; 74 12
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nop $12,x ; 74 12
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adc $12,x ; 75 12
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ror $12,x ; 76 12
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rra $12,x ; 77 12
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sei ; 78
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adc $1234,y ; 79 34 12
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noop ; 7a
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nop ; 7a
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rra $1234,y ; 7b 34 12
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noop $1234,x ; 7c 34 12
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nop $1234,x ; 7c 34 12
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adc $1234,x ; 7d 34 12
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ror $1234,x ; 7e 34 12
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rra $1234,x ; 7f 34 12
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noop #$12 ; 80 12
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nop #$12 ; 80 12
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sta ($12,x) ; 81 12
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noop #$12 ; 82 12
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nop #$12 ; 82 12
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sax ($12,x) ; 83 12
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sty $12 ; 84 12
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sta $12 ; 85 12
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stx $12 ; 86 12
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sax $12 ; 87 12
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dey ; 88
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noop #$12 ; 89 12
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nop #$12 ; 89 12
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txa ; 8a
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ane #$12 ; 8b 12
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sty $1234 ; 8c 34 12
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sta $1234 ; 8d 34 12
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stx $1234 ; 8e 34 12
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sax $1234 ; 8f 34 12
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bcc $119c ; 90 12
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bcc *+$14 ; 90 12
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sta ($12),y ; 91 12
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jam ; 92
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sha ($12),y ; 93 12
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@ -171,12 +174,12 @@
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tay ; a8
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lda #$12 ; a9 12
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tax ; aa
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lxa #$12 ; ab 12
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lax #$12 ; ab 12
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ldy $1234 ; ac 34 12
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lda $1234 ; ad 34 12
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ldx $1234 ; ae 34 12
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lax $1234 ; af 34 12
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bcs $11fc ; b0 12
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bcs *+$14 ; b0 12
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lda ($12),y ; b1 12
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jam ; b2
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lax ($12),y ; b3 12
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@ -194,7 +197,7 @@
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lax $1234,y ; bf 34 12
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cpy #$12 ; c0 12
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cmp ($12,x) ; c1 12
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noop #$12 ; c2 12
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nop #$12 ; c2 12
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dcp ($12,x) ; c3 12
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cpy $12 ; c4 12
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cmp $12 ; c5 12
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@ -203,55 +206,55 @@
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iny ; c8
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cmp #$12 ; c9 12
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dex ; ca
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sbx #$12 ; cb 12
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axs #$12 ; cb 12
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cpy $1234 ; cc 34 12
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cmp $1234 ; cd 34 12
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dec $1234 ; ce 34 12
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dcp $1234 ; cf 34 12
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bne $125c ; d0 12
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bne *+$14 ; d0 12
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cmp ($12),y ; d1 12
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jam ; d2
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dcp ($12),y ; d3 12
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noop $12,x ; d4 12
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nop $12,x ; d4 12
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cmp $12,x ; d5 12
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dec $12,x ; d6 12
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dcp $12,x ; d7 12
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cld ; d8
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cmp $1234,y ; d9 34 12
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noop ; da
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nop ; da
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dcp $1234,y ; db 34 12
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noop $1234,x ; dc 34 12
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nop $1234,x ; dc 34 12
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cmp $1234,x ; dd 34 12
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dec $1234,x ; de 34 12
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dcp $1234,x ; df 34 12
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cpx #$12 ; e0 12
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sbc ($12,x) ; e1 12
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noop #$12 ; e2 12
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isb ($12,x) ; e3 12
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nop #$12 ; e2 12
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isc ($12,x) ; e3 12
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cpx $12 ; e4 12
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sbc $12 ; e5 12
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inc $12 ; e6 12
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isb $12 ; e7 12
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isc $12 ; e7 12
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inx ; e8
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sbc #$12 ; e9 12
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nop ; ea
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usbc #$12 ; eb 12
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sbc #$12 ; eb 12
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cpx $1234 ; ec 34 12
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sbc $1234 ; ed 34 12
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inc $1234 ; ee 34 12
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isb $1234 ; ef 34 12
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beq $12bc ; f0 12
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isc $1234 ; ef 34 12
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beq *+$14 ; f0 12
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sbc ($12),y ; f1 12
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jam ; f2
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isb ($12),y ; f3 12
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noop $12,x ; f4 12
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isc ($12),y ; f3 12
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nop $12,x ; f4 12
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sbc $12,x ; f5 12
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inc $12,x ; f6 12
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isb $12,x ; f7 12
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isc $12,x ; f7 12
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sed ; f8
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sbc $1234,y ; f9 34 12
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isb $1234,y ; fb 34 12
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noop $1234,x ; fc 34 12
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isc $1234,y ; fb 34 12
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nop $1234,x ; fc 34 12
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sbc $1234,x ; fd 34 12
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inc $1234,x ; fe 34 12
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isb $1234,x ; ff 34 12
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isc $1234,x ; ff 34 12
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1
testcode/assembler/illegal.ref
Normal file
1
testcode/assembler/illegal.ref
Normal file
@ -0,0 +1 @@
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4 44'/4?4;4#73O4_4[4GCWSo44{4gcwsΟ4ί4Ϋ4ΗΓΧΣο4<12>4ϋ4ηγχσ<12>4‡ƒ—―4Ώ4§£³· kKΛ 4 4€“<12>4<12>4<12>4›4»4«‹
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@ -1,6 +1,9 @@
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.setcpu "6502X"
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; all so called "illegal" opcodes. duplicated (functionally identical) ones
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; are commented out
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; first all totally stable undocs:
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slo $12 ; 07 12
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@ -127,6 +130,6 @@
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; the two so-called "highly unstable" ones:
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; lax #$12 ; ab 12
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lax #$12 ; ab 12
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ane #$12 ; 8b 12
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Binary file not shown.
@ -25,22 +25,20 @@
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asl $12,x ; 16 12
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asl a ; 0a
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bcc *+$12 ; 90 12
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bcs *+$12 ; b0 12
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beq *+$12 ; f0 12
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bcc *+$14 ; 90 12
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bcs *+$14 ; b0 12
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beq *+$14 ; f0 12
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bmi *+$14 ; 30 12
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bne *+$14 ; d0 12
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bpl *+$14 ; 10 12
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bvc *+$14 ; 50 12
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bvs *+$14 ; 70 12
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bit $12 ; 24 12
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bit $1234 ; 2c 34 12
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bmi *+$12 ; 30 12
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bne *+$12 ; d0 12
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bpl *+$12 ; 10 12
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brk ; 00
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bvc *+$12 ; 50 12
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bvs *+$12 ; 70 12
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clc ; 18
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cld ; d8
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cli ; 58
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