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gs4510.c
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gs4510.c
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#include "gs4510.h"
char* instruction_lut[] =
{
// 4502 personality
"BRK","ORA","CLE","SEE","TSB","ORA","ASL","RMB","PHP","ORA","ASL","TSY","TSB","ORA","ASL","BBR",
"BPL","ORA","ORA","BPL","TRB","ORA","ASL","RMB","CLC","ORA","INC","INZ","TRB","ORA","ASL","BBR",
"JSR","AND","JSR","JSR","BIT","AND","ROL","RMB","PLP","AND","ROL","TYS","BIT","AND","ROL","BBR",
"BMI","AND","AND","BMI","BIT","AND","ROL","RMB","SEC","AND","DEC","DEZ","BIT","AND","ROL","BBR",
"RTI","EOR","NEG","ASR","ASR","EOR","LSR","RMB","PHA","EOR","LSR","TAZ","JMP","EOR","LSR","BBR",
"BVC","EOR","EOR","BVC","ASR","EOR","LSR","RMB","CLI","EOR","PHY","TAB","MAP","EOR","LSR","BBR",
"RTS","ADC","RTS","BSR","STZ","ADC","ROR","RMB","PLA","ADC","ROR","TZA","JMP","ADC","ROR","BBR",
"BVS","ADC","ADC","BVS","STZ","ADC","ROR","RMB","SEI","ADC","PLY","TBA","JMP","ADC","ROR","BBR",
"BRA","STA","STA","BRA","STY","STA","STX","SMB","DEY","BIT","TXA","STY","STY","STA","STX","BBS",
"BCC","STA","STA","BCC","STY","STA","STX","SMB","TYA","STA","TXS","STX","STZ","STA","STZ","BBS",
"LDY","LDA","LDX","LDZ","LDY","LDA","LDX","SMB","TAY","LDA","TAX","LDZ","LDY","LDA","LDX","BBS",
"BCS","LDA","LDA","BCS","LDY","LDA","LDX","SMB","CLV","LDA","TSX","LDZ","LDY","LDA","LDX","BBS",
"CPY","CMP","CPZ","DEW","CPY","CMP","DEC","SMB","INY","CMP","DEX","ASW","CPY","CMP","DEC","BBS",
"BNE","CMP","CMP","BNE","CPZ","CMP","DEC","SMB","CLD","CMP","PHX","PHZ","CPZ","CMP","DEC","BBS",
"CPX","SBC","LDA","INW","CPX","SBC","INC","SMB","INX","SBC","EOM","ROW","CPX","SBC","INC","BBS",
"BEQ","SBC","SBC","BEQ","PHW","SBC","INC","SMB","SED","SBC","PLX","PLZ","PHW","SBC","INC","BBS",
// 6502 personality
// XXX Currently just a copy of 4502 personality
"BRK","ORA","KIL","SLO","NOP","ORA","ASL","SLO","PHP","ORA","ASL","ANC","NOP","ORA","ASL","SLO",
"BPL","ORA","KIL","SLO","NOP","ORA","ASL","SLO","CLC","ORA","NOP","SLO","NOP","ORA","ASL","SLO",
"JSR","AND","KIL","RLA","BIT","AND","ROL","RLA","PLP","AND","ROL","ANC","BIT","AND","ROL","RLA",
"BMI","AND","KIL","RLA","NOP","AND","ROL","RLA","SEC","AND","NOP","RLA","NOP","AND","ROL","RLA",
"RTI","EOR","KIL","SRE","NOP","EOR","LSR","SRE","PHA","EOR","LSR","ALR","JMP","EOR","LSR","SRE",
"BVC","EOR","KIL","SRE","NOP","EOR","LSR","SRE","CLI","EOR","NOP","SRE","NOP","EOR","LSR","SRE",
"RTS","ADC","KIL","RRA","NOP","ADC","ROR","RRA","PLA","ADC","ROR","ARR","JMP","ADC","ROR","RRA",
"BVS","ADC","KIL","RRA","NOP","ADC","ROR","RRA","SEI","ADC","NOP","RRA","NOP","ADC","ROR","RRA",
"NOP","STA","NOP","SAX","STY","STA","STX","SAX","DEY","NOP","TXA","XAA","STY","STA","STX","SAX",
"BCC","STA","KIL","AHX","STY","STA","STX","SAX","TYA","STA","TXS","TAS","SHY","STA","SHX","AHX",
"LDY","LDA","LDX","LAX","LDY","LDA","LDX","LAX","TAY","LDA","TAX","LAX","LDY","LDA","LDX","LAX",
"BCS","LDA","KIL","LAX","LDY","LDA","LDX","LAX","CLV","LDA","TSX","LAS","LDY","LDA","LDX","LAX",
"CPY","CMP","NOP","DCP","CPY","CMP","DEC","DCP","INY","CMP","DEX","AXS","CPY","CMP","DEC","DCP",
"BNE","CMP","KIL","DCP","NOP","CMP","DEC","DCP","CLD","CMP","NOP","DCP","NOP","CMP","DEC","DCP",
"CPX","SBC","NOP","ISC","CPX","SBC","INC","ISC","INX","SBC","NOP","SBC","CPX","SBC","INC","ISC",
"BEQ","SBC","KIL","ISC","NOP","SBC","INC","ISC","SED","SBC","NOP","ISC","NOP","SBC","INC","ISC"
};
type_opcode_mode opcode_mode[] =
{
{ "M_impl", 0 },
{ "M_InnX", 1 },
{ "M_nn", 1 },
{ "M_immnn", 1 },
{ "M_A", 0 },
{ "M_nnnn", 2 },
{ "M_nnrr", 2 },
{ "M_rr", 1 },
{ "M_InnY", 1 },
{ "M_InnZ", 1 },
{ "M_rrrr", 2 },
{ "M_nnX", 1 },
{ "M_nnnnY", 2 },
{ "M_nnnnX", 2 },
{ "M_Innnn", 2 },
{ "M_InnnnX", 2 },
{ "M_InnSPY", 1 },
{ "M_nnY", 1 },
{ "M_immnnnn", 2 }
};
mode_list mode_lut[] =
{
// 4502 personality first
M_impl, M_InnX, M_impl, M_impl, M_nn, M_nn, M_nn, M_nn,
M_impl, M_immnn, M_A, M_impl, M_nnnn, M_nnnn, M_nnnn, M_nnrr,
M_rr, M_InnY, M_InnZ, M_rrrr, M_nn, M_nnX, M_nnX, M_nn,
M_impl, M_nnnnY, M_impl, M_impl, M_nnnn, M_nnnnX, M_nnnnX, M_nnrr,
M_nnnn, M_InnX, M_Innnn, M_InnnnX,M_nn, M_nn, M_nn, M_nn,
M_impl, M_immnn, M_A, M_impl, M_nnnn, M_nnnn, M_nnnn, M_nnrr,
M_rr, M_InnY, M_InnZ, M_rrrr, M_nnX, M_nnX, M_nnX, M_nn,
M_impl, M_nnnnY, M_impl, M_impl, M_nnnnX, M_nnnnX, M_nnnnX, M_nnrr,
M_impl, M_InnX, M_impl, M_impl, M_nn, M_nn, M_nn, M_nn,
M_impl, M_immnn, M_A, M_impl, M_nnnn, M_nnnn, M_nnnn, M_nnrr,
M_rr, M_InnY, M_InnZ, M_rrrr, M_nnX, M_nnX, M_nnX, M_nn,
M_impl, M_nnnnY, M_impl, M_impl, M_impl, M_nnnnX, M_nnnnX, M_nnrr,
// $63 BSR $nnnn is 16-bit relative on the 4502. We treat it as absolute
// mode, with microcode being used to select relative addressing.
M_impl, M_InnX, M_immnn, M_nnnn, M_nn, M_nn, M_nn, M_nn,
M_impl, M_immnn, M_A, M_impl, M_Innnn, M_nnnn, M_nnnn, M_nnrr,
M_rr, M_InnY, M_InnZ, M_rrrr, M_nnX, M_nnX, M_nnX, M_nn,
M_impl, M_nnnnY, M_impl, M_impl, M_InnnnX,M_nnnnX, M_nnnnX, M_nnrr,
M_rr, M_InnX, M_InnSPY,M_rrrr, M_nn, M_nn, M_nn, M_nn,
M_impl, M_immnn, M_impl, M_nnnnX, M_nnnn, M_nnnn, M_nnnn, M_nnrr,
M_rr, M_InnY, M_InnZ, M_rrrr, M_nnX, M_nnX, M_nnY, M_nn,
M_impl, M_nnnnY, M_impl, M_nnnnY, M_nnnn, M_nnnnX, M_nnnnX, M_nnrr,
M_immnn, M_InnX, M_immnn, M_immnn, M_nn, M_nn, M_nn, M_nn,
M_impl, M_immnn, M_impl, M_nnnn, M_nnnn, M_nnnn, M_nnnn, M_nnrr,
M_rr, M_InnY, M_InnZ, M_rrrr, M_nnX, M_nnX, M_nnY, M_nn,
M_impl, M_nnnnY, M_impl, M_nnnnX, M_nnnnX, M_nnnnX, M_nnnnY, M_nnrr,
M_immnn, M_InnX, M_immnn, M_nn, M_nn, M_nn, M_nn, M_nn,
M_impl, M_immnn, M_impl, M_nnnn, M_nnnn, M_nnnn, M_nnnn, M_nnrr,
M_rr, M_InnY, M_InnZ, M_rrrr, M_nn, M_nnX, M_nnX, M_nn,
M_impl, M_nnnnY, M_impl, M_impl, M_nnnn, M_nnnnX, M_nnnnX, M_nnrr,
M_immnn, M_InnX, M_InnSPY,M_nn, M_nn, M_nn, M_nn, M_nn,
M_impl, M_immnn, M_impl, M_nnnn, M_nnnn, M_nnnn, M_nnnn, M_nnrr,
M_rr, M_InnY, M_InnZ, M_rrrr, M_immnnnn,M_nnX, M_nnX, M_nn,
M_impl, M_nnnnY, M_impl, M_impl, M_nnnn, M_nnnnX, M_nnnnX, M_nnrr,
// 6502 personality
// XXX currently just a copy of 4502 personality
M_impl,M_InnX,M_impl,M_InnX,M_nn,M_nn,M_nn,M_nn,
M_impl,M_immnn,M_impl,M_immnn,M_nnnn,M_nnnn,M_nnnn,M_nnnn,
M_rr,M_InnY,M_impl,M_InnY,M_nnX,M_nnX,M_nnX,M_nnX,
M_impl,M_nnnnY,M_impl,M_nnnnY,M_nnnnX,M_nnnnX,M_nnnnX,M_nnnnX,
M_nnnn,M_InnX,M_impl,M_InnX,M_nn,M_nn,M_nn,M_nn,
M_impl,M_immnn,M_impl,M_immnn,M_nnnn,M_nnnn,M_nnnn,M_nnnn,
M_rr,M_InnY,M_impl,M_InnY,M_nnX,M_nnX,M_nnX,M_nnX,
M_impl,M_nnnnY,M_impl,M_nnnnY,M_nnnnX,M_nnnnX,M_nnnnX,M_nnnnX,
M_impl,M_InnX,M_impl,M_InnX,M_nn,M_nn,M_nn,M_nn,
M_impl,M_immnn,M_impl,M_immnn,M_nnnn,M_nnnn,M_nnnn,M_nnnn,
M_rr,M_InnY,M_impl,M_InnY,M_nnX,M_nnX,M_nnX,M_nnX,
M_impl,M_nnnnY,M_impl,M_nnnnY,M_nnnnX,M_nnnnX,M_nnnnX,M_nnnnX,
M_impl,M_InnX,M_impl,M_InnX,M_nn,M_nn,M_nn,M_nn,
M_impl,M_immnn,M_impl,M_immnn,M_Innnn,M_nnnn,M_nnnn,M_nnnn,
M_rr,M_InnY,M_impl,M_InnY,M_nnX,M_nnX,M_nnX,M_nnX,
M_impl,M_nnnnY,M_impl,M_nnnnY,M_nnnnX,M_nnnnX,M_nnnnX,M_nnnnX,
M_immnn,M_InnX,M_immnn,M_InnX,M_nn,M_nn,M_nn,M_nn,
M_impl,M_immnn,M_impl,M_immnn,M_nnnn,M_nnnn,M_nnnn,M_nnnn,
M_rr,M_InnY,M_impl,M_InnY,M_nnX,M_nnX,M_nnY,M_nnY,
M_impl,M_nnnnY,M_impl,M_nnnnY,M_nnnnX,M_nnnnX,M_nnnnY,M_nnnnY,
M_immnn,M_InnX,M_immnn,M_InnX,M_nn,M_nn,M_nn,M_nn,
M_impl,M_immnn,M_impl,M_immnn,M_nnnn,M_nnnn,M_nnnn,M_nnnn,
M_rr,M_InnY,M_impl,M_InnY,M_nnX,M_nnX,M_nnY,M_nnY,
M_impl,M_nnnnY,M_impl,M_nnnnY,M_nnnnX,M_nnnnX,M_nnnnY,M_nnnnY,
M_immnn,M_InnX,M_immnn,M_InnX,M_nn,M_nn,M_nn,M_nn,
M_impl,M_immnn,M_impl,M_immnn,M_nnnn,M_nnnn,M_nnnn,M_nnnn,
M_rr,M_InnY,M_impl,M_InnY,M_nnX,M_nnX,M_nnX,M_nnX,
M_impl,M_nnnnY,M_impl,M_nnnnY,M_nnnnX,M_nnnnX,M_nnnnX,M_nnnnX,
M_immnn,M_InnX,M_immnn,M_InnX,M_nn,M_nn,M_nn,M_nn,
M_impl,M_immnn,M_impl,M_immnn,M_nnnn,M_nnnn,M_nnnn,M_nnnn,
M_rr,M_InnY,M_impl,M_InnY,M_nnX,M_nnX,M_nnX,M_nnX,
M_impl,M_nnnnY,M_impl,M_nnnnY,M_nnnnX,M_nnnnX,M_nnnnX,M_nnnnX
};