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https://github.com/holub/mame
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Merge pull request #1715 from npwoods/dasmstream_r3000
Changed the r3000 disassembler to use 'std::ostream &' internally
This commit is contained in:
Vas Crabb
GitHub
commit
89dca763f9
@ -92,7 +92,7 @@ static inline char *signed_16bit(int16_t val)
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return temp;
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}
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static uint32_t dasm_cop(uint32_t pc, int cop, uint32_t op, char *buffer)
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static uint32_t dasm_cop(uint32_t pc, int cop, uint32_t op, std::ostream &stream)
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{
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int rt = (op >> 16) & 31;
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int rd = (op >> 11) & 31;
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@ -100,18 +100,18 @@ static uint32_t dasm_cop(uint32_t pc, int cop, uint32_t op, char *buffer)
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switch ((op >> 21) & 31)
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{
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case 0x00: sprintf(buffer, "mfc%d %s,%s", cop, reg[rt], cpreg[cop][rd]); break;
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case 0x02: sprintf(buffer, "cfc%d %s,%s", cop, reg[rt], ccreg[cop][rd]); break;
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case 0x04: sprintf(buffer, "mtc%d %s,%s", cop, reg[rt], cpreg[cop][rd]); break;
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case 0x06: sprintf(buffer, "ctc%d %s,%s", cop, reg[rt], ccreg[cop][rd]); break;
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case 0x00: util::stream_format(stream, "mfc%d %s,%s", cop, reg[rt], cpreg[cop][rd]); break;
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case 0x02: util::stream_format(stream, "cfc%d %s,%s", cop, reg[rt], ccreg[cop][rd]); break;
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case 0x04: util::stream_format(stream, "mtc%d %s,%s", cop, reg[rt], cpreg[cop][rd]); break;
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case 0x06: util::stream_format(stream, "ctc%d %s,%s", cop, reg[rt], ccreg[cop][rd]); break;
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case 0x08: /* BC */
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switch (rt)
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{
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case 0x00: sprintf(buffer, "bc%df $%08x", cop, pc + 4 + ((int16_t)op << 2)); break;
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case 0x01: sprintf(buffer, "bc%dt $%08x", cop, pc + 4 + ((int16_t)op << 2)); break;
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case 0x02: sprintf(buffer, "bc%dfl [invalid]", cop); break;
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case 0x03: sprintf(buffer, "bc%dtl [invalid]", cop); break;
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default: sprintf(buffer, "dc.l $%08x [invalid]", op); break;
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case 0x00: util::stream_format(stream, "bc%df $%08x", cop, pc + 4 + ((int16_t)op << 2)); break;
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case 0x01: util::stream_format(stream, "bc%dt $%08x", cop, pc + 4 + ((int16_t)op << 2)); break;
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case 0x02: util::stream_format(stream, "bc%dfl [invalid]", cop); break;
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case 0x03: util::stream_format(stream, "bc%dtl [invalid]", cop); break;
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default: util::stream_format(stream, "dc.l $%08x [invalid]", op); break;
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}
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break;
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case 0x10:
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@ -134,25 +134,25 @@ static uint32_t dasm_cop(uint32_t pc, int cop, uint32_t op, char *buffer)
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{
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switch (op & 0x01ffffff)
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{
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case 0x01: sprintf(buffer, "tlbr"); break;
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case 0x02: sprintf(buffer, "tlbwi"); break;
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case 0x06: sprintf(buffer, "tlbwr"); break;
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case 0x08: sprintf(buffer, "tlbp"); break;
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case 0x10: sprintf(buffer, "rfe"); break;
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case 0x18: sprintf(buffer, "eret [invalid]"); break;
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default: sprintf(buffer, "cop%d $%07x", cop, op & 0x01ffffff); break;
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case 0x01: util::stream_format(stream, "tlbr"); break;
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case 0x02: util::stream_format(stream, "tlbwi"); break;
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case 0x06: util::stream_format(stream, "tlbwr"); break;
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case 0x08: util::stream_format(stream, "tlbp"); break;
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case 0x10: util::stream_format(stream, "rfe"); break;
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case 0x18: util::stream_format(stream, "eret [invalid]"); break;
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default: util::stream_format(stream, "cop%d $%07x", cop, op & 0x01ffffff); break;
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}
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}
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else
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sprintf(buffer, "cop%d $%07x", cop, op & 0x01ffffff);
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util::stream_format(stream, "cop%d $%07x", cop, op & 0x01ffffff);
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break;
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default: sprintf(buffer, "dc.l $%08x [invalid]", op); break;
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default: util::stream_format(stream, "dc.l $%08x [invalid]", op); break;
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}
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return flags;
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}
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static uint32_t dasm_cop1(uint32_t pc, uint32_t op, char *buffer)
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static uint32_t dasm_cop1(uint32_t pc, uint32_t op, std::ostream &stream)
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{
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static const char *const format_table[] =
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{
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@ -169,73 +169,73 @@ static uint32_t dasm_cop1(uint32_t pc, uint32_t op, char *buffer)
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switch ((op >> 21) & 31)
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{
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case 0x00: sprintf(buffer, "mfc1 %s,%s", reg[rt], cpreg[1][rd]); break;
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case 0x01: sprintf(buffer, "dmfc1 %s,%s", reg[rt], cpreg[1][rd]); break;
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case 0x02: sprintf(buffer, "cfc1 %s,%s", reg[rt], ccreg[1][rd]); break;
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case 0x04: sprintf(buffer, "mtc1 %s,%s", reg[rt], cpreg[1][rd]); break;
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case 0x05: sprintf(buffer, "dmtc1 %s,%s", reg[rt], cpreg[1][rd]); break;
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case 0x06: sprintf(buffer, "ctc1 %s,%s", reg[rt], ccreg[1][rd]); break;
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case 0x00: util::stream_format(stream, "mfc1 %s,%s", reg[rt], cpreg[1][rd]); break;
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case 0x01: util::stream_format(stream, "dmfc1 %s,%s", reg[rt], cpreg[1][rd]); break;
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case 0x02: util::stream_format(stream, "cfc1 %s,%s", reg[rt], ccreg[1][rd]); break;
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case 0x04: util::stream_format(stream, "mtc1 %s,%s", reg[rt], cpreg[1][rd]); break;
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case 0x05: util::stream_format(stream, "dmtc1 %s,%s", reg[rt], cpreg[1][rd]); break;
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case 0x06: util::stream_format(stream, "ctc1 %s,%s", reg[rt], ccreg[1][rd]); break;
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case 0x08: /* BC */
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switch (rt & 3)
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{
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case 0x00: sprintf(buffer, "bc1f $%08x,%d", pc + 4 + ((int16_t)op << 2), (op >> 18) & 7); break;
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case 0x01: sprintf(buffer, "bc1t $%08x,%d", pc + 4 + ((int16_t)op << 2), (op >> 18) & 7); break;
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case 0x02: sprintf(buffer, "bc1fl $%08x,%d", pc + 4 + ((int16_t)op << 2), (op >> 18) & 7); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
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case 0x03: sprintf(buffer, "bc1tl $%08x,%d", pc + 4 + ((int16_t)op << 2), (op >> 18) & 7); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
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case 0x00: util::stream_format(stream, "bc1f $%08x,%d", pc + 4 + ((int16_t)op << 2), (op >> 18) & 7); break;
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case 0x01: util::stream_format(stream, "bc1t $%08x,%d", pc + 4 + ((int16_t)op << 2), (op >> 18) & 7); break;
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case 0x02: util::stream_format(stream, "bc1fl $%08x,%d", pc + 4 + ((int16_t)op << 2), (op >> 18) & 7); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
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case 0x03: util::stream_format(stream, "bc1tl $%08x,%d", pc + 4 + ((int16_t)op << 2), (op >> 18) & 7); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
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}
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break;
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default: /* COP */
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switch (op & 0x3f)
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{
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case 0x00: sprintf(buffer, "add.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], cpreg[1][ft]); break;
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case 0x01: sprintf(buffer, "sub.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], cpreg[1][ft]); break;
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case 0x02: sprintf(buffer, "mul.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], cpreg[1][ft]); break;
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case 0x03: sprintf(buffer, "div.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], cpreg[1][ft]); break;
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case 0x04: sprintf(buffer, "sqrt.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x05: sprintf(buffer, "abs.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x06: sprintf(buffer, "mov.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x07: sprintf(buffer, "neg.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x08: sprintf(buffer, "round.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x09: sprintf(buffer, "trunc.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0a: sprintf(buffer, "ceil.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0b: sprintf(buffer, "floor.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0c: sprintf(buffer, "round.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0d: sprintf(buffer, "trunc.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0e: sprintf(buffer, "ceil.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0f: sprintf(buffer, "floor.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x11: sprintf(buffer, "mov%c.%s %s,%s,%d", ((op >> 16) & 1) ? 't' : 'f', fmt, cpreg[1][fd], cpreg[1][fs], (op >> 18) & 7); break;
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case 0x12: sprintf(buffer, "movz.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], reg[rt]); break;
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case 0x13: sprintf(buffer, "movn.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], reg[rt]); break;
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case 0x15: sprintf(buffer, "recip.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x16: sprintf(buffer, "rsqrt.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x20: sprintf(buffer, "cvt.s.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x21: sprintf(buffer, "cvt.d.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x24: sprintf(buffer, "cvt.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x25: sprintf(buffer, "cvt.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x30: sprintf(buffer, "c.f.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x31: sprintf(buffer, "c.un.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x32: sprintf(buffer, "c.eq.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x33: sprintf(buffer, "c.ueq.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x34: sprintf(buffer, "c.olt.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x35: sprintf(buffer, "c.ult.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x36: sprintf(buffer, "c.ole.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x37: sprintf(buffer, "c.ule.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x38: sprintf(buffer, "c.sf.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x39: sprintf(buffer, "c.ngle.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7);break;
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case 0x3a: sprintf(buffer, "c.seq.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3b: sprintf(buffer, "c.ngl.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3c: sprintf(buffer, "c.lt.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3d: sprintf(buffer, "c.nge.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3e: sprintf(buffer, "c.le.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3f: sprintf(buffer, "c.ngt.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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default: sprintf(buffer, "cop1 $%07x", op & 0x01ffffff); break;
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case 0x00: util::stream_format(stream, "add.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], cpreg[1][ft]); break;
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case 0x01: util::stream_format(stream, "sub.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], cpreg[1][ft]); break;
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case 0x02: util::stream_format(stream, "mul.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], cpreg[1][ft]); break;
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case 0x03: util::stream_format(stream, "div.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], cpreg[1][ft]); break;
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case 0x04: util::stream_format(stream, "sqrt.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x05: util::stream_format(stream, "abs.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x06: util::stream_format(stream, "mov.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x07: util::stream_format(stream, "neg.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x08: util::stream_format(stream, "round.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x09: util::stream_format(stream, "trunc.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0a: util::stream_format(stream, "ceil.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0b: util::stream_format(stream, "floor.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0c: util::stream_format(stream, "round.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0d: util::stream_format(stream, "trunc.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0e: util::stream_format(stream, "ceil.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x0f: util::stream_format(stream, "floor.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x11: util::stream_format(stream, "mov%c.%s %s,%s,%d", ((op >> 16) & 1) ? 't' : 'f', fmt, cpreg[1][fd], cpreg[1][fs], (op >> 18) & 7); break;
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case 0x12: util::stream_format(stream, "movz.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], reg[rt]); break;
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case 0x13: util::stream_format(stream, "movn.%s %s,%s,%s", fmt, cpreg[1][fd], cpreg[1][fs], reg[rt]); break;
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case 0x15: util::stream_format(stream, "recip.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x16: util::stream_format(stream, "rsqrt.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x20: util::stream_format(stream, "cvt.s.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x21: util::stream_format(stream, "cvt.d.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x24: util::stream_format(stream, "cvt.w.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x25: util::stream_format(stream, "cvt.l.%s %s,%s", fmt, cpreg[1][fd], cpreg[1][fs]); break;
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case 0x30: util::stream_format(stream, "c.f.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x31: util::stream_format(stream, "c.un.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x32: util::stream_format(stream, "c.eq.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x33: util::stream_format(stream, "c.ueq.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x34: util::stream_format(stream, "c.olt.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x35: util::stream_format(stream, "c.ult.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x36: util::stream_format(stream, "c.ole.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x37: util::stream_format(stream, "c.ule.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x38: util::stream_format(stream, "c.sf.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x39: util::stream_format(stream, "c.ngle.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7);break;
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case 0x3a: util::stream_format(stream, "c.seq.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3b: util::stream_format(stream, "c.ngl.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3c: util::stream_format(stream, "c.lt.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3d: util::stream_format(stream, "c.nge.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3e: util::stream_format(stream, "c.le.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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case 0x3f: util::stream_format(stream, "c.ngt.%s %s,%s,%d", fmt, cpreg[1][fs], cpreg[1][ft], (op >> 8) & 7); break;
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default: util::stream_format(stream, "cop1 $%07x", op & 0x01ffffff); break;
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}
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break;
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}
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return flags;
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}
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static unsigned dasmr3k(char *buffer, unsigned pc, uint32_t op)
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static unsigned dasmr3k(std::ostream &stream, unsigned pc, uint32_t op)
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{
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int rs = (op >> 21) & 31;
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int rt = (op >> 16) & 31;
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@ -249,135 +249,145 @@ static unsigned dasmr3k(char *buffer, unsigned pc, uint32_t op)
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switch (op & 63)
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{
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case 0x00: if (op == 0)
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sprintf(buffer, "nop");
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util::stream_format(stream, "nop");
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else
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sprintf(buffer, "sll %s,%s,%d", reg[rd], reg[rt], shift);
|
||||
util::stream_format(stream, "sll %s,%s,%d", reg[rd], reg[rt], shift);
|
||||
break;
|
||||
case 0x02: sprintf(buffer, "srl %s,%s,%d", reg[rd], reg[rt], shift); break;
|
||||
case 0x03: sprintf(buffer, "sra %s,%s,%d", reg[rd], reg[rt], shift); break;
|
||||
case 0x04: sprintf(buffer, "sllv %s,%s,%s", reg[rd], reg[rt], reg[rs]); break;
|
||||
case 0x06: sprintf(buffer, "srlv %s,%s,%s", reg[rd], reg[rt], reg[rs]); break;
|
||||
case 0x07: sprintf(buffer, "srav %s,%s,%s", reg[rd], reg[rt], reg[rs]); break;
|
||||
case 0x08: sprintf(buffer, "jr %s", reg[rs]); if (rs == 31) flags = DASMFLAG_STEP_OUT; break;
|
||||
case 0x02: util::stream_format(stream, "srl %s,%s,%d", reg[rd], reg[rt], shift); break;
|
||||
case 0x03: util::stream_format(stream, "sra %s,%s,%d", reg[rd], reg[rt], shift); break;
|
||||
case 0x04: util::stream_format(stream, "sllv %s,%s,%s", reg[rd], reg[rt], reg[rs]); break;
|
||||
case 0x06: util::stream_format(stream, "srlv %s,%s,%s", reg[rd], reg[rt], reg[rs]); break;
|
||||
case 0x07: util::stream_format(stream, "srav %s,%s,%s", reg[rd], reg[rt], reg[rs]); break;
|
||||
case 0x08: util::stream_format(stream, "jr %s", reg[rs]); if (rs == 31) flags = DASMFLAG_STEP_OUT; break;
|
||||
case 0x09: if (rd == 31)
|
||||
sprintf(buffer, "jalr %s", reg[rs]);
|
||||
util::stream_format(stream, "jalr %s", reg[rs]);
|
||||
else
|
||||
sprintf(buffer, "jalr %s,%s", reg[rs], reg[rd]);
|
||||
util::stream_format(stream, "jalr %s,%s", reg[rs], reg[rd]);
|
||||
flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1);
|
||||
break;
|
||||
case 0x0c: sprintf(buffer, "syscall"); flags = DASMFLAG_STEP_OVER; break;
|
||||
case 0x0d: sprintf(buffer, "break"); flags = DASMFLAG_STEP_OVER; break;
|
||||
case 0x0f: sprintf(buffer, "sync [invalid]"); break;
|
||||
case 0x10: sprintf(buffer, "mfhi %s", reg[rd]); break;
|
||||
case 0x11: sprintf(buffer, "mthi %s", reg[rs]); break;
|
||||
case 0x12: sprintf(buffer, "mflo %s", reg[rd]); break;
|
||||
case 0x13: sprintf(buffer, "mtlo %s", reg[rs]); break;
|
||||
case 0x18: sprintf(buffer, "mult %s,%s", reg[rs], reg[rt]); break;
|
||||
case 0x19: sprintf(buffer, "multu %s,%s", reg[rs], reg[rt]); break;
|
||||
case 0x1a: sprintf(buffer, "div %s,%s", reg[rs], reg[rt]); break;
|
||||
case 0x1b: sprintf(buffer, "divu %s,%s", reg[rs], reg[rt]); break;
|
||||
case 0x20: sprintf(buffer, "add %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x21: sprintf(buffer, "addu %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x22: sprintf(buffer, "sub %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x23: sprintf(buffer, "subu %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x24: sprintf(buffer, "and %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x25: sprintf(buffer, "or %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x26: sprintf(buffer, "xor %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x27: sprintf(buffer, "nor %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x2a: sprintf(buffer, "slt %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x2b: sprintf(buffer, "sltu %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x30: sprintf(buffer, "teq [invalid]"); break;
|
||||
case 0x31: sprintf(buffer, "tgeu [invalid]"); break;
|
||||
case 0x32: sprintf(buffer, "tlt [invalid]"); break;
|
||||
case 0x33: sprintf(buffer, "tltu [invalid]"); break;
|
||||
case 0x34: sprintf(buffer, "tge [invalid]"); break;
|
||||
case 0x36: sprintf(buffer, "tne [invalid]"); break;
|
||||
default: sprintf(buffer, "dc.l $%08x [invalid]", op); break;
|
||||
case 0x0c: util::stream_format(stream, "syscall"); flags = DASMFLAG_STEP_OVER; break;
|
||||
case 0x0d: util::stream_format(stream, "break"); flags = DASMFLAG_STEP_OVER; break;
|
||||
case 0x0f: util::stream_format(stream, "sync [invalid]"); break;
|
||||
case 0x10: util::stream_format(stream, "mfhi %s", reg[rd]); break;
|
||||
case 0x11: util::stream_format(stream, "mthi %s", reg[rs]); break;
|
||||
case 0x12: util::stream_format(stream, "mflo %s", reg[rd]); break;
|
||||
case 0x13: util::stream_format(stream, "mtlo %s", reg[rs]); break;
|
||||
case 0x18: util::stream_format(stream, "mult %s,%s", reg[rs], reg[rt]); break;
|
||||
case 0x19: util::stream_format(stream, "multu %s,%s", reg[rs], reg[rt]); break;
|
||||
case 0x1a: util::stream_format(stream, "div %s,%s", reg[rs], reg[rt]); break;
|
||||
case 0x1b: util::stream_format(stream, "divu %s,%s", reg[rs], reg[rt]); break;
|
||||
case 0x20: util::stream_format(stream, "add %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x21: util::stream_format(stream, "addu %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x22: util::stream_format(stream, "sub %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x23: util::stream_format(stream, "subu %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x24: util::stream_format(stream, "and %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x25: util::stream_format(stream, "or %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x26: util::stream_format(stream, "xor %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x27: util::stream_format(stream, "nor %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x2a: util::stream_format(stream, "slt %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x2b: util::stream_format(stream, "sltu %s,%s,%s", reg[rd], reg[rs], reg[rt]); break;
|
||||
case 0x30: util::stream_format(stream, "teq [invalid]"); break;
|
||||
case 0x31: util::stream_format(stream, "tgeu [invalid]"); break;
|
||||
case 0x32: util::stream_format(stream, "tlt [invalid]"); break;
|
||||
case 0x33: util::stream_format(stream, "tltu [invalid]"); break;
|
||||
case 0x34: util::stream_format(stream, "tge [invalid]"); break;
|
||||
case 0x36: util::stream_format(stream, "tne [invalid]"); break;
|
||||
default: util::stream_format(stream, "dc.l $%08x [invalid]", op); break;
|
||||
}
|
||||
break;
|
||||
|
||||
case 0x01: /* REGIMM */
|
||||
switch ((op >> 16) & 31)
|
||||
{
|
||||
case 0x00: sprintf(buffer, "bltz %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); break;
|
||||
case 0x01: sprintf(buffer, "bgez %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); break;
|
||||
case 0x02: sprintf(buffer, "bltzl [invalid]"); break;
|
||||
case 0x03: sprintf(buffer, "bgezl [invalid]"); break;
|
||||
case 0x08: sprintf(buffer, "tgei [invalid]"); break;
|
||||
case 0x09: sprintf(buffer, "tgeiu [invalid]"); break;
|
||||
case 0x0a: sprintf(buffer, "tlti [invalid]"); break;
|
||||
case 0x0b: sprintf(buffer, "tltiu [invalid]"); break;
|
||||
case 0x0c: sprintf(buffer, "teqi [invalid]"); break;
|
||||
case 0x0e: sprintf(buffer, "tnei [invalid]"); break;
|
||||
case 0x10: sprintf(buffer, "bltzal %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
|
||||
case 0x11: sprintf(buffer, "bgezal %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
|
||||
case 0x12: sprintf(buffer, "bltzall [invalid]"); break;
|
||||
case 0x13: sprintf(buffer, "bgezall [invalid]"); break;
|
||||
default: sprintf(buffer, "dc.l $%08x [invalid]", op); break;
|
||||
case 0x00: util::stream_format(stream, "bltz %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); break;
|
||||
case 0x01: util::stream_format(stream, "bgez %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); break;
|
||||
case 0x02: util::stream_format(stream, "bltzl [invalid]"); break;
|
||||
case 0x03: util::stream_format(stream, "bgezl [invalid]"); break;
|
||||
case 0x08: util::stream_format(stream, "tgei [invalid]"); break;
|
||||
case 0x09: util::stream_format(stream, "tgeiu [invalid]"); break;
|
||||
case 0x0a: util::stream_format(stream, "tlti [invalid]"); break;
|
||||
case 0x0b: util::stream_format(stream, "tltiu [invalid]"); break;
|
||||
case 0x0c: util::stream_format(stream, "teqi [invalid]"); break;
|
||||
case 0x0e: util::stream_format(stream, "tnei [invalid]"); break;
|
||||
case 0x10: util::stream_format(stream, "bltzal %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
|
||||
case 0x11: util::stream_format(stream, "bgezal %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
|
||||
case 0x12: util::stream_format(stream, "bltzall [invalid]"); break;
|
||||
case 0x13: util::stream_format(stream, "bgezall [invalid]"); break;
|
||||
default: util::stream_format(stream, "dc.l $%08x [invalid]", op); break;
|
||||
}
|
||||
break;
|
||||
|
||||
case 0x02: sprintf(buffer, "j $%08x", (pc & 0xf0000000) | ((op & 0x0fffffff) << 2)); break;
|
||||
case 0x03: sprintf(buffer, "jal $%08x", (pc & 0xf0000000) | ((op & 0x0fffffff) << 2)); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
|
||||
case 0x02: util::stream_format(stream, "j $%08x", (pc & 0xf0000000) | ((op & 0x0fffffff) << 2)); break;
|
||||
case 0x03: util::stream_format(stream, "jal $%08x", (pc & 0xf0000000) | ((op & 0x0fffffff) << 2)); flags = DASMFLAG_STEP_OVER | DASMFLAG_STEP_OVER_EXTRA(1); break;
|
||||
case 0x04: if (rs == 0 && rt == 0)
|
||||
sprintf(buffer, "b $%08x", pc + 4 + ((int16_t)op << 2));
|
||||
util::stream_format(stream, "b $%08x", pc + 4 + ((int16_t)op << 2));
|
||||
else
|
||||
sprintf(buffer, "beq %s,%s,$%08x", reg[rs], reg[rt], pc + 4 + ((int16_t)op << 2));
|
||||
util::stream_format(stream, "beq %s,%s,$%08x", reg[rs], reg[rt], pc + 4 + ((int16_t)op << 2));
|
||||
break;
|
||||
case 0x05: sprintf(buffer, "bne %s,%s,$%08x", reg[rs], reg[rt], pc + 4 + ((int16_t)op << 2));break;
|
||||
case 0x06: sprintf(buffer, "blez %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); break;
|
||||
case 0x07: sprintf(buffer, "bgtz %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); break;
|
||||
case 0x08: sprintf(buffer, "addi %s,%s,%s", reg[rt], reg[rs], signed_16bit(op)); break;
|
||||
case 0x09: sprintf(buffer, "addiu %s,%s,%s", reg[rt], reg[rs], signed_16bit(op)); break;
|
||||
case 0x0a: sprintf(buffer, "slti %s,%s,%s", reg[rt], reg[rs], signed_16bit(op)); break;
|
||||
case 0x0b: sprintf(buffer, "sltiu %s,%s,%s", reg[rt], reg[rs], signed_16bit(op)); break;
|
||||
case 0x0c: sprintf(buffer, "andi %s,%s,$%04x", reg[rt], reg[rs], (uint16_t)op); break;
|
||||
case 0x0d: sprintf(buffer, "ori %s,%s,$%04x", reg[rt], reg[rs], (uint16_t)op); break;
|
||||
case 0x0e: sprintf(buffer, "xori %s,%s,$%04x", reg[rt], reg[rs], (uint16_t)op); break;
|
||||
case 0x0f: sprintf(buffer, "lui %s,$%04x", reg[rt], (uint16_t)op); break;
|
||||
case 0x10: flags = dasm_cop(pc, 0, op, buffer); break;
|
||||
case 0x11: flags = dasm_cop1(pc, op, buffer); break;
|
||||
case 0x12: flags = dasm_cop(pc, 2, op, buffer); break;
|
||||
case 0x13: flags = dasm_cop(pc, 3, op, buffer); break;
|
||||
case 0x14: sprintf(buffer, "beql [invalid]"); break;
|
||||
case 0x15: sprintf(buffer, "bnel [invalid]"); break;
|
||||
case 0x16: sprintf(buffer, "blezl [invalid]"); break;
|
||||
case 0x17: sprintf(buffer, "bgtzl [invalid]"); break;
|
||||
case 0x20: sprintf(buffer, "lb %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x21: sprintf(buffer, "lh %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x22: sprintf(buffer, "lwl %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x23: sprintf(buffer, "lw %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x24: sprintf(buffer, "lbu %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x25: sprintf(buffer, "lhu %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x26: sprintf(buffer, "lwr %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x28: sprintf(buffer, "sb %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x29: sprintf(buffer, "sh %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x2a: sprintf(buffer, "swl %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x2b: sprintf(buffer, "sw %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x2e: sprintf(buffer, "swr %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x2f: sprintf(buffer, "cache [invalid]"); break;
|
||||
case 0x30: sprintf(buffer, "ll [invalid]"); break;
|
||||
case 0x31: sprintf(buffer, "lwc1 %s,%s(%s)", cpreg[1][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x32: sprintf(buffer, "lwc2 %s,%s(%s)", cpreg[2][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x33: sprintf(buffer, "lwc3 %s,%s(%s)", cpreg[3][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x34: sprintf(buffer, "ldc0 [invalid]"); break;
|
||||
case 0x35: sprintf(buffer, "ldc1 [invalid]"); break;
|
||||
case 0x36: sprintf(buffer, "ldc2 [invalid]"); break;
|
||||
case 0x37: sprintf(buffer, "ldc3 [invalid]"); break;
|
||||
case 0x38: sprintf(buffer, "sc [invalid]"); break;
|
||||
case 0x39: sprintf(buffer, "swc1 %s,%s(%s)", cpreg[1][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x3a: sprintf(buffer, "swc2 %s,%s(%s)", cpreg[2][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x3b: sprintf(buffer, "swc3 %s,%s(%s)", cpreg[3][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x3c: sprintf(buffer, "sdc0 [invalid]"); break;
|
||||
case 0x3d: sprintf(buffer, "sdc1 [invalid]"); break;
|
||||
case 0x3e: sprintf(buffer, "sdc2 [invalid]"); break;
|
||||
case 0x3f: sprintf(buffer, "sdc3 [invalid]"); break;
|
||||
default: sprintf(buffer, "dc.l $%08x [invalid]", op); break;
|
||||
case 0x05: util::stream_format(stream, "bne %s,%s,$%08x", reg[rs], reg[rt], pc + 4 + ((int16_t)op << 2));break;
|
||||
case 0x06: util::stream_format(stream, "blez %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); break;
|
||||
case 0x07: util::stream_format(stream, "bgtz %s,$%08x", reg[rs], pc + 4 + ((int16_t)op << 2)); break;
|
||||
case 0x08: util::stream_format(stream, "addi %s,%s,%s", reg[rt], reg[rs], signed_16bit(op)); break;
|
||||
case 0x09: util::stream_format(stream, "addiu %s,%s,%s", reg[rt], reg[rs], signed_16bit(op)); break;
|
||||
case 0x0a: util::stream_format(stream, "slti %s,%s,%s", reg[rt], reg[rs], signed_16bit(op)); break;
|
||||
case 0x0b: util::stream_format(stream, "sltiu %s,%s,%s", reg[rt], reg[rs], signed_16bit(op)); break;
|
||||
case 0x0c: util::stream_format(stream, "andi %s,%s,$%04x", reg[rt], reg[rs], (uint16_t)op); break;
|
||||
case 0x0d: util::stream_format(stream, "ori %s,%s,$%04x", reg[rt], reg[rs], (uint16_t)op); break;
|
||||
case 0x0e: util::stream_format(stream, "xori %s,%s,$%04x", reg[rt], reg[rs], (uint16_t)op); break;
|
||||
case 0x0f: util::stream_format(stream, "lui %s,$%04x", reg[rt], (uint16_t)op); break;
|
||||
case 0x10: flags = dasm_cop(pc, 0, op, stream); break;
|
||||
case 0x11: flags = dasm_cop1(pc, op, stream); break;
|
||||
case 0x12: flags = dasm_cop(pc, 2, op, stream); break;
|
||||
case 0x13: flags = dasm_cop(pc, 3, op, stream); break;
|
||||
case 0x14: util::stream_format(stream, "beql [invalid]"); break;
|
||||
case 0x15: util::stream_format(stream, "bnel [invalid]"); break;
|
||||
case 0x16: util::stream_format(stream, "blezl [invalid]"); break;
|
||||
case 0x17: util::stream_format(stream, "bgtzl [invalid]"); break;
|
||||
case 0x20: util::stream_format(stream, "lb %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x21: util::stream_format(stream, "lh %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x22: util::stream_format(stream, "lwl %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x23: util::stream_format(stream, "lw %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x24: util::stream_format(stream, "lbu %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x25: util::stream_format(stream, "lhu %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x26: util::stream_format(stream, "lwr %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x28: util::stream_format(stream, "sb %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x29: util::stream_format(stream, "sh %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x2a: util::stream_format(stream, "swl %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x2b: util::stream_format(stream, "sw %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x2e: util::stream_format(stream, "swr %s,%s(%s)", reg[rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x2f: util::stream_format(stream, "cache [invalid]"); break;
|
||||
case 0x30: util::stream_format(stream, "ll [invalid]"); break;
|
||||
case 0x31: util::stream_format(stream, "lwc1 %s,%s(%s)", cpreg[1][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x32: util::stream_format(stream, "lwc2 %s,%s(%s)", cpreg[2][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x33: util::stream_format(stream, "lwc3 %s,%s(%s)", cpreg[3][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x34: util::stream_format(stream, "ldc0 [invalid]"); break;
|
||||
case 0x35: util::stream_format(stream, "ldc1 [invalid]"); break;
|
||||
case 0x36: util::stream_format(stream, "ldc2 [invalid]"); break;
|
||||
case 0x37: util::stream_format(stream, "ldc3 [invalid]"); break;
|
||||
case 0x38: util::stream_format(stream, "sc [invalid]"); break;
|
||||
case 0x39: util::stream_format(stream, "swc1 %s,%s(%s)", cpreg[1][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x3a: util::stream_format(stream, "swc2 %s,%s(%s)", cpreg[2][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x3b: util::stream_format(stream, "swc3 %s,%s(%s)", cpreg[3][rt], signed_16bit(op), reg[rs]); break;
|
||||
case 0x3c: util::stream_format(stream, "sdc0 [invalid]"); break;
|
||||
case 0x3d: util::stream_format(stream, "sdc1 [invalid]"); break;
|
||||
case 0x3e: util::stream_format(stream, "sdc2 [invalid]"); break;
|
||||
case 0x3f: util::stream_format(stream, "sdc3 [invalid]"); break;
|
||||
default: util::stream_format(stream, "dc.l $%08x [invalid]", op); break;
|
||||
}
|
||||
return 4 | flags | DASMFLAG_SUPPORTED;
|
||||
}
|
||||
|
||||
|
||||
static unsigned dasmr3k(char *buffer, unsigned pc, uint32_t op)
|
||||
{
|
||||
std::ostringstream stream;
|
||||
unsigned result = dasmr3k(stream, pc, op);
|
||||
std::string stream_str = stream.str();
|
||||
strcpy(buffer, stream_str.c_str());
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
CPU_DISASSEMBLE( r3000be )
|
||||
{
|
||||
uint32_t op = *(uint32_t *)oprom;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user