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rldicl, rldicr.

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This commit is contained in:
Ben Vanik
2013-05-26 16:10:25 -07:00
parent fd86370ccc
commit 86396816f5
2 changed files with 67 additions and 34 deletions
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17
src/xenia/cpu/ppc/disasm_alu.cc
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@@ -495,12 +495,23 @@ XEDISASMR(rldcrx, 0x78000012, MDS)(InstrData& i, InstrDisasm& d) {
}
XEDISASMR(rldicx, 0x78000008, MD )(InstrData& i, InstrDisasm& d) {
d.Init("rldic", "Rotate Left Doubleword Immediate then Clear",
const char* name;
const char* desc;
uint32_t sh = (i.MD.SH5 << 5) | i.MD.SH;
uint32_t mb = (i.MD.MB5 << 5) | i.MD.MB;
if (mb == 0x3E) {
name = "sldi";
desc = "Shift Left Immediate";
} else {
name = "rldic";
desc = "Rotate Left Doubleword Immediate then Clear";
}
d.Init(name, desc,
i.MD.Rc ? InstrDisasm::kRc : 0);
d.AddRegOperand(InstrRegister::kGPR, i.MD.RA, InstrRegister::kWrite);
d.AddRegOperand(InstrRegister::kGPR, i.MD.RT, InstrRegister::kRead);
d.AddUImmOperand((i.MD.SH5 << 5) | i.MD.SH, 1);
d.AddUImmOperand((i.MD.MB5 << 5) | i.MD.MB, 1);
d.AddUImmOperand(sh, 1);
d.AddUImmOperand(mb, 1);
return d.Finish();
}