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mullw.

This commit is contained in:
Ben Vanik 2013-05-25 01:56:42 -07:00
parent e29de199ff
commit 9f3f5d2c0e
1 changed files with 8 additions and 8 deletions
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16
src/xenia/cpu/x64/x64_emit_alu.cc
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@ -309,7 +309,6 @@ XEEMITTER(mulli, 0x1C000000, D )(X64Emitter& e, X86Compiler& c, InstrDat
return 0;
}
#if 0
XEEMITTER(mullwx, 0x7C0001D6, XO )(X64Emitter& e, X86Compiler& c, InstrData& i) {
// RT <- (RA)[32:63] × (RB)[32:63]
@ -319,19 +318,20 @@ XEEMITTER(mullwx, 0x7C0001D6, XO )(X64Emitter& e, X86Compiler& c, InstrDat
return 1;
}
jit_value_t v = jit_insn_mul(
f, e.sign_extend(e.gpr_value(i.XO.RA), jit_type_nint),
e.sign_extend(e.gpr_value(i.XO.RB), jit_type_nint));
e.update_gpr_value(i.XO.RT, v);
GpVar v_0(c.newGpVar());
GpVar v_1(c.newGpVar());
c.mov(v_0.r32(), e.gpr_value(i.XO.RA).r32());
c.mov(v_1.r32(), e.gpr_value(i.XO.RB).r32());
c.imul(v_0.r64(), v_1.r64());
e.update_gpr_value(i.XO.RT, v_0);
if (i.XO.Rc) {
// With cr0 update.
e.update_cr_with_cond(0, v);
e.update_cr_with_cond(0, v_0);
}
return 0;
}
#endif
XEEMITTER(negx, 0x7C0000D0, XO )(X64Emitter& e, X86Compiler& c, InstrData& i) {
// RT <- ¬(RA) + 1
@ -1083,7 +1083,7 @@ void X64RegisterEmitCategoryALU() {
XEREGISTERINSTR(mulhwux, 0x7C000016);
XEREGISTERINSTR(mulldx, 0x7C0001D2);
XEREGISTERINSTR(mulli, 0x1C000000);
// XEREGISTERINSTR(mullwx, 0x7C0001D6);
XEREGISTERINSTR(mullwx, 0x7C0001D6);
XEREGISTERINSTR(negx, 0x7C0000D0);
XEREGISTERINSTR(subfx, 0x7C000050);
XEREGISTERINSTR(subfcx, 0x7C000010);