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sld.

This commit is contained in:
Ben Vanik 2013-05-26 16:30:52 -07:00
parent 924b08b264
commit b5e729f89e
1 changed files with 19 additions and 2 deletions
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21
src/xenia/cpu/x64/x64_emit_alu.cc
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@ -1017,8 +1017,25 @@ XEEMITTER(rlwnmx, 0x5C000000, M )(X64Emitter& e, X86Compiler& c, InstrDat
// Integer shift (A-7) // Integer shift (A-7)
XEEMITTER(sldx, 0x7C000036, X )(X64Emitter& e, X86Compiler& c, InstrData& i) { XEEMITTER(sldx, 0x7C000036, X )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED(); // n <- (RB)[59:63]
return 1; // r <- ROTL64((RS), n)
// if (RB)[58] = 0 then
// m <- MASK(0, 63-n)
// else
// m <- i64.0
// RA <- r & m
GpVar v(c.newGpVar());
c.mov(v, e.gpr_value(i.X.RT));
c.shl(v, e.gpr_value(i.X.RB));
e.update_gpr_value(i.X.RA, v);
if (i.X.Rc) {
// With cr0 update.
e.update_cr_with_cond(0, v);
}
return 0;
} }
XEEMITTER(slwx, 0x7C000030, X )(X64Emitter& e, X86Compiler& c, InstrData& i) { XEEMITTER(slwx, 0x7C000030, X )(X64Emitter& e, X86Compiler& c, InstrData& i) {