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Revert 110491. While not wrong, it was based on a

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misanalysis and is undesirable.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111028 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen
2010-08-13 18:43:45 +00:00
parent bb0a9489e0
commit 1b4051095d
2 changed files with 8 additions and 40 deletions
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21
lib/Target/X86/X86InstrSSE.td
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@@ -1206,36 +1206,31 @@ let Constraints = "$src1 = $dst", neverHasSideEffects = 1 in {
"cmpsd\t{$src2, $src, $dst|$dst, $src, $src2}">, XD;
}
multiclass sse12_cmp_scalar_int<RegisterClass RC, Operand memopr,
ComplexPattern mem_cpat, Intrinsic Int, string asm> {
multiclass sse12_cmp_scalar_int<RegisterClass RC, X86MemOperand x86memop,
Intrinsic Int, string asm> {
def rr : SIi8<0xC2, MRMSrcReg, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src, SSECC:$cc), asm,
[(set VR128:$dst, (Int VR128:$src1,
VR128:$src, imm:$cc))]>;
def rm : SIi8<0xC2, MRMSrcMem, (outs VR128:$dst),
(ins VR128:$src1, memopr:$src, SSECC:$cc), asm,
(ins VR128:$src1, f32mem:$src, SSECC:$cc), asm,
[(set VR128:$dst, (Int VR128:$src1,
mem_cpat:$src, imm:$cc))]>;
(load addr:$src), imm:$cc))]>;
}
// Aliases to match intrinsics which expect XMM operand(s).
let isAsmParserOnly = 1 in {
defm Int_VCMPSS : sse12_cmp_scalar_int<VR128, ssmem, sse_load_f32,
int_x86_sse_cmp_ss,
defm Int_VCMPSS : sse12_cmp_scalar_int<VR128, f32mem, int_x86_sse_cmp_ss,
"cmp${cc}ss\t{$src, $src1, $dst|$dst, $src1, $src}">,
XS, VEX_4V;
defm Int_VCMPSD : sse12_cmp_scalar_int<VR128, sdmem, sse_load_f64,
int_x86_sse2_cmp_sd,
defm Int_VCMPSD : sse12_cmp_scalar_int<VR128, f64mem, int_x86_sse2_cmp_sd,
"cmp${cc}sd\t{$src, $src1, $dst|$dst, $src1, $src}">,
XD, VEX_4V;
}
let Constraints = "$src1 = $dst" in {
defm Int_CMPSS : sse12_cmp_scalar_int<VR128, ssmem, sse_load_f32,
int_x86_sse_cmp_ss,
defm Int_CMPSS : sse12_cmp_scalar_int<VR128, f32mem, int_x86_sse_cmp_ss,
"cmp${cc}ss\t{$src, $dst|$dst, $src}">, XS;
defm Int_CMPSD : sse12_cmp_scalar_int<VR128, sdmem, sse_load_f64,
int_x86_sse2_cmp_sd,
defm Int_CMPSD : sse12_cmp_scalar_int<VR128, f64mem, int_x86_sse2_cmp_sd,
"cmp${cc}sd\t{$src, $dst|$dst, $src}">, XD;
}