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Make CVTDQ2PS instruction use SSE2 predicate instead of SSE1. No functional change because there are no patterns in the instructions. Also fix a typo in a comment.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159087 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2012-06-23 20:52:45 +00:00
parent 6fc218e3a1
commit 624a9c49d4
2 changed files with 11 additions and 9 deletions
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2
lib/Target/X86/X86InstrFormats.td
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@ -366,7 +366,7 @@ class VPSI<bits<8> o, Format F, dag outs, dag ins, string asm,
//
// SDI - SSE2 instructions with XD prefix.
// SDIi8 - SSE2 instructions with ImmT == Imm8 and XD prefix.
// SSDI - SSE2 instructions with XD prefix.
// SSDI - SSE2 instructions with XS prefix.
// SSDIi8 - SSE2 instructions with ImmT == Imm8 and XS prefix.
// PDI - SSE2 instructions with TB and OpSize prefixes.
// PDIi8 - SSE2 instructions with ImmT == Imm8 and TB and OpSize prefixes.

18
lib/Target/X86/X86InstrSSE.td
View File

@ -1418,10 +1418,10 @@ multiclass sse12_cvt_s<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
multiclass sse12_cvt_p<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
SDNode OpNode, X86MemOperand x86memop, PatFrag ld_frag,
string asm, Domain d, OpndItins itins> {
def rr : PI<opc, MRMSrcReg, (outs DstRC:$dst), (ins SrcRC:$src), asm,
def rr : I<opc, MRMSrcReg, (outs DstRC:$dst), (ins SrcRC:$src), asm,
[(set DstRC:$dst, (OpNode SrcRC:$src))],
itins.rr, d>;
def rm : PI<opc, MRMSrcMem, (outs DstRC:$dst), (ins x86memop:$src), asm,
def rm : I<opc, MRMSrcMem, (outs DstRC:$dst), (ins x86memop:$src), asm,
[(set DstRC:$dst, (OpNode (ld_frag addr:$src)))],
itins.rm, d>;
}
@ -1630,11 +1630,13 @@ defm VCVTSS2SI64 : sse12_cvt_s<0x2D, FR32, GR64, undef, f32mem, load,
"cvtss2si\t{$src, $dst|$dst, $src}",
SSE_CVT_SS2SI_64>, XS, VEX, VEX_W, VEX_LIG;
defm VCVTDQ2PS : sse12_cvt_p<0x5B, VR128, VR128, undef, i128mem, load,
"cvtdq2ps\t{$src, $dst|$dst, $src}",
SSEPackedSingle, SSE_CVT_PS>, TB, VEX;
"vcvtdq2ps\t{$src, $dst|$dst, $src}",
SSEPackedSingle, SSE_CVT_PS>, TB, VEX,
Requires<[HasAVX]>;
defm VCVTDQ2PSY : sse12_cvt_p<0x5B, VR256, VR256, undef, i256mem, load,
"cvtdq2ps\t{$src, $dst|$dst, $src}",
SSEPackedSingle, SSE_CVT_PS>, TB, VEX;
"vcvtdq2ps\t{$src, $dst|$dst, $src}",
SSEPackedSingle, SSE_CVT_PS>, TB, VEX,
Requires<[HasAVX]>;
}
let Pattern = []<dag> in {
@ -1646,8 +1648,8 @@ defm CVTSS2SI64 : sse12_cvt_s<0x2D, FR32, GR64, undef, f32mem, load /*dummy*/,
SSE_CVT_SS2SI_64>, XS, REX_W;
defm CVTDQ2PS : sse12_cvt_p<0x5B, VR128, VR128, undef, i128mem, load /*dummy*/,
"cvtdq2ps\t{$src, $dst|$dst, $src}",
SSEPackedSingle, SSE_CVT_PS>,
TB; /* PD SSE3 form is avaiable */
SSEPackedSingle, SSE_CVT_PS>, TB,
Requires<[HasSSE2]>;
}
let Predicates = [HasAVX] in {