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Small refactoring of SSE2 packed integer shuffle instructions 

llvm-svn: 107243
This commit is contained in:
Bruno Cardoso Lopes 2010-06-30 03:29:36 +00:00
parent 139e96216a
commit 51ceead19c
1 changed files with 26 additions and 45 deletions
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71
llvm/lib/Target/X86/X86InstrSSE.td
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@ -2654,54 +2654,35 @@ defm PACKUSWB : PDI_binop_rm_int<0x67, "packuswb", int_x86_sse2_packuswb_128>;
//===---------------------------------------------------------------------===//
let ExeDomain = SSEPackedInt in {
// Shuffle and unpack instructions
let AddedComplexity = 5 in {
def PSHUFDri : PDIi8<0x70, MRMSrcReg,
(outs VR128:$dst), (ins VR128:$src1, i8imm:$src2),
"pshufd\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set VR128:$dst, (v4i32 (pshufd:$src2
VR128:$src1, (undef))))]>;
def PSHUFDmi : PDIi8<0x70, MRMSrcMem,
(outs VR128:$dst), (ins i128mem:$src1, i8imm:$src2),
"pshufd\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set VR128:$dst, (v4i32 (pshufd:$src2
(bc_v4i32 (memopv2i64 addr:$src1)),
(undef))))]>;
multiclass sse2_pshuffle<string OpcodeStr, ValueType vt, PatFrag pshuf_frag,
PatFrag bc_frag> {
def ri : Ii8<0x70, MRMSrcReg,
(outs VR128:$dst), (ins VR128:$src1, i8imm:$src2),
!strconcat(OpcodeStr,
"\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
[(set VR128:$dst, (vt (pshuf_frag:$src2 VR128:$src1,
(undef))))]>;
def mi : Ii8<0x70, MRMSrcMem,
(outs VR128:$dst), (ins i128mem:$src1, i8imm:$src2),
!strconcat(OpcodeStr,
"\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
[(set VR128:$dst, (vt (pshuf_frag:$src2
(bc_frag (memopv2i64 addr:$src1)),
(undef))))]>;
}
// SSE2 with ImmT == Imm8 and XS prefix.
def PSHUFHWri : Ii8<0x70, MRMSrcReg,
(outs VR128:$dst), (ins VR128:$src1, i8imm:$src2),
"pshufhw\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set VR128:$dst, (v8i16 (pshufhw:$src2 VR128:$src1,
(undef))))]>,
XS, Requires<[HasSSE2]>;
def PSHUFHWmi : Ii8<0x70, MRMSrcMem,
(outs VR128:$dst), (ins i128mem:$src1, i8imm:$src2),
"pshufhw\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set VR128:$dst, (v8i16 (pshufhw:$src2
(bc_v8i16 (memopv2i64 addr:$src1)),
(undef))))]>,
XS, Requires<[HasSSE2]>;
// SSE2 with ImmT == Imm8 and XD prefix.
def PSHUFLWri : Ii8<0x70, MRMSrcReg,
(outs VR128:$dst), (ins VR128:$src1, i8imm:$src2),
"pshuflw\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set VR128:$dst, (v8i16 (pshuflw:$src2 VR128:$src1,
(undef))))]>,
XD, Requires<[HasSSE2]>;
def PSHUFLWmi : Ii8<0x70, MRMSrcMem,
(outs VR128:$dst), (ins i128mem:$src1, i8imm:$src2),
"pshuflw\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set VR128:$dst, (v8i16 (pshuflw:$src2
(bc_v8i16 (memopv2i64 addr:$src1)),
(undef))))]>,
XD, Requires<[HasSSE2]>;
} // ExeDomain = SSEPackedInt
let Predicates = [HasSSE2] in {
let AddedComplexity = 5 in
defm PSHUFD : sse2_pshuffle<"pshufd", v4i32, pshufd, bc_v4i32>, TB, OpSize;
// SSE2 with ImmT == Imm8 and XS prefix.
defm PSHUFHW : sse2_pshuffle<"pshufhw", v8i16, pshufhw, bc_v8i16>, XS;
// SSE2 with ImmT == Imm8 and XD prefix.
defm PSHUFLW : sse2_pshuffle<"pshuflw", v8i16, pshuflw, bc_v8i16>, XD;
}
//===---------------------------------------------------------------------===//
// SSE2 - Packed Integer Unpack Instructions
//===---------------------------------------------------------------------===//