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Remove some more patterns by custom lowering intrinsics to target specific nodes.

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llvm-svn: 149052
This commit is contained in:
Craig Topper 2012-01-26 07:18:03 +00:00
parent 6e8ec90268
commit 7ed643d290
2 changed files with 14 additions and 25 deletions
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9
lib/Target/X86/X86ISelLowering.cpp
View File

@ -9358,6 +9358,15 @@ X86TargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG) const
case Intrinsic::x86_avx2_psign_d:
return DAG.getNode(X86ISD::PSIGN, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2));
case Intrinsic::x86_sse41_insertps:
return DAG.getNode(X86ISD::INSERTPS, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2), Op.getOperand(3));
case Intrinsic::x86_avx_vperm2f128_ps_256:
case Intrinsic::x86_avx_vperm2f128_pd_256:
case Intrinsic::x86_avx_vperm2f128_si_256:
case Intrinsic::x86_avx2_vperm2i128:
return DAG.getNode(X86ISD::VPERM2X128, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2), Op.getOperand(3));
// ptest and testp intrinsics. The intrinsic these come from are designed to
// return an integer value, not just an instruction so lower it to the ptest

30
lib/Target/X86/X86InstrSSE.td
View File

@ -5860,13 +5860,6 @@ let ExeDomain = SSEPackedSingle in {
defm INSERTPS : SS41I_insertf32<0x21, "insertps">;
}
def : Pat<(int_x86_sse41_insertps VR128:$src1, VR128:$src2, imm:$src3),
(VINSERTPSrr VR128:$src1, VR128:$src2, imm:$src3)>,
Requires<[HasAVX]>;
def : Pat<(int_x86_sse41_insertps VR128:$src1, VR128:$src2, imm:$src3),
(INSERTPSrr VR128:$src1, VR128:$src2, imm:$src3)>,
Requires<[HasSSE41]>;
//===----------------------------------------------------------------------===//
// SSE4.1 - Round Instructions
//===----------------------------------------------------------------------===//
@ -7179,19 +7172,8 @@ def VPERM2F128rm : AVXAIi8<0x06, MRMSrcMem, (outs VR256:$dst),
}
let Predicates = [HasAVX] in {
def : Pat<(int_x86_avx_vperm2f128_ps_256 VR256:$src1, VR256:$src2, imm:$src3),
(VPERM2F128rr VR256:$src1, VR256:$src2, imm:$src3)>;
def : Pat<(int_x86_avx_vperm2f128_pd_256 VR256:$src1, VR256:$src2, imm:$src3),
(VPERM2F128rr VR256:$src1, VR256:$src2, imm:$src3)>;
def : Pat<(int_x86_avx_vperm2f128_si_256 VR256:$src1, VR256:$src2, imm:$src3),
(VPERM2F128rr VR256:$src1, VR256:$src2, imm:$src3)>;
def : Pat<(int_x86_avx_vperm2f128_ps_256
VR256:$src1, (memopv8f32 addr:$src2), imm:$src3),
(VPERM2F128rm VR256:$src1, addr:$src2, imm:$src3)>;
def : Pat<(int_x86_avx_vperm2f128_pd_256
VR256:$src1, (memopv4f64 addr:$src2), imm:$src3),
(VPERM2F128rm VR256:$src1, addr:$src2, imm:$src3)>;
def : Pat<(int_x86_avx_vperm2f128_si_256
VR256:$src1, (bc_v8i32 (memopv4i64 addr:$src2)), imm:$src3),
(VPERM2F128rm VR256:$src1, addr:$src2, imm:$src3)>;
@ -7398,19 +7380,17 @@ defm VPERMPD : avx2_perm_imm<0x01, "vpermpd", memopv4f64, int_x86_avx2_permpd>,
//===----------------------------------------------------------------------===//
// VPERM2I128 - Permute Floating-Point Values in 128-bit chunks
//
let neverHasSideEffects = 1 in {
def VPERM2I128rr : AVX2AIi8<0x46, MRMSrcReg, (outs VR256:$dst),
(ins VR256:$src1, VR256:$src2, i8imm:$src3),
"vperm2i128\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}",
[(set VR256:$dst,
(int_x86_avx2_vperm2i128 VR256:$src1, VR256:$src2, imm:$src3))]>,
VEX_4V;
[]>, VEX_4V;
let mayLoad = 1 in
def VPERM2I128rm : AVX2AIi8<0x46, MRMSrcMem, (outs VR256:$dst),
(ins VR256:$src1, f256mem:$src2, i8imm:$src3),
"vperm2i128\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}",
[(set VR256:$dst,
(int_x86_avx2_vperm2i128 VR256:$src1, (memopv4i64 addr:$src2),
imm:$src3))]>,
VEX_4V;
[]>, VEX_4V;
}
let Predicates = [HasAVX2] in {
def : Pat<(v8i32 (X86VPerm2x128 VR256:$src1, VR256:$src2, (i8 imm:$imm))),