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Turn avx insert intrinsic calls into INSERT_SUBVECTOR DAG nodes and remove duplicate patterns for selecting the intrinsics

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151342 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pete Cooper 2012-02-24 03:51:49 +00:00
parent 8060356377
commit d18134f116
3 changed files with 63 additions and 9 deletions
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15
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
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@ -4831,6 +4831,21 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
setValue(&I, Res);
return 0;
}
case Intrinsic::x86_avx_vinsertf128_pd_256:
case Intrinsic::x86_avx_vinsertf128_ps_256:
case Intrinsic::x86_avx_vinsertf128_si_256: {
DebugLoc dl = getCurDebugLoc();
EVT DestVT = TLI.getValueType(I.getType());
EVT ElVT = TLI.getValueType(I.getArgOperand(1)->getType());
uint64_t Idx = (cast<ConstantInt>(I.getArgOperand(2))->getZExtValue() & 1) *
ElVT.getVectorNumElements();
Res = DAG.getNode(ISD::INSERT_SUBVECTOR, dl, DestVT,
getValue(I.getArgOperand(0)),
getValue(I.getArgOperand(1)),
DAG.getConstant(Idx, MVT::i32));
setValue(&I, Res);
return 0;
}
case Intrinsic::convertff:
case Intrinsic::convertfsi:
case Intrinsic::convertfui:

9
lib/Target/X86/X86InstrSSE.td
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@ -6606,15 +6606,6 @@ def VINSERTF128rm : AVXAIi8<0x18, MRMSrcMem, (outs VR256:$dst),
[]>, VEX_4V;
}
let Predicates = [HasAVX] in {
def : Pat<(int_x86_avx_vinsertf128_pd_256 VR256:$src1, VR128:$src2, imm:$src3),
(VINSERTF128rr VR256:$src1, VR128:$src2, imm:$src3)>;
def : Pat<(int_x86_avx_vinsertf128_ps_256 VR256:$src1, VR128:$src2, imm:$src3),
(VINSERTF128rr VR256:$src1, VR128:$src2, imm:$src3)>;
def : Pat<(int_x86_avx_vinsertf128_si_256 VR256:$src1, VR128:$src2, imm:$src3),
(VINSERTF128rr VR256:$src1, VR128:$src2, imm:$src3)>;
}
//===----------------------------------------------------------------------===//
// VEXTRACTF128 - Extract packed floating-point values
//

48
test/CodeGen/X86/avx-vinsertf128.ll
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@ -56,3 +56,51 @@ define <8 x i32> @DAGCombineB(<8 x i32> %v1, <8 x i32> %v2) nounwind readonly {
%2 = add <8 x i32> %1, %v1
ret <8 x i32> %2
}
; CHECK: insert_pd
define <4 x double> @insert_pd(<4 x double> %a0, <2 x double> %a1) {
; CHECK: vinsertf128
%res = call <4 x double> @llvm.x86.avx.vinsertf128.pd.256(<4 x double> %a0, <2 x double> %a1, i8 0)
ret <4 x double> %res
}
; CHECK: insert_undef_pd
define <4 x double> @insert_undef_pd(<4 x double> %a0, <2 x double> %a1) {
; CHECK: vmovaps %ymm1, %ymm0
%res = call <4 x double> @llvm.x86.avx.vinsertf128.pd.256(<4 x double> undef, <2 x double> %a1, i8 0)
ret <4 x double> %res
}
declare <4 x double> @llvm.x86.avx.vinsertf128.pd.256(<4 x double>, <2 x double>, i8) nounwind readnone
; CHECK: insert_ps
define <8 x float> @insert_ps(<8 x float> %a0, <4 x float> %a1) {
; CHECK: vinsertf128
%res = call <8 x float> @llvm.x86.avx.vinsertf128.ps.256(<8 x float> %a0, <4 x float> %a1, i8 0)
ret <8 x float> %res
}
; CHECK: insert_undef_ps
define <8 x float> @insert_undef_ps(<8 x float> %a0, <4 x float> %a1) {
; CHECK: vmovaps %ymm1, %ymm0
%res = call <8 x float> @llvm.x86.avx.vinsertf128.ps.256(<8 x float> undef, <4 x float> %a1, i8 0)
ret <8 x float> %res
}
declare <8 x float> @llvm.x86.avx.vinsertf128.ps.256(<8 x float>, <4 x float>, i8) nounwind readnone
; CHECK: insert_si
define <8 x i32> @insert_si(<8 x i32> %a0, <4 x i32> %a1) {
; CHECK: vinsertf128
%res = call <8 x i32> @llvm.x86.avx.vinsertf128.si.256(<8 x i32> %a0, <4 x i32> %a1, i8 0)
ret <8 x i32> %res
}
; CHECK: insert_undef_si
define <8 x i32> @insert_undef_si(<8 x i32> %a0, <4 x i32> %a1) {
; CHECK: vmovaps %ymm1, %ymm0
%res = call <8 x i32> @llvm.x86.avx.vinsertf128.si.256(<8 x i32> undef, <4 x i32> %a1, i8 0)
ret <8 x i32> %res
}
declare <8 x i32> @llvm.x86.avx.vinsertf128.si.256(<8 x i32>, <4 x i32>, i8) nounwind readnone