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d31e84b3b4
This caused PR25607 and also caused Chromium to crash on start-up. (Also had to update test/CodeGen/X86/avx-splat.ll, which was committed after shrink wrapping was enabled.) llvm-svn: 254044
180 lines
7.2 KiB
LLVM
180 lines
7.2 KiB
LLVM
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+avx | FileCheck %s
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define <32 x i8> @funcA(<32 x i8> %a) nounwind uwtable readnone ssp {
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; CHECK-LABEL: funcA:
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; CHECK: ## BB#0: ## %entry
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; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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entry:
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%shuffle = shufflevector <32 x i8> %a, <32 x i8> undef, <32 x i32> <i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5>
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ret <32 x i8> %shuffle
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}
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define <16 x i16> @funcB(<16 x i16> %a) nounwind uwtable readnone ssp {
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; CHECK-LABEL: funcB:
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; CHECK: ## BB#0: ## %entry
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; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[10,11,10,11,10,11,10,11,10,11,10,11,10,11,10,11]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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entry:
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%shuffle = shufflevector <16 x i16> %a, <16 x i16> undef, <16 x i32> <i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5>
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ret <16 x i16> %shuffle
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}
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define <4 x i64> @funcC(i64 %q) nounwind uwtable readnone ssp {
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; CHECK-LABEL: funcC:
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; CHECK: ## BB#0: ## %entry
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; CHECK-NEXT: vmovq %rdi, %xmm0
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; CHECK-NEXT: vmovddup {{.*#+}} xmm0 = xmm0[0,0]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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entry:
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%vecinit.i = insertelement <4 x i64> undef, i64 %q, i32 0
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%vecinit2.i = insertelement <4 x i64> %vecinit.i, i64 %q, i32 1
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%vecinit4.i = insertelement <4 x i64> %vecinit2.i, i64 %q, i32 2
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%vecinit6.i = insertelement <4 x i64> %vecinit4.i, i64 %q, i32 3
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ret <4 x i64> %vecinit6.i
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}
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define <4 x double> @funcD(double %q) nounwind uwtable readnone ssp {
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; CHECK-LABEL: funcD:
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; CHECK: ## BB#0: ## %entry
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; CHECK-NEXT: vmovddup {{.*#+}} xmm0 = xmm0[0,0]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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entry:
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%vecinit.i = insertelement <4 x double> undef, double %q, i32 0
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%vecinit2.i = insertelement <4 x double> %vecinit.i, double %q, i32 1
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%vecinit4.i = insertelement <4 x double> %vecinit2.i, double %q, i32 2
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%vecinit6.i = insertelement <4 x double> %vecinit4.i, double %q, i32 3
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ret <4 x double> %vecinit6.i
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}
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; Test this turns into a broadcast:
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; shuffle (scalar_to_vector (load (ptr + 4))), undef, <0, 0, 0, 0>
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;
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define <8 x float> @funcE() nounwind {
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; CHECK-LABEL: funcE:
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; CHECK: ## BB#0: ## %for_exit499
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; CHECK-NEXT: pushq %rbp
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; CHECK-NEXT: movq %rsp, %rbp
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; CHECK-NEXT: andq $-32, %rsp
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; CHECK-NEXT: subq $1312, %rsp ## imm = 0x520
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; CHECK-NEXT: xorl %eax, %eax
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; CHECK-NEXT: ## implicit-def: %YMM0
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; CHECK-NEXT: testb %al, %al
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; CHECK-NEXT: jne LBB4_2
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; CHECK-NEXT: ## BB#1: ## %load.i1247
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; CHECK-NEXT: vbroadcastss {{[0-9]+}}(%rsp), %ymm0
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; CHECK-NEXT: LBB4_2: ## %__load_and_broadcast_32.exit1249
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; CHECK-NEXT: movq %rbp, %rsp
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; CHECK-NEXT: popq %rbp
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; CHECK-NEXT: retq
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allocas:
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%udx495 = alloca [18 x [18 x float]], align 32
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br label %for_test505.preheader
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for_test505.preheader: ; preds = %for_test505.preheader, %allocas
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br i1 undef, label %for_exit499, label %for_test505.preheader
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for_exit499: ; preds = %for_test505.preheader
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br i1 undef, label %__load_and_broadcast_32.exit1249, label %load.i1247
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load.i1247: ; preds = %for_exit499
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%ptr1227 = getelementptr [18 x [18 x float]], [18 x [18 x float]]* %udx495, i64 0, i64 1, i64 1
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%ptr.i1237 = bitcast float* %ptr1227 to i32*
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%val.i1238 = load i32, i32* %ptr.i1237, align 4
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%ret6.i1245 = insertelement <8 x i32> undef, i32 %val.i1238, i32 6
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%ret7.i1246 = insertelement <8 x i32> %ret6.i1245, i32 %val.i1238, i32 7
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%phitmp = bitcast <8 x i32> %ret7.i1246 to <8 x float>
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br label %__load_and_broadcast_32.exit1249
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__load_and_broadcast_32.exit1249: ; preds = %load.i1247, %for_exit499
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%load_broadcast12281250 = phi <8 x float> [ %phitmp, %load.i1247 ], [ undef, %for_exit499 ]
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ret <8 x float> %load_broadcast12281250
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}
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define <8 x float> @funcF(i32 %val) nounwind {
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; CHECK-LABEL: funcF:
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; CHECK: ## BB#0:
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; CHECK-NEXT: vmovd %edi, %xmm0
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; CHECK-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[0,1,0,0]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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%ret6 = insertelement <8 x i32> undef, i32 %val, i32 6
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%ret7 = insertelement <8 x i32> %ret6, i32 %val, i32 7
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%tmp = bitcast <8 x i32> %ret7 to <8 x float>
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ret <8 x float> %tmp
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}
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define <8 x float> @funcG(<8 x float> %a) nounwind uwtable readnone ssp {
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; CHECK-LABEL: funcG:
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; CHECK: ## BB#0: ## %entry
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; CHECK-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[0,0,0,0]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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entry:
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%shuffle = shufflevector <8 x float> %a, <8 x float> undef, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
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ret <8 x float> %shuffle
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}
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define <8 x float> @funcH(<8 x float> %a) nounwind uwtable readnone ssp {
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; CHECK-LABEL: funcH:
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; CHECK: ## BB#0: ## %entry
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm0
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; CHECK-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[1,1,1,1]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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entry:
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%shuffle = shufflevector <8 x float> %a, <8 x float> undef, <8 x i32> <i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5>
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ret <8 x float> %shuffle
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}
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define <2 x double> @splat_load_2f64_11(<2 x double>* %ptr) {
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; CHECK-LABEL: splat_load_2f64_11:
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; CHECK: ## BB#0:
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; CHECK-NEXT: vmovaps (%rdi), %xmm0
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; CHECK-NEXT: vmovhlps {{.*#+}} xmm0 = xmm0[1,1]
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; CHECK-NEXT: retq
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%x = load <2 x double>, <2 x double>* %ptr
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%x1 = shufflevector <2 x double> %x, <2 x double> undef, <2 x i32> <i32 1, i32 1>
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ret <2 x double> %x1
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}
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define <4 x double> @splat_load_4f64_2222(<4 x double>* %ptr) {
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; CHECK-LABEL: splat_load_4f64_2222:
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; CHECK: ## BB#0:
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; CHECK-NEXT: vmovapd (%rdi), %ymm0
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm0
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; CHECK-NEXT: vmovddup {{.*#+}} xmm0 = xmm0[0,0]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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%x = load <4 x double>, <4 x double>* %ptr
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%x1 = shufflevector <4 x double> %x, <4 x double> undef, <4 x i32> <i32 2, i32 2, i32 2, i32 2>
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ret <4 x double> %x1
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}
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define <4 x float> @splat_load_4f32_0000(<4 x float>* %ptr) {
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; CHECK-LABEL: splat_load_4f32_0000:
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; CHECK: ## BB#0:
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; CHECK-NEXT: vpermilps {{.*#+}} xmm0 = mem[0,0,0,0]
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; CHECK-NEXT: retq
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%x = load <4 x float>, <4 x float>* %ptr
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%x1 = shufflevector <4 x float> %x, <4 x float> undef, <4 x i32> <i32 0, i32 0, i32 0, i32 0>
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ret <4 x float> %x1
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}
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define <8 x float> @splat_load_8f32_77777777(<8 x float>* %ptr) {
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; CHECK-LABEL: splat_load_8f32_77777777:
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; CHECK: ## BB#0:
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; CHECK-NEXT: vmovaps (%rdi), %ymm0
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm0
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; CHECK-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,3,3,3]
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; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
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; CHECK-NEXT: retq
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%x = load <8 x float>, <8 x float>* %ptr
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%x1 = shufflevector <8 x float> %x, <8 x float> undef, <8 x i32> <i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
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ret <8 x float> %x1
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}
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