diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/avx-splat.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/avx-splat.ll | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/avx-splat.ll b/llvm/test/CodeGen/X86/avx-splat.ll new file mode 100644 index 00000000000..36d469417f9 --- /dev/null +++ b/llvm/test/CodeGen/X86/avx-splat.ll @@ -0,0 +1,79 @@ +; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s + +; FIXME: use avx versions for punpcklbw, punpckhbw and punpckhwd + +; CHECK: vextractf128 $0 +; CHECK-NEXT: punpcklbw +; CHECK-NEXT: punpckhbw +; CHECK-NEXT: vinsertf128 $1 +; CHECK-NEXT: vpermilps $85 +define <32 x i8> @funcA(<32 x i8> %a) nounwind uwtable readnone ssp { +entry: + %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> + ret <32 x i8> %shuffle +} + +; CHECK: vextractf128 $0 +; CHECK-NEXT: punpckhwd +; CHECK-NEXT: vinsertf128 $1 +; CHECK-NEXT: vpermilps $85 +define <16 x i16> @funcB(<16 x i16> %a) nounwind uwtable readnone ssp { +entry: + %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> + ret <16 x i16> %shuffle +} + +; CHECK: vmovd +; CHECK-NEXT: movlhps +; CHECK-NEXT: vinsertf128 $1 +define <4 x i64> @funcC(i64 %q) nounwind uwtable readnone ssp { +entry: + %vecinit.i = insertelement <4 x i64> undef, i64 %q, i32 0 + %vecinit2.i = insertelement <4 x i64> %vecinit.i, i64 %q, i32 1 + %vecinit4.i = insertelement <4 x i64> %vecinit2.i, i64 %q, i32 2 + %vecinit6.i = insertelement <4 x i64> %vecinit4.i, i64 %q, i32 3 + ret <4 x i64> %vecinit6.i +} + +; CHECK: vshufpd +; CHECK-NEXT: vinsertf128 $1 +define <4 x double> @funcD(double %q) nounwind uwtable readnone ssp { +entry: + %vecinit.i = insertelement <4 x double> undef, double %q, i32 0 + %vecinit2.i = insertelement <4 x double> %vecinit.i, double %q, i32 1 + %vecinit4.i = insertelement <4 x double> %vecinit2.i, double %q, i32 2 + %vecinit6.i = insertelement <4 x double> %vecinit4.i, double %q, i32 3 + ret <4 x double> %vecinit6.i +} + +; Test this simple opt: +; shuffle (scalar_to_vector (load (ptr + 4))), undef, <0, 0, 0, 0> +; To: +; shuffle (vload ptr)), undef, <1, 1, 1, 1> +; CHECK: vmovaps +; CHECK-NEXT: vpextrd +define void @funcE() nounwind { +allocas: + %udx495 = alloca [18 x [18 x float]], align 32 + br label %for_test505.preheader + +for_test505.preheader: ; preds = %for_test505.preheader, %allocas + br i1 undef, label %for_exit499, label %for_test505.preheader + +for_exit499: ; preds = %for_test505.preheader + br i1 undef, label %__load_and_broadcast_32.exit1249, label %load.i1247 + +load.i1247: ; preds = %for_exit499 + %ptr1227 = getelementptr [18 x [18 x float]]* %udx495, i64 0, i64 1, i64 1 + %ptr.i1237 = bitcast float* %ptr1227 to i32* + %val.i1238 = load i32* %ptr.i1237, align 4 + %ret6.i1245 = insertelement <8 x i32> undef, i32 %val.i1238, i32 6 + %ret7.i1246 = insertelement <8 x i32> %ret6.i1245, i32 %val.i1238, i32 7 + %phitmp = bitcast <8 x i32> %ret7.i1246 to <8 x float> + br label %__load_and_broadcast_32.exit1249 + +__load_and_broadcast_32.exit1249: ; preds = %load.i1247, %for_exit499 + %load_broadcast12281250 = phi <8 x float> [ %phitmp, %load.i1247 ], [ undef, %for_exit499 ] + ret void +} + |
