diff options
| -rw-r--r-- | llvm/test/CodeGen/X86/sse_partial_update.ll | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/sse_partial_update.ll b/llvm/test/CodeGen/X86/sse_partial_update.ll index 377c3b7d6ea..8bc44e270ef 100644 --- a/llvm/test/CodeGen/X86/sse_partial_update.ll +++ b/llvm/test/CodeGen/X86/sse_partial_update.ll @@ -90,3 +90,37 @@ entry: declare void @callee2(float, float) declare <2 x double> @llvm.x86.sse2.sqrt.sd(<2 x double>) nounwind readnone +define <2 x double> @load_fold_cvtss2sd_int(<4 x float> *%a) { +; CHECK-LABEL: load_fold_cvtss2sd_int: +; CHECK: movaps (%rdi), %xmm1 +; CHECK-NEXT: xorps %xmm0, %xmm0 +; CHECK-NEXT: cvtss2sd %xmm1, %xmm0 +; CHECK-NEXT: retq + %ld = load <4 x float>, <4 x float> *%a + %x = call <2 x double> @llvm.x86.sse2.cvtss2sd(<2 x double> <double 0x0, double 0x0>, <4 x float> %ld) + ret <2 x double> %x +} + +define <2 x double> @load_fold_cvtss2sd_int_optsize(<4 x float> *%a) optsize { +; CHECK-LABEL: load_fold_cvtss2sd_int_optsize: +; CHECK: xorps %xmm0, %xmm0 +; CHECK-NEXT: cvtss2sd (%rdi), %xmm0 +; CHECK-NEXT: retq + %ld = load <4 x float>, <4 x float> *%a + %x = call <2 x double> @llvm.x86.sse2.cvtss2sd(<2 x double> <double 0x0, double 0x0>, <4 x float> %ld) + ret <2 x double> %x +} + +define <2 x double> @load_fold_cvtss2sd_int_minsize(<4 x float> *%a) minsize { +; CHECK-LABEL: load_fold_cvtss2sd_int_minsize: +; CHECK: movaps (%rdi), %xmm1 +; CHECK-NEXT: xorps %xmm0, %xmm0 +; CHECK-NEXT: cvtss2sd %xmm1, %xmm0 +; CHECK-NEXT: retq + %ld = load <4 x float>, <4 x float> *%a + %x = call <2 x double> @llvm.x86.sse2.cvtss2sd(<2 x double> <double 0x0, double 0x0>, <4 x float> %ld) + ret <2 x double> %x +} + +declare <2 x double> @llvm.x86.sse2.cvtss2sd(<2 x double>, <4 x float>) nounwind readnone + |
