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Diffstat (limited to 'test/CodeGen/X86/swizzle.ll')
| -rw-r--r-- | test/CodeGen/X86/swizzle.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/CodeGen/X86/swizzle.ll b/test/CodeGen/X86/swizzle.ll new file mode 100644 index 0000000..23e0c24 --- /dev/null +++ b/test/CodeGen/X86/swizzle.ll @@ -0,0 +1,19 @@ +; RUN: llc < %s -march=x86 -mattr=+sse2 | grep movlps +; RUN: llc < %s -march=x86 -mattr=+sse2 | grep movsd +; RUN: llc < %s -march=x86 -mattr=+sse2 | not grep movups +; rdar://6523650 + + %struct.vector4_t = type { <4 x float> } + +define void @swizzle(i8* nocapture %a, %struct.vector4_t* nocapture %b, %struct.vector4_t* nocapture %c) nounwind { +entry: + %0 = getelementptr %struct.vector4_t* %b, i32 0, i32 0 ; <<4 x float>*> [#uses=2] + %1 = load <4 x float>* %0, align 4 ; <<4 x float>> [#uses=1] + %tmp.i = bitcast i8* %a to double* ; <double*> [#uses=1] + %tmp1.i = load double* %tmp.i ; <double> [#uses=1] + %2 = insertelement <2 x double> undef, double %tmp1.i, i32 0 ; <<2 x double>> [#uses=1] + %tmp2.i = bitcast <2 x double> %2 to <4 x float> ; <<4 x float>> [#uses=1] + %3 = shufflevector <4 x float> %1, <4 x float> %tmp2.i, <4 x i32> < i32 4, i32 5, i32 2, i32 3 > ; <<4 x float>> [#uses=1] + store <4 x float> %3, <4 x float>* %0, align 4 + ret void +} |