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87 lines
2.7 KiB
LLVM
87 lines
2.7 KiB
LLVM
; RUN: llc < %s -mtriple=x86_64-linux -mcpu=penryn | FileCheck %s
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; rdar://10050222, rdar://10134392
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define <4 x float> @t1(<4 x float> %a, <1 x i64>* nocapture %p) nounwind {
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entry:
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; CHECK: t1:
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; CHECK: movlps (%rdi), %xmm0
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; CHECK: ret
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%p.val = load <1 x i64>* %p, align 1
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%0 = bitcast <1 x i64> %p.val to <2 x float>
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%shuffle.i = shufflevector <2 x float> %0, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
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%shuffle1.i = shufflevector <4 x float> %a, <4 x float> %shuffle.i, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
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ret <4 x float> %shuffle1.i
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}
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define <4 x float> @t1a(<4 x float> %a, <1 x i64>* nocapture %p) nounwind {
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entry:
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; CHECK: t1a:
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; CHECK: movlps (%rdi), %xmm0
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; CHECK: ret
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%0 = bitcast <1 x i64>* %p to double*
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%1 = load double* %0
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%2 = insertelement <2 x double> undef, double %1, i32 0
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%3 = bitcast <2 x double> %2 to <4 x float>
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%4 = shufflevector <4 x float> %a, <4 x float> %3, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
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ret <4 x float> %4
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}
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define void @t2(<1 x i64>* nocapture %p, <4 x float> %a) nounwind {
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entry:
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; CHECK: t2:
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; CHECK: movlps %xmm0, (%rdi)
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; CHECK: ret
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%cast.i = bitcast <4 x float> %a to <2 x i64>
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%extract.i = extractelement <2 x i64> %cast.i, i32 0
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%0 = getelementptr inbounds <1 x i64>* %p, i64 0, i64 0
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store i64 %extract.i, i64* %0, align 8
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ret void
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}
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define void @t2a(<1 x i64>* nocapture %p, <4 x float> %a) nounwind {
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entry:
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; CHECK: t2a:
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; CHECK: movlps %xmm0, (%rdi)
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; CHECK: ret
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%0 = bitcast <1 x i64>* %p to double*
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%1 = bitcast <4 x float> %a to <2 x double>
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%2 = extractelement <2 x double> %1, i32 0
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store double %2, double* %0
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ret void
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}
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; rdar://10436044
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define <2 x double> @t3() nounwind readonly {
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bb:
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; CHECK: t3:
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; CHECK: punpcklqdq %xmm1, %xmm0
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; CHECK: movq (%rax), %xmm1
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; CHECK: movsd %xmm1, %xmm0
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%tmp0 = load i128* null, align 1
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%tmp1 = load <2 x i32>* undef, align 8
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%tmp2 = bitcast i128 %tmp0 to <16 x i8>
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%tmp3 = bitcast <2 x i32> %tmp1 to i64
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%tmp4 = insertelement <2 x i64> undef, i64 %tmp3, i32 0
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%tmp5 = bitcast <16 x i8> %tmp2 to <2 x double>
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%tmp6 = bitcast <2 x i64> %tmp4 to <2 x double>
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%tmp7 = shufflevector <2 x double> %tmp5, <2 x double> %tmp6, <2 x i32> <i32 2, i32 1>
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ret <2 x double> %tmp7
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}
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; rdar://10450317
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define <2 x i64> @t4() nounwind readonly {
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bb:
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; CHECK: t4:
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; CHECK: punpcklqdq %xmm0, %xmm1
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; CHECK: movq (%rax), %xmm0
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; CHECK: movsd %xmm1, %xmm0
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%tmp0 = load i128* null, align 1
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%tmp1 = load <2 x i32>* undef, align 8
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%tmp2 = bitcast i128 %tmp0 to <16 x i8>
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%tmp3 = bitcast <2 x i32> %tmp1 to i64
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%tmp4 = insertelement <2 x i64> undef, i64 %tmp3, i32 0
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%tmp5 = bitcast <16 x i8> %tmp2 to <2 x i64>
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%tmp6 = shufflevector <2 x i64> %tmp4, <2 x i64> %tmp5, <2 x i32> <i32 2, i32 1>
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ret <2 x i64> %tmp6
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}
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