5403c59c60
The LIT test cases were migrated with the script provided by Nikita Popov. Due to the size of the change it is split into several parts. Reviewed By: nemanja, nikic Differential Revision: https://reviews.llvm.org/D135474
25 lines
1020 B
LLVM
25 lines
1020 B
LLVM
; RUN: llc -O1 < %s | FileCheck %s
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target triple = "powerpc64le-linux-gnu"
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; The second xxspltw should be eliminated.
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; CHECK: xxspltw
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; CHECK-NOT: xxspltw
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define void @Test() {
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bb4:
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%tmp = load <4 x i8>, ptr undef
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%tmp8 = bitcast <4 x i8> %tmp to float
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%tmp18 = fmul float %tmp8, undef
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%tmp19 = fsub float 0.000000e+00, %tmp18
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store float %tmp19, ptr undef
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%tmp22 = shufflevector <4 x i8> %tmp, <4 x i8> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3>
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%tmp23 = bitcast <16 x i8> %tmp22 to <4 x float>
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%tmp25 = tail call <4 x float> @llvm.fma.v4f32(<4 x float> undef, <4 x float> %tmp23, <4 x float> undef)
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%tmp26 = fsub <4 x float> zeroinitializer, %tmp25
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%tmp27 = bitcast <4 x float> %tmp26 to <4 x i32>
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tail call void @llvm.ppc.altivec.stvx(<4 x i32> %tmp27, ptr undef)
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ret void
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}
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declare void @llvm.ppc.altivec.stvx(<4 x i32>, ptr)
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declare <4 x float> @llvm.fma.v4f32(<4 x float>, <4 x float>, <4 x float>)
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