40 lines
1.3 KiB
LLVM
40 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=+avx < %s | FileCheck %s
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define void @PR32957(<2 x float>* %in, <8 x float>* %out) {
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; CHECK-LABEL: PR32957:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vmovsd {{.*#+}} xmm0 = mem[0],zero
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; CHECK-NEXT: vmovaps %ymm0, (%rsi)
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%ld = load <2 x float>, <2 x float>* %in, align 8
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%ext = extractelement <2 x float> %ld, i64 0
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%ext2 = extractelement <2 x float> %ld, i64 1
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%ins = insertelement <8 x float> <float undef, float undef, float 0.0, float 0.0, float 0.0, float 0.0, float 0.0, float 0.0>, float %ext, i64 0
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%ins2 = insertelement <8 x float> %ins, float %ext2, i64 1
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store <8 x float> %ins2, <8 x float>* %out, align 32
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ret void
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}
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declare { i8, double } @fun()
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; Check that this does not fail to combine concat_vectors of a value from
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; merge_values through a bitcast.
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define void @d(i1 %cmp) {
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; CHECK-LABEL: d:
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; CHECK: # %bb.0: # %bar
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; CHECK-NEXT: pushq %rax
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: callq fun
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bar:
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%val = call { i8, double } @fun()
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%extr = extractvalue { i8, double } %val, 1
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%bc = bitcast double %extr to <2 x float>
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br label %baz
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baz:
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%extr1 = extractelement <2 x float> %bc, i64 0
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unreachable
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}
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