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; RUN: llc -verify-machineinstrs -mtriple=x86_64-unknown-unknown -mcpu=generic -mattr=+avx < %s | FileCheck %s
; When commuting a VADDSDrr instruction, verify that the 'IsUndef' flag is
; correctly propagated to the operands of the resulting instruction.
; Test for PR23103;
declare zeroext i1 @foo(<1 x double>)
define <1 x double> @pr23103(<1 x double>* align 8 %Vp) {
; CHECK-LABEL: pr23103:
; CHECK: vmovsd (%rdi), %xmm0
; CHECK-NEXT: vmovsd %xmm0, {{.*}}(%rsp) {{.*#+}} 8-byte Spill
; CHECK-NEXT: callq foo
; CHECK-NEXT: vaddsd {{.*}}(%rsp), %xmm0, %xmm0 {{.*#+}} 8-byte Folded Reload
; CHECK: retq
entry:
%V = load <1 x double>, <1 x double>* %Vp, align 8
%call = call zeroext i1 @foo(<1 x double> %V)
%fadd = fadd <1 x double> %V, undef
ret <1 x double> %fadd
}
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