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Like V_SET0, these instructions are expanded by ExpandPostRA to xorps / vxorps so they can participate in execution domain swizzling. This also makes the AVX variants redundant. llvm-svn: 145440
41 lines
752 B
LLVM
41 lines
752 B
LLVM
; RUN: llc < %s -march=x86-64 | FileCheck %s --check-prefix=CHECK-64
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; RUN: llc < %s -march=x86-64 -o /dev/null -stats -info-output-file - | grep asm-printer | grep 12
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; RUN: llc < %s -march=x86 | FileCheck %s --check-prefix=CHECK-32
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declare void @bar(double %x)
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declare void @barf(float %x)
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define double @foo() nounwind {
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call void @bar(double 0.0)
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ret double 0.0
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;CHECK-32: foo:
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;CHECK-32: call
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;CHECK-32: fldz
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;CHECK-32: ret
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;CHECK-64: foo:
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;CHECK-64: xorps
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;CHECK-64: call
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;CHECK-64: xorps
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;CHECK-64: ret
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}
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define float @foof() nounwind {
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call void @barf(float 0.0)
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ret float 0.0
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;CHECK-32: foof:
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;CHECK-32: call
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;CHECK-32: fldz
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;CHECK-32: ret
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;CHECK-64: foof:
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;CHECK-64: xorps
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;CHECK-64: call
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;CHECK-64: xorps
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;CHECK-64: ret
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}
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