forked from OSchip/llvm-project
41 lines
1.1 KiB
YAML
41 lines
1.1 KiB
YAML
# RUN: llc -mtriple arm-gnueabihf -mattr=+vfp4 -run-pass=instruction-select -o - %s | FileCheck %s
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--- |
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declare double @llvm.fma.f64(double, double, double) #0
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define double @vfnmsd(double %x, double %y, double %z) #1 {
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%minus.y = fsub double -0.000000e+00, %y
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%fma = tail call double @llvm.fma.f64(double %x, double %minus.y, double %z)
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%minus.fma = fsub double -0.000000e+00, %fma
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ret double %minus.fma
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}
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; Function Attrs: nounwind
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declare void @llvm.stackprotector(i8*, i8**) #2
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attributes #0 = { nounwind readnone speculatable "target-features"="+vfp4" }
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attributes #1 = { "target-features"="+vfp4" }
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attributes #2 = { nounwind }
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...
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---
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name: vfnmsd
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legalized: true
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regBankSelected: true
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selected: false
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body: |
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bb.1 (%ir-block.0):
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liveins: $d0, $d1, $d2
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%0:fprb(s64) = COPY $d0
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%1:fprb(s64) = COPY $d1
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%2:fprb(s64) = COPY $d2
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%3:fprb(s64) = G_FNEG %1
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%4:fprb(s64) = G_FMA %0, %3, %2
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%5:fprb(s64) = G_FNEG %4
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$d0 = COPY %5(s64)
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MOVPCLR 14, $noreg, implicit $d0
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# CHECK: %{{[0-9]+}}:dpr = VFNMSD %{{[0-9]+}}, %{{[0-9]+}}, %{{[0-9]+}}, 14, $noreg
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...
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