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