| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-apple-darwin10 | FileCheck %s |
| |
| ; Make sure we don't crash because we negated an fma when we didn't have any fma instructions. |
| |
| define float @pr36553(float %a, float %b, float %c) nounwind { |
| ; CHECK-LABEL: pr36553: |
| ; CHECK: ## %bb.0: ## %entry |
| ; CHECK-NEXT: pushq %rax |
| ; CHECK-NEXT: callq _fmaf |
| ; CHECK-NEXT: xorps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 |
| ; CHECK-NEXT: popq %rax |
| ; CHECK-NEXT: retq |
| entry: |
| %0 = tail call float @llvm.fma.f32(float %a, float %b, float %c) |
| %sub = fsub float -0.000000e+00, %0 |
| ret float %sub |
| } |
| |
| declare float @llvm.fma.f32(float, float, float) |
