21 lines
689 B
LLVM
21 lines
689 B
LLVM
; 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 {{.*}}(%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)
|