+++ /dev/null
-; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple x86_64 < %s | FileCheck %s
-
-; To ensure unused floating point constant is removed in negation
-define float @test(float %src, float* %p) {
-; CHECK-LABEL: test:
-; CHECK: # %bb.0: # %entry
-; CHECK-NEXT: movq $0, (%rdi)
-; CHECK-NEXT: xorps %xmm0, %xmm0
-; CHECK-NEXT: retq
-entry:
- %a0 = getelementptr inbounds float, float* %p, i32 0
- %a1 = getelementptr inbounds float, float* %p, i32 1
- store float 0.000000e+00, float* %a0
- store float 0.000000e+00, float* %a1
- %zero = load float, float* %a0
- %fmul1 = fmul fast float %zero, %src
- %fadd1 = fadd fast float %fmul1, %zero
- %fmul2 = fmul fast float %fadd1, 2.000000e+00
- %fmul3 = fmul fast float %fmul2, %fmul2
- %fmul4 = fmul fast float %fmul2, 2.000000e+00
- %fadd2 = fadd fast float %fmul4, -3.000000e+00
- %fmul5 = fmul fast float %fadd2, %fmul2
- %fadd3 = fadd fast float %fmul2, %src
- %fadd4 = fadd fast float %fadd3, %fmul5
- %fmul6 = fmul fast float %fmul3, %fadd4
- ret float %fmul6
-}