1; RUN: llc -march=hexagon -mcpu=hexagonv5 < %s | FileCheck %s
2; Optimize fneg to togglebit in V5.
3
4define float @foo(float %x) nounwind {
5entry:
6; CHECK: r{{[0-9]+}} = togglebit(r{{[0-9]+}}, #31)
7  %x.addr = alloca float, align 4
8  store float %x, float* %x.addr, align 4
9  %0 = load float* %x.addr, align 4
10  %sub = fsub float -0.000000e+00, %0
11  ret float %sub
12}
13
14define float @bar(float %x) nounwind {
15entry:
16; CHECK: r{{[0-9]+}} = togglebit(r{{[0-9]+}}, #31)
17  %sub = fsub float -0.000000e+00, %x
18  ret float %sub
19}
20
21define float @baz(float %x) nounwind {
22entry:
23; CHECK: r{{[0-9]+}} = togglebit(r{{[0-9]+}}, #31)
24  %conv1 = fmul float %x, -1.000000e+00
25  ret float %conv1
26}
27