1 ; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK
2 ; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI-CHECK
4 ; DAGCombiner will transform:
5 ; (fabs (f32 bitcast (i32 a))) => (f32 bitcast (and (i32 a), 0x7FFFFFFF))
6 ; unless isFabsFree returns true
8 ; R600-CHECK: @fabs_free
10 ; R600-CHECK: |PV.{{[XYZW]}}|
11 ; SI-CHECK: @fabs_free
12 ; SI-CHECK: V_ADD_F32_e64 VGPR{{[0-9]}}, SGPR{{[0-9]}}, 0, 1, 0, 0, 0
14 define void @fabs_free(float addrspace(1)* %out, i32 %in) {
16 %0 = bitcast i32 %in to float
17 %1 = call float @fabs(float %0)
18 store float %1, float addrspace(1)* %out
22 declare float @fabs(float ) readnone