-;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK
+; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI-CHECK
-;CHECK: MOV T{{[0-9]+\.[XYZW], \|T[0-9]+\.[XYZW]\|}}
+; DAGCombiner will transform:
+; (fabs (f32 bitcast (i32 a))) => (f32 bitcast (and (i32 a), 0x7FFFFFFF))
+; unless isFabsFree returns true
-define void @test() {
- %r0 = call float @llvm.R600.load.input(i32 0)
- %r1 = call float @fabs( float %r0)
- call void @llvm.AMDGPU.store.output(float %r1, i32 0)
- ret void
-}
-
-declare float @llvm.R600.load.input(i32) readnone
+; R600-CHECK: @fabs_free
+; R600-CHECK-NOT: AND
+; R600-CHECK: |PV.{{[XYZW]}}|
+; SI-CHECK: @fabs_free
+; SI-CHECK: V_ADD_F32_e64 VGPR{{[0-9]}}, SGPR{{[0-9]}}, 0, 1, 0, 0, 0
-declare void @llvm.AMDGPU.store.output(float, i32)
+define void @fabs_free(float addrspace(1)* %out, i32 %in) {
+entry:
+ %0 = bitcast i32 %in to float
+ %1 = call float @fabs(float %0)
+ store float %1, float addrspace(1)* %out
+ ret void
+}
declare float @fabs(float ) readnone