// special case to check if the atomic has only one extract_subreg use,
// which itself has no uses.
if ((Node->hasNUsesOfValue(1, 0) &&
+ Node->use_begin()->isMachineOpcode() &&
Node->use_begin()->getMachineOpcode() == AMDGPU::EXTRACT_SUBREG &&
!Node->use_begin()->hasAnyUseOfValue(0))) {
unsigned Def = MI->getOperand(0).getReg();
ret float %out
}
+;CHECK-LABEL: {{^}}test4:
+;CHECK: buffer_atomic_add v0,
+define amdgpu_ps float @test4() {
+main_body:
+ %v = call i32 @llvm.amdgcn.buffer.atomic.add(i32 1, <4 x i32> undef, i32 0, i32 4, i1 false)
+ %v.float = bitcast i32 %v to float
+ ret float %v.float
+}
+
declare i32 @llvm.amdgcn.buffer.atomic.swap(i32, <4 x i32>, i32, i32, i1) #0
declare i32 @llvm.amdgcn.buffer.atomic.add(i32, <4 x i32>, i32, i32, i1) #0
declare i32 @llvm.amdgcn.buffer.atomic.sub(i32, <4 x i32>, i32, i32, i1) #0