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declare i32 @__clc_clk_local_mem_fence() #1
declare i32 @__clc_clk_global_mem_fence() #1
declare void @llvm.amdgcn.s.barrier() #0
define void @barrier(i32 %flags) #2 {
barrier_local_test:
%CLK_LOCAL_MEM_FENCE = call i32 @__clc_clk_local_mem_fence()
%0 = and i32 %flags, %CLK_LOCAL_MEM_FENCE
%1 = icmp ne i32 %0, 0
br i1 %1, label %barrier_local, label %barrier_global_test
barrier_local:
call void @llvm.amdgcn.s.barrier()
br label %barrier_global_test
barrier_global_test:
%CLK_GLOBAL_MEM_FENCE = call i32 @__clc_clk_global_mem_fence()
%2 = and i32 %flags, %CLK_GLOBAL_MEM_FENCE
%3 = icmp ne i32 %2, 0
br i1 %3, label %barrier_global, label %done
barrier_global:
call void @llvm.amdgcn.s.barrier()
br label %done
done:
ret void
}
attributes #0 = { nounwind convergent }
attributes #1 = { nounwind alwaysinline }
attributes #2 = { nounwind convergent alwaysinline }
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