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; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
; FUNC-LABEL: {{^}}test_barrier_global:
; EG: GROUP_BARRIER
; SI: buffer_store_dword
; SI: s_waitcnt
; SI: s_barrier
define void @test_barrier_global(i32 addrspace(1)* %out) {
entry:
%0 = call i32 @llvm.r600.read.tidig.x()
%1 = getelementptr i32, i32 addrspace(1)* %out, i32 %0
store i32 %0, i32 addrspace(1)* %1
call void @llvm.AMDGPU.barrier.global()
%2 = call i32 @llvm.r600.read.local.size.x()
%3 = sub i32 %2, 1
%4 = sub i32 %3, %0
%5 = getelementptr i32, i32 addrspace(1)* %out, i32 %4
%6 = load i32, i32 addrspace(1)* %5
store i32 %6, i32 addrspace(1)* %1
ret void
}
declare void @llvm.AMDGPU.barrier.global()
declare i32 @llvm.r600.read.tidig.x() #0
declare i32 @llvm.r600.read.local.size.x() #0
attributes #0 = { readnone }
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