| Tom Stellard | 49f8bfd | 2015-01-06 18:00:21 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s |
| Matt Arsenault | 6026858 | 2014-07-12 00:36:19 +0000 | [diff] [blame] | 2 | ; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s |
| Tom Stellard | ce54033 | 2013-06-28 15:46:59 +0000 | [diff] [blame] | 3 | |
| Tom Stellard | 79243d9 | 2014-10-01 17:15:17 +0000 | [diff] [blame] | 4 | ; FUNC-LABEL: {{^}}test_barrier_local: |
| Matt Arsenault | 6026858 | 2014-07-12 00:36:19 +0000 | [diff] [blame] | 5 | ; EG: GROUP_BARRIER |
| Tom Stellard | 9d6797a | 2015-01-06 19:52:07 +0000 | [diff] [blame] | 6 | |
| 7 | ; SI: buffer_store_dword |
| 8 | ; SI: s_waitcnt |
| Tom Stellard | 326d6ec | 2014-11-05 14:50:53 +0000 | [diff] [blame] | 9 | ; SI: s_barrier |
| Tom Stellard | ce54033 | 2013-06-28 15:46:59 +0000 | [diff] [blame] | 10 | |
| Matt Arsenault | 6026858 | 2014-07-12 00:36:19 +0000 | [diff] [blame] | 11 | define void @test_barrier_local(i32 addrspace(1)* %out) { |
| Tom Stellard | ce54033 | 2013-06-28 15:46:59 +0000 | [diff] [blame] | 12 | entry: |
| 13 | %0 = call i32 @llvm.r600.read.tidig.x() |
| David Blaikie | 79e6c74 | 2015-02-27 19:29:02 +0000 | [diff] [blame] | 14 | %1 = getelementptr i32, i32 addrspace(1)* %out, i32 %0 |
| Tom Stellard | ce54033 | 2013-06-28 15:46:59 +0000 | [diff] [blame] | 15 | store i32 %0, i32 addrspace(1)* %1 |
| 16 | call void @llvm.AMDGPU.barrier.local() |
| 17 | %2 = call i32 @llvm.r600.read.local.size.x() |
| 18 | %3 = sub i32 %2, 1 |
| 19 | %4 = sub i32 %3, %0 |
| David Blaikie | 79e6c74 | 2015-02-27 19:29:02 +0000 | [diff] [blame] | 20 | %5 = getelementptr i32, i32 addrspace(1)* %out, i32 %4 |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 21 | %6 = load i32, i32 addrspace(1)* %5 |
| Tom Stellard | ce54033 | 2013-06-28 15:46:59 +0000 | [diff] [blame] | 22 | store i32 %6, i32 addrspace(1)* %1 |
| 23 | ret void |
| 24 | } |
| 25 | |
| Tom Stellard | ce54033 | 2013-06-28 15:46:59 +0000 | [diff] [blame] | 26 | declare void @llvm.AMDGPU.barrier.local() |
| Matt Arsenault | 6026858 | 2014-07-12 00:36:19 +0000 | [diff] [blame] | 27 | |
| 28 | declare i32 @llvm.r600.read.tidig.x() #0 |
| Tom Stellard | ce54033 | 2013-06-28 15:46:59 +0000 | [diff] [blame] | 29 | declare i32 @llvm.r600.read.local.size.x() #0 |
| 30 | |
| 31 | attributes #0 = { readnone } |