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| author | Tom Stellard <thomas.stellard@amd.com> | 2013-09-05 18:38:09 +0000 |
|---|---|---|
| committer | Tom Stellard <thomas.stellard@amd.com> | 2013-09-05 18:38:09 +0000 |
| commit | 79916948e1fd176a3898b596b679cc9dba3d40a8 (patch) | |
| tree | b2235e6c8de186b3b109c83cbf0c6d8149ab078a /test | |
| parent | 756f382ac116d1d935fe5c01f2c07c19c0aac77a (diff) | |
| download | llvm-79916948e1fd176a3898b596b679cc9dba3d40a8.tar.gz llvm-79916948e1fd176a3898b596b679cc9dba3d40a8.tar.bz2 llvm-79916948e1fd176a3898b596b679cc9dba3d40a8.tar.xz | |
R600: Add support for local memory atomic add
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190080 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/R600/atomic_load_add.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/CodeGen/R600/atomic_load_add.ll b/test/CodeGen/R600/atomic_load_add.ll new file mode 100644 index 0000000000..054d9cdc88 --- /dev/null +++ b/test/CodeGen/R600/atomic_load_add.ll @@ -0,0 +1,23 @@ +; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK +; RUN: llc < %s -march=r600 -mcpu=SI | FileCheck %s --check-prefix=SI-CHECK + +; R600-CHECK-LABEL: @atomic_add_local +; R600-CHECK: LDS_ADD * +; SI-CHECK-LABEL: @atomic_add_local +; SI-CHECK: DS_ADD_U32_RTN 0 +define void @atomic_add_local(i32 addrspace(3)* %local) { +entry: + %0 = atomicrmw volatile add i32 addrspace(3)* %local, i32 5 seq_cst + ret void +} + +; R600-CHECK-LABEL: @atomic_add_ret_local +; R600-CHECK: LDS_ADD_RET * +; SI-CHECK-LABEL: @atomic_add_ret_local +; SI-CHECK: DS_ADD_U32_RTN 0 +define void @atomic_add_ret_local(i32 addrspace(1)* %out, i32 addrspace(3)* %local) { +entry: + %0 = atomicrmw volatile add i32 addrspace(3)* %local, i32 5 seq_cst + store i32 %0, i32 addrspace(1)* %out + ret void +} |