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-rw-r--r--test/CodeGen/R600/atomic_load_add.ll23
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 0000000000000..0bc48a3590b22
--- /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 -verify-machineinstrs | 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
+}