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-rw-r--r--test/CodeGen/AMDGPU/infinite-loop.ll18
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diff --git a/test/CodeGen/AMDGPU/infinite-loop.ll b/test/CodeGen/AMDGPU/infinite-loop.ll
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+++ b/test/CodeGen/AMDGPU/infinite-loop.ll
@@ -0,0 +1,18 @@
+; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
+
+; SI-LABEL: {{^}}infinite_loop:
+; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0x3e7
+; SI: BB0_1:
+; SI: buffer_store_dword [[REG]]
+; SI: s_waitcnt vmcnt(0) expcnt(0)
+; SI: s_branch BB0_1
+define void @infinite_loop(i32 addrspace(1)* %out) {
+entry:
+ br label %for.body
+
+for.body: ; preds = %entry, %for.body
+ store i32 999, i32 addrspace(1)* %out, align 4
+ br label %for.body
+}
+