1 files changed, 39 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/llvm.AMDGPU.kill.ll b/test/CodeGen/AMDGPU/llvm.AMDGPU.kill.ll
new file mode 100644
index 000000000000..057708e7b5cc
--- /dev/null
+++ b/test/CodeGen/AMDGPU/llvm.AMDGPU.kill.ll
@@ -0,0 +1,39 @@
+; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
+
+; SI-LABEL: {{^}}kill_gs_const:
+; SI-NOT: v_cmpx_le_f32
+; SI: s_mov_b64 exec, 0
+
+define void @kill_gs_const() #0 {
+main_body:
+  %0 = icmp ule i32 0, 3
+  %1 = select i1 %0, float 1.000000e+00, float -1.000000e+00
+  call void @llvm.AMDGPU.kill(float %1)
+  %2 = icmp ule i32 3, 0
+  %3 = select i1 %2, float 1.000000e+00, float -1.000000e+00
+  call void @llvm.AMDGPU.kill(float %3)
+  ret void
+}
+
+; SI-LABEL: {{^}}kill_vcc_implicit_def:
+; SI-NOT: v_cmp_gt_f32_e32 vcc,
+; SI: v_cmp_gt_f32_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], 0, v{{[0-9]+}}
+; SI: v_cmpx_le_f32_e32 vcc, 0, v{{[0-9]+}}
+; SI: v_cndmask_b32_e64 v{{[0-9]+}}, 0, 1.0, [[CMP]]
+define void @kill_vcc_implicit_def([6 x <16 x i8>] addrspace(2)* byval, [17 x <16 x i8>] addrspace(2)* byval, [17 x <4 x i32>] addrspace(2)* byval, [34 x <8 x i32>] addrspace(2)* byval, float inreg, i32 inreg, <2 x i32>, <2 x i32>, <2 x i32>, <3 x i32>, <2 x i32>, <2 x i32>, <2 x i32>, float, float, float, float, float, float, i32, float, float) #1 {
+entry:
+  %tmp0 = fcmp olt float %13, 0.0
+  call void @llvm.AMDGPU.kill(float %14)
+  %tmp1 = select i1 %tmp0, float 1.0, float 0.0
+  call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 1, i32 1, float %tmp1, float %tmp1, float %tmp1, float %tmp1)
+  ret void
+}
+
+declare void @llvm.AMDGPU.kill(float)
+declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float)
+
+attributes #0 = { "ShaderType"="2" }
+attributes #1 = { "ShaderType"="0" }
+
+!0 = !{!"const", null, i32 1}