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-rw-r--r--test/CodeGen/AMDGPU/si-annotate-cf-noloop.ll47
1 files changed, 42 insertions, 5 deletions
diff --git a/test/CodeGen/AMDGPU/si-annotate-cf-noloop.ll b/test/CodeGen/AMDGPU/si-annotate-cf-noloop.ll
index ef616eb63801d..5c6663dbbdab9 100644
--- a/test/CodeGen/AMDGPU/si-annotate-cf-noloop.ll
+++ b/test/CodeGen/AMDGPU/si-annotate-cf-noloop.ll
@@ -6,10 +6,10 @@
; OPT-NOT: call i1 @llvm.amdgcn.loop
; GCN-LABEL: {{^}}annotate_unreachable_noloop:
-; GCN: s_cbranch_vccnz
+; GCN: s_cbranch_scc1
; GCN-NOT: s_endpgm
; GCN: .Lfunc_end0
-define void @annotate_unreachable_noloop(<4 x float> addrspace(1)* noalias nocapture readonly %arg) #0 {
+define amdgpu_kernel void @annotate_unreachable_noloop(<4 x float> addrspace(1)* noalias nocapture readonly %arg) #0 {
bb:
%tmp = tail call i32 @llvm.amdgcn.workitem.id.x()
br label %bb1
@@ -37,12 +37,49 @@ bb5: ; preds = %bb3, %bb1
; OPT-NOT: call i1 @llvm.amdgcn.loop
; GCN-LABEL: {{^}}annotate_ret_noloop:
+; GCN: load_dwordx4
+; GCN: v_cmp_nlt_f32
+; GCN: s_and_saveexec_b64
+; GCN: ; mask branch [[UNIFIED_RET:BB[0-9]+_[0-9]+]]
+; GCN-NEXT: [[UNIFIED_RET]]:
+; GCN-NEXT: s_or_b64 exec, exec
+; GCN-NEXT: s_endpgm
+; GCN: .Lfunc_end
+define amdgpu_kernel void @annotate_ret_noloop(<4 x float> addrspace(1)* noalias nocapture readonly %arg) #0 {
+bb:
+ %tmp = tail call i32 @llvm.amdgcn.workitem.id.x()
+ br label %bb1
+
+bb1: ; preds = %bb
+ %tmp2 = sext i32 %tmp to i64
+ %tmp3 = getelementptr inbounds <4 x float>, <4 x float> addrspace(1)* %arg, i64 %tmp2
+ %tmp4 = load <4 x float>, <4 x float> addrspace(1)* %tmp3, align 16
+ %tmp5 = extractelement <4 x float> %tmp4, i32 1
+ store volatile <4 x float> %tmp4, <4 x float> addrspace(1)* undef
+ %cmp = fcmp ogt float %tmp5, 1.0
+ br i1 %cmp, label %bb5, label %bb3
+
+bb3: ; preds = %bb1
+ %tmp6 = extractelement <4 x float> %tmp4, i32 2
+ %tmp7 = fcmp olt float %tmp6, 0.000000e+00
+ br i1 %tmp7, label %bb4, label %bb5 ; crash goes away if these are swapped
+
+bb4: ; preds = %bb3
+ ret void
+
+bb5: ; preds = %bb3, %bb1
+ ret void
+}
+
+; OPT-LABEL: @uniform_annotate_ret_noloop(
+; OPT-NOT: call i1 @llvm.amdgcn.loop
+
+; GCN-LABEL: {{^}}uniform_annotate_ret_noloop:
; GCN: s_cbranch_scc1
; GCN: s_endpgm
-; GCN: .Lfunc_end1
-define void @annotate_ret_noloop(<4 x float> addrspace(1)* noalias nocapture readonly %arg) #0 {
+; GCN: .Lfunc_end
+define amdgpu_kernel void @uniform_annotate_ret_noloop(<4 x float> addrspace(1)* noalias nocapture readonly %arg, i32 %tmp) #0 {
bb:
- %tmp = tail call i32 @llvm.amdgcn.workitem.id.x()
br label %bb1
bb1: ; preds = %bb