diff options
Diffstat (limited to 'test/Transforms/PGOProfile/counter_promo_exit_merge.ll')
-rw-r--r-- | test/Transforms/PGOProfile/counter_promo_exit_merge.ll | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/test/Transforms/PGOProfile/counter_promo_exit_merge.ll b/test/Transforms/PGOProfile/counter_promo_exit_merge.ll new file mode 100644 index 0000000000000..f53d37600ce61 --- /dev/null +++ b/test/Transforms/PGOProfile/counter_promo_exit_merge.ll @@ -0,0 +1,74 @@ +; RUN: opt < %s -instrprof -do-counter-promotion=true -speculative-counter-promotion -S | FileCheck --check-prefix=PROMO %s +; RUN: opt < %s --passes=instrprof -do-counter-promotion=true -speculative-counter-promotion -S | FileCheck --check-prefix=PROMO %s + +$__llvm_profile_raw_version = comdat any + +@g = common local_unnamed_addr global i32 0, align 4 +@__llvm_profile_raw_version = constant i64 72057594037927940, comdat +@__profn_foo = private constant [3 x i8] c"foo" + +define void @foo(i32 %arg) local_unnamed_addr { +bb: + %tmp = add nsw i32 %arg, -1 + br label %bb1 + +bb1: ; preds = %bb11, %bb + %tmp2 = phi i32 [ 0, %bb ], [ %tmp12, %bb11 ] + %tmp3 = icmp sgt i32 %tmp2, %arg + br i1 %tmp3, label %bb7, label %bb4 + +bb4: ; preds = %bb1 + call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 63969943867, i32 5, i32 1) + tail call void @bar(i32 1) + %tmp5 = load i32, i32* @g, align 4 + %tmp6 = icmp sgt i32 %tmp5, 100 + br i1 %tmp6, label %bb14, label %bb11 + +bb7: ; preds = %bb1 + %tmp8 = icmp slt i32 %tmp2, %tmp + br i1 %tmp8, label %bb9, label %bb10 + +bb9: ; preds = %bb7 + call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 63969943867, i32 5, i32 2) + tail call void @bar(i32 2) + br label %bb11 + +bb10: ; preds = %bb7 + call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 63969943867, i32 5, i32 3) + tail call void @bar(i32 3) + br label %bb11 + +bb11: ; preds = %bb10, %bb9, %bb4 + %tmp12 = add nuw nsw i32 %tmp2, 1 + %tmp13 = icmp slt i32 %tmp2, 99 + br i1 %tmp13, label %bb1, label %bb14 + +bb14: ; preds = %bb4.bb14_crit_edge, %bb11 + tail call void @bar(i32 0) + br label %bb15 +; PROMO-LABEL: bb14: +; PROMO: %[[MERGE1:[a-z0-9]+]] = phi {{.*}} +; PROMO-NEXT: %[[MERGE2:[a-z0-9.]+]] = phi {{.*}} +; PROMO-NEXT: %[[MERGE3:[a-z0-9.]+]] = phi {{.*}} +; PROMO-NEXT: %[[PROMO3:[a-z0-9.]+]] = load{{.*}}@__profc_foo{{.*}}1) +; PROMO-NEXT: {{.*}} = add {{.*}}%[[PROMO3]], %[[MERGE3]] +; PROMO-NEXT: store{{.*}}@__profc_foo{{.*}}1) +; PROMO-NEXT: %[[PROMO2:[a-z0-9.]+]] = load{{.*}}@__profc_foo{{.*}}2) +; PROMO-NEXT: {{.*}} = add {{.*}}%[[PROMO2]], %[[MERGE2]] +; PROMO-NEXT: store{{.*}}@__profc_foo{{.*}}2) +; PROMO-NEXT: %[[PROMO1:[a-z0-9.]+]] = load{{.*}}@__profc_foo{{.*}}3) +; PROMO-NEXT: {{.*}} = add {{.*}}%[[PROMO1]], %[[MERGE1]] +; PROMO-NEXT: store{{.*}}@__profc_foo{{.*}}3) + +bb15: ; preds = %bb14 + call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 63969943867, i32 5, i32 4) + tail call void @bar(i32 1) + ret void +} + +declare void @bar(i32) local_unnamed_addr + +; Function Attrs: nounwind +declare void @llvm.instrprof.increment(i8*, i64, i32, i32) #0 + +attributes #0 = { nounwind } |