Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/llvm/test/Transforms/JumpThreading/threading_prof2.ll

@@ -0,0 +1,42 @@
+; RUN: opt -jump-threading -S < %s | FileCheck %s
+; RUN: opt -passes=jump-threading -S < %s | FileCheck %s
+define void @test() {
+bb:
+  %tmp = call i32 @a()
+  %tmp1 = icmp eq i32 %tmp, 1
+  br i1 %tmp1, label %bb5, label %bb2
+; CHECK: br i1 %tmp1,{{.*}} !prof ![[PROF1:[0-9]+]]
+
+bb2:                                              
+  %tmp3 = call i32 @b()
+  %tmp4 = icmp ne i32 %tmp3, 1
+  br label %bb5
+; CHECK: br i1 %tmp4, {{.*}} !prof ![[PROF2:[0-9]+]]
+
+bb5:                                             
+  %tmp6 = phi i1 [ false, %bb ], [ %tmp4, %bb2 ]
+  br i1 %tmp6, label %bb8, label %bb7, !prof !0
+
+bb7:                                            
+  call void @bar()
+  br label %bb9
+
+bb8: 
+  call void @foo()
+  br label %bb9
+
+bb9:                                           
+  ret void
+}
+
+declare void @bar()
+
+declare void @foo()
+
+declare i32 @a()
+
+declare i32 @b()
+
+!0 = !{!"branch_weights", i32 2146410443, i32 1073205}
+;CHECK: ![[PROF1]] = !{!"branch_weights", i32 1073205, i32 2146410443}
+;CHECK: ![[PROF2]] = !{!"branch_weights", i32 2146410443, i32 1073205}