diff options
Diffstat (limited to 'llvm/test/Transforms/PGOProfile/branch2_gen.ll')
| -rw-r--r-- | llvm/test/Transforms/PGOProfile/branch2_gen.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/llvm/test/Transforms/PGOProfile/branch2_gen.ll b/llvm/test/Transforms/PGOProfile/branch2_gen.ll new file mode 100644 index 00000000000..2c18b6d097b --- /dev/null +++ b/llvm/test/Transforms/PGOProfile/branch2_gen.ll @@ -0,0 +1,25 @@ +; RUN: opt < %s -pgo-instr-gen -S | FileCheck %s +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +; CHECK: @__llvm_profile_name__Z9test_br_2i = private constant [13 x i8] c"_Z9test_br_2i" + +define i32 @_Z9test_br_2i(i32 %i) { +entry: + %cmp = icmp sgt i32 %i, 0 + br i1 %cmp, label %if.then, label %if.else + +if.then: +; CHECK: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @__llvm_profile_name__Z9test_br_2i, i32 0, i32 0), i64 29368252703, i32 2, i32 0) + %add = add nsw i32 %i, 2 + br label %if.end + +if.else: +; CHECK: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @__llvm_profile_name__Z9test_br_2i, i32 0, i32 0), i64 29368252703, i32 2, i32 1) + %sub = sub nsw i32 %i, 2 + br label %if.end + +if.end: + %retv = phi i32 [ %add, %if.then ], [ %sub, %if.else ] + ret i32 %retv +} |
