diff options
Diffstat (limited to 'test/Analysis')
| -rw-r--r-- | test/Analysis/BranchProbabilityInfo/basic.ll | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/Analysis/BranchProbabilityInfo/basic.ll b/test/Analysis/BranchProbabilityInfo/basic.ll index 74d06a1..08adfa8 100644 --- a/test/Analysis/BranchProbabilityInfo/basic.ll +++ b/test/Analysis/BranchProbabilityInfo/basic.ll @@ -88,3 +88,30 @@ exit: } !1 = metadata !{metadata !"branch_weights", i32 4, i32 4, i32 64, i32 4, i32 4} + +define i32 @test4(i32 %x) nounwind uwtable readnone ssp { +; CHECK: Printing analysis {{.*}} for function 'test4' +entry: + %conv = sext i32 %x to i64 + switch i64 %conv, label %return [ + i64 0, label %sw.bb + i64 1, label %sw.bb + i64 2, label %sw.bb + i64 5, label %sw.bb1 + ], !prof !2 +; CHECK: edge entry -> return probability is 7 / 85 +; CHECK: edge entry -> sw.bb probability is 14 / 85 +; CHECK: edge entry -> sw.bb1 probability is 64 / 85 + +sw.bb: + br label %return + +sw.bb1: + br label %return + +return: + %retval.0 = phi i32 [ 5, %sw.bb1 ], [ 1, %sw.bb ], [ 0, %entry ] + ret i32 %retval.0 +} + +!2 = metadata !{metadata !"branch_weights", i32 7, i32 6, i32 4, i32 4, i32 64} |