| ; RUN: opt -regions -analyze < %s | FileCheck %s | |
| ; RUN: opt -regions -stats < %s |& FileCheck -check-prefix=STAT %s | |
| ; RUN: opt -regions -print-region-style=bb -analyze < %s |& FileCheck -check-prefix=BBIT %s | |
| ; RUN: opt -regions -print-region-style=rn -analyze < %s |& FileCheck -check-prefix=RNIT %s | |
| define internal fastcc zeroext i8 @handle_compress() nounwind { | |
| end165: | |
| br i1 1, label %false239, label %true181 | |
| true181: | |
| br i1 1, label %then187, label %else232 | |
| then187: | |
| br label %end265 | |
| else232: | |
| br i1 1, label %false239, label %then245 | |
| false239: | |
| br i1 1, label %then245, label %else259 | |
| then245: | |
| br i1 1, label %then251, label %end253 | |
| then251: | |
| br label %end253 | |
| end253: | |
| br label %end265 | |
| else259: | |
| br label %end265 | |
| end265: | |
| br i1 1, label %then291, label %end298 | |
| then291: | |
| br label %end298 | |
| end298: | |
| ret i8 1 | |
| } | |
| ; CHECK-NOT: => | |
| ; CHECK: [0] end165 => <Function Return> | |
| ; CHECK-NEXT: [1] end165 => end265 | |
| ; CHECK-NEXT: [2] then245 => end253 | |
| ; CHECK-NEXT: [1] end265 => end298 | |
| ; STAT: 4 region - The # of regions | |
| ; BBIT: end165, false239, then245, then251, end253, end265, then291, end298, else259, true181, then187, else232, | |
| ; BBIT: end165, false239, then245, then251, end253, else259, true181, then187, else232, | |
| ; BBIT: then245, then251, | |
| ; BBIT: end265, then291, | |
| ; RNIT: end165 => end265, end265 => end298, end298, | |
| ; RNIT: end165, false239, then245 => end253, end253, else259, true181, then187, else232, | |
| ; RNIT: then245, then251, | |
| ; RNIT: end265, then291, |