| ; REQUIRES: x86-registered-target |
| ; |
| ; Check that the basic block profile dump outputs data and in the correct |
| ; format. |
| ; |
| ; RUN: llc -mtriple=x86_64-linux-unknown -o /dev/null -basic-block-sections=labels -mbb-profile-dump=- %s | FileCheck %s |
| |
| ; bb profile dump is not supported on NVPTX |
| ; UNSUPPORTED: target=nvptx{{.*}} |
| |
| ; Check that given a simple case, we can return the default MBFI |
| |
| define i64 @f2(i64 %a, i64 %b) { |
| %sum = add i64 %a, %b |
| ret i64 %sum |
| } |
| |
| define i64 @f1() { |
| %sum = call i64 @f2(i64 2, i64 2) |
| %isEqual = icmp eq i64 %sum, 4 |
| br i1 %isEqual, label %ifEqual, label %ifNotEqual |
| ifEqual: |
| ret i64 0 |
| ifNotEqual: |
| ret i64 %sum |
| } |
| |
| ; CHECK: f2,0,1.000000e+00 |
| ; CHECK-NEXT: f1,0,1.000000e+00 |
| ; CHECK-NEXT: f1,1,5.000000e-01 |
| ; CHECK-NEXT: f1,2,1.000000e+00 |
| |
| ; Check that if we pass -mbb-profile-dump but don't set -basic-block-sections, |
| ; we get an appropriate error message |
| |
| ; RUN: not llc -mtriple=x86_64-linux-unknown -o /dev/null -mbb-profile-dump=- %s 2>&1 | FileCheck --check-prefix=NO-SECTIONS %s |
| |
| ; NO-SECTIONS: <unknown>:0: error: Unable to find BB labels for MBB profile dump. -mbb-profile-dump must be called with -basic-block-sections=labels |
| |
