| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -jump-threading -S | FileCheck %s |
| |
| ; CHECK-ALL-LABEL: @func( |
| |
| define i1 @func(i1 %arg, i32 %arg1, i1 %arg2) { |
| ; CHECK-LABEL: @func( |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: br i1 [[ARG:%.*]], label [[BB3:%.*]], label [[BB4:%.*]] |
| ; CHECK: bb3: |
| ; CHECK-NEXT: [[I:%.*]] = icmp eq i32 [[ARG1:%.*]], 0 |
| ; CHECK-NEXT: br label [[BB7:%.*]] |
| ; CHECK: bb4: |
| ; CHECK-NEXT: callbr void asm sideeffect "", "X"(i8* blockaddress(@func, [[BB7]])) |
| ; CHECK-NEXT: to label [[BB5:%.*]] [label %bb7] |
| ; CHECK: bb5: |
| ; CHECK-NEXT: br label [[BB7]] |
| ; CHECK: bb7: |
| ; CHECK-NEXT: [[I8:%.*]] = phi i1 [ [[I]], [[BB3]] ], [ [[ARG2:%.*]], [[BB5]] ], [ [[ARG2]], [[BB4]] ] |
| ; CHECK-NEXT: [[I9:%.*]] = xor i1 [[I8]], [[ARG]] |
| ; CHECK-NEXT: br i1 [[I9]], label [[BB11:%.*]], label [[BB11]] |
| ; CHECK: bb11: |
| ; CHECK-NEXT: ret i1 [[I9]] |
| ; |
| bb: |
| br i1 %arg, label %bb3, label %bb4 |
| |
| bb3: |
| %i = icmp eq i32 %arg1, 0 |
| br label %bb7 |
| |
| bb4: |
| callbr void asm sideeffect "", "X"(i8* blockaddress(@func, %bb6)) |
| to label %bb5 [label %bb6] |
| |
| bb5: |
| br label %bb6 |
| |
| bb6: |
| br label %bb7 |
| |
| bb7: |
| %i8 = phi i1 [ %i, %bb3 ], [ %arg2, %bb6 ] |
| %i9 = xor i1 %i8, %arg |
| br i1 %i9, label %bb11, label %bb10 |
| |
| bb10: |
| br label %bb11 |
| |
| bb11: |
| ret i1 %i9 |
| } |
