| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -constraint-elimination -S %s | FileCheck %s |
| |
| declare void @use(i1) |
| |
| define void @test(i8* %m, i8* %ptr) { |
| ; CHECK-LABEL: @test( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP_1:%.*]] = icmp ult i8* [[M:%.*]], [[PTR:%.*]] |
| ; CHECK-NEXT: br i1 [[CMP_1]], label [[BB_1:%.*]], label [[BB_2:%.*]] |
| ; CHECK: bb.1: |
| ; CHECK-NEXT: [[CMP_2:%.*]] = icmp uge i8* [[M]], [[PTR]] |
| ; CHECK-NEXT: call void @use(i1 false) |
| ; CHECK-NEXT: ret void |
| ; CHECK: bb.2: |
| ; CHECK-NEXT: br label [[BB_2_NEXT:%.*]] |
| ; CHECK: bb.2.next: |
| ; CHECK-NEXT: [[CMP_3:%.*]] = icmp uge i8* [[M]], [[PTR]] |
| ; CHECK-NEXT: call void @use(i1 true) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %cmp.1 = icmp ult i8* %m, %ptr |
| br i1 %cmp.1, label %bb.1, label %bb.2 |
| |
| bb.1: |
| %cmp.2 = icmp uge i8* %m, %ptr |
| call void @use(i1 %cmp.2) |
| ret void |
| |
| bb.2: |
| br label %bb.2.next |
| |
| bb.2.next: |
| %cmp.3 = icmp uge i8* %m, %ptr |
| call void @use(i1 %cmp.3) |
| ret void |
| } |