| ; RUN: llc < %s -mtriple=thumbv8 -stop-after=if-converter -arm-atomic-cfg-tidy=0 -arm-restrict-it | FileCheck %s |
| |
| %struct.S = type { ptr, [1 x i8] } |
| define internal zeroext i8 @bar(ptr %x, ptr nocapture %y) nounwind readonly { |
| entry: |
| %0 = getelementptr inbounds %struct.S, ptr %x, i32 0, i32 1, i32 0 |
| %1 = load i8, ptr %0, align 1 |
| %2 = zext i8 %1 to i32 |
| %3 = and i32 %2, 112 |
| %4 = icmp eq i32 %3, 0 |
| br i1 %4, label %return, label %bb |
| |
| bb: |
| %5 = getelementptr inbounds %struct.S, ptr %y, i32 0, i32 1, i32 0 |
| %6 = load i8, ptr %5, align 1 |
| %7 = zext i8 %6 to i32 |
| %8 = and i32 %7, 112 |
| %9 = icmp eq i32 %8, 0 |
| br i1 %9, label %return, label %bb2 |
| |
| ; CHECK: bb.1.bb: |
| ; CHECK: successors: %bb.4(0x40000000), %bb.3(0x40000000) |
| |
| bb2: |
| %v10 = icmp eq i32 %3, 16 |
| br i1 %v10, label %bb4, label %bb3, !prof !0 |
| |
| bb3: |
| %v11 = icmp eq i32 %8, 16 |
| br i1 %v11, label %bb4, label %return, !prof !1 |
| |
| bb4: |
| %v12 = ptrtoint ptr %x to i32 |
| %phitmp = trunc i32 %v12 to i8 |
| ret i8 %phitmp |
| |
| return: |
| ret i8 1 |
| } |
| |
| !0 = !{!"branch_weights", i32 4, i32 12} |
| !1 = !{!"branch_weights", i32 8, i32 16} |
