| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -mtriple=thumbv7-apple-ios -run-pass=if-converter -verify-machineinstrs %s -o - | FileCheck %s |
| |
| # Both branches in bb.3 jump to bb.1. IfConversion shouldn't treat this as a |
| # tringle and insert the tADDspi in bb3, but leave it as it is. |
| |
| ... |
| --- |
| name: foo |
| body: | |
| ; CHECK-LABEL: name: foo |
| ; CHECK: bb.0: |
| ; CHECK: successors: %bb.2(0x40000000), %bb.1(0x40000000) |
| ; CHECK: tBcc %bb.2, 1 /* CC::ne */, $cpsr |
| ; CHECK: bb.1: |
| ; CHECK: successors: %bb.1(0x80000000) |
| ; CHECK: $sp = tADDspi $sp, 2, 14 /* CC::al */, $noreg |
| ; CHECK: tB %bb.1, 14 /* CC::al */, $noreg |
| ; CHECK: bb.2: |
| ; CHECK: successors: %bb.3(0x40000000), %bb.2(0x40000000) |
| ; CHECK: tBcc %bb.3, 0 /* CC::eq */, $cpsr |
| ; CHECK: tB %bb.2, 14 /* CC::al */, $noreg |
| ; CHECK: bb.3: |
| ; CHECK: successors: %bb.1(0x80000000) |
| ; CHECK: tBcc %bb.1, 1 /* CC::ne */, $cpsr |
| ; CHECK: tB %bb.1, 14 /* CC::al */, $noreg |
| bb.0: |
| tBcc %bb.2, 1, $cpsr |
| |
| bb.1: |
| $sp = tADDspi $sp, 2, 14, _ |
| tB %bb.1, 14, $noreg |
| |
| bb.2: |
| tBcc %bb.3, 0, $cpsr |
| tB %bb.2, 14, $noreg |
| |
| bb.3: |
| tBcc %bb.1, 1, $cpsr |
| tB %bb.1, 14, $noreg |
| ... |