llvm-project/llvm/test/CodeGen/ARM/ifcvt_forked_diamond_unanal...

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# RUN: llc -mtriple=thumbv7-apple-ios -run-pass=if-converter %s -o - | FileCheck %s
---
name: foo
body: |
bb.0:
tBcc %bb.2, 1, $cpsr
bb.1:
successors: %bb.3(0x20000000), %bb.4(0x60000000)
$sp = tADDspi $sp, 1, 14, _
tBcc %bb.3, 1, $cpsr
tB %bb.4, 14, $noreg
bb.2:
successors: %bb.3(0x20000000), %bb.4(0x60000000)
$sp = tADDspi $sp, 2, 14, _
tBcc %bb.3, 1, $cpsr
tB %bb.4, 14, $noreg
bb.3:
successors:
$sp = tADDspi $sp, 3, 14, _
tBX_RET 14, _
bb.4:
successors:
$sp = tADDspi $sp, 4, 14, _
tBX_RET 14, _
...
# Forked-diamond testcase with unanalyzable instructions in both the True and
# False BBs following the forked diamond.
# CHECK: body: |
# CHECK: bb.0:
# CHECK: successors: %bb.2(0x20000000), %bb.1(0x60000000)
# CHECK: $sp = tADDspi $sp, 2, 1, $cpsr
# CHECK: $sp = tADDspi $sp, 1, 0, $cpsr, implicit $sp
# CHECK: t2Bcc %bb.2, 1, $cpsr
# CHECK: bb.1:
# CHECK: $sp = tADDspi $sp, 4, 14, $noreg
# CHECK: tBX_RET 14, $noreg
# CHECK: bb.2:
# CHECK: $sp = tADDspi $sp, 3, 14, $noreg
# CHECK: tBX_RET 14, $noreg