llvm-project/llvm/test/CodeGen/ARM/ifcvt_diamond_unanalyzable.mir

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# RUN: llc -mtriple=arm-apple-ios -run-pass=if-converter %s -o - | FileCheck %s
---
name: foo
body: |
bb.0:
Bcc %bb.2, 1, %cpsr
bb.1:
%sp = tADDspi %sp, 1, 14, _
B %bb.3
bb.2:
%sp = tADDspi %sp, 2, 14, _
B %bb.3
bb.3:
successors:
%sp = tADDspi %sp, 3, 14, _
BX_RET 14, _
...
# Diamond testcase with unanalyzable instruction in the BB following the
# diamond.
# CHECK: body: |
# CHECK: bb.0:
# CHECK: %sp = tADDspi %sp, 2, 1, %cpsr
# CHECK: %sp = tADDspi %sp, 1, 0, %cpsr, implicit %sp
# CHECK: %sp = tADDspi %sp, 3, 14, %noreg
# CHECK: BX_RET 14, %noreg