mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 11:42:57 +01:00
36 lines
748 B
YAML
36 lines
748 B
YAML
# RUN: llc -mtriple thumbv5e -run-pass=machine-cse -o - %s | FileCheck %s
|
|
|
|
# This is a contrived example made to expose a bug in
|
|
# MachineCSE, see PR32538.
|
|
|
|
# MachineCSE must not remove this def of %cpsr:
|
|
# CHECK-LABEL: bb.1:
|
|
# CHECK: , %cpsr = tLSLri
|
|
|
|
...
|
|
---
|
|
name: spam
|
|
registers:
|
|
- { id: 0, class: tgpr }
|
|
- { id: 1, class: tgpr }
|
|
- { id: 2, class: tgpr }
|
|
- { id: 3, class: tgpr }
|
|
liveins:
|
|
- { reg: '%r0', virtual-reg: '%0' }
|
|
body: |
|
|
bb.0:
|
|
liveins: %r0
|
|
%0 = COPY %r0
|
|
%1, %cpsr = tLSLri %0, 2, 14, _
|
|
tCMPi8 %0, 5, 14, _, implicit-def %cpsr
|
|
tBcc %bb.8, 8, %cpsr
|
|
|
|
bb.1:
|
|
%2, %cpsr = tLSLri %0, 2, 14, _
|
|
|
|
bb.8:
|
|
liveins: %cpsr
|
|
%3 = COPY %cpsr
|
|
tSTRi killed %3, %0, 0, 14, _
|
|
...
|