24 lines
643 B
YAML
24 lines
643 B
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
|
|
# RUN: llc -mtriple aarch64 -run-pass=aarch64-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck %s
|
|
|
|
---
|
|
name: shift_of_zero
|
|
alignment: 4
|
|
legalized: true
|
|
liveins:
|
|
- { reg: '$w0' }
|
|
body: |
|
|
bb.1.entry:
|
|
liveins: $x0
|
|
|
|
; CHECK-LABEL: name: shift_of_zero
|
|
; CHECK: %a:_(s64) = COPY $x0
|
|
; CHECK: $x0 = COPY %a(s64)
|
|
; CHECK: RET_ReallyLR implicit $x0
|
|
%a:_(s64) = COPY $x0
|
|
%b:_(s64) = G_CONSTANT i64 0
|
|
%res:_(s64) = G_LSHR %a, %b
|
|
$x0 = COPY %res(s64)
|
|
RET_ReallyLR implicit $x0
|
|
|
|
...
|