File: machine-copyprop.mir

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (23 lines) | stat: -rw-r--r-- 996 bytes parent folder | download | duplicates (22) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -o - %s -mtriple=armv7s-- -run-pass=machine-cp | FileCheck %s
---
# Test that machine copy prop recognizes the implicit-def operands on a COPY
# as clobbering the register.
# The following two COPYs must not be removed
name: func
body: |
  bb.0:
    ; CHECK-LABEL: name: func
    ; CHECK: $d2 = VMOVv2i32 2, 14 /* CC::al */, $noreg
    ; CHECK: $s5 = COPY $s0, implicit $q1, implicit-def $q1
    ; CHECK: VST1q32 $r0, 0, $q1, 14 /* CC::al */, $noreg
    ; CHECK: $s4 = COPY $s20, implicit-def $q1
    ; CHECK: $s5 = COPY $s0, implicit killed $d0, implicit $q1, implicit-def $q1
    ; CHECK: VST1q32 $r2, 0, $q1, 14 /* CC::al */, $noreg
    $d2 = VMOVv2i32 2, 14, $noreg
    $s5 = COPY $s0, implicit $q1, implicit-def $q1
    VST1q32 $r0, 0, $q1, 14, $noreg
    $s4 = COPY $s20, implicit-def $q1
    $s5 = COPY $s0, implicit killed $d0, implicit $q1, implicit-def $q1
    VST1q32 $r2, 0, $q1, 14, $noreg
...