File: overlapping-copy-bundle-cycle.mir

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,388 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (16 lines) | stat: -rw-r--r-- 442 bytes parent folder | download | duplicates (26) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
# RUN: not llc -mtriple=aarch64-apple-ios -run-pass=greedy -run-pass=virtregrewriter %s -o /dev/null 2>&1 | FileCheck %s

# Check we don't infinitely loop on cycles in copy bundles.
# CHECK: error: register rewriting failed: cycle in copy bundle

---
name: func0
body: |
  bb.0:
    $x0 = IMPLICIT_DEF
    $q0_q1_q2_q3 = IMPLICIT_DEF
    $q1_q2_q3 = COPY $q0_q1_q2 {
      $q2_q3_q4 = COPY $q1_q2_q3
    }
    ST4i64 $q1_q2_q3_q4, 0, $x0
...