File: cfi-inserter-verify-inconsistent-loc.mir

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (26 lines) | stat: -rw-r--r-- 577 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
24
25
26
 
# REQUIRES: asserts
# RUN: not --crash llc -o - %s -mtriple=x86_64-- \
# RUN:     -run-pass=cfi-instr-inserter 2>&1 | FileCheck %s
# Test that CSR being saved in multiple locations can be caught by
# an assertion.
--- |
  define void @inconsistentlocs() {
    bb.end:
      ret void
  }
...
---
# CHECK: Different saved locations for the same CSR
# CHECK-NEXT: UNREACHABLE executed 
name: inconsistentlocs
body: |
  bb.0:
    CFI_INSTRUCTION offset $r12, -8
    JCC_1 %bb.2, 5, implicit undef $eflags

  bb.1:
    CFI_INSTRUCTION offset $r12, -16

  bb.2.bb.end:
    RET 0
...