File: verifier-phi-fail0.mir

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (32 lines) | stat: -rw-r--r-- 792 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
27
28
29
30
31
32
 
# RUN: not --crash llc -o - %s -mtriple=x86_64-- -verify-machineinstrs -run-pass=none 2>&1 | FileCheck %s
# REQUIRES: x86-registered-target

---
# CHECK: Bad machine code: PHI operand is not live-out from predecessor
# CHECK: - function:    func0
# CHECK: - basic block: %bb.3
# CHECK: - instruction: %0:gr32 = PHI
# CHECK: - operand 1:   %1
#
# CHECK: Bad machine code: PHI operand is not live-out from predecessor
# CHECK: - function:    func0
# CHECK: - basic block: %bb.3
# CHECK: - instruction: %0:gr32 = PHI
# CHECK: - operand 3:   %0
name: func0
tracksRegLiveness: true
body: |
  bb.0:
    JCC_1 %bb.1, 4, implicit undef $eflags
    JMP_1 %bb.2

  bb.1:
    %0:gr32 = IMPLICIT_DEF
    JMP_1 %bb.3

  bb.2:
    %1:gr32 = IMPLICIT_DEF

  bb.3:
    %0:gr32 = PHI %1, %bb.1, %0, %bb.2
...