File: verifier-phi-fail0.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 (32 lines) | stat: -rw-r--r-- 792 bytes parent folder | download | duplicates (23) 
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
...