File: ifcvt_simple_bad_zero_prob_succ.mir

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8~deb9u3
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (33 lines) | stat: -rw-r--r-- 660 bytes parent folder | download | duplicates (5)
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
33
# RUN: llc -mtriple=arm-apple-ios -run-pass=if-converter %s -o - | FileCheck %s
---
name:            f1
body:             |
  bb.0:

  bb.1:
    Bcc %bb.3, 0, $cpsr

  bb.2:

  bb.3:
    Bcc %bb.1, 0, $cpsr

  bb.4:
  successors: %bb.1
    tBRIND $r1, 14, _
...

# We should only get bb.1 as successor to bb.1. No zero percent probability
# edge from bb.1 to bb.2. There shouldn't even be a bb.2 at all.

# CHECK: body:             |
# CHECK:   bb.0:
# CHECK:     successors: %bb.1(0x80000000)

# CHECK:   bb.1:
# CHECK:     successors: %bb.1(0x80000000)
# CHECK-NOT: %bb.2(0x00000000)
# CHECK:     tBRIND $r1, 1, $cpsr
# CHECK:     B %bb.1

#CHECK-NOT: bb.2: