File: select-br.mir

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (39 lines) | stat: -rw-r--r-- 818 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
33
34
35
36
37
38
39
 
# RUN: llc -mtriple=x86_64-linux-gnu    -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
# RUN: llc -mtriple=i386-linux-gnu      -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s

--- |
  define void @uncondbr() {
  entry:
    br label %bb2

  end:                                              ; preds = %bb2
    ret void

  bb2:                                              ; preds = %entry
    br label %end
  }

...
---
name:            uncondbr
# CHECK-LABEL: name:  uncondbr
alignment:       16
legalized:       true
regBankSelected: true
# CHECK:     JMP_1 %bb.2
# CHECK:     JMP_1 %bb.1
body:             |
  bb.1.entry:
    successors: %bb.3(0x80000000)

    G_BR %bb.3

  bb.2.end:
    RET 0

  bb.3.bb2:
    successors: %bb.2(0x80000000)

    G_BR %bb.2

...