File: ifcvt-compare.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (49 lines) | stat: -rw-r--r-- 709 bytes parent folder | download | duplicates (28) 
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
40
41
42
43
44
45
46
47
48
49
 
; RUN: llc -mtriple=thumbv7-unknown-linux %s -o - | FileCheck %s

declare void @x()

define void @f0(i32 %x) optsize {
  ; CHECK-LABEL: f0:
  ; CHECK: cbz
  %p = icmp eq i32 %x, 0
  br i1 %p, label %t, label %f

t:
  call void @x()
  br label %f

f:
  ret void
}

define void @f1(i32 %x) optsize {
  ; CHECK-LABEL: f1:
  ; CHECK: cmp r0, #1
  ; CHECK: it ne
  ; CHECK-NEXT: bxne lr
  %p = icmp eq i32 %x, 1
  br i1 %p, label %t, label %f

t:
  call void @x()
  br label %f

f:
  ret void
}

define void @f2(i32 %x) {
  ; CHECK-LABEL: f2:
  ; CHECK: cmp r0, #0
  ; CHECK: it ne
  ; CHECK-NEXT: bxne lr
  %p = icmp eq i32 %x, 0
  br i1 %p, label %t, label %f

t:
  call void @x()
  br label %f

f:
  ret void
}