File: neg_cmp.ll

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (46 lines) | stat: -rw-r--r-- 1,014 bytes parent folder | download | duplicates (12) 
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
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s

; rdar://11245199
; PR12545

declare dso_local void @g()

define void @neg_cmp(i32 %x, i32 %y) nounwind {
; CHECK-LABEL: neg_cmp:
; CHECK:       # %bb.0:
; CHECK-NEXT:    addl %esi, %edi
; CHECK-NEXT:    je g # TAILCALL
; CHECK-NEXT:  # %bb.1: # %if.end
; CHECK-NEXT:    retq
  %sub = sub i32 0, %y
  %cmp = icmp eq i32 %x, %sub
  br i1 %cmp, label %if.then, label %if.end

if.then:
  tail call void @g() nounwind
  br label %if.end

if.end:
  ret void
}

define void @neg_cmp_commuted(i32 %x, i32 %y) nounwind {
; CHECK-LABEL: neg_cmp_commuted:
; CHECK:       # %bb.0:
; CHECK-NEXT:    addl %esi, %edi
; CHECK-NEXT:    je g # TAILCALL
; CHECK-NEXT:  # %bb.1: # %if.end
; CHECK-NEXT:    retq
  %sub = sub i32 0, %y
  %cmp = icmp eq i32 %sub, %x
  br i1 %cmp, label %if.then, label %if.end

if.then:
  tail call void @g() nounwind
  br label %if.end

if.end:
  ret void
}