File: phi.ll

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • 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 (24 lines) | stat: -rw-r--r-- 425 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
; NOTE: Assertions have been autogenerated by update_test_checks.py
; RUN: opt < %s -instsimplify -S | FileCheck %s

; PR12189
define i1 @test1(i32 %x) {
; CHECK-LABEL: @test1(
; CHECK:         ret i1 %e
;
  br i1 true, label %a, label %b

a:
  %aa = or i32 %x, 10
  br label %c

b:
  %bb = or i32 %x, 10
  br label %c

c:
  %cc = phi i32 [ %bb, %b ], [%aa, %a ]
  %d = urem i32 %cc, 2
  %e = icmp eq i32 %d, 0
  ret i1 %e
}