File: lpre-basic.ll

package info (click to toggle)
llvm 2.6-9.1
  • links: PTS
  • area: main
  • in suites: squeeze
  • size: 57,604 kB
  • ctags: 44,336
  • sloc: cpp: 344,766; sh: 12,407; ansic: 10,617; ada: 3,070; ml: 2,505; perl: 2,496; makefile: 1,426; pascal: 1,163; exp: 389; asm: 307; python: 298; objc: 260; lisp: 182; csh: 117; xml: 38; f90: 36; tcl: 20
file content (18 lines) | stat: -rw-r--r-- 318 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
; RUN: llvm-as < %s | opt -gvn -enable-load-pre | llvm-dis | grep {%PRE = phi}

define i32 @test(i32* %p, i1 %C) {
block1:
	br i1 %C, label %block2, label %block3

block2:
 br label %block4

block3:
  %b = bitcast i32 0 to i32
  store i32 %b, i32* %p
  br label %block4

block4:
  %PRE = load i32* %p
  ret i32 %PRE
}