File: 2004-08-12-BlockExtractPHI.ll

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (26 lines) | stat: -rw-r--r-- 729 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
; RUN: opt < %s -extract-blocks -disable-output

define void @test1() {
no_exit.0.i:
        br i1 false, label %yylex.entry, label %yylex.entry

yylex.entry:            ; preds = %no_exit.0.i, %no_exit.0.i
        %tmp.1027 = phi i32 [ 0, %no_exit.0.i ], [ 0, %no_exit.0.i ]            ; <i32> [#uses=0]
        ret void
}

define void @test2() {
no_exit.0.i:
        switch i32 0, label %yylex.entry [
                 i32 0, label %yylex.entry
                 i32 1, label %foo
        ]

yylex.entry:            ; preds = %no_exit.0.i, %no_exit.0.i
        %tmp.1027 = phi i32 [ 0, %no_exit.0.i ], [ 0, %no_exit.0.i ]            ; <i32> [#uses=0]
        ret void

foo:            ; preds = %no_exit.0.i
        ret void
}