File: inline_dce.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 (25 lines) | stat: -rw-r--r-- 618 bytes parent folder | download 
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
 
; This checks to ensure that the inline pass deletes functions if they get 
; inlined into all of their callers.

; RUN: llvm-as < %s | opt -inline | llvm-dis | \
; RUN:   not grep @reallysmall

define internal i32 @reallysmall(i32 %A) {
        ret i32 %A
}

define void @caller1() {
        call i32 @reallysmall( i32 5 )          ; <i32>:1 [#uses=0]
        ret void
}

define void @caller2(i32 %A) {
        call i32 @reallysmall( i32 %A )         ; <i32>:1 [#uses=0]
        ret void
}

define i32 @caller3(i32 %A) {
        %B = call i32 @reallysmall( i32 %A )            ; <i32> [#uses=1]
        ret i32 %B
}