File: extract-block.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (43 lines) | stat: -rw-r--r-- 971 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
 
; RUN: llvm-extract -S -bb foo:bb4 %s | FileCheck %s

; CHECK: declare void @bar()
define void @bar() {
bb:
  ret void
}

; CHECK-NOT: @unused()
define void @unused() {
bb:
  ret void
}

; CHECK: @foo.bb4
; CHECK: call void @bar()
; CHECK: %tmp5
define i32 @foo(i32 %arg) {
bb:
  %tmp = alloca i32, align 4
  %tmp1 = alloca i32, align 4
  store i32 %arg, ptr %tmp1, align 4
  %tmp2 = load i32, ptr %tmp1, align 4
  %tmp3 = icmp sgt i32 %tmp2, 0
  br i1 %tmp3, label %bb4, label %bb7

bb4:                                              ; preds = %bb
  call void @bar()
  %tmp5 = load i32, ptr %tmp1, align 4
  %tmp6 = add nsw i32 %tmp5, 1
  store i32 %tmp6, ptr %tmp1, align 4
  store i32 %tmp6, ptr %tmp, align 4
  br label %bb8

bb7:                                              ; preds = %bb
  store i32 0, ptr %tmp, align 4
  br label %bb8

bb8:                                              ; preds = %bb7, %bb4
  %tmp9 = load i32, ptr %tmp, align 4
  ret i32 %tmp9
}