File: auto_upgrade_intrinsics.ll

package info (click to toggle)
llvm-toolchain-3.7 1%3A3.7.1-5
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 345,556 kB
  • ctags: 362,199
  • sloc: cpp: 2,156,381; ansic: 458,339; objc: 91,547; python: 89,988; asm: 86,305; sh: 21,479; makefile: 6,853; perl: 5,601; ml: 5,458; pascal: 3,933; lisp: 2,429; xml: 686; cs: 239; php: 202; csh: 117
file content (60 lines) | stat: -rw-r--r-- 1,712 bytes parent folder | download | duplicates (4)
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
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
; Test to make sure intrinsics are automatically upgraded.
; RUN: llvm-as < %s | llvm-dis | FileCheck %s
; RUN: verify-uselistorder %s

declare i8 @llvm.ctlz.i8(i8)
declare i16 @llvm.ctlz.i16(i16)
declare i32 @llvm.ctlz.i32(i32)
declare i42 @llvm.ctlz.i42(i42)  ; Not a power-of-2


declare i32 @llvm.objectsize.i32(i8*, i1) nounwind readonly


define void @test.ctlz(i8 %a, i16 %b, i32 %c, i42 %d) {
; CHECK: @test.ctlz

entry:
  ; CHECK: call i8 @llvm.ctlz.i8(i8 %a, i1 false)
  call i8 @llvm.ctlz.i8(i8 %a)
  ; CHECK: call i16 @llvm.ctlz.i16(i16 %b, i1 false)
  call i16 @llvm.ctlz.i16(i16 %b)
  ; CHECK: call i32 @llvm.ctlz.i32(i32 %c, i1 false)
  call i32 @llvm.ctlz.i32(i32 %c)
  ; CHECK: call i42 @llvm.ctlz.i42(i42 %d, i1 false)
  call i42 @llvm.ctlz.i42(i42 %d)

  ret void
}

declare i8 @llvm.cttz.i8(i8)
declare i16 @llvm.cttz.i16(i16)
declare i32 @llvm.cttz.i32(i32)
declare i42 @llvm.cttz.i42(i42)  ; Not a power-of-2

define void @test.cttz(i8 %a, i16 %b, i32 %c, i42 %d) {
; CHECK: @test.cttz

entry:
  ; CHECK: call i8 @llvm.cttz.i8(i8 %a, i1 false)
  call i8 @llvm.cttz.i8(i8 %a)
  ; CHECK: call i16 @llvm.cttz.i16(i16 %b, i1 false)
  call i16 @llvm.cttz.i16(i16 %b)
  ; CHECK: call i32 @llvm.cttz.i32(i32 %c, i1 false)
  call i32 @llvm.cttz.i32(i32 %c)
  ; CHECK: call i42 @llvm.cttz.i42(i42 %d, i1 false)
  call i42 @llvm.cttz.i42(i42 %d)

  ret void
}


@a = private global [60 x i8] zeroinitializer, align 1

define i32 @test.objectsize() {
; CHECK-LABEL: @test.objectsize(
; CHECK: @llvm.objectsize.i32.p0i8
; CHECK-DAG: declare i32 @llvm.objectsize.i32.p0i8
  %s = call i32 @llvm.objectsize.i32(i8* getelementptr inbounds ([60 x i8], [60 x i8]* @a, i32 0, i32 0), i1 false)
  ret i32 %s
}