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
|
; RUN: llc -mtriple=hexagon < %s | FileCheck %s
target triple = "hexagon"
; Function Attrs: nounwind readnone
define i32 @f0(i32 %a0) #0 {
b0:
; CHECK: cl0
%v0 = tail call i32 @llvm.ctlz.i32(i32 %a0, i1 true)
ret i32 %v0
}
; Function Attrs: nounwind readnone speculatable
declare i32 @llvm.ctlz.i32(i32, i1) #1
; Function Attrs: nounwind readnone speculatable
declare i64 @llvm.ctlz.i64(i64, i1) #1
; Function Attrs: nounwind readnone
define i32 @f1(i32 %a0) #0 {
b0:
; CHECK: ct0
%v0 = tail call i32 @llvm.cttz.i32(i32 %a0, i1 true)
ret i32 %v0
}
; Function Attrs: nounwind readnone speculatable
declare i32 @llvm.cttz.i32(i32, i1) #1
; Function Attrs: nounwind readnone speculatable
declare i64 @llvm.cttz.i64(i64, i1) #1
; Function Attrs: nounwind readnone
define i32 @f2(i64 %a0) #0 {
b0:
; CHECK: cl0
%v0 = tail call i64 @llvm.ctlz.i64(i64 %a0, i1 true)
%v1 = trunc i64 %v0 to i32
ret i32 %v1
}
; Function Attrs: nounwind readnone
define i32 @f3(i64 %a0) #0 {
b0:
; CHECK: ct0
%v0 = tail call i64 @llvm.cttz.i64(i64 %a0, i1 true)
%v1 = trunc i64 %v0 to i32
ret i32 %v1
}
attributes #0 = { nounwind readnone }
attributes #1 = { nounwind readnone speculatable }
|
