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
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=instsimplify -S | FileCheck %s
declare i8 @llvm.abs.i8(i8, i1)
declare <8 x i8> @llvm.abs.v8i8(<8 x i8>, i1)
define i8 @undef_val_min_poison() {
; CHECK-LABEL: @undef_val_min_poison(
; CHECK-NEXT: ret i8 undef
;
%r = call i8 @llvm.abs.i8(i8 undef, i1 true)
ret i8 %r
}
define i8 @undef_val_min_not_poison() {
; CHECK-LABEL: @undef_val_min_not_poison(
; CHECK-NEXT: ret i8 0
;
%r = call i8 @llvm.abs.i8(i8 undef, i1 false)
ret i8 %r
}
define i8 @min_val_min_poison() {
; CHECK-LABEL: @min_val_min_poison(
; CHECK-NEXT: ret i8 undef
;
%r = call i8 @llvm.abs.i8(i8 -128, i1 true)
ret i8 %r
}
define i8 @min_val_min_not_poison() {
; CHECK-LABEL: @min_val_min_not_poison(
; CHECK-NEXT: ret i8 -128
;
%r = call i8 @llvm.abs.i8(i8 -128, i1 false)
ret i8 %r
}
define <8 x i8> @vec_const() {
; CHECK-LABEL: @vec_const(
; CHECK-NEXT: ret <8 x i8> <i8 127, i8 126, i8 42, i8 1, i8 0, i8 1, i8 42, i8 127>
;
%r = call <8 x i8> @llvm.abs.v8i8(<8 x i8> <i8 -127, i8 -126, i8 -42, i8 -1, i8 0, i8 1, i8 42, i8 127>, i1 1)
ret <8 x i8> %r
}
|
