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
|
; RUN: llc -O3 -march=aarch64 < %s | FileCheck %s
define i16 @test_1cmp_signed_1(i16* %ptr1) {
; CHECK-LABLE: @test_1cmp_signed_1
; CHECK: ldrsh
; CHECK-NEXT: cmn
entry:
%addr = getelementptr inbounds i16, i16* %ptr1, i16 0
%val = load i16, i16* %addr, align 2
%cmp = icmp eq i16 %val, -1
br i1 %cmp, label %if, label %if.then
if:
ret i16 1
if.then:
ret i16 0
}
define i16 @test_1cmp_signed_2(i16* %ptr1) {
; CHECK-LABLE: @test_1cmp_signed_2
; CHECK: ldrsh
; CHECK-NEXT: cmn
entry:
%addr = getelementptr inbounds i16, i16* %ptr1, i16 0
%val = load i16, i16* %addr, align 2
%cmp = icmp sge i16 %val, -1
br i1 %cmp, label %if, label %if.then
if:
ret i16 1
if.then:
ret i16 0
}
define i16 @test_1cmp_unsigned_1(i16* %ptr1) {
; CHECK-LABLE: @test_1cmp_unsigned_1
; CHECK: ldrsh
; CHECK-NEXT: cmn
entry:
%addr = getelementptr inbounds i16, i16* %ptr1, i16 0
%val = load i16, i16* %addr, align 2
%cmp = icmp uge i16 %val, -1
br i1 %cmp, label %if, label %if.then
if:
ret i16 1
if.then:
ret i16 0
}
|
