File: cmpwithshort.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (46 lines) | stat: -rw-r--r-- 1,082 bytes parent folder | download | duplicates (14) 
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 < %s -O3 -mtriple=aarch64-eabi | FileCheck %s 

define i16 @test_1cmp_signed_1(i16* %ptr1) {
; CHECK-LABEL: @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-LABEL: @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-LABEL: @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
}