File: copysign.ll

package info (click to toggle)
llvm-toolchain-5.0 1:5.0.1-2~bpo9+1
  • links: PTS, VCS
  • area: main
  • in suites: stretch-backports
  • size: 553,688 kB
  • sloc: cpp: 2,878,786; ansic: 584,110; asm: 246,252; python: 124,751; objc: 106,925; sh: 21,542; lisp: 8,628; pascal: 5,885; ml: 5,544; perl: 5,312; makefile: 2,208; cs: 2,022; xml: 686; php: 212; csh: 117
file content (49 lines) | stat: -rw-r--r-- 1,505 bytes parent folder | download | duplicates (21)
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
; RUN: opt -S -instcombine < %s | FileCheck %s

declare float @llvm.copysign.f32(float, float) #0
declare double @llvm.copysign.f64(double, double) #0

; CHECK-LABEL: @constant_fold_copysign_f32_01
; CHECK-NEXT: ret float -1.000000e+00
define float @constant_fold_copysign_f32_01() #0 {
  %x = call float @llvm.copysign.f32(float 1.0, float -2.0) #0
  ret float %x
}

; CHECK-LABEL: @constant_fold_copysign_f32_02
; CHECK-NEXT: ret float 2.000000e+00
define float @constant_fold_copysign_f32_02() #0 {
  %x = call float @llvm.copysign.f32(float -2.0, float 1.0) #0
  ret float %x
}

; CHECK-LABEL: @constant_fold_copysign_f32_03
; CHECK-NEXT: ret float -2.000000e+00
define float @constant_fold_copysign_f32_03() #0 {
  %x = call float @llvm.copysign.f32(float -2.0, float -1.0) #0
  ret float %x
}

; CHECK-LABEL: @constant_fold_copysign_f64_01
; CHECK-NEXT: ret double -1.000000e+00
define double @constant_fold_copysign_f64_01() #0 {
  %x = call double @llvm.copysign.f64(double 1.0, double -2.0) #0
  ret double %x
}

; CHECK-LABEL: @constant_fold_copysign_f64_02
; CHECK-NEXT: ret double 1.000000e+00
define double @constant_fold_copysign_f64_02() #0 {
  %x = call double @llvm.copysign.f64(double -1.0, double 2.0) #0
  ret double %x
}

; CHECK-LABEL: @constant_fold_copysign_f64_03
; CHECK-NEXT: ret double -1.000000e+00
define double @constant_fold_copysign_f64_03() #0 {
  %x = call double @llvm.copysign.f64(double -1.0, double -2.0) #0
  ret double %x
}


attributes #0 = { nounwind readnone }