File: softfp-fabs-fneg.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (40 lines) | stat: -rw-r--r-- 946 bytes parent folder | download | duplicates (23) 
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
 
; RUN: llc -mtriple=armv7 < %s | FileCheck %s
; RUN: llc -mtriple=thumbv7 < %s | FileCheck %s

target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
target triple = "armv7--"

define double @f(double %a) {
  ; CHECK-LABEL: f:
  ; CHECK: bfc r1, #31, #1
  ; CHECK-NEXT: bx lr
  %x = call double @llvm.fabs.f64(double %a) readnone
  ret double %x
}

define float @g(float %a) {
  ; CHECK-LABEL: g:
  ; CHECK: bic r0, r0, #-2147483648
  ; CHECK-NEXT: bx lr
  %x = call float @llvm.fabs.f32(float %a) readnone
  ret float %x
}

define double @h(double %a) {
  ; CHECK-LABEL: h:
  ; CHECK: eor r1, r1, #-2147483648
  ; CHECK-NEXT: bx lr
  %x = fsub nsz double -0.0, %a
  ret double %x
}

define float @i(float %a) {
  ; CHECK-LABEL: i:
  ; CHECK: eor r0, r0, #-2147483648
  ; CHECK-NEXT: bx lr
  %x = fsub nsz float -0.0, %a
  ret float %x
}

declare double @llvm.fabs.f64(double) readnone
declare float @llvm.fabs.f32(float) readnone