File: freeze-soften.ll

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (16 lines) | stat: -rw-r--r-- 631 bytes parent folder | download | duplicates (21) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
; RUN: llc -mtriple=thumbv8m.main-none-eabi %s -o - | FileCheck %s

; Check that freeze operations on floating types are successfully softened.

; CHECK-LABEL: sitofp_f32_i32:
; CHECK: bl __aeabi_i2f
define float @sitofp_f32_i32(i32 %x) #0 {
  %val = call float @llvm.experimental.constrained.sitofp.f32.i32(i32 %x, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  %val.fr = freeze float %val
  ret float %val.fr
}

attributes #0 = { strictfp }

declare float @llvm.experimental.constrained.sitofp.f32.i32(i32, metadata, metadata)
declare double @llvm.experimental.constrained.sitofp.f64.i32(i32, metadata, metadata)