File: uitofp.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 (32 lines) | stat: -rw-r--r-- 1,012 bytes parent folder | download | duplicates (9) 
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
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -march=mips -mattr=+single-float < %s | FileCheck %s

define void @f0() nounwind {
; CHECK-LABEL: f0:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    addiu $sp, $sp, -8
; CHECK-NEXT:    addiu $1, $zero, 1
; CHECK-NEXT:    sw $1, 4($sp)
; CHECK-NEXT:    lw $1, 4($sp)
; CHECK-NEXT:    srl $2, $1, 1
; CHECK-NEXT:    andi $3, $1, 1
; CHECK-NEXT:    or $2, $3, $2
; CHECK-NEXT:    mtc1 $2, $f0
; CHECK-NEXT:    cvt.s.w $f0, $f0
; CHECK-NEXT:    add.s $f0, $f0, $f0
; CHECK-NEXT:    mtc1 $1, $f1
; CHECK-NEXT:    cvt.s.w $f1, $f1
; CHECK-NEXT:    slti $1, $1, 0
; CHECK-NEXT:    movn.s $f1, $f0, $1
; CHECK-NEXT:    swc1 $f1, 0($sp)
; CHECK-NEXT:    jr $ra
; CHECK-NEXT:    addiu $sp, $sp, 8
entry:
  %b = alloca i32, align 4
  %a = alloca float, align 4
  store volatile i32 1, i32* %b, align 4
  %0 = load volatile i32, i32* %b, align 4
  %conv = uitofp i32 %0 to float
  store float %conv, float* %a, align 4
  ret void
}