File: powi-int32min.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (17 lines) | stat: -rw-r--r-- 594 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
; RUN: llc -mtriple=x86_64-unknown-unknown < %s | FileCheck %s

define float @test_powi(ptr %p) nounwind {
; CHECK-LABEL: test_powi:
; CHECK:       # %bb.0: # %bb
; CHECK-NEXT:        movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
; CHECK-COUNT-31:    mulss %xmm1, %xmm1
; CHECK-NEXT:        movss {{.*#+}} xmm0 = [1.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-NEXT:        divss %xmm1, %xmm0
; CHECK-NEXT:        retq
bb:
  %load = load float, ptr %p, align 4
  %call = call contract float @llvm.powi.f32.i32(float %load, i32 -2147483648)
  ret float %call
}

declare float @llvm.powi.f32.i32(float, i32)