File: arm64-i16-subreg-extract.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (12 lines) | stat: -rw-r--r-- 364 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
 
; RUN: llc < %s -mtriple=arm64-eabi -aarch64-neon-syntax=apple | FileCheck %s

define i32 @foo(ptr %__a) nounwind {
; CHECK-LABEL: foo:
; CHECK: umov.h w{{[0-9]+}}, v{{[0-9]+}}[0]
  %tmp18 = load <4 x i16>, ptr %__a, align 8
  %vget_lane = extractelement <4 x i16> %tmp18, i32 0
  %conv = zext i16 %vget_lane to i32
  %mul = mul nsw i32 3, %conv
  ret i32 %mul
}