File: bit-extractu-half.ll

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (13 lines) | stat: -rw-r--r-- 341 bytes parent folder | download | duplicates (26)
1
2
3
4
5
6
7
8
9
10
11
12
13
; RUN: llc -march=hexagon < %s | FileCheck %s
; Pick lsr (in bit-simplification) for extracting high halfword.
; CHECK: lsr{{.*}}#16

define i32 @foo(i32 %x) #0 {
  %a = call i32 @llvm.hexagon.S2.extractu(i32 %x, i32 16, i32 16)
  ret i32 %a
}

declare i32 @llvm.hexagon.S2.extractu(i32, i32, i32) #0

attributes #0 = { nounwind readnone }