File: thumb2-clz.ll

package info (click to toggle)
llvm-toolchain-3.8 1%3A3.8.1-24
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 379,280 kB
  • ctags: 388,501
  • sloc: cpp: 2,309,705; ansic: 477,070; objc: 100,918; asm: 97,974; python: 95,911; sh: 18,634; makefile: 7,294; perl: 5,584; ml: 5,460; pascal: 4,661; lisp: 2,548; xml: 686; cs: 350; php: 212; csh: 117
file content (10 lines) | stat: -rw-r--r-- 282 bytes parent folder | download | duplicates (42) 
1
2
3
4
5
6
7
8
9
10
 
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2,+v7 %s -o - | FileCheck %s

define i32 @f1(i32 %a) {
; CHECK-LABEL: f1:
; CHECK: clz r
    %tmp = tail call i32 @llvm.ctlz.i32(i32 %a, i1 true)
    ret i32 %tmp
}

declare i32 @llvm.ctlz.i32(i32, i1) nounwind readnone