File: micromips-xor16.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 (14 lines) | stat: -rw-r--r-- 390 bytes parent folder | download | duplicates (23) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
 
; RUN: llc -march=mipsel -mcpu=mips32r2 -mattr=+micromips -verify-machineinstrs < %s | FileCheck %s

; Function Attrs: nounwind readnone
define i1 @fun(i32 %a, i32 %b) {
entry:
; CHECK-LABEL: fun:
; CHECK: xor16
  %reg1 = or i32 %a, %b
  %reg2 = xor i32 %reg1, -1
  %bool1 = icmp ne i32 %a, -1
  %bool1.ext = zext i1 %bool1 to i32
  %bool2 = icmp eq i32 %bool1.ext, %reg2
  ret i1 %bool2
}