File: apint-not.ll

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (17 lines) | stat: -rw-r--r-- 386 bytes parent folder | download | duplicates (13) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
; This test makes sure that the xor instructions are properly eliminated
; when arbitrary precision integers are used.

; RUN: opt < %s -instcombine -S | not grep xor

define i33 @test1(i33 %A) {
	%B = xor i33 %A, -1
	%C = xor i33 %B, -1
	ret i33 %C
}

define i1 @test2(i52 %A, i52 %B) {
	%cond = icmp ule i52 %A, %B     ; Can change into uge
	%Ret = xor i1 %cond, true
	ret i1 %Ret
}