File: add-like-or.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (17 lines) | stat: -rw-r--r-- 802 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
; RUN: opt < %s -S -analyze -enable-new-pm=0 -scalar-evolution | FileCheck %s
; RUN: opt < %s -S -disable-output "-passes=print<scalar-evolution>" 2>&1 | FileCheck %s

define i8 @or-of-constant-with-no-common-bits-set(i8 %x, i8 %y) {
; CHECK-LABEL: 'or-of-constant-with-no-common-bits-set'
; CHECK-NEXT:  Classifying expressions for: @or-of-constant-with-no-common-bits-set
; CHECK-NEXT:    %t0 = shl i8 %x, 2
; CHECK-NEXT:    --> (4 * %x) U: [0,-3) S: [-128,125)
; CHECK-NEXT:    %r = or i8 %t0, 3
; CHECK-NEXT:    --> (3 + (4 * %x))<nuw><nsw> U: [3,0) S: [-125,-128)
; CHECK-NEXT:  Determining loop execution counts for: @or-of-constant-with-no-common-bits-set
;
  %t0 = shl i8 %x, 2
  %r = or i8 %t0, 3
  ret i8 %r
}