File: isel-postprocessing-test-fold-memop.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (14 lines) | stat: -rw-r--r-- 398 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
 
; RUN: llc -O2 -mtriple=x86_64-- -stop-after=finalize-isel < %s | FileCheck %s

define i1 @fold_test(i64* %x, i64 %l) {
entry:
  %0 = load i64, i64* %x, align 8
  %and = and i64 %0, %l
  %tobool = icmp ne i64 %and, 0
  ret i1 %tobool

  ; Folding the load+and+icmp instructions into a TEST64mr instruction
  ; should preserve memory operands.
  ; CHECK: TEST64mr {{.*}} :: (load 8 from {{%.*}})
}