File: hoist-pr28933.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 (20 lines) | stat: -rw-r--r-- 505 bytes parent folder | download | duplicates (21) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
; RUN: opt -S -passes=gvn-hoist,newgvn -verify-memoryssa < %s | FileCheck %s

; Check that we end up with one load and one store, in the right order
; CHECK-LABEL:  define void @test_it(
; CHECK: store
; CHECK-NOT: store
; CHECK-NOT: load

%rec894.0.1.2.3.12 = type { i16 }

@a = external global %rec894.0.1.2.3.12

define void @test_it() {
bb2:
  store i16 undef, ptr @a, align 1
  %_tmp61 = load i16, ptr @a, align 1
  store i16 undef, ptr @a, align 1
  %_tmp92 = load i16, ptr @a, align 1
  ret void
}