File: hoist-pr28933.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.6-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,245,028 kB
  • sloc: cpp: 7,619,726; ansic: 1,434,018; asm: 1,058,748; python: 252,740; f90: 94,671; objc: 70,685; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,675; awk: 3,523; javascript: 2,409; xml: 892; fortran: 770
file content (20 lines) | stat: -rw-r--r-- 505 bytes parent folder | download | duplicates (15) 
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
}