File: volatile-null.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.6-3
  • links: PTS, VCS
  • area: main
  • in suites: 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 (15 lines) | stat: -rw-r--r-- 345 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
; RUN: llc < %s -mtriple=avr | FileCheck %s

define i8 @load_volatile_null() {
; CHECK-LABEL: load_volatile_null:
; CHECK: lds r24, 0
    %result = load volatile i8, ptr null
    ret i8 %result
}

define void @store_volatile_null(i8 %a) {
; CHECK-LABEL: store_volatile_null:
; CHECK: sts 0, r24
    store volatile i8 %a, ptr null
    ret void
}