File: volatile.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 (32 lines) | stat: -rw-r--r-- 1,084 bytes parent folder | download | duplicates (12)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt < %s -passes=infer-alignment -S | FileCheck %s

define void @load_volatile() {
; CHECK-LABEL: define void @load_volatile() {
; CHECK-NEXT:    [[A:%.*]] = alloca { i32 }, align 8
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[LOAD_A:%.*]] = load volatile i32, ptr [[A]], align 8
; CHECK-NEXT:    [[LOAD_B:%.*]] = load volatile i32, ptr [[B]], align 4
; CHECK-NEXT:    ret void
;
  %a = alloca { i32 }
  %b = alloca i32
  %load.a = load volatile i32, ptr %a
  %load.b = load volatile i32, ptr %b
  ret void
}

define void @store_volatile() {
; CHECK-LABEL: define void @store_volatile() {
; CHECK-NEXT:    [[A:%.*]] = alloca { i32 }, align 8
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    store volatile i32 123, ptr [[A]], align 8
; CHECK-NEXT:    store volatile i32 123, ptr [[B]], align 4
; CHECK-NEXT:    ret void
;
  %a = alloca { i32 }
  %b = alloca i32
  store volatile i32 123, ptr %a
  store volatile i32 123, ptr %b
  ret void
}