File: atomic-rmw-add.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (22 lines) | stat: -rw-r--r-- 563 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
; RUN: llc -march=hexagon < %s | FileCheck %s

; CHECK: .LBB0_1:
; CHECK:      [[R1:r[0-9]+]] = memw_locked(r0)
; CHECK-DAG:  [[R2:r[0-9]+]] = and([[R1]],
; CHECK-DAG:  [[R3:r[0-9]+]] = add([[R1]],
; CHECK:      [[R2]] |= and([[R3]],
; CHECK:      memw_locked(r0,[[P0:p[0-3]]]) = [[R2]]
; CHECK:      if (![[P0]]) jump:nt .LBB0_1


%struct.a = type { i8 }

define void @b() #0 {
  %d = alloca %struct.a
  %c = getelementptr %struct.a, %struct.a* %d, i32 0, i32 0
  atomicrmw add i8* %c, i8 2 monotonic
  ret void
}

attributes #0 = { "target-cpu"="hexagonv66" }