File: readcyclecounter.ll

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-18
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 1,908,340 kB
  • sloc: cpp: 6,667,937; ansic: 1,440,452; asm: 883,619; python: 230,549; objc: 76,880; f90: 74,238; lisp: 35,989; pascal: 16,571; sh: 10,229; perl: 7,459; ml: 5,047; awk: 3,523; makefile: 2,987; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (13 lines) | stat: -rw-r--r-- 329 bytes parent folder | download | duplicates (17) 
1
2
3
4
5
6
7
8
9
10
11
12
13
 
; RUN: llc -mtriple=aarch64 < %s | FileCheck %s


define i64 @test_readcyclecounter() nounwind {
  ; CHECK-LABEL:   test_readcyclecounter:
  ; CHECK:         // %bb.0:
  ; CHECK-NEXT:    mrs x0, CNTVCT_EL0
  ; CHECK-NEXT:    ret
  %tmp0 = call i64 @llvm.readcyclecounter()
  ret i64 %tmp0
}

declare i64 @llvm.readcyclecounter()