File: ppc32-cyclecounter.ll

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (20 lines) | stat: -rw-r--r-- 476 bytes parent folder | download | duplicates (32) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
target datalayout = "E-m:e-p:32:32-i64:64-n32"
target triple = "powerpc"
; RUN: llc -verify-machineinstrs -mcpu=ppc < %s | FileCheck %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s

define i64 @test1() nounwind {
entry:
  %r = call i64 @llvm.readcyclecounter()
  ret i64 %r
}

; CHECK: @test1
; CHECK: mfspr 3, 269
; CHECK: mfspr 4, 268
; CHECK: mfspr [[REG:[0-9]+]], 269
; CHECK: cmpw 3, [[REG]]
; CHECK: bne 0, .LBB

declare i64 @llvm.readcyclecounter()