File: ppc64-icbt-pwr7.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 (16 lines) | stat: -rw-r--r-- 517 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
; Test the ICBT instruction is not emitted on POWER7
; Based on the ppc64-prefetch.ll test
; RUN: not --crash llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 < %s 2>&1 | FileCheck %s
 
declare void @llvm.prefetch(ptr, i32, i32, i32)

define void @test(ptr %a, ...) nounwind {
entry:
  call void @llvm.prefetch(ptr %a, i32 0, i32 3, i32 0)
  ret void

; FIXME: Crashing is not really the correct behavior here, we really should just emit nothing
; CHECK: Cannot select: {{0x[0-9,a-f]+|t[0-9]+}}: ch = Prefetch

}