llvm-6502/test/CodeGen/X86/prefetch.ll
2008-03-10 17:13:37 +00:00

16 lines
608 B
LLVM

; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse | grep prefetchnta
; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse | grep prefetcht0
; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse | grep prefetcht1
; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse | grep prefetcht2
define void @t(i8* %ptr) nounwind {
entry:
tail call void @llvm.prefetch( i8* %ptr, i32 0, i32 1 )
tail call void @llvm.prefetch( i8* %ptr, i32 0, i32 2 )
tail call void @llvm.prefetch( i8* %ptr, i32 0, i32 3 )
tail call void @llvm.prefetch( i8* %ptr, i32 0, i32 0 )
ret void
}
declare void @llvm.prefetch(i8*, i32, i32) nounwind