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