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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=i686-- -mattr=+sse,+prfchw,+movrs | FileCheck %s3; RUN: llc < %s -mtriple=i686-- -mattr=-sse,+prfchw,+movrs | FileCheck %s4 5define void @t(ptr %ptr) nounwind {6; CHECK-LABEL: t:7; CHECK: # %bb.0: # %entry8; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax9; CHECK-NEXT: prefetchrst2 (%eax)10; CHECK-NEXT: retl11entry:12 tail call void @llvm.x86.prefetchrs( ptr %ptr )13 ret void14}15