1; RUN: llc -mtriple=hexagon -hexagon-loop-prefetch < %s | FileCheck %s 2; CHECK: dcfetch 3 4target triple = "hexagon" 5 6define void @copy(ptr nocapture %d, ptr nocapture readonly %s, i32 %n) local_unnamed_addr #0 { 7entry: 8 %tobool2 = icmp eq i32 %n, 0 9 br i1 %tobool2, label %while.end, label %while.body 10 11while.body: ; preds = %entry, %while.body 12 %n.addr.05 = phi i32 [ %dec, %while.body ], [ %n, %entry ] 13 %s.addr.04 = phi ptr [ %incdec.ptr, %while.body ], [ %s, %entry ] 14 %d.addr.03 = phi ptr [ %incdec.ptr1, %while.body ], [ %d, %entry ] 15 %dec = add i32 %n.addr.05, -1 16 %incdec.ptr = getelementptr inbounds i32, ptr %s.addr.04, i32 1 17 %0 = load i32, ptr %s.addr.04, align 4 18 %incdec.ptr1 = getelementptr inbounds i32, ptr %d.addr.03, i32 1 19 store i32 %0, ptr %d.addr.03, align 4 20 %tobool = icmp eq i32 %dec, 0 21 br i1 %tobool, label %while.end, label %while.body 22 23while.end: ; preds = %while.body, %entry 24 ret void 25} 26 27attributes #0 = { norecurse nounwind "target-cpu"="hexagonv60" "target-features"="-hvx" } 28