| Krzysztof Parzyszek | d3d0a4b | 2016-07-22 14:22:43 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=hexagon -hexagon-loop-prefetch < %s | FileCheck %s |
| 2 | ; CHECK: dcfetch |
| 3 | |
| 4 | target triple = "hexagon" |
| 5 | |
| 6 | define void @copy(i32* nocapture %d, i32* nocapture readonly %s, i32 %n) local_unnamed_addr #0 { |
| 7 | entry: |
| 8 | %tobool2 = icmp eq i32 %n, 0 |
| 9 | br i1 %tobool2, label %while.end, label %while.body |
| 10 | |
| 11 | while.body: ; preds = %entry, %while.body |
| 12 | %n.addr.05 = phi i32 [ %dec, %while.body ], [ %n, %entry ] |
| 13 | %s.addr.04 = phi i32* [ %incdec.ptr, %while.body ], [ %s, %entry ] |
| 14 | %d.addr.03 = phi i32* [ %incdec.ptr1, %while.body ], [ %d, %entry ] |
| 15 | %dec = add i32 %n.addr.05, -1 |
| 16 | %incdec.ptr = getelementptr inbounds i32, i32* %s.addr.04, i32 1 |
| 17 | %0 = load i32, i32* %s.addr.04, align 4 |
| 18 | %incdec.ptr1 = getelementptr inbounds i32, i32* %d.addr.03, i32 1 |
| 19 | store i32 %0, i32* %d.addr.03, align 4 |
| 20 | %tobool = icmp eq i32 %dec, 0 |
| 21 | br i1 %tobool, label %while.end, label %while.body |
| 22 | |
| 23 | while.end: ; preds = %while.body, %entry |
| 24 | ret void |
| 25 | } |
| 26 | |
| Sumanth Gundapaneni | e1983bc | 2017-10-18 18:07:07 +0000 | [diff] [blame] | 27 | attributes #0 = { norecurse nounwind "target-cpu"="hexagonv60" "target-features"="-hvx" } |