| Krzysztof Parzyszek | fb33824 | 2015-10-06 15:49:14 +0000 | [diff] [blame] | 1 | ; RUN: llc -O2 -mcpu=hexagonv5 < %s | FileCheck %s |
| 2 | ; Check if the three stores in the loop were predicated. |
| 3 | ; CHECK: if{{.*}}memw |
| 4 | ; CHECK: if{{.*}}memw |
| 5 | ; CHECK: if{{.*}}memw |
| 6 | |
| 7 | target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32" |
| 8 | target triple = "hexagon" |
| 9 | |
| 10 | define void @fred(i32 %n, i32* %bp) nounwind { |
| 11 | entry: |
| 12 | %cmp16 = icmp eq i32 %n, 0 |
| 13 | br i1 %cmp16, label %for.end, label %for.body.lr.ph |
| 14 | |
| 15 | for.body.lr.ph: ; preds = %entry |
| 16 | %cmp2 = icmp ugt i32 %n, 32 |
| 17 | br label %for.body |
| 18 | |
| 19 | for.body: ; preds = %for.inc, %for.body.lr.ph |
| 20 | %i.017 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.inc ] |
| 21 | %call = tail call i32 @foo(i32* %bp) nounwind |
| 22 | %call1 = tail call i32 @bar(i32* %bp) nounwind |
| 23 | br i1 %cmp2, label %if.then, label %if.else |
| 24 | |
| 25 | if.then: ; preds = %for.body |
| 26 | %arrayidx = getelementptr inbounds i32, i32* %bp, i32 %i.017 |
| 27 | store i32 %call, i32* %arrayidx, align 4, !tbaa !0 |
| 28 | %add = add i32 %i.017, 2 |
| 29 | %arrayidx3 = getelementptr inbounds i32, i32* %bp, i32 %add |
| 30 | store i32 %call1, i32* %arrayidx3, align 4, !tbaa !0 |
| 31 | br label %for.inc |
| 32 | |
| 33 | if.else: ; preds = %for.body |
| 34 | %or = or i32 %call1, %call |
| 35 | %arrayidx4 = getelementptr inbounds i32, i32* %bp, i32 %i.017 |
| 36 | store i32 %or, i32* %arrayidx4, align 4, !tbaa !0 |
| 37 | br label %for.inc |
| 38 | |
| 39 | for.inc: ; preds = %if.then, %if.else |
| 40 | %inc = add i32 %i.017, 1 |
| 41 | %exitcond = icmp eq i32 %inc, %n |
| 42 | br i1 %exitcond, label %for.end.loopexit, label %for.body |
| 43 | |
| 44 | for.end.loopexit: ; preds = %for.inc |
| 45 | br label %for.end |
| 46 | |
| 47 | for.end: ; preds = %for.end.loopexit, %entry |
| 48 | ret void |
| 49 | } |
| 50 | |
| 51 | declare i32 @foo(i32*) nounwind |
| 52 | |
| 53 | declare i32 @bar(i32*) nounwind |
| 54 | |
| 55 | !0 = !{!"int", !1} |
| 56 | !1 = !{!"omnipotent char", !2} |
| 57 | !2 = !{!"Simple C/C++ TBAA"} |