| Eric Christopher | cee313d | 2019-04-17 04:52:47 +0000 | [diff] [blame] | 1 | ; RUN: opt -S -inline < %s | FileCheck %s |
| 2 | ; RUN: opt -S -passes='cgscc(inline)' < %s | FileCheck %s |
| 3 | target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| 4 | target triple = "x86_64-unknown-linux-gnu" |
| 5 | |
| 6 | ; Function Attrs: norecurse nounwind uwtable |
| 7 | define void @Body(i32* nocapture %res, i32* nocapture readnone %c, i32* nocapture readonly %d, i32* nocapture readonly %p, i32 %i) #0 { |
| 8 | entry: |
| 9 | %idxprom = sext i32 %i to i64 |
| 10 | %arrayidx = getelementptr inbounds i32, i32* %p, i64 %idxprom |
| 11 | %0 = load i32, i32* %arrayidx, align 4 |
| 12 | %cmp = icmp eq i32 %0, 0 |
| 13 | %arrayidx2 = getelementptr inbounds i32, i32* %res, i64 %idxprom |
| 14 | %1 = load i32, i32* %arrayidx2, align 4 |
| 15 | br i1 %cmp, label %cond.end, label %cond.false |
| 16 | |
| 17 | cond.false: ; preds = %entry |
| 18 | %arrayidx6 = getelementptr inbounds i32, i32* %d, i64 %idxprom |
| 19 | %2 = load i32, i32* %arrayidx6, align 4 |
| 20 | %add = add nsw i32 %2, %1 |
| 21 | br label %cond.end |
| 22 | |
| 23 | cond.end: ; preds = %entry, %cond.false |
| 24 | %cond = phi i32 [ %add, %cond.false ], [ %1, %entry ] |
| 25 | store i32 %cond, i32* %arrayidx2, align 4 |
| 26 | ret void |
| 27 | } |
| 28 | |
| 29 | ; Function Attrs: nounwind uwtable |
| 30 | define void @Test(i32* %res, i32* %c, i32* %d, i32* %p, i32 %n) #1 { |
| 31 | entry: |
| 32 | br label %for.cond |
| 33 | |
| 34 | for.cond: ; preds = %for.body, %entry |
| 35 | %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.body ] |
| 36 | %cmp = icmp slt i32 %i.0, 1600 |
| 37 | br i1 %cmp, label %for.body, label %for.end |
| 38 | |
| 39 | for.body: ; preds = %for.cond |
| 40 | call void @Body(i32* %res, i32* undef, i32* %d, i32* %p, i32 %i.0), !llvm.access.group !0 |
| 41 | %inc = add nsw i32 %i.0, 1 |
| 42 | br label %for.cond, !llvm.loop !1 |
| 43 | |
| 44 | for.end: ; preds = %for.cond |
| 45 | ret void |
| 46 | } |
| 47 | |
| 48 | ; CHECK-LABEL: @Test |
| 49 | ; CHECK: load i32,{{.*}}, !llvm.access.group !0 |
| 50 | ; CHECK: load i32,{{.*}}, !llvm.access.group !0 |
| 51 | ; CHECK: load i32,{{.*}}, !llvm.access.group !0 |
| 52 | ; CHECK: store i32{{.*}}, !llvm.access.group !0 |
| 53 | ; CHECK: br label %for.cond, !llvm.loop !1 |
| 54 | |
| 55 | attributes #0 = { norecurse nounwind uwtable } |
| 56 | |
| 57 | !0 = distinct !{} |
| 58 | !1 = distinct !{!0, !{!"llvm.loop.parallel_accesses", !0}} |