| ; REQUIRES: asserts |
| ; RUN: opt -S -loop-vectorize -debug-only=loop-vectorize -mcpu=core-avx2 %s 2>&1 | FileCheck %s |
| target datalayout = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128" |
| target triple = "i386-unknown-linux-gnu" |
| |
| @i64src = common local_unnamed_addr global [120 x i64] zeroinitializer, align 4 |
| @i64dst = common local_unnamed_addr global [120 x i64] zeroinitializer, align 4 |
| |
| ; Function Attrs: norecurse nounwind |
| define void @stride2i64(i64 %k, i32 %width_) { |
| entry: |
| |
| ; CHECK: Found an estimated cost of 8 for VF 4 For instruction: %0 = load i64 |
| ; CHECK: Found an estimated cost of 8 for VF 4 For instruction: store i64 |
| |
| %cmp27 = icmp sgt i32 %width_, 0 |
| br i1 %cmp27, label %for.body.lr.ph, label %for.cond.cleanup |
| |
| for.body.lr.ph: ; preds = %entry |
| br label %for.body |
| |
| for.cond.cleanup: ; preds = %for.body, %entry |
| ret void |
| |
| for.body: |
| %i.028 = phi i32 [ 0, %for.body.lr.ph ], [ %add16, %for.body ] |
| %arrayidx = getelementptr inbounds [120 x i64], [120 x i64]* @i64src, i32 0, i32 %i.028 |
| %0 = load i64, i64* %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds [120 x i64], [120 x i64]* @i64dst, i32 0, i32 %i.028 |
| store i64 %0, i64* %arrayidx2, align 4 |
| %add4 = add nuw nsw i32 %i.028, 1 |
| %arrayidx5 = getelementptr inbounds [120 x i64], [120 x i64]* @i64src, i32 0, i32 %add4 |
| %1 = load i64, i64* %arrayidx5, align 4 |
| %arrayidx8 = getelementptr inbounds [120 x i64], [120 x i64]* @i64dst, i32 0, i32 %add4 |
| store i64 %1, i64* %arrayidx8, align 4 |
| %add16 = add nuw nsw i32 %i.028, 2 |
| %cmp = icmp slt i32 %add16, %width_ |
| br i1 %cmp, label %for.body, label %for.cond.cleanup |
| } |
| |
