| ; RUN: opt < %s -loop-vectorize -force-vector-unroll=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s |
| |
| ; rdar://problem/12848162 |
| |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.8.0" |
| |
| @a = common global [2048 x i32] zeroinitializer, align 16 |
| |
| ;CHECK: @example12 |
| ;CHECK: trunc i64 |
| ;CHECK: store <4 x i32> |
| ;CHECK: ret void |
| define void @example12() nounwind uwtable ssp { |
| br label %1 |
| |
| ; <label>:1 ; preds = %1, %0 |
| %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] |
| %2 = getelementptr inbounds [2048 x i32]* @a, i64 0, i64 %indvars.iv |
| %3 = trunc i64 %indvars.iv to i32 |
| store i32 %3, i32* %2, align 4 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 1024 |
| br i1 %exitcond, label %4, label %1 |
| |
| ; <label>:4 ; preds = %1 |
| ret void |
| } |
| |
