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- ; RUN: opt < %s -loop-vectorize -dce -force-vector-interleave=1 -force-vector-width=4
- ; Check that we don't crash.
- target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
- target triple = "x86_64-unknown-linux-gnu"
- module asm "\09.ident\09\22GCC: (GNU) 4.6.3 LLVM: 3.2svn\22"
- @b = common global [32000 x float] zeroinitializer, align 16
- define i32 @set1ds(i32 %_n, float* nocapture %arr, float %value, i32 %stride) nounwind uwtable {
- entry:
- %0 = icmp sgt i32 %_n, 0
- br i1 %0, label %"3.lr.ph", label %"5"
- "3.lr.ph": ; preds = %entry
- %1 = bitcast float* %arr to i8*
- %2 = sext i32 %stride to i64
- br label %"3"
- "3": ; preds = %"3.lr.ph", %"3"
- %indvars.iv = phi i64 [ 0, %"3.lr.ph" ], [ %indvars.iv.next, %"3" ]
- %3 = shl nsw i64 %indvars.iv, 2
- %4 = getelementptr inbounds i8, i8* %1, i64 %3
- %5 = bitcast i8* %4 to float*
- store float %value, float* %5, align 4
- %indvars.iv.next = add i64 %indvars.iv, %2
- %6 = trunc i64 %indvars.iv.next to i32
- %7 = icmp slt i32 %6, %_n
- br i1 %7, label %"3", label %"5"
- "5": ; preds = %"3", %entry
- ret i32 0
- }
- define i32 @init(i8* nocapture %name) unnamed_addr nounwind uwtable {
- entry:
- br label %"3"
- "3": ; preds = %"3", %entry
- %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %"3" ]
- %0 = shl nsw i64 %indvars.iv, 2
- %1 = getelementptr inbounds i8, i8* bitcast (float* getelementptr inbounds ([32000 x float], [32000 x float]* @b, i64 0, i64 16000) to i8*), i64 %0
- %2 = bitcast i8* %1 to float*
- store float -1.000000e+00, float* %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, 16000
- br i1 %exitcond, label %"5", label %"3"
- "5": ; preds = %"3"
- ret i32 0
- }
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