-; RUN: opt < %s -loop-vectorize -dce
+; RUN: opt < %s -loop-vectorize -dce -force-vector-width=4
; Check that we don't crash.
--- /dev/null
+; RUN: opt < %s -loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -S | FileCheck %s
+
+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"
+
+@c = common global [2048 x i32] zeroinitializer, align 16
+@b = common global [2048 x i32] zeroinitializer, align 16
+@d = common global [2048 x i32] zeroinitializer, align 16
+@a = common global [2048 x i32] zeroinitializer, align 16
+
+;CHECK: cost_model_1
+;CHECK: <4 x i32>
+;CHECK: ret void
+define void @cost_model_1() nounwind uwtable noinline ssp {
+entry:
+ br label %for.body
+
+for.body: ; preds = %for.body, %entry
+ %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
+ %0 = shl nsw i64 %indvars.iv, 1
+ %arrayidx = getelementptr inbounds [2048 x i32]* @c, i64 0, i64 %0
+ %1 = load i32* %arrayidx, align 8
+ %idxprom1 = sext i32 %1 to i64
+ %arrayidx2 = getelementptr inbounds [2048 x i32]* @b, i64 0, i64 %idxprom1
+ %2 = load i32* %arrayidx2, align 4
+ %arrayidx4 = getelementptr inbounds [2048 x i32]* @d, i64 0, i64 %indvars.iv
+ %3 = load i32* %arrayidx4, align 4
+ %idxprom5 = sext i32 %3 to i64
+ %arrayidx6 = getelementptr inbounds [2048 x i32]* @a, i64 0, i64 %idxprom5
+ store i32 %2, i32* %arrayidx6, 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, 256
+ br i1 %exitcond, label %for.end, label %for.body
+
+for.end: ; preds = %for.body
+ ret void
+}
--- /dev/null
+config.suffixes = ['.ll', '.c', '.cpp']
+
+targets = set(config.root.targets_to_build.split())
+if not 'X86' in targets:
+ config.unsupported = True
+
+++ /dev/null
-; RUN: opt < %s -loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -S | FileCheck %s
-
-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"
-
-@c = common global [2048 x i32] zeroinitializer, align 16
-@b = common global [2048 x i32] zeroinitializer, align 16
-@d = common global [2048 x i32] zeroinitializer, align 16
-@a = common global [2048 x i32] zeroinitializer, align 16
-
-;CHECK: cost_model_1
-;CHECK: <4 x i32>
-;CHECK: ret void
-define void @cost_model_1() nounwind uwtable noinline ssp {
-entry:
- br label %for.body
-
-for.body: ; preds = %for.body, %entry
- %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
- %0 = shl nsw i64 %indvars.iv, 1
- %arrayidx = getelementptr inbounds [2048 x i32]* @c, i64 0, i64 %0
- %1 = load i32* %arrayidx, align 8
- %idxprom1 = sext i32 %1 to i64
- %arrayidx2 = getelementptr inbounds [2048 x i32]* @b, i64 0, i64 %idxprom1
- %2 = load i32* %arrayidx2, align 4
- %arrayidx4 = getelementptr inbounds [2048 x i32]* @d, i64 0, i64 %indvars.iv
- %3 = load i32* %arrayidx4, align 4
- %idxprom5 = sext i32 %3 to i64
- %arrayidx6 = getelementptr inbounds [2048 x i32]* @a, i64 0, i64 %idxprom5
- store i32 %2, i32* %arrayidx6, 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, 256
- br i1 %exitcond, label %for.end, label %for.body
-
-for.end: ; preds = %for.body
- ret void
-}