Name the XCore target-specific subdirectories canonically.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190940 91177308-0d34-0410-b5e6-96231b3b80d8

test/Transforms/SLPVectorizer/XCore/lit.local.cfg

@@ -0,0 +1,3 @@
+targets = set(config.root.targets_to_build.split())
+if not 'XCore' in targets:
+    config.unsupported = True

test/Transforms/SLPVectorizer/XCore/no-vector-registers.ll

@@ -0,0 +1,24 @@
+; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=xcore  | FileCheck %s
+
+target datalayout = "e-p:32:32:32-a0:0:32-n32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f16:16:32-f32:32:32-f64:32:32"
+target triple = "xcore"
+
+; Simple 3-pair chain with loads and stores
+; CHECK: test1
+; CHECK-NOT: <2 x double>
+define void @test1(double* %a, double* %b, double* %c) {
+entry:
+  %i0 = load double* %a, align 8
+  %i1 = load double* %b, align 8
+  %mul = fmul double %i0, %i1
+  %arrayidx3 = getelementptr inbounds double* %a, i64 1
+  %i3 = load double* %arrayidx3, align 8
+  %arrayidx4 = getelementptr inbounds double* %b, i64 1
+  %i4 = load double* %arrayidx4, align 8
+  %mul5 = fmul double %i3, %i4
+  store double %mul, double* %c, align 8
+  %arrayidx5 = getelementptr inbounds double* %c, i64 1
+  store double %mul5, double* %arrayidx5, align 8
+  ret void
+}
+