Remove little endian specification from SPIR data layout - SPIR doesn't define endiannes in the data layout.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@170125 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index f63773d..5031039 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -4486,7 +4486,7 @@
       SizeType     = TargetInfo::UnsignedInt;
       PtrDiffType = IntPtrType = TargetInfo::SignedInt;
       DescriptionString
-        = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-"
+        = "p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-"
           "f32:32:32-f64:64:64-v16:16:16-v24:32:32-v32:32:32-v48:64:64-"
           "v64:64:64-v96:128:128-v128:128:128-v192:256:256-v256:256:256-"
           "v512:512:512-v1024:1024:1024";
@@ -4500,7 +4500,7 @@
       SizeType     = TargetInfo::UnsignedLong;
       PtrDiffType = IntPtrType = TargetInfo::SignedLong;
       DescriptionString
-        = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-"
+        = "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-v16:16:16-v24:32:32-v32:32:32-v48:64:64-"
           "v64:64:64-v96:128:128-v128:128:128-v192:256:256-v256:256:256-"
           "v512:512:512-v1024:1024:1024";