Fix Visual Studio 2017 compilation.

When building with VC++ 2017 RC and its default header files the intrin.h header file is less aggressively included by Windows headers. This causes build breaks on Chrome x64 builds with VC++ 2017 RC when X86MCTargetDesc.cpp uses __cpuid without first including its header. https://github.com/google/swiftshader/pull/2 Change-Id: I664d7b509e0517b7621d41312ccdd0d3de60de84 Reviewed-on: https://swiftshader-review.googlesource.com/8951Reviewed-by: Alexis Hétu <sugoi@google.com> Tested-by: Nicolas Capens <capn@google.com>

Fix Visual Studio 2017 compilation.
c06d11cd · Nicolas Capens · 38182314 · c06d11cd
Commit c06d11cd authored Mar 15, 2017 by Nicolas Capens
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X86MCTargetDesc.cpp ...arty/LLVM/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp +4 -0

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--- a/third_party/LLVM/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
+++ b/third_party/LLVM/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
@@ -35,6 +35,10 @@
 #define GET_SUBTARGETINFO_MC_DESC
 #include "X86GenSubtargetInfo.inc"

+#ifdef _MSC_VER
+#include <intrin.h>
+#endif
+
 using namespace llvm;