[clang] [llvm] [clang] Add support for the c2000 architecture (PR #125663)

[via cfe-commits]

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@@ -0,0 +1,356 @@
+#include "C2000.h"
+#include "Targets.h"
+#include "clang/Basic/Builtins.h"
+#include "clang/Basic/Diagnostic.h"
+#include "clang/Basic/MacroBuilder.h"
+#include "clang/Basic/TargetBuiltins.h"
+
+using namespace clang;
+using namespace clang::targets;
+
+const char *const C2000TargetInfo::GCCRegNames[] = {
+    "ACC", "XAR0", "XAR1", "XAR2", "XAR3", "XAR4", "XAR5", "XAR6", "XAR7"};
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student433 wrote:

You're right! This is somewhere extended to codegen and support for this syntax could be omitted if TI compilers do not support them :) 
P.S. it was just added for fulfillment with no strong reason behind it

https://github.com/llvm/llvm-project/pull/125663