Subzero. Native 64-bit int arithmetic on x86-64.

crosstest/test_arith_main.cpp

 //===- subzero/crosstest/test_arith_main.cpp - Driver for tests -----------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // Driver for crosstesting arithmetic operations
@@ skipping 10 matching lines @@
 #include <limits>
 #include <cfloat>
 #include <cmath>   // fmodf
 #include <cstring> // memcmp
 #include <iostream>
 
 // Include test_arith.h twice - once normally, and once within the
 // Subzero_ namespace, corresponding to the llc and Subzero translated
 // object files, respectively.
 #include "test_arith.h"
+#include "xdefs.h"
+
 namespace Subzero_ {
 #include "test_arith.h"
 }
 
 template <class T> bool inputsMayTriggerException(T Value1, T Value2) {
   // Avoid HW divide-by-zero exception.
   if (Value2 == 0)
     return true;
   // Avoid HW overflow exception (on x86-32).  TODO: adjust
   // for other architecture.
@@ skipping 315 matching lines @@
         ++Failures;
         std::cout << "test_fabs_v4f32"
                   << "(" << vectAsString<v4f32>(Value1)
                   << "): sz=" << vectAsString<v4f32>(ResultSz) << " llc"
                   << vectAsString<v4f32>(ResultLlc) << "\n";
       }
     }
   }
 }
 
-int main(int argc, char **argv) {
+#ifdef X8664_STACK_HACK
+extern "C" int wrapped_main(int argc, char *argv[]) {
+#else  // !defined(X8664_STACK_HACK)
+int main(int argc, char *argv[]) {
+#endif // X8664_STACK_HACK
   size_t TotalTests = 0;
   size_t Passes = 0;
   size_t Failures = 0;
 
   testsInt<bool, bool>(TotalTests, Passes, Failures);
   testsInt<uint8_t, myint8_t>(TotalTests, Passes, Failures);
   testsInt<uint16_t, int16_t>(TotalTests, Passes, Failures);
   testsInt<uint32_t, int32_t>(TotalTests, Passes, Failures);
-  testsInt<uint64_t, int64_t>(TotalTests, Passes, Failures);
+  testsInt<uint64, int64>(TotalTests, Passes, Failures);
   testsVecInt<v4ui32, v4si32>(TotalTests, Passes, Failures);
   testsVecInt<v8ui16, v8si16>(TotalTests, Passes, Failures);
   testsVecInt<v16ui8, v16si8>(TotalTests, Passes, Failures);
   testsFp<float>(TotalTests, Passes, Failures);
   testsFp<double>(TotalTests, Passes, Failures);
   testsVecFp(TotalTests, Passes, Failures);
 
   std::cout << "TotalTests=" << TotalTests << " Passes=" << Passes
             << " Failures=" << Failures << "\n";
   return Failures;
 }