Introduce x87 port

test/cctest/test-code-stubs.h

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 10 matching lines @@
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef V8_TEST_CODE_STUBS_H_
 #define V8_TEST_CODE_STUBS_H_
 
-#if V8_TARGET_ARCH_IA32
+#if V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_X87
 #if __GNUC__
 #define STDCALL  __attribute__((stdcall))
 #else
 #define STDCALL  __stdcall
 #endif
 #else
 #define STDCALL
 #endif
 
 typedef int32_t STDCALL ConvertDToIFuncType(double input);
 typedef ConvertDToIFuncType* ConvertDToIFunc;
 
 typedef int32_t ConvertDToICallWrapperType(ConvertDToIFunc func, double from);
 typedef ConvertDToICallWrapperType* ConvertDToICallWrapper;
 
 int STDCALL ConvertDToICVersion(double d);
 
 void RunAllTruncationTests(ConvertDToIFunc func);
 void RunAllTruncationTests(ConvertDToICallWrapper callWrapper,
                            ConvertDToIFunc func);
 
 #endif