source: vbox/trunk/src/VBox/Additions/common/crOpenGL/windows_i386_exports.py@ 63939

# Copyright (c) 2001, Stanford University
# All rights reserved.
#
# See the file LICENSE.txt for information on redistributing this software.


from __future__ import print_function
import sys

import apiutil


def GenerateEntrypoints():

        #apiutil.CopyrightC()
        print('%include "iprt/asmdefs.mac"')
        print("")
        print("%ifdef RT_ARCH_AMD64")
        print("extern glim")
        print("%else ; X86")
        print("extern _glim")
        print("%endif")
        print("")

        # Get sorted list of dispatched functions.
        # The order is very important - it must match cr_opcodes.h
        # and spu_dispatch_table.h
        keys = apiutil.GetDispatchedFunctions(sys.argv[1]+"/APIspec.txt")

        for index in range(len(keys)):
                func_name = keys[index]
                if apiutil.Category(func_name) == "Chromium":
                        continue
                if apiutil.Category(func_name) == "VBox":
                        continue

                print("BEGINPROC_EXPORTED cr_gl%s" % func_name)
                print("%ifdef RT_ARCH_AMD64")
                print("\tmov \trax, qword glim+%d" % (8*index))
                print("\tjmp \t[rax]")
                print("%else ; X86")
                print("\tmov \teax, dword _glim+%d" % (4*index))
                print("\tjmp \t[eax]")
                print("%endif")
                print("ENDPROC cr_gl%s" % func_name)
                print("")


        print(';')
        print('; Aliases')
        print(';')

        # Now loop over all the functions and take care of any aliases
        allkeys = apiutil.GetAllFunctions(sys.argv[1]+"/APIspec.txt")
        for func_name in allkeys:
                if "omit" in apiutil.ChromiumProps(func_name):
                        continue

                if func_name in keys:
                        # we already processed this function earlier
                        continue

                # alias is the function we're aliasing
                alias = apiutil.Alias(func_name)
                if alias:
                        # this dict lookup should never fail (raise an exception)!
                        index = keys.index(alias)
                        print("BEGINPROC_EXPORTED cr_gl%s" % func_name)
                        print("%ifdef RT_ARCH_AMD64")
                        print("\tmov \trax, qword glim+%d" % (8*index))
                        print("\tjmp \t[rax]")
                        print("%else ; X86")
                        print("\tmov \teax, dword _glim+%d" % (4*index))
                        print("\tjmp \t[eax]")
                        print("%endif")
                        print("ENDPROC cr_gl%s" % func_name)
                        print("")


        print(';')
        print('; No-op stubs')
        print(';')

        # Now generate no-op stub functions
        for func_name in allkeys:
                if "stub" in apiutil.ChromiumProps(func_name):
                        print("BEGINPROC_EXPORTED cr_gl%s" % func_name)
                        print("\tleave")
                        print("\tret")
                        print("ENDPROC cr_gl%s" % func_name)
                        print("")


GenerateEntrypoints()