diff options
Diffstat (limited to 'src/mapi')
| -rw-r--r-- | src/mapi/Makefile.am | 1 | ||||
| -rwxr-xr-x | src/mapi/new/gen_gldispatch_mapi.py | 180 |
2 files changed, 181 insertions, 0 deletions
diff --git a/src/mapi/Makefile.am b/src/mapi/Makefile.am index b46ed814700..5a619bf049b 100644 --- a/src/mapi/Makefile.am +++ b/src/mapi/Makefile.am @@ -32,6 +32,7 @@ pkgconfig_DATA = EXTRA_DIST = \ new/genCommon.py \ + new/gen_gldispatch_mapi.py \ es1api/ABI-check \ es2api/ABI-check \ mapi_abi.py \ diff --git a/src/mapi/new/gen_gldispatch_mapi.py b/src/mapi/new/gen_gldispatch_mapi.py new file mode 100755 index 00000000000..03fb49a7a29 --- /dev/null +++ b/src/mapi/new/gen_gldispatch_mapi.py @@ -0,0 +1,180 @@ +#!/usr/bin/env python + +# Copyright (C) 2010 LunarG Inc. +# (C) Copyright 2015, NVIDIA CORPORATION. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +# DEALINGS IN THE SOFTWARE. +# +# Authors: +# Kyle Brenneman <[email protected]> +# +# Based on code ogiginally by: +# Chia-I Wu <[email protected]> + + +""" +Generates the glapi_mapi_tmp.h header file from Khronos's XML file. +""" + +import sys +import xml.etree.cElementTree as etree + +import genCommon + +def _main(): + target = sys.argv[1] + xmlFiles = sys.argv[2:] + + roots = [ etree.parse(filename).getroot() for filename in xmlFiles ] + allFunctions = genCommon.getFunctionsFromRoots(roots) + + names = genCommon.getExportNamesFromRoots(target, roots) + functions = [f for f in allFunctions if(f.name in names)] + + if (target in ("gl", "gldispatch")): + assert(len(functions) == len(allFunctions)) + assert(all(functions[i] == allFunctions[i] for i in range(len(functions)))) + assert(all(functions[i].slot == i for i in range(len(functions)))) + + print(r""" +/* This file is automatically generated by mapi_abi.py. Do not modify. */ + +#ifndef _GLAPI_TMP_H_ +#define _GLAPI_TMP_H_ +typedef int GLclampx; +typedef void (APIENTRY *GLDEBUGPROCKHR)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam); +#endif /* _GLAPI_TMP_H_ */ +""".lstrip("\n")) + + print(generate_defines(functions)) + print(generate_table(functions, allFunctions)) + print(generate_noop_array(functions)) + print(generate_public_stubs(functions)) + print(generate_public_entries(functions)) + print(generate_stub_asm_gcc(functions)) + +def generate_defines(functions): + text = r""" +#ifdef MAPI_TMP_DEFINES +#define GL_GLEXT_PROTOTYPES +#include "GL/gl.h" +#include "GL/glext.h" + +""".lstrip("\n") + for func in functions: + text += "GLAPI {f.rt} APIENTRY {f.name}({f.decArgs});\n".format(f=func) + text += "#undef MAPI_TMP_DEFINES\n" + text += "#endif /* MAPI_TMP_DEFINES */\n" + return text + +def generate_table(functions, allFunctions): + text = "#ifdef MAPI_TMP_TABLE\n" + text += "#define MAPI_TABLE_NUM_STATIC %d\n" % (len(allFunctions)) + text += "#define MAPI_TABLE_NUM_DYNAMIC %d\n" % (genCommon.MAPI_TABLE_NUM_DYNAMIC,) + text += "#undef MAPI_TMP_TABLE\n" + text += "#endif /* MAPI_TMP_TABLE */\n" + return text + +def generate_noop_array(functions): + text = "#ifdef MAPI_TMP_NOOP_ARRAY\n" + text += "#ifdef DEBUG\n\n" + + for func in functions: + text += "static {f.rt} APIENTRY noop{f.basename}({f.decArgs})\n".format(f=func) + text += "{\n" + if (len(func.args) > 0): + text += " " + for arg in func.args: + text += " (void) {a.name};".format(a=arg) + text += "\n" + text += " noop_warn(\"{f.name}\");\n".format(f=func) + if (func.hasReturn()): + text += " return ({f.rt}) 0;\n".format(f=func) + text += "}\n\n" + + text += "const mapi_func table_noop_array[] = {\n" + for func in functions: + text += " (mapi_func) noop{f.basename},\n".format(f=func) + for i in range(genCommon.MAPI_TABLE_NUM_DYNAMIC - 1): + text += " (mapi_func) noop_generic,\n" + text += " (mapi_func) noop_generic\n" + text += "};\n\n" + text += "#else /* DEBUG */\n\n" + text += "const mapi_func table_noop_array[] = {\n" + for i in range(len(functions) + genCommon.MAPI_TABLE_NUM_DYNAMIC - 1): + text += " (mapi_func) noop_generic,\n" + text += " (mapi_func) noop_generic\n" + + text += "};\n\n" + text += "#endif /* DEBUG */\n" + text += "#undef MAPI_TMP_NOOP_ARRAY\n" + text += "#endif /* MAPI_TMP_NOOP_ARRAY */\n" + return text + +def generate_public_stubs(functions): + text = "#ifdef MAPI_TMP_PUBLIC_STUBS\n" + + text += "static const struct mapi_stub public_stubs[] = {\n" + for func in functions: + text += " { \"%s\", %d, NULL },\n" % (func.name, func.slot) + text += "};\n" + text += "#undef MAPI_TMP_PUBLIC_STUBS\n" + text += "#endif /* MAPI_TMP_PUBLIC_STUBS */\n" + return text + +def generate_public_entries(functions): + text = "#ifdef MAPI_TMP_PUBLIC_ENTRIES\n" + + for func in functions: + retStr = ("return " if func.hasReturn() else "") + text += r""" +GLAPI {f.rt} APIENTRY {f.name}({f.decArgs}) +{{ + const struct _glapi_table *_tbl = entry_current_get(); + mapi_func _func = ((const mapi_func *) _tbl)[{f.slot}]; + {retStr}(({f.rt} (APIENTRY *)({f.decArgs})) _func)({f.callArgs}); +}} + +""".lstrip("\n").format(f=func, retStr=retStr) + + text += "\n" + text += "static const mapi_func public_entries[] = {\n" + for func in functions: + text += " (mapi_func) %s,\n" % (func.name,) + text += "};\n" + text += "#undef MAPI_TMP_PUBLIC_ENTRIES\n" + text += "#endif /* MAPI_TMP_PUBLIC_ENTRIES */\n" + return text + +def generate_stub_asm_gcc(functions): + text = "#ifdef MAPI_TMP_STUB_ASM_GCC\n" + text += "__asm__(\n" + + for func in functions: + text += 'STUB_ASM_ENTRY("%s")"\\n"\n' % (func.name,) + text += '"\\t"STUB_ASM_CODE("%d")"\\n"\n\n' % (func.slot,) + + text += ");\n" + text += "#undef MAPI_TMP_STUB_ASM_GCC\n" + text += "#endif /* MAPI_TMP_STUB_ASM_GCC */\n" + return text + +if (__name__ == "__main__"): + _main() + |