133cf52ac9
Change-Id: Ibb36508181d4322e236b6595b28d253f282c36d7 Signed-off-by: David Li <davidxli@google.com>
220 lines
9.2 KiB
Python
Executable File
220 lines
9.2 KiB
Python
Executable File
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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#
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# Copyright 2011, The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import os
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import sys
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def RemoveAnnotation(line):
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if line.find(":") >= 0:
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annotation = line[line.find(":"): line.find(" ", line.find(":"))]
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return line.replace(annotation, "*")
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else:
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return line
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def generate_api(lines):
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externs = []
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i = 0
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# these have been hand written
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skipFunctions = ["glDrawArrays", "glDrawElements"]
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# these have an EXTEND_Debug_* macro for getting data
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extendFunctions = ["glCopyTexImage2D", "glCopyTexSubImage2D", "glReadPixels",
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"glShaderSource", "glTexImage2D", "glTexSubImage2D"]
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# these also needs to be forwarded to DbgContext
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contextFunctions = ["glUseProgram", "glEnableVertexAttribArray", "glDisableVertexAttribArray",
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"glVertexAttribPointer", "glBindBuffer", "glBufferData", "glBufferSubData", "glDeleteBuffers",]
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for line in lines:
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if line.find("API_ENTRY(") >= 0: # a function prototype
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returnType = line[0: line.find(" API_ENTRY(")]
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functionName = line[line.find("(") + 1: line.find(")")] #extract GL function name
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parameterList = line[line.find(")(") + 2: line.find(") {")]
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#if line.find("*") >= 0:
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# extern = "%s Debug_%s(%s);" % (returnType, functionName, parameterList)
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# externs.append(extern)
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# continue
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if functionName in skipFunctions:
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sys.stderr.write("!\n! skipping function '%s'\n!\n" % (functionName))
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continue
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parameters = parameterList.split(',')
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paramIndex = 0
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if line.find("*") >= 0 and (line.find("*") < line.find(":") or line.find("*") > line.rfind(":")): # unannotated pointer
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if not functionName in extendFunctions:
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# add function to list of functions that should be hand written, but generate code anyways
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extern = "%s Debug_%s(%s);" % (returnType, functionName, RemoveAnnotation(parameterList))
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sys.stderr.write("%s should be hand written\n" % (extern))
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print "// FIXME: this function has pointers, it should be hand written"
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externs.append(extern)
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print "%s Debug_%s(%s)\n{" % (returnType, functionName, RemoveAnnotation(parameterList))
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print " glesv2debugger::Message msg;"
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if parameterList == "void":
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parameters = []
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arguments = ""
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paramNames = []
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inout = ""
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getData = ""
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callerMembers = ""
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setCallerMembers = ""
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setMsgParameters = ""
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for parameter in parameters:
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const = parameter.find("const")
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parameter = parameter.replace("const", "")
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parameter = parameter.strip()
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paramType = parameter.split(' ')[0]
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paramName = parameter.split(' ')[1]
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annotation = ""
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arguments += paramName
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if parameter.find(":") >= 0: # has annotation
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assert inout == "" # only one parameter should be annotated
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sys.stderr.write("%s is annotated: %s \n" % (functionName, paramType))
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inout = paramType.split(":")[2]
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annotation = paramType.split(":")[1]
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paramType = paramType.split(":")[0]
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count = 1
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countArg = ""
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if annotation.find("*") >= 0: # [1,n] * param
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count = int(annotation.split("*")[0])
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countArg = annotation.split("*")[1]
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assert countArg in paramNames
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elif annotation in paramNames:
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count = 1
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countArg = annotation
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elif annotation == "GLstring":
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annotation = "strlen(%s)" % (paramName)
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else:
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count = int(annotation)
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setMsgParameters += " msg.set_arg%d(ToInt(%s));\n" % (paramIndex, paramName)
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if paramType.find("void") >= 0:
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getData += " msg.mutable_data()->assign(reinterpret_cast<const char *>(%s), %s * sizeof(char));" % (paramName, annotation)
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else:
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getData += " msg.mutable_data()->assign(reinterpret_cast<const char *>(%s), %s * sizeof(%s));" % (paramName, annotation, paramType)
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paramType += "*"
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else:
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if paramType == "GLfloat" or paramType == "GLclampf" or paramType.find("*") >= 0:
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setMsgParameters += " msg.set_arg%d(ToInt(%s));\n" % (paramIndex, paramName)
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else:
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setMsgParameters += " msg.set_arg%d(%s);\n" % (paramIndex, paramName)
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if paramIndex < len(parameters) - 1:
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arguments += ', '
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if const >= 0:
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paramType = "const " + paramType
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paramNames.append(paramName)
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paramIndex += 1
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callerMembers += " %s %s;\n" % (paramType, paramName)
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setCallerMembers += " caller.%s = %s;\n" % (paramName, paramName)
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print " struct : public FunctionCall {"
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print callerMembers
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print " const int * operator()(gl_hooks_t::gl_t const * const _c, glesv2debugger::Message & msg) {"
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if inout in ["out", "inout"]: # get timing excluding output data copy
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print " nsecs_t c0 = systemTime(timeMode);"
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if returnType == "void":
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print " _c->%s(%s);" % (functionName, arguments)
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else:
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print " const int * ret = reinterpret_cast<const int *>(_c->%s(%s));" % (functionName, arguments)
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print " msg.set_ret(ToInt(ret));"
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if inout in ["out", "inout"]:
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print " msg.set_time((systemTime(timeMode) - c0) * 1e-6f);"
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print " " + getData
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if functionName in extendFunctions:
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print "\
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#ifdef EXTEND_AFTER_CALL_Debug_%s\n\
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EXTEND_AFTER_CALL_Debug_%s;\n\
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#endif" % (functionName, functionName)
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if functionName in contextFunctions:
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print " getDbgContextThreadSpecific()->%s(%s);" % (functionName, arguments)
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if returnType == "void":
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print " return 0;"
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else:
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print " return ret;"
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print """ }
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} caller;"""
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print setCallerMembers
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print setMsgParameters
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if line.find("*") >= 0 or line.find(":") >= 0:
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print " // FIXME: check for pointer usage"
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if inout in ["in", "inout"]:
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print getData
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if functionName in extendFunctions:
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print "\
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#ifdef EXTEND_Debug_%s\n\
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EXTEND_Debug_%s;\n\
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#endif" % (functionName, functionName)
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print " int * ret = MessageLoop(caller, msg, glesv2debugger::Message_Function_%s);"\
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% (functionName)
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if returnType != "void":
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if returnType == "GLboolean":
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print " return static_cast<GLboolean>(reinterpret_cast<int>(ret));"
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else:
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print " return reinterpret_cast<%s>(ret);" % (returnType)
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print "}\n"
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print "// FIXME: the following functions should be written by hand"
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for extern in externs:
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print extern
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if __name__ == "__main__":
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print """\
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/*
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** Copyright 2011, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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// auto generated by generate_api_cpp.py
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#include <utils/Debug.h>
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#include "src/header.h"
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#include "src/api.h"
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template<typename T> static int ToInt(const T & t)
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{
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COMPILE_TIME_ASSERT_FUNCTION_SCOPE(sizeof(T) == sizeof(int));
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return (int &)t;
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}
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"""
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lines = open("gl2_api_annotated.in").readlines()
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generate_api(lines)
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#lines = open("gl2ext_api.in").readlines()
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#generate_api(lines)
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