612 lines
25 KiB
Python
612 lines
25 KiB
Python
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#!/usr/bin/python3
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#
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# Copyright (c) 2013-2020 The Khronos Group Inc.
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#
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# SPDX-License-Identifier: Apache-2.0
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import argparse
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import pdb
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import re
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import sys
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import time
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import xml.etree.ElementTree as etree
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from cgenerator import CGeneratorOptions, COutputGenerator
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from docgenerator import DocGeneratorOptions, DocOutputGenerator
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from extensionmetadocgenerator import (ExtensionMetaDocGeneratorOptions,
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ExtensionMetaDocOutputGenerator)
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from interfacedocgenerator import InterfaceDocGenerator
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from generator import write
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from hostsyncgenerator import HostSynchronizationOutputGenerator
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from pygenerator import PyOutputGenerator
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from reflib import logDiag, logWarn, setLogFile
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from reg import Registry
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from validitygenerator import ValidityOutputGenerator
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from vkconventions import VulkanConventions
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# Simple timer functions
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startTime = None
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def startTimer(timeit):
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global startTime
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if timeit:
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startTime = time.process_time()
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def endTimer(timeit, msg):
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global startTime
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if timeit:
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endTime = time.process_time()
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logDiag(msg, endTime - startTime)
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startTime = None
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def makeREstring(strings, default=None, strings_are_regex=False):
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"""Turn a list of strings into a regexp string matching exactly those strings."""
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if strings or default is None:
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if not strings_are_regex:
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strings = (re.escape(s) for s in strings)
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return '^(' + '|'.join(strings) + ')$'
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return default
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def makeGenOpts(args):
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"""Returns a directory of [ generator function, generator options ] indexed
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by specified short names. The generator options incorporate the following
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parameters:
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args is an parsed argument object; see below for the fields that are used."""
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global genOpts
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genOpts = {}
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# Default class of extensions to include, or None
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defaultExtensions = args.defaultExtensions
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# Additional extensions to include (list of extensions)
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extensions = args.extension
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# Extensions to remove (list of extensions)
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removeExtensions = args.removeExtensions
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# Extensions to emit (list of extensions)
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emitExtensions = args.emitExtensions
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# Features to include (list of features)
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features = args.feature
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# Whether to disable inclusion protect in headers
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protect = args.protect
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# Output target directory
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directory = args.directory
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# Path to generated files, particularly api.py
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genpath = args.genpath
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# Descriptive names for various regexp patterns used to select
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# versions and extensions
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allFeatures = allExtensions = r'.*'
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# Turn lists of names/patterns into matching regular expressions
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addExtensionsPat = makeREstring(extensions, None)
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removeExtensionsPat = makeREstring(removeExtensions, None)
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emitExtensionsPat = makeREstring(emitExtensions, allExtensions)
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featuresPat = makeREstring(features, allFeatures)
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# Copyright text prefixing all headers (list of strings).
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# The SPDX formatting below works around constraints of the 'reuse' tool
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prefixStrings = [
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'/*',
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'** Copyright (c) 2015-2020 The Khronos Group Inc.',
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'**',
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'** SPDX' + '-License-Identifier: Apache-2.0',
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'*/',
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''
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]
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# Text specific to Vulkan headers
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vkPrefixStrings = [
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'/*',
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'** This header is generated from the Khronos Vulkan XML API Registry.',
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'**',
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'*/',
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''
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]
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# Defaults for generating re-inclusion protection wrappers (or not)
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protectFile = protect
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# An API style conventions object
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conventions = VulkanConventions()
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# API include files for spec and ref pages
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# Overwrites include subdirectories in spec source tree
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# The generated include files do not include the calling convention
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# macros (apientry etc.), unlike the header files.
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# Because the 1.0 core branch includes ref pages for extensions,
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# all the extension interfaces need to be generated, even though
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# none are used by the core spec itself.
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genOpts['apiinc'] = [
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DocOutputGenerator,
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DocGeneratorOptions(
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conventions = conventions,
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filename = 'timeMarker',
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directory = directory,
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genpath = genpath,
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apiname = 'vulkan',
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profile = None,
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versions = featuresPat,
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emitversions = featuresPat,
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defaultExtensions = None,
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addExtensions = addExtensionsPat,
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removeExtensions = removeExtensionsPat,
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emitExtensions = emitExtensionsPat,
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prefixText = prefixStrings + vkPrefixStrings,
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apicall = '',
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apientry = '',
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apientryp = '*',
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alignFuncParam = 48,
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expandEnumerants = False)
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]
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# Python representation of API information, used by scripts that
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# don't need to load the full XML.
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genOpts['api.py'] = [
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PyOutputGenerator,
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DocGeneratorOptions(
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conventions = conventions,
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filename = 'api.py',
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directory = directory,
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genpath = None,
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apiname = 'vulkan',
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profile = None,
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versions = featuresPat,
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emitversions = featuresPat,
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defaultExtensions = None,
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addExtensions = addExtensionsPat,
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removeExtensions = removeExtensionsPat,
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emitExtensions = emitExtensionsPat,
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reparentEnums = False)
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]
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# API validity files for spec
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genOpts['validinc'] = [
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ValidityOutputGenerator,
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DocGeneratorOptions(
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conventions = conventions,
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filename = 'timeMarker',
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directory = directory,
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genpath = None,
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apiname = 'vulkan',
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profile = None,
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versions = featuresPat,
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emitversions = featuresPat,
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defaultExtensions = None,
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addExtensions = addExtensionsPat,
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removeExtensions = removeExtensionsPat,
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emitExtensions = emitExtensionsPat)
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]
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# API host sync table files for spec
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genOpts['hostsyncinc'] = [
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HostSynchronizationOutputGenerator,
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DocGeneratorOptions(
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conventions = conventions,
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filename = 'timeMarker',
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directory = directory,
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genpath = None,
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apiname = 'vulkan',
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profile = None,
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versions = featuresPat,
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emitversions = featuresPat,
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defaultExtensions = None,
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addExtensions = addExtensionsPat,
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removeExtensions = removeExtensionsPat,
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emitExtensions = emitExtensionsPat,
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reparentEnums = False)
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]
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# Extension metainformation for spec extension appendices
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# Includes all extensions by default, but only so that the generated
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# 'promoted_extensions_*' files refer to all extensions that were
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# promoted to a core version.
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genOpts['extinc'] = [
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ExtensionMetaDocOutputGenerator,
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ExtensionMetaDocGeneratorOptions(
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conventions = conventions,
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filename = 'timeMarker',
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directory = directory,
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genpath = None,
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apiname = 'vulkan',
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profile = None,
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versions = featuresPat,
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emitversions = None,
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defaultExtensions = defaultExtensions,
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addExtensions = addExtensionsPat,
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removeExtensions = None,
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emitExtensions = emitExtensionsPat)
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]
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# Version and extension interface docs for version/extension appendices
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# Includes all extensions by default.
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genOpts['interfaceinc'] = [
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InterfaceDocGenerator,
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DocGeneratorOptions(
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conventions = conventions,
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filename = 'timeMarker',
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directory = directory,
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genpath = None,
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apiname = 'vulkan',
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profile = None,
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versions = featuresPat,
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emitversions = featuresPat,
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defaultExtensions = None,
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addExtensions = addExtensionsPat,
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removeExtensions = removeExtensionsPat,
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emitExtensions = emitExtensionsPat,
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reparentEnums = False)
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]
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# Platform extensions, in their own header files
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# Each element of the platforms[] array defines information for
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# generating a single platform:
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# [0] is the generated header file name
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# [1] is the set of platform extensions to generate
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# [2] is additional extensions whose interfaces should be considered,
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# but suppressed in the output, to avoid duplicate definitions of
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# dependent types like VkDisplayKHR and VkSurfaceKHR which come from
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# non-platform extensions.
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# Track all platform extensions, for exclusion from vulkan_core.h
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allPlatformExtensions = []
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# Extensions suppressed for all WSI platforms (WSI extensions required
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# by all platforms)
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commonSuppressExtensions = [ 'VK_KHR_display', 'VK_KHR_swapchain' ]
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# Extensions required and suppressed for beta "platform". This can
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# probably eventually be derived from the requires= attributes of
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# the extension blocks.
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betaRequireExtensions = [ 'VK_KHR_ray_tracing', 'VK_KHR_deferred_host_operations', 'VK_KHR_pipeline_library' ]
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betaSuppressExtensions = [ 'VK_NV_ray_tracing' ]
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platforms = [
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[ 'vulkan_android.h', [ 'VK_KHR_android_surface',
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'VK_ANDROID_external_memory_android_hardware_buffer'
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], commonSuppressExtensions ],
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[ 'vulkan_fuchsia.h', [ 'VK_FUCHSIA_imagepipe_surface'], commonSuppressExtensions ],
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[ 'vulkan_ggp.h', [ 'VK_GGP_stream_descriptor_surface',
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'VK_GGP_frame_token' ], commonSuppressExtensions ],
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[ 'vulkan_ios.h', [ 'VK_MVK_ios_surface' ], commonSuppressExtensions ],
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[ 'vulkan_macos.h', [ 'VK_MVK_macos_surface' ], commonSuppressExtensions ],
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[ 'vulkan_vi.h', [ 'VK_NN_vi_surface' ], commonSuppressExtensions ],
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[ 'vulkan_wayland.h', [ 'VK_KHR_wayland_surface' ], commonSuppressExtensions ],
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[ 'vulkan_win32.h', [ 'VK_.*_win32(|_.*)', 'VK_EXT_full_screen_exclusive' ],
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commonSuppressExtensions +
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[ 'VK_KHR_external_semaphore',
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'VK_KHR_external_memory_capabilities',
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'VK_KHR_external_fence',
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'VK_KHR_external_fence_capabilities',
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'VK_KHR_get_surface_capabilities2',
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'VK_NV_external_memory_capabilities',
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] ],
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[ 'vulkan_xcb.h', [ 'VK_KHR_xcb_surface' ], commonSuppressExtensions ],
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[ 'vulkan_xlib.h', [ 'VK_KHR_xlib_surface' ], commonSuppressExtensions ],
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[ 'vulkan_xlib_xrandr.h', [ 'VK_EXT_acquire_xlib_display' ], commonSuppressExtensions ],
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[ 'vulkan_metal.h', [ 'VK_EXT_metal_surface' ], commonSuppressExtensions ],
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[ 'vulkan_beta.h', betaRequireExtensions, betaSuppressExtensions ],
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]
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for platform in platforms:
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headername = platform[0]
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allPlatformExtensions += platform[1]
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addPlatformExtensionsRE = makeREstring(
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platform[1] + platform[2], strings_are_regex=True)
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emitPlatformExtensionsRE = makeREstring(
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platform[1], strings_are_regex=True)
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opts = CGeneratorOptions(
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conventions = conventions,
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filename = headername,
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directory = directory,
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genpath = None,
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apiname = 'vulkan',
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profile = None,
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versions = featuresPat,
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emitversions = None,
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defaultExtensions = None,
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addExtensions = addPlatformExtensionsRE,
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removeExtensions = None,
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emitExtensions = emitPlatformExtensionsRE,
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prefixText = prefixStrings + vkPrefixStrings,
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genFuncPointers = True,
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protectFile = protectFile,
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protectFeature = False,
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protectProto = '#ifndef',
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protectProtoStr = 'VK_NO_PROTOTYPES',
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apicall = 'VKAPI_ATTR ',
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apientry = 'VKAPI_CALL ',
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apientryp = 'VKAPI_PTR *',
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alignFuncParam = 48)
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genOpts[headername] = [ COutputGenerator, opts ]
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# Header for core API + extensions.
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# To generate just the core API,
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# change to 'defaultExtensions = None' below.
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#
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# By default this adds all enabled, non-platform extensions.
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# It removes all platform extensions (from the platform headers options
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# constructed above) as well as any explicitly specified removals.
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removeExtensionsPat = makeREstring(
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allPlatformExtensions + removeExtensions, None, strings_are_regex=True)
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genOpts['vulkan_core.h'] = [
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COutputGenerator,
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CGeneratorOptions(
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conventions = conventions,
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filename = 'vulkan_core.h',
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directory = directory,
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genpath = None,
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apiname = 'vulkan',
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profile = None,
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versions = featuresPat,
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emitversions = featuresPat,
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defaultExtensions = defaultExtensions,
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addExtensions = addExtensionsPat,
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removeExtensions = removeExtensionsPat,
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emitExtensions = emitExtensionsPat,
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prefixText = prefixStrings + vkPrefixStrings,
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genFuncPointers = True,
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protectFile = protectFile,
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protectFeature = False,
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protectProto = '#ifndef',
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protectProtoStr = 'VK_NO_PROTOTYPES',
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apicall = 'VKAPI_ATTR ',
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apientry = 'VKAPI_CALL ',
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apientryp = 'VKAPI_PTR *',
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alignFuncParam = 48)
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]
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# Unused - vulkan10.h target.
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# It is possible to generate a header with just the Vulkan 1.0 +
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# extension interfaces defined, but since the promoted KHR extensions
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# are now defined in terms of the 1.1 interfaces, such a header is very
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# similar to vulkan_core.h.
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genOpts['vulkan10.h'] = [
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COutputGenerator,
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|
|
CGeneratorOptions(
|
||
|
|
conventions = conventions,
|
||
|
|
filename = 'vulkan10.h',
|
||
|
|
directory = directory,
|
||
|
|
genpath = None,
|
||
|
|
apiname = 'vulkan',
|
||
|
|
profile = None,
|
||
|
|
versions = 'VK_VERSION_1_0',
|
||
|
|
emitversions = 'VK_VERSION_1_0',
|
||
|
|
defaultExtensions = None,
|
||
|
|
addExtensions = None,
|
||
|
|
removeExtensions = None,
|
||
|
|
emitExtensions = None,
|
||
|
|
prefixText = prefixStrings + vkPrefixStrings,
|
||
|
|
genFuncPointers = True,
|
||
|
|
protectFile = protectFile,
|
||
|
|
protectFeature = False,
|
||
|
|
protectProto = '#ifndef',
|
||
|
|
protectProtoStr = 'VK_NO_PROTOTYPES',
|
||
|
|
apicall = 'VKAPI_ATTR ',
|
||
|
|
apientry = 'VKAPI_CALL ',
|
||
|
|
apientryp = 'VKAPI_PTR *',
|
||
|
|
alignFuncParam = 48)
|
||
|
|
]
|
||
|
|
|
||
|
|
# Unused - vulkan11.h target.
|
||
|
|
# It is possible to generate a header with just the Vulkan 1.0 +
|
||
|
|
# extension interfaces defined, but since the promoted KHR extensions
|
||
|
|
# are now defined in terms of the 1.1 interfaces, such a header is very
|
||
|
|
# similar to vulkan_core.h.
|
||
|
|
genOpts['vulkan11.h'] = [
|
||
|
|
COutputGenerator,
|
||
|
|
CGeneratorOptions(
|
||
|
|
conventions = conventions,
|
||
|
|
filename = 'vulkan11.h',
|
||
|
|
directory = directory,
|
||
|
|
genpath = None,
|
||
|
|
apiname = 'vulkan',
|
||
|
|
profile = None,
|
||
|
|
versions = '^VK_VERSION_1_[01]$',
|
||
|
|
emitversions = '^VK_VERSION_1_[01]$',
|
||
|
|
defaultExtensions = None,
|
||
|
|
addExtensions = None,
|
||
|
|
removeExtensions = None,
|
||
|
|
emitExtensions = None,
|
||
|
|
prefixText = prefixStrings + vkPrefixStrings,
|
||
|
|
genFuncPointers = True,
|
||
|
|
protectFile = protectFile,
|
||
|
|
protectFeature = False,
|
||
|
|
protectProto = '#ifndef',
|
||
|
|
protectProtoStr = 'VK_NO_PROTOTYPES',
|
||
|
|
apicall = 'VKAPI_ATTR ',
|
||
|
|
apientry = 'VKAPI_CALL ',
|
||
|
|
apientryp = 'VKAPI_PTR *',
|
||
|
|
alignFuncParam = 48)
|
||
|
|
]
|
||
|
|
|
||
|
|
genOpts['alias.h'] = [
|
||
|
|
COutputGenerator,
|
||
|
|
CGeneratorOptions(
|
||
|
|
conventions = conventions,
|
||
|
|
filename = 'alias.h',
|
||
|
|
directory = directory,
|
||
|
|
genpath = None,
|
||
|
|
apiname = 'vulkan',
|
||
|
|
profile = None,
|
||
|
|
versions = featuresPat,
|
||
|
|
emitversions = featuresPat,
|
||
|
|
defaultExtensions = defaultExtensions,
|
||
|
|
addExtensions = None,
|
||
|
|
removeExtensions = removeExtensionsPat,
|
||
|
|
emitExtensions = emitExtensionsPat,
|
||
|
|
prefixText = None,
|
||
|
|
genFuncPointers = False,
|
||
|
|
protectFile = False,
|
||
|
|
protectFeature = False,
|
||
|
|
protectProto = '',
|
||
|
|
protectProtoStr = '',
|
||
|
|
apicall = '',
|
||
|
|
apientry = '',
|
||
|
|
apientryp = '',
|
||
|
|
alignFuncParam = 36)
|
||
|
|
]
|
||
|
|
|
||
|
|
|
||
|
|
def genTarget(args):
|
||
|
|
"""Create an API generator and corresponding generator options based on
|
||
|
|
the requested target and command line options.
|
||
|
|
|
||
|
|
This is encapsulated in a function so it can be profiled and/or timed.
|
||
|
|
The args parameter is an parsed argument object containing the following
|
||
|
|
fields that are used:
|
||
|
|
|
||
|
|
- target - target to generate
|
||
|
|
- directory - directory to generate it in
|
||
|
|
- protect - True if re-inclusion wrappers should be created
|
||
|
|
- extensions - list of additional extensions to include in generated interfaces"""
|
||
|
|
|
||
|
|
# Create generator options with parameters specified on command line
|
||
|
|
makeGenOpts(args)
|
||
|
|
|
||
|
|
# Select a generator matching the requested target
|
||
|
|
if args.target in genOpts:
|
||
|
|
createGenerator = genOpts[args.target][0]
|
||
|
|
options = genOpts[args.target][1]
|
||
|
|
|
||
|
|
logDiag('* Building', options.filename)
|
||
|
|
logDiag('* options.versions =', options.versions)
|
||
|
|
logDiag('* options.emitversions =', options.emitversions)
|
||
|
|
logDiag('* options.defaultExtensions =', options.defaultExtensions)
|
||
|
|
logDiag('* options.addExtensions =', options.addExtensions)
|
||
|
|
logDiag('* options.removeExtensions =', options.removeExtensions)
|
||
|
|
logDiag('* options.emitExtensions =', options.emitExtensions)
|
||
|
|
|
||
|
|
gen = createGenerator(errFile=errWarn,
|
||
|
|
warnFile=errWarn,
|
||
|
|
diagFile=diag)
|
||
|
|
return (gen, options)
|
||
|
|
else:
|
||
|
|
logErr('No generator options for unknown target:', args.target)
|
||
|
|
return None
|
||
|
|
|
||
|
|
|
||
|
|
# -feature name
|
||
|
|
# -extension name
|
||
|
|
# For both, "name" may be a single name, or a space-separated list
|
||
|
|
# of names, or a regular expression.
|
||
|
|
if __name__ == '__main__':
|
||
|
|
parser = argparse.ArgumentParser()
|
||
|
|
|
||
|
|
parser.add_argument('-defaultExtensions', action='store',
|
||
|
|
default='vulkan',
|
||
|
|
help='Specify a single class of extensions to add to targets')
|
||
|
|
parser.add_argument('-extension', action='append',
|
||
|
|
default=[],
|
||
|
|
help='Specify an extension or extensions to add to targets')
|
||
|
|
parser.add_argument('-removeExtensions', action='append',
|
||
|
|
default=[],
|
||
|
|
help='Specify an extension or extensions to remove from targets')
|
||
|
|
parser.add_argument('-emitExtensions', action='append',
|
||
|
|
default=[],
|
||
|
|
help='Specify an extension or extensions to emit in targets')
|
||
|
|
parser.add_argument('-feature', action='append',
|
||
|
|
default=[],
|
||
|
|
help='Specify a core API feature name or names to add to targets')
|
||
|
|
parser.add_argument('-debug', action='store_true',
|
||
|
|
help='Enable debugging')
|
||
|
|
parser.add_argument('-dump', action='store_true',
|
||
|
|
help='Enable dump to stderr')
|
||
|
|
parser.add_argument('-diagfile', action='store',
|
||
|
|
default=None,
|
||
|
|
help='Write diagnostics to specified file')
|
||
|
|
parser.add_argument('-errfile', action='store',
|
||
|
|
default=None,
|
||
|
|
help='Write errors and warnings to specified file instead of stderr')
|
||
|
|
parser.add_argument('-noprotect', dest='protect', action='store_false',
|
||
|
|
help='Disable inclusion protection in output headers')
|
||
|
|
parser.add_argument('-profile', action='store_true',
|
||
|
|
help='Enable profiling')
|
||
|
|
parser.add_argument('-registry', action='store',
|
||
|
|
default='vk.xml',
|
||
|
|
help='Use specified registry file instead of vk.xml')
|
||
|
|
parser.add_argument('-time', action='store_true',
|
||
|
|
help='Enable timing')
|
||
|
|
parser.add_argument('-validate', action='store_true',
|
||
|
|
help='Enable XML group validation')
|
||
|
|
parser.add_argument('-genpath', action='store', default='gen',
|
||
|
|
help='Path to generated files')
|
||
|
|
parser.add_argument('-o', action='store', dest='directory',
|
||
|
|
default='.',
|
||
|
|
help='Create target and related files in specified directory')
|
||
|
|
parser.add_argument('target', metavar='target', nargs='?',
|
||
|
|
help='Specify target')
|
||
|
|
parser.add_argument('-quiet', action='store_true', default=True,
|
||
|
|
help='Suppress script output during normal execution.')
|
||
|
|
parser.add_argument('-verbose', action='store_false', dest='quiet', default=True,
|
||
|
|
help='Enable script output during normal execution.')
|
||
|
|
|
||
|
|
args = parser.parse_args()
|
||
|
|
|
||
|
|
# This splits arguments which are space-separated lists
|
||
|
|
args.feature = [name for arg in args.feature for name in arg.split()]
|
||
|
|
args.extension = [name for arg in args.extension for name in arg.split()]
|
||
|
|
|
||
|
|
# create error/warning & diagnostic files
|
||
|
|
if args.errfile:
|
||
|
|
errWarn = open(args.errfile, 'w', encoding='utf-8')
|
||
|
|
else:
|
||
|
|
errWarn = sys.stderr
|
||
|
|
|
||
|
|
if args.diagfile:
|
||
|
|
diag = open(args.diagfile, 'w', encoding='utf-8')
|
||
|
|
else:
|
||
|
|
diag = None
|
||
|
|
|
||
|
|
# Create the API generator & generator options
|
||
|
|
(gen, options) = genTarget(args)
|
||
|
|
|
||
|
|
# Create the registry object with the specified generator and generator
|
||
|
|
# options. The options are set before XML loading as they may affect it.
|
||
|
|
reg = Registry(gen, options)
|
||
|
|
|
||
|
|
# Parse the specified registry XML into an ElementTree object
|
||
|
|
startTimer(args.time)
|
||
|
|
tree = etree.parse(args.registry)
|
||
|
|
endTimer(args.time, '* Time to make ElementTree =')
|
||
|
|
|
||
|
|
# Load the XML tree into the registry object
|
||
|
|
startTimer(args.time)
|
||
|
|
reg.loadElementTree(tree)
|
||
|
|
endTimer(args.time, '* Time to parse ElementTree =')
|
||
|
|
|
||
|
|
if args.validate:
|
||
|
|
reg.validateGroups()
|
||
|
|
|
||
|
|
if args.dump:
|
||
|
|
logDiag('* Dumping registry to regdump.txt')
|
||
|
|
reg.dumpReg(filehandle=open('regdump.txt', 'w', encoding='utf-8'))
|
||
|
|
|
||
|
|
# Finally, use the output generator to create the requested target
|
||
|
|
if args.debug:
|
||
|
|
pdb.run('reg.apiGen()')
|
||
|
|
else:
|
||
|
|
startTimer(args.time)
|
||
|
|
reg.apiGen()
|
||
|
|
endTimer(args.time, '* Time to generate ' + options.filename + ' =')
|
||
|
|
|
||
|
|
if not args.quiet:
|
||
|
|
logDiag('* Generated', options.filename)
|