Chia-I Wu | fb2559d | 2014-08-01 11:19:52 +0800 | [diff] [blame] | 1 | #!/usr/bin/env python3 |
| 2 | |
| 3 | import sys |
| 4 | |
| 5 | import xgl |
| 6 | |
| 7 | class Subcommand(object): |
| 8 | def __init__(self, argv): |
| 9 | self.argv = argv |
| 10 | self.protos = () |
| 11 | |
| 12 | def run(self): |
| 13 | self.protos = xgl.core |
| 14 | print(self.generate()) |
| 15 | |
| 16 | def generate(self): |
| 17 | copyright = self.generate_copyright() |
| 18 | header = self.generate_header() |
| 19 | body = self.generate_body() |
| 20 | footer = self.generate_footer() |
| 21 | |
| 22 | contents = [] |
| 23 | if copyright: |
| 24 | contents.append(copyright) |
| 25 | if header: |
| 26 | contents.append(header) |
| 27 | if body: |
| 28 | contents.append(body) |
| 29 | if footer: |
| 30 | contents.append(footer) |
| 31 | |
| 32 | return "\n\n".join(contents) |
| 33 | |
| 34 | def generate_copyright(self): |
| 35 | return """/* THIS FILE IS GENERATED. DO NOT EDIT. */ |
| 36 | |
| 37 | /* |
| 38 | * XGL |
| 39 | * |
| 40 | * Copyright (C) 2014 LunarG, Inc. |
| 41 | * |
| 42 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 43 | * copy of this software and associated documentation files (the "Software"), |
| 44 | * to deal in the Software without restriction, including without limitation |
| 45 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 46 | * and/or sell copies of the Software, and to permit persons to whom the |
| 47 | * Software is furnished to do so, subject to the following conditions: |
| 48 | * |
| 49 | * The above copyright notice and this permission notice shall be included |
| 50 | * in all copies or substantial portions of the Software. |
| 51 | * |
| 52 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 53 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 54 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 55 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 56 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 57 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 58 | * DEALINGS IN THE SOFTWARE. |
| 59 | */""" |
| 60 | |
| 61 | def generate_header(self): |
| 62 | pass |
| 63 | |
| 64 | def generate_body(self): |
| 65 | pass |
| 66 | |
| 67 | def generate_footer(self): |
| 68 | pass |
| 69 | |
Chia-I Wu | fb2559d | 2014-08-01 11:19:52 +0800 | [diff] [blame] | 70 | def _generate_icd_dispatch_table(self): |
| 71 | proto_map = {} |
| 72 | for proto in self.protos: |
| 73 | proto_map[proto.name] = proto |
| 74 | |
| 75 | entries = [] |
| 76 | for name in xgl.icd_dispatch_table: |
| 77 | proto = proto_map[name] |
| 78 | entries.append(proto.c_typedef(attr="XGLAPI")) |
| 79 | |
| 80 | return """struct icd_dispatch_table { |
| 81 | %s; |
| 82 | };""" % ";\n ".join(entries) |
| 83 | |
Chia-I Wu | 1930060 | 2014-08-04 08:03:57 +0800 | [diff] [blame] | 84 | def _generate_icd_dispatch_entrypoints(self, qual=""): |
| 85 | if qual: |
| 86 | qual += " " |
| 87 | |
Chia-I Wu | dac3e49 | 2014-08-02 23:49:43 +0800 | [diff] [blame] | 88 | funcs = [] |
| 89 | for proto in self.protos: |
| 90 | if not xgl.is_dispatchable(proto): |
| 91 | continue |
| 92 | |
| 93 | decl = proto.c_func(prefix="xgl", attr="XGLAPI") |
| 94 | stmt = "(*disp)->%s" % proto.c_call() |
| 95 | if proto.ret != "XGL_VOID": |
| 96 | stmt = "return " + stmt |
| 97 | |
Chia-I Wu | 1930060 | 2014-08-04 08:03:57 +0800 | [diff] [blame] | 98 | funcs.append("%s%s\n" |
Chia-I Wu | dac3e49 | 2014-08-02 23:49:43 +0800 | [diff] [blame] | 99 | "{\n" |
| 100 | " const struct icd_dispatch_table * const *disp =\n" |
| 101 | " (const struct icd_dispatch_table * const *) %s;\n" |
| 102 | " %s;\n" |
Chia-I Wu | 1930060 | 2014-08-04 08:03:57 +0800 | [diff] [blame] | 103 | "}" % (qual, decl, proto.params[0].name, stmt)) |
Chia-I Wu | dac3e49 | 2014-08-02 23:49:43 +0800 | [diff] [blame] | 104 | |
| 105 | return "\n\n".join(funcs) |
| 106 | |
Chia-I Wu | 1e12226 | 2014-08-01 11:58:32 +0800 | [diff] [blame] | 107 | class LoaderSubcommand(Subcommand): |
Chia-I Wu | 1e12226 | 2014-08-01 11:58:32 +0800 | [diff] [blame] | 108 | def generate_header(self): |
Chia-I Wu | 1930060 | 2014-08-04 08:03:57 +0800 | [diff] [blame] | 109 | return "#include \"loader.h\"" |
Chia-I Wu | 1e12226 | 2014-08-01 11:58:32 +0800 | [diff] [blame] | 110 | |
Chia-I Wu | fb2559d | 2014-08-01 11:19:52 +0800 | [diff] [blame] | 111 | def generate_body(self): |
| 112 | body = [self._generate_icd_dispatch_table(), |
Chia-I Wu | 1930060 | 2014-08-04 08:03:57 +0800 | [diff] [blame] | 113 | self._generate_icd_dispatch_entrypoints("LOADER_EXPORT")] |
Chia-I Wu | fb2559d | 2014-08-01 11:19:52 +0800 | [diff] [blame] | 114 | |
| 115 | return "\n\n".join(body) |
| 116 | |
Chia-I Wu | 03537f7 | 2014-08-03 09:55:18 +0800 | [diff] [blame] | 117 | class IcdDispatchTableSubcommand(Subcommand): |
| 118 | def generate_header(self): |
| 119 | return "\n".join([ |
| 120 | "#include <xgl.h>", |
| 121 | "#include <xglDbg.h>"]) |
| 122 | |
| 123 | def generate_body(self): |
| 124 | return self._generate_icd_dispatch_table() |
| 125 | |
| 126 | class IcdDispatchTableSubcommand(Subcommand): |
| 127 | def generate_header(self): |
| 128 | return "\n".join([ |
| 129 | "#include <xgl.h>", |
| 130 | "#include <xglDbg.h>"]) |
| 131 | |
| 132 | def generate_body(self): |
| 133 | return self._generate_icd_dispatch_table() |
| 134 | |
| 135 | class IcdDispatchEntrypointsSubcommand(Subcommand): |
Chia-I Wu | 03537f7 | 2014-08-03 09:55:18 +0800 | [diff] [blame] | 136 | def generate_header(self): |
Chia-I Wu | 1930060 | 2014-08-04 08:03:57 +0800 | [diff] [blame] | 137 | return "#include \"icd.h\"" |
Chia-I Wu | 03537f7 | 2014-08-03 09:55:18 +0800 | [diff] [blame] | 138 | |
| 139 | def generate_body(self): |
Chia-I Wu | 1930060 | 2014-08-04 08:03:57 +0800 | [diff] [blame] | 140 | return self._generate_icd_dispatch_entrypoints("ICD_EXPORT") |
Chia-I Wu | 03537f7 | 2014-08-03 09:55:18 +0800 | [diff] [blame] | 141 | |
Chia-I Wu | df3c432 | 2014-08-04 10:08:08 +0800 | [diff] [blame] | 142 | class IcdDispatchDummyImplSubcommand(Subcommand): |
| 143 | def run(self): |
| 144 | if len(self.argv) != 1: |
| 145 | print("IcdDispatchDummyImplSubcommand: <prefix> unspecified") |
| 146 | return |
| 147 | |
| 148 | self.prefix = self.argv[0] |
| 149 | |
| 150 | super().run() |
| 151 | |
| 152 | def generate_header(self): |
| 153 | return "#include \"icd.h\"" |
| 154 | |
| 155 | def _generate_stub_decl(self, proto): |
| 156 | plist = [] |
| 157 | for param in proto.params: |
| 158 | idx = param.ty.find("[") |
| 159 | if idx < 0: |
| 160 | idx = len(param.ty) |
| 161 | |
| 162 | pad = 44 - idx |
| 163 | if pad <= 0: |
| 164 | pad = 1 |
| 165 | |
| 166 | plist.append(" %s%s%s%s" % (param.ty[:idx], |
| 167 | " " * pad, param.name, param.ty[idx:])) |
| 168 | |
| 169 | return "%s XGLAPI %s%s(\n%s)" % (proto.ret, self.prefix, |
| 170 | proto.name, ",\n".join(plist)) |
| 171 | |
| 172 | def _generate_stubs(self): |
| 173 | stubs = [] |
| 174 | for proto in self.protos: |
| 175 | if not xgl.is_dispatchable(proto): |
| 176 | continue |
| 177 | |
| 178 | decl = self._generate_stub_decl(proto) |
| 179 | if proto.ret != "XGL_VOID": |
| 180 | stmt = " return XGL_ERROR_UNAVAILABLE;\n" |
| 181 | else: |
| 182 | stmt = "" |
| 183 | |
| 184 | stubs.append("static %s\n{\n%s}" % (decl, stmt)) |
| 185 | |
| 186 | return "\n\n".join(stubs) |
| 187 | |
| 188 | |
| 189 | def _generate_tables(self): |
| 190 | initializer = [] |
| 191 | for proto in self.protos: |
| 192 | prefix = self.prefix if xgl.is_dispatchable(proto) else "xgl" |
| 193 | initializer.append(".%s = %s%s" % |
| 194 | (proto.name, prefix, proto.name)) |
| 195 | |
| 196 | return """const struct icd_dispatch_table %s_normal_dispatch_table = { |
| 197 | %s, |
| 198 | }; |
| 199 | |
| 200 | const struct icd_dispatch_table %s_debug_dispatch_table = { |
| 201 | %s, |
| 202 | };""" % (self.prefix, ",\n ".join(initializer), |
| 203 | self.prefix, ",\n ".join(initializer)) |
| 204 | |
| 205 | def generate_body(self): |
| 206 | body = [self._generate_stubs(), |
| 207 | self._generate_tables()] |
| 208 | |
| 209 | return "\n\n".join(body) |
| 210 | |
Chia-I Wu | fb2559d | 2014-08-01 11:19:52 +0800 | [diff] [blame] | 211 | def main(): |
| 212 | subcommands = { |
Chia-I Wu | fb2559d | 2014-08-01 11:19:52 +0800 | [diff] [blame] | 213 | "loader": LoaderSubcommand, |
Chia-I Wu | 03537f7 | 2014-08-03 09:55:18 +0800 | [diff] [blame] | 214 | "icd-dispatch-table": IcdDispatchTableSubcommand, |
| 215 | "icd-dispatch-entrypoints": IcdDispatchEntrypointsSubcommand, |
Chia-I Wu | df3c432 | 2014-08-04 10:08:08 +0800 | [diff] [blame] | 216 | "icd-dispatch-dummy-impl": IcdDispatchDummyImplSubcommand, |
Chia-I Wu | fb2559d | 2014-08-01 11:19:52 +0800 | [diff] [blame] | 217 | } |
| 218 | |
| 219 | if len(sys.argv) < 2 or sys.argv[1] not in subcommands: |
| 220 | print("Usage: %s <subcommand> [options]" % sys.argv[0]) |
| 221 | print |
| 222 | print("Available sucommands are: %s" % " ".join(subcommands)) |
| 223 | exit(1) |
| 224 | |
| 225 | subcmd = subcommands[sys.argv[1]](sys.argv[2:]) |
| 226 | subcmd.run() |
| 227 | |
| 228 | if __name__ == "__main__": |
| 229 | main() |