Anders Blomdell / mbed-sdk-tools

Clone of official tools

toolchains/gcc.py@36:96847d42f010, 2017-06-22 (annotated)

Committer:
The Other Jimmy
Date:
Thu Jun 22 11:12:28 2017 -0500
Revision:
36:96847d42f010
Parent:
35:da9c89f8be7d
Child:
40:7d3fa6b99b2b
Tools release 5.5.1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
screamer 0:66f3b5499f7f 1 """
screamer 0:66f3b5499f7f 2 mbed SDK
screamer 0:66f3b5499f7f 3 Copyright (c) 2011-2013 ARM Limited
screamer 0:66f3b5499f7f 4
screamer 0:66f3b5499f7f 5 Licensed under the Apache License, Version 2.0 (the "License");
screamer 0:66f3b5499f7f 6 you may not use this file except in compliance with the License.
screamer 0:66f3b5499f7f 7 You may obtain a copy of the License at
screamer 0:66f3b5499f7f 8
screamer 0:66f3b5499f7f 9 http://www.apache.org/licenses/LICENSE-2.0
screamer 0:66f3b5499f7f 10
screamer 0:66f3b5499f7f 11 Unless required by applicable law or agreed to in writing, software
screamer 0:66f3b5499f7f 12 distributed under the License is distributed on an "AS IS" BASIS,
screamer 0:66f3b5499f7f 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
screamer 0:66f3b5499f7f 14 See the License for the specific language governing permissions and
screamer 0:66f3b5499f7f 15 limitations under the License.
screamer 0:66f3b5499f7f 16 """
screamer 0:66f3b5499f7f 17 import re
The Other Jimmy 36:96847d42f010 18 from os.path import join, basename, splitext, dirname, exists
The Other Jimmy 36:96847d42f010 19 from distutils.spawn import find_executable
screamer 0:66f3b5499f7f 20
screamer 20:835f6355470d 21 from tools.toolchains import mbedToolchain, TOOLCHAIN_PATHS
screamer 0:66f3b5499f7f 22 from tools.hooks import hook_tool
screamer 0:66f3b5499f7f 23
screamer 0:66f3b5499f7f 24 class GCC(mbedToolchain):
screamer 0:66f3b5499f7f 25 LINKER_EXT = '.ld'
screamer 0:66f3b5499f7f 26 LIBRARY_EXT = '.a'
screamer 0:66f3b5499f7f 27
screamer 0:66f3b5499f7f 28 STD_LIB_NAME = "lib%s.a"
The Other Jimmy 35:da9c89f8be7d 29 DIAGNOSTIC_PATTERN = re.compile('((?P<file>[^:]+):(?P<line>\d+):)(\d+:)? (?P<severity>warning|[eE]rror|fatal error): (?P<message>.+)')
screamer 21:4fdf0dd04f6f 30 INDEX_PATTERN = re.compile('(?P<col>\s*)\^')
screamer 0:66f3b5499f7f 31
The Other Jimmy 31:8ea194f6145b 32 def __init__(self, target, notify=None, macros=None,
The Other Jimmy 36:96847d42f010 33 silent=False, extra_verbose=False, build_profile=None,
The Other Jimmy 36:96847d42f010 34 build_dir=None):
The Other Jimmy 31:8ea194f6145b 35 mbedToolchain.__init__(self, target, notify, macros, silent,
The Other Jimmy 31:8ea194f6145b 36 extra_verbose=extra_verbose,
The Other Jimmy 36:96847d42f010 37 build_profile=build_profile, build_dir=build_dir)
screamer 13:ab47a20b66f0 38
The Other Jimmy 36:96847d42f010 39 tool_path=TOOLCHAIN_PATHS['GCC_ARM']
The Other Jimmy 31:8ea194f6145b 40 # Add flags for current size setting
The Other Jimmy 31:8ea194f6145b 41 default_lib = "std"
The Other Jimmy 31:8ea194f6145b 42 if hasattr(target, "default_lib"):
The Other Jimmy 31:8ea194f6145b 43 default_lib = target.default_lib
The Other Jimmy 31:8ea194f6145b 44 elif hasattr(target, "default_build"): # Legacy
The Other Jimmy 31:8ea194f6145b 45 default_lib = target.default_build
The Other Jimmy 31:8ea194f6145b 46
The Other Jimmy 31:8ea194f6145b 47 if default_lib == "small":
The Other Jimmy 31:8ea194f6145b 48 self.flags["common"].append("-DMBED_RTOS_SINGLE_THREAD")
The Other Jimmy 31:8ea194f6145b 49 self.flags["ld"].append("--specs=nano.specs")
screamer 0:66f3b5499f7f 50
screamer 0:66f3b5499f7f 51 if target.core == "Cortex-M0+":
screamer 0:66f3b5499f7f 52 cpu = "cortex-m0plus"
screamer 0:66f3b5499f7f 53 elif target.core == "Cortex-M4F":
screamer 0:66f3b5499f7f 54 cpu = "cortex-m4"
screamer 0:66f3b5499f7f 55 elif target.core == "Cortex-M7F":
screamer 0:66f3b5499f7f 56 cpu = "cortex-m7"
screamer 13:ab47a20b66f0 57 elif target.core == "Cortex-M7FD":
screamer 13:ab47a20b66f0 58 cpu = "cortex-m7"
screamer 0:66f3b5499f7f 59 else:
screamer 0:66f3b5499f7f 60 cpu = target.core.lower()
screamer 0:66f3b5499f7f 61
screamer 0:66f3b5499f7f 62 self.cpu = ["-mcpu=%s" % cpu]
The Other Jimmy 36:96847d42f010 63 if target.core.startswith("Cortex-M"):
screamer 0:66f3b5499f7f 64 self.cpu.append("-mthumb")
screamer 0:66f3b5499f7f 65
screamer 13:ab47a20b66f0 66 # FPU handling, M7 possibly to have double FPU
screamer 0:66f3b5499f7f 67 if target.core == "Cortex-M4F":
screamer 0:66f3b5499f7f 68 self.cpu.append("-mfpu=fpv4-sp-d16")
screamer 0:66f3b5499f7f 69 self.cpu.append("-mfloat-abi=softfp")
screamer 0:66f3b5499f7f 70 elif target.core == "Cortex-M7F":
screamer 13:ab47a20b66f0 71 self.cpu.append("-mfpu=fpv5-sp-d16")
screamer 13:ab47a20b66f0 72 self.cpu.append("-mfloat-abi=softfp")
screamer 13:ab47a20b66f0 73 elif target.core == "Cortex-M7FD":
screamer 0:66f3b5499f7f 74 self.cpu.append("-mfpu=fpv5-d16")
screamer 0:66f3b5499f7f 75 self.cpu.append("-mfloat-abi=softfp")
screamer 0:66f3b5499f7f 76
screamer 0:66f3b5499f7f 77 if target.core == "Cortex-A9":
screamer 0:66f3b5499f7f 78 self.cpu.append("-mthumb-interwork")
screamer 0:66f3b5499f7f 79 self.cpu.append("-marm")
screamer 0:66f3b5499f7f 80 self.cpu.append("-march=armv7-a")
screamer 0:66f3b5499f7f 81 self.cpu.append("-mfpu=vfpv3")
screamer 0:66f3b5499f7f 82 self.cpu.append("-mfloat-abi=hard")
screamer 0:66f3b5499f7f 83 self.cpu.append("-mno-unaligned-access")
screamer 0:66f3b5499f7f 84
screamer 13:ab47a20b66f0 85 self.flags["common"] += self.cpu
screamer 0:66f3b5499f7f 86
screamer 13:ab47a20b66f0 87 main_cc = join(tool_path, "arm-none-eabi-gcc")
screamer 13:ab47a20b66f0 88 main_cppc = join(tool_path, "arm-none-eabi-g++")
screamer 13:ab47a20b66f0 89 self.asm = [main_cc] + self.flags['asm'] + self.flags["common"]
screamer 21:4fdf0dd04f6f 90 self.cc = [main_cc]
screamer 21:4fdf0dd04f6f 91 self.cppc =[main_cppc]
screamer 13:ab47a20b66f0 92 self.cc += self.flags['c'] + self.flags['common']
screamer 13:ab47a20b66f0 93 self.cppc += self.flags['cxx'] + self.flags['common']
screamer 0:66f3b5499f7f 94
screamer 13:ab47a20b66f0 95 self.flags['ld'] += self.cpu
screamer 13:ab47a20b66f0 96 self.ld = [join(tool_path, "arm-none-eabi-gcc")] + self.flags['ld']
The Other Jimmy 36:96847d42f010 97 self.sys_libs = ["stdc++", "supc++", "m", "c", "gcc", "nosys"]
The Other Jimmy 36:96847d42f010 98 self.preproc = [join(tool_path, "arm-none-eabi-cpp"), "-E", "-P"]
screamer 0:66f3b5499f7f 99
screamer 0:66f3b5499f7f 100 self.ar = join(tool_path, "arm-none-eabi-ar")
screamer 0:66f3b5499f7f 101 self.elf2bin = join(tool_path, "arm-none-eabi-objcopy")
screamer 0:66f3b5499f7f 102
screamer 0:66f3b5499f7f 103 def parse_dependencies(self, dep_path):
screamer 0:66f3b5499f7f 104 dependencies = []
screamer 0:66f3b5499f7f 105 buff = open(dep_path).readlines()
screamer 0:66f3b5499f7f 106 buff[0] = re.sub('^(.*?)\: ', '', buff[0])
screamer 0:66f3b5499f7f 107 for line in buff:
screamer 0:66f3b5499f7f 108 file = line.replace('\\\n', '').strip()
screamer 0:66f3b5499f7f 109 if file:
screamer 0:66f3b5499f7f 110 # GCC might list more than one dependency on a single line, in this case
screamer 0:66f3b5499f7f 111 # the dependencies are separated by a space. However, a space might also
screamer 0:66f3b5499f7f 112 # indicate an actual space character in a dependency path, but in this case
screamer 0:66f3b5499f7f 113 # the space character is prefixed by a backslash.
screamer 0:66f3b5499f7f 114 # Temporary replace all '\ ' with a special char that is not used (\a in this
screamer 0:66f3b5499f7f 115 # case) to keep them from being interpreted by 'split' (they will be converted
screamer 0:66f3b5499f7f 116 # back later to a space char)
screamer 0:66f3b5499f7f 117 file = file.replace('\\ ', '\a')
screamer 0:66f3b5499f7f 118 if file.find(" ") == -1:
screamer 21:4fdf0dd04f6f 119 dependencies.append((self.CHROOT if self.CHROOT else '') + file.replace('\a', ' '))
screamer 0:66f3b5499f7f 120 else:
screamer 21:4fdf0dd04f6f 121 dependencies = dependencies + [(self.CHROOT if self.CHROOT else '') + f.replace('\a', ' ') for f in file.split(" ")]
screamer 0:66f3b5499f7f 122 return dependencies
screamer 0:66f3b5499f7f 123
screamer 0:66f3b5499f7f 124 def is_not_supported_error(self, output):
screamer 0:66f3b5499f7f 125 return "error: #error [NOT_SUPPORTED]" in output
screamer 0:66f3b5499f7f 126
screamer 0:66f3b5499f7f 127 def parse_output(self, output):
screamer 0:66f3b5499f7f 128 # The warning/error notification is multiline
screamer 21:4fdf0dd04f6f 129 msg = None
screamer 0:66f3b5499f7f 130 for line in output.splitlines():
The Other Jimmy 36:96847d42f010 131 match = self.DIAGNOSTIC_PATTERN.search(line)
screamer 13:ab47a20b66f0 132 if match is not None:
screamer 21:4fdf0dd04f6f 133 if msg is not None:
screamer 21:4fdf0dd04f6f 134 self.cc_info(msg)
The Other Jimmy 31:8ea194f6145b 135 msg = None
screamer 21:4fdf0dd04f6f 136 msg = {
screamer 21:4fdf0dd04f6f 137 'severity': match.group('severity').lower(),
screamer 21:4fdf0dd04f6f 138 'file': match.group('file'),
screamer 21:4fdf0dd04f6f 139 'line': match.group('line'),
screamer 21:4fdf0dd04f6f 140 'col': 0,
screamer 21:4fdf0dd04f6f 141 'message': match.group('message'),
screamer 21:4fdf0dd04f6f 142 'text': '',
screamer 21:4fdf0dd04f6f 143 'target_name': self.target.name,
screamer 21:4fdf0dd04f6f 144 'toolchain_name': self.name
screamer 21:4fdf0dd04f6f 145 }
screamer 21:4fdf0dd04f6f 146 elif msg is not None:
screamer 24:25bff2709c20 147 # Determine the warning/error column by calculating the ^ position
The Other Jimmy 36:96847d42f010 148 match = self.INDEX_PATTERN.match(line)
screamer 21:4fdf0dd04f6f 149 if match is not None:
screamer 21:4fdf0dd04f6f 150 msg['col'] = len(match.group('col'))
screamer 21:4fdf0dd04f6f 151 self.cc_info(msg)
screamer 21:4fdf0dd04f6f 152 msg = None
screamer 21:4fdf0dd04f6f 153 else:
screamer 21:4fdf0dd04f6f 154 msg['text'] += line+"\n"
screamer 0:66f3b5499f7f 155
The Other Jimmy 31:8ea194f6145b 156 if msg is not None:
The Other Jimmy 31:8ea194f6145b 157 self.cc_info(msg)
The Other Jimmy 31:8ea194f6145b 158
screamer 0:66f3b5499f7f 159 def get_dep_option(self, object):
screamer 0:66f3b5499f7f 160 base, _ = splitext(object)
screamer 0:66f3b5499f7f 161 dep_path = base + '.d'
screamer 0:66f3b5499f7f 162 return ["-MD", "-MF", dep_path]
screamer 0:66f3b5499f7f 163
screamer 13:ab47a20b66f0 164 def get_config_option(self, config_header):
screamer 13:ab47a20b66f0 165 return ['-include', config_header]
screamer 13:ab47a20b66f0 166
screamer 29:1210849dba19 167 def get_compile_options(self, defines, includes, for_asm=False):
screamer 21:4fdf0dd04f6f 168 opts = ['-D%s' % d for d in defines]
screamer 21:4fdf0dd04f6f 169 if self.RESPONSE_FILES:
screamer 21:4fdf0dd04f6f 170 opts += ['@%s' % self.get_inc_file(includes)]
screamer 21:4fdf0dd04f6f 171 else:
screamer 21:4fdf0dd04f6f 172 opts += ["-I%s" % i for i in includes]
screamer 21:4fdf0dd04f6f 173
screamer 29:1210849dba19 174 if not for_asm:
screamer 29:1210849dba19 175 config_header = self.get_config_header()
screamer 29:1210849dba19 176 if config_header is not None:
screamer 29:1210849dba19 177 opts = opts + self.get_config_option(config_header)
screamer 13:ab47a20b66f0 178 return opts
screamer 0:66f3b5499f7f 179
screamer 0:66f3b5499f7f 180 @hook_tool
screamer 0:66f3b5499f7f 181 def assemble(self, source, object, includes):
screamer 0:66f3b5499f7f 182 # Build assemble command
screamer 29:1210849dba19 183 cmd = self.asm + self.get_compile_options(self.get_symbols(True), includes) + ["-o", object, source]
screamer 0:66f3b5499f7f 184
screamer 0:66f3b5499f7f 185 # Call cmdline hook
screamer 0:66f3b5499f7f 186 cmd = self.hook.get_cmdline_assembler(cmd)
screamer 0:66f3b5499f7f 187
screamer 0:66f3b5499f7f 188 # Return command array, don't execute
screamer 0:66f3b5499f7f 189 return [cmd]
screamer 0:66f3b5499f7f 190
screamer 0:66f3b5499f7f 191 @hook_tool
screamer 0:66f3b5499f7f 192 def compile(self, cc, source, object, includes):
screamer 0:66f3b5499f7f 193 # Build compile command
screamer 0:66f3b5499f7f 194 cmd = cc + self.get_compile_options(self.get_symbols(), includes)
screamer 0:66f3b5499f7f 195
screamer 0:66f3b5499f7f 196 cmd.extend(self.get_dep_option(object))
screamer 0:66f3b5499f7f 197
screamer 0:66f3b5499f7f 198 cmd.extend(["-o", object, source])
screamer 13:ab47a20b66f0 199
screamer 0:66f3b5499f7f 200 # Call cmdline hook
screamer 0:66f3b5499f7f 201 cmd = self.hook.get_cmdline_compiler(cmd)
screamer 0:66f3b5499f7f 202
screamer 0:66f3b5499f7f 203 return [cmd]
screamer 0:66f3b5499f7f 204
screamer 0:66f3b5499f7f 205 def compile_c(self, source, object, includes):
screamer 0:66f3b5499f7f 206 return self.compile(self.cc, source, object, includes)
screamer 0:66f3b5499f7f 207
screamer 0:66f3b5499f7f 208 def compile_cpp(self, source, object, includes):
screamer 0:66f3b5499f7f 209 return self.compile(self.cppc, source, object, includes)
screamer 0:66f3b5499f7f 210
screamer 0:66f3b5499f7f 211 @hook_tool
screamer 0:66f3b5499f7f 212 def link(self, output, objects, libraries, lib_dirs, mem_map):
screamer 0:66f3b5499f7f 213 libs = []
screamer 0:66f3b5499f7f 214 for l in libraries:
screamer 0:66f3b5499f7f 215 name, _ = splitext(basename(l))
screamer 0:66f3b5499f7f 216 libs.append("-l%s" % name[3:])
screamer 0:66f3b5499f7f 217 libs.extend(["-l%s" % l for l in self.sys_libs])
screamer 0:66f3b5499f7f 218
The Other Jimmy 36:96847d42f010 219 # Preprocess
The Other Jimmy 36:96847d42f010 220 if mem_map:
The Other Jimmy 36:96847d42f010 221 preproc_output = join(dirname(output), ".link_script.ld")
The Other Jimmy 36:96847d42f010 222 cmd = (self.preproc + [mem_map] + self.ld[1:] +
The Other Jimmy 36:96847d42f010 223 [ "-o", preproc_output])
The Other Jimmy 36:96847d42f010 224 self.cc_verbose("Preproc: %s" % ' '.join(cmd))
The Other Jimmy 36:96847d42f010 225 self.default_cmd(cmd)
The Other Jimmy 36:96847d42f010 226 mem_map = preproc_output
The Other Jimmy 36:96847d42f010 227
screamer 0:66f3b5499f7f 228 # Build linker command
screamer 7:5af61d55adbe 229 map_file = splitext(output)[0] + ".map"
screamer 13:ab47a20b66f0 230 cmd = self.ld + ["-o", output, "-Wl,-Map=%s" % map_file] + objects + ["-Wl,--start-group"] + libs + ["-Wl,--end-group"]
screamer 0:66f3b5499f7f 231 if mem_map:
screamer 0:66f3b5499f7f 232 cmd.extend(['-T', mem_map])
screamer 13:ab47a20b66f0 233
screamer 0:66f3b5499f7f 234 for L in lib_dirs:
screamer 0:66f3b5499f7f 235 cmd.extend(['-L', L])
screamer 0:66f3b5499f7f 236 cmd.extend(libs)
screamer 0:66f3b5499f7f 237
screamer 0:66f3b5499f7f 238 # Call cmdline hook
screamer 0:66f3b5499f7f 239 cmd = self.hook.get_cmdline_linker(cmd)
screamer 0:66f3b5499f7f 240
screamer 21:4fdf0dd04f6f 241 if self.RESPONSE_FILES:
screamer 21:4fdf0dd04f6f 242 # Split link command to linker executable + response file
screamer 21:4fdf0dd04f6f 243 cmd_linker = cmd[0]
screamer 21:4fdf0dd04f6f 244 link_files = self.get_link_file(cmd[1:])
screamer 21:4fdf0dd04f6f 245 cmd = [cmd_linker, "@%s" % link_files]
screamer 0:66f3b5499f7f 246
screamer 0:66f3b5499f7f 247 # Exec command
screamer 21:4fdf0dd04f6f 248 self.cc_verbose("Link: %s" % ' '.join(cmd))
screamer 21:4fdf0dd04f6f 249 self.default_cmd(cmd)
screamer 0:66f3b5499f7f 250
screamer 0:66f3b5499f7f 251 @hook_tool
screamer 0:66f3b5499f7f 252 def archive(self, objects, lib_path):
screamer 21:4fdf0dd04f6f 253 if self.RESPONSE_FILES:
screamer 22:9e85236d8716 254 param = ["@%s" % self.get_arch_file(objects)]
screamer 21:4fdf0dd04f6f 255 else:
screamer 21:4fdf0dd04f6f 256 param = objects
screamer 0:66f3b5499f7f 257
screamer 0:66f3b5499f7f 258 # Exec command
screamer 21:4fdf0dd04f6f 259 self.default_cmd([self.ar, 'rcs', lib_path] + param)
screamer 0:66f3b5499f7f 260
screamer 0:66f3b5499f7f 261 @hook_tool
screamer 0:66f3b5499f7f 262 def binary(self, resources, elf, bin):
screamer 0:66f3b5499f7f 263 # Build binary command
The Other Jimmy 36:96847d42f010 264 _, fmt = splitext(bin)
The Other Jimmy 36:96847d42f010 265 bin_arg = {'.bin': 'binary', '.hex': 'ihex'}[fmt]
The Other Jimmy 36:96847d42f010 266 cmd = [self.elf2bin, "-O", bin_arg, elf, bin]
screamer 0:66f3b5499f7f 267
screamer 0:66f3b5499f7f 268 # Call cmdline hook
screamer 0:66f3b5499f7f 269 cmd = self.hook.get_cmdline_binary(cmd)
screamer 0:66f3b5499f7f 270
screamer 0:66f3b5499f7f 271 # Exec command
screamer 21:4fdf0dd04f6f 272 self.cc_verbose("FromELF: %s" % ' '.join(cmd))
screamer 0:66f3b5499f7f 273 self.default_cmd(cmd)
screamer 0:66f3b5499f7f 274
The Other Jimmy 36:96847d42f010 275 @staticmethod
The Other Jimmy 36:96847d42f010 276 def name_mangle(name):
The Other Jimmy 36:96847d42f010 277 return "_Z%i%sv" % (len(name), name)
screamer 0:66f3b5499f7f 278
The Other Jimmy 36:96847d42f010 279 @staticmethod
The Other Jimmy 36:96847d42f010 280 def make_ld_define(name, value):
The Other Jimmy 36:96847d42f010 281 return "-D%s=0x%x" % (name, value)
The Other Jimmy 36:96847d42f010 282
The Other Jimmy 36:96847d42f010 283 @staticmethod
The Other Jimmy 36:96847d42f010 284 def redirect_symbol(source, sync, build_dir):
The Other Jimmy 36:96847d42f010 285 return "-Wl,--defsym=%s=%s" % (source, sync)
The Other Jimmy 36:96847d42f010 286
The Other Jimmy 31:8ea194f6145b 287 @staticmethod
The Other Jimmy 31:8ea194f6145b 288 def check_executable():
The Other Jimmy 31:8ea194f6145b 289 """Returns True if the executable (arm-none-eabi-gcc) location
The Other Jimmy 31:8ea194f6145b 290 specified by the user exists OR the executable can be found on the PATH.
The Other Jimmy 31:8ea194f6145b 291 Returns False otherwise."""
The Other Jimmy 36:96847d42f010 292 if not TOOLCHAIN_PATHS['GCC_ARM'] or not exists(TOOLCHAIN_PATHS['GCC_ARM']):
The Other Jimmy 36:96847d42f010 293 if find_executable('arm-none-eabi-gcc'):
The Other Jimmy 36:96847d42f010 294 TOOLCHAIN_PATHS['GCC_ARM'] = ''
The Other Jimmy 36:96847d42f010 295 return True
The Other Jimmy 36:96847d42f010 296 else:
The Other Jimmy 36:96847d42f010 297 return False
The Other Jimmy 36:96847d42f010 298 else:
The Other Jimmy 36:96847d42f010 299 exec_name = join(TOOLCHAIN_PATHS['GCC_ARM'], 'arm-none-eabi-gcc')
The Other Jimmy 36:96847d42f010 300 return exists(exec_name) or exists(exec_name + '.exe')
screamer 0:66f3b5499f7f 301
The Other Jimmy 36:96847d42f010 302 class GCC_ARM(GCC):
The Other Jimmy 36:96847d42f010 303 pass