Anders Blomdell / mbed-sdk-tools

Clone of official tools

toolchains/gcc.py@0:66f3b5499f7f, 2016-05-19 (annotated)

Committer:
screamer
Date:
Thu May 19 19:44:41 2016 +0100
Revision:
0:66f3b5499f7f
Child:
2:07730b0f452c
Initial revision

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
screamer 0:66f3b5499f7f 18 from os.path import join, basename, splitext, dirname, exists
screamer 0:66f3b5499f7f 19
screamer 0:66f3b5499f7f 20 from tools.toolchains import mbedToolchain
screamer 0:66f3b5499f7f 21 from tools.settings import GCC_ARM_PATH, GCC_CR_PATH
screamer 0:66f3b5499f7f 22 from tools.settings import GOANNA_PATH
screamer 0:66f3b5499f7f 23 from tools.hooks import hook_tool
screamer 0:66f3b5499f7f 24
screamer 0:66f3b5499f7f 25 class GCC(mbedToolchain):
screamer 0:66f3b5499f7f 26 LINKER_EXT = '.ld'
screamer 0:66f3b5499f7f 27 LIBRARY_EXT = '.a'
screamer 0:66f3b5499f7f 28
screamer 0:66f3b5499f7f 29 STD_LIB_NAME = "lib%s.a"
screamer 0:66f3b5499f7f 30 CIRCULAR_DEPENDENCIES = True
screamer 0:66f3b5499f7f 31 DIAGNOSTIC_PATTERN = re.compile('((?P<line>\d+):)(\d+:)? (?P<severity>warning|error): (?P<message>.+)')
screamer 0:66f3b5499f7f 32
screamer 0:66f3b5499f7f 33 def __init__(self, target, options=None, notify=None, macros=None, silent=False, tool_path="", extra_verbose=False):
screamer 0:66f3b5499f7f 34 mbedToolchain.__init__(self, target, options, notify, macros, silent, extra_verbose=extra_verbose)
screamer 0:66f3b5499f7f 35
screamer 0:66f3b5499f7f 36 if target.core == "Cortex-M0+":
screamer 0:66f3b5499f7f 37 cpu = "cortex-m0plus"
screamer 0:66f3b5499f7f 38 elif target.core == "Cortex-M4F":
screamer 0:66f3b5499f7f 39 cpu = "cortex-m4"
screamer 0:66f3b5499f7f 40 elif target.core == "Cortex-M7F":
screamer 0:66f3b5499f7f 41 cpu = "cortex-m7"
screamer 0:66f3b5499f7f 42 else:
screamer 0:66f3b5499f7f 43 cpu = target.core.lower()
screamer 0:66f3b5499f7f 44
screamer 0:66f3b5499f7f 45 self.cpu = ["-mcpu=%s" % cpu]
screamer 0:66f3b5499f7f 46 if target.core.startswith("Cortex"):
screamer 0:66f3b5499f7f 47 self.cpu.append("-mthumb")
screamer 0:66f3b5499f7f 48
screamer 0:66f3b5499f7f 49 if target.core == "Cortex-M4F":
screamer 0:66f3b5499f7f 50 self.cpu.append("-mfpu=fpv4-sp-d16")
screamer 0:66f3b5499f7f 51 self.cpu.append("-mfloat-abi=softfp")
screamer 0:66f3b5499f7f 52 elif target.core == "Cortex-M7F":
screamer 0:66f3b5499f7f 53 self.cpu.append("-mfpu=fpv5-d16")
screamer 0:66f3b5499f7f 54 self.cpu.append("-mfloat-abi=softfp")
screamer 0:66f3b5499f7f 55
screamer 0:66f3b5499f7f 56 if target.core == "Cortex-A9":
screamer 0:66f3b5499f7f 57 self.cpu.append("-mthumb-interwork")
screamer 0:66f3b5499f7f 58 self.cpu.append("-marm")
screamer 0:66f3b5499f7f 59 self.cpu.append("-march=armv7-a")
screamer 0:66f3b5499f7f 60 self.cpu.append("-mfpu=vfpv3")
screamer 0:66f3b5499f7f 61 self.cpu.append("-mfloat-abi=hard")
screamer 0:66f3b5499f7f 62 self.cpu.append("-mno-unaligned-access")
screamer 0:66f3b5499f7f 63
screamer 0:66f3b5499f7f 64
screamer 0:66f3b5499f7f 65 # Note: We are using "-O2" instead of "-Os" to avoid this known GCC bug:
screamer 0:66f3b5499f7f 66 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46762
screamer 0:66f3b5499f7f 67 common_flags = ["-c", "-Wall", "-Wextra",
screamer 0:66f3b5499f7f 68 "-Wno-unused-parameter", "-Wno-missing-field-initializers",
screamer 0:66f3b5499f7f 69 "-fmessage-length=0", "-fno-exceptions", "-fno-builtin",
screamer 0:66f3b5499f7f 70 "-ffunction-sections", "-fdata-sections",
screamer 0:66f3b5499f7f 71 "-fno-delete-null-pointer-checks", "-fomit-frame-pointer"
screamer 0:66f3b5499f7f 72 ] + self.cpu
screamer 0:66f3b5499f7f 73
screamer 0:66f3b5499f7f 74 if "save-asm" in self.options:
screamer 0:66f3b5499f7f 75 common_flags.append("-save-temps")
screamer 0:66f3b5499f7f 76
screamer 0:66f3b5499f7f 77 if "debug-info" in self.options:
screamer 0:66f3b5499f7f 78 common_flags.append("-O0")
screamer 0:66f3b5499f7f 79 else:
screamer 0:66f3b5499f7f 80 common_flags.append("-O2")
screamer 0:66f3b5499f7f 81 # add debug symbols for all builds
screamer 0:66f3b5499f7f 82 common_flags.append("-g")
screamer 0:66f3b5499f7f 83
screamer 0:66f3b5499f7f 84 main_cc = join(tool_path, "arm-none-eabi-gcc")
screamer 0:66f3b5499f7f 85 main_cppc = join(tool_path, "arm-none-eabi-g++")
screamer 0:66f3b5499f7f 86 self.asm = [main_cc, "-x", "assembler-with-cpp"] + common_flags
screamer 0:66f3b5499f7f 87 if not "analyze" in self.options:
screamer 0:66f3b5499f7f 88 self.cc = [main_cc, "-std=gnu99"] + common_flags
screamer 0:66f3b5499f7f 89 self.cppc =[main_cppc, "-std=gnu++98", "-fno-rtti"] + common_flags
screamer 0:66f3b5499f7f 90 else:
screamer 0:66f3b5499f7f 91 self.cc = [join(GOANNA_PATH, "goannacc"), "--with-cc=" + main_cc.replace('\\', '/'), "-std=gnu99", "--dialect=gnu", '--output-format="%s"' % self.GOANNA_FORMAT] + common_flags
screamer 0:66f3b5499f7f 92 self.cppc= [join(GOANNA_PATH, "goannac++"), "--with-cxx=" + main_cppc.replace('\\', '/'), "-std=gnu++98", "-fno-rtti", "--dialect=gnu", '--output-format="%s"' % self.GOANNA_FORMAT] + common_flags
screamer 0:66f3b5499f7f 93
screamer 0:66f3b5499f7f 94 self.ld = [join(tool_path, "arm-none-eabi-gcc"), "-Wl,--gc-sections", "-Wl,--wrap,main"] + self.cpu
screamer 0:66f3b5499f7f 95 self.sys_libs = ["stdc++", "supc++", "m", "c", "gcc"]
screamer 0:66f3b5499f7f 96
screamer 0:66f3b5499f7f 97 self.ar = join(tool_path, "arm-none-eabi-ar")
screamer 0:66f3b5499f7f 98 self.elf2bin = join(tool_path, "arm-none-eabi-objcopy")
screamer 0:66f3b5499f7f 99
screamer 0:66f3b5499f7f 100 def parse_dependencies(self, dep_path):
screamer 0:66f3b5499f7f 101 dependencies = []
screamer 0:66f3b5499f7f 102 buff = open(dep_path).readlines()
screamer 0:66f3b5499f7f 103 buff[0] = re.sub('^(.*?)\: ', '', buff[0])
screamer 0:66f3b5499f7f 104 for line in buff:
screamer 0:66f3b5499f7f 105 file = line.replace('\\\n', '').strip()
screamer 0:66f3b5499f7f 106 if file:
screamer 0:66f3b5499f7f 107 # GCC might list more than one dependency on a single line, in this case
screamer 0:66f3b5499f7f 108 # the dependencies are separated by a space. However, a space might also
screamer 0:66f3b5499f7f 109 # indicate an actual space character in a dependency path, but in this case
screamer 0:66f3b5499f7f 110 # the space character is prefixed by a backslash.
screamer 0:66f3b5499f7f 111 # Temporary replace all '\ ' with a special char that is not used (\a in this
screamer 0:66f3b5499f7f 112 # case) to keep them from being interpreted by 'split' (they will be converted
screamer 0:66f3b5499f7f 113 # back later to a space char)
screamer 0:66f3b5499f7f 114 file = file.replace('\\ ', '\a')
screamer 0:66f3b5499f7f 115 if file.find(" ") == -1:
screamer 0:66f3b5499f7f 116 dependencies.append(file.replace('\a', ' '))
screamer 0:66f3b5499f7f 117 else:
screamer 0:66f3b5499f7f 118 dependencies = dependencies + [f.replace('\a', ' ') for f in file.split(" ")]
screamer 0:66f3b5499f7f 119 return dependencies
screamer 0:66f3b5499f7f 120
screamer 0:66f3b5499f7f 121 def is_not_supported_error(self, output):
screamer 0:66f3b5499f7f 122 return "error: #error [NOT_SUPPORTED]" in output
screamer 0:66f3b5499f7f 123
screamer 0:66f3b5499f7f 124 def parse_output(self, output):
screamer 0:66f3b5499f7f 125 # The warning/error notification is multiline
screamer 0:66f3b5499f7f 126 WHERE, WHAT = 0, 1
screamer 0:66f3b5499f7f 127 state, file, message = WHERE, None, None
screamer 0:66f3b5499f7f 128 for line in output.splitlines():
screamer 0:66f3b5499f7f 129 match = self.goanna_parse_line(line)
screamer 0:66f3b5499f7f 130 if match is not None:
screamer 0:66f3b5499f7f 131 self.cc_info(
screamer 0:66f3b5499f7f 132 match.group('severity').lower(),
screamer 0:66f3b5499f7f 133 match.group('file'),
screamer 0:66f3b5499f7f 134 match.group('line'),
screamer 0:66f3b5499f7f 135 match.group('message'),
screamer 0:66f3b5499f7f 136 target_name=self.target.name,
screamer 0:66f3b5499f7f 137 toolchain_name=self.name
screamer 0:66f3b5499f7f 138 )
screamer 0:66f3b5499f7f 139 continue
screamer 0:66f3b5499f7f 140
screamer 0:66f3b5499f7f 141 # Each line should start with the file information: "filepath: ..."
screamer 0:66f3b5499f7f 142 # i should point past the file path ^
screamer 0:66f3b5499f7f 143 # avoid the first column in Windows (C:\)
screamer 0:66f3b5499f7f 144 i = line.find(':', 2)
screamer 0:66f3b5499f7f 145 if i == -1: continue
screamer 0:66f3b5499f7f 146
screamer 0:66f3b5499f7f 147 if state == WHERE:
screamer 0:66f3b5499f7f 148 file = line[:i]
screamer 0:66f3b5499f7f 149 message = line[i+1:].strip() + ' '
screamer 0:66f3b5499f7f 150 state = WHAT
screamer 0:66f3b5499f7f 151
screamer 0:66f3b5499f7f 152 elif state == WHAT:
screamer 0:66f3b5499f7f 153 match = GCC.DIAGNOSTIC_PATTERN.match(line[i+1:])
screamer 0:66f3b5499f7f 154 if match is None:
screamer 0:66f3b5499f7f 155 state = WHERE
screamer 0:66f3b5499f7f 156 continue
screamer 0:66f3b5499f7f 157
screamer 0:66f3b5499f7f 158 self.cc_info(
screamer 0:66f3b5499f7f 159 match.group('severity'),
screamer 0:66f3b5499f7f 160 file, match.group('line'),
screamer 0:66f3b5499f7f 161 message + match.group('message')
screamer 0:66f3b5499f7f 162 )
screamer 0:66f3b5499f7f 163
screamer 0:66f3b5499f7f 164 def get_dep_option(self, object):
screamer 0:66f3b5499f7f 165 base, _ = splitext(object)
screamer 0:66f3b5499f7f 166 dep_path = base + '.d'
screamer 0:66f3b5499f7f 167 return ["-MD", "-MF", dep_path]
screamer 0:66f3b5499f7f 168
screamer 0:66f3b5499f7f 169 def get_compile_options(self, defines, includes):
screamer 0:66f3b5499f7f 170 return ['-D%s' % d for d in defines] + ['@%s' % self.get_inc_file(includes)]
screamer 0:66f3b5499f7f 171
screamer 0:66f3b5499f7f 172 @hook_tool
screamer 0:66f3b5499f7f 173 def assemble(self, source, object, includes):
screamer 0:66f3b5499f7f 174 # Build assemble command
screamer 0:66f3b5499f7f 175 cmd = self.asm + self.get_compile_options(self.get_symbols(), includes) + ["-o", object, source]
screamer 0:66f3b5499f7f 176
screamer 0:66f3b5499f7f 177 # Call cmdline hook
screamer 0:66f3b5499f7f 178 cmd = self.hook.get_cmdline_assembler(cmd)
screamer 0:66f3b5499f7f 179
screamer 0:66f3b5499f7f 180 # Return command array, don't execute
screamer 0:66f3b5499f7f 181 return [cmd]
screamer 0:66f3b5499f7f 182
screamer 0:66f3b5499f7f 183 @hook_tool
screamer 0:66f3b5499f7f 184 def compile(self, cc, source, object, includes):
screamer 0:66f3b5499f7f 185 # Build compile command
screamer 0:66f3b5499f7f 186 cmd = cc + self.get_compile_options(self.get_symbols(), includes)
screamer 0:66f3b5499f7f 187
screamer 0:66f3b5499f7f 188 cmd.extend(self.get_dep_option(object))
screamer 0:66f3b5499f7f 189
screamer 0:66f3b5499f7f 190 cmd.extend(["-o", object, source])
screamer 0:66f3b5499f7f 191
screamer 0:66f3b5499f7f 192 # Call cmdline hook
screamer 0:66f3b5499f7f 193 cmd = self.hook.get_cmdline_compiler(cmd)
screamer 0:66f3b5499f7f 194
screamer 0:66f3b5499f7f 195 return [cmd]
screamer 0:66f3b5499f7f 196
screamer 0:66f3b5499f7f 197 def compile_c(self, source, object, includes):
screamer 0:66f3b5499f7f 198 return self.compile(self.cc, source, object, includes)
screamer 0:66f3b5499f7f 199
screamer 0:66f3b5499f7f 200 def compile_cpp(self, source, object, includes):
screamer 0:66f3b5499f7f 201 return self.compile(self.cppc, source, object, includes)
screamer 0:66f3b5499f7f 202
screamer 0:66f3b5499f7f 203 @hook_tool
screamer 0:66f3b5499f7f 204 def link(self, output, objects, libraries, lib_dirs, mem_map):
screamer 0:66f3b5499f7f 205 libs = []
screamer 0:66f3b5499f7f 206 for l in libraries:
screamer 0:66f3b5499f7f 207 name, _ = splitext(basename(l))
screamer 0:66f3b5499f7f 208 libs.append("-l%s" % name[3:])
screamer 0:66f3b5499f7f 209 libs.extend(["-l%s" % l for l in self.sys_libs])
screamer 0:66f3b5499f7f 210
screamer 0:66f3b5499f7f 211 # NOTE: There is a circular dependency between the mbed library and the clib
screamer 0:66f3b5499f7f 212 # We could define a set of week symbols to satisfy the clib dependencies in "sys.o",
screamer 0:66f3b5499f7f 213 # but if an application uses only clib symbols and not mbed symbols, then the final
screamer 0:66f3b5499f7f 214 # image is not correctly retargeted
screamer 0:66f3b5499f7f 215 if self.CIRCULAR_DEPENDENCIES:
screamer 0:66f3b5499f7f 216 libs.extend(libs)
screamer 0:66f3b5499f7f 217
screamer 0:66f3b5499f7f 218 # Build linker command
screamer 0:66f3b5499f7f 219 cmd = self.ld + ["-o", output] + objects
screamer 0:66f3b5499f7f 220
screamer 0:66f3b5499f7f 221 if mem_map:
screamer 0:66f3b5499f7f 222 cmd.extend(['-T', mem_map])
screamer 0:66f3b5499f7f 223
screamer 0:66f3b5499f7f 224 for L in lib_dirs:
screamer 0:66f3b5499f7f 225 cmd.extend(['-L', L])
screamer 0:66f3b5499f7f 226 cmd.extend(libs)
screamer 0:66f3b5499f7f 227
screamer 0:66f3b5499f7f 228 # Call cmdline hook
screamer 0:66f3b5499f7f 229 cmd = self.hook.get_cmdline_linker(cmd)
screamer 0:66f3b5499f7f 230
screamer 0:66f3b5499f7f 231 # Split link command to linker executable + response file
screamer 0:66f3b5499f7f 232 link_files = join(dirname(output), ".link_files.txt")
screamer 0:66f3b5499f7f 233 with open(link_files, "wb") as f:
screamer 0:66f3b5499f7f 234 cmd_linker = cmd[0]
screamer 0:66f3b5499f7f 235 cmd_list = []
screamer 0:66f3b5499f7f 236 for c in cmd[1:]:
screamer 0:66f3b5499f7f 237 if c:
screamer 0:66f3b5499f7f 238 cmd_list.append(('"%s"' % c) if not c.startswith('-') else c)
screamer 0:66f3b5499f7f 239 string = " ".join(cmd_list).replace("\\", "/")
screamer 0:66f3b5499f7f 240 f.write(string)
screamer 0:66f3b5499f7f 241
screamer 0:66f3b5499f7f 242 # Exec command
screamer 0:66f3b5499f7f 243 self.default_cmd([cmd_linker, "@%s" % link_files])
screamer 0:66f3b5499f7f 244
screamer 0:66f3b5499f7f 245 @hook_tool
screamer 0:66f3b5499f7f 246 def archive(self, objects, lib_path):
screamer 0:66f3b5499f7f 247 archive_files = join(dirname(lib_path), ".archive_files.txt")
screamer 0:66f3b5499f7f 248 with open(archive_files, "wb") as f:
screamer 0:66f3b5499f7f 249 o_list = []
screamer 0:66f3b5499f7f 250 for o in objects:
screamer 0:66f3b5499f7f 251 o_list.append('"%s"' % o)
screamer 0:66f3b5499f7f 252 string = " ".join(o_list).replace("\\", "/")
screamer 0:66f3b5499f7f 253 f.write(string)
screamer 0:66f3b5499f7f 254
screamer 0:66f3b5499f7f 255 # Exec command
screamer 0:66f3b5499f7f 256 self.default_cmd([self.ar, 'rcs', lib_path, "@%s" % archive_files])
screamer 0:66f3b5499f7f 257
screamer 0:66f3b5499f7f 258 @hook_tool
screamer 0:66f3b5499f7f 259 def binary(self, resources, elf, bin):
screamer 0:66f3b5499f7f 260 # Build binary command
screamer 0:66f3b5499f7f 261 cmd = [self.elf2bin, "-O", "binary", elf, bin]
screamer 0:66f3b5499f7f 262
screamer 0:66f3b5499f7f 263 # Call cmdline hook
screamer 0:66f3b5499f7f 264 cmd = self.hook.get_cmdline_binary(cmd)
screamer 0:66f3b5499f7f 265
screamer 0:66f3b5499f7f 266 # Exec command
screamer 0:66f3b5499f7f 267 self.default_cmd(cmd)
screamer 0:66f3b5499f7f 268
screamer 0:66f3b5499f7f 269
screamer 0:66f3b5499f7f 270 class GCC_ARM(GCC):
screamer 0:66f3b5499f7f 271 def __init__(self, target, options=None, notify=None, macros=None, silent=False, extra_verbose=False):
screamer 0:66f3b5499f7f 272 GCC.__init__(self, target, options, notify, macros, silent, GCC_ARM_PATH, extra_verbose=extra_verbose)
screamer 0:66f3b5499f7f 273
screamer 0:66f3b5499f7f 274 # Use latest gcc nanolib
screamer 0:66f3b5499f7f 275 self.ld.append("--specs=nano.specs")
screamer 0:66f3b5499f7f 276 if target.name in ["LPC1768", "LPC4088", "LPC4088_DM", "LPC4330", "UBLOX_C027", "LPC2368"]:
screamer 0:66f3b5499f7f 277 self.ld.extend(["-u _printf_float", "-u _scanf_float"])
screamer 0:66f3b5499f7f 278 elif target.name in ["RZ_A1H", "ARCH_MAX", "DISCO_F407VG", "DISCO_F429ZI", "DISCO_F469NI", "NUCLEO_F401RE", "NUCLEO_F410RB", "NUCLEO_F411RE", "NUCLEO_F446RE", "ELMO_F411RE", "MTS_MDOT_F411RE", "MTS_DRAGONFLY_F411RE", "DISCO_F746NG"]:
screamer 0:66f3b5499f7f 279 self.ld.extend(["-u_printf_float", "-u_scanf_float"])
screamer 0:66f3b5499f7f 280
screamer 0:66f3b5499f7f 281 self.sys_libs.append("nosys")
screamer 0:66f3b5499f7f 282
screamer 0:66f3b5499f7f 283
screamer 0:66f3b5499f7f 284 class GCC_CR(GCC):
screamer 0:66f3b5499f7f 285 def __init__(self, target, options=None, notify=None, macros=None, silent=False, extra_verbose=False):
screamer 0:66f3b5499f7f 286 GCC.__init__(self, target, options, notify, macros, silent, GCC_CR_PATH, extra_verbose=extra_verbose)
screamer 0:66f3b5499f7f 287
screamer 0:66f3b5499f7f 288 additional_compiler_flags = [
screamer 0:66f3b5499f7f 289 "-D__NEWLIB__", "-D__CODE_RED", "-D__USE_CMSIS", "-DCPP_USE_HEAP",
screamer 0:66f3b5499f7f 290 ]
screamer 0:66f3b5499f7f 291 self.cc += additional_compiler_flags
screamer 0:66f3b5499f7f 292 self.cppc += additional_compiler_flags
screamer 0:66f3b5499f7f 293
screamer 0:66f3b5499f7f 294 # Use latest gcc nanolib
screamer 0:66f3b5499f7f 295 self.ld.append("--specs=nano.specs")
screamer 0:66f3b5499f7f 296 if target.name in ["LPC1768", "LPC4088", "LPC4088_DM", "LPC4330", "UBLOX_C027", "LPC2368"]:
screamer 0:66f3b5499f7f 297 self.ld.extend(["-u _printf_float", "-u _scanf_float"])
screamer 0:66f3b5499f7f 298 self.ld += ["-nostdlib"]
screamer 0:66f3b5499f7f 299