mbed-os/tools/toolchains/arm.py

254 lines
8.7 KiB
Python

"""
mbed SDK
Copyright (c) 2011-2013 ARM Limited
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
import re
from os.path import join, dirname, splitext, basename, exists
from os import makedirs, write
from tempfile import mkstemp
from tools.toolchains import mbedToolchain, TOOLCHAIN_PATHS
from tools.hooks import hook_tool
from tools.utils import mkdir
class ARM(mbedToolchain):
LINKER_EXT = '.sct'
LIBRARY_EXT = '.ar'
STD_LIB_NAME = "%s.ar"
DIAGNOSTIC_PATTERN = re.compile('"(?P<file>[^"]+)", line (?P<line>\d+)( \(column (?P<column>\d+)\)|): (?P<severity>Warning|Error|Fatal error): (?P<message>.+)')
INDEX_PATTERN = re.compile('(?P<col>\s*)\^')
DEP_PATTERN = re.compile('\S+:\s(?P<file>.+)\n')
@staticmethod
def check_executable():
"""Returns True if the executable (armcc) location specified by the
user exists OR the executable can be found on the PATH.
Returns False otherwise."""
return mbedToolchain.generic_check_executable("ARM", 'armcc', 2, 'bin')
def __init__(self, target, notify=None, macros=None,
silent=False, extra_verbose=False, build_profile=None,
build_dir=None):
mbedToolchain.__init__(self, target, notify, macros, silent,
build_dir=build_dir,
extra_verbose=extra_verbose,
build_profile=build_profile)
if target.core == "Cortex-M0+":
cpu = "Cortex-M0"
elif target.core == "Cortex-M4F":
cpu = "Cortex-M4.fp"
elif target.core == "Cortex-M7FD":
cpu = "Cortex-M7.fp.dp"
elif target.core == "Cortex-M7F":
cpu = "Cortex-M7.fp.sp"
else:
cpu = target.core
ARM_BIN = join(TOOLCHAIN_PATHS['ARM'], "bin")
ARM_INC = join(TOOLCHAIN_PATHS['ARM'], "include")
main_cc = join(ARM_BIN, "armcc")
self.flags['common'] += ["--cpu=%s" % cpu]
self.asm = [main_cc] + self.flags['common'] + self.flags['asm']
self.cc = [main_cc] + self.flags['common'] + self.flags['c']
self.cppc = [main_cc] + self.flags['common'] + self.flags['c'] + self.flags['cxx']
self.ld = [join(ARM_BIN, "armlink")]
self.ar = join(ARM_BIN, "armar")
self.elf2bin = join(ARM_BIN, "fromelf")
def parse_dependencies(self, dep_path):
dependencies = []
for line in open(dep_path).readlines():
match = ARM.DEP_PATTERN.match(line)
if match is not None:
#we need to append chroot, because when the .d files are generated the compiler is chrooted
dependencies.append((self.CHROOT if self.CHROOT else '') + match.group('file'))
return dependencies
def parse_output(self, output):
msg = None
for line in output.splitlines():
match = ARM.DIAGNOSTIC_PATTERN.match(line)
if match is not None:
if msg is not None:
self.cc_info(msg)
msg = None
msg = {
'severity': match.group('severity').lower(),
'file': match.group('file'),
'line': match.group('line'),
'col': match.group('column') if match.group('column') else 0,
'message': match.group('message'),
'text': '',
'target_name': self.target.name,
'toolchain_name': self.name
}
elif msg is not None:
# Determine the warning/error column by calculating the ^ position
match = ARM.INDEX_PATTERN.match(line)
if match is not None:
msg['col'] = len(match.group('col'))
self.cc_info(msg)
msg = None
else:
msg['text'] += line+"\n"
if msg is not None:
self.cc_info(msg)
def get_dep_option(self, object):
base, _ = splitext(object)
dep_path = base + '.d'
return ["--depend", dep_path]
def get_config_option(self, config_header):
return ['--preinclude=' + config_header]
def get_compile_options(self, defines, includes, for_asm=False):
opts = ['-D%s' % d for d in defines]
if self.RESPONSE_FILES:
opts += ['--via', self.get_inc_file(includes)]
else:
opts += ["-I%s" % i for i in includes]
if not for_asm:
config_header = self.get_config_header()
if config_header is not None:
opts = opts + self.get_config_option(config_header)
return opts
@hook_tool
def assemble(self, source, object, includes):
# Preprocess first, then assemble
dir = join(dirname(object), '.temp')
mkdir(dir)
tempfile = join(dir, basename(object) + '.E.s')
# Build preprocess assemble command
cmd_pre = self.asm + self.get_compile_options(self.get_symbols(True), includes) + ["-E", "-o", tempfile, source]
# Build main assemble command
cmd = self.asm + ["-o", object, tempfile]
# Call cmdline hook
cmd_pre = self.hook.get_cmdline_assembler(cmd_pre)
cmd = self.hook.get_cmdline_assembler(cmd)
# Return command array, don't execute
return [cmd_pre, cmd]
@hook_tool
def compile(self, cc, source, object, includes):
# Build compile command
cmd = cc + self.get_compile_options(self.get_symbols(), includes)
cmd.extend(self.get_dep_option(object))
cmd.extend(["-o", object, source])
# Call cmdline hook
cmd = self.hook.get_cmdline_compiler(cmd)
return [cmd]
def compile_c(self, source, object, includes):
return self.compile(self.cc, source, object, includes)
def compile_cpp(self, source, object, includes):
return self.compile(self.cppc, source, object, includes)
@hook_tool
def link(self, output, objects, libraries, lib_dirs, mem_map):
map_file = splitext(output)[0] + ".map"
if len(lib_dirs):
args = ["-o", output, "--userlibpath", ",".join(lib_dirs), "--info=totals", "--map", "--list=%s" % map_file]
else:
args = ["-o", output, "--info=totals", "--map", "--list=%s" % map_file]
args.extend(self.flags['ld'])
if mem_map:
args.extend(["--scatter", mem_map])
# Build linker command
cmd = self.ld + args + objects + libraries + self.sys_libs
# Call cmdline hook
cmd = self.hook.get_cmdline_linker(cmd)
if self.RESPONSE_FILES:
# Split link command to linker executable + response file
cmd_linker = cmd[0]
link_files = self.get_link_file(cmd[1:])
cmd = [cmd_linker, '--via', link_files]
# Exec command
self.cc_verbose("Link: %s" % ' '.join(cmd))
self.default_cmd(cmd)
@hook_tool
def archive(self, objects, lib_path):
if self.RESPONSE_FILES:
param = ['--via', self.get_arch_file(objects)]
else:
param = objects
# Exec command
self.default_cmd([self.ar, '-r', lib_path] + param)
@hook_tool
def binary(self, resources, elf, bin):
_, fmt = splitext(bin)
bin_arg = {".bin": "--bin", ".hex": "--i32"}[fmt]
# Build binary command
cmd = [self.elf2bin, bin_arg, '-o', bin, elf]
# Call cmdline hook
cmd = self.hook.get_cmdline_binary(cmd)
# Exec command
self.cc_verbose("FromELF: %s" % ' '.join(cmd))
self.default_cmd(cmd)
@staticmethod
def name_mangle(name):
return "_Z%i%sv" % (len(name), name)
@staticmethod
def make_ld_define(name, value):
return "--predefine=\"-D%s=0x%x\"" % (name, value)
@staticmethod
def redirect_symbol(source, sync, build_dir):
if not exists(build_dir):
makedirs(build_dir)
handle, filename = mkstemp(prefix=".redirect-symbol.", dir=build_dir)
write(handle, "RESOLVE %s AS %s\n" % (source, sync))
return "--edit=%s" % filename
class ARM_STD(ARM):
pass
class ARM_MICRO(ARM):
PATCHED_LIBRARY = False