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335 lines
13 KiB
Python
335 lines
13 KiB
Python
from waflib.ConfigSet import ConfigSet
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from waflib import Context, Errors, Task, TaskGen
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class js_tooling(Task.Task):
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run_str = '${CC} ${CFLAGS} ${DEFINES_ST:DEFINES} ${CPPPATH_ST:INCPATHS} ${SRC} -o ${TGT[0].abspath()}'
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@TaskGen.feature('js_tooling')
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@TaskGen.before_method('process_source', 'process_rule')
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def process_js_tooling(self):
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task = self.create_task('js_tooling',
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self.jerry_sources,
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self.js_tooling_target)
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task.dep_nodes = self.js_deps
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JERRY_RUNTIME_HEAP_SIZE_KB = 32 # KB
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JERRY_COMPILER_HEAP_SIZE_KB = 512 # KB
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JERRY_CORE_DIRS = ['jerry-core',
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'jerry-core/jcontext',
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'jerry-core/jmem',
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'jerry-core/jrt',
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'jerry-core/lit',
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'jerry-core/vm',
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'jerry-core/ecma/builtin-objects',
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'jerry-core/ecma/base',
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'jerry-core/ecma/operations',
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'jerry-core/parser/js',
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'jerry-core/parser/regexp',
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]
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def _get_jerry_include_dirs(bld):
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include_dirs = JERRY_CORE_DIRS
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if bld.variant == 'test':
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include_dirs.append('third-party/valgrind')
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return include_dirs
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def jerry_build_js_compiler(bld):
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# Set the output node for JS tooling in the primary build ConfigSet
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bld.env.JS_TOOLING_SCRIPT = bld.path.get_bld().make_node('js_tooling/generate_snapshot.js')
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env = bld.all_envs['emscripten']
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# A few values to experiment with, while 'speed' is nice for experimentation,
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# and None seems to be ok, we should probably stick to 'size' at the cost of
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# a longer build time once this whole task got cleaned up
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optimize = 'size'
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# optimize = 'size'
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# optimize = 'speed'
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if optimize == 'size':
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env.append_value('CFLAGS', ['-Oz'])
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env.append_value('CFLAGS', ['--llvm-lto', '3'])
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env.append_value('CFLAGS', ['--closure', '1'])
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elif optimize == 'speed':
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env.append_value('CFLAGS', ['-O3'])
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else:
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env.append_value('CFLAGS', ['-O0'])
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env.append_value('CFLAGS', ['-g3'])
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fw_path = bld.path.parent.parent
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env['CPPPATH_ST'] = '-I%s'
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include_dirs = _get_jerry_include_dirs(bld)
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env.append_value('INCPATHS', [bld.path.find_node(d).abspath() for d in include_dirs])
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env.append_value('INCPATHS', fw_path.abspath())
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env['DEFINES_ST'] = '-D%s'
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env.append_value('DEFINES', [
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'JERRY_ENABLE_LOG',
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'CONFIG_MEM_HEAP_AREA_SIZE={}'.format(JERRY_COMPILER_HEAP_SIZE_KB * 1024),
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])
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bytecode_version = bld.capability('JAVASCRIPT_BYTECODE_VERSION')
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env.append_value('DEFINES',
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'CAPABILITY_JAVASCRIPT_BYTECODE_VERSION={}'.format(bytecode_version))
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env.append_value('DEFINES', 'JERRY_RETURN_ADDRESS=0') # provide proper error handling w fake
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# Emscripten specific arguments
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post_file = bld.path.make_node('js_tooling/_js_tooling.js').abspath()
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env.append_value('CFLAGS', ['--post-js', post_file])
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transform_js_file = bld.path.make_node('js_tooling/transform_js.py').abspath()
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env.append_value('CFLAGS', ['--js-transform', transform_js_file])
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# tell Emscripten to create a single file
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env.append_value('CFLAGS', ['--memory-init-file', '0'])
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# Uncomment this line to get verbose output for emscripten
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# env.append_value('CFLAGS', ['-v'])
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# keep these functions so that they are not optimized out
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exported_functions = ("_jerry_init",
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"_jerry_cleanup",
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"_jerry_parse_and_save_snapshot_from_zt_utf8_string",
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"_legacy_defective_checksum_memory",
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"_rocky_fill_header",
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"_jerry_port_set_errormsg_handler")
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env.append_value('CFLAGS', ['-s', 'EXPORTED_FUNCTIONS=[{}]'.format(
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', '.join(('"' + f + '"' for f in exported_functions)))])
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# so we can call jerry_port_set_errormsg_handler() with a JS function pointer
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env.append_value('CFLAGS', ['-s', 'RESERVED_FUNCTION_POINTERS=1'])
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env.append_value('CFLAGS', ['-s', 'ERROR_ON_UNDEFINED_SYMBOLS=0'])
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sources = bld.path.ant_glob('jerry-core/**/*.c')
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sources += bld.path.ant_glob('js_tooling/*.c')
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sources += fw_path.ant_glob('util/legacy_checksum.c')
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js_deps = [bld.path.find_node(x) for x in ('js_tooling/_js_tooling.js', 'js_tooling/transform_js.py')]
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output_node = bld.path.get_bld().make_node('js_tooling/js_tooling.js')
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output_node.parent.mkdir()
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bld(features=['js_tooling', 'use'],
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jerry_sources=sources,
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js_tooling_target=output_node,
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js_deps=js_deps,
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use=['jerry_common_config'],
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env=env)
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bld.path.find_node('js_tooling').get_bld().mkdir()
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for resource in ('index.js', 'generate_snapshot.js', 'package.json', 'test.html'):
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src_node = bld.path.find_node('js_tooling/{}'.format(resource))
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bld(rule='cp ${SRC} ${TGT}', source=src_node, target=src_node.get_bld(), env=env)
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bld(rule='${NPM} install .',
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source=[output_node, bld.path.get_bld().make_node('js_tooling/package.json')],
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target=bld.path.get_bld().make_node('js_tooling/node_modules/'),
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cwd=bld.path.get_bld().find_node('js_tooling/').abspath(),
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env=env)
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def configure(conf):
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conf.load('c_inject_include_files')
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# Create a new environment for emscipten and configure it with the location of our emcc binary
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prev_env = conf.variant
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conf.setenv('emscripten')
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missing_emcscripten = """
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'emcc' cannot be found on the system.
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Please install Emscripten using the instructions on the wiki: https://pebbletechnology.atlassian.net/wiki/display/DEV/Emscripten
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"""
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conf.find_program('emcc', errmsg=missing_emcscripten, var='CC')
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conf.find_program('em-config')
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conf.find_program('npm', var='NPM')
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conf.setenv(prev_env)
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def build(bld):
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def run_cmd(cmd):
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try:
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return bld.cmd_and_log(cmd, quiet=Context.BOTH).strip()
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except Errors.WafError as e:
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print e
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return "unknown"
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# Build jerry_common_config.
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# These are shared defines for jerry-core, jerry-libm, js_tooling and
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# jerry-port (part of applib).
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#############################################
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wrap_quotes = lambda s: '"{}"'.format(s)
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jerry_common_defines_dict = {
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'JERRY_BRANCH_NAME': wrap_quotes(run_cmd('git symbolic-ref -q HEAD')),
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'JERRY_COMMIT_HASH': wrap_quotes(run_cmd('git rev-parse HEAD')),
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'JERRY_BUILD_DATE': wrap_quotes(run_cmd('date +%d/%m/%Y')),
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'CONFIG_ECMA_NUMBER_TYPE': 'CONFIG_ECMA_NUMBER_FLOAT64',
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'CONFIG_DISABLE_PRINT_BUILTIN': '',
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'JERRY_DISABLE_HEAVY_DEBUG': '',
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'JERRY_ENABLE_SNAPSHOT_SAVE': '',
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'JERRY_ENABLE_ERROR_MESSAGES': '1',
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}
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jerry_common_defines = [
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'{}={}'.format(k, v) for k, v in jerry_common_defines_dict.iteritems()]
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bld(export_defines=jerry_common_defines, name='jerry_common_config')
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# Build jerry_runtime_config.
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# These are not used by js_tooling
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#############################################
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jerry_common_runtime_defines_dict = {
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'CONFIG_MEM_HEAP_AREA_SIZE': JERRY_RUNTIME_HEAP_SIZE_KB * 1024,
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'JMEM_STATS': '1',
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}
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jerry_common_runtime_defines = [
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'{}={}'.format(k, v) for k, v in jerry_common_runtime_defines_dict.iteritems()]
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bld(export_defines=jerry_common_runtime_defines, name='jerry_runtime_config')
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# Build jerry_port_includes
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#############################################
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bld(export_includes=_get_jerry_include_dirs(bld), name='jerry_port_includes')
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# If the current build doesn't want javascript, just build a header-only library so the
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# headers will continue to be available
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if not bld.capability('HAS_JAVASCRIPT') or bld.variant in ('prf', 'applib', 'test_rocky_emx'):
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bld(export_includes=['jerry-core'], name='jerry_core')
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return
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# Define flags common to both jerry-core and jerry-libm
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#############################################
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# cflags from Makefile.pebble, used in both jerry-libm and jerry-core
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pebble_cflags = ['-Wno-error=format',
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'-Wno-error=unused-parameter',
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'-Wno-error=unused-variable',
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'-Wno-error=unused-function',
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'-Wno-pedantic']
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if bld.variant == 'test':
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pebble_cflags += ['-Wno-conversion',
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'-Wno-unknown-warning-option']
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# cflags from COMPILE_FLAGS_JERRY CMakeLists.txt, passed to both compile and link stages
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# in the original build script for the jerry-core sources
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compile_flags_jerry = ['-fno-builtin',
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'-fno-stack-protector',
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'-g',
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'-gdwarf-4',
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'-Wall',
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'-Werror=all',
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'-Wextra',
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'-Werror=extra',
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'-Wformat-nonliteral',
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'-Werror=format-nonliteral',
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'-Winit-self',
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'-Werror=init-self',
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'-Wconversion',
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'-Werror=conversion',
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'-Wsign-conversion',
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'-Werror=sign-conversion',
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'-Wformat-security',
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'-Werror=format-security',
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'-Wmissing-declarations',
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'-Werror=missing-declarations',
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'-Wno-stack-protector',
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'-Wno-attributes',
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'-Wlogical-op',
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'-Werror=logical-op',
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'-Wno-strict-aliasing'
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]
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# cflags from C_FLAGS_JERRY CMakeLists.txt, passed to only the compile stage
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# in the original build script to both jerry-core and fblibm
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c_flags_jerry = ['-std=c99']
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# Build the jerry-core static library
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#############################################
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jerry_core_env = bld.env.derive()
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all_jerry_flags = compile_flags_jerry + c_flags_jerry + pebble_cflags
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if bld.variant == 'test':
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all_jerry_flags.append('-DJERRY_VALGRIND')
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jerry_core_env.append_value('CFLAGS', all_jerry_flags)
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jerry_core_env.append_value('DEFINES', [
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'CONFIG_ECMA_LCACHE_DISABLE', # PBL-40394: Hash table didn't fit.
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'JERRY_ENABLE_SNAPSHOT_EXEC',
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'JERRY_NDEBUG'
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])
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jerry_core_include_dirs = _get_jerry_include_dirs(bld)
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jerry_core_env.append_value('INCLUDES', [bld.path.find_node(d).abspath()
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for d in jerry_core_include_dirs])
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jerry_core_source_excl = [
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'jcontext/jcontext.c', # implementation provided by our own jerry_port.c
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]
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jerry_core_sources = sum(
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[bld.path.ant_glob(d + '/*.c', excl=' '.join(jerry_core_source_excl))
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for d in JERRY_CORE_DIRS], [])
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pbl_jcontext_inc_h_node = bld.srcnode.find_node(
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'src/fw/applib/rockyjs/pbl_jcontext.inc.h')
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pbl_jcontext_inc_h_rel_path = pbl_jcontext_inc_h_node.path_from(bld.path)
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bld.stlib(source=jerry_core_sources,
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target='jerry_core',
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export_includes=['jerry-core'],
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use=['jerry_common_config', 'jerry_runtime_config'],
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inject_include_files=[pbl_jcontext_inc_h_rel_path],
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env=jerry_core_env)
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# Build the jerry-libm static library
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#############################################
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jerry_libm_env = bld.env.derive()
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compile_flags_libm = ['-Wno-error=parentheses',
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'-Wno-error=sign-compare',
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'-Wno-error=sign-conversion',
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'-Wno-error=strict-aliasing',
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'-Wno-error=unknown-pragmas',
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'-Wno-error=missing-declarations',
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'-Wno-error=maybe-uninitialized',
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'-Wno-error=unused-but-set-variable',
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'-Wno-error=unused-variable',
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'-Wno-error=conversion',
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'-Wno-sign-conversion',
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'-Wno-sign-compare',
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'-Wno-parentheses',
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'-Wno-maybe-uninitialized',
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'-Wno-unknown-pragmas',
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'-Wno-unused-but-set-variable',
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'-Wno-unused-variable',
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'-fno-lto']
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all_libm_flags = compile_flags_libm + c_flags_jerry + pebble_cflags
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jerry_libm_env.append_value('CFLAGS', all_libm_flags)
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jerry_libm_dir = 'jerry-libm'
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jerry_libm_env.append_value('INCLUDES', [jerry_libm_dir + '/include'])
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jerry_libm_sources = bld.path.ant_glob(jerry_libm_dir + '/*.c')
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bld.stlib(source=jerry_libm_sources,
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target='libm',
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name='jerry_libm',
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use=['jerry_common_config', 'jerry_runtime_config'],
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env=jerry_libm_env)
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if bld.variant == 'test':
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return
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jerry_build_js_compiler(bld)
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# vim:filetype=python
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