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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 17:44:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 17:44:22 +0000 |
commit | f866ab5a13eace05b4850480663aba7f605841c4 (patch) | |
tree | 1459b24f43702a2658ffa4751800bdac970ba54f /third_party/waf/waflib/Tools/asm.py | |
parent | Initial commit. (diff) | |
download | talloc-upstream.tar.xz talloc-upstream.zip |
Adding upstream version 2.4.0.upstream/2.4.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | third_party/waf/waflib/Tools/asm.py | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/third_party/waf/waflib/Tools/asm.py b/third_party/waf/waflib/Tools/asm.py new file mode 100644 index 0000000..1d34dda --- /dev/null +++ b/third_party/waf/waflib/Tools/asm.py @@ -0,0 +1,107 @@ +#!/usr/bin/env python +# encoding: utf-8 +# Thomas Nagy, 2008-2018 (ita) + +""" +Assembly support, used by tools such as gas and nasm + +To declare targets using assembly:: + + def configure(conf): + conf.load('gcc gas') + + def build(bld): + bld( + features='c cstlib asm', + source = 'test.S', + target = 'asmtest') + + bld( + features='asm asmprogram', + source = 'test.S', + target = 'asmtest') + +Support for pure asm programs and libraries should also work:: + + def configure(conf): + conf.load('nasm') + conf.find_program('ld', 'ASLINK') + + def build(bld): + bld( + features='asm asmprogram', + source = 'test.S', + target = 'asmtest') +""" + +import re +from waflib import Errors, Logs, Task +from waflib.Tools.ccroot import link_task, stlink_task +from waflib.TaskGen import extension +from waflib.Tools import c_preproc + +re_lines = re.compile( + '^[ \t]*(?:%)[ \t]*(ifdef|ifndef|if|else|elif|endif|include|import|define|undef)[ \t]*(.*)\r*$', + re.IGNORECASE | re.MULTILINE) + +class asm_parser(c_preproc.c_parser): + def filter_comments(self, node): + code = node.read() + code = c_preproc.re_nl.sub('', code) + code = c_preproc.re_cpp.sub(c_preproc.repl, code) + return re_lines.findall(code) + +class asm(Task.Task): + """ + Compiles asm files by gas/nasm/yasm/... + """ + color = 'BLUE' + run_str = '${AS} ${ASFLAGS} ${ASMPATH_ST:INCPATHS} ${ASMDEFINES_ST:DEFINES} ${AS_SRC_F}${SRC} ${AS_TGT_F}${TGT}' + + def scan(self): + if self.env.ASM_NAME == 'gas': + return c_preproc.scan(self) + elif self.env.ASM_NAME == 'nasm': + Logs.warn('The Nasm dependency scanner is incomplete!') + + try: + incn = self.generator.includes_nodes + except AttributeError: + raise Errors.WafError('%r is missing the "asm" feature' % self.generator) + + if c_preproc.go_absolute: + nodepaths = incn + else: + nodepaths = [x for x in incn if x.is_child_of(x.ctx.srcnode) or x.is_child_of(x.ctx.bldnode)] + + tmp = asm_parser(nodepaths) + tmp.start(self.inputs[0], self.env) + return (tmp.nodes, tmp.names) + +@extension('.s', '.S', '.asm', '.ASM', '.spp', '.SPP') +def asm_hook(self, node): + """ + Binds the asm extension to the asm task + + :param node: input file + :type node: :py:class:`waflib.Node.Node` + """ + return self.create_compiled_task('asm', node) + +class asmprogram(link_task): + "Links object files into a c program" + run_str = '${ASLINK} ${ASLINKFLAGS} ${ASLNK_TGT_F}${TGT} ${ASLNK_SRC_F}${SRC}' + ext_out = ['.bin'] + inst_to = '${BINDIR}' + +class asmshlib(asmprogram): + "Links object files into a c shared library" + inst_to = '${LIBDIR}' + +class asmstlib(stlink_task): + "Links object files into a c static library" + pass # do not remove + +def configure(conf): + conf.env.ASMPATH_ST = '-I%s' + conf.env.ASMDEFINES_ST = '-D%s' |