mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-11-23 01:53:38 +08:00
sim: drop unused gentmap & nltvals.def logic
Now that all ports have switched to target-newlib-* files, there's no need for these files & generating things at build time. So punt the logic and make target-newlib-syscall a hard requirement.
This commit is contained in:
Mike Frysinger
parent
6cbb891faa
commit
1e42d01772
2
sim/.gitignore
vendored
2
sim/.gitignore
vendored
@ -1,7 +1,5 @@
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ChangeLog
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/*/gentmap
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/*/run
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/*/hw-config.h
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/*/targ-*
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/*/version.c
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@ -235,18 +235,12 @@ COMMON_OBJS_NAMES = \
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target-newlib-errno.o \
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target-newlib-open.o \
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target-newlib-signal.o \
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target-newlib-syscall.o \
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version.o
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COMMON_OBJS = $(COMMON_OBJS_NAMES:%=../common/common_libcommon_a-%)
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LIB_OBJS = modules.o syscall.o $(COMMON_OBJS) $(SIM_OBJS)
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# TODO: Migrate everyone to target-newlib-syscall.o.
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ifeq ($(NL_TARGET),)
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COMMON_OBJS_NAMES += target-newlib-syscall.o
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else
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LIB_OBJS += targ-map.o
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endif
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COMPILE_FOR_BUILD = $(CC_FOR_BUILD) $(BUILD_CFLAGS)
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LINK_FOR_BUILD = $(CC_FOR_BUILD) $(BUILD_CFLAGS) $(LDFLAGS_FOR_BUILD) -o $@
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@ -266,29 +260,6 @@ run$(EXEEXT): $(SIM_RUN_OBJS) libsim.a $(LIBDEPS)
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$(ECHO_CCLD) $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o run$(EXEEXT) \
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$(SIM_RUN_OBJS) libsim.a $(EXTRA_LIBS)
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# FIXME: Ideally, callback.o and friends live in a library outside of
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# both the gdb and simulator source trees (e.g. devo/remote. Not
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# devo/libremote because this directory would contain more than just
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# a library).
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gentmap.o: Makefile $(srccom)/gentmap.c $(srccom)/nltvals.def
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$(ECHO_CC) $(COMPILE_FOR_BUILD) -o $@ -c $(srccom)/gentmap.c $(NL_TARGET)
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gentmap: gentmap.o
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$(ECHO_CC) $(LINK_FOR_BUILD) $<
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targ-vals.h targ-map.c: stamp-tvals
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stamp-tvals: gentmap
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$(ECHO_STAMP) targ-vals.h
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$(SILENCE) ./gentmap -h >tmp-tvals.h
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$(SILENCE) $(SHELL) $(srcroot)/move-if-change tmp-tvals.h targ-vals.h
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ifneq ($(NL_TARGET),)
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$(ECHO_STAMP) targ-tmap.c
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$(SILENCE) ./gentmap -c >tmp-tmap.c
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$(SILENCE) $(SHELL) $(srcroot)/move-if-change tmp-tmap.c targ-map.c
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endif
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$(SILENCE) touch $@
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#
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# Rules for building sim-* components. Triggered by listing the corresponding
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# .o file in the list of simulator targets.
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@ -413,11 +384,7 @@ all_object_files = $(LIB_OBJS) $(SIM_RUN_OBJS)
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generated_files = \
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$(SIM_EXTRA_DEPS) \
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hw-config.h \
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modules.c \
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targ-vals.h
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ifneq ($(NL_TARGET),)
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generated_files += targ-map.c
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endif
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modules.c
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# Ensure that generated files are created early. Use order-only
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# dependencies if available. They require GNU make 3.80 or newer,
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@ -532,7 +499,6 @@ mostlyclean clean: $(SIM_EXTRA_CLEAN)
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run$(EXEEXT) libsim.a \
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hw-config.h stamp-hw \
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modules.c stamp-modules \
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gentmap targ-map.c targ-vals.h stamp-tvals \
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tmp-mloop.hin tmp-mloop.h tmp-mloop.cin tmp-mloop.c
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distclean maintainer-clean realclean: clean $(SIM_EXTRA_DISTCLEAN)
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@ -16,9 +16,9 @@
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""Helper to generate nltvals.def.
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"""Helper to generate target-newlib-* files.
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nltvals.def is a file that describes various newlib/libgloss target values used
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target-newlib-* are files that describe various newlib/libgloss values used
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by the host/target interface. This needs to be rerun whenever the newlib source
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changes. Developers manually run it.
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@ -99,7 +99,7 @@ def extract_syms(cpp: str, srcdir: Path,
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return ret
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def gentvals(output_dir: Path, output: TextIO,
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def gentvals(output_dir: Path,
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cpp: str, srctype: str, srcdir: Path,
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headers: Iterable[str],
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pattern: str,
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@ -118,62 +118,37 @@ def gentvals(output_dir: Path, output: TextIO,
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syms = extract_syms(cpp, srcdir, headers, pattern, filter)
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# If we have a map file, use it directly.
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target_map = output_dir / f'target-newlib-{srctype}.c'
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if target_map.exists():
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old_lines = target_map.read_text().splitlines()
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start_i = end_i = None
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for i, line in enumerate(old_lines):
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if START_MARKER in line:
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start_i = i
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if END_MARKER in line:
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end_i = i
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assert start_i and end_i
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new_lines = old_lines[0:start_i + 1]
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new_lines.extend(
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f'#ifdef {sym}\n'
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f' {{ "{sym}", {sym}, {val} }},\n'
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f'#endif' for sym, val in sorted(syms.items()))
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new_lines.extend(old_lines[end_i:])
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target_map.write_text('\n'.join(new_lines) + '\n')
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return
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# Fallback to classic nltvals.def.
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if target is not None:
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print(f'#ifdef NL_TARGET_{target}', file=output)
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print(f'#ifdef {srctype}_defs', file=output)
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print('\n'.join(f'/* from {x} */' for x in headers), file=output)
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if target is None:
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print(f'/* begin {srctype} target macros */', file=output)
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else:
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print(f'/* begin {target} {srctype} target macros */', file=output)
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for sym, val in sorted(syms.items()):
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print(f' {{ "{sym}", {val} }},', file=output)
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print(f'#undef {srctype}_defs', file=output)
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if target is None:
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print(f'/* end {srctype} target macros */', file=output)
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else:
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print(f'/* end {target} {srctype} target macros */', file=output)
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print('#endif', file=output)
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print('#endif', file=output)
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assert target_map.exists(), f'{target_map}: Missing skeleton'
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old_lines = target_map.read_text().splitlines()
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start_i = end_i = None
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for i, line in enumerate(old_lines):
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if START_MARKER in line:
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start_i = i
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if END_MARKER in line:
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end_i = i
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assert start_i and end_i
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new_lines = old_lines[0:start_i + 1]
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new_lines.extend(
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f'#ifdef {sym}\n'
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f' {{ "{sym}", {sym}, {val} }},\n'
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f'#endif' for sym, val in sorted(syms.items()))
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new_lines.extend(old_lines[end_i:])
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target_map.write_text('\n'.join(new_lines) + '\n')
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def gen_common(output_dir: Path, output: TextIO, newlib: Path, cpp: str):
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def gen_common(output_dir: Path, newlib: Path, cpp: str):
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"""Generate the common C library constants.
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No arch should override these.
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"""
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gentvals(output_dir, output, cpp, 'errno', newlib / 'newlib/libc/include',
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gentvals(output_dir, cpp, 'errno', newlib / 'newlib/libc/include',
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('errno.h', 'sys/errno.h'), 'E[A-Z0-9]*')
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gentvals(output_dir, output, cpp, 'signal', newlib / 'newlib/libc/include',
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gentvals(output_dir, cpp, 'signal', newlib / 'newlib/libc/include',
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('signal.h', 'sys/signal.h'), r'SIG[A-Z0-9]*', filter=r'SIGSTKSZ')
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gentvals(output_dir, output, cpp, 'open', newlib / 'newlib/libc/include',
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gentvals(output_dir, cpp, 'open', newlib / 'newlib/libc/include',
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('fcntl.h', 'sys/fcntl.h', 'sys/_default_fcntl.h'), r'O_[A-Z0-9]*')
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@ -248,16 +223,15 @@ def gen_target_syscall(output_dir: Path, newlib: Path, cpp: str):
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target_map_h.write_text('\n'.join(new_lines_h) + '\n')
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def gen_targets(output_dir: Path, output: TextIO, newlib: Path, cpp: str):
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def gen_targets(output_dir: Path, newlib: Path, cpp: str):
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"""Generate the target-specific lists."""
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gen_target_syscall(output_dir, newlib, cpp)
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def gen(output_dir: Path, output: TextIO, newlib: Path, cpp: str):
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def gen(output_dir: Path, newlib: Path, cpp: str):
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"""Generate all the things!"""
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print(FILE_HEADER, file=output)
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gen_common(output_dir, output, newlib, cpp)
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gen_targets(output_dir, output, newlib, cpp)
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gen_common(output_dir, newlib, cpp)
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gen_targets(output_dir, newlib, cpp)
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def get_parser() -> argparse.ArgumentParser:
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@ -315,9 +289,7 @@ def main(argv: List[str]) -> int:
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"""The main entry point for scripts."""
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opts = parse_args(argv)
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output = (opts.output / 'nltvals.def').open('w', encoding='utf-8')
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gen(opts.output, output, opts.newlib, opts.cpp)
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gen(opts.output, opts.newlib, opts.cpp)
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return 0
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@ -1,79 +0,0 @@
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/* Generate targ-vals.h and targ-map.c. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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struct tdefs {
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char *symbol;
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int value;
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};
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static struct tdefs sys_tdefs[] = {
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#define sys_defs
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#include "nltvals.def"
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#undef sys_defs
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{ 0, 0 }
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};
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static void
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gen_targ_vals_h (void)
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{
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struct tdefs *t;
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printf ("/* Target header values needed by the simulator and gdb. */\n");
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printf ("/* This file is machine generated by gentmap.c. */\n\n");
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printf ("#ifndef TARG_VALS_H\n");
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printf ("#define TARG_VALS_H\n\n");
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printf ("/* syscall values */\n");
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for (t = &sys_tdefs[0]; t->symbol; ++t)
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printf ("#define TARGET_%s %d\n", t->symbol, t->value);
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printf ("\n");
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printf ("#endif /* TARG_VALS_H */\n");
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}
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static void
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gen_targ_map_c (void)
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{
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struct tdefs *t;
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printf ("/* Target value mapping utilities needed by the simulator and gdb. */\n");
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printf ("/* This file is machine generated by gentmap.c. */\n\n");
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printf ("#include \"defs.h\"\n");
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printf ("#include \"ansidecl.h\"\n");
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printf ("#include \"sim/callback.h\"\n");
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printf ("#include \"targ-vals.h\"\n");
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printf ("\n");
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printf ("/* syscall mapping table */\n");
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printf ("CB_TARGET_DEFS_MAP cb_init_syscall_map[] = {\n");
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for (t = &sys_tdefs[0]; t->symbol; ++t)
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{
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printf ("#ifdef CB_%s\n", t->symbol);
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/* Skip the "SYS_" prefix for the name. */
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printf (" { \"%s\", CB_%s, TARGET_%s },\n", t->symbol + 4, t->symbol, t->symbol);
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printf ("#endif\n");
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}
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printf (" { 0, -1, -1 }\n");
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printf ("};\n\n");
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}
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int
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main (int argc, char *argv[])
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{
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if (argc != 2)
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abort ();
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if (strcmp (argv[1], "-h") == 0)
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gen_targ_vals_h ();
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else if (strcmp (argv[1], "-c") == 0)
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gen_targ_map_c ();
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else
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abort ();
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exit (0);
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}
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@ -1,248 +0,0 @@
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/* Newlib/libgloss macro values needed by remote target support. */
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/* This file is machine generated by gennltvals.py. */
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#ifdef NL_TARGET_cr16
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#ifdef sys_defs
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/* from syscall.h */
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/* begin cr16 sys target macros */
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{ "SYS_ARG", 24 },
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{ "SYS_chdir", 12 },
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{ "SYS_chmod", 15 },
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{ "SYS_chown", 16 },
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{ "SYS_close", 0x402 },
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{ "SYS_create", 8 },
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{ "SYS_execv", 11 },
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{ "SYS_execve", 59 },
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{ "SYS_exit", 0x410 },
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{ "SYS_fork", 2 },
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{ "SYS_fstat", 22 },
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{ "SYS_getpid", 20 },
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{ "SYS_isatty", 21 },
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{ "SYS_kill", 60 },
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{ "SYS_link", 9 },
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{ "SYS_lseek", 0x405 },
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{ "SYS_mknod", 14 },
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{ "SYS_open", 0x401 },
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{ "SYS_pipe", 42 },
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{ "SYS_read", 0x403 },
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{ "SYS_rename", 0x406 },
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{ "SYS_stat", 38 },
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{ "SYS_time", 0x300 },
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{ "SYS_unlink", 0x407 },
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{ "SYS_utime", 201 },
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{ "SYS_wait", 202 },
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{ "SYS_wait4", 7 },
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{ "SYS_write", 0x404 },
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#undef sys_defs
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/* end cr16 sys target macros */
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#endif
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#endif
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#ifdef NL_TARGET_d10v
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#ifdef sys_defs
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/* from syscall.h */
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/* begin d10v sys target macros */
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{ "SYS_ARG", 24 },
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{ "SYS_chdir", 12 },
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{ "SYS_chmod", 15 },
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{ "SYS_chown", 16 },
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{ "SYS_close", 6 },
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{ "SYS_creat", 8 },
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{ "SYS_execv", 11 },
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{ "SYS_execve", 59 },
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{ "SYS_exit", 1 },
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{ "SYS_fork", 2 },
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{ "SYS_fstat", 22 },
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{ "SYS_getpid", 20 },
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{ "SYS_isatty", 21 },
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{ "SYS_kill", 60 },
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{ "SYS_link", 9 },
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{ "SYS_lseek", 19 },
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{ "SYS_mknod", 14 },
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{ "SYS_open", 5 },
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{ "SYS_pipe", 42 },
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{ "SYS_read", 3 },
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{ "SYS_stat", 38 },
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{ "SYS_time", 23 },
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{ "SYS_unlink", 10 },
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{ "SYS_utime", 201 },
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{ "SYS_wait", 202 },
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{ "SYS_wait4", 7 },
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{ "SYS_write", 4 },
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#undef sys_defs
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/* end d10v sys target macros */
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#endif
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#endif
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#ifdef NL_TARGET_mcore
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#ifdef sys_defs
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/* from syscall.h */
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/* begin mcore sys target macros */
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{ "SYS_access", 33 },
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{ "SYS_close", 6 },
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{ "SYS_creat", 8 },
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{ "SYS_link", 9 },
|
||||
{ "SYS_lseek", 19 },
|
||||
{ "SYS_open", 5 },
|
||||
{ "SYS_read", 3 },
|
||||
{ "SYS_time", 13 },
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||||
{ "SYS_times", 43 },
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||||
{ "SYS_unlink", 10 },
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{ "SYS_write", 4 },
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#undef sys_defs
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/* end mcore sys target macros */
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#endif
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#endif
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#ifdef NL_TARGET_riscv
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#ifdef sys_defs
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/* from syscall.h */
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/* begin riscv sys target macros */
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{ "SYS_access", 1033 },
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{ "SYS_brk", 214 },
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{ "SYS_chdir", 49 },
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{ "SYS_clock_gettime64", 403 },
|
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{ "SYS_close", 57 },
|
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{ "SYS_dup", 23 },
|
||||
{ "SYS_exit", 93 },
|
||||
{ "SYS_exit_group", 94 },
|
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{ "SYS_faccessat", 48 },
|
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{ "SYS_fcntl", 25 },
|
||||
{ "SYS_fstat", 80 },
|
||||
{ "SYS_fstatat", 79 },
|
||||
{ "SYS_getcwd", 17 },
|
||||
{ "SYS_getdents", 61 },
|
||||
{ "SYS_getegid", 177 },
|
||||
{ "SYS_geteuid", 175 },
|
||||
{ "SYS_getgid", 176 },
|
||||
{ "SYS_getmainvars", 2011 },
|
||||
{ "SYS_getpid", 172 },
|
||||
{ "SYS_gettimeofday", 169 },
|
||||
{ "SYS_getuid", 174 },
|
||||
{ "SYS_kill", 129 },
|
||||
{ "SYS_link", 1025 },
|
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{ "SYS_lseek", 62 },
|
||||
{ "SYS_lstat", 1039 },
|
||||
{ "SYS_mkdir", 1030 },
|
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{ "SYS_mmap", 222 },
|
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{ "SYS_mremap", 216 },
|
||||
{ "SYS_munmap", 215 },
|
||||
{ "SYS_open", 1024 },
|
||||
{ "SYS_openat", 56 },
|
||||
{ "SYS_pread", 67 },
|
||||
{ "SYS_pwrite", 68 },
|
||||
{ "SYS_read", 63 },
|
||||
{ "SYS_rt_sigaction", 134 },
|
||||
{ "SYS_stat", 1038 },
|
||||
{ "SYS_time", 1062 },
|
||||
{ "SYS_times", 153 },
|
||||
{ "SYS_uname", 160 },
|
||||
{ "SYS_unlink", 1026 },
|
||||
{ "SYS_write", 64 },
|
||||
{ "SYS_writev", 66 },
|
||||
#undef sys_defs
|
||||
/* end riscv sys target macros */
|
||||
#endif
|
||||
#endif
|
||||
#ifdef NL_TARGET_sh
|
||||
#ifdef sys_defs
|
||||
/* from syscall.h */
|
||||
/* begin sh sys target macros */
|
||||
{ "SYS_ARG", 24 },
|
||||
{ "SYS_argc", 172 },
|
||||
{ "SYS_argn", 174 },
|
||||
{ "SYS_argnlen", 173 },
|
||||
{ "SYS_chdir", 12 },
|
||||
{ "SYS_chmod", 15 },
|
||||
{ "SYS_chown", 16 },
|
||||
{ "SYS_close", 6 },
|
||||
{ "SYS_creat", 8 },
|
||||
{ "SYS_execv", 11 },
|
||||
{ "SYS_execve", 59 },
|
||||
{ "SYS_exit", 1 },
|
||||
{ "SYS_fork", 2 },
|
||||
{ "SYS_fstat", 22 },
|
||||
{ "SYS_ftruncate", 130 },
|
||||
{ "SYS_getpid", 20 },
|
||||
{ "SYS_isatty", 21 },
|
||||
{ "SYS_link", 9 },
|
||||
{ "SYS_lseek", 19 },
|
||||
{ "SYS_mknod", 14 },
|
||||
{ "SYS_open", 5 },
|
||||
{ "SYS_pipe", 42 },
|
||||
{ "SYS_read", 3 },
|
||||
{ "SYS_stat", 38 },
|
||||
{ "SYS_time", 23 },
|
||||
{ "SYS_truncate", 129 },
|
||||
{ "SYS_unlink", 10 },
|
||||
{ "SYS_utime", 201 },
|
||||
{ "SYS_wait", 202 },
|
||||
{ "SYS_wait4", 7 },
|
||||
{ "SYS_write", 4 },
|
||||
#undef sys_defs
|
||||
/* end sh sys target macros */
|
||||
#endif
|
||||
#endif
|
||||
#ifdef NL_TARGET_v850
|
||||
#ifdef sys_defs
|
||||
/* from syscall.h */
|
||||
/* begin v850 sys target macros */
|
||||
{ "SYS_ARG", 24 },
|
||||
{ "SYS_chdir", 12 },
|
||||
{ "SYS_chmod", 15 },
|
||||
{ "SYS_chown", 16 },
|
||||
{ "SYS_close", 6 },
|
||||
{ "SYS_creat", 8 },
|
||||
{ "SYS_execv", 11 },
|
||||
{ "SYS_execve", 59 },
|
||||
{ "SYS_exit", 1 },
|
||||
{ "SYS_fork", 2 },
|
||||
{ "SYS_fstat", 22 },
|
||||
{ "SYS_getpid", 20 },
|
||||
{ "SYS_gettimeofday", 116 },
|
||||
{ "SYS_isatty", 21 },
|
||||
{ "SYS_link", 9 },
|
||||
{ "SYS_lseek", 19 },
|
||||
{ "SYS_mknod", 14 },
|
||||
{ "SYS_open", 5 },
|
||||
{ "SYS_pipe", 42 },
|
||||
{ "SYS_read", 3 },
|
||||
{ "SYS_rename", 134 },
|
||||
{ "SYS_stat", 38 },
|
||||
{ "SYS_time", 23 },
|
||||
{ "SYS_times", 43 },
|
||||
{ "SYS_unlink", 10 },
|
||||
{ "SYS_utime", 201 },
|
||||
{ "SYS_wait", 202 },
|
||||
{ "SYS_wait4", 7 },
|
||||
{ "SYS_write", 4 },
|
||||
#undef sys_defs
|
||||
/* end v850 sys target macros */
|
||||
#endif
|
||||
#endif
|
||||
#ifdef sys_defs
|
||||
/* from syscall.h */
|
||||
/* begin sys target macros */
|
||||
{ "SYS_argc", 22 },
|
||||
{ "SYS_argn", 24 },
|
||||
{ "SYS_argnlen", 23 },
|
||||
{ "SYS_argv", 13 },
|
||||
{ "SYS_argvlen", 12 },
|
||||
{ "SYS_chdir", 14 },
|
||||
{ "SYS_chmod", 16 },
|
||||
{ "SYS_close", 3 },
|
||||
{ "SYS_exit", 1 },
|
||||
{ "SYS_fstat", 10 },
|
||||
{ "SYS_getpid", 8 },
|
||||
{ "SYS_gettimeofday", 19 },
|
||||
{ "SYS_kill", 9 },
|
||||
{ "SYS_link", 21 },
|
||||
{ "SYS_lseek", 6 },
|
||||
{ "SYS_open", 2 },
|
||||
{ "SYS_read", 4 },
|
||||
{ "SYS_reconfig", 25 },
|
||||
{ "SYS_stat", 15 },
|
||||
{ "SYS_time", 18 },
|
||||
{ "SYS_times", 20 },
|
||||
{ "SYS_unlink", 7 },
|
||||
{ "SYS_utime", 17 },
|
||||
{ "SYS_write", 5 },
|
||||
#undef sys_defs
|
||||
/* end sys target macros */
|
||||
#endif
|
||||
@ -454,7 +454,7 @@ BUILT_SRC_FROM_MULTI = @sim_multi_src@
|
||||
SIM_MULTI_IGEN_CONFIGS = @sim_multi_igen_configs@
|
||||
|
||||
$(BUILT_SRC_FROM_MULTI): tmp-multi
|
||||
tmp-multi: tmp-mach-multi tmp-itable-multi tmp-run-multi targ-vals.h
|
||||
tmp-multi: tmp-mach-multi tmp-itable-multi tmp-run-multi
|
||||
tmp-mach-multi: $(IGEN_INSN) $(IGEN_DC) $(IGEN) $(IGEN_INCLUDE)
|
||||
for t in $(SIM_MULTI_IGEN_CONFIGS); do \
|
||||
p=`echo $${t} | sed -e 's/:.*//'` ; \
|
||||
|
||||
Loading…
Reference in New Issue
Block a user