mirror of
https://github.com/qemu/qemu.git
synced 2024-11-24 03:13:44 +08:00
eb37086fb0
These members will be used to help plugins to identify registers. The added members in instances of GDBFeature dynamically generated by CPUs will be filled in later changes. Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com> Message-Id: <20231213-gdb-v17-10-777047380591@daynix.com> Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Message-Id: <20240227144335.1196131-15-alex.bennee@linaro.org>
103 lines
3.0 KiB
Python
103 lines
3.0 KiB
Python
#!/usr/bin/env python3
|
|
# SPDX-License-Identifier: GPL-2.0-or-later
|
|
|
|
import os, sys, xml.etree.ElementTree
|
|
|
|
def writeliteral(indent, bytes):
|
|
sys.stdout.write(' ' * indent)
|
|
sys.stdout.write('"')
|
|
quoted = True
|
|
|
|
for c in bytes:
|
|
if not quoted:
|
|
sys.stdout.write('\n')
|
|
sys.stdout.write(' ' * indent)
|
|
sys.stdout.write('"')
|
|
quoted = True
|
|
|
|
if c == b'"'[0]:
|
|
sys.stdout.write('\\"')
|
|
elif c == b'\\'[0]:
|
|
sys.stdout.write('\\\\')
|
|
elif c == b'\n'[0]:
|
|
sys.stdout.write('\\n"')
|
|
quoted = False
|
|
elif c >= 32 and c < 127:
|
|
sys.stdout.write(c.to_bytes(1, 'big').decode())
|
|
else:
|
|
sys.stdout.write(f'\{c:03o}')
|
|
|
|
if quoted:
|
|
sys.stdout.write('"')
|
|
|
|
sys.stdout.write('#include "qemu/osdep.h"\n' \
|
|
'#include "exec/gdbstub.h"\n' \
|
|
'\n'
|
|
'const GDBFeature gdb_static_features[] = {\n')
|
|
|
|
for input in sys.argv[1:]:
|
|
with open(input, 'rb') as file:
|
|
read = file.read()
|
|
|
|
parser = xml.etree.ElementTree.XMLPullParser(['start', 'end'])
|
|
parser.feed(read)
|
|
events = parser.read_events()
|
|
event, element = next(events)
|
|
if event != 'start':
|
|
sys.stderr.write(f'unexpected event: {event}\n')
|
|
exit(1)
|
|
if element.tag != 'feature':
|
|
sys.stderr.write(f'unexpected start tag: {element.tag}\n')
|
|
exit(1)
|
|
|
|
feature_name = element.attrib['name']
|
|
regnum = 0
|
|
regnames = []
|
|
regnums = []
|
|
tags = ['feature']
|
|
for event, element in events:
|
|
if event == 'end':
|
|
if element.tag != tags[len(tags) - 1]:
|
|
sys.stderr.write(f'unexpected end tag: {element.tag}\n')
|
|
exit(1)
|
|
|
|
tags.pop()
|
|
if element.tag == 'feature':
|
|
break
|
|
elif event == 'start':
|
|
if len(tags) < 2 and element.tag == 'reg':
|
|
if 'regnum' in element.attrib:
|
|
regnum = int(element.attrib['regnum'])
|
|
|
|
regnames.append(element.attrib['name'])
|
|
regnums.append(regnum)
|
|
regnum += 1
|
|
|
|
tags.append(element.tag)
|
|
else:
|
|
raise Exception(f'unexpected event: {event}\n')
|
|
|
|
if len(tags):
|
|
sys.stderr.write('unterminated feature tag\n')
|
|
exit(1)
|
|
|
|
base_reg = min(regnums)
|
|
num_regs = max(regnums) - base_reg + 1 if len(regnums) else 0
|
|
|
|
sys.stdout.write(' {\n')
|
|
writeliteral(8, bytes(os.path.basename(input), 'utf-8'))
|
|
sys.stdout.write(',\n')
|
|
writeliteral(8, read)
|
|
sys.stdout.write(',\n')
|
|
writeliteral(8, bytes(feature_name, 'utf-8'))
|
|
sys.stdout.write(',\n (const char * const []) {\n')
|
|
|
|
for index, regname in enumerate(regnames):
|
|
sys.stdout.write(f' [{regnums[index] - base_reg}] =\n')
|
|
writeliteral(16, bytes(regname, 'utf-8'))
|
|
sys.stdout.write(',\n')
|
|
|
|
sys.stdout.write(f' }},\n {num_regs},\n }},\n')
|
|
|
|
sys.stdout.write(' { NULL }\n};\n')
|