XiangShan/scripts/xspdb/xscmd/cmd_trap.py

73 lines
2.6 KiB
Python

#***************************************************************************************
# Copyright (c) 2025 Beijing Institute of Open Source Chip (BOSC)
# Copyright (c) 2025 Institute of Computing Technology, Chinese Academy of Sciences
#
# XiangShan is licensed under Mulan PSL v2.
# You can use this software according to the terms and conditions of the Mulan PSL v2.
# You may obtain a copy of Mulan PSL v2 at:
# http://license.coscl.org.cn/MulanPSL2
#
# THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
# EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
# MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
#
# See the Mulan PSL v2 for more details.
#***************************************************************************************
from . import message, warn, GREEN, RESET, info
class CmdTrap:
"""Trap command class
"""
def __init__(self):
assert hasattr(self, "dut"), "this class must be used in XSPdb, canot be used alone"
self.condition_good_trap = {}
self.break_on_trap = {}
def api_is_hit_good_trap(self, show_log=False):
"""Check if the good trap is hit
Returns:
bool: Whether the good trap is hit
"""
trap = self.difftest_stat.trap
if trap.hasTrap != 0 and trap.code == 0:
if show_log:
message(f"{GREEN}HIT GOOD TRAP at pc = 0x{trap.pc:x} cycle = 0x{trap.cycleCnt:x} {RESET}")
return True
return False
def api_is_hit_good_loop(self, show_log=False):
"""Check if the good trap is hit
Args:
show_log (bool): Whether to show the log
Returns:
bool: Whether the good trap is hit
"""
for i in range(8):
cmt = self.difftest_stat.get_commit(i)
if cmt and cmt.valid:
if cmt.instr == 0x6f:
if show_log:
message(f"{GREEN}HIT GOOD LOOP at pc = 0x{cmt.pc:x}{RESET}")
return True
return False
def api_is_hit_trap_break(self, show_log=False):
"""Check if the trap is break
Args:
show_log (bool): Whether to show the log
Returns:
bool: Whether the trap is break
"""
trap = self.difftest_stat.trap
if trap.hasTrap != 0 and self.api_is_trap_break_on():
if show_log:
message(f"{GREEN}HIT TRAP BREAK pc: 0x{trap.pc:x} code: 0x{trap.code:x} hasWFI: {trap.hasWFI}{RESET}")
return True
return False