a469666149
The attribinfo data structure is not used Adjust the command-line arguments to the python scripts Add hex_common.read_common_files for TCG/helper generation scripts Signed-off-by: Taylor Simpson <ltaylorsimpson@gmail.com> Reviewed-by: Brian Cain <bcain@quicinc.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-Id: <20240307032327.4799-10-ltaylorsimpson@gmail.com> Signed-off-by: Brian Cain <bcain@quicinc.com>
86 lines
2.7 KiB
Python
Executable File
86 lines
2.7 KiB
Python
Executable File
#!/usr/bin/env python3
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##
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## Copyright(c) 2019-2024 Qualcomm Innovation Center, Inc. All Rights Reserved.
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##
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## This program is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation; either version 2 of the License, or
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## (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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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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##
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import sys
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import re
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import string
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import hex_common
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##
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## Generate the DEF_HELPER prototype for an instruction
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## For A2_add: Rd32=add(Rs32,Rt32)
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## We produce:
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## DEF_HELPER_3(A2_add, s32, env, s32, s32)
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##
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def gen_helper_prototype(f, tag, tagregs, tagimms):
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regs = tagregs[tag]
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imms = tagimms[tag]
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declared = []
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ret_type = hex_common.helper_ret_type(tag, regs).proto_arg
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declared.append(ret_type)
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for arg in hex_common.helper_args(tag, regs, imms):
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declared.append(arg.proto_arg)
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arguments = ", ".join(declared)
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## Add the TCG_CALL_NO_RWG_SE flag to helpers that don't take the env
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## argument and aren't HVX instructions. Since HVX instructions take
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## pointers to their arguments, they will have side effects.
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if hex_common.need_env(tag) or hex_common.is_hvx_insn(tag):
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f.write(f"DEF_HELPER_{len(declared) - 1}({tag}, {arguments})\n")
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else:
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f.write(f"DEF_HELPER_FLAGS_{len(declared) - 1}({tag}, "
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f"TCG_CALL_NO_RWG_SE, {arguments})\n")
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def main():
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hex_common.read_common_files()
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tagregs = hex_common.get_tagregs()
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tagimms = hex_common.get_tagimms()
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output_file = sys.argv[-1]
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with open(output_file, "w") as f:
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for tag in hex_common.tags:
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## Skip the priv instructions
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if "A_PRIV" in hex_common.attribdict[tag]:
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continue
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## Skip the guest instructions
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if "A_GUEST" in hex_common.attribdict[tag]:
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continue
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## Skip the diag instructions
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if tag == "Y6_diag":
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continue
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if tag == "Y6_diag0":
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continue
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if tag == "Y6_diag1":
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continue
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if hex_common.skip_qemu_helper(tag):
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continue
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if hex_common.is_idef_parser_enabled(tag):
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continue
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gen_helper_prototype(f, tag, tagregs, tagimms)
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if __name__ == "__main__":
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main()
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