Retro68/binutils/bfd/cpu-riscv.h
Wolfgang Thaller f485e125c4 binutils 2.39
2022-10-27 20:45:45 +02:00

86 lines
2.6 KiB
C

/* RISC-V spec version controlling support.
Copyright (C) 2019-2022 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
enum riscv_spec_class
{
/* ISA spec. */
ISA_SPEC_CLASS_NONE = 0,
ISA_SPEC_CLASS_2P2,
ISA_SPEC_CLASS_20190608,
ISA_SPEC_CLASS_20191213,
ISA_SPEC_CLASS_DRAFT,
/* Privileged spec. */
PRIV_SPEC_CLASS_NONE,
PRIV_SPEC_CLASS_1P9P1,
PRIV_SPEC_CLASS_1P10,
PRIV_SPEC_CLASS_1P11,
PRIV_SPEC_CLASS_1P12,
PRIV_SPEC_CLASS_DRAFT,
};
struct riscv_spec
{
const char *name;
enum riscv_spec_class spec_class;
};
extern const struct riscv_spec riscv_isa_specs[];
extern const struct riscv_spec riscv_priv_specs[];
#define RISCV_GET_SPEC_CLASS(UTYPE, LTYPE, NAME, CLASS) \
do \
{ \
if (NAME == NULL) \
break; \
\
int i_spec = UTYPE##_SPEC_CLASS_NONE + 1; \
for (; i_spec < UTYPE##_SPEC_CLASS_DRAFT; i_spec++) \
{ \
int j_spec = i_spec - UTYPE##_SPEC_CLASS_NONE -1; \
if (riscv_##LTYPE##_specs[j_spec].name \
&& strcmp (riscv_##LTYPE##_specs[j_spec].name, NAME) == 0)\
{ \
CLASS = riscv_##LTYPE##_specs[j_spec].spec_class; \
break; \
} \
} \
} \
while (0)
#define RISCV_GET_SPEC_NAME(UTYPE, LTYPE, NAME, CLASS) \
(NAME) = riscv_##LTYPE##_specs[(CLASS) - UTYPE##_SPEC_CLASS_NONE - 1].name
#define RISCV_GET_ISA_SPEC_CLASS(NAME, CLASS) \
RISCV_GET_SPEC_CLASS(ISA, isa, NAME, CLASS)
#define RISCV_GET_PRIV_SPEC_CLASS(NAME, CLASS) \
RISCV_GET_SPEC_CLASS(PRIV, priv, NAME, CLASS)
#define RISCV_GET_PRIV_SPEC_NAME(NAME, CLASS) \
RISCV_GET_SPEC_NAME(PRIV, priv, NAME, CLASS)
extern void
riscv_get_priv_spec_class_from_numbers (unsigned int,
unsigned int,
unsigned int,
enum riscv_spec_class *);
extern bool
riscv_elf_is_mapping_symbols (const char *);