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// See LICENSE for license details.
#ifndef _RISCV_ISA_PARSER_H
#define _RISCV_ISA_PARSER_H
#include "decode.h"
#include <vector>
#include <string>
#include <unordered_map>
class extension_t;
typedef enum {
// 65('A') ~ 90('Z') is reserved for standard isa in misa
EXT_ZFH,
EXT_ZFHMIN,
EXT_ZBA,
EXT_ZBB,
EXT_ZBC,
EXT_ZBS,
EXT_ZBKB,
EXT_ZBKC,
EXT_ZBKX,
EXT_ZKND,
EXT_ZKNE,
EXT_ZKNH,
EXT_ZKSED,
EXT_ZKSH,
EXT_ZKR,
EXT_ZMMUL,
EXT_ZBPBO,
EXT_ZPN,
EXT_ZPSFOPERAND,
EXT_SVNAPOT,
EXT_SVPBMT,
EXT_SVINVAL,
EXT_ZDINX,
EXT_ZFINX,
EXT_ZHINX,
EXT_ZHINXMIN,
EXT_ZICBOM,
EXT_ZICBOZ,
EXT_ZICNTR,
EXT_ZIHPM,
EXT_XZBP,
EXT_XZBS,
EXT_XZBE,
EXT_XZBF,
EXT_XZBC,
EXT_XZBM,
EXT_XZBR,
EXT_XZBT,
} isa_extension_t;
typedef enum {
IMPL_MMU_SV32,
IMPL_MMU_SV39,
IMPL_MMU_SV48,
IMPL_MMU_SV57,
IMPL_MMU_SBARE,
IMPL_MMU,
} impl_extension_t;
class isa_parser_t {
public:
isa_parser_t(const char* str, const char *priv);
~isa_parser_t(){};
unsigned get_max_xlen() const { return max_xlen; }
reg_t get_max_isa() const { return max_isa; }
std::string get_isa_string() const { return isa_string; }
bool extension_enabled(unsigned char ext) const {
if (ext >= 'A' && ext <= 'Z')
return (max_isa >> (ext - 'A')) & 1;
else
return extension_table[ext];
}
const std::unordered_map<std::string, extension_t*> &
get_extensions() const { return extensions; }
protected:
unsigned max_xlen;
reg_t max_isa;
std::vector<bool> extension_table;
std::string isa_string;
std::unordered_map<std::string, extension_t*> extensions;
};
#endif
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