diff options
Diffstat (limited to 'disasm/isa_parser.cc')
| -rw-r--r-- | disasm/isa_parser.cc | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/disasm/isa_parser.cc b/disasm/isa_parser.cc index f29736b..62466d0 100644 --- a/disasm/isa_parser.cc +++ b/disasm/isa_parser.cc @@ -308,6 +308,8 @@ isa_parser_t::isa_parser_t(const char* str, const char *priv) extension_table[EXT_SSQOSID] = true; } else if (ext_str == "zicfilp") { extension_table[EXT_ZICFILP] = true; + } else if (ext_str == "zicfiss") { + extension_table[EXT_ZICFISS] = true; } else if (ext_str[0] == 'x') { extension_table['X'] = true; if (ext_str.size() == 1) { @@ -397,6 +399,16 @@ isa_parser_t::isa_parser_t(const char* str, const char *priv) (extension_table[EXT_ZVKG] || extension_table[EXT_ZVKNED] || extension_table[EXT_ZVKSH])) { bad_isa_string(str, "'Zvkg', 'Zvkned', and 'Zvksh' extensions are incompatible with 'Zpn' extension in rv64"); } + + // When SSE is 0, Zicfiss behavior is defined by Zicmop + if (extension_table[EXT_ZICFISS] && !extension_table[EXT_ZIMOP]) { + bad_isa_string(str, "'Zicfiss' extension requires 'Zimop' extension"); + } + + if (extension_table[EXT_ZICFISS] && extension_table[EXT_ZCA] && + !extension_table[EXT_ZCMOP]) { + bad_isa_string(str, "'Zicfiss' extension requires 'Zcmop' extension when `Zca` is supported"); + } #ifdef WORDS_BIGENDIAN // Access to the vector registers as element groups is unimplemented on big-endian setups. if (extension_table[EXT_ZVKG] || extension_table[EXT_ZVKNHA] || extension_table[EXT_ZVKNHB] || |