diff options
Diffstat (limited to 'modules/devices/riscv')
| -rw-r--r-- | modules/devices/riscv/riscv_data.c | 63 | ||||
| -rw-r--r-- | modules/devices/riscv/riscv_data.h | 3 |
2 files changed, 44 insertions, 22 deletions
diff --git a/modules/devices/riscv/riscv_data.c b/modules/devices/riscv/riscv_data.c index b61a85de..bd4266eb 100644 --- a/modules/devices/riscv/riscv_data.c +++ b/modules/devices/riscv/riscv_data.c @@ -21,6 +21,7 @@ #include <stdlib.h> #include <stdio.h> #include <string.h> +#include <ctype.h> #include "riscv_data.h" #ifndef _ @@ -33,27 +34,42 @@ static struct { char *name, *meaning; } tab_ext_meaning[] = { - { "RV32", N_("32-bit") }, - { "RV64", N_("64-bit") }, - { "RV128", N_("128-bit") }, - { "E", N_("Base embedded integer instructions (15 registers)") }, - { "I", N_("Base integer instructions (31 registers)") }, - { "M", N_("Hardware integer multiply and divide") }, - { "A", N_("Atomic memory operations") }, - { "C", N_("Compressed 16-bit instructions") }, - { "F", N_("Floating-point instructions, single-precision") }, - { "D", N_("Floating-point instructions, double-precision") }, - { "Q", N_("Floating-point instructions, quad-precision") }, - { "B", N_("Bit manipulation instructions") }, - { "V", N_("Vector operations") }, - { "T", N_("Transactional memory") }, - { "P", N_("Packed SIMD instructions") }, - { "L", N_("Decimal floating-point instructions") }, - { "J", N_("Dynamically translated languages") }, - { "N", N_("User-level interrupts") }, + { "RV32", N_("RISC-V 32-bit") }, + { "RV64", N_("RISC-V 64-bit") }, + { "RV128", N_("RISC-V 128-bit") }, + { "E", N_("Base embedded integer instructions (15 registers)") }, + { "I", N_("Base integer instructions (31 registers)") }, + { "M", N_("Hardware integer multiply and divide") }, + { "A", N_("Atomic memory operations") }, + { "C", N_("Compressed 16-bit instructions") }, + { "F", N_("Floating-point instructions, single-precision") }, + { "D", N_("Floating-point instructions, double-precision") }, + { "Q", N_("Floating-point instructions, quad-precision") }, + { "B", N_("Bit manipulation instructions") }, + { "V", N_("Vector operations") }, + { "T", N_("Transactional memory") }, + { "P", N_("Packed SIMD instructions") }, + { "L", N_("Decimal floating-point instructions") }, + { "J", N_("Dynamically translated languages") }, + { "N", N_("User-level interrupts") }, { NULL, NULL } }; +static char all_extensions[1024] = ""; + +#define APPEND_EXT(f) strcat(all_extensions, f); strcat(all_extensions, " "); +const char *riscv_ext_list() { + int i = 0, built = 0; + built = strlen(all_extensions); + if (!built) { + while(tab_ext_meaning[i].name != NULL) { + APPEND_EXT(tab_ext_meaning[i].name); + i++; + } + } + return all_extensions; +} + const char *riscv_ext_meaning(const char *ext) { int i = 0, l = 0; char *c = NULL; @@ -64,8 +80,11 @@ const char *riscv_ext_meaning(const char *ext) { else l = strlen(ext); while(tab_ext_meaning[i].name != NULL) { - if (strncasecmp(tab_ext_meaning[i].name, ext, l) == 0) - return _(tab_ext_meaning[i].meaning); + if (strncasecmp(tab_ext_meaning[i].name, ext, l) == 0) { + if (tab_ext_meaning[i].meaning != NULL) + return _(tab_ext_meaning[i].meaning); + else return NULL; + } i++; } } @@ -83,7 +102,7 @@ const char *riscv_ext_meaning(const char *ext) { static int riscv_isa_next(const char *isap, char *flag) { char *p = NULL, *start = NULL; char *next_sep = NULL, *next_digit = NULL; - int skip_len = 0, tag_len = 0, ver_len = 0, has_ver = 0; + int skip_len = 0, tag_len = 0, ver_len = 0; char ext_str[32], ver_str[32]; if (isap == NULL) @@ -174,7 +193,7 @@ char *riscv_isa_to_flags(const char *isa) { else if ( RV_CHECK_FOR("128") ) { ADD_EXT_FLAG("RV128"); ps += 3; } - while(tl = riscv_isa_next(ps, flag_buf)) { + while( (tl = riscv_isa_next(ps, flag_buf)) ) { if (flag_buf[0] == 'G') { /* G = IMAFD */ flag_buf[0] = 'I'; ADD_EXT_FLAG(flag_buf); flag_buf[0] = 'M'; ADD_EXT_FLAG(flag_buf); diff --git a/modules/devices/riscv/riscv_data.h b/modules/devices/riscv/riscv_data.h index 323c3722..1d3a0a48 100644 --- a/modules/devices/riscv/riscv_data.h +++ b/modules/devices/riscv/riscv_data.h @@ -24,6 +24,9 @@ /* convert RISC-V ISA string to flags list */ char *riscv_isa_to_flags(const char *isa); +/* all known extensions as flags list */ +const char *riscv_ext_list(void); + /* get meaning of flag */ const char *riscv_ext_meaning(const char *ext); |