[v1.04][RISCV] First support for parsing multi-letter extensions

src/riscv/riscv.h

@@ -29,6 +29,36 @@ static const struct extension extension_list[] = {
   { 's' - 'a', "(S) Supervisor-level Instructions" }
 };
 
+#define RISCV_ISA_EXT_MAX	64
+#define RISCV_ISA_EXT_NAME_LEN_MAX 32
+#define RISCV_ISA_EXT_BASE 26
+
+// This enum represent the logical ID for multi-letter RISC-V ISA extensions.
+// The logical ID should start from RISCV_ISA_EXT_BASE and must not exceed
+// RISCV_ISA_EXT_MAX.
+#define RISCV_ISA_EXT_BASE		26
+
+#define RISCV_ISA_EXT_SSCOFPMF		26
+#define RISCV_ISA_EXT_SSTC		27
+#define RISCV_ISA_EXT_SVINVAL		28
+#define RISCV_ISA_EXT_SVPBMT		29
+#define RISCV_ISA_EXT_ZBB		30
+#define RISCV_ISA_EXT_ZICBOM		31
+#define RISCV_ISA_EXT_ZIHINTPAUSE	32
+#define RISCV_ISA_EXT_SVNAPOT		33
+#define RISCV_ISA_EXT_ZICBOZ		34
+#define RISCV_ISA_EXT_SMAIA		35
+#define RISCV_ISA_EXT_SSAIA		36
+#define RISCV_ISA_EXT_ZBA		37
+#define RISCV_ISA_EXT_ZBS		38
+#define RISCV_ISA_EXT_ZICNTR		39
+#define RISCV_ISA_EXT_ZICSR		40
+#define RISCV_ISA_EXT_ZIFENCEI		41
+#define RISCV_ISA_EXT_ZIHPM		42
+
+#define RISCV_ISA_EXT_MAX		64
+#define RISCV_ISA_EXT_NAME_LEN_MAX	32
+
 struct cpuInfo* get_cpu_info(void);
 char* get_str_topology(struct cpuInfo* cpu, struct topology* topo);
 char* get_str_extensions(struct cpuInfo* cpu);