#define _RISCV_TRAP_H
#include "decode.h"
+#include <stdlib.h>
struct state_t;
public:
trap_t(reg_t which) : which(which) {}
virtual const char* name();
- virtual void side_effects(state_t* state) {}
+ virtual bool has_badaddr() { return false; }
+ virtual reg_t get_badaddr() { abort(); }
reg_t cause() { return which; }
private:
char _name[16];
class mem_trap_t : public trap_t
{
public:
- mem_trap_t(reg_t which, reg_t badvaddr)
- : trap_t(which), badvaddr(badvaddr) {}
- void side_effects(state_t* state);
- reg_t get_badvaddr() { return badvaddr; }
+ mem_trap_t(reg_t which, reg_t badaddr)
+ : trap_t(which), badaddr(badaddr) {}
+ bool has_badaddr() override { return true; }
+ reg_t get_badaddr() override { return badaddr; }
private:
- reg_t badvaddr;
+ reg_t badaddr;
};
#define DECLARE_TRAP(n, x) class trap_##x : public trap_t { \
#define DECLARE_MEM_TRAP(n, x) class trap_##x : public mem_trap_t { \
public: \
- trap_##x(reg_t badvaddr) : mem_trap_t(n, badvaddr) {} \
+ trap_##x(reg_t badaddr) : mem_trap_t(n, badaddr) {} \
const char* name() { return "trap_"#x; } \
};
DECLARE_MEM_TRAP(CAUSE_MISALIGNED_FETCH, instruction_address_misaligned)
-DECLARE_MEM_TRAP(CAUSE_FAULT_FETCH, instruction_access_fault)
-DECLARE_TRAP(CAUSE_ILLEGAL_INSTRUCTION, illegal_instruction)
-DECLARE_TRAP(CAUSE_SCALL, scall)
-DECLARE_TRAP(CAUSE_HCALL, hcall)
-DECLARE_TRAP(CAUSE_MCALL, mcall)
-DECLARE_TRAP(CAUSE_BREAKPOINT, breakpoint)
+DECLARE_MEM_TRAP(CAUSE_FETCH_ACCESS, instruction_access_fault)
+DECLARE_MEM_TRAP(CAUSE_ILLEGAL_INSTRUCTION, illegal_instruction)
+DECLARE_MEM_TRAP(CAUSE_BREAKPOINT, breakpoint)
DECLARE_MEM_TRAP(CAUSE_MISALIGNED_LOAD, load_address_misaligned)
DECLARE_MEM_TRAP(CAUSE_MISALIGNED_STORE, store_address_misaligned)
-DECLARE_MEM_TRAP(CAUSE_FAULT_LOAD, load_access_fault)
-DECLARE_MEM_TRAP(CAUSE_FAULT_STORE, store_access_fault)
+DECLARE_MEM_TRAP(CAUSE_LOAD_ACCESS, load_access_fault)
+DECLARE_MEM_TRAP(CAUSE_STORE_ACCESS, store_access_fault)
+DECLARE_TRAP(CAUSE_USER_ECALL, user_ecall)
+DECLARE_TRAP(CAUSE_SUPERVISOR_ECALL, supervisor_ecall)
+DECLARE_TRAP(CAUSE_HYPERVISOR_ECALL, hypervisor_ecall)
+DECLARE_TRAP(CAUSE_MACHINE_ECALL, machine_ecall)
+DECLARE_MEM_TRAP(CAUSE_FETCH_PAGE_FAULT, instruction_page_fault)
+DECLARE_MEM_TRAP(CAUSE_LOAD_PAGE_FAULT, load_page_fault)
+DECLARE_MEM_TRAP(CAUSE_STORE_PAGE_FAULT, store_page_fault)
#endif