You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
62 lines
1.2 KiB
62 lines
1.2 KiB
#ifndef _HWACHA_H
|
|
#define _HWACHA_H
|
|
|
|
#include "extension.h"
|
|
|
|
struct ct_state_t
|
|
{
|
|
void reset();
|
|
|
|
uint32_t nxpr;
|
|
uint32_t nfpr;
|
|
uint32_t maxvl;
|
|
uint32_t vl;
|
|
uint32_t count;
|
|
uint32_t prec;
|
|
|
|
reg_t vf_pc;
|
|
};
|
|
|
|
struct ut_state_t
|
|
{
|
|
void reset();
|
|
|
|
bool run;
|
|
regfile_t<reg_t, 32, true> XPR;
|
|
regfile_t<reg_t, 32, false> FPR;
|
|
};
|
|
|
|
class hwacha_t : public extension_t
|
|
{
|
|
public:
|
|
hwacha_t() : cause(0), aux(0), debug(false) {}
|
|
std::vector<insn_desc_t> get_instructions();
|
|
std::vector<disasm_insn_t*> get_disasms();
|
|
const char* name() { return "hwacha"; }
|
|
void reset();
|
|
void set_debug(bool value) { debug = value; }
|
|
|
|
ct_state_t* get_ct_state() { return &ct_state; }
|
|
ut_state_t* get_ut_state(int idx) { return &ut_state[idx]; }
|
|
bool vf_active();
|
|
reg_t get_cause() { return cause; }
|
|
reg_t get_aux() { return aux; }
|
|
void take_exception(reg_t, reg_t);
|
|
void clear_exception() { clear_interrupt(); }
|
|
|
|
bool get_debug() { return debug; }
|
|
disassembler_t* get_ut_disassembler() { return &ut_disassembler; }
|
|
|
|
static const int max_uts = 2048;
|
|
|
|
private:
|
|
ct_state_t ct_state;
|
|
ut_state_t ut_state[max_uts];
|
|
reg_t cause;
|
|
reg_t aux;
|
|
|
|
disassembler_t ut_disassembler;
|
|
bool debug;
|
|
};
|
|
|
|
#endif
|
|
|