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-rw-r--r--src/devices/cpu/drcbex64.h290
1 files changed, 9 insertions, 281 deletions
diff --git a/src/devices/cpu/drcbex64.h b/src/devices/cpu/drcbex64.h
index 51e0c94fed3..116b4939730 100644
--- a/src/devices/cpu/drcbex64.h
+++ b/src/devices/cpu/drcbex64.h
@@ -13,293 +13,21 @@
#pragma once
#include "drcuml.h"
-#include "drcbeut.h"
-#include "x86log.h"
-#include "asmjit/src/asmjit/asmjit.h"
-
-#include <vector>
+#include <memory>
namespace drc {
-//**************************************************************************
-// TYPE DEFINITIONS
-//**************************************************************************
-
-class drcbe_x64 : public drcbe_interface
-{
- typedef uint32_t (*x86_entry_point_func)(uint8_t *rbpvalue, x86code *entry);
-
-public:
- // construction/destruction
- drcbe_x64(drcuml_state &drcuml, device_t &device, drc_cache &cache, uint32_t flags, int modes, int addrbits, int ignorebits);
- virtual ~drcbe_x64();
-
- // required overrides
- virtual void reset() override;
- virtual int execute(uml::code_handle &entry) override;
- virtual void generate(drcuml_block &block, const uml::instruction *instlist, uint32_t numinst) override;
- virtual bool hash_exists(uint32_t mode, uint32_t pc) override;
- virtual void get_info(drcbe_info &info) override;
- virtual bool logging() const override { return m_log != nullptr; }
-
-private:
- // a be_parameter is similar to a uml::parameter but maps to native registers/memory
- class be_parameter
- {
- public:
- // HACK: leftover from x86emit
- static int const REG_MAX = 16;
-
- // parameter types
- enum be_parameter_type
- {
- PTYPE_NONE = 0, // invalid
- PTYPE_IMMEDIATE, // immediate; value = sign-extended to 64 bits
- PTYPE_INT_REGISTER, // integer register; value = 0-REG_MAX
- PTYPE_FLOAT_REGISTER, // floating point register; value = 0-REG_MAX
- PTYPE_VECTOR_REGISTER, // vector register; value = 0-REG_MAX
- PTYPE_MEMORY, // memory; value = pointer to memory
- PTYPE_MAX
- };
-
- // represents the value of a parameter
- typedef uint64_t be_parameter_value;
-
- // construction
- be_parameter() : m_type(PTYPE_NONE), m_value(0) { }
- be_parameter(be_parameter const &param) : m_type(param.m_type), m_value(param.m_value) { }
- be_parameter(uint64_t val) : m_type(PTYPE_IMMEDIATE), m_value(val) { }
- be_parameter(drcbe_x64 &drcbe, const uml::parameter &param, uint32_t allowed);
-
- // creators for types that don't safely default
- static inline be_parameter make_ireg(int regnum) { assert(regnum >= 0 && regnum < REG_MAX); return be_parameter(PTYPE_INT_REGISTER, regnum); }
- static inline be_parameter make_freg(int regnum) { assert(regnum >= 0 && regnum < REG_MAX); return be_parameter(PTYPE_FLOAT_REGISTER, regnum); }
- static inline be_parameter make_memory(void *base) { return be_parameter(PTYPE_MEMORY, reinterpret_cast<be_parameter_value>(base)); }
- static inline be_parameter make_memory(const void *base) { return be_parameter(PTYPE_MEMORY, reinterpret_cast<be_parameter_value>(const_cast<void *>(base))); }
-
- // operators
- bool operator==(be_parameter const &rhs) const { return (m_type == rhs.m_type && m_value == rhs.m_value); }
- bool operator!=(be_parameter const &rhs) const { return (m_type != rhs.m_type || m_value != rhs.m_value); }
-
- // getters
- be_parameter_type type() const { return m_type; }
- uint64_t immediate() const { assert(m_type == PTYPE_IMMEDIATE); return m_value; }
- uint32_t ireg() const { assert(m_type == PTYPE_INT_REGISTER); assert(m_value < REG_MAX); return m_value; }
- uint32_t freg() const { assert(m_type == PTYPE_FLOAT_REGISTER); assert(m_value < REG_MAX); return m_value; }
- void *memory() const { assert(m_type == PTYPE_MEMORY); return reinterpret_cast<void *>(m_value); }
-
- // type queries
- bool is_immediate() const { return (m_type == PTYPE_IMMEDIATE); }
- bool is_int_register() const { return (m_type == PTYPE_INT_REGISTER); }
- bool is_float_register() const { return (m_type == PTYPE_FLOAT_REGISTER); }
- bool is_memory() const { return (m_type == PTYPE_MEMORY); }
-
- // other queries
- bool is_immediate_value(uint64_t value) const { return (m_type == PTYPE_IMMEDIATE && m_value == value); }
-
- // helpers
- asmjit::x86::Gp select_register(asmjit::x86::Gp defreg) const;
- asmjit::x86::Xmm select_register(asmjit::x86::Xmm defreg) const;
- asmjit::x86::Gp select_register(asmjit::x86::Gp defreg, be_parameter const &checkparam) const;
- asmjit::x86::Gp select_register(asmjit::x86::Gp defreg, be_parameter const &checkparam, be_parameter const &checkparam2) const;
- asmjit::x86::Xmm select_register(asmjit::x86::Xmm defreg, be_parameter const &checkparam) const;
-
- private:
- // private constructor
- be_parameter(be_parameter_type type, be_parameter_value value) : m_type(type), m_value(value) { }
-
- // internals
- be_parameter_type m_type; // parameter type
- be_parameter_value m_value; // parameter value
- };
-
- // helpers
- asmjit::x86::Mem MABS(const void *ptr, const uint32_t size = 0) const { return asmjit::x86::Mem(asmjit::x86::rbp, offset_from_rbp(ptr), size); }
- bool short_immediate(int64_t immediate) const { return (int32_t)immediate == immediate; }
- void normalize_commutative(be_parameter &inner, be_parameter &outer);
- int32_t offset_from_rbp(const void *ptr) const;
- asmjit::x86::Gp get_base_register_and_offset(asmjit::x86::Assembler &a, void *target, asmjit::x86::Gp const &reg, int32_t &offset);
- void smart_call_r64(asmjit::x86::Assembler &a, x86code *target, asmjit::x86::Gp const &reg);
- void smart_call_m64(asmjit::x86::Assembler &a, x86code **target);
-
- static void debug_log_hashjmp(offs_t pc, int mode);
- static void debug_log_hashjmp_fail();
-
- // code generators
- void op_handle(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_hash(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_label(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_comment(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_mapvar(asmjit::x86::Assembler &a, const uml::instruction &inst);
-
- void op_nop(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_debug(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_exit(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_hashjmp(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_jmp(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_exh(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_callh(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_ret(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_callc(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_recover(asmjit::x86::Assembler &a, const uml::instruction &inst);
-
- void op_setfmod(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_getfmod(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_getexp(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_getflgs(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_save(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_restore(asmjit::x86::Assembler &a, const uml::instruction &inst);
-
- void op_load(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_loads(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_store(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_read(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_readm(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_write(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_writem(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_carry(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_set(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_mov(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_sext(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_roland(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_rolins(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_add(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_addc(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_sub(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_subc(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_cmp(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_mulu(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_muls(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_divu(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_divs(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_and(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_test(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_or(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_xor(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_lzcnt(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_tzcnt(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_bswap(asmjit::x86::Assembler &a, const uml::instruction &inst);
- template <asmjit::x86::Inst::Id Opcode> void op_shift(asmjit::x86::Assembler &a, const uml::instruction &inst);
-
- void op_fload(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fstore(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fread(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fwrite(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fmov(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_ftoint(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_ffrint(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_ffrflt(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_frnds(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fadd(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fsub(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fcmp(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fmul(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fdiv(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fneg(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fabs(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fsqrt(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_frecip(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_frsqrt(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_fcopyi(asmjit::x86::Assembler &a, const uml::instruction &inst);
- void op_icopyf(asmjit::x86::Assembler &a, const uml::instruction &inst);
-
- // alu and shift operation helpers
- static bool ones(u64 const value, unsigned const size) noexcept { return (size == 4) ? u32(value) == 0xffffffffU : value == 0xffffffff'ffffffffULL; }
- void alu_op_param(asmjit::x86::Assembler &a, asmjit::x86::Inst::Id const opcode, asmjit::Operand const &dst, be_parameter const &param, std::function<bool(asmjit::x86::Assembler &a, asmjit::Operand const &dst, be_parameter const &src)> optimize = [](asmjit::x86::Assembler &a, asmjit::Operand dst, be_parameter const &src) { return false; });
- void shift_op_param(asmjit::x86::Assembler &a, asmjit::x86::Inst::Id const opcode, asmjit::Operand const &dst, be_parameter const &param);
-
- // parameter helpers
- void mov_reg_param(asmjit::x86::Assembler &a, asmjit::x86::Gp const &reg, be_parameter const &param, bool const keepflags = false);
- void mov_param_reg(asmjit::x86::Assembler &a, be_parameter const &param, asmjit::x86::Gp const &reg);
- void mov_mem_param(asmjit::x86::Assembler &a, asmjit::x86::Mem const &memref, be_parameter const &param);
-
- // special-case move helpers
- void movsx_r64_p32(asmjit::x86::Assembler &a, asmjit::x86::Gp const &reg, be_parameter const &param);
- void mov_r64_imm(asmjit::x86::Assembler &a, asmjit::x86::Gp const &reg, uint64_t const imm);
-
- // floating-point helpers
- void movss_r128_p32(asmjit::x86::Assembler &a, asmjit::x86::Xmm const &reg, be_parameter const &param);
- void movss_p32_r128(asmjit::x86::Assembler &a, be_parameter const &param, asmjit::x86::Xmm const &reg);
- void movsd_r128_p64(asmjit::x86::Assembler &a, asmjit::x86::Xmm const &reg, be_parameter const &param);
- void movsd_p64_r128(asmjit::x86::Assembler &a, be_parameter const &param, asmjit::x86::Xmm const &reg);
-
- size_t emit(asmjit::CodeHolder &ch);
-
- // internal state
- drc_hash_table m_hash; // hash table state
- drc_map_variables m_map; // code map
- x86log_context * m_log; // logging
- FILE * m_log_asmjit;
-
- uint32_t * m_absmask32; // absolute value mask (32-bit)
- uint64_t * m_absmask64; // absolute value mask (32-bit)
- uint8_t * m_rbpvalue; // value of RBP
-
- x86_entry_point_func m_entry; // entry point
- x86code * m_exit; // exit point
- x86code * m_nocode; // nocode handler
-
- // state to live in the near cache
- struct near_state
- {
- x86code * debug_cpu_instruction_hook;// debugger callback
- x86code * debug_log_hashjmp; // hashjmp debugging
- x86code * debug_log_hashjmp_fail; // hashjmp debugging
- x86code * drcmap_get_value; // map lookup helper
-
- uint32_t ssemode; // saved SSE mode
- uint32_t ssemodesave; // temporary location for saving
- uint32_t ssecontrol[4]; // copy of the sse_control array
- float single1; // 1.0 is single-precision
- double double1; // 1.0 in double-precision
-
- void * stacksave; // saved stack pointer
- void * hashstacksave; // saved stack pointer for hashjmp
-
- uint8_t flagsmap[0x1000]; // flags map
- uint64_t flagsunmap[0x20]; // flags unmapper
- };
- near_state & m_near;
-
- // resolved memory handler functions
- struct resolved_handler { uintptr_t obj = 0; x86code *func = nullptr; };
- struct resolved_accessors
- {
-
- resolved_handler read_byte;
- resolved_handler read_word;
- resolved_handler read_word_masked;
- resolved_handler read_dword;
- resolved_handler read_dword_masked;
- resolved_handler read_qword;
- resolved_handler read_qword_masked;
-
- resolved_handler write_byte;
- resolved_handler write_word;
- resolved_handler write_word_masked;
- resolved_handler write_dword;
- resolved_handler write_dword_masked;
- resolved_handler write_qword;
- resolved_handler write_qword_masked;
- };
- using resolved_accessors_vector = std::vector<resolved_accessors>;
- resolved_accessors_vector m_resolved_accessors;
-
- // globals
- using opcode_generate_func = void (drcbe_x64::*)(asmjit::x86::Assembler &, const uml::instruction &);
- struct opcode_table_entry
- {
- uml::opcode_t opcode; // opcode in question
- opcode_generate_func func; // function pointer to the work
- };
- static const opcode_table_entry s_opcode_table_source[];
- static opcode_generate_func s_opcode_table[uml::OP_MAX];
-};
+std::unique_ptr<drcbe_interface> make_drcbe_x64(
+ drcuml_state &drcuml,
+ device_t &device,
+ drc_cache &cache,
+ uint32_t flags,
+ int modes,
+ int addrbits,
+ int ignorebits);
} // namespace drc
-using drc::drcbe_x64;
-
#endif // MAME_CPU_DRCBEX64_H