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+/***************************************************************************
+
+ drcbex64.h
+
+ 64-bit x64 back-end for the universal machine language.
+
+****************************************************************************
+
+ Copyright Aaron Giles
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are
+ met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ * Neither the name 'MAME' nor the names of its contributors may be
+ used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR
+ IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
+ INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+***************************************************************************/
+
+#pragma once
+
+#ifndef __DRCBEX64_H__
+#define __DRCBEX64_H__
+
+#include "drcuml.h"
+#include "drcbeut.h"
+#include "x86log.h"
+
+#define X86EMIT_SIZE 64
+#include "x86emit.h"
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+class drcbe_x64 : public drcbe_interface
+{
+ typedef UINT32 (*x86_entry_point_func)(UINT8 *rbpvalue, x86code *entry);
+
+public:
+ // construction/destruction
+ drcbe_x64(drcuml_state &drcuml, device_t &device, drc_cache &cache, UINT32 flags, int modes, int addrbits, int ignorebits);
+ virtual ~drcbe_x64();
+
+ // required overrides
+ virtual void reset();
+ virtual int execute(uml::code_handle &entry);
+ virtual void generate(drcuml_block &block, const uml::instruction *instlist, UINT32 numinst);
+ virtual bool hash_exists(UINT32 mode, UINT32 pc);
+ virtual void get_info(drcbe_info &info);
+
+private:
+ // a be_parameter is similar to a uml::parameter but maps to native registers/memory
+ class be_parameter
+ {
+ public:
+ // 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 be_parameter_value;
+
+ // construction
+ be_parameter() : m_type(PTYPE_NONE), m_value(0) { }
+ be_parameter(const be_parameter &param) : m_type(param.m_type), m_value(param.m_value) { }
+ be_parameter(UINT64 val) : m_type(PTYPE_IMMEDIATE), m_value(val) { }
+ be_parameter(drcbe_x64 &drcbe, const uml::parameter &param, UINT32 allowed);
+
+ // creators for types that don't safely default
+ static inline be_parameter make_ireg(int regnum) { assert(regnum >= 0 && regnum < x64emit::REG_MAX); return be_parameter(PTYPE_INT_REGISTER, regnum); }
+ static inline be_parameter make_freg(int regnum) { assert(regnum >= 0 && regnum < x64emit::REG_MAX); return be_parameter(PTYPE_FLOAT_REGISTER, regnum); }
+ static inline be_parameter make_vreg(int regnum) { assert(regnum >= 0 && regnum < x64emit::REG_MAX); return be_parameter(PTYPE_VECTOR_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==(const be_parameter &rhs) const { return (m_type == rhs.m_type && m_value == rhs.m_value); }
+ bool operator!=(const be_parameter &rhs) const { return (m_type != rhs.m_type || m_value != rhs.m_value); }
+
+ // getters
+ be_parameter_type type() const { return m_type; }
+ UINT64 immediate() const { assert(m_type == PTYPE_IMMEDIATE); return m_value; }
+ int ireg() const { assert(m_type == PTYPE_INT_REGISTER); assert(m_value >= 0 && m_value < x64emit::REG_MAX); return m_value; }
+ int freg() const { assert(m_type == PTYPE_FLOAT_REGISTER); assert(m_value >= 0 && m_value < x64emit::REG_MAX); return m_value; }
+ int vreg() const { assert(m_type == PTYPE_VECTOR_REGISTER); assert(m_value >= 0 && m_value < x64emit::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_vector_register() const { return (m_type == PTYPE_VECTOR_REGISTER); }
+ bool is_memory() const { return (m_type == PTYPE_MEMORY); }
+
+ // other queries
+ bool is_immediate_value(UINT64 value) const { return (m_type == PTYPE_IMMEDIATE && m_value == value); }
+
+ // helpers
+ int select_register(int defreg) const;
+ int select_register(int defreg, const be_parameter &checkparam) const;
+ int select_register(int defreg, const be_parameter &checkparam, const be_parameter &checkparam2) 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
+ x86_memref MABS(const void *ptr);
+ bool short_immediate(INT64 immediate) const { return (INT32)immediate == immediate; }
+ void normalize_commutative(be_parameter &inner, be_parameter &outer);
+ INT32 offset_from_rbp(const void *ptr);
+ int get_base_register_and_offset(x86code *&dst, void *target, UINT8 reg, INT32 &offset);
+ void emit_smart_call_r64(x86code *&dst, x86code *target, UINT8 reg);
+ void emit_smart_call_m64(x86code *&dst, x86code **target);
+
+ void fixup_label(void *parameter, drccodeptr labelcodeptr);
+ void fixup_exception(drccodeptr *codeptr, void *param1, void *param2);
+
+ static void debug_log_hashjmp(offs_t pc, int mode);
+ static void debug_log_hashjmp_fail();
+
+ // code generators
+ void op_handle(x86code *&dst, const uml::instruction &inst);
+ void op_hash(x86code *&dst, const uml::instruction &inst);
+ void op_label(x86code *&dst, const uml::instruction &inst);
+ void op_comment(x86code *&dst, const uml::instruction &inst);
+ void op_mapvar(x86code *&dst, const uml::instruction &inst);
+
+ void op_nop(x86code *&dst, const uml::instruction &inst);
+ void op_debug(x86code *&dst, const uml::instruction &inst);
+ void op_exit(x86code *&dst, const uml::instruction &inst);
+ void op_hashjmp(x86code *&dst, const uml::instruction &inst);
+ void op_jmp(x86code *&dst, const uml::instruction &inst);
+ void op_exh(x86code *&dst, const uml::instruction &inst);
+ void op_callh(x86code *&dst, const uml::instruction &inst);
+ void op_ret(x86code *&dst, const uml::instruction &inst);
+ void op_callc(x86code *&dst, const uml::instruction &inst);
+ void op_recover(x86code *&dst, const uml::instruction &inst);
+
+ void op_setfmod(x86code *&dst, const uml::instruction &inst);
+ void op_getfmod(x86code *&dst, const uml::instruction &inst);
+ void op_getexp(x86code *&dst, const uml::instruction &inst);
+ void op_getflgs(x86code *&dst, const uml::instruction &inst);
+ void op_save(x86code *&dst, const uml::instruction &inst);
+ void op_restore(x86code *&dst, const uml::instruction &inst);
+
+ void op_load(x86code *&dst, const uml::instruction &inst);
+ void op_loads(x86code *&dst, const uml::instruction &inst);
+ void op_store(x86code *&dst, const uml::instruction &inst);
+ void op_read(x86code *&dst, const uml::instruction &inst);
+ void op_readm(x86code *&dst, const uml::instruction &inst);
+ void op_write(x86code *&dst, const uml::instruction &inst);
+ void op_writem(x86code *&dst, const uml::instruction &inst);
+ void op_carry(x86code *&dst, const uml::instruction &inst);
+ void op_set(x86code *&dst, const uml::instruction &inst);
+ void op_mov(x86code *&dst, const uml::instruction &inst);
+ void op_sext(x86code *&dst, const uml::instruction &inst);
+ void op_roland(x86code *&dst, const uml::instruction &inst);
+ void op_rolins(x86code *&dst, const uml::instruction &inst);
+ void op_add(x86code *&dst, const uml::instruction &inst);
+ void op_addc(x86code *&dst, const uml::instruction &inst);
+ void op_sub(x86code *&dst, const uml::instruction &inst);
+ void op_subc(x86code *&dst, const uml::instruction &inst);
+ void op_cmp(x86code *&dst, const uml::instruction &inst);
+ void op_mulu(x86code *&dst, const uml::instruction &inst);
+ void op_muls(x86code *&dst, const uml::instruction &inst);
+ void op_divu(x86code *&dst, const uml::instruction &inst);
+ void op_divs(x86code *&dst, const uml::instruction &inst);
+ void op_and(x86code *&dst, const uml::instruction &inst);
+ void op_test(x86code *&dst, const uml::instruction &inst);
+ void op_or(x86code *&dst, const uml::instruction &inst);
+ void op_xor(x86code *&dst, const uml::instruction &inst);
+ void op_lzcnt(x86code *&dst, const uml::instruction &inst);
+ void op_bswap(x86code *&dst, const uml::instruction &inst);
+ void op_shl(x86code *&dst, const uml::instruction &inst);
+ void op_shr(x86code *&dst, const uml::instruction &inst);
+ void op_sar(x86code *&dst, const uml::instruction &inst);
+ void op_ror(x86code *&dst, const uml::instruction &inst);
+ void op_rol(x86code *&dst, const uml::instruction &inst);
+ void op_rorc(x86code *&dst, const uml::instruction &inst);
+ void op_rolc(x86code *&dst, const uml::instruction &inst);
+
+ void op_fload(x86code *&dst, const uml::instruction &inst);
+ void op_fstore(x86code *&dst, const uml::instruction &inst);
+ void op_fread(x86code *&dst, const uml::instruction &inst);
+ void op_fwrite(x86code *&dst, const uml::instruction &inst);
+ void op_fmov(x86code *&dst, const uml::instruction &inst);
+ void op_ftoint(x86code *&dst, const uml::instruction &inst);
+ void op_ffrint(x86code *&dst, const uml::instruction &inst);
+ void op_ffrflt(x86code *&dst, const uml::instruction &inst);
+ void op_frnds(x86code *&dst, const uml::instruction &inst);
+ void op_fadd(x86code *&dst, const uml::instruction &inst);
+ void op_fsub(x86code *&dst, const uml::instruction &inst);
+ void op_fcmp(x86code *&dst, const uml::instruction &inst);
+ void op_fmul(x86code *&dst, const uml::instruction &inst);
+ void op_fdiv(x86code *&dst, const uml::instruction &inst);
+ void op_fneg(x86code *&dst, const uml::instruction &inst);
+ void op_fabs(x86code *&dst, const uml::instruction &inst);
+ void op_fsqrt(x86code *&dst, const uml::instruction &inst);
+ void op_frecip(x86code *&dst, const uml::instruction &inst);
+ void op_frsqrt(x86code *&dst, const uml::instruction &inst);
+
+ // 32-bit code emission helpers
+ void emit_mov_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param);
+ void emit_movsx_r64_p32(x86code *&dst, UINT8 reg, const be_parameter &param);
+ void emit_mov_r32_p32_keepflags(x86code *&dst, UINT8 reg, const be_parameter &param);
+ void emit_mov_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param);
+ void emit_mov_p32_r32(x86code *&dst, const be_parameter &param, UINT8 reg);
+ void emit_add_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_add_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_adc_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_adc_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_sub_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_sub_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_sbb_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_sbb_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_cmp_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_cmp_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_and_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_and_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_test_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_test_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_or_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_or_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_xor_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_xor_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_shl_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_shl_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_shr_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_shr_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_sar_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_sar_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_rol_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_rol_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_ror_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_ror_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_rcl_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_rcl_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_rcr_r32_p32(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_rcr_m32_p32(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+
+ // 64-bit code emission helpers
+ void emit_mov_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param);
+ void emit_mov_r64_p64_keepflags(x86code *&dst, UINT8 reg, const be_parameter &param);
+ void emit_mov_p64_r64(x86code *&dst, const be_parameter &param, UINT8 reg);
+ void emit_add_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_add_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_adc_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_adc_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_sub_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_sub_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_sbb_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_sbb_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_cmp_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_cmp_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_and_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_and_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_test_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_test_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_or_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_or_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_xor_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_xor_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_shl_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_shl_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_shr_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_shr_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_sar_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_sar_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_rol_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_rol_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_ror_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_ror_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_rcl_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_rcl_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+ void emit_rcr_r64_p64(x86code *&dst, UINT8 reg, const be_parameter &param, const uml::instruction &inst);
+ void emit_rcr_m64_p64(x86code *&dst, x86_memref memref, const be_parameter &param, const uml::instruction &inst);
+
+ // floating-point code emission helpers
+ void emit_movss_r128_p32(x86code *&dst, UINT8 reg, const be_parameter &param);
+ void emit_movss_p32_r128(x86code *&dst, const be_parameter &param, UINT8 reg);
+ void emit_movsd_r128_p64(x86code *&dst, UINT8 reg, const be_parameter &param);
+ void emit_movsd_p64_r128(x86code *&dst, const be_parameter &param, UINT8 reg);
+
+ // internal state
+ drc_hash_table m_hash; // hash table state
+ drc_map_variables m_map; // code map
+ drc_label_list m_labels; // label list
+ x86log_context * m_log; // logging
+ bool m_sse41; // do we have SSE4.1 support?
+
+ UINT32 * m_absmask32; // absolute value mask (32-bit)
+ UINT64 * m_absmask64; // absolute value mask (32-bit)
+ UINT8 * m_rbpvalue; // value of RBP
+
+ x86_entry_point_func m_entry; // entry point
+ x86code * m_exit; // exit point
+ x86code * m_nocode; // nocode handler
+
+ drc_label_fixup_delegate m_fixup_label; // precomputed delegate for fixups
+ drc_oob_delegate m_fixup_exception; // precomputed delegate for exception fixups
+
+ // 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 ssemode; // saved SSE mode
+ UINT32 ssemodesave; // temporary location for saving
+ UINT32 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 flagsmap[0x1000]; // flags map
+ UINT64 flagsunmap[0x20]; // flags unmapper
+ };
+ near_state & m_near;
+
+ // globals
+ typedef void (drcbe_x64::*opcode_generate_func)(x86code *&dst, const uml::instruction &inst);
+ 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];
+};
+
+
+#endif /* __DRCBEC_H__ */