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      1 /*
      2  *  Licensed to the Apache Software Foundation (ASF) under one or more
      3  *  contributor license agreements.  See the NOTICE file distributed with
      4  *  this work for additional information regarding copyright ownership.
      5  *  The ASF licenses this file to You under the Apache License, Version 2.0
      6  *  (the "License"); you may not use this file except in compliance with
      7  *  the License.  You may obtain a copy of the License at
      8  *
      9  *     http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  */
     17 /**
     18  * @author Alexander V. Astapchuk
     19  */
     20 #include <stdio.h>
     21 #include <assert.h>
     22 
     23 #include <limits.h>
     24 
     25 #include "enc_base.h"
     26 
     27 #ifdef NO_ENCODER_INLINE
     28     #include "encoder.h"
     29     #include "encoder.inl"
     30 #else
     31     #define NO_ENCODER_INLINE
     32     #include "encoder.h"
     33     #undef NO_ENCODER_INLINE
     34 #endif
     35 
     36 
     37 
     38 #ifdef _EM64T_
     39 
     40 R_Opnd rax_opnd(rax_reg);
     41 R_Opnd rcx_opnd(rcx_reg);
     42 R_Opnd rdx_opnd(rdx_reg);
     43 R_Opnd rbx_opnd(rbx_reg);
     44 R_Opnd rsp_opnd(rsp_reg);
     45 R_Opnd rbp_opnd(rbp_reg);
     46 R_Opnd rsi_opnd(rsi_reg);
     47 R_Opnd rdi_opnd(rdi_reg);
     48 
     49 R_Opnd r8_opnd(r8_reg);
     50 R_Opnd r9_opnd(r9_reg);
     51 R_Opnd r10_opnd(r10_reg);
     52 R_Opnd r11_opnd(r11_reg);
     53 R_Opnd r12_opnd(r12_reg);
     54 R_Opnd r13_opnd(r13_reg);
     55 R_Opnd r14_opnd(r14_reg);
     56 R_Opnd r15_opnd(r15_reg);
     57 
     58 XMM_Opnd xmm8_opnd(xmm8_reg);
     59 XMM_Opnd xmm9_opnd(xmm9_reg);
     60 XMM_Opnd xmm10_opnd(xmm10_reg);
     61 XMM_Opnd xmm11_opnd(xmm11_reg);
     62 XMM_Opnd xmm12_opnd(xmm12_reg);
     63 XMM_Opnd xmm13_opnd(xmm13_reg);
     64 XMM_Opnd xmm14_opnd(xmm14_reg);
     65 XMM_Opnd xmm15_opnd(xmm15_reg);
     66 
     67 #else
     68 
     69 R_Opnd eax_opnd(eax_reg);
     70 R_Opnd ecx_opnd(ecx_reg);
     71 R_Opnd edx_opnd(edx_reg);
     72 R_Opnd ebx_opnd(ebx_reg);
     73 R_Opnd esp_opnd(esp_reg);
     74 R_Opnd ebp_opnd(ebp_reg);
     75 R_Opnd esi_opnd(esi_reg);
     76 R_Opnd edi_opnd(edi_reg);
     77 
     78 #endif //_EM64T_
     79 
     80 XMM_Opnd xmm0_opnd(xmm0_reg);
     81 XMM_Opnd xmm1_opnd(xmm1_reg);
     82 XMM_Opnd xmm2_opnd(xmm2_reg);
     83 XMM_Opnd xmm3_opnd(xmm3_reg);
     84 XMM_Opnd xmm4_opnd(xmm4_reg);
     85 XMM_Opnd xmm5_opnd(xmm5_reg);
     86 XMM_Opnd xmm6_opnd(xmm6_reg);
     87 XMM_Opnd xmm7_opnd(xmm7_reg);
     88 
     89 
     90 #define countof(a)      (sizeof(a)/sizeof(a[0]))
     91 
     92 extern const RegName map_of_regno_2_regname[];
     93 extern const OpndSize map_of_EncoderOpndSize_2_RealOpndSize[];
     94 extern const Mnemonic map_of_alu_opcode_2_mnemonic[];
     95 extern const Mnemonic map_of_shift_opcode_2_mnemonic[];
     96 
     97 const RegName map_of_regno_2_regname [] = {
     98 #ifdef _EM64T_
     99     RegName_RAX,    RegName_RBX,    RegName_RCX,    RegName_RDX,
    100     RegName_RDI,    RegName_RSI,    RegName_RSP,    RegName_RBP,
    101     RegName_R8,     RegName_R9,     RegName_R10,    RegName_R11,
    102     RegName_R12,    RegName_R13,    RegName_R14,    RegName_R15,
    103     RegName_XMM0,   RegName_XMM1,   RegName_XMM2,   RegName_XMM3,
    104     RegName_XMM4,   RegName_XMM5,   RegName_XMM6,   RegName_XMM7,
    105     RegName_XMM8,   RegName_XMM9,   RegName_XMM10,  RegName_XMM11,
    106     RegName_XMM12,  RegName_XMM13,   RegName_XMM14, RegName_XMM15,
    107 
    108 #else
    109     RegName_EAX,    RegName_EBX,    RegName_ECX,    RegName_EDX,
    110     RegName_EDI,    RegName_ESI,    RegName_ESP,    RegName_EBP,
    111     RegName_XMM0,   RegName_XMM1,   RegName_XMM2,   RegName_XMM3,
    112     RegName_XMM4,   RegName_XMM5,   RegName_XMM6,   RegName_XMM7,
    113     RegName_FS,
    114 #endif  // _EM64T_
    115 
    116     RegName_Null,
    117 };
    118 
    119 const OpndSize map_of_EncoderOpndSize_2_RealOpndSize[] = {
    120     OpndSize_8, OpndSize_16, OpndSize_32, OpndSize_64, OpndSize_Any
    121 };
    122 
    123 const Mnemonic map_of_alu_opcode_2_mnemonic[] = {
    124     //add_opc=0,  or_opc,           adc_opc,        sbb_opc,
    125     //and_opc,      sub_opc,        xor_opc,        cmp_opc,
    126     //n_alu
    127     Mnemonic_ADD,   Mnemonic_OR,    Mnemonic_ADC,   Mnemonic_SBB,
    128     Mnemonic_AND,   Mnemonic_SUB,   Mnemonic_XOR,   Mnemonic_CMP,
    129 };
    130 
    131 const Mnemonic map_of_shift_opcode_2_mnemonic[] = {
    132     //shld_opc, shrd_opc,
    133     // shl_opc, shr_opc, sar_opc, ror_opc, max_shift_opcode=6,
    134     // n_shift = 6
    135     Mnemonic_SHLD,  Mnemonic_SHRD,
    136     Mnemonic_SHL,   Mnemonic_SHR,   Mnemonic_SAR, Mnemonic_ROR
    137 };
    138 
    139 #ifdef _DEBUG
    140 
    141 static int debug_check() {
    142     // Checks some assumptions.
    143 
    144     // 1. all items of Encoder.h:enum Reg_No  must be mapped plus n_reg->RegName_Null
    145     assert(countof(map_of_regno_2_regname) == n_reg + 1);
    146     assert(countof(map_of_alu_opcode_2_mnemonic) == n_alu);
    147     assert(countof(map_of_shift_opcode_2_mnemonic) == n_shift);
    148     return 0;
    149 }
    150 
    151 static int dummy = debug_check();
    152 
    153 // can have this - initialization order problems.... static int dummy_run_the_debug_test = debug_check();
    154 
    155 #endif
    156