Subversion Repositories riscv_vhdl

/**
 * @file
 * @copyright  Copyright 2016 GNSS Sensor Ltd. All right reserved.
 * @author     Sergey Khabarov - sergeykhbr@gmail.com
 * @brief      RISC-V extension-F (Floating-point Instructions).
 */
 
#include "api_utils.h"
#include "riscv-isa.h"
#include "instructions.h"
 
namespace debugger {
 
void addIsaExtensionF(CpuContextType *data, AttributeType *out) {
    // TODO
    /*
    addInstr("FADD_S",             "0000000??????????????????1010011", NULL, out);
    addInstr("FSUB_S",             "0000100??????????????????1010011", NULL, out);
    addInstr("FMUL_S",             "0001000??????????????????1010011", NULL, out);
    addInstr("FDIV_S",             "0001100??????????????????1010011", NULL, out);
    addInstr("FSGNJ_S",            "0010000??????????000?????1010011", NULL, out);
    addInstr("FSGNJN_S",           "0010000??????????001?????1010011", NULL, out);
    addInstr("FSGNJX_S",           "0010000??????????010?????1010011", NULL, out);
    addInstr("FMIN_S",             "0010100??????????000?????1010011", NULL, out);
    addInstr("FMAX_S",             "0010100??????????001?????1010011", NULL, out);
    addInstr("FSQRT_S",            "010110000000?????????????1010011", NULL, out);
    addInstr("FADD_D",             "0000001??????????????????1010011", NULL, out);
    addInstr("FSUB_D",             "0000101??????????????????1010011", NULL, out);
    addInstr("FMUL_D",             "0001001??????????????????1010011", NULL, out);
    addInstr("FDIV_D",             "0001101??????????????????1010011", NULL, out);
    addInstr("FSGNJ_D",            "0010001??????????000?????1010011", NULL, out);
    addInstr("FSGNJN_D",           "0010001??????????001?????1010011", NULL, out);
    addInstr("FSGNJX_D",           "0010001??????????010?????1010011", NULL, out);
    addInstr("FMIN_D",             "0010101??????????000?????1010011", NULL, out);
    addInstr("FMAX_D",             "0010101??????????001?????1010011", NULL, out);
    addInstr("FCVT_S_D",           "010000000001?????????????1010011", NULL, out);
    addInstr("FCVT_D_S",           "010000100000?????????????1010011", NULL, out);
    addInstr("FSQRT_D",            "010110100000?????????????1010011", NULL, out);
    addInstr("FLE_S",              "1010000??????????000?????1010011", NULL, out);
    addInstr("FLT_S",              "1010000??????????001?????1010011", NULL, out);
    addInstr("FEQ_S",              "1010000??????????010?????1010011", NULL, out);
    addInstr("FLE_D",              "1010001??????????000?????1010011", NULL, out);
    addInstr("FLT_D",              "1010001??????????001?????1010011", NULL, out);
    addInstr("FEQ_D",              "1010001??????????010?????1010011", NULL, out);
    addInstr("FCVT_W_S",           "110000000000?????????????1010011", NULL, out);
    addInstr("FCVT_WU_S",          "110000000001?????????????1010011", NULL, out);
    addInstr("FCVT_L_S",           "110000000010?????????????1010011", NULL, out);
    addInstr("FCVT_LU_S",          "110000000011?????????????1010011", NULL, out);
    addInstr("FMV_X_S",            "111000000000?????000?????1010011", NULL, out);
    addInstr("FCLASS_S",           "111000000000?????001?????1010011", NULL, out);
    addInstr("FCVT_W_D",           "110000100000?????????????1010011", NULL, out);
    addInstr("FCVT_WU_D",          "110000100001?????????????1010011", NULL, out);
    addInstr("FCVT_L_D",           "110000100010?????????????1010011", NULL, out);
    addInstr("FCVT_LU_D",          "110000100011?????????????1010011", NULL, out);
    addInstr("FMV_X_D",            "111000100000?????000?????1010011", NULL, out);
    addInstr("FCLASS_D",           "111000100000?????001?????1010011", NULL, out);
    addInstr("FCVT_S_W",           "110100000000?????????????1010011", NULL, out);
    addInstr("FCVT_S_WU",          "110100000001?????????????1010011", NULL, out);
    addInstr("FCVT_S_L",           "110100000010?????????????1010011", NULL, out);
    addInstr("FCVT_S_LU",          "110100000011?????????????1010011", NULL, out);
    addInstr("FMV_S_X",            "111100000000?????000?????1010011", NULL, out);
    addInstr("FCVT_D_W",           "110100100000?????????????1010011", NULL, out);
    addInstr("FCVT_D_WU",          "110100100001?????????????1010011", NULL, out);
    addInstr("FCVT_D_L",           "110100100010?????????????1010011", NULL, out);
    addInstr("FCVT_D_LU",          "110100100011?????????????1010011", NULL, out);
    addInstr("FMV_D_X",            "111100100000?????000?????1010011", NULL, out);
    addInstr("FLW",                "?????????????????010?????0000111", NULL, out);
    addInstr("FLD",                "?????????????????011?????0000111", NULL, out);
    addInstr("FSW",                "?????????????????010?????0100111", NULL, out);
    addInstr("FSD",                "?????????????????011?????0100111", NULL, out);
    addInstr("FMADD_S",            "?????00??????????????????1000011", NULL, out);
    addInstr("FMSUB_S",            "?????00??????????????????1000111", NULL, out);
    addInstr("FNMSUB_S",           "?????00??????????????????1001011", NULL, out);
    addInstr("FNMADD_S",           "?????00??????????????????1001111", NULL, out);
    addInstr("FMADD_D",            "?????01??????????????????1000011", NULL, out);
    addInstr("FMSUB_D",            "?????01??????????????????1000111", NULL, out);
    addInstr("FNMSUB_D",           "?????01??????????????????1001011", NULL, out);
    addInstr("FNMADD_D",           "?????01??????????????????1001111", NULL, out);
    def FRFLAGS            = BitPat("b00000000000100000010?????1110011")
    def FSFLAGS            = BitPat("b000000000001?????001?????1110011")
    def FSFLAGSI           = BitPat("b000000000001?????101?????1110011")
    def FRRM               = BitPat("b00000000001000000010?????1110011")
    def FSRM               = BitPat("b000000000010?????001?????1110011")
    def FSRMI              = BitPat("b000000000010?????101?????1110011")
    def FSCSR              = BitPat("b000000000011?????001?????1110011")
    def FRCSR              = BitPat("b00000000001100000010?????1110011")
    */
    data->csr[CSR_misa] |= (1LL << ('F' - 'A'));
}
 
}  // namespace debugger