OpenCores
URL https://opencores.org/ocsvn/riscv_vhdl/riscv_vhdl/trunk

Subversion Repositories riscv_vhdl

[/] [riscv_vhdl/] [trunk/] [debugger/] [src/] [cpu_fnc_plugin/] [riscv-ext-f.cpp] - Blame information for rev 4

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 4 sergeykhbr 
/**
2 
 * @file
3 
 * @copyright  Copyright 2016 GNSS Sensor Ltd. All right reserved.
4 
 * @author     Sergey Khabarov - sergeykhbr@gmail.com
5 
 * @brief      RISC-V extension-F (Floating-point Instructions).
6 
 */
7 
 
8 
#include "api_utils.h"
9 
#include "riscv-isa.h"
10 
#include "cpu_riscv_func.h"
11 
 
12 
namespace debugger {
13 
 
14 
void CpuRiver_Functional::addIsaExtensionF() {
15 
    // TODO
16 
    /*
17 
    addInstr("FADD_S",             "0000000??????????????????1010011", NULL, out);
18 
    addInstr("FSUB_S",             "0000100??????????????????1010011", NULL, out);
19 
    addInstr("FMUL_S",             "0001000??????????????????1010011", NULL, out);
20 
    addInstr("FDIV_S",             "0001100??????????????????1010011", NULL, out);
21 
    addInstr("FSGNJ_S",            "0010000??????????000?????1010011", NULL, out);
22 
    addInstr("FSGNJN_S",           "0010000??????????001?????1010011", NULL, out);
23 
    addInstr("FSGNJX_S",           "0010000??????????010?????1010011", NULL, out);
24 
    addInstr("FMIN_S",             "0010100??????????000?????1010011", NULL, out);
25 
    addInstr("FMAX_S",             "0010100??????????001?????1010011", NULL, out);
26 
    addInstr("FSQRT_S",            "010110000000?????????????1010011", NULL, out);
27 
    addInstr("FADD_D",             "0000001??????????????????1010011", NULL, out);
28 
    addInstr("FSUB_D",             "0000101??????????????????1010011", NULL, out);
29 
    addInstr("FMUL_D",             "0001001??????????????????1010011", NULL, out);
30 
    addInstr("FDIV_D",             "0001101??????????????????1010011", NULL, out);
31 
    addInstr("FSGNJ_D",            "0010001??????????000?????1010011", NULL, out);
32 
    addInstr("FSGNJN_D",           "0010001??????????001?????1010011", NULL, out);
33 
    addInstr("FSGNJX_D",           "0010001??????????010?????1010011", NULL, out);
34 
    addInstr("FMIN_D",             "0010101??????????000?????1010011", NULL, out);
35 
    addInstr("FMAX_D",             "0010101??????????001?????1010011", NULL, out);
36 
    addInstr("FCVT_S_D",           "010000000001?????????????1010011", NULL, out);
37 
    addInstr("FCVT_D_S",           "010000100000?????????????1010011", NULL, out);
38 
    addInstr("FSQRT_D",            "010110100000?????????????1010011", NULL, out);
39 
    addInstr("FLE_S",              "1010000??????????000?????1010011", NULL, out);
40 
    addInstr("FLT_S",              "1010000??????????001?????1010011", NULL, out);
41 
    addInstr("FEQ_S",              "1010000??????????010?????1010011", NULL, out);
42 
    addInstr("FLE_D",              "1010001??????????000?????1010011", NULL, out);
43 
    addInstr("FLT_D",              "1010001??????????001?????1010011", NULL, out);
44 
    addInstr("FEQ_D",              "1010001??????????010?????1010011", NULL, out);
45 
    addInstr("FCVT_W_S",           "110000000000?????????????1010011", NULL, out);
46 
    addInstr("FCVT_WU_S",          "110000000001?????????????1010011", NULL, out);
47 
    addInstr("FCVT_L_S",           "110000000010?????????????1010011", NULL, out);
48 
    addInstr("FCVT_LU_S",          "110000000011?????????????1010011", NULL, out);
49 
    addInstr("FMV_X_S",            "111000000000?????000?????1010011", NULL, out);
50 
    addInstr("FCLASS_S",           "111000000000?????001?????1010011", NULL, out);
51 
    addInstr("FCVT_W_D",           "110000100000?????????????1010011", NULL, out);
52 
    addInstr("FCVT_WU_D",          "110000100001?????????????1010011", NULL, out);
53 
    addInstr("FCVT_L_D",           "110000100010?????????????1010011", NULL, out);
54 
    addInstr("FCVT_LU_D",          "110000100011?????????????1010011", NULL, out);
55 
    addInstr("FMV_X_D",            "111000100000?????000?????1010011", NULL, out);
56 
    addInstr("FCLASS_D",           "111000100000?????001?????1010011", NULL, out);
57 
    addInstr("FCVT_S_W",           "110100000000?????????????1010011", NULL, out);
58 
    addInstr("FCVT_S_WU",          "110100000001?????????????1010011", NULL, out);
59 
    addInstr("FCVT_S_L",           "110100000010?????????????1010011", NULL, out);
60 
    addInstr("FCVT_S_LU",          "110100000011?????????????1010011", NULL, out);
61 
    addInstr("FMV_S_X",            "111100000000?????000?????1010011", NULL, out);
62 
    addInstr("FCVT_D_W",           "110100100000?????????????1010011", NULL, out);
63 
    addInstr("FCVT_D_WU",          "110100100001?????????????1010011", NULL, out);
64 
    addInstr("FCVT_D_L",           "110100100010?????????????1010011", NULL, out);
65 
    addInstr("FCVT_D_LU",          "110100100011?????????????1010011", NULL, out);
66 
    addInstr("FMV_D_X",            "111100100000?????000?????1010011", NULL, out);
67 
    addInstr("FLW",                "?????????????????010?????0000111", NULL, out);
68 
    addInstr("FLD",                "?????????????????011?????0000111", NULL, out);
69 
    addInstr("FSW",                "?????????????????010?????0100111", NULL, out);
70 
    addInstr("FSD",                "?????????????????011?????0100111", NULL, out);
71 
    addInstr("FMADD_S",            "?????00??????????????????1000011", NULL, out);
72 
    addInstr("FMSUB_S",            "?????00??????????????????1000111", NULL, out);
73 
    addInstr("FNMSUB_S",           "?????00??????????????????1001011", NULL, out);
74 
    addInstr("FNMADD_S",           "?????00??????????????????1001111", NULL, out);
75 
    addInstr("FMADD_D",            "?????01??????????????????1000011", NULL, out);
76 
    addInstr("FMSUB_D",            "?????01??????????????????1000111", NULL, out);
77 
    addInstr("FNMSUB_D",           "?????01??????????????????1001011", NULL, out);
78 
    addInstr("FNMADD_D",           "?????01??????????????????1001111", NULL, out);
79 
    def FRFLAGS            = BitPat("b00000000000100000010?????1110011")
80 
    def FSFLAGS            = BitPat("b000000000001?????001?????1110011")
81 
    def FSFLAGSI           = BitPat("b000000000001?????101?????1110011")
82 
    def FRRM               = BitPat("b00000000001000000010?????1110011")
83 
    def FSRM               = BitPat("b000000000010?????001?????1110011")
84 
    def FSRMI              = BitPat("b000000000010?????101?????1110011")
85 
    def FSCSR              = BitPat("b000000000011?????001?????1110011")
86 
    def FRCSR              = BitPat("b00000000001100000010?????1110011")
87 
    */
88 
    uint64_t isa = portCSR_.read(CSR_misa).val;
89 
    isa |= (1LL << ('F' - 'A'));
90 
    portCSR_.write(CSR_misa, isa);
91 
}
92 
 
93 
}  // namespace debugger

powered by: WebSVN 2.1.0

© copyright 1999-2025 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.