[1] | 1 | /*------------------------------------------------------------\ |
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[52] | 2 | | | |
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| 3 | | Tool : systemcass | |
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| 4 | | | |
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| 5 | | File : gen_code.cc | |
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| 6 | | | |
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| 7 | | Author : Taktak Sami | |
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| 8 | | Buchmann Richard | |
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| 9 | | | |
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| 10 | | Date : 09_07_2004 | |
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| 11 | | | |
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| 12 | \------------------------------------------------------------*/ |
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[1] | 13 | |
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| 14 | /* |
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| 15 | * This file is part of the Disydent Project |
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| 16 | * Copyright (C) Laboratoire LIP6 - Département ASIM |
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| 17 | * Universite Pierre et Marie Curie |
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| 18 | * |
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| 19 | * Home page : http://www-asim.lip6.fr/disydent |
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| 20 | * E-mail : mailto:richard.buchmann@lip6.fr |
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| 21 | * |
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| 22 | * This library is free software; you can redistribute it and/or modify it |
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| 23 | * under the terms of the GNU Library General Public License as published |
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| 24 | * by the Free Software Foundation; either version 2 of the License, or (at |
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| 25 | * your option) any later version. |
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| 26 | * |
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| 27 | * Disydent is distributed in the hope that it will be |
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| 28 | * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 29 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
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| 30 | * Public License for more details. |
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| 31 | * |
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| 32 | * You should have received a copy of the GNU General Public License along |
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| 33 | * with the GNU C Library; see the file COPYING. If not, write to the Free |
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| 34 | * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 35 | */ |
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[52] | 36 | |
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[27] | 37 | #if defined(__linux__) |
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[17] | 38 | #include <linux/limits.h> |
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[27] | 39 | #elif defined(WIN32) |
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[17] | 40 | #include <windows.h> |
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[57] | 41 | #elif defined(__MACH__) |
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| 42 | #include <sys/syslimits.h> |
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[17] | 43 | #endif |
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[52] | 44 | |
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[54] | 45 | #include <unistd.h> |
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[31] | 46 | #include <cstring> |
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| 47 | #include <cstdio> |
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| 48 | #include <cstdlib> |
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| 49 | #include <iostream> |
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| 50 | #include <fstream> |
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[1] | 51 | |
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[27] | 52 | #include "internal.h" |
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| 53 | #include "gen_code.h" |
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| 54 | #include "sc_module.h" |
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| 55 | #include "sc_ver.h" |
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| 56 | #include "process_dependency.h" |
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[52] | 57 | |
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[27] | 58 | #ifdef HAVE_CONFIG_H |
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| 59 | #include "config.h" |
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| 60 | #endif |
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[1] | 61 | |
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[41] | 62 | #ifdef _OPENMP |
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| 63 | #include <omp.h> |
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| 64 | #endif |
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| 65 | |
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[47] | 66 | #define casc_cflags GENERATED_MODULE_CFLAGS |
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[1] | 67 | |
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[27] | 68 | // Enable CPP call, this is useful for typeinfo-enabled classes |
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| 69 | #define CPP_CALL |
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[1] | 70 | |
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| 71 | using namespace std; |
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| 72 | |
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| 73 | namespace sc_core { |
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| 74 | |
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[52] | 75 | static void PrintCall(std::ostream &, const method_process_t &); |
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| 76 | static void open_temp(std::ofstream &, char *); |
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[1] | 77 | typedef void (*CASC_ENTRY_FUNC) (void *); |
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[52] | 78 | typedef union { |
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| 79 | unsigned long long int integer; |
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| 80 | SC_ENTRY_FUNC pmf; |
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| 81 | CASC_ENTRY_FUNC pf; |
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| 82 | } fct; |
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[1] | 83 | |
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[52] | 84 | |
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| 85 | const char * get_pmf_type() { |
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| 86 | switch (sizeof(SC_ENTRY_FUNC)) { |
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| 87 | case 4: |
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| 88 | // G4 pointer-to-member-function style |
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| 89 | return "unsigned long int"; |
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| 90 | case 8: |
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| 91 | // PC pointer-to-member-function style |
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| 92 | return "unsigned long long int"; |
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| 93 | default: |
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| 94 | cerr << |
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| 95 | "Internal Error : Unsupported pointer-to-member-function" |
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| 96 | "(size: " << sizeof(SC_ENTRY_FUNC) << ").\n" |
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| 97 | "Please try --nodynamiclink option.\n"; |
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| 98 | exit(21072009); |
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| 99 | }; |
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[38] | 100 | } |
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| 101 | |
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[52] | 102 | |
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| 103 | static ostream & operator <<(ostream & o, const SC_ENTRY_FUNC & f) { |
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| 104 | register fct p; |
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| 105 | p.integer = 0; |
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| 106 | p.pmf = f; |
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| 107 | return o << "0x" << hex << p.integer << "ULL"; |
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[1] | 108 | } |
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| 109 | |
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[52] | 110 | |
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| 111 | static void PrintCall(std::ostream & o, const method_process_t & m) { |
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| 112 | SC_ENTRY_FUNC func = m.func; |
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| 113 | if (print_schedule) { |
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| 114 | o << " fprintf(stderr,\"evaluation de " << m.module->name() << "->" << m.name << "()\\n\");\n"; |
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| 115 | } |
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| 116 | o << " p.integer = " << func << ";\n"; |
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[27] | 117 | #ifdef CPP_CALL |
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[52] | 118 | o << " (((sc_module*)(" << m.module << "))->*(p.pmf)) (); /* " << m.module->name() << "->" << m.name << "() */\n"; |
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[1] | 119 | #else |
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[52] | 120 | o << " p.pf((void *)" << m.module << "); /* " << m.module->name() << "->" << m.name << "() */\n"; |
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[1] | 121 | #endif |
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| 122 | } |
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| 123 | |
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[52] | 124 | |
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| 125 | static bool is_exist(const char * temp) { |
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| 126 | ifstream o; |
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| 127 | o.open(temp, ios::in); |
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| 128 | if (o.is_open() == false) { |
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| 129 | return false; |
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| 130 | } |
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| 131 | if (o.peek() == -1) { |
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| 132 | return false; |
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| 133 | } |
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| 134 | return true; |
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[1] | 135 | } |
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| 136 | |
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| 137 | |
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[52] | 138 | static void open_temp(ofstream & o, char * temp) { |
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| 139 | /* |
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| 140 | srand (time (NULL)); |
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| 141 | int r = rand () % 1000; |
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| 142 | */ |
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| 143 | pid_t pid = getpid(); |
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| 144 | int r = -1; |
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| 145 | do { |
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| 146 | sprintf(temp, "%s/scheduling-%d-%x.cc", temporary_dir, pid, ++r); |
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| 147 | } while (is_exist(temp)); |
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[1] | 148 | |
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[52] | 149 | o.open(temp, ios::out); |
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| 150 | if (o.is_open() == false) { |
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| 151 | cerr << "Error : Unable to open a file to write scheduling code.\n"; |
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| 152 | exit(30032005); |
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| 153 | } |
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[27] | 154 | #ifdef CONFIG_DEBUG |
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[52] | 155 | cerr << "opened temporary filename : " << temp << "\n"; |
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[1] | 156 | #endif |
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[52] | 157 | sprintf(temp, "scheduling-%d-%x", pid, r++); |
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[1] | 158 | } |
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| 159 | |
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[52] | 160 | |
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| 161 | static char * gen_transition(ofstream & o, method_process_list_t & transition_func_list) { |
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| 162 | // transitions |
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| 163 | o << "\ninline void transition(void)\n{\n"; |
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| 164 | if (transition_func_list.empty() == false) { |
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| 165 | o << " /* fonctions de transition */\n" << " register fct p;\n"; |
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| 166 | method_process_list_t::iterator mm; |
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| 167 | for (mm = transition_func_list.begin(); mm != transition_func_list.end(); ++mm) { |
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| 168 | PrintCall(o, **mm); |
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| 169 | } |
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[1] | 170 | } |
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[52] | 171 | o << "}\n"; |
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[1] | 172 | } |
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| 173 | |
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[52] | 174 | |
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| 175 | static char * gen_moore(ofstream & o, method_process_list_t & moore_func_list) { |
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| 176 | // Moore generations (sequential functions) |
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| 177 | o << "\ninline void moore_generation (void)\n{\n"; |
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| 178 | if (moore_func_list.empty() == false) { |
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| 179 | o << " /* fonctions de generation de Moore */\n" |
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| 180 | << " register fct p;\n"; |
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| 181 | method_process_list_t::reverse_iterator mm; |
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| 182 | for (mm = moore_func_list.rbegin(); |
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| 183 | mm != moore_func_list.rend(); ++mm) { |
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| 184 | PrintCall(o, **mm); |
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| 185 | } |
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[1] | 186 | } |
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[52] | 187 | o << " \n}\n"; |
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[1] | 188 | } |
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| 189 | |
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[52] | 190 | |
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| 191 | static char * gen_mealy(ofstream & o, strong_component_list_t & strongcomponents) { |
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| 192 | // Mealy generations (combinational functions only) |
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| 193 | o << "\nextern void mealy_generation (void)\n{\n"; |
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| 194 | if (strongcomponents.empty()) { |
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| 195 | return NULL; |
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| 196 | } |
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| 197 | o << " register fct p;\n" << "\n\n /* fonctions de mealy */\n"; |
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[1] | 198 | #ifdef NO_STATIC_SCHEDULE |
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[52] | 199 | o << "\n do {\n unstable = 0;\n"; |
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[1] | 200 | #endif |
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[52] | 201 | strong_component_list_t::iterator ss; |
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| 202 | for (ss = strongcomponents.begin(); ss != strongcomponents.end(); ++ss) { |
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| 203 | if ((*ss)->size() == 1) { |
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| 204 | /* un seul element dans le strong component */ |
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| 205 | method_process_t *m = (method_process_t *) (*((*ss)->begin())); |
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| 206 | PrintCall(o, *m); |
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| 207 | continue; |
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| 208 | } |
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| 209 | else { |
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| 210 | /* plusieurs elements dans le strong component */ |
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[1] | 211 | #ifndef NO_STATIC_SCHEDULE |
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[52] | 212 | o << "\n do {\n unstable = 0;\n"; |
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[1] | 213 | #endif |
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[52] | 214 | component_list_t::reverse_iterator rev_mm; |
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| 215 | for (rev_mm = (*ss)->rbegin(); rev_mm != (*ss)->rend(); ++rev_mm) { |
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| 216 | method_process_t * m = (method_process_t *) * rev_mm; |
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| 217 | PrintCall(o, *m); |
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| 218 | } |
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[1] | 219 | #ifndef NO_STATIC_SCHEDULE |
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[52] | 220 | o << " } while ( unstable );\n\n"; |
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[1] | 221 | #endif |
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[52] | 222 | } |
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[1] | 223 | } |
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| 224 | #ifdef NO_STATIC_SCHEDULE |
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[52] | 225 | o << " } while ( unstable );\n\n"; |
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[1] | 226 | #else |
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[52] | 227 | o << "\tunstable = 0;\n"; |
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[1] | 228 | #endif |
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| 229 | } |
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| 230 | |
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[52] | 231 | |
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| 232 | static char * gen_mealy(ofstream & o, ProcessDependencyList & mealy_func_list) { |
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| 233 | // Mealy generations (combinational functions only) |
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| 234 | o << "\nextern void mealy_generation (void)\n{\n"; |
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| 235 | o << " register fct p;\n" << "\n\n /* fonctions de mealy */\n"; |
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| 236 | ProcessDependencyList::iterator it; |
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| 237 | for (it = mealy_func_list.begin(); it != mealy_func_list.end(); ++it) { |
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| 238 | const method_process_t * m = *it; |
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| 239 | PrintCall(o, *m); |
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| 240 | } |
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[1] | 241 | } |
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| 242 | |
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| 243 | |
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[52] | 244 | char * gen_scheduling_code_for_dynamic_link(method_process_list_t & |
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| 245 | transition_func_list, |
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| 246 | method_process_list_t & |
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| 247 | moore_func_list, |
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| 248 | strong_component_list_t & |
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| 249 | strongcomponents) { |
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| 250 | if (dump_stage) { |
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| 251 | cerr << "Generating C code for scheduling...\n"; |
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| 252 | } |
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[1] | 253 | |
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[52] | 254 | // open temporary file |
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| 255 | ofstream o; |
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| 256 | char base_name[PATH_MAX]; |
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| 257 | open_temp(o, base_name); |
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[38] | 258 | |
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[52] | 259 | if (!o.good()) { |
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| 260 | perror("scheduling: open file\n"); |
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| 261 | exit(-1); |
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| 262 | } |
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[38] | 263 | |
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[52] | 264 | o << "// generated by " << sc_version() << endl |
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| 265 | << "#include <casc.h>\n\n" << "#include <cstdio>\n\n" |
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| 266 | // << "#include <iostream>\n\n" |
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| 267 | << "namespace sc_core {\n" |
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| 268 | << " typedef void (sc_module::*SC_ENTRY_FUNC)();\n" |
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| 269 | << " typedef void (*CASC_ENTRY_FUNC)(void *);\n"; |
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[1] | 270 | |
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[52] | 271 | const char * pmf_type = get_pmf_type(); |
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[1] | 272 | |
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[52] | 273 | o << " typedef union { " |
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| 274 | << pmf_type |
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| 275 | << " integer; SC_ENTRY_FUNC pmf; CASC_ENTRY_FUNC pf; } fct;\n"; |
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[1] | 276 | |
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[52] | 277 | gen_transition(o, transition_func_list); |
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| 278 | gen_moore(o, moore_func_list); |
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| 279 | gen_mealy(o, strongcomponents); |
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| 280 | |
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| 281 | o << " \n}\n"; |
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| 282 | o << "\n} // end of sc_core namespace\n"; |
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| 283 | |
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| 284 | o.flush(); |
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| 285 | o.close(); |
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| 286 | |
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| 287 | // add "cc" extension |
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| 288 | char file_name[PATH_MAX]; |
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| 289 | strncpy(file_name, base_name, PATH_MAX); |
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| 290 | file_name[strlen(base_name)] = '\0'; |
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| 291 | strcat(file_name, ".cc"); |
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| 292 | rename(base_name, file_name); |
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| 293 | |
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| 294 | if (edit_schedule) { |
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| 295 | run_schedule_editor(file_name); |
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| 296 | } |
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| 297 | |
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| 298 | if (dump_stage) { |
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| 299 | cerr << "Generating C code for scheduling done.\n"; |
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| 300 | } |
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| 301 | |
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| 302 | return strdup(base_name); |
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[1] | 303 | } |
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| 304 | |
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| 305 | |
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[52] | 306 | char * gen_scheduling_code_for_dynamic_link(method_process_list_t & |
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| 307 | transition_func_list, |
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| 308 | method_process_list_t & |
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| 309 | moore_func_list, |
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| 310 | ProcessDependencyList & |
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| 311 | mealy_func_list) { |
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| 312 | if (dump_stage) { |
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| 313 | cerr << "Generating C code for scheduling...\n"; |
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| 314 | } |
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[1] | 315 | |
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[52] | 316 | // open temporary file |
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| 317 | ofstream o; |
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| 318 | char base_name[PATH_MAX]; |
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| 319 | open_temp(o, base_name); |
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[1] | 320 | |
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[52] | 321 | if (!o.good()) { |
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| 322 | perror("scheduling: open file\n"); |
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| 323 | exit(-1); |
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| 324 | } |
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[1] | 325 | |
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[52] | 326 | o << "// generated by " << sc_version() << endl |
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| 327 | << "#include <casc.h>\n\n" << "#include <cstdio>\n\n" |
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| 328 | << "namespace sc_core {\n" |
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| 329 | << " typedef void (sc_module::*SC_ENTRY_FUNC)();\n" |
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| 330 | << " typedef void (*CASC_ENTRY_FUNC)(void *);\n" |
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| 331 | << |
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| 332 | " typedef union { unsigned long long int integer; SC_ENTRY_FUNC pmf; CASC_ENTRY_FUNC pf; } fct;\n"; |
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[1] | 333 | |
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[52] | 334 | gen_transition(o, transition_func_list); |
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| 335 | gen_moore(o, moore_func_list); |
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| 336 | gen_mealy(o, mealy_func_list); |
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| 337 | |
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| 338 | o << "\n}\n"; |
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| 339 | o << "\n} // end of sc_core namespace\n"; |
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| 340 | |
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| 341 | o.flush(); |
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| 342 | o.close(); |
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| 343 | |
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| 344 | // add "cc" extension |
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| 345 | char file_name[PATH_MAX]; |
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| 346 | strncpy(file_name, base_name, PATH_MAX); |
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| 347 | file_name[strlen(base_name)] = '\0'; |
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| 348 | strcat(file_name, ".cc"); |
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| 349 | rename(base_name, file_name); |
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| 350 | |
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| 351 | if (edit_schedule) { |
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| 352 | run_schedule_editor(file_name); |
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| 353 | } |
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| 354 | |
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| 355 | if (dump_stage) { |
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| 356 | cerr << "Generating C code for scheduling done.\n"; |
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| 357 | } |
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| 358 | |
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| 359 | return strdup(base_name); |
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[1] | 360 | } |
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| 361 | |
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[52] | 362 | |
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[1] | 363 | /* base_name est la base du nom du fichier C++ |
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| 364 | * casc_cflags est une string qui correspond à $(INCLUDE) d'un Makefile |
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| 365 | */ |
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[52] | 366 | void compile_code(const char * base_name, const char * casc_cflags2) { |
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| 367 | if (dump_stage) { |
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| 368 | cerr << "Compiling C/C++ code for scheduling...\n"; |
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| 369 | } |
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| 370 | char compil_str[512]; |
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| 371 | const char * compiler = getenv("CXX"); |
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| 372 | const char * systemc_dir = getenv("SYSTEMCASS"); |
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| 373 | const char * default_compiler = |
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[27] | 374 | #ifdef CPP_CALL |
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[52] | 375 | "g++"; |
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[1] | 376 | #else |
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[41] | 377 | "gcc"; |
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[1] | 378 | #endif |
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| 379 | |
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[52] | 380 | compiler = (compiler == NULL) ? default_compiler : compiler; |
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[1] | 381 | if (systemc_dir == NULL) { |
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[52] | 382 | systemc_dir = getenv("SYSTEMC"); |
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| 383 | if (systemc_dir == NULL) { |
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| 384 | cerr << "Error : set SYSTEMCASS or SYSTEMC environnement variable to the SYSTEMCASS directory.\n"; |
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| 385 | exit(-1); |
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| 386 | } |
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[1] | 387 | } |
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[52] | 388 | |
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| 389 | char target_name[128]; |
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| 390 | char source_name[128]; |
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| 391 | sprintf(target_name, "%s.lo", base_name); |
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| 392 | sprintf(source_name, "%s.cc", base_name); |
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| 393 | |
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| 394 | if (keep_generated_code) { |
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| 395 | char lg_cde[256]; |
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| 396 | sprintf(lg_cde, "mkdir -p %s", generated_files_dir); |
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| 397 | system(lg_cde); |
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| 398 | sprintf(lg_cde, "cp %s/%s %s/", temporary_dir, source_name, generated_files_dir); |
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| 399 | if (dump_stage) { |
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| 400 | cerr << "$ " << lg_cde << "\n"; |
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| 401 | } |
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| 402 | system(lg_cde); |
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| 403 | sprintf(lg_cde, "(cd %s ; indent %s)", generated_files_dir, source_name); |
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| 404 | if (dump_stage) { |
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| 405 | cerr << "$ " << lg_cde << "\n"; |
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| 406 | } |
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| 407 | system(lg_cde); |
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| 408 | } |
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| 409 | /* ******* */ |
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| 410 | /* COMPILE */ |
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| 411 | /* ******* */ |
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| 412 | const char * commandline_template = |
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[27] | 413 | #if defined(CONFIG_OS_DARWIN) |
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[52] | 414 | "(cd %s ;" |
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| 415 | " %s %s -DSCHEDULING_BY_CASC -I%s/include -fno-common -dynamic -o %s -c %s)" |
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[27] | 416 | #elif defined(CONFIG_OS_LINUX) |
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[52] | 417 | "(cd %s ; libtool --mode=compile %s %s -DSCHEDULING_BY_CASC -I%s/include -shared -o %s -c %s)" |
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[1] | 418 | #else |
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[52] | 419 | "(cd %s ;" |
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| 420 | " %s %s -DSCHEDULING_BY_CASC -I%s/include -dynamiclib -o %s -c %s)" |
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[1] | 421 | #endif |
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[52] | 422 | ; |
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[38] | 423 | |
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[52] | 424 | string cflags = casc_cflags; |
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| 425 | if (use_openmp) { |
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| 426 | cflags += " -fopenmp"; |
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| 427 | } |
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[38] | 428 | |
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[52] | 429 | sprintf(compil_str, commandline_template, temporary_dir, compiler, cflags.c_str(), systemc_dir, target_name, source_name); |
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[1] | 430 | |
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[52] | 431 | if (dump_stage) { |
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| 432 | cerr << "Executing command : " << compil_str << "\n"; |
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| 433 | } |
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[1] | 434 | |
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[52] | 435 | if (system(compil_str)) { |
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| 436 | perror("compil : system"); |
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| 437 | exit(-1); |
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| 438 | } |
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[1] | 439 | |
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[52] | 440 | /* **** */ |
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| 441 | /* LINK */ |
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| 442 | /* **** */ |
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| 443 | sprintf(target_name, "%s.la", base_name); |
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| 444 | |
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[27] | 445 | #ifdef CONFIG_OS_LINUX |
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[52] | 446 | sprintf(source_name, "%s.lo", base_name); |
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| 447 | sprintf(compil_str, "(cd %s ; pwd ; libtool --mode=link %s %s -module -shared -o %s %s -rpath /tmp)", /* -L. -L%s/lib-%s */ |
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| 448 | temporary_dir, compiler, casc_cflags, /*systemc_dir, target_arch, */ |
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| 449 | target_name, source_name); |
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[1] | 450 | #else |
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[52] | 451 | sprintf(source_name, "%s.o", base_name); |
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| 452 | sprintf(compil_str, "(cd %s ; pwd ; libtool -dynamic -o %s %s)", temporary_dir, target_name, source_name); |
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[1] | 453 | #endif |
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| 454 | |
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[52] | 455 | if (dump_stage) { |
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| 456 | cerr << "Executing command : " << compil_str << "\n"; |
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| 457 | } |
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[1] | 458 | |
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[52] | 459 | if (system(compil_str)) { |
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| 460 | perror("compil : system"); |
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| 461 | exit(-1); |
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| 462 | } |
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[1] | 463 | |
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[52] | 464 | system(compil_str); |
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| 465 | if (dump_stage) { |
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| 466 | cerr << "Compiling done.\n"; |
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| 467 | } |
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[1] | 468 | } |
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| 469 | |
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[52] | 470 | |
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[1] | 471 | /* ******************************** |
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| 472 | * Function for static scheduling |
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| 473 | */ |
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| 474 | struct function_call { |
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[52] | 475 | fct * function; |
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| 476 | void ** instance; |
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| 477 | int func_number; |
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[1] | 478 | }; |
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| 479 | static function_call pf[3]; |
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| 480 | |
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[52] | 481 | |
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| 482 | void get_function_call(function_call & pf, method_process_list_t & func_list) { |
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| 483 | pf.func_number = func_list.size(); |
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| 484 | pf.function = (fct *) malloc(sizeof(fct) * pf.func_number); |
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| 485 | pf.instance = (void **) malloc(sizeof(void *) * pf.func_number); |
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| 486 | method_process_list_t::iterator mm; |
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| 487 | int i; |
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| 488 | for (mm = func_list.begin(), i = 0; mm != func_list.end(); ++mm, ++i) { |
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| 489 | const method_process_t * mp = *mm; |
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| 490 | pf.function[i].pmf = (mp->func); |
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| 491 | pf.instance[i] = (void *) (mp->module); |
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| 492 | } |
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[1] | 493 | } |
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| 494 | |
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[52] | 495 | |
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| 496 | void get_function_call(function_call & pf, ProcessDependencyList & func_list) { |
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| 497 | pf.func_number = func_list.size(); |
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| 498 | pf.function = (fct *) malloc(sizeof(fct) * pf.func_number); |
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| 499 | pf.instance = (void **) malloc(sizeof(void *) * pf.func_number); |
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| 500 | ProcessDependencyList::iterator it; |
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| 501 | int i; |
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| 502 | for (i = 0, it = func_list.begin(); it != func_list.end(); ++it, ++i) { |
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| 503 | const method_process_t * mp = *it; |
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| 504 | pf.function[i].pmf = (mp->func); |
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| 505 | pf.instance[i] = (void *) (mp->module); |
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| 506 | } |
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[1] | 507 | } |
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| 508 | |
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| 509 | |
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[52] | 510 | void gen_scheduling_code_for_static_func(method_process_list_t & |
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| 511 | transition_func_list, |
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| 512 | method_process_list_t & |
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| 513 | moore_func_list, |
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| 514 | ProcessDependencyList & |
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| 515 | mealy_func_list) { |
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| 516 | if (dump_stage) { |
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| 517 | cerr << "Generating scheduling...\n"; |
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| 518 | } |
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[1] | 519 | |
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[52] | 520 | get_function_call(pf[0], transition_func_list); |
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| 521 | get_function_call(pf[1], moore_func_list); |
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| 522 | get_function_call(pf[2], mealy_func_list); |
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| 523 | |
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| 524 | if (dump_stage) { |
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| 525 | cerr << "Generating scheduling done.\n"; |
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| 526 | } |
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[1] | 527 | } |
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| 528 | |
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[52] | 529 | |
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| 530 | void call_functions(function_call & fc) { |
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| 531 | int n = fc.func_number; |
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| 532 | int i; |
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| 533 | for (i = 0; i < n; ++i) { |
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| 534 | #if 0 |
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| 535 | //defined(CONFIG_DEBUG) |
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| 536 | sc_module *m = (sc_module *) (fc.instance[i]); |
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| 537 | cerr << m->name() << endl; |
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[1] | 538 | #endif |
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[52] | 539 | fc.function[i].pf(fc.instance[i]); |
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| 540 | } |
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[1] | 541 | } |
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| 542 | |
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[52] | 543 | |
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| 544 | void call_functions_in_parallel(function_call & fc) { |
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| 545 | int n = fc.func_number; |
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| 546 | int i; |
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| 547 | #pragma omp parallel for |
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| 548 | for (i = 0; i < n; ++i) { |
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| 549 | #if 0 |
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| 550 | //defined(CONFIG_DEBUG) |
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| 551 | sc_module *m = (sc_module *) (fc.instance[i]); |
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| 552 | cerr << m->name() << endl; |
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| 553 | cerr << "thread #" << omp_get_thread_num() << endl; |
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[41] | 554 | #endif |
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[52] | 555 | fc.function[i].pf(fc.instance[i]); |
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| 556 | } |
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[41] | 557 | } |
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| 558 | |
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[52] | 559 | |
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| 560 | void static_mealy_generation() { |
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| 561 | call_functions(pf[2]); |
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[1] | 562 | } |
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| 563 | |
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[52] | 564 | |
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| 565 | void static_simulate_1_cycle(void) { |
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| 566 | call_functions(pf[0]); // transition |
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| 567 | update(); |
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| 568 | call_functions_in_parallel(pf[1]); // moore generation |
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| 569 | call_functions(pf[2]); // mealy generation |
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[1] | 570 | } |
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| 571 | |
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[52] | 572 | |
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[1] | 573 | /* *************************************** |
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| 574 | * Function for quasi static scheduling |
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| 575 | */ |
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| 576 | |
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[52] | 577 | static method_process_list_t func_list[2]; |
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[1] | 578 | static strong_component_list_t quasistatic_list; |
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| 579 | |
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[52] | 580 | static void Call(const method_process_t & m) { |
---|
| 581 | sc_module * mod = m.module; |
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| 582 | SC_ENTRY_FUNC func = m.func; |
---|
| 583 | // CASC_ENTRY_FUNC func = reinterpret_cast<CASC_ENTRY_FUNC> (m.func); |
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| 584 | (mod->*func) (); |
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[1] | 585 | } |
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[41] | 586 | |
---|
[52] | 587 | |
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| 588 | void quasistatic_mealy_generation() { |
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| 589 | strong_component_list_t::iterator ss; |
---|
| 590 | for (ss = quasistatic_list.begin(); ss != quasistatic_list.end(); ++ss) { |
---|
| 591 | if ((*ss)->size() == 1) { |
---|
| 592 | /* un seul element dans le strong component */ |
---|
| 593 | method_process_t * m = (method_process_t *) (*((*ss)->begin())); |
---|
| 594 | Call(*m); |
---|
| 595 | continue; |
---|
[1] | 596 | } |
---|
[52] | 597 | else { |
---|
| 598 | /* plusieurs elements dans le strong component */ |
---|
| 599 | do { |
---|
| 600 | unstable = 0; |
---|
| 601 | component_list_t::reverse_iterator rev_mm; |
---|
| 602 | for (rev_mm = (*ss)->rbegin(); rev_mm != (*ss)->rend(); ++rev_mm) { |
---|
| 603 | method_process_t * m = (method_process_t *) * rev_mm; |
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| 604 | Call(*m); |
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| 605 | } |
---|
| 606 | } while (unstable); |
---|
| 607 | } |
---|
[1] | 608 | } |
---|
| 609 | } |
---|
| 610 | |
---|
[52] | 611 | |
---|
| 612 | void quasistatic_simulate_1_cycle(void) { |
---|
| 613 | method_process_list_t::iterator mm; |
---|
| 614 | for (mm = func_list[0].begin(); mm != func_list[0].end(); ++mm) { |
---|
| 615 | method_process_t & m = **mm; |
---|
| 616 | Call(m); |
---|
| 617 | } |
---|
| 618 | update(); |
---|
| 619 | for (mm = func_list[1].begin(); mm != func_list[1].end(); ++mm) { |
---|
| 620 | method_process_t & m = **mm; |
---|
| 621 | Call(m); |
---|
| 622 | } |
---|
| 623 | quasistatic_mealy_generation(); |
---|
[1] | 624 | } |
---|
| 625 | |
---|
| 626 | |
---|
[52] | 627 | void gen_scheduling_code_for_quasistatic_func(method_process_list_t & |
---|
| 628 | transition_func_list, |
---|
| 629 | method_process_list_t & |
---|
| 630 | moore_func_list, |
---|
| 631 | strong_component_list_t & |
---|
| 632 | mealy_func_list) { |
---|
| 633 | if (dump_stage) { |
---|
| 634 | cerr << "Generating quasi static scheduling...\n"; |
---|
| 635 | } |
---|
[1] | 636 | |
---|
[52] | 637 | func_list[0] = transition_func_list; |
---|
| 638 | func_list[1] = moore_func_list; |
---|
| 639 | quasistatic_list = mealy_func_list; |
---|
| 640 | |
---|
| 641 | if (dump_stage) { |
---|
| 642 | cerr << "Generating quasi static scheduling done.\n"; |
---|
| 643 | } |
---|
[1] | 644 | } |
---|
| 645 | } // end of sc_core namespace |
---|
| 646 | |
---|
| 647 | |
---|
[52] | 648 | /* |
---|
| 649 | # Local Variables: |
---|
| 650 | # tab-width: 4; |
---|
| 651 | # c-basic-offset: 4; |
---|
| 652 | # c-file-offsets:((innamespace . 0)(inline-open . 0)); |
---|
| 653 | # indent-tabs-mode: nil; |
---|
| 654 | # End: |
---|
| 655 | # |
---|
| 656 | # vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4 |
---|
| 657 | */ |
---|