[18] | 1 | /* |
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| 2 | |
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| 3 | Copyright (c) 1992, 1993 |
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| 4 | Regents of the University of California |
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| 5 | All rights reserved. |
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| 6 | |
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| 7 | Use and copying of this software and preparation of derivative works |
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| 8 | based upon this software are permitted. However, any distribution of |
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| 9 | this software or derivative works must include the above copyright |
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| 10 | notice. |
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| 11 | |
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| 12 | This software is made available AS IS, and neither the Electronics |
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| 13 | Research Laboratory or the Universify of California make any |
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| 14 | warranty about the software, its performance or its conformity to |
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| 15 | any specification. |
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| 16 | |
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| 17 | Author: Szu-Tsung Cheng, stcheng@ic.Berkeley.EDU |
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| 18 | 10/92 |
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| 19 | 10/93 |
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| 20 | |
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| 21 | $Id: vl_traverse.c,v 1.4 2009/03/09 20:25:58 fabio Exp $ |
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| 22 | |
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| 23 | |
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| 24 | */ |
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| 25 | |
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| 26 | |
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| 27 | #include "util.h" |
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| 28 | #include "st.h" |
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| 29 | #include "list.h" |
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| 30 | #include "array.h" |
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| 31 | #include "set.h" |
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| 32 | #include "stack.h" |
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| 33 | #include "vl_types.h" |
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| 34 | #include "vl_defs.h" |
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| 35 | #include "vlr_int.h" |
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| 36 | #include "graph.h" |
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| 37 | #include "vl_fg_defs.h" |
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| 38 | #include "vl_fg_types.h" |
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| 39 | #include "vl_flowgraph.h" |
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| 40 | #include "vl_traverse.h" |
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| 41 | #include "vl_copy.h" |
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| 42 | #include "vl_create.h" |
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| 43 | #include "vl_write_util.h" |
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| 44 | #include "dataflow.h" |
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| 45 | #include "vl_write.h" |
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| 46 | #include "verilog.h" |
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| 47 | #include <stdarg.h> |
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| 48 | |
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| 49 | int vlTimedSystem = 0; |
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| 50 | |
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| 51 | extern vl_desc *mod_list; |
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| 52 | |
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| 53 | extern int dflow_analysis; |
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| 54 | |
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| 55 | extern int dflow_context; |
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| 56 | |
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| 57 | extern int vlPhase; |
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| 58 | |
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| 59 | extern int implicitClocking; |
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| 60 | |
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| 61 | extern int WarningLevel; |
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| 62 | |
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| 63 | extern vl_module *vl_encloseModule; |
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| 64 | |
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| 65 | int use_libraryGate; |
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| 66 | |
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| 67 | int Loop_Unrolling=1; |
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| 68 | |
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| 69 | int Repeat_Unrolling=1; |
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| 70 | |
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| 71 | int PrtEnable=0; |
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| 72 | |
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| 73 | |
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| 74 | int indexAssignment=0; |
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| 75 | |
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| 76 | |
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| 77 | int aliasSP=0; |
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| 78 | st_table *aliasStack[20]; |
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| 79 | |
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| 80 | vl_procstmt *vl_currentProcStmt; |
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| 81 | int in_reset_stmt=0; |
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| 82 | static int lhs_id=0; |
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| 83 | static int StpTrace=0; |
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| 84 | |
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| 85 | static void assoc_formal_actual ARGS((vl_task *task_dfn, |
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| 86 | lsList formal, lsList actual)); |
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| 87 | static void vl_expand_Q ARGS((FILE *file, lsList tags)); |
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| 88 | static void record_program_location ARGS((vl_procstmt *procstmt)); |
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| 89 | static void register_clock ARGS((FILE *file, vl_event_expr *event)); |
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| 90 | static void check_task_arg ARGS((int ok, vl_task *task_dfn)); |
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| 91 | static void rec_expand_Q ARGS((int num_Q, array_t *q_array, |
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| 92 | char *bit_str, lsList tags, |
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| 93 | lsGen gen, lsHandle *phandle)); |
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| 94 | |
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| 95 | |
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| 96 | void vl_fprintf_stmt(FILE* file, ...) |
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| 97 | { |
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| 98 | char *fmt; |
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| 99 | va_list args; |
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| 100 | |
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| 101 | va_start(args, file); |
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| 102 | fmt = va_arg(args, char*); |
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| 103 | if (PrtEnable) (void)vfprintf(file, fmt, args); |
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| 104 | va_end(args); |
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| 105 | } |
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| 106 | |
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| 107 | enum st_retval vl_step_desc(char *name, char *value, char *arg) |
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| 108 | |
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| 109 | { |
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| 110 | if (((typestructPtr)value)->type == ModDecl) { |
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| 111 | vl_step_module(stdout, (vl_module*)value); |
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| 112 | } else if (((typestructPtr)value)->type == CombPrimDecl || |
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| 113 | ((typestructPtr)value)->type == SeqPrimDecl) { |
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| 114 | vl_step_primitive(stdout, (vl_primitive*)value); |
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| 115 | } |
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| 116 | |
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| 117 | name = name; |
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| 118 | arg = arg; |
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| 119 | return ST_CONTINUE; |
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| 120 | } |
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| 121 | |
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| 122 | void vl_step_module(FILE *file, vl_module *mod) |
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| 123 | { |
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| 124 | if (mod == NULL) return; |
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| 125 | |
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| 126 | ASSERT(mod->type==ModDecl, "Expecting ModDecl"); |
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| 127 | |
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| 128 | if (mod->visited) return; |
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| 129 | |
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| 130 | vl_currentModule = mod; |
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| 131 | StpTRACE("printing module\n"); |
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| 132 | vl_fprintf_stmt(file, "module "); |
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| 133 | vl_step_id_range(file, mod->name); |
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| 134 | vl_step_ports(file, mod->ports); |
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| 135 | vl_fprintf_stmt(file, ";\n"); |
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| 136 | vl_step_mod_item_list(file, mod->mod_items); |
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| 137 | vl_fprintf_stmt(file, "endmodule\n\n"); |
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| 138 | vl_currentModule = NIL(vl_module); |
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| 139 | mod->visited = 1; |
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| 140 | } |
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| 141 | |
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| 142 | |
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| 143 | void vl_step_primitive(FILE *file, vl_primitive *prim) |
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| 144 | { |
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| 145 | if (prim == NULL) return; |
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| 146 | |
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| 147 | ASSERT((prim->type==CombPrimDecl || prim->type==SeqPrimDecl), |
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| 148 | "Expecting PrimDecl"); |
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| 149 | StpTRACE("Printing primitive\n"); |
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| 150 | vl_fprintf_stmt(file, "primitive "); |
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| 151 | vl_step_id_range(file, prim->name); |
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| 152 | vl_step_ports(file, prim->ports); |
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| 153 | vl_fprintf_stmt(file, ";\n"); |
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| 154 | vl_step_mod_item_list(file, prim->decls); |
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| 155 | vl_step_prim_table(file, prim->type, prim->entries); |
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| 156 | vl_fprintf_stmt(file, "endprimitive\n\n"); |
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| 157 | } |
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| 158 | |
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| 159 | |
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| 160 | void vl_step_prim_table(FILE *file, short type, lsList entries) |
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| 161 | { |
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| 162 | vl_prim_entry *e; |
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| 163 | int i; |
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| 164 | lsHandle handle; |
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| 165 | lsGen gen; |
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| 166 | |
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| 167 | if (entries == NULL) return; |
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| 168 | |
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| 169 | StpTRACE("Printing primitive table\n"); |
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| 170 | vl_fprintf_stmt(file, "table\n"); |
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| 171 | for(gen = lsStart(entries); lsNext(gen, (lsGeneric*)&e, &handle) |
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| 172 | != LS_NOMORE; ) { |
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| 173 | for (i=0; i<10; i++) { |
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| 174 | if (e->inputs[i] == PrimNone) |
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| 175 | break; |
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| 176 | else |
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| 177 | vl_fprintf_stmt(file, "%s ", vl_get_prim_symbol(e->inputs[i])); |
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| 178 | } |
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| 179 | if (type == SeqPrimDecl) |
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| 180 | vl_fprintf_stmt(file, ": %s", vl_get_prim_symbol(e->state)); |
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| 181 | |
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| 182 | vl_fprintf_stmt(file, ": %s\n", vl_get_prim_symbol(e->next_state)); |
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| 183 | } |
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| 184 | (void) lsFinish(gen); |
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| 185 | vl_fprintf_stmt(file, "endtable\n"); |
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| 186 | } |
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| 187 | |
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| 188 | |
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| 189 | void vl_step_basicdecl(FILE *file, vl_decl *decl) |
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| 190 | { |
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| 191 | |
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| 192 | StpTRACE("Printing Basic decl\n"); |
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| 193 | switch(decl->type) { |
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| 194 | case RealDecl: |
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| 195 | vl_fprintf_stmt(file, "real "); |
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| 196 | vl_step_id_list(file, decl->ids); |
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| 197 | break; |
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| 198 | case EventDecl: |
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| 199 | vl_fprintf_stmt(file, "event "); |
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| 200 | vl_step_id_list(file, decl->ids); |
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| 201 | break; |
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| 202 | case IntDecl: |
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| 203 | vl_fprintf_stmt(file, "integer "); |
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| 204 | vl_step_id_range_list(file, decl->ids); |
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| 205 | break; |
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| 206 | case TimeDecl: |
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| 207 | vl_fprintf_stmt(file, "time "); |
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| 208 | vl_step_id_range_list(file, decl->ids); |
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| 209 | break; |
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| 210 | default: |
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| 211 | internal_error("Unexpected Basic Decl type"); break; |
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| 212 | } |
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| 213 | vl_fprintf_stmt(file, ";\n"); |
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| 214 | } |
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| 215 | |
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| 216 | |
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| 217 | void vl_step_rangedecl(FILE *file, vl_rangedecl *decl) |
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| 218 | { |
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| 219 | StpTRACE("Printing Range decl\n"); |
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| 220 | switch(decl->type) { |
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| 221 | case InputDecl: |
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| 222 | vl_fprintf_stmt(file, "input "); break; |
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| 223 | case OutputDecl: |
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| 224 | vl_fprintf_stmt(file, "output "); break; |
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| 225 | case InoutDecl: |
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| 226 | vl_fprintf_stmt(file, "inout "); break; |
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| 227 | case RegDecl: |
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| 228 | vl_fprintf_stmt(file, "reg "); break; |
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| 229 | default: |
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| 230 | internal_error("Unexpected Range Decl"); break; |
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| 231 | } |
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| 232 | vl_step_range(file, decl->range); |
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| 233 | if (decl->type == RegDecl) |
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| 234 | vl_step_id_range_list(file, decl->ids); |
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| 235 | else |
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| 236 | vl_step_id_list(file, decl->ids); |
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| 237 | vl_fprintf_stmt(file, ";\n"); |
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| 238 | } |
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| 239 | |
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| 240 | void vl_step_paramdecl(FILE *file, vl_paramdecl *decl) |
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| 241 | { |
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| 242 | |
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| 243 | StpTRACE("Printing Parameter decl\n"); |
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| 244 | switch(decl->type) { |
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| 245 | case ParamDecl: |
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| 246 | vl_fprintf_stmt(file, "parameter "); break; |
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| 247 | case DefparamDecl: |
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| 248 | vl_fprintf_stmt(file, "defparam "); break; |
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| 249 | default: |
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| 250 | internal_error("Unexpected Param Decl"); break; |
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| 251 | } |
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| 252 | |
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| 253 | { |
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| 254 | vl_bassign_stmt *assign; |
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| 255 | lsHandle handle; |
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| 256 | lsGen gen; |
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| 257 | |
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| 258 | gen = lsStart(decl->assigns); |
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| 259 | if (lsNext(gen, (lsGeneric*)&assign, &handle) == LS_OK) { |
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| 260 | vl_step_bassign_stmt(file, assign); |
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| 261 | while(lsNext(gen, (lsGeneric*)&assign, &handle) != LS_NOMORE) { |
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| 262 | vl_fprintf_stmt(file, ", "); |
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| 263 | vl_step_bassign_stmt(file, assign); |
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| 264 | } |
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| 265 | } |
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| 266 | } |
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| 267 | vl_fprintf_stmt(file, ";\n"); |
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| 268 | } |
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| 269 | |
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| 270 | void vl_step_netdecl(FILE *file, vl_netdecl *decl) |
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| 271 | { |
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| 272 | |
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| 273 | StpTRACE("Printing Net decl\n"); |
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| 274 | switch(decl->type) { |
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| 275 | case WireDecl: |
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| 276 | vl_fprintf_stmt(file, "wire"); break; |
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| 277 | case TriDecl: |
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| 278 | vl_fprintf_stmt(file, "tri"); break; |
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| 279 | case Tri0Decl: |
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| 280 | vl_fprintf_stmt(file, "tri0"); break; |
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| 281 | case Tri1Decl: |
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| 282 | vl_fprintf_stmt(file, "tri1"); break; |
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| 283 | case Supply0Decl: |
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| 284 | vl_fprintf_stmt(file, "supply0"); break; |
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| 285 | case Supply1Decl: |
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| 286 | vl_fprintf_stmt(file, "supply1"); break; |
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| 287 | case WandDecl: |
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| 288 | vl_fprintf_stmt(file, "wand"); break; |
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| 289 | case TriandDecl: |
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| 290 | vl_fprintf_stmt(file, "triand"); break; |
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| 291 | case WorDecl: |
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| 292 | vl_fprintf_stmt(file, "wor"); break; |
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| 293 | case TriorDecl: |
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| 294 | vl_fprintf_stmt(file, "trior"); break; |
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| 295 | case TriregDecl: |
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| 296 | vl_fprintf_stmt(file, "trireg"); break; |
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| 297 | default: |
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| 298 | internal_error("Unexpected Net Decl"); break; |
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| 299 | } |
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| 300 | vl_step_strength(file, decl->strength); |
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| 301 | vl_step_range(file, decl->range); |
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| 302 | vl_step_delay(file, decl->delay); |
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| 303 | vl_step_net_list(file, decl->ids); |
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| 304 | vl_fprintf_stmt(file, ";\n"); |
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| 305 | |
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| 306 | } |
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| 307 | |
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| 308 | void vl_step_task(FILE *file, vl_task *task) |
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| 309 | { |
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| 310 | |
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| 311 | StpTRACE("Printing Task\n"); |
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| 312 | ASSERT(task->type == TaskDecl, "Unexpected Task Type"); |
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| 313 | |
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| 314 | vl_fprintf_stmt(file, "\ntask "); |
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| 315 | vl_step_id_range(file, task->name); |
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| 316 | vl_fprintf_stmt(file, ";\n"); |
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| 317 | vl_step_decl_list(file, task->decls); |
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| 318 | vl_step_stmt_list(file, task->stmts); |
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| 319 | vl_fprintf_stmt(file, "endtask\n"); |
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| 320 | } |
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| 321 | |
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| 322 | void vl_step_function(FILE *file, vl_function *func) |
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| 323 | { |
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| 324 | int old_dflow_analysis; |
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| 325 | vl_function *old_function; |
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| 326 | vl_module *old_module; |
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| 327 | vl_module *old_enclosemodule; |
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| 328 | |
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| 329 | StpTRACE("Printing Function\n"); |
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| 330 | |
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| 331 | |
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| 332 | old_dflow_analysis = dflow_analysis; |
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| 333 | dflow_analysis = 0; |
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| 334 | dataflow_init(); |
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| 335 | |
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| 336 | vl_fprintf_stmt(file, "\nfunc "); |
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| 337 | switch(func->type) { |
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| 338 | case IntFuncDecl: |
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| 339 | st_insert(vl_currentModule->func_st, func->name->name, (char*)func); |
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| 340 | vl_fprintf_stmt(file, "integer "); |
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| 341 | break; |
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| 342 | case RealFuncDecl: |
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| 343 | st_insert(vl_currentModule->func_st, func->name->name, (char*)func); |
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| 344 | vl_fprintf_stmt(file, "real "); |
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| 345 | break; |
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| 346 | case RangeFuncDecl: |
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| 347 | st_insert(vl_currentModule->func_st, func->name->name, (char*)func); |
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| 348 | vl_step_range(file, func->range); |
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| 349 | break; |
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| 350 | default: |
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| 351 | internal_error("Unexpected Function Type"); |
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| 352 | } |
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| 353 | vl_step_id_range(file, func->name); |
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| 354 | vl_fprintf_stmt(file, ";\n"); |
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| 355 | old_module = vl_currentModule; |
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| 356 | old_function = vl_currentFunction; |
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| 357 | old_enclosemodule = vl_encloseModule; |
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| 358 | vl_encloseModule = vl_currentModule; |
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| 359 | vl_currentModule = (vl_module*)func; |
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| 360 | vl_currentFunction = func; |
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| 361 | vl_step_decl_list(file, func->decls); |
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| 362 | vl_step_stmt_list(file, func->stmts); |
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| 363 | vl_currentModule = old_module; |
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| 364 | vl_currentFunction = old_function; |
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| 365 | vl_encloseModule = old_enclosemodule; |
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| 366 | vl_fprintf_stmt(file, "endfunction\n"); |
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| 367 | |
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| 368 | dflow_analysis = old_dflow_analysis; |
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| 369 | dataflow_end(); |
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| 370 | } |
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| 371 | |
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| 372 | void vl_step_gate_inst_list(FILE *file, vl_gate_inst_list *gatelist) |
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| 373 | { |
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| 374 | |
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| 375 | StpTRACE("Printing Gate Instance List\n"); |
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| 376 | switch(gatelist->type) { |
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| 377 | case AndGate: |
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| 378 | vl_fprintf_stmt(file, "and"); break; |
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| 379 | case NandGate: |
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| 380 | vl_fprintf_stmt(file, "nand"); break; |
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| 381 | case OrGate: |
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| 382 | vl_fprintf_stmt(file, "or"); break; |
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| 383 | case NorGate: |
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| 384 | vl_fprintf_stmt(file, "nor"); break; |
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| 385 | case XorGate: |
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| 386 | vl_fprintf_stmt(file, "xor"); break; |
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| 387 | case XnorGate: |
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| 388 | vl_fprintf_stmt(file, "xnor"); break; |
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| 389 | case BufGate: |
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| 390 | vl_fprintf_stmt(file, "buf"); break; |
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| 391 | case Bufif0Gate: |
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| 392 | vl_fprintf_stmt(file, "bufif0"); break; |
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| 393 | case Bufif1Gate: |
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| 394 | vl_fprintf_stmt(file, "bufif1"); break; |
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| 395 | case NotGate: |
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| 396 | vl_fprintf_stmt(file, "not"); break; |
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| 397 | case Notif0Gate: |
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| 398 | vl_fprintf_stmt(file, "notif0"); break; |
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| 399 | case Notif1Gate: |
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| 400 | vl_fprintf_stmt(file, "notif1"); break; |
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| 401 | case PulldownGate: |
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| 402 | vl_fprintf_stmt(file, "pulldown"); break; |
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| 403 | case PullupGate: |
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| 404 | vl_fprintf_stmt(file, "pullup"); break; |
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| 405 | case NmosGate: |
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| 406 | vl_fprintf_stmt(file, "nmos"); break; |
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| 407 | case RnmosGate: |
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| 408 | vl_fprintf_stmt(file, "rnmos"); break; |
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| 409 | case PmosGate: |
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| 410 | vl_fprintf_stmt(file, "pmos"); break; |
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| 411 | case RpmosGate: |
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| 412 | vl_fprintf_stmt(file, "rpmos"); break; |
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| 413 | case CmosGate: |
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| 414 | vl_fprintf_stmt(file, "cmos"); break; |
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| 415 | case RcmosGate: |
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| 416 | vl_fprintf_stmt(file, "rcmos"); break; |
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| 417 | case TranGate: |
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| 418 | vl_fprintf_stmt(file, "tran"); break; |
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| 419 | case RtranGate: |
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| 420 | vl_fprintf_stmt(file, "rtran"); break; |
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| 421 | case Tranif0Gate: |
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| 422 | vl_fprintf_stmt(file, "tranif0"); break; |
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| 423 | case Rtranif0Gate: |
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| 424 | vl_fprintf_stmt(file, "rtranif0"); break; |
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| 425 | case Tranif1Gate: |
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| 426 | vl_fprintf_stmt(file, "tranif1"); break; |
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| 427 | case Rtranif1Gate: |
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| 428 | vl_fprintf_stmt(file, "rtranif1"); break; |
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| 429 | default: |
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| 430 | internal_error("Unexpected Gate Type"); break; |
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| 431 | } |
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| 432 | vl_fprintf_stmt(file, " "); |
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| 433 | vl_step_strength(file, gatelist->strength); |
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| 434 | vl_step_delay(file, gatelist->delays); |
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| 435 | vl_step_gates(file, gatelist->gates); |
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| 436 | vl_fprintf_stmt(file, ";\n"); |
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| 437 | } |
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| 438 | |
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| 439 | void vl_step_gates(FILE *file, lsList gates) |
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| 440 | { |
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| 441 | vl_gate_inst *gate; |
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| 442 | lsHandle handle; |
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| 443 | lsGen gen; |
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| 444 | |
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| 445 | StpTRACE("Printing Gate Instances\n"); |
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| 446 | gen = lsStart(gates); |
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| 447 | if (lsNext(gen, (lsGeneric*)&gate, &handle) == LS_OK) { |
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| 448 | vl_step_gate(file, gate); |
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| 449 | while(lsNext(gen, (lsGeneric*)&gate, &handle) != LS_NOMORE) { |
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| 450 | vl_fprintf_stmt(file, ", "); |
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| 451 | vl_step_gate(file, gate); |
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| 452 | } |
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| 453 | } |
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| 454 | (void) lsFinish(gen); |
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| 455 | } |
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| 456 | |
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| 457 | void vl_step_prim_inst_list(FILE *file, vl_mod_prim_inst_list *primlist) |
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| 458 | { |
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| 459 | |
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| 460 | StpTRACE("Printing Primitive Instance List\n"); |
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| 461 | |
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| 462 | vl_step_id_range(file, primlist->name); |
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| 463 | vl_step_strength(file, primlist->strength); |
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| 464 | vl_step_delay(file, primlist->delays); |
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| 465 | vl_step_prims(file, primlist->mps); |
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| 466 | vl_fprintf_stmt(file, ";\n"); |
---|
| 467 | } |
---|
| 468 | |
---|
| 469 | void vl_step_prims(FILE *file, lsList prims) |
---|
| 470 | { |
---|
| 471 | vl_mod_prim_inst *prim; |
---|
| 472 | lsHandle handle; |
---|
| 473 | lsGen gen; |
---|
| 474 | |
---|
| 475 | StpTRACE("Printing Primitive Instances\n"); |
---|
| 476 | gen = lsStart(prims); |
---|
| 477 | if (lsNext(gen, (lsGeneric*)&prim, &handle) == LS_OK) { |
---|
| 478 | vl_step_prim(file, prim); |
---|
| 479 | while(lsNext(gen, (lsGeneric*)&prim, &handle) != LS_NOMORE) { |
---|
| 480 | vl_fprintf_stmt(file, ", "); |
---|
| 481 | vl_step_prim(file, prim); |
---|
| 482 | } |
---|
| 483 | } |
---|
| 484 | (void) lsFinish(gen); |
---|
| 485 | } |
---|
| 486 | |
---|
| 487 | void vl_step_mod_inst_list(FILE *file, vl_mod_prim_inst_list *modinstlist) |
---|
| 488 | { |
---|
| 489 | vl_module *result; |
---|
| 490 | |
---|
| 491 | StpTRACE("Printing Module Instance List\n"); |
---|
| 492 | |
---|
| 493 | result = vl_chk_param_dup_master(modinstlist); |
---|
| 494 | if (result) modinstlist->name = result->name; |
---|
| 495 | |
---|
| 496 | vl_step_id_range(file, modinstlist->name); |
---|
| 497 | vl_fprintf_stmt(file, " "); |
---|
| 498 | vl_step_param_vals(file, (lsList)modinstlist->delays); |
---|
| 499 | vl_step_mod_insts(file, modinstlist->mps); |
---|
| 500 | vl_fprintf_stmt(file, ";\n"); |
---|
| 501 | } |
---|
| 502 | |
---|
| 503 | void vl_step_mod_insts(FILE *file, lsList modinsts) |
---|
| 504 | { |
---|
| 505 | vl_mod_prim_inst *modinst; |
---|
| 506 | lsHandle handle; |
---|
| 507 | lsGen gen; |
---|
| 508 | |
---|
| 509 | StpTRACE("Printing Module Instances\n"); |
---|
| 510 | gen = lsStart(modinsts); |
---|
| 511 | if (lsNext(gen, (lsGeneric*)&modinst, &handle) == LS_OK) { |
---|
| 512 | vl_step_modinst(file, modinst); |
---|
| 513 | while(lsNext(gen, (lsGeneric*)&modinst, &handle) != LS_NOMORE) { |
---|
| 514 | vl_fprintf_stmt(file, ", "); |
---|
| 515 | vl_step_modinst(file, modinst); |
---|
| 516 | } |
---|
| 517 | } |
---|
| 518 | (void) lsFinish(gen); |
---|
| 519 | } |
---|
| 520 | |
---|
| 521 | |
---|
| 522 | void vl_step_procstmt(FILE *file, vl_procstmt *pstmt) |
---|
| 523 | { |
---|
| 524 | int old_dflow_context; |
---|
| 525 | graph_t *fg_FlowGraph; |
---|
| 526 | edge_t *back_edge; |
---|
| 527 | |
---|
| 528 | StpTRACE("Printing Process stmt\n"); |
---|
| 529 | old_dflow_context = dflow_context; |
---|
| 530 | dataflow_init(); |
---|
| 531 | |
---|
| 532 | fg_FlowGraph = fg_new_graph(); |
---|
| 533 | |
---|
| 534 | vl_currentProcStmt = pstmt; |
---|
| 535 | |
---|
| 536 | switch(pstmt->type) { |
---|
| 537 | case AlwaysStmt: { |
---|
| 538 | lsNewEnd(vl_currentModule->flow_graphs, (lsGeneric)fg_FlowGraph, 0); |
---|
| 539 | |
---|
| 540 | |
---|
| 541 | back_edge = fg_new_always_block(); |
---|
| 542 | |
---|
| 543 | |
---|
| 544 | dflow_context |= DFLOW_Always; |
---|
| 545 | vl_fprintf_stmt(file, "always\n"); |
---|
| 546 | break; |
---|
| 547 | } |
---|
| 548 | case InitialStmt: |
---|
| 549 | dflow_context |= DFLOW_Initial; |
---|
| 550 | if (pstmt->flags & TimedInitStmt) { |
---|
| 551 | lsNewEnd(vl_currentModule->flow_graphs,(lsGeneric)fg_FlowGraph,0); |
---|
| 552 | |
---|
| 553 | fg_new_always_block(); |
---|
| 554 | |
---|
| 555 | pstmt->type = AlwaysStmt; |
---|
| 556 | pstmt->flags |= PseudoAlways; |
---|
| 557 | } else { |
---|
| 558 | in_reset_stmt = 1; |
---|
| 559 | vl_currentModule->flags |= WithInitial; |
---|
| 560 | } |
---|
| 561 | vl_fprintf_stmt(file, "initial\n"); |
---|
| 562 | break; |
---|
| 563 | default: |
---|
| 564 | internal_error("Unexpected Process Statement Type"); break; |
---|
| 565 | } |
---|
| 566 | |
---|
| 567 | |
---|
| 568 | vl_step_stmt(file, pstmt->stmt); |
---|
| 569 | in_reset_stmt = 0; |
---|
| 570 | vl_currentProcStmt = NIL(vl_procstmt); |
---|
| 571 | |
---|
| 572 | dflow_context = old_dflow_context; |
---|
| 573 | dataflow_end(); |
---|
| 574 | |
---|
| 575 | |
---|
| 576 | if (pstmt->flags & PseudoAlways) { |
---|
| 577 | pstmt->fg_info = (char*)fg_pseudo_sink(); |
---|
| 578 | ((fg_node_info*)((vertex_t*)pstmt->fg_info)->user_data)->data = |
---|
| 579 | (char*)pstmt; |
---|
| 580 | } else { |
---|
| 581 | fg_closeloop(); |
---|
| 582 | } |
---|
| 583 | |
---|
| 584 | if (pstmt->type == AlwaysStmt && !(pstmt->flags & PseudoAlways)) { |
---|
| 585 | assert(fg_check_cyclic()); |
---|
| 586 | } |
---|
| 587 | |
---|
| 588 | fg_clean_fg(); |
---|
| 589 | } |
---|
| 590 | |
---|
| 591 | int vl_step_begin_end_stmt(FILE *file, vl_begin_end_stmt *bestmt) |
---|
| 592 | { |
---|
| 593 | int step_flag; |
---|
| 594 | |
---|
| 595 | StpTRACE("Printing beginend\n"); |
---|
| 596 | ASSERT(bestmt->type == BeginEndStmt, "Unexpected BeginEndStmt Type"); |
---|
| 597 | |
---|
| 598 | vl_fprintf_stmt(file, "begin\n"); |
---|
| 599 | vl_step_decl_list(file, bestmt->decls); |
---|
| 600 | step_flag = vl_step_stmt_list(file, bestmt->stmts); |
---|
| 601 | vl_fprintf_stmt(file, "end\n"); |
---|
| 602 | |
---|
| 603 | return step_flag; |
---|
| 604 | } |
---|
| 605 | |
---|
| 606 | int vl_step_if_else_stmt(FILE *file, vl_if_else_stmt *stmt) |
---|
| 607 | { |
---|
| 608 | set_t *if_set = NIL(set_t), *else_set = NIL(set_t); |
---|
| 609 | set_t *new_set = NIL(set_t); |
---|
| 610 | int step_flag_if = 0, step_flag_else = 0; |
---|
| 611 | vertex_t *old_Srce, *old_Sink; |
---|
| 612 | vertex_t *old_CMPSrce, *old_CMPSink; |
---|
| 613 | vertex_t *ctrl_vtx, *sink_vtx; |
---|
| 614 | vertex_t *cmp_ctrl_vtx, *cmp_sink_vtx; |
---|
| 615 | vertex_t *src, *sink; |
---|
| 616 | vertex_t *cmp_src, *cmp_sink; |
---|
| 617 | |
---|
| 618 | StpTRACE("Printing if_else_stmt\n"); |
---|
| 619 | ASSERT(stmt->type == IfElseStmt, "Unexpected IfElseStmt Type"); |
---|
| 620 | |
---|
| 621 | if (vl_currentFunction) |
---|
| 622 | |
---|
| 623 | vl_encloseModule->syndrome_width++; |
---|
| 624 | else { |
---|
| 625 | |
---|
| 626 | if (!in_reset_stmt) |
---|
| 627 | vl_currentModule->syndrome_width++; |
---|
| 628 | else |
---|
| 629 | vl_currentModule->rst_syndrome_width++; |
---|
| 630 | } |
---|
| 631 | |
---|
| 632 | |
---|
| 633 | |
---|
| 634 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 635 | fg_new_ifelse_block(&old_Srce, &old_Sink, &ctrl_vtx, &sink_vtx, |
---|
| 636 | &old_CMPSrce,&old_CMPSink, |
---|
| 637 | &cmp_ctrl_vtx,&cmp_sink_vtx); |
---|
| 638 | ((fg_node_info*)ctrl_vtx->user_data)->data = (char*)stmt->cond; |
---|
| 639 | stmt->cond->fg_info1 = (char*)ctrl_vtx; |
---|
| 640 | stmt->cond->fg_info2 = (char*)sink_vtx; |
---|
| 641 | fg_record_SrcSink(&src, &sink, &cmp_src, &cmp_sink); |
---|
| 642 | } |
---|
| 643 | |
---|
| 644 | vl_fprintf_stmt(file, "if ("); |
---|
| 645 | vl_step_expr(file, stmt->cond); |
---|
| 646 | vl_fprintf_stmt(file, ")\n"); |
---|
| 647 | |
---|
| 648 | |
---|
| 649 | dataflow_dup_set(); |
---|
| 650 | step_flag_if = vl_step_stmt(file, stmt->if_stmt); |
---|
| 651 | if_set = dataflow_pop_set(); |
---|
| 652 | |
---|
| 653 | |
---|
| 654 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) |
---|
| 655 | stmt->cond->fg_aux1 = (char*)fg_closeloop(); |
---|
| 656 | |
---|
| 657 | |
---|
| 658 | if (stmt->else_stmt) { |
---|
| 659 | vl_fprintf_stmt(file, "else\n"); |
---|
| 660 | |
---|
| 661 | |
---|
| 662 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) |
---|
| 663 | fg_restore_SrcSink(src, sink, cmp_src, cmp_sink); |
---|
| 664 | |
---|
| 665 | dataflow_dup_set(); |
---|
| 666 | step_flag_else = vl_step_stmt(file, stmt->else_stmt); |
---|
| 667 | else_set = dataflow_pop_set(); |
---|
| 668 | |
---|
| 669 | new_set = dataflow_merge_set(if_set, else_set); |
---|
| 670 | dataflow_replace_set(new_set); |
---|
| 671 | |
---|
| 672 | |
---|
| 673 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) |
---|
| 674 | stmt->cond->fg_aux2 = (char*)fg_closeloop(); |
---|
| 675 | } else { |
---|
| 676 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 677 | |
---|
| 678 | fg_restore_SrcSink(src, sink, cmp_src, cmp_sink); |
---|
| 679 | |
---|
| 680 | stmt->cond->fg_aux2 = (char*)fg_closeloop(); |
---|
| 681 | } |
---|
| 682 | } |
---|
| 683 | |
---|
| 684 | |
---|
| 685 | |
---|
| 686 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 687 | fg_restore_SrcSink(src, sink, cmp_src, cmp_sink); |
---|
| 688 | fg_reduce_simple_branches_back_block(old_Srce, old_Sink, |
---|
| 689 | old_CMPSrce, old_CMPSink); |
---|
| 690 | } |
---|
| 691 | |
---|
| 692 | return step_flag_if | step_flag_else; |
---|
| 693 | } |
---|
| 694 | |
---|
| 695 | int vl_step_case_stmt(FILE *file, vl_case_stmt *stmt) |
---|
| 696 | { |
---|
| 697 | int step_flag = 0; |
---|
| 698 | vertex_t *old_Srce, *old_Sink; |
---|
| 699 | vertex_t *ctrl_vtx, *sink_vtx; |
---|
| 700 | vertex_t *old_CMPSrce, *old_CMPSink; |
---|
| 701 | vertex_t *ctrl_CMPvtx, *sink_CMPvtx; |
---|
| 702 | |
---|
| 703 | StpTRACE("Printing case_stmt\n"); |
---|
| 704 | |
---|
| 705 | |
---|
| 706 | |
---|
| 707 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 708 | fg_new_case_block(&old_Srce, &old_Sink, &ctrl_vtx, &sink_vtx, |
---|
| 709 | &old_CMPSrce, &old_CMPSink, |
---|
| 710 | &ctrl_CMPvtx, &sink_CMPvtx); |
---|
| 711 | ((fg_node_info*)ctrl_vtx->user_data)->data = (char*)stmt->cond; |
---|
| 712 | stmt->cond->fg_info1 = (char*)ctrl_vtx; |
---|
| 713 | stmt->cond->fg_info2 = (char*)sink_vtx; |
---|
| 714 | } |
---|
| 715 | |
---|
| 716 | switch(stmt->type) { |
---|
| 717 | case CaseStmt: |
---|
| 718 | vl_fprintf_stmt(file, "case ("); break; |
---|
| 719 | case CasexStmt: |
---|
| 720 | vl_fprintf_stmt(file, "casex ("); break; |
---|
| 721 | case CasezStmt: |
---|
| 722 | vl_fprintf_stmt(file, "casez ("); break; |
---|
| 723 | default: |
---|
| 724 | internal_error("Unexpected Case Type"); break; |
---|
| 725 | } |
---|
| 726 | vl_step_expr(file, stmt->cond); |
---|
| 727 | vl_fprintf_stmt(file, ")\n"); |
---|
| 728 | |
---|
| 729 | { |
---|
| 730 | vl_case_item *item; |
---|
| 731 | lsHandle handle; |
---|
| 732 | lsGen gen; |
---|
| 733 | vertex_t *cur_src, *cur_sink; |
---|
| 734 | vertex_t *cur_cmp_src, *cur_cmp_sink; |
---|
| 735 | edge_t *ctrl_edge; |
---|
| 736 | |
---|
| 737 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) |
---|
| 738 | fg_record_SrcSink(&cur_src, &cur_sink, |
---|
| 739 | &cur_cmp_src, &cur_cmp_sink); |
---|
| 740 | gen = lsStart(stmt->case_items); |
---|
| 741 | while(lsNext(gen, (lsGeneric*)&item, &handle) != LS_NOMORE) { |
---|
| 742 | |
---|
| 743 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 744 | ctrl_edge = fg_new_case_tag_block(cur_src, cur_sink, |
---|
| 745 | cur_cmp_src, cur_cmp_sink); |
---|
| 746 | ((fg_arc_info*)ctrl_edge->user_data)->data = (char*)item; |
---|
| 747 | item->fg_info = (char*)ctrl_edge; |
---|
| 748 | } |
---|
| 749 | |
---|
| 750 | dataflow_dup_set(); |
---|
| 751 | step_flag |= vl_step_case_item(file, item); |
---|
| 752 | if (item->type != DefaultItem) |
---|
| 753 | dataflow_free_set(dataflow_pop_set()); |
---|
| 754 | else |
---|
| 755 | dataflow_replace_set(dataflow_pop_set()); |
---|
| 756 | |
---|
| 757 | |
---|
| 758 | fg_closeloop(); |
---|
| 759 | } |
---|
| 760 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) |
---|
| 761 | fg_restore_SrcSink(cur_src, cur_sink, cur_cmp_src, cur_cmp_sink); |
---|
| 762 | } |
---|
| 763 | vl_fprintf_stmt(file, "endcase\n"); |
---|
| 764 | |
---|
| 765 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) |
---|
| 766 | fg_reduce_simple_branches_back_block(old_Srce, old_Sink, |
---|
| 767 | old_CMPSrce, old_CMPSink); |
---|
| 768 | |
---|
| 769 | return step_flag; |
---|
| 770 | } |
---|
| 771 | |
---|
| 772 | void vl_step_forever_stmt(FILE *file, vl_forever_stmt *stmt) |
---|
| 773 | { |
---|
| 774 | StpTRACE("Printing forever_stmt\n"); |
---|
| 775 | ASSERT(stmt->type == ForeverStmt, "Unexpected ForeverStmt Type"); |
---|
| 776 | |
---|
| 777 | vl_fprintf_stmt(file, "forever\n"); |
---|
| 778 | vl_step_stmt(file, stmt->stmt); |
---|
| 779 | } |
---|
| 780 | |
---|
| 781 | void vl_step_repeat_stmt(FILE *file, vl_repeat_stmt *stmt) |
---|
| 782 | { |
---|
| 783 | StpTRACE("Printing repeat_stmt\n"); |
---|
| 784 | ASSERT(stmt->type == RepeatStmt, "Unexpected RepeatStmt Type"); |
---|
| 785 | |
---|
| 786 | vl_fprintf_stmt(file, "repeat ("); |
---|
| 787 | vl_step_expr(file, stmt->count); |
---|
| 788 | vl_fprintf_stmt(file, ")\n"); |
---|
| 789 | vl_step_stmt(file, stmt->stmt); |
---|
| 790 | } |
---|
| 791 | |
---|
| 792 | void vl_step_while_stmt(FILE *file, vl_while_stmt *stmt) |
---|
| 793 | { |
---|
| 794 | vertex_t *old_src, *old_sink, *ctrl_vtx, *sink_vtx, |
---|
| 795 | *old_CMPsrc, *old_CMPsink, *cmp_ctrl_vtx, *cmp_sink_vtx; |
---|
| 796 | vertex_t *src, *sink, *cmp_src, *cmp_sink; |
---|
| 797 | int contain_pause; |
---|
| 798 | |
---|
| 799 | StpTRACE("Printing while_stmt\n"); |
---|
| 800 | ASSERT(stmt->type == WhileStmt, "Unexpected WhileStmt Type"); |
---|
| 801 | |
---|
| 802 | if (!in_reset_stmt) vl_currentModule->syndrome_width++; |
---|
| 803 | |
---|
| 804 | |
---|
| 805 | if (!in_reset_stmt &&vlPhase==1 && fg_not_empty()) { |
---|
| 806 | fg_new_loop_block(&old_src, &old_sink, &ctrl_vtx, &sink_vtx, |
---|
| 807 | &old_CMPsrc, &old_CMPsink, |
---|
| 808 | &cmp_ctrl_vtx, &cmp_sink_vtx); |
---|
| 809 | ((fg_node_info*)ctrl_vtx->user_data)->data = (char*)stmt->cond; |
---|
| 810 | stmt->cond->fg_info1 = (char*)ctrl_vtx; |
---|
| 811 | stmt->cond->fg_info2 = (char*)sink_vtx; |
---|
| 812 | fg_record_SrcSink(&src, &sink, &cmp_src, &cmp_sink); |
---|
| 813 | } |
---|
| 814 | |
---|
| 815 | vl_fprintf_stmt(file, "while ("); |
---|
| 816 | vl_step_expr(file, stmt->cond); |
---|
| 817 | vl_fprintf_stmt(file, ")\n"); |
---|
| 818 | vl_step_stmt(file, stmt->stmt); |
---|
| 819 | |
---|
| 820 | |
---|
| 821 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 822 | fg_closeloop(); |
---|
| 823 | fg_restore_SrcSink(src, sink, cmp_src, cmp_sink); |
---|
| 824 | contain_pause = |
---|
| 825 | fg_reduce_simple_branches_back_block(old_src, old_sink, |
---|
| 826 | old_CMPsrc, old_CMPsink); |
---|
| 827 | if (!contain_pause) { |
---|
| 828 | char buf[MAXSTRLEN]; |
---|
| 829 | yylineno = -1; |
---|
| 830 | sprintf(buf, "%s: there exist delay free for loop(s)", |
---|
| 831 | vl_currentModule->name->name); |
---|
| 832 | compile_error(buf); |
---|
| 833 | } |
---|
| 834 | fg_force_edge(sink_vtx, ctrl_vtx, cmp_sink_vtx, cmp_ctrl_vtx); |
---|
| 835 | fg_restore_SrcSink(ctrl_vtx, old_sink, cmp_ctrl_vtx, old_CMPsink); |
---|
| 836 | } |
---|
| 837 | } |
---|
| 838 | |
---|
| 839 | void vl_step_for_stmt(FILE *file, vl_for_stmt *stmt) |
---|
| 840 | { |
---|
| 841 | vertex_t *old_src, *old_sink, *ctrl_vtx, *sink_vtx, |
---|
| 842 | *old_CMPsrc, *old_CMPsink, *cmp_ctrl_vtx, *cmp_sink_vtx; |
---|
| 843 | vertex_t *src, *sink, *cmp_src, *cmp_sink; |
---|
| 844 | int contain_pause; |
---|
| 845 | |
---|
| 846 | StpTRACE("Printing for_stmt\n"); |
---|
| 847 | ASSERT(stmt->type == ForStmt, "Unexpected ForStmt Type"); |
---|
| 848 | |
---|
| 849 | if (!in_reset_stmt) vl_currentModule->syndrome_width++; |
---|
| 850 | |
---|
| 851 | vl_fprintf_stmt(file, "for ("); |
---|
| 852 | vl_step_bassign_stmt(file, stmt->init); |
---|
| 853 | vl_fprintf_stmt(file, "; "); |
---|
| 854 | |
---|
| 855 | |
---|
| 856 | if (!in_reset_stmt &&vlPhase==1 && fg_not_empty()) { |
---|
| 857 | fg_new_loop_block(&old_src, &old_sink, &ctrl_vtx, &sink_vtx, |
---|
| 858 | &old_CMPsrc, &old_CMPsink, |
---|
| 859 | &cmp_ctrl_vtx, &cmp_sink_vtx); |
---|
| 860 | ((fg_node_info*)ctrl_vtx->user_data)->data = (char*)stmt->cond; |
---|
| 861 | stmt->cond->fg_info1 = (char*)ctrl_vtx; |
---|
| 862 | stmt->cond->fg_info2 = (char*)sink_vtx; |
---|
| 863 | fg_record_SrcSink(&src, &sink, &cmp_src, &cmp_sink); |
---|
| 864 | } |
---|
| 865 | vl_step_expr(file, stmt->cond); |
---|
| 866 | vl_fprintf_stmt(file, "; "); |
---|
| 867 | |
---|
| 868 | vl_step_bassign_stmt(file, stmt->end); |
---|
| 869 | vl_fprintf_stmt(file, ")\n"); |
---|
| 870 | vl_step_stmt(file, stmt->stmt); |
---|
| 871 | |
---|
| 872 | |
---|
| 873 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 874 | fg_closeloop(); |
---|
| 875 | fg_restore_SrcSink(src, sink, cmp_src, cmp_sink); |
---|
| 876 | contain_pause = |
---|
| 877 | fg_reduce_simple_branches_back_block(old_src, old_sink, |
---|
| 878 | old_CMPsrc, old_CMPsink); |
---|
| 879 | if (!contain_pause) { |
---|
| 880 | char buf[MAXSTRLEN]; |
---|
| 881 | yylineno = -1; |
---|
| 882 | sprintf(buf, "%s: there exist delay free for loop(s)", |
---|
| 883 | vl_currentModule->name->name); |
---|
| 884 | compile_error(buf); |
---|
| 885 | } |
---|
| 886 | fg_force_edge(sink_vtx, ctrl_vtx, cmp_sink_vtx, cmp_ctrl_vtx); |
---|
| 887 | fg_restore_SrcSink(ctrl_vtx, old_sink, cmp_ctrl_vtx, old_CMPsink); |
---|
| 888 | } |
---|
| 889 | } |
---|
| 890 | |
---|
| 891 | void vl_step_delay_control_stmt(FILE *file, vl_delay_control_stmt *stmt) |
---|
| 892 | { |
---|
| 893 | vertex_t *pause_node; |
---|
| 894 | |
---|
| 895 | StpTRACE("Printing delay_control_stmt\n"); |
---|
| 896 | ASSERT(stmt->type == DelayControlStmt, "Unexpected DelayControlStmt Type"); |
---|
| 897 | |
---|
| 898 | if (implicitClocking && !vlTimedSystem) { |
---|
| 899 | |
---|
| 900 | char buf[MAXSTRLEN]; |
---|
| 901 | yylineno = -1; |
---|
| 902 | if (vl_currentModule) |
---|
| 903 | sprintf(buf, "%s: 'always'-statement contains delay which contradicts with implicit clocking", |
---|
| 904 | vl_currentModule->name->name); |
---|
| 905 | else |
---|
| 906 | sprintf(buf, "delay(s) in implicit clocking"); |
---|
| 907 | compile_error(buf); |
---|
| 908 | } |
---|
| 909 | |
---|
| 910 | vl_step_delay(file, stmt->delay); |
---|
| 911 | |
---|
| 912 | |
---|
| 913 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 914 | pause_node = fg_new_pause_node(); |
---|
| 915 | ((fg_node_info*)pause_node->user_data)->data = (char*)stmt; |
---|
| 916 | stmt->fg_info = (char*)pause_node; |
---|
| 917 | } |
---|
| 918 | |
---|
| 919 | vl_step_stmt(file, stmt->stmt); |
---|
| 920 | } |
---|
| 921 | |
---|
| 922 | int vl_step_event_control_stmt(FILE *file, vl_event_control_stmt *stmt) |
---|
| 923 | { |
---|
| 924 | int step_flag = 0; |
---|
| 925 | vertex_t *pause_node; |
---|
| 926 | |
---|
| 927 | StpTRACE("Printing event_control_stmt\n"); |
---|
| 928 | ASSERT(stmt->type == EventControlStmt, "Unexpected EventControlStmt Type"); |
---|
| 929 | |
---|
| 930 | vl_fprintf_stmt(file, "@("); |
---|
| 931 | step_flag = vl_step_event_expr(file, stmt->event); |
---|
| 932 | vl_fprintf_stmt(file, ")"); |
---|
| 933 | |
---|
| 934 | |
---|
| 935 | if (!in_reset_stmt && vlPhase==1 && fg_not_empty()) { |
---|
| 936 | pause_node = fg_new_pause_node(); |
---|
| 937 | ((fg_node_info*)pause_node->user_data)->data = (char*)stmt; |
---|
| 938 | stmt->fg_info = (char*)pause_node; |
---|
| 939 | } |
---|
| 940 | |
---|
| 941 | vl_step_stmt(file, stmt->stmt); |
---|
| 942 | |
---|
| 943 | return step_flag; |
---|
| 944 | } |
---|
| 945 | |
---|
| 946 | |
---|
| 947 | int vl_step_bassign_stmt(FILE *file, vl_bassign_stmt *bassign) |
---|
| 948 | { |
---|
| 949 | int step_flag = 0; |
---|
| 950 | vertex_t *assign_vtx; |
---|
| 951 | |
---|
| 952 | StpTRACE("Printing bassign_stmt\n"); |
---|
| 953 | |
---|
| 954 | |
---|
| 955 | if (!in_reset_stmt && vlPhase == 1 && fg_not_empty()) { |
---|
| 956 | assign_vtx = fg_new_assign_node(); |
---|
| 957 | bassign->fg_info = (char*)assign_vtx; |
---|
| 958 | } |
---|
| 959 | |
---|
| 960 | if (bassign->type == AssignStmt) { |
---|
| 961 | vl_fprintf_stmt(file, "assign "); |
---|
| 962 | } |
---|
| 963 | |
---|
| 964 | lhs_id = 1; |
---|
| 965 | vl_step_lval(file, bassign->lhs); |
---|
| 966 | lhs_id = 0; |
---|
| 967 | |
---|
| 968 | switch(bassign->type) { |
---|
| 969 | case AssignStmt: |
---|
| 970 | case BassignStmt: |
---|
| 971 | vl_fprintf_stmt(file, " = "); |
---|
| 972 | break; |
---|
| 973 | case NbassignStmt: |
---|
| 974 | vl_fprintf_stmt(file, " <= "); |
---|
| 975 | collect_latch(bassign->lhs->name->name); |
---|
| 976 | break; |
---|
| 977 | case DelayBassignStmt: |
---|
| 978 | vl_fprintf_stmt(file, " = "); |
---|
| 979 | vl_step_delay(file, (vl_delay *)bassign->control); |
---|
| 980 | break; |
---|
| 981 | case DelayNbassignStmt: |
---|
| 982 | vl_fprintf_stmt(file, " <= "); |
---|
| 983 | vl_step_delay(file, (vl_delay *)bassign->control); |
---|
| 984 | collect_latch(bassign->lhs->name->name); |
---|
| 985 | break; |
---|
| 986 | case EventBassignStmt: |
---|
| 987 | vl_fprintf_stmt(file, " = @("); |
---|
| 988 | step_flag = |
---|
| 989 | vl_step_event_expr(file, (vl_event_expr *)bassign->control); |
---|
| 990 | vl_fprintf_stmt(file, ")"); |
---|
| 991 | break; |
---|
| 992 | case EventNbassignStmt: |
---|
| 993 | vl_fprintf_stmt(file, " <= @("); |
---|
| 994 | step_flag = |
---|
| 995 | vl_step_event_expr(file, (vl_event_expr *)bassign->control); |
---|
| 996 | vl_fprintf_stmt(file, ")"); |
---|
| 997 | collect_latch(bassign->lhs->name->name); |
---|
| 998 | break; |
---|
| 999 | default: |
---|
| 1000 | internal_error("Unexpected Assign Type"); break; |
---|
| 1001 | } |
---|
| 1002 | vl_step_expr(file, bassign->rhs); |
---|
| 1003 | |
---|
| 1004 | return step_flag; |
---|
| 1005 | } |
---|
| 1006 | |
---|
| 1007 | void vl_step_wait_stmt(FILE *file, vl_wait_stmt *stmt) |
---|
| 1008 | { |
---|
| 1009 | vl_begin_end_stmt *faked_stmt; |
---|
| 1010 | |
---|
| 1011 | StpTRACE("Printing wait_stmt\n"); |
---|
| 1012 | ASSERT(stmt->type == WaitStmt, "Unexpected WaitStmt Type"); |
---|
| 1013 | |
---|
| 1014 | faked_stmt = vl_fake_wait_stmt(file, stmt); |
---|
| 1015 | vl_fprintf_stmt(file, "wait ("); |
---|
| 1016 | vl_step_expr(file, stmt->cond); |
---|
| 1017 | vl_fprintf_stmt(file, ")\n"); |
---|
| 1018 | vl_step_stmt(file, stmt->stmt); |
---|
| 1019 | stmt->stmt = faked_stmt; |
---|
| 1020 | stmt->cond = NIL(vl_expr); |
---|
| 1021 | } |
---|
| 1022 | |
---|
| 1023 | void vl_step_fork_join_stmt(FILE *file, vl_fork_join_stmt *stmt) |
---|
| 1024 | { |
---|
| 1025 | |
---|
| 1026 | StpTRACE("Printing fork_join_stmt\n"); |
---|
| 1027 | ASSERT(stmt->type == ForkJoinStmt, "Unexpected ForkJoinStmt Type"); |
---|
| 1028 | |
---|
| 1029 | vl_fprintf_stmt(file, "fork\n"); |
---|
| 1030 | vl_step_decl_list(file, stmt->decls); |
---|
| 1031 | vl_step_stmt_list(file, stmt->stmts); |
---|
| 1032 | vl_fprintf_stmt(file, "join\n"); |
---|
| 1033 | } |
---|
| 1034 | |
---|
| 1035 | |
---|
| 1036 | void vl_step_task_enable_stmt(FILE *file, vl_task_enable_stmt *stmt) |
---|
| 1037 | { |
---|
| 1038 | vl_task *task_dfn; |
---|
| 1039 | lsGen stmtgen; |
---|
| 1040 | lsHandle stmthandle; |
---|
| 1041 | lsList unrolled_stmt; |
---|
| 1042 | void *task_stmt; |
---|
| 1043 | void *new_stmt; |
---|
| 1044 | |
---|
| 1045 | StpTRACE("Printing task_enable_stmt\n"); |
---|
| 1046 | ASSERT(((stmt->type == TaskEnableStmt) || |
---|
| 1047 | (stmt->type == SysTaskEnableStmt)), |
---|
| 1048 | "Unexpected TaskEnableStmt Type"); |
---|
| 1049 | |
---|
| 1050 | vl_step_id_range(file, stmt->name); |
---|
| 1051 | if (!st_lookup(vl_currentModule->task_st, stmt->name->name, |
---|
| 1052 | (char**)&task_dfn)) { |
---|
| 1053 | char buf[MAXSTRLEN]; |
---|
| 1054 | sprintf(buf, "Undefined task/function '%s'", stmt->name->name); |
---|
| 1055 | yylineno = -1; |
---|
| 1056 | compile_error(buf); |
---|
| 1057 | } |
---|
| 1058 | if (stmt->args) { |
---|
| 1059 | vl_fprintf_stmt(file, " ("); |
---|
| 1060 | vl_step_expr_list(file, stmt->args); |
---|
| 1061 | vl_fprintf_stmt(file, " )"); |
---|
| 1062 | |
---|
| 1063 | |
---|
| 1064 | assoc_formal_actual(task_dfn, task_dfn->io_lst, stmt->args); |
---|
| 1065 | } |
---|
| 1066 | |
---|
| 1067 | |
---|
| 1068 | aliasStack[aliasSP++] = task_dfn->sig_st; |
---|
| 1069 | unrolled_stmt = lsCreate(); |
---|
| 1070 | for (stmtgen = lsStart(task_dfn->stmts); |
---|
| 1071 | lsNext(stmtgen, (lsGeneric*)&task_stmt, &stmthandle) != LS_NOMORE; ) { |
---|
| 1072 | new_stmt = vl_copy_stmt(task_stmt); |
---|
| 1073 | lsNewEnd(unrolled_stmt, (lsGeneric)new_stmt, 0); |
---|
| 1074 | vl_step_stmt(file, new_stmt); |
---|
| 1075 | } |
---|
| 1076 | lsFinish(stmtgen); |
---|
| 1077 | aliasSP--; |
---|
| 1078 | ((vl_begin_end_stmt*)stmt)->type = BeginEndStmt; |
---|
| 1079 | ((vl_begin_end_stmt*)stmt)->flags = 0; |
---|
| 1080 | ((vl_begin_end_stmt*)stmt)->name = NIL(vl_id_range); |
---|
| 1081 | ((vl_begin_end_stmt*)stmt)->decls = NIL(void); |
---|
| 1082 | ((vl_begin_end_stmt*)stmt)->sig_st= NIL(st_table); |
---|
| 1083 | ((vl_begin_end_stmt*)stmt)->stmts = unrolled_stmt; |
---|
| 1084 | |
---|
| 1085 | vl_fprintf_stmt(file, ";\n"); |
---|
| 1086 | } |
---|
| 1087 | |
---|
| 1088 | void vl_step_disable_stmt(FILE *file, vl_disable_stmt *stmt) |
---|
| 1089 | { |
---|
| 1090 | StpTRACE("Printing disable_stmt\n"); |
---|
| 1091 | ASSERT(stmt->type == DisableStmt, "Unexpected DisableStmt Type"); |
---|
| 1092 | |
---|
| 1093 | vl_fprintf_stmt(file, "disable "); |
---|
| 1094 | vl_step_id_range(file, stmt->name); |
---|
| 1095 | vl_fprintf_stmt(file, ";\n"); |
---|
| 1096 | } |
---|
| 1097 | |
---|
| 1098 | void vl_step_deassign_stmt(FILE *file, vl_deassign_stmt *stmt) |
---|
| 1099 | { |
---|
| 1100 | StpTRACE("Printing deassign_stmt\n"); |
---|
| 1101 | ASSERT(stmt->type == DeassignStmt, "Unexpected DeassignStmt Type"); |
---|
| 1102 | |
---|
| 1103 | if (!in_reset_stmt && vlPhase == 1 && fg_not_empty()) { |
---|
| 1104 | vertex_t *assign_vtx; |
---|
| 1105 | assign_vtx = fg_new_assign_node(); |
---|
| 1106 | stmt->fg_info = (char*)assign_vtx; |
---|
| 1107 | } |
---|
| 1108 | |
---|
| 1109 | vl_fprintf_stmt(file, "deassign "); |
---|
| 1110 | vl_step_lval(file, stmt->lhs); |
---|
| 1111 | vl_fprintf_stmt(file, ";\n"); |
---|
| 1112 | } |
---|
| 1113 | |
---|
| 1114 | int vl_step_case_item(FILE *file, vl_case_item *item) |
---|
| 1115 | { |
---|
| 1116 | int step_flag = 0; |
---|
| 1117 | |
---|
| 1118 | StpTRACE("Printing case_item\n"); |
---|
| 1119 | switch(item->type) { |
---|
| 1120 | case CaseItem: |
---|
| 1121 | if (vl_currentFunction) |
---|
| 1122 | |
---|
| 1123 | vl_encloseModule->syndrome_width++; |
---|
| 1124 | else { |
---|
| 1125 | |
---|
| 1126 | if (!in_reset_stmt) |
---|
| 1127 | vl_currentModule->syndrome_width++; |
---|
| 1128 | else |
---|
| 1129 | vl_currentModule->rst_syndrome_width++; |
---|
| 1130 | } |
---|
| 1131 | vl_expand_Q(file, item->exprs); |
---|
| 1132 | vl_step_expr_list(file, item->exprs); |
---|
| 1133 | vl_fprintf_stmt(file, ": "); |
---|
| 1134 | break; |
---|
| 1135 | case DefaultItem: |
---|
| 1136 | vl_fprintf_stmt(file, "default: "); |
---|
| 1137 | break; |
---|
| 1138 | default: |
---|
| 1139 | internal_error("Unexpected CaseItem Type"); |
---|
| 1140 | break; |
---|
| 1141 | } |
---|
| 1142 | step_flag = vl_step_stmt(file, item->stmt); |
---|
| 1143 | |
---|
| 1144 | return step_flag; |
---|
| 1145 | } |
---|
| 1146 | |
---|
| 1147 | int vl_step_event_expr(FILE *file, vl_event_expr *event) |
---|
| 1148 | { |
---|
| 1149 | int step_flag = 0; |
---|
| 1150 | |
---|
| 1151 | StpTRACE("Printing event_expr\n"); |
---|
| 1152 | if (event == NIL(vl_event_expr)) return 0; |
---|
| 1153 | switch(event->type) { |
---|
| 1154 | case OrEventExpr: { |
---|
| 1155 | vl_event_expr *e; |
---|
| 1156 | lsHandle handle; |
---|
| 1157 | lsGen gen; |
---|
| 1158 | |
---|
| 1159 | gen = lsStart(event->list); |
---|
| 1160 | if (lsNext(gen, (lsGeneric*)&e, &handle) == LS_OK) { |
---|
| 1161 | vl_step_event_expr(file, e); |
---|
| 1162 | while(lsNext(gen, (lsGeneric*)&e, &handle) != LS_NOMORE) { |
---|
| 1163 | vl_fprintf_stmt(file, " or "); |
---|
| 1164 | vl_step_event_expr(file, e); |
---|
| 1165 | } |
---|
| 1166 | } |
---|
| 1167 | (void) lsFinish(gen); |
---|
| 1168 | |
---|
| 1169 | return step_flag; |
---|
| 1170 | } |
---|
| 1171 | case NegedgeEventExpr: |
---|
| 1172 | vl_fprintf_stmt(file, "negedge "); |
---|
| 1173 | record_program_location(vl_currentProcStmt); |
---|
| 1174 | step_flag = SYNCHRONIZED; |
---|
| 1175 | vl_step_expr(file, event->expr); |
---|
| 1176 | register_clock(file, event); |
---|
| 1177 | break; |
---|
| 1178 | case PosedgeEventExpr: |
---|
| 1179 | vl_fprintf_stmt(file, "posedge "); |
---|
| 1180 | if (vl_currentProcStmt) record_program_location(vl_currentProcStmt); |
---|
| 1181 | step_flag = SYNCHRONIZED; |
---|
| 1182 | vl_step_expr(file, event->expr); |
---|
| 1183 | if (vl_currentProcStmt) register_clock(file, event); |
---|
| 1184 | break; |
---|
| 1185 | case EdgeEventExpr: |
---|
| 1186 | vl_fprintf_stmt(file, "edge "); |
---|
| 1187 | record_program_location(vl_currentProcStmt); |
---|
| 1188 | step_flag = SYNCHRONIZED; |
---|
| 1189 | vl_step_expr(file, event->expr); |
---|
| 1190 | register_clock(file, event); |
---|
| 1191 | break; |
---|
| 1192 | case EventExpr: |
---|
| 1193 | vl_step_expr(file, event->expr); |
---|
| 1194 | break; |
---|
| 1195 | default: |
---|
| 1196 | internal_error("Unexpected EventExpr Type"); |
---|
| 1197 | break; |
---|
| 1198 | } |
---|
| 1199 | |
---|
| 1200 | return step_flag; |
---|
| 1201 | } |
---|
| 1202 | |
---|
| 1203 | void vl_step_lval(FILE *file, vl_lval *lval) |
---|
| 1204 | { |
---|
| 1205 | StpTRACE("Printing lval\n"); |
---|
| 1206 | |
---|
| 1207 | switch(lval->type) { |
---|
| 1208 | case IDExpr: |
---|
| 1209 | vl_step_id_range(file, lval->name); |
---|
| 1210 | break; |
---|
| 1211 | case BitSelExpr: |
---|
| 1212 | case PartSelExpr: |
---|
| 1213 | vl_step_id_range(file, lval->name); |
---|
| 1214 | vl_step_range(file, lval->range); |
---|
| 1215 | break; |
---|
| 1216 | case ConcatExpr: { |
---|
| 1217 | vl_expr *e; |
---|
| 1218 | lsHandle handle; |
---|
| 1219 | lsGen gen; |
---|
| 1220 | |
---|
| 1221 | vl_fprintf_stmt(file, "{"); |
---|
| 1222 | gen = lsStart(lval->concat); |
---|
| 1223 | if (lsNext(gen, (lsGeneric*)&e, &handle) == LS_OK) { |
---|
| 1224 | vl_step_expr(file, e); |
---|
| 1225 | while(lsNext(gen, (lsGeneric*)&e, &handle) != LS_NOMORE) { |
---|
| 1226 | vl_fprintf_stmt(file, ", "); |
---|
| 1227 | vl_step_expr(file, e); |
---|
| 1228 | } |
---|
| 1229 | } |
---|
| 1230 | vl_fprintf_stmt(file, "}"); |
---|
| 1231 | (void) lsFinish(gen); |
---|
| 1232 | |
---|
| 1233 | break; |
---|
| 1234 | } |
---|
| 1235 | default: |
---|
| 1236 | internal_error("Unexpected Lval Type"); |
---|
| 1237 | break; |
---|
| 1238 | } |
---|
| 1239 | } |
---|
| 1240 | |
---|
| 1241 | void vl_step_expr(FILE *file, vl_expr *expr) |
---|
| 1242 | { |
---|
| 1243 | vl_id_range *id_sym; |
---|
| 1244 | |
---|
| 1245 | if (!expr) return; |
---|
| 1246 | StpTRACE("Printing expr\n"); |
---|
| 1247 | switch (expr->type) { |
---|
| 1248 | case BitExpr: |
---|
| 1249 | vl_fprintf_stmt(file, "'b%s", expr->u.exprs.e3); |
---|
| 1250 | break; |
---|
| 1251 | case IntExpr: |
---|
| 1252 | vl_fprintf_stmt(file, "%d", expr->u.intval); |
---|
| 1253 | break; |
---|
| 1254 | case RealExpr: |
---|
| 1255 | vl_fprintf_stmt(file, "%f", expr->u.realval); |
---|
| 1256 | break; |
---|
| 1257 | case IDExpr: |
---|
| 1258 | |
---|
| 1259 | if (!vl_currentPrimitive && !vl_currentFunction) |
---|
| 1260 | if (vl_currentModule->param_st) |
---|
| 1261 | if (st_lookup(vl_currentModule->param_st, expr->u.name->name, |
---|
| 1262 | (char**)&id_sym)) { |
---|
| 1263 | vl_free_id(expr->u.name); |
---|
| 1264 | |
---|
| 1265 | expr->type = IntExpr; |
---|
| 1266 | expr->u.intval = (int)(id_sym->mpg_master_exp); |
---|
| 1267 | vl_fprintf_stmt(file, "%d", expr->u.intval); |
---|
| 1268 | |
---|
| 1269 | break; |
---|
| 1270 | } |
---|
| 1271 | |
---|
| 1272 | vl_step_id_range(file, expr->u.name); |
---|
| 1273 | break; |
---|
| 1274 | case BitSelExpr: case PartSelExpr: |
---|
| 1275 | vl_step_id_range(file, expr->u.idrng); |
---|
| 1276 | break; |
---|
| 1277 | case ConcatExpr: { |
---|
| 1278 | |
---|
| 1279 | vl_expr *e; |
---|
| 1280 | lsHandle handle; |
---|
| 1281 | lsGen gen; |
---|
| 1282 | |
---|
| 1283 | vl_fprintf_stmt(file, "{"); |
---|
| 1284 | gen = lsStart((lsList)(expr->u.exprs.e1)); |
---|
| 1285 | if (lsNext(gen, (lsGeneric*)&e, &handle) == LS_OK) { |
---|
| 1286 | vl_step_expr(file, e); |
---|
| 1287 | while(lsNext(gen, (lsGeneric*)&e, &handle) != LS_NOMORE) { |
---|
| 1288 | vl_fprintf_stmt(file, ", "); |
---|
| 1289 | vl_step_expr(file, e); |
---|
| 1290 | } |
---|
| 1291 | } |
---|
| 1292 | vl_fprintf_stmt(file, "}"); |
---|
| 1293 | (void) lsFinish(gen); |
---|
| 1294 | break; |
---|
| 1295 | } |
---|
| 1296 | case MinTypMaxExpr: { |
---|
| 1297 | |
---|
| 1298 | vl_fprintf_stmt(file, "("); |
---|
| 1299 | vl_step_expr(file, expr->u.exprs.e1); |
---|
| 1300 | if (expr->u.exprs.e2) { |
---|
| 1301 | vl_fprintf_stmt(file, ":"); |
---|
| 1302 | vl_step_expr(file, expr->u.exprs.e2); |
---|
| 1303 | } |
---|
| 1304 | if (expr->u.exprs.e3) { |
---|
| 1305 | vl_fprintf_stmt(file, ":"); |
---|
| 1306 | vl_step_expr(file, expr->u.exprs.e3); |
---|
| 1307 | } |
---|
| 1308 | vl_fprintf_stmt(file, ")"); |
---|
| 1309 | break; |
---|
| 1310 | } |
---|
| 1311 | case StringExpr: |
---|
| 1312 | vl_fprintf_stmt(file, "%s", expr->u.string); |
---|
| 1313 | break; |
---|
| 1314 | case FuncExpr: |
---|
| 1315 | vl_step_id_range(file, expr->u.func_call.name); |
---|
| 1316 | if (expr->u.func_call.args) { |
---|
| 1317 | vl_fprintf_stmt(file, " ("); |
---|
| 1318 | vl_step_expr_list(file, expr->u.func_call.args); |
---|
| 1319 | vl_fprintf_stmt(file, ") "); |
---|
| 1320 | } |
---|
| 1321 | break; |
---|
| 1322 | case UplusExpr: case UminusExpr: |
---|
| 1323 | case UnotExpr: case UcomplExpr: |
---|
| 1324 | |
---|
| 1325 | case UandExpr: case UnandExpr: |
---|
| 1326 | case UorExpr: case UnorExpr: |
---|
| 1327 | case UxorExpr: case UxnorExpr: |
---|
| 1328 | vl_fprintf_stmt(file, "%s", vl_get_expr_op(expr->type)); |
---|
| 1329 | vl_step_expr(file, expr->u.exprs.e1); |
---|
| 1330 | break; |
---|
| 1331 | |
---|
| 1332 | case BplusExpr: case BminusExpr: |
---|
| 1333 | case BtimesExpr: case BdivExpr: |
---|
| 1334 | case BremExpr: case Beq2Expr: |
---|
| 1335 | case Bneq2Expr: case Beq3Expr: |
---|
| 1336 | case Bneq3Expr: case BlandExpr: |
---|
| 1337 | case BlorExpr: case BltExpr: |
---|
| 1338 | case BleExpr: case BgtExpr: |
---|
| 1339 | case BgeExpr: case BandExpr: |
---|
| 1340 | case BorExpr: case BxorExpr: |
---|
| 1341 | case BxnorExpr: case BlshiftExpr: |
---|
| 1342 | case BrshiftExpr: |
---|
| 1343 | vl_step_expr(file, expr->u.exprs.e1); |
---|
| 1344 | vl_fprintf_stmt(file, " %s ", vl_get_expr_op(expr->type)); |
---|
| 1345 | vl_step_expr(file, expr->u.exprs.e2); |
---|
| 1346 | break; |
---|
| 1347 | |
---|
| 1348 | case TcondExpr: |
---|
| 1349 | vl_step_expr(file, expr->u.exprs.e1); |
---|
| 1350 | vl_fprintf_stmt(file, " ? "); |
---|
| 1351 | vl_step_expr(file, expr->u.exprs.e2); |
---|
| 1352 | vl_fprintf_stmt(file, " : "); |
---|
| 1353 | vl_step_expr(file, expr->u.exprs.e3); |
---|
| 1354 | break; |
---|
| 1355 | case NondExpr: |
---|
| 1356 | vl_fprintf_stmt(file, "$ND ( "); |
---|
| 1357 | vl_step_expr_list(file, expr->u.expr_list); |
---|
| 1358 | vl_fprintf_stmt(file, " ) "); |
---|
| 1359 | break; |
---|
| 1360 | } |
---|
| 1361 | } |
---|
| 1362 | |
---|
| 1363 | |
---|
| 1364 | void vl_step_expr_list(FILE *file, lsList exprs) |
---|
| 1365 | { |
---|
| 1366 | void *expr; |
---|
| 1367 | lsHandle handle; |
---|
| 1368 | lsGen gen; |
---|
| 1369 | |
---|
| 1370 | StpTRACE("Printing Expression List\n"); |
---|
| 1371 | if (lsLength(exprs) <= 0) return; |
---|
| 1372 | gen = lsStart(exprs); |
---|
| 1373 | if (lsNext(gen, (lsGeneric*)&expr, &handle) == LS_OK) { |
---|
| 1374 | vl_step_expr(file, expr); |
---|
| 1375 | while(lsNext(gen, (lsGeneric*)&expr, &handle) != LS_NOMORE) { |
---|
| 1376 | vl_fprintf_stmt(file, ","); |
---|
| 1377 | vl_step_expr(file, expr); |
---|
| 1378 | } |
---|
| 1379 | } |
---|
| 1380 | (void) lsFinish(gen); |
---|
| 1381 | |
---|
| 1382 | } |
---|
| 1383 | |
---|
| 1384 | void vl_step_range(FILE *file, vl_range *range) |
---|
| 1385 | { |
---|
| 1386 | StpTRACE("Printing range\n"); |
---|
| 1387 | |
---|
| 1388 | if (range == NIL(vl_range) || |
---|
| 1389 | (range->left == NIL(vl_expr) && range->right == NIL(vl_expr))) return; |
---|
| 1390 | vl_fprintf_stmt(file, "["); |
---|
| 1391 | vl_step_expr(file, range->left); |
---|
| 1392 | if (range->right) { |
---|
| 1393 | vl_fprintf_stmt(file, " : "); |
---|
| 1394 | vl_step_expr(file, range->right); |
---|
| 1395 | } |
---|
| 1396 | vl_fprintf_stmt(file, "]"); |
---|
| 1397 | } |
---|
| 1398 | |
---|
| 1399 | |
---|
| 1400 | void vl_step_delay(FILE *file, vl_delay *delay) |
---|
| 1401 | { |
---|
| 1402 | StpTRACE("Printing delay\n"); |
---|
| 1403 | if (delay == NIL(vl_delay)) return; |
---|
| 1404 | vl_fprintf_stmt(file, " #("); |
---|
| 1405 | vl_step_expr(file, delay->delay1); |
---|
| 1406 | if (delay->delay2) { |
---|
| 1407 | vl_fprintf_stmt(file, ", "); |
---|
| 1408 | vl_step_expr(file, delay->delay2); |
---|
| 1409 | if (delay->delay3) { |
---|
| 1410 | vl_fprintf_stmt(file, ", "); |
---|
| 1411 | vl_step_expr(file, delay->delay3); |
---|
| 1412 | } |
---|
| 1413 | } |
---|
| 1414 | vl_fprintf_stmt(file, ") "); |
---|
| 1415 | } |
---|
| 1416 | |
---|
| 1417 | |
---|
| 1418 | void vl_step_id_range(FILE *file, vl_id_range *id_range) |
---|
| 1419 | { |
---|
| 1420 | StpTRACE("Printing id[range]\n"); |
---|
| 1421 | |
---|
| 1422 | if (id_range == NIL(vl_id_range)) return; |
---|
| 1423 | |
---|
| 1424 | vl_fprintf_stmt(file, "%s ", id_range->name); |
---|
| 1425 | if (id_range->range != NIL(vl_range)) |
---|
| 1426 | vl_step_range(file, id_range->range); |
---|
| 1427 | |
---|
| 1428 | |
---|
| 1429 | |
---|
| 1430 | if (dflow_analysis) { |
---|
| 1431 | dataflow_analysis(dflow_analysis, id_range, !lhs_id, lhs_id); |
---|
| 1432 | } |
---|
| 1433 | } |
---|
| 1434 | |
---|
| 1435 | |
---|
| 1436 | void vl_step_id_list(FILE *file, lsList ids) |
---|
| 1437 | { |
---|
| 1438 | vl_id_range *id; |
---|
| 1439 | lsHandle handle; |
---|
| 1440 | lsGen gen; |
---|
| 1441 | |
---|
| 1442 | gen = lsStart(ids); |
---|
| 1443 | if (lsNext(gen, (lsGeneric*)&id, &handle) == LS_OK) { |
---|
| 1444 | vl_step_id_range(file, id); |
---|
| 1445 | while(lsNext(gen, (lsGeneric*)&id, &handle) != LS_NOMORE) { |
---|
| 1446 | vl_fprintf_stmt(file, ", "); |
---|
| 1447 | vl_step_id_range(file, id); |
---|
| 1448 | } |
---|
| 1449 | } |
---|
| 1450 | (void) lsFinish(gen); |
---|
| 1451 | } |
---|
| 1452 | |
---|
| 1453 | |
---|
| 1454 | void vl_step_id_range_list(FILE *file, lsList ids) |
---|
| 1455 | { |
---|
| 1456 | vl_id_range *id; |
---|
| 1457 | lsHandle handle; |
---|
| 1458 | lsGen gen; |
---|
| 1459 | |
---|
| 1460 | if (ids == (lsList)0) return; |
---|
| 1461 | gen = lsStart(ids); |
---|
| 1462 | if (lsNext(gen, (lsGeneric*)&id, &handle) == LS_OK) { |
---|
| 1463 | vl_step_id_range(file, id); |
---|
| 1464 | while(lsNext(gen, (lsGeneric*)&id, &handle) != LS_NOMORE) { |
---|
| 1465 | vl_fprintf_stmt(file, ", "); |
---|
| 1466 | vl_step_id_range(file, id); |
---|
| 1467 | } |
---|
| 1468 | } |
---|
| 1469 | (void) lsFinish(gen); |
---|
| 1470 | } |
---|
| 1471 | |
---|
| 1472 | |
---|
| 1473 | void vl_step_net_list(FILE *file, lsList nets) |
---|
| 1474 | { |
---|
| 1475 | void *net; |
---|
| 1476 | lsHandle handle; |
---|
| 1477 | lsGen gen; |
---|
| 1478 | |
---|
| 1479 | gen = lsStart(nets); |
---|
| 1480 | if (lsNext(gen, (lsGeneric*)&net, &handle) == LS_OK) { |
---|
| 1481 | vl_step_net(file, net); |
---|
| 1482 | while(lsNext(gen, (lsGeneric*)&net, &handle) != LS_NOMORE) { |
---|
| 1483 | vl_fprintf_stmt(file, ", "); |
---|
| 1484 | vl_step_net(file, net); |
---|
| 1485 | } |
---|
| 1486 | } |
---|
| 1487 | (void) lsFinish(gen); |
---|
| 1488 | } |
---|
| 1489 | |
---|
| 1490 | |
---|
| 1491 | void vl_step_net(FILE *file, void *net) |
---|
| 1492 | { |
---|
| 1493 | switch(((vl_expr *)net)->type) { |
---|
| 1494 | case BassignStmt: |
---|
| 1495 | vl_step_bassign_stmt(file, net); break; |
---|
| 1496 | case NbassignStmt: { |
---|
| 1497 | char buf[MAXSTRLEN]; |
---|
| 1498 | yylineno = ((vl_bassign_stmt*)net)->lineno; |
---|
| 1499 | sprintf(buf, ":%s: invalid continuous assignment", |
---|
| 1500 | vl_currentModule->name->name); |
---|
| 1501 | compile_error(buf); |
---|
| 1502 | break; |
---|
| 1503 | } |
---|
| 1504 | case IDExpr: |
---|
| 1505 | vl_step_expr(file, net); break; |
---|
| 1506 | default: |
---|
| 1507 | vl_step_id_range(file, (vl_id_range*)net); break; |
---|
| 1508 | } |
---|
| 1509 | } |
---|
| 1510 | |
---|
| 1511 | |
---|
| 1512 | void vl_step_ports (FILE *file, lsList ports) |
---|
| 1513 | { |
---|
| 1514 | void *item; |
---|
| 1515 | lsHandle handle; |
---|
| 1516 | lsGen gen; |
---|
| 1517 | |
---|
| 1518 | vl_fprintf_stmt(file, "("); |
---|
| 1519 | |
---|
| 1520 | if (ports != (lsList)0) { |
---|
| 1521 | gen = lsStart(ports); |
---|
| 1522 | if (lsNext(gen, (lsGeneric*)&item, &handle) == LS_OK) { |
---|
| 1523 | vl_step_port(file, item); |
---|
| 1524 | while (lsNext(gen, (lsGeneric*)&item, &handle) != LS_NOMORE) { |
---|
| 1525 | vl_fprintf_stmt(file, ","); |
---|
| 1526 | vl_step_port(file, item); |
---|
| 1527 | } |
---|
| 1528 | } |
---|
| 1529 | (void) lsFinish(gen); |
---|
| 1530 | } |
---|
| 1531 | vl_fprintf_stmt(file, ")"); |
---|
| 1532 | } |
---|
| 1533 | |
---|
| 1534 | void vl_step_port(FILE *file, vl_portPtr port) |
---|
| 1535 | { |
---|
| 1536 | if (port->type == NamedPort) { |
---|
| 1537 | vl_fprintf_stmt(file, "."); |
---|
| 1538 | vl_step_id_range(file, port->id); |
---|
| 1539 | vl_fprintf_stmt(file, "("); |
---|
| 1540 | } |
---|
| 1541 | |
---|
| 1542 | vl_step_id_range_list(file, port->port_exp); |
---|
| 1543 | |
---|
| 1544 | if (port->type == NamedPort) { |
---|
| 1545 | vl_fprintf_stmt(file, ")"); |
---|
| 1546 | } |
---|
| 1547 | } |
---|
| 1548 | |
---|
| 1549 | |
---|
| 1550 | void vl_step_connects (FILE *file, lsList connects) |
---|
| 1551 | { |
---|
| 1552 | void *item; |
---|
| 1553 | lsHandle handle; |
---|
| 1554 | lsGen gen; |
---|
| 1555 | |
---|
| 1556 | |
---|
| 1557 | if (connects != (lsList)0) { |
---|
| 1558 | gen = lsStart(connects); |
---|
| 1559 | if (lsNext(gen, (lsGeneric*)&item, &handle) == LS_OK) { |
---|
| 1560 | vl_step_port_connect(file, (vl_port_connectPtr)item); |
---|
| 1561 | while (lsNext(gen, (lsGeneric*)&item, &handle) != LS_NOMORE) { |
---|
| 1562 | vl_fprintf_stmt(file, ","); |
---|
| 1563 | vl_step_port_connect(file, (vl_port_connectPtr)item); |
---|
| 1564 | } |
---|
| 1565 | } |
---|
| 1566 | (void) lsFinish(gen); |
---|
| 1567 | } |
---|
| 1568 | } |
---|
| 1569 | |
---|
| 1570 | void vl_step_port_connect(FILE *file, vl_port_connectPtr connect) |
---|
| 1571 | { |
---|
| 1572 | if (connect->type == NamedConnect) { |
---|
| 1573 | vl_fprintf_stmt(file, "."); |
---|
| 1574 | vl_step_id_range(file, connect->id); |
---|
| 1575 | vl_fprintf_stmt(file, "("); |
---|
| 1576 | } |
---|
| 1577 | |
---|
| 1578 | vl_step_expr(file, connect->expr); |
---|
| 1579 | |
---|
| 1580 | if (connect->type == NamedConnect) { |
---|
| 1581 | vl_fprintf_stmt(file, ")"); |
---|
| 1582 | } |
---|
| 1583 | } |
---|
| 1584 | |
---|
| 1585 | |
---|
| 1586 | void vl_step_mod_item_list (FILE *file, lsList mitems) |
---|
| 1587 | { |
---|
| 1588 | void *item; |
---|
| 1589 | lsHandle handle; |
---|
| 1590 | lsGen gen; |
---|
| 1591 | |
---|
| 1592 | StpTRACE("Printing Module Items\n"); |
---|
| 1593 | if (mitems != (lsList)0) { |
---|
| 1594 | gen = lsStart(mitems); |
---|
| 1595 | if (lsNext(gen, (lsGeneric*)&item, &handle) == LS_OK) { |
---|
| 1596 | vl_step_mod_item(file, item); |
---|
| 1597 | while(lsNext(gen, (lsGeneric*)&item, &handle) != LS_NOMORE) { |
---|
| 1598 | vl_step_mod_item(file, item); |
---|
| 1599 | } |
---|
| 1600 | } |
---|
| 1601 | (void) lsFinish(gen); |
---|
| 1602 | } |
---|
| 1603 | } |
---|
| 1604 | |
---|
| 1605 | |
---|
| 1606 | void vl_step_mod_item(FILE *file, void *item) |
---|
| 1607 | { |
---|
| 1608 | switch(((vl_decl *)item)->type) { |
---|
| 1609 | |
---|
| 1610 | case RealDecl: case EventDecl: |
---|
| 1611 | vl_step_basicdecl(file, (vl_decl *)item); |
---|
| 1612 | break; |
---|
| 1613 | |
---|
| 1614 | case IntDecl: case TimeDecl: |
---|
| 1615 | vl_step_basicdecl(file, (vl_decl *)item); |
---|
| 1616 | break; |
---|
| 1617 | |
---|
| 1618 | case InputDecl: case OutputDecl: |
---|
| 1619 | case InoutDecl: case RegDecl: |
---|
| 1620 | vl_step_rangedecl(file, (vl_rangedecl *)item); |
---|
| 1621 | break; |
---|
| 1622 | |
---|
| 1623 | case ParamDecl: case DefparamDecl: |
---|
| 1624 | vl_step_paramdecl(file, (vl_paramdecl *)item); |
---|
| 1625 | break; |
---|
| 1626 | |
---|
| 1627 | case WireDecl: case TriDecl: |
---|
| 1628 | case Tri0Decl: case Tri1Decl: |
---|
| 1629 | case Supply0Decl: case Supply1Decl: |
---|
| 1630 | case WandDecl: case TriandDecl: |
---|
| 1631 | case WorDecl: case TriorDecl: |
---|
| 1632 | case TriregDecl: |
---|
| 1633 | vl_step_netdecl(file, (vl_netdecl *)item); |
---|
| 1634 | break; |
---|
| 1635 | |
---|
| 1636 | case ContAssign: |
---|
| 1637 | vl_step_cont_assign(file, (vl_cont_assign *)item); |
---|
| 1638 | break; |
---|
| 1639 | |
---|
| 1640 | case TaskDecl: |
---|
| 1641 | vl_step_task(file, (vl_task *)item); |
---|
| 1642 | break; |
---|
| 1643 | |
---|
| 1644 | case IntFuncDecl: case RealFuncDecl: |
---|
| 1645 | case RangeFuncDecl: |
---|
| 1646 | vl_step_function(file, (vl_function *)item); |
---|
| 1647 | break; |
---|
| 1648 | |
---|
| 1649 | case AndGate: case NandGate: |
---|
| 1650 | case OrGate: case NorGate: |
---|
| 1651 | case XorGate: case XnorGate: |
---|
| 1652 | case BufGate: case Bufif0Gate: |
---|
| 1653 | case Bufif1Gate: case NotGate: |
---|
| 1654 | case Notif0Gate: case Notif1Gate: |
---|
| 1655 | case PulldownGate: case PullupGate: |
---|
| 1656 | case NmosGate: case RnmosGate: |
---|
| 1657 | case PmosGate: case RpmosGate: |
---|
| 1658 | case CmosGate: case RcmosGate: |
---|
| 1659 | case TranGate: case RtranGate: |
---|
| 1660 | case Tranif0Gate: case Rtranif0Gate: |
---|
| 1661 | case Tranif1Gate: case Rtranif1Gate: |
---|
| 1662 | vl_step_gate_inst_list(file, (vl_gate_inst_list *)item); |
---|
| 1663 | break; |
---|
| 1664 | |
---|
| 1665 | case TeslaTimerGate: |
---|
| 1666 | |
---|
| 1667 | break; |
---|
| 1668 | |
---|
| 1669 | case ModInst: { |
---|
| 1670 | char *mp; |
---|
| 1671 | |
---|
| 1672 | if (st_lookup(vl_description->mp_st, |
---|
| 1673 | ((vl_mod_prim_inst_list *)item)->name->name, |
---|
| 1674 | &mp)) { |
---|
| 1675 | if (((typestructPtr)mp)->type == CombPrimDecl || |
---|
| 1676 | ((typestructPtr)mp)->type == SeqPrimDecl) |
---|
| 1677 | goto step_prim_inst; |
---|
| 1678 | } |
---|
| 1679 | } |
---|
| 1680 | |
---|
| 1681 | vl_step_mod_inst_list(file, (vl_mod_prim_inst_list *)item); |
---|
| 1682 | break; |
---|
| 1683 | |
---|
| 1684 | step_prim_inst: |
---|
| 1685 | |
---|
| 1686 | case PrimInst: |
---|
| 1687 | vl_step_prim_inst_list(file, (vl_mod_prim_inst_list *)item); |
---|
| 1688 | break; |
---|
| 1689 | |
---|
| 1690 | case AlwaysStmt: |
---|
| 1691 | case InitialStmt: |
---|
| 1692 | vl_step_procstmt(file, (vl_procstmt *)item); |
---|
| 1693 | break; |
---|
| 1694 | |
---|
| 1695 | default: |
---|
| 1696 | internal_error("Unexpected Module Item"); |
---|
| 1697 | break; |
---|
| 1698 | } |
---|
| 1699 | } |
---|
| 1700 | |
---|
| 1701 | |
---|
| 1702 | void vl_step_decl_list (FILE *file, void *decls) |
---|
| 1703 | { |
---|
| 1704 | void *decl; |
---|
| 1705 | lsHandle handle; |
---|
| 1706 | lsGen gen; |
---|
| 1707 | |
---|
| 1708 | StpTRACE("Printing Decls\n"); |
---|
| 1709 | if (decls == NIL(void)) return; |
---|
| 1710 | gen = lsStart(decls); |
---|
| 1711 | if (lsNext(gen, (lsGeneric*)&decl, &handle) == LS_OK) { |
---|
| 1712 | vl_step_decl(file, decl); |
---|
| 1713 | while(lsNext(gen, (lsGeneric*)&decl, &handle) != LS_NOMORE) { |
---|
| 1714 | vl_step_decl(file, decl); |
---|
| 1715 | } |
---|
| 1716 | } |
---|
| 1717 | (void) lsFinish(gen); |
---|
| 1718 | |
---|
| 1719 | } |
---|
| 1720 | |
---|
| 1721 | int vl_step_stmt_list (FILE *file, void *stmts) |
---|
| 1722 | { |
---|
| 1723 | void *stmt; |
---|
| 1724 | lsHandle handle; |
---|
| 1725 | lsGen gen; |
---|
| 1726 | int step_flag=0; |
---|
| 1727 | |
---|
| 1728 | StpTRACE("Printing Statements\n"); |
---|
| 1729 | gen = lsStart(stmts); |
---|
| 1730 | if (lsNext(gen, (lsGeneric*)&stmt, &handle) == LS_OK) { |
---|
| 1731 | step_flag = vl_step_stmt(file, stmt); |
---|
| 1732 | while(lsNext(gen, (lsGeneric*)&stmt, &handle) != LS_NOMORE) { |
---|
| 1733 | step_flag |= vl_step_stmt(file, stmt); |
---|
| 1734 | } |
---|
| 1735 | } |
---|
| 1736 | (void) lsFinish(gen); |
---|
| 1737 | |
---|
| 1738 | return step_flag; |
---|
| 1739 | } |
---|
| 1740 | |
---|
| 1741 | void vl_step_strength (FILE *file, int s) |
---|
| 1742 | { |
---|
| 1743 | vl_fprintf_stmt(file, "%s", vl_get_strength(s)); |
---|
| 1744 | } |
---|
| 1745 | |
---|
| 1746 | |
---|
| 1747 | void vl_step_gate (FILE *file, vl_gate_inst *gate) |
---|
| 1748 | { |
---|
| 1749 | vl_step_id_range(file, gate->name); |
---|
| 1750 | vl_fprintf_stmt(file, "("); |
---|
| 1751 | vl_step_expr_list(file, gate->terms); |
---|
| 1752 | vl_fprintf_stmt(file, ")"); |
---|
| 1753 | } |
---|
| 1754 | |
---|
| 1755 | void vl_step_prim (FILE *file, vl_mod_prim_inst *prim) |
---|
| 1756 | { |
---|
| 1757 | vl_step_id_range(file, prim->name); |
---|
| 1758 | vl_fprintf_stmt(file, "("); |
---|
| 1759 | vl_step_expr_list(file, prim->ports); |
---|
| 1760 | vl_fprintf_stmt(file, ")"); |
---|
| 1761 | } |
---|
| 1762 | |
---|
| 1763 | void vl_step_param_vals (FILE *file, lsList param_vals) |
---|
| 1764 | { |
---|
| 1765 | if (param_vals == (lsList)0) return; |
---|
| 1766 | |
---|
| 1767 | vl_fprintf_stmt(file, "#("); |
---|
| 1768 | if (!((vl_delay*)param_vals)->delay1 && |
---|
| 1769 | !((vl_delay*)param_vals)->delay2 && |
---|
| 1770 | ((vl_delay*)param_vals)->delay3) |
---|
| 1771 | vl_step_expr_list(file, (lsList)((vl_delay*)param_vals)->delay3); |
---|
| 1772 | else if ( ((vl_delay*)param_vals)->delay1 && |
---|
| 1773 | !((vl_delay*)param_vals)->delay2) |
---|
| 1774 | vl_step_expr(file, ((vl_delay*)param_vals)->delay1); |
---|
| 1775 | vl_fprintf_stmt(file, ")"); |
---|
| 1776 | } |
---|
| 1777 | |
---|
| 1778 | void vl_step_modinst (FILE *file, vl_mod_prim_inst *mod) |
---|
| 1779 | { |
---|
| 1780 | vl_step_id_range(file, mod->name); |
---|
| 1781 | |
---|
| 1782 | vl_fprintf_stmt(file, " ("); |
---|
| 1783 | vl_step_connects(file, mod->ports); |
---|
| 1784 | vl_fprintf_stmt(file, ") "); |
---|
| 1785 | } |
---|
| 1786 | |
---|
| 1787 | int vl_step_stmt (FILE *file, void *stmt) |
---|
| 1788 | { |
---|
| 1789 | int step_flag=0; |
---|
| 1790 | |
---|
| 1791 | |
---|
| 1792 | if (stmt == NIL(void)) { |
---|
| 1793 | vl_fprintf_stmt(file, ";\n"); |
---|
| 1794 | return step_flag; |
---|
| 1795 | } |
---|
| 1796 | |
---|
| 1797 | switch(((vl_bassign_stmt *)stmt)->type) { |
---|
| 1798 | case BeginEndStmt: |
---|
| 1799 | step_flag = vl_step_begin_end_stmt(file, (vl_begin_end_stmt *)stmt); |
---|
| 1800 | break; |
---|
| 1801 | case IfElseStmt: |
---|
| 1802 | step_flag = vl_step_if_else_stmt(file, (vl_if_else_stmt *)stmt); |
---|
| 1803 | break; |
---|
| 1804 | case CaseStmt: |
---|
| 1805 | case CasexStmt: |
---|
| 1806 | case CasezStmt: |
---|
| 1807 | step_flag = vl_step_case_stmt(file, (vl_case_stmt *)stmt); |
---|
| 1808 | break; |
---|
| 1809 | case CaseItem: |
---|
| 1810 | step_flag = vl_step_stmt(file, ((vl_case_item *)stmt)->stmt); |
---|
| 1811 | break; |
---|
| 1812 | case DefaultItem: |
---|
| 1813 | step_flag = vl_step_stmt(file, ((vl_case_item *)stmt)->stmt); |
---|
| 1814 | break; |
---|
| 1815 | case ForeverStmt: |
---|
| 1816 | vl_step_forever_stmt(file, (vl_forever_stmt *)stmt); |
---|
| 1817 | break; |
---|
| 1818 | case RepeatStmt: |
---|
| 1819 | if (!Repeat_Unrolling) { |
---|
| 1820 | vl_step_repeat_stmt(file, (vl_repeat_stmt *)stmt); |
---|
| 1821 | } else { |
---|
| 1822 | int i, up_bnd; |
---|
| 1823 | lsList unrolled_stmt; |
---|
| 1824 | void *new_stmt; |
---|
| 1825 | |
---|
| 1826 | unrolled_stmt = lsCreate(); |
---|
| 1827 | up_bnd = vl_eval_expr(((vl_repeat_stmt*)stmt)->count); |
---|
| 1828 | for (i=0; i<up_bnd; i++) { |
---|
| 1829 | new_stmt = (void*)vl_copy_stmt(((vl_repeat_stmt*)stmt)->stmt); |
---|
| 1830 | lsNewEnd(unrolled_stmt, (lsGeneric)new_stmt, 0); |
---|
| 1831 | vl_step_stmt(file, new_stmt); |
---|
| 1832 | } |
---|
| 1833 | ((vl_begin_end_stmt*)stmt)->type = BeginEndStmt; |
---|
| 1834 | ((vl_begin_end_stmt*)stmt)->flags = 0; |
---|
| 1835 | ((vl_begin_end_stmt*)stmt)->name = NIL(vl_id_range); |
---|
| 1836 | ((vl_begin_end_stmt*)stmt)->decls = NIL(void); |
---|
| 1837 | ((vl_begin_end_stmt*)stmt)->sig_st= NIL(st_table); |
---|
| 1838 | ((vl_begin_end_stmt*)stmt)->stmts = unrolled_stmt; |
---|
| 1839 | } |
---|
| 1840 | break; |
---|
| 1841 | case WhileStmt: |
---|
| 1842 | vl_step_while_stmt(file, (vl_while_stmt *)stmt); |
---|
| 1843 | break; |
---|
| 1844 | case ForStmt: |
---|
| 1845 | if (!Loop_Unrolling) { |
---|
| 1846 | vl_step_for_stmt(file, (vl_for_stmt *)stmt); |
---|
| 1847 | } else { |
---|
| 1848 | vl_id_range *idx; |
---|
| 1849 | char *name, *val; |
---|
| 1850 | lsList unrolled_stmt; |
---|
| 1851 | void *new_stmt; |
---|
| 1852 | vl_expr *ival; |
---|
| 1853 | vl_lval *idx_lhs; |
---|
| 1854 | vl_bassign_stmt *assign_idx=NULL; |
---|
| 1855 | |
---|
| 1856 | idx = ((vl_for_stmt*)stmt)->init->lhs->name; |
---|
| 1857 | st_insert(vl_currentModule->param_st, idx->name, (char*)idx); |
---|
| 1858 | unrolled_stmt = lsCreate(); |
---|
| 1859 | |
---|
| 1860 | for (idx->mpg_master_exp = |
---|
| 1861 | (void*)vl_eval_expr(((vl_for_stmt*)stmt)->init->rhs); |
---|
| 1862 | vl_eval_expr(((vl_for_stmt*)stmt)->cond); |
---|
| 1863 | idx->mpg_master_exp = |
---|
| 1864 | (void*)vl_eval_expr(((vl_for_stmt*)stmt)->end->rhs)) { |
---|
| 1865 | idx_lhs = vl_create_lval(IDExpr, vl_copy_id_range(idx), |
---|
| 1866 | NIL(vl_range),(lsList)0); |
---|
| 1867 | ival = vl_create_expr(IntExpr, (int)idx->mpg_master_exp, |
---|
| 1868 | (double)0.0, |
---|
| 1869 | NIL(vl_expr),NIL(vl_expr),NIL(vl_expr)); |
---|
| 1870 | |
---|
| 1871 | new_stmt = (void*)vl_copy_stmt(((vl_for_stmt*)stmt)->stmt); |
---|
| 1872 | if (indexAssignment) { |
---|
| 1873 | assign_idx = vl_create_bassign_stmt(BassignStmt, idx_lhs, |
---|
| 1874 | NIL(void), ival); |
---|
| 1875 | lsNewEnd(unrolled_stmt, (lsGeneric)assign_idx, 0); |
---|
| 1876 | } |
---|
| 1877 | lsNewEnd(unrolled_stmt, (lsGeneric)new_stmt, 0); |
---|
| 1878 | if (indexAssignment) |
---|
| 1879 | vl_step_stmt(file, assign_idx); |
---|
| 1880 | vl_step_stmt(file, new_stmt); |
---|
| 1881 | } |
---|
| 1882 | |
---|
| 1883 | ((vl_begin_end_stmt*)stmt)->type = BeginEndStmt; |
---|
| 1884 | ((vl_begin_end_stmt*)stmt)->flags = 0; |
---|
| 1885 | ((vl_begin_end_stmt*)stmt)->name = NIL(vl_id_range); |
---|
| 1886 | ((vl_begin_end_stmt*)stmt)->decls = NIL(void); |
---|
| 1887 | ((vl_begin_end_stmt*)stmt)->sig_st= NIL(st_table); |
---|
| 1888 | ((vl_begin_end_stmt*)stmt)->stmts = unrolled_stmt; |
---|
| 1889 | |
---|
| 1890 | name = idx->name; |
---|
| 1891 | st_delete(vl_currentModule->param_st, &name, &val); |
---|
| 1892 | } |
---|
| 1893 | break; |
---|
| 1894 | case DelayControlStmt: |
---|
| 1895 | vl_step_delay_control_stmt(file, (vl_delay_control_stmt *)stmt); |
---|
| 1896 | break; |
---|
| 1897 | case EventControlStmt: |
---|
| 1898 | step_flag = vl_step_event_control_stmt(file, |
---|
| 1899 | (vl_event_control_stmt *)stmt); |
---|
| 1900 | break; |
---|
| 1901 | case AssignStmt: |
---|
| 1902 | case BassignStmt: |
---|
| 1903 | case NbassignStmt: |
---|
| 1904 | case DelayBassignStmt: |
---|
| 1905 | case DelayNbassignStmt: |
---|
| 1906 | case EventBassignStmt: |
---|
| 1907 | case EventNbassignStmt: |
---|
| 1908 | step_flag = vl_step_bassign_stmt(file, (vl_bassign_stmt *)stmt); |
---|
| 1909 | vl_fprintf_stmt(file, ";\n"); |
---|
| 1910 | break; |
---|
| 1911 | case WaitStmt: |
---|
| 1912 | vl_step_wait_stmt(file, (vl_wait_stmt *)stmt); |
---|
| 1913 | break; |
---|
| 1914 | case ForkJoinStmt: |
---|
| 1915 | vl_step_fork_join_stmt(file, (vl_fork_join_stmt *)stmt); |
---|
| 1916 | break; |
---|
| 1917 | case TaskEnableStmt: |
---|
| 1918 | case SysTaskEnableStmt: |
---|
| 1919 | vl_step_task_enable_stmt(file, (vl_task_enable_stmt *)stmt); |
---|
| 1920 | break; |
---|
| 1921 | case DisableStmt: |
---|
| 1922 | vl_step_disable_stmt(file, (vl_disable_stmt *)stmt); |
---|
| 1923 | break; |
---|
| 1924 | case DeassignStmt: |
---|
| 1925 | vl_step_deassign_stmt(file, (vl_deassign_stmt *)stmt); |
---|
| 1926 | break; |
---|
| 1927 | case SendEventStmt: |
---|
| 1928 | vl_fprintf_stmt(file, "-> "); |
---|
| 1929 | vl_step_id_range(file, ((vl_send_event_stmt *)stmt)->name); |
---|
| 1930 | if (vlPhase == 1 && fg_not_empty()) |
---|
| 1931 | ((vl_send_event_stmt*)stmt)->fg_info = (char*)fg_new_assign_node(); |
---|
| 1932 | vl_fprintf_stmt(file, ";\n"); |
---|
| 1933 | break; |
---|
| 1934 | default: { |
---|
| 1935 | char msg[MAXSTRLEN]; |
---|
| 1936 | sprintf(msg, "vl_step_stmt:Unexpected Statement Type %d", |
---|
| 1937 | ((vl_bassign_stmt *)stmt)->type); |
---|
| 1938 | internal_error(msg); |
---|
| 1939 | } |
---|
| 1940 | } |
---|
| 1941 | |
---|
| 1942 | return step_flag; |
---|
| 1943 | } |
---|
| 1944 | |
---|
| 1945 | void vl_step_decl (FILE *file, void *decl) |
---|
| 1946 | { |
---|
| 1947 | switch(((vl_decl *)decl)->type) { |
---|
| 1948 | case RealDecl: case EventDecl: |
---|
| 1949 | case IntDecl: case TimeDecl: |
---|
| 1950 | vl_step_basicdecl(file, (vl_decl *)decl); |
---|
| 1951 | break; |
---|
| 1952 | |
---|
| 1953 | case InputDecl: case OutputDecl: |
---|
| 1954 | case InoutDecl: case RegDecl: |
---|
| 1955 | vl_step_rangedecl(file, (vl_rangedecl *)decl); |
---|
| 1956 | break; |
---|
| 1957 | case ParamDecl: case DefparamDecl: |
---|
| 1958 | vl_step_paramdecl(file, (vl_paramdecl *)decl); |
---|
| 1959 | break; |
---|
| 1960 | case WireDecl: case TriDecl: |
---|
| 1961 | case Tri0Decl: case Tri1Decl: |
---|
| 1962 | case Supply0Decl: case Supply1Decl: |
---|
| 1963 | case WandDecl: case TriandDecl: |
---|
| 1964 | case WorDecl: case TriorDecl: |
---|
| 1965 | case TriregDecl: |
---|
| 1966 | vl_step_netdecl(file, (vl_netdecl *)decl); |
---|
| 1967 | break; |
---|
| 1968 | default: |
---|
| 1969 | internal_error("Unexprected Declaration Type"); |
---|
| 1970 | break; |
---|
| 1971 | } |
---|
| 1972 | } |
---|
| 1973 | |
---|
| 1974 | void vl_step_cont_assign (FILE *file, vl_cont_assign *assign) |
---|
| 1975 | { |
---|
| 1976 | vl_fprintf_stmt(file, "assign "); |
---|
| 1977 | vl_step_strength(file, assign->strength); |
---|
| 1978 | vl_step_delay(file, assign->delay); |
---|
| 1979 | vl_step_net_list(file, assign->assigns); |
---|
| 1980 | vl_fprintf_stmt(file, ";\n"); |
---|
| 1981 | } |
---|
| 1982 | |
---|
| 1983 | |
---|
| 1984 | |
---|
| 1985 | char *vl_get_prim_symbol(unsigned char sym) |
---|
| 1986 | { |
---|
| 1987 | switch(sym) { |
---|
| 1988 | case PrimNone: return(""); |
---|
| 1989 | case Prim0: return("0"); |
---|
| 1990 | case Prim1: return("1"); |
---|
| 1991 | case PrimX: return("X"); |
---|
| 1992 | case PrimQ: return("?"); |
---|
| 1993 | case PrimR: return("R"); |
---|
| 1994 | case PrimF: return("F"); |
---|
| 1995 | case PrimP: return("P"); |
---|
| 1996 | case PrimN: return("N"); |
---|
| 1997 | case PrimS: return("*"); |
---|
| 1998 | case PrimM: return("-"); |
---|
| 1999 | case PrimB: return("B"); |
---|
| 2000 | case Prim0X: return("(0X)"); |
---|
| 2001 | case Prim1X: return("(1X)"); |
---|
| 2002 | case PrimX0: return("(X0)"); |
---|
| 2003 | case PrimX1: return("(X1)"); |
---|
| 2004 | case PrimXB: return("(XB)"); |
---|
| 2005 | case PrimBX: return("(BX)"); |
---|
| 2006 | case PrimBB: return("(BB)"); |
---|
| 2007 | case PrimQ0: return("(?0)"); |
---|
| 2008 | case PrimQ1: return("(?1)"); |
---|
| 2009 | case PrimQB: return("(?B)"); |
---|
| 2010 | default: { |
---|
| 2011 | char msg[MAXSTRLEN]; |
---|
| 2012 | sprintf(msg, "Unexpected primitive symbol type %d", sym); |
---|
| 2013 | internal_error(msg); return(NULL); |
---|
| 2014 | } |
---|
| 2015 | } |
---|
| 2016 | } |
---|
| 2017 | |
---|
| 2018 | |
---|
| 2019 | char *vl_get_strength(int type) |
---|
| 2020 | { |
---|
| 2021 | switch(type) { |
---|
| 2022 | case 0: |
---|
| 2023 | return("\0"); |
---|
| 2024 | case Supply0Supply1: |
---|
| 2025 | return("(supply0, supply1)"); |
---|
| 2026 | case Supply0Strong1: |
---|
| 2027 | return("(supply0, strong1)"); |
---|
| 2028 | case Supply0Pull1: |
---|
| 2029 | return("(supply0, pull1)"); |
---|
| 2030 | case Supply0Weak1: |
---|
| 2031 | return("(supply0, weak1)"); |
---|
| 2032 | case Supply0HighZ1: |
---|
| 2033 | return("(supply0, highz1)"); |
---|
| 2034 | case Strong0Supply1: |
---|
| 2035 | return("(strong0, supply1)"); |
---|
| 2036 | case Strong0Strong1: |
---|
| 2037 | return("(strong0, strong1)"); |
---|
| 2038 | case Strong0Pull1: |
---|
| 2039 | return("(strong0, pull1)"); |
---|
| 2040 | case Strong0Weak1: |
---|
| 2041 | return("(strong0, weak1)"); |
---|
| 2042 | case Strong0HighZ1: |
---|
| 2043 | return("(strong0, highz1)"); |
---|
| 2044 | case Pull0Supply1: |
---|
| 2045 | return("(pull0, supply1)"); |
---|
| 2046 | case Pull0Strong1: |
---|
| 2047 | return("(pull0, strong1)"); |
---|
| 2048 | case Pull0Pull1: |
---|
| 2049 | return("(pull0, pull1)"); |
---|
| 2050 | case Pull0Weak1: |
---|
| 2051 | return("(pull0, weak1)"); |
---|
| 2052 | case Pull0HighZ1: |
---|
| 2053 | return("(pull0, highz1)"); |
---|
| 2054 | case Weak0Supply1: |
---|
| 2055 | return("(weak0, supply1)"); |
---|
| 2056 | case Weak0Strong1: |
---|
| 2057 | return("(weak0, strong1)"); |
---|
| 2058 | case Weak0Pull1: |
---|
| 2059 | return("(weak0, pull1)"); |
---|
| 2060 | case Weak0Weak1: |
---|
| 2061 | return("(weak0, weak1)"); |
---|
| 2062 | case Weak0HighZ1: |
---|
| 2063 | return("(weak0, highz1)"); |
---|
| 2064 | case HighZ0Supply1: |
---|
| 2065 | return("(highz0, supply1)"); |
---|
| 2066 | case HighZ0Strong1: |
---|
| 2067 | return("(highz0, strong1)"); |
---|
| 2068 | case HighZ0Pull1: |
---|
| 2069 | return("(highz0, pull1)"); |
---|
| 2070 | case HighZ0Weak1: |
---|
| 2071 | return("(highz0, weak1)"); |
---|
| 2072 | case HighZ0HighZ1: |
---|
| 2073 | return("(highz0, highz1)"); |
---|
| 2074 | case Supply1Supply0: |
---|
| 2075 | return("(supply1, supply0)"); |
---|
| 2076 | case Supply1Strong0: |
---|
| 2077 | return("(supply1, strong0)"); |
---|
| 2078 | case Supply1Pull0: |
---|
| 2079 | return("(supply1, pull0)"); |
---|
| 2080 | case Supply1Weak0: |
---|
| 2081 | return("(supply1, weak0)"); |
---|
| 2082 | case Supply1HighZ0: |
---|
| 2083 | return("(supply1, highz0)"); |
---|
| 2084 | case Strong1Supply0: |
---|
| 2085 | return("(strong1, supply0)"); |
---|
| 2086 | case Strong1Strong0: |
---|
| 2087 | return("(strong1, strong0)"); |
---|
| 2088 | case Strong1Pull0: |
---|
| 2089 | return("(strong1, pull0)"); |
---|
| 2090 | case Strong1Weak0: |
---|
| 2091 | return("(strong1, weak0)"); |
---|
| 2092 | case Strong1HighZ0: |
---|
| 2093 | return("(strong1, highz0)"); |
---|
| 2094 | case Pull1Supply0: |
---|
| 2095 | return("(pull1, supply0)"); |
---|
| 2096 | case Pull1Strong0: |
---|
| 2097 | return("(pull1, strong0)"); |
---|
| 2098 | case Pull1Pull0: |
---|
| 2099 | return("(pull1, pull0)"); |
---|
| 2100 | case Pull1Weak0: |
---|
| 2101 | return("(pull1, weak0)"); |
---|
| 2102 | case Pull1HighZ0: |
---|
| 2103 | return("(pull1, highz0)"); |
---|
| 2104 | case Weak1Supply0: |
---|
| 2105 | return("(weak1, supply0)"); |
---|
| 2106 | case Weak1Strong0: |
---|
| 2107 | return("(weak1, strong0)"); |
---|
| 2108 | case Weak1Pull0: |
---|
| 2109 | return("(weak1, pull0)"); |
---|
| 2110 | case Weak1Weak0: |
---|
| 2111 | return("(weak1, weak0)"); |
---|
| 2112 | case Weak1HighZ0: |
---|
| 2113 | return("(weak1, highz0)"); |
---|
| 2114 | case HighZ1Supply0: |
---|
| 2115 | return("(highz1, supply0)"); |
---|
| 2116 | case HighZ1Strong0: |
---|
| 2117 | return("(highz1, strong0)"); |
---|
| 2118 | case HighZ1Pull0: |
---|
| 2119 | return("(highz1, pull0)"); |
---|
| 2120 | case HighZ1Weak0: |
---|
| 2121 | return("(highz1, weak0)"); |
---|
| 2122 | case HighZ1HighZ0: |
---|
| 2123 | return("(highz1, highz0)"); |
---|
| 2124 | case Small: |
---|
| 2125 | return("(small)"); |
---|
| 2126 | case Medium: |
---|
| 2127 | return("(medium)"); |
---|
| 2128 | case Large: |
---|
| 2129 | return("(large)"); |
---|
| 2130 | default: |
---|
| 2131 | { |
---|
| 2132 | char err_msg[MAXSTRLEN]; |
---|
| 2133 | |
---|
| 2134 | sprintf(err_msg, "Unexpected strength type %d", type); |
---|
| 2135 | internal_error(err_msg); return(NULL); |
---|
| 2136 | } |
---|
| 2137 | } |
---|
| 2138 | } |
---|
| 2139 | |
---|
| 2140 | |
---|
| 2141 | char *vl_get_expr_op(int type) |
---|
| 2142 | { |
---|
| 2143 | switch(type) { |
---|
| 2144 | |
---|
| 2145 | case IDExpr: case BitSelExpr: |
---|
| 2146 | case PartSelExpr: case ConcatExpr: |
---|
| 2147 | case MinTypMaxExpr: case IntExpr: |
---|
| 2148 | case RealExpr: case StringExpr: |
---|
| 2149 | case FuncExpr: |
---|
| 2150 | return(""); |
---|
| 2151 | case UplusExpr: |
---|
| 2152 | return("+"); |
---|
| 2153 | case UminusExpr: |
---|
| 2154 | return("-"); |
---|
| 2155 | case UnotExpr: |
---|
| 2156 | return("!"); |
---|
| 2157 | case UcomplExpr: |
---|
| 2158 | return("~"); |
---|
| 2159 | case UandExpr: |
---|
| 2160 | return("&"); |
---|
| 2161 | case UnandExpr: |
---|
| 2162 | return("~&"); |
---|
| 2163 | case UorExpr: |
---|
| 2164 | return("|"); |
---|
| 2165 | case UnorExpr: |
---|
| 2166 | return("~|"); |
---|
| 2167 | case UxorExpr: |
---|
| 2168 | return("^"); |
---|
| 2169 | case UxnorExpr: |
---|
| 2170 | return("~^"); |
---|
| 2171 | case BplusExpr: |
---|
| 2172 | return("+"); |
---|
| 2173 | case BminusExpr: |
---|
| 2174 | return("-"); |
---|
| 2175 | case BtimesExpr: |
---|
| 2176 | return("*"); |
---|
| 2177 | case BdivExpr: |
---|
| 2178 | return("/"); |
---|
| 2179 | case BremExpr: |
---|
| 2180 | return("%"); |
---|
| 2181 | case Beq2Expr: |
---|
| 2182 | return("=="); |
---|
| 2183 | case Bneq2Expr: |
---|
| 2184 | return("!="); |
---|
| 2185 | case Beq3Expr: |
---|
| 2186 | return("==="); |
---|
| 2187 | case Bneq3Expr: |
---|
| 2188 | return("!=="); |
---|
| 2189 | case BlandExpr: |
---|
| 2190 | return("&&"); |
---|
| 2191 | case BlorExpr: |
---|
| 2192 | return("||"); |
---|
| 2193 | case BltExpr: |
---|
| 2194 | return("<"); |
---|
| 2195 | case BleExpr: |
---|
| 2196 | return("<="); |
---|
| 2197 | case BgtExpr: |
---|
| 2198 | return(">"); |
---|
| 2199 | case BgeExpr: |
---|
| 2200 | return(">="); |
---|
| 2201 | case BandExpr: |
---|
| 2202 | return("&"); |
---|
| 2203 | case BorExpr: |
---|
| 2204 | return("|"); |
---|
| 2205 | case BxorExpr: |
---|
| 2206 | return("^"); |
---|
| 2207 | case BxnorExpr: |
---|
| 2208 | return("~^"); |
---|
| 2209 | case BlshiftExpr: |
---|
| 2210 | return("<<"); |
---|
| 2211 | case BrshiftExpr: |
---|
| 2212 | return(">>"); |
---|
| 2213 | |
---|
| 2214 | case TcondExpr: |
---|
| 2215 | return("?"); |
---|
| 2216 | default: |
---|
| 2217 | internal_error("Unexpected expression type"); return(NULL); |
---|
| 2218 | } |
---|
| 2219 | } |
---|
| 2220 | |
---|
| 2221 | static void record_program_location(vl_procstmt *procstmt) |
---|
| 2222 | { |
---|
| 2223 | set_add(new_label(), procstmt->pc->values); |
---|
| 2224 | } |
---|
| 2225 | |
---|
| 2226 | char *new_label() |
---|
| 2227 | { |
---|
| 2228 | static int label_count = 0; |
---|
| 2229 | static char buf[MAXSTRLEN]; |
---|
| 2230 | |
---|
| 2231 | sprintf(buf, "%s%d", LABEL, label_count++); |
---|
| 2232 | return buf; |
---|
| 2233 | } |
---|
| 2234 | |
---|
| 2235 | |
---|
| 2236 | static void register_clock(FILE *file, vl_event_expr *event) |
---|
| 2237 | { |
---|
| 2238 | if (event->expr->type != IDExpr) return; |
---|
| 2239 | |
---|
| 2240 | |
---|
| 2241 | |
---|
| 2242 | if (!vl_currentModule->clk) |
---|
| 2243 | vl_currentModule->clk = event; |
---|
| 2244 | else if (strcmp(vl_currentModule->clk->expr->u.name->name, |
---|
| 2245 | event->expr->u.name->name) && |
---|
| 2246 | implicitClocking && !vlTimedSystem) { |
---|
| 2247 | char msg[MAXSTRLEN]; |
---|
| 2248 | |
---|
| 2249 | sprintf(msg, "'%s':%s is assumed to be clock, %s is reused as clock", |
---|
| 2250 | vl_currentModule->name->name, |
---|
| 2251 | vl_currentModule->clk->expr->u.name->name, |
---|
| 2252 | event->expr->u.name->name); |
---|
| 2253 | Translate_Warning(msg); |
---|
| 2254 | } |
---|
| 2255 | |
---|
| 2256 | |
---|
| 2257 | file = file; |
---|
| 2258 | } |
---|
| 2259 | |
---|
| 2260 | |
---|
| 2261 | vl_begin_end_stmt *vl_fake_wait_stmt(FILE *file, vl_wait_stmt *wait_stmt) |
---|
| 2262 | { |
---|
| 2263 | lsList assign_list; |
---|
| 2264 | vl_bassign_stmt *assignment; |
---|
| 2265 | vl_expr *cond_expr; |
---|
| 2266 | void *wait_ctrl_stmt; |
---|
| 2267 | vl_expr *id_expr; |
---|
| 2268 | vl_event_expr *event_expr; |
---|
| 2269 | vl_event_control_stmt *edge_stmt; |
---|
| 2270 | vl_expr *ncond_expr; |
---|
| 2271 | lsList stmt_list; |
---|
| 2272 | vl_if_else_stmt *if_else_stmt; |
---|
| 2273 | vl_begin_end_stmt *retval; |
---|
| 2274 | |
---|
| 2275 | cond_expr = wait_stmt->cond; |
---|
| 2276 | wait_ctrl_stmt = wait_stmt->stmt; |
---|
| 2277 | |
---|
| 2278 | |
---|
| 2279 | assignment = |
---|
| 2280 | vl_create_bassign_stmt(AssignStmt, |
---|
| 2281 | vl_create_lval(IDExpr, |
---|
| 2282 | vl_create_id_range(vlStrdup(new_termname()), |
---|
| 2283 | NIL(vl_range)), |
---|
| 2284 | NIL(vl_range), (lsList)0), |
---|
| 2285 | NIL(void), |
---|
| 2286 | cond_expr); |
---|
| 2287 | assign_list = lsCreate(); |
---|
| 2288 | lsNewEnd(assign_list, (lsGeneric)assignment, 0); |
---|
| 2289 | |
---|
| 2290 | |
---|
| 2291 | lsNewBegin(vl_currentModule->mod_items, |
---|
| 2292 | (lsGeneric)vl_create_cont_assign_stmt(0, NIL(vl_delay), |
---|
| 2293 | assign_list), |
---|
| 2294 | 0); |
---|
| 2295 | |
---|
| 2296 | |
---|
| 2297 | id_expr = vl_create_expr(IDExpr, 0, (double)0.0, |
---|
| 2298 | assignment->lhs->name, NIL(vl_expr),NIL(vl_expr)); |
---|
| 2299 | event_expr = vl_create_event_expr(PosedgeEventExpr, id_expr); |
---|
| 2300 | edge_stmt = vl_create_event_control_stmt(event_expr, NIL(typestruct)); |
---|
| 2301 | ncond_expr = vl_create_expr(UnotExpr, 0, (double)0.0, |
---|
| 2302 | id_expr, NIL(vl_expr), NIL(vl_expr)); |
---|
| 2303 | if_else_stmt = |
---|
| 2304 | vl_create_if_else_stmt(ncond_expr, edge_stmt, NIL(typestruct)); |
---|
| 2305 | vl_step_if_else_stmt(file, if_else_stmt); |
---|
| 2306 | stmt_list = lsCreate(); |
---|
| 2307 | lsNewEnd(stmt_list, (lsGeneric)if_else_stmt, 0); |
---|
| 2308 | lsNewEnd(stmt_list, (lsGeneric)wait_ctrl_stmt, 0); |
---|
| 2309 | |
---|
| 2310 | retval = vl_create_begin_end_stmt(NIL(vl_id_range), LS_NH, |
---|
| 2311 | stmt_list); |
---|
| 2312 | |
---|
| 2313 | return retval; |
---|
| 2314 | } |
---|
| 2315 | |
---|
| 2316 | |
---|
| 2317 | static void assoc_formal_actual(vl_task *task_dfn, |
---|
| 2318 | lsList formal, lsList actual) |
---|
| 2319 | { |
---|
| 2320 | lsGen agen, fgen; |
---|
| 2321 | lsHandle ahandle, fhandle; |
---|
| 2322 | char *formal_arg; |
---|
| 2323 | vl_expr *actual_arg; |
---|
| 2324 | |
---|
| 2325 | |
---|
| 2326 | if (lsLength(formal) != lsLength(actual)) { |
---|
| 2327 | compile_error("Initialize task with improper argument(s)"); |
---|
| 2328 | } |
---|
| 2329 | |
---|
| 2330 | for (fgen=lsStart(formal), agen=lsStart(actual); |
---|
| 2331 | lsNext(fgen, (lsGeneric*)&formal_arg, &fhandle) != LS_NOMORE && |
---|
| 2332 | lsNext(agen, (lsGeneric*)&actual_arg, &ahandle) != LS_NOMORE; ) { |
---|
| 2333 | char *dummy_formal, *dummy_actual; |
---|
| 2334 | |
---|
| 2335 | check_task_arg(actual_arg->type == IDExpr || |
---|
| 2336 | actual_arg->type == PartSelExpr || |
---|
| 2337 | actual_arg->type == BitSelExpr, |
---|
| 2338 | task_dfn); |
---|
| 2339 | dummy_formal = formal_arg; |
---|
| 2340 | st_delete(task_dfn->sig_st, &dummy_formal, &dummy_actual); |
---|
| 2341 | st_insert(task_dfn->sig_st, formal_arg, actual_arg->u.name->name); |
---|
| 2342 | } |
---|
| 2343 | lsFinish(fgen); |
---|
| 2344 | lsFinish(agen); |
---|
| 2345 | } |
---|
| 2346 | |
---|
| 2347 | |
---|
| 2348 | vl_module *vl_chk_param_dup_master(vl_mod_prim_inst_list *modinstlist) |
---|
| 2349 | { |
---|
| 2350 | vl_module *retval; |
---|
| 2351 | vl_delay *param_vals; |
---|
| 2352 | vl_id_range *pval; |
---|
| 2353 | lsList delay_list=(lsList)0; |
---|
| 2354 | lsGen delay_gen=(lsGen)0; |
---|
| 2355 | lsHandle delay_handle; |
---|
| 2356 | int num_params=0; |
---|
| 2357 | int i; |
---|
| 2358 | vl_module *master, *new_module; |
---|
| 2359 | char *pname; |
---|
| 2360 | lsGen pgen; |
---|
| 2361 | lsHandle phandle; |
---|
| 2362 | vl_expr *de; |
---|
| 2363 | int need_new_master; |
---|
| 2364 | int rtvl; |
---|
| 2365 | |
---|
| 2366 | if (modinstlist->delays == NIL(vl_delay)) return NIL(vl_module); |
---|
| 2367 | |
---|
| 2368 | param_vals = modinstlist->delays; |
---|
| 2369 | if (!param_vals->delay1 && !param_vals->delay2 && param_vals->delay3) { |
---|
| 2370 | delay_list = (lsList)param_vals->delay3; |
---|
| 2371 | delay_gen = lsStart(delay_list); |
---|
| 2372 | num_params = lsLength(delay_list); |
---|
| 2373 | } else if (param_vals->delay1 && !param_vals->delay2) { |
---|
| 2374 | delay_list = (lsList)0; |
---|
| 2375 | num_params = 1; |
---|
| 2376 | } |
---|
| 2377 | |
---|
| 2378 | rtvl = st_lookup(vl_description->mp_st, |
---|
| 2379 | modinstlist->name->name, (char**)&master); |
---|
| 2380 | assert(rtvl); |
---|
| 2381 | if (lsLength(master->param_list)==0) { |
---|
| 2382 | if (WarningLevel >= 1) { |
---|
| 2383 | char buf[MAXSTRLEN]; |
---|
| 2384 | yylineno = -1; |
---|
| 2385 | sprintf(buf, |
---|
| 2386 | "%s:Giving parameter to a module(%s) without parameter", |
---|
| 2387 | vl_currentModule->name->name, master->name->name); |
---|
| 2388 | compile_error(buf); |
---|
| 2389 | } else return NIL(vl_module); |
---|
| 2390 | } |
---|
| 2391 | |
---|
| 2392 | |
---|
| 2393 | for (pgen=lsStart(master->param_list), need_new_master=0, i=0; |
---|
| 2394 | lsNext(pgen, (lsGeneric*)&pname, &phandle)!=LS_NOMORE && |
---|
| 2395 | i<num_params; ) { |
---|
| 2396 | int retval = st_lookup(master->param_st, pname, (char**)&pval); |
---|
| 2397 | assert(retval); |
---|
| 2398 | if (delay_list) { |
---|
| 2399 | int rtvl2 = lsNext(delay_gen,(lsGeneric*)&de,&delay_handle); |
---|
| 2400 | assert(rtvl2 != LS_NOMORE); |
---|
| 2401 | i++; |
---|
| 2402 | } else { |
---|
| 2403 | de = param_vals->delay1; |
---|
| 2404 | } |
---|
| 2405 | if ((int)(pval->mpg_master_exp) != vl_eval_expr(de)) need_new_master=1; |
---|
| 2406 | } |
---|
| 2407 | lsFinish(pgen); |
---|
| 2408 | if (delay_list) lsFinish(delay_gen); |
---|
| 2409 | |
---|
| 2410 | retval = master; |
---|
| 2411 | |
---|
| 2412 | |
---|
| 2413 | if (need_new_master) { |
---|
| 2414 | char buf[MAXSTRLEN]; |
---|
| 2415 | vl_module *orig_module; |
---|
| 2416 | |
---|
| 2417 | |
---|
| 2418 | sprintf(buf, "%s%04x", master->name->name, ++master->dup_count); |
---|
| 2419 | new_module = vl_copy_rename_module(master, buf); |
---|
| 2420 | |
---|
| 2421 | |
---|
| 2422 | if (delay_list) delay_gen = lsStart(delay_list); |
---|
| 2423 | for (pgen=lsStart(new_module->param_list), need_new_master=0, i=0; |
---|
| 2424 | lsNext(pgen, (lsGeneric*)&pname, &phandle)!=LS_NOMORE && |
---|
| 2425 | i<num_params; ) { |
---|
| 2426 | int retval = st_lookup(new_module->param_st, pname, (char**)&pval); |
---|
| 2427 | assert(retval); |
---|
| 2428 | if (delay_list) { |
---|
| 2429 | int rtvl2 = lsNext(delay_gen,(lsGeneric*)&de,&delay_handle); |
---|
| 2430 | assert(rtvl2 != LS_NOMORE); |
---|
| 2431 | i++; |
---|
| 2432 | } else { |
---|
| 2433 | de = param_vals->delay1; |
---|
| 2434 | } |
---|
| 2435 | *(int*)&(pval->mpg_master_exp) = vl_eval_expr(de); |
---|
| 2436 | } |
---|
| 2437 | lsFinish(pgen); |
---|
| 2438 | if (delay_list) lsFinish(delay_gen); |
---|
| 2439 | |
---|
| 2440 | orig_module = vl_currentModule; |
---|
| 2441 | vl_currentModule = new_module; |
---|
| 2442 | vl_step_module(stdout, new_module); |
---|
| 2443 | vl_currentModule = orig_module; |
---|
| 2444 | |
---|
| 2445 | retval = new_module; |
---|
| 2446 | } |
---|
| 2447 | |
---|
| 2448 | return retval; |
---|
| 2449 | } |
---|
| 2450 | |
---|
| 2451 | |
---|
| 2452 | |
---|
| 2453 | static void vl_expand_Q(FILE *file, lsList tags) |
---|
| 2454 | { |
---|
| 2455 | lsHandle handle; |
---|
| 2456 | lsGen gen; |
---|
| 2457 | vl_expr *expr; |
---|
| 2458 | unsigned int i; |
---|
| 2459 | int num_Q; |
---|
| 2460 | char *bit_str; |
---|
| 2461 | array_t *q_array; |
---|
| 2462 | |
---|
| 2463 | for (gen=lsStart(tags); |
---|
| 2464 | lsNext(gen,(lsGeneric*)&expr,&handle)!=LS_NOMORE; ) { |
---|
| 2465 | if (expr->type != BitExpr) continue; |
---|
| 2466 | if (strstr((char*)expr->u.exprs.e3,"?")) { |
---|
| 2467 | for (i=0, num_Q=0; i<strlen((char*)expr->u.exprs.e3); i++) |
---|
| 2468 | if (((char*)expr->u.exprs.e3)[i] == '?') num_Q++; |
---|
| 2469 | |
---|
| 2470 | bit_str = vlStrdup((char*)expr->u.exprs.e3); |
---|
| 2471 | q_array = array_alloc(int, 0); |
---|
| 2472 | for (i=0; i<strlen((char*)expr->u.exprs.e3); i++) |
---|
| 2473 | if (((char*)expr->u.exprs.e3)[i] == '?') |
---|
| 2474 | array_insert_last(int, q_array, i); |
---|
| 2475 | |
---|
| 2476 | rec_expand_Q(num_Q-1, q_array, bit_str, tags, gen, &handle); |
---|
| 2477 | |
---|
| 2478 | array_free(q_array); |
---|
| 2479 | vl_chk_free(bit_str); |
---|
| 2480 | } |
---|
| 2481 | } |
---|
| 2482 | lsFinish(gen); |
---|
| 2483 | } |
---|
| 2484 | |
---|
| 2485 | |
---|
| 2486 | |
---|
| 2487 | static void rec_expand_Q(int num_Q, |
---|
| 2488 | array_t *q_array, |
---|
| 2489 | char *bit_str, |
---|
| 2490 | lsList tags, |
---|
| 2491 | lsGen gen, |
---|
| 2492 | lsHandle *phandle) |
---|
| 2493 | { |
---|
| 2494 | int b0, b1; |
---|
| 2495 | vl_expr *new_expr; |
---|
| 2496 | int ith; |
---|
| 2497 | |
---|
| 2498 | if (num_Q == -1) { |
---|
| 2499 | encodebit(bit_str, &b1, &b0); |
---|
| 2500 | new_expr = vl_create_expr(BitExpr, 0, (double)0.0, |
---|
| 2501 | (void*)b1, (void*)b0, |
---|
| 2502 | (void*)vlStrdup(bit_str)); |
---|
| 2503 | lsInBefore(gen, (lsGeneric)new_expr, phandle); |
---|
| 2504 | } else { |
---|
| 2505 | ith = array_fetch(int, q_array, num_Q); |
---|
| 2506 | bit_str[ith] = '1'; |
---|
| 2507 | rec_expand_Q(num_Q-1, q_array, bit_str, tags, gen, phandle); |
---|
| 2508 | bit_str[ith] = '0'; |
---|
| 2509 | rec_expand_Q(num_Q-1, q_array, bit_str, tags, gen, phandle); |
---|
| 2510 | } |
---|
| 2511 | } |
---|
| 2512 | |
---|
| 2513 | |
---|
| 2514 | static void check_task_arg(int ok, vl_task *task_dfn) |
---|
| 2515 | { |
---|
| 2516 | char buf[MAXSTRLEN]; |
---|
| 2517 | |
---|
| 2518 | if (ok) return; |
---|
| 2519 | |
---|
| 2520 | sprintf(buf, "%s: invoking task '%s' with non-simple id argiment(s); cannot be handled by vl2mv", |
---|
| 2521 | vl_currentModule->name->name, task_dfn->name->name); |
---|
| 2522 | yylineno = -1; |
---|
| 2523 | compile_error(buf); |
---|
| 2524 | } |
---|