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Bring analog contribution statements to the ivl_target API.
Add support for analog processes with analog contributation statements all the way down to the ivl_target code generator API.
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/* | |||
* Copyright (c) 2008 Stephen Williams (steve@icarus.com) | |||
* | |||
* This source code is free software; you can redistribute it | |||
* and/or modify it in source code form under the terms of the GNU | |||
* General Public License as published by the Free Software | |||
* Foundation; either version 2 of the License, or (at your option) | |||
* any later version.will need a Picture Elements Binary Software | |||
* License. | |||
* | |||
* This program is distributed in the hope that it will be useful, | |||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | |||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |||
* GNU General Public License for more details. | |||
* | |||
* You should have received a copy of the GNU General Public License | |||
* along with this program; if not, write to the Free Software | |||
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA | |||
*/ | |||
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# include "config.h" | |||
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# include <iostream> | |||
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# include <cstring> | |||
# include "target.h" | |||
# include "ivl_target.h" | |||
# include "compiler.h" | |||
# include "t-dll.h" | |||
#ifdef HAVE_MALLOC_H | |||
# include <malloc.h> | |||
#endif | |||
# include <stdlib.h> | |||
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bool dll_target::process(const NetAnalogTop*net) | |||
{ | |||
bool rc_flag = true; | |||
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ivl_process_t obj = (struct ivl_process_s*) | |||
calloc(1, sizeof(struct ivl_process_s)); | |||
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obj->type_ = net->type(); | |||
obj->analog_flag = 1; | |||
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FILE_NAME(obj, net); | |||
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/* Save the scope of the process. */ | |||
obj->scope_ = lookup_scope_(net->scope()); | |||
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obj->nattr = net->attr_cnt(); | |||
obj->attr = fill_in_attributes(net); | |||
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assert(stmt_cur_ == 0); | |||
stmt_cur_ = (struct ivl_statement_s*)calloc(1, sizeof*stmt_cur_); | |||
assert(stmt_cur_); | |||
rc_flag = net->statement()->emit_proc(this) && rc_flag; | |||
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assert(stmt_cur_); | |||
obj->stmt_ = stmt_cur_; | |||
stmt_cur_ = 0; | |||
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/* Save the process in the design. */ | |||
obj->next_ = des_.threads_; | |||
des_.threads_ = obj; | |||
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return rc_flag; | |||
} | |||
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bool dll_target::proc_contribution(const NetContribution*net) | |||
{ | |||
assert(stmt_cur_); | |||
assert(stmt_cur_->type_ == IVL_ST_NONE); | |||
FILE_NAME(stmt_cur_, net); | |||
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stmt_cur_->type_ = IVL_ST_CONTRIB; | |||
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assert(expr_ == 0); | |||
net->lval()->expr_scan(this); | |||
stmt_cur_->u_.contrib_.lval = expr_; | |||
expr_ = 0; | |||
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net->rval()->expr_scan(this); | |||
stmt_cur_->u_.contrib_.rval = expr_; | |||
expr_ = 0; | |||
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return true; | |||
} |
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