iCE40/nextpnr - clone of git://git.panaceas.org/iCE40/nextpnr

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author	gatecat <gatecat@ds0.me>	2021-06-14 11:57:56 +0100
committer	GitHub <noreply@github.com>	2021-06-14 11:57:56 +0100
commit	f4bfc2af5b5fac1151a4f582b139d5add4467d9a (patch)
tree	5ca6af38c003648ff686155f8f6c2f704de3a4cf /gui/ecp5/mainwindow.cc
parent	ee65e6f32d669cabd1d8a00534410da423348ac4 (diff)
parent	377f56c1510bc7da66aa43eb06dc7579fef9b403 (diff)
download	nextpnr-f4bfc2af5b5fac1151a4f582b139d5add4467d9a.tar.gz nextpnr-f4bfc2af5b5fac1151a4f582b139d5add4467d9a.tar.bz2 nextpnr-f4bfc2af5b5fac1151a4f582b139d5add4467d9a.zip

Merge pull request #727 from YosysHQ/gatecat/ic-undriven

interchange: Cope with undriven nets in more places

Diffstat (limited to 'gui/ecp5/mainwindow.cc')

0 files changed, 0 insertions, 0 deletions

/* * Copyright (C) 2001 - 2005 Mike Wray <mike.wray@hp.com> * * This library is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of the * License, or (at your option) any later version. This library 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library; if not, write to the Free Software Foundation, * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _XUTIL_SXPR_PARSER_H_ #define _XUTIL_SXPR_PARSER_H_ #include "sxpr.h" #include "iostream.h" /** @file * Sxpr parsing definitions. */ /** Initial size of a parser input buffer. */ #define PARSER_BUF_SIZE 512 /** Input buffer size increment (when it's full). */ #define PARSER_BUF_INCREMENT 512 struct Parser; typedef int ParserStateFn(struct Parser *, char c); typedef struct ParserState { struct ParserState *parent; Sxpr val; int ival; int count; char delim; ParserStateFn *fn; char *name; } ParserState; typedef struct Parser { /** Initial state function. */ ParserStateFn *begin; /** Parse value. */ Sxpr val; /** Error reporting stream (null for no reports). */ IOStream *error_out; /** End-of-file flag, */ int eof; /** Error flag. Non-zero if there has been a read error. */ int err; /** Line number on input (from 1). */ int line_no; /** Column number of input (reset on new line). */ int char_no; /** Buffer for reading tokens. */ char *buf; char *buf_end; char *tok; char *tok_end; /** Line the last token started on. */ int tok_begin_line; /** Character number the last token started on. */ int tok_begin_char; /** Parsing flags. */ int flags; ParserState *state; ParserState *start_state; } Parser; /** Parser error codes. */ typedef enum { PARSE_ERR_NONE=0, PARSE_ERR_UNSPECIFIED, PARSE_ERR_NOMEM, PARSE_ERR_UNEXPECTED_EOF, PARSE_ERR_TOKEN_TOO_LONG, PARSE_ERR_INVALID_SYNTAX, PARSE_ERR_INVALID_ESCAPE, } ParseErrorId; /** Parser flags. */ enum { /** Convert integer atoms to ints. */ PARSE_INT=1, }; /** Raise some parser flags. * * @param in parser * @param flags flags mask */ static inline void Parser_flags_raise(Parser *in, int flags){ in->flags |= flags; } /** Lower some parser flags. * * @param in parser * @param flags flags mask */ static inline void Parser_flags_lower(Parser *in, int flags){ in->flags &= ~flags; } /** Clear all parser flags. * * @param in parser */ static inline void Parser_flags_clear(Parser *in){ in->flags = 0; } static inline int Parser_flags(Parser *in, int flags){ return in->flags & flags; } extern void Parser_free(Parser *z); extern Parser * Parser_new(void); extern int Parser_input(Parser *p, char *buf, int buf_n); extern int Parser_input_eof(Parser *p); extern int Parser_input_char(Parser *p, char c); extern void Parser_set_error_stream(Parser *z, IOStream *error_out); extern int Parser_error_message(Parser *in, char *buf, int n); extern int Parser_has_error(Parser *in); extern int Parser_at_eof(Parser *in); extern int Parser_ready(Parser *p); extern Sxpr Parser_get_val(Parser *p); extern Sxpr Parser_get_all(Parser *p); /* Internal parser api. */ void Parser_pop(Parser *p); int Parser_push(Parser *p, ParserStateFn *fn, char *name); int Parser_return(Parser *p); int Parser_at_eof(Parser *p); int Parser_error(Parser *in); int Parser_set_value(Parser *p, Sxpr val); int Parser_intern(Parser *p); int Parser_string(Parser *p); int Parser_data(Parser *p); int Parser_uint(Parser *p); char *peek_token(Parser *p); char *copy_token(Parser *p); void new_token(Parser *p); int save_char(Parser *p, char c); int token_len(Parser *p); #endif /* ! _XUTIL_SXPR_PARSER_H_ */


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