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diff lwasm/pass6.c @ 367:34dfc9747f23
Reduction passes complete
author | lost@starbug |
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date | Thu, 15 Apr 2010 21:56:06 -0600 |
parents | |
children | 898a41f7eb59 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/lwasm/pass6.c Thu Apr 15 21:56:06 2010 -0600 @@ -0,0 +1,57 @@ +/* +pass6.c + +Copyright © 2010 William Astle + +This file is part of LWTOOLS. + +LWTOOLS is free software: you can redistribute it and/or modify it under the +terms of the GNU General Public License as published by the Free Software +Foundation, either version 3 of the License, or (at your option) any later +version. + +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, see <http://www.gnu.org/licenses/>. +*/ + +#include <config.h> + +#include <stdio.h> +#include <string.h> + +#include <lw_alloc.h> +#include <lw_string.h> + +#include "lwasm.h" +#include "instab.h" + +/* +Finalize Pass + +Reduce all expressions in a final pass. + +Observation: + +Everything should reduce as far as it is going to in a single pass +because all line addresses are now constant (or section-base offset) + +*/ +void do_pass6(asmstate_t *as) +{ + line_t *cl; + struct line_expr_s *le; + + for (cl = as -> line_head; cl; cl = cl -> next) + { + as -> cl = cl; + for (le = cl -> exprs; le; le = le -> next) + { + lwasm_reduce_expr(as, le -> expr); + } + } +}