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author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
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committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /sim/igen/ld-cache.h | |
parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
download | gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.bz2 |
Initial creation of sourceware repository
Diffstat (limited to 'sim/igen/ld-cache.h')
-rw-r--r-- | sim/igen/ld-cache.h | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/sim/igen/ld-cache.h b/sim/igen/ld-cache.h deleted file mode 100644 index fe9387b..0000000 --- a/sim/igen/ld-cache.h +++ /dev/null @@ -1,81 +0,0 @@ -/* This file is part of the program psim. - - Copyright (C) 1994,1995,1996, Andrew Cagney <cagney@highland.com.au> - - This program 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 2 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, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - */ - -/* Instruction unpacking: - - Once the instruction has been decoded, the register (and other) - fields within the instruction need to be extracted. - - The table that follows determines how each field should be treated. - Importantly it considers the case where the extracted field is to - be used immediatly or stored in an instruction cache. - - <type> - - Indicates what to do with the cache entry. If a cache is to be - used. SCRATCH and CACHE values are defined when a cache entry is - being filled while CACHE and COMPUTE values are defined in the - semantic code. - - Zero marks the end of the table. More importantly 1. indicates - that the entry is valid and can be cached. 2. indicates that that - the entry is valid but can not be cached. - - <field_name> - - The field name as given in the instruction spec. - - <derived_name> - - A new name for <field_name> once it has been extracted from the - instruction (and possibly stored in the instruction cache). - - <type> - - String specifying the storage type for <new_name> (the extracted - field>. - - <expression> - - Specifies how to get <new_name> from <old_name>. If null, old and - new name had better be the same. */ - - -typedef enum { - scratch_value, - cache_value, - compute_value, -} cache_rule_type; - -typedef struct _cache_table cache_table; -struct _cache_table { - cache_rule_type type; - char *field_name; - char *derived_name; - char *type_def; - char *expression; - table_entry *file_entry; - cache_table *next; -}; - - -extern cache_table *load_cache_table -(char *file_name, - int hi_bit_nr); |