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Diffstat (limited to 'sim/common/sim-model.h')
-rw-r--r-- | sim/common/sim-model.h | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/sim/common/sim-model.h b/sim/common/sim-model.h deleted file mode 100644 index 5272815..0000000 --- a/sim/common/sim-model.h +++ /dev/null @@ -1,141 +0,0 @@ -/* Architecture, machine, and model support. - Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. - Contributed by Cygnus Support. - -This file is part of GDB, the GNU debugger. - -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, 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. */ - -/* Nomenclature: - architecture = one of sparc, mips, sh, etc. - in the sparc architecture, mach = one of v6, v7, v8, sparclite, etc. - in the v8 mach, model = one of supersparc, etc. -*/ - -/* This file is intended to be included by sim-basics.h. */ - -#ifndef SIM_MODEL_H -#define SIM_MODEL_H - -/* Function unit and instruction timing support. - ??? This is obviously insufficiently general. - It's useful but it needs elaborating upon. */ - -typedef struct { - unsigned char name; /* actually a UNIT_TYPE enum */ - unsigned char issue; - unsigned char done; -} UNIT; - -#ifndef MAX_UNITS -#define MAX_UNITS 1 -#endif - -typedef int (MODEL_FN) (sim_cpu *, void *); - -typedef struct { - /* This is an integer that identifies this insn. - How this works is up to the target. */ - int num; - - /* Function to handle insn-specific profiling. */ - MODEL_FN *model_fn; - - /* Array of function units used by this insn. */ - UNIT units[MAX_UNITS]; -} INSN_TIMING; - -/* Struct to describe various implementation properties of a cpu. - When multiple cpu variants are supported, the sizes of some structs - can vary. */ - -typedef struct { - /* The size of the SIM_CPU struct. */ - int sim_cpu_size; -#define IMP_PROPS_SIM_CPU_SIZE(cpu_props) ((cpu_props)->sim_cpu_size) - /* An SCACHE element can vary in size, depending on the selected cpu. - This is zero if the SCACHE isn't in use for this variant. */ - int scache_elm_size; -#define IMP_PROPS_SCACHE_ELM_SIZE(cpu_props) ((cpu_props)->scache_elm_size) -} MACH_IMP_PROPERTIES; - -/* A machine variant. */ - -typedef struct { - const char *name; -#define MACH_NAME(m) ((m)->name) - /* This is the argument to bfd_scan_arch. */ - const char *bfd_name; -#define MACH_BFD_NAME(m) ((m)->bfd_name) - enum mach_attr num; -#define MACH_NUM(m) ((m)->num) - - int word_bitsize; -#define MACH_WORD_BITSIZE(m) ((m)->word_bitsize) - int addr_bitsize; -#define MACH_ADDR_BITSIZE(m) ((m)->addr_bitsize) - - /* Pointer to null-entry terminated table of models of this mach. - The default is the first one. */ - const struct model *models; -#define MACH_MODELS(m) ((m)->models) - - /* Pointer to the implementation properties of this mach. */ - const MACH_IMP_PROPERTIES *imp_props; -#define MACH_IMP_PROPS(m) ((m)->imp_props) - - /* Called by sim_model_set when the model of a cpu is set. */ - void (* init_cpu) (sim_cpu *); -#define MACH_INIT_CPU(m) ((m)->init_cpu) - - /* Initialize the simulator engine for this cpu. - Used by cgen simulators to initialize the insn descriptor table. */ - void (* prepare_run) (sim_cpu *); -#define MACH_PREPARE_RUN(m) ((m)->prepare_run) -} MACH; - -/* A model (implementation) of a machine. */ - -typedef struct model { - const char *name; -#define MODEL_NAME(m) ((m)->name) - const MACH *mach; -#define MODEL_MACH(m) ((m)->mach) - /* An enum that distinguished the model. */ - int num; -#define MODEL_NUM(m) ((m)->num) - /* Pointer to timing table for this model. */ - const INSN_TIMING *timing; -#define MODEL_TIMING(m) ((m)->timing) - void (* init) (sim_cpu *); -#define MODEL_INIT(m) ((m)->init) -} MODEL; - -/* Tables of supported machines. */ -/* ??? In a simulator of multiple architectures, will need multiple copies of - this. Have an `archs' array that contains a pointer to the machs array - for each (which in turn has a pointer to the models array for each). */ -extern const MACH *sim_machs[]; - -/* Model module handlers. */ -extern MODULE_INSTALL_FN sim_model_install; - -/* Support routines. */ -extern void sim_model_set (SIM_DESC sd_, sim_cpu *cpu_, const MODEL *model_); -extern const MODEL * sim_model_lookup (const char *name_); -extern const MACH * sim_mach_lookup (const char *name_); -extern const MACH * sim_mach_lookup_bfd_name (const char *bfd_name_); - -#endif /* SIM_MODEL_H */ |