projects / binutils.git / blame
| Commit | Line | Data |
|---|---|---|
| c906108c SS |
1 | /* This file is part of the program psim. |
| 2 | ||
| 3 | Copyright (C) 1998, Andrew Cagney <[email protected]> | |
| 4 | ||
| 5 | This program is free software; you can redistribute it and/or modify | |
| 6 | it under the terms of the GNU General Public License as published by | |
| 7 | the Free Software Foundation; either version 2 of the License, or | |
| 8 | (at your option) any later version. | |
| 9 | ||
| 10 | This program is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | GNU General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU General Public License | |
| 16 | along with this program; if not, write to the Free Software | |
| 17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 18 | ||
| 19 | */ | |
| 20 | ||
| 21 | #include "sim-main.h" | |
| 22 | #include "m16_idecode.h" | |
| 23 | #include "m32_idecode.h" | |
| 24 | #include "bfd.h" | |
| 25 | ||
| 26 | ||
| 27 | #define SD sd | |
| 28 | #define CPU cpu | |
| 29 | ||
| 30 | void | |
| 31 | sim_engine_run (SIM_DESC sd, | |
| 32 | int next_cpu_nr, | |
| 33 | int nr_cpus, /* ignore */ | |
| 34 | int siggnal) /* ignore */ | |
| 35 | { | |
| 36 | sim_cpu *cpu = STATE_CPU (sd, next_cpu_nr); | |
| 37 | address_word cia = CIA_GET (cpu); | |
| 38 | ||
| 39 | while (1) | |
| 40 | { | |
| 41 | address_word nia; | |
| 42 | ||
| 43 | #if defined (ENGINE_ISSUE_PREFIX_HOOK) | |
| 44 | ENGINE_ISSUE_PREFIX_HOOK (); | |
| 45 | #endif | |
| 46 | ||
| 47 | if ((cia & 1)) | |
| 48 | { | |
| 49 | m16_instruction_word instruction_0 = IMEM16 (cia); | |
| 50 | nia = m16_idecode_issue (sd, instruction_0, cia); | |
| 51 | } | |
| 52 | else | |
| 53 | { | |
| 54 | m32_instruction_word instruction_0 = IMEM32 (cia); | |
| 55 | nia = m32_idecode_issue (sd, instruction_0, cia); | |
| 56 | } | |
| 57 | ||
| 58 | #if defined (ENGINE_ISSUE_POSTFIX_HOOK) | |
| 59 | ENGINE_ISSUE_POSTFIX_HOOK (); | |
| 60 | #endif | |
| 61 | ||
| 62 | /* Update the instruction address */ | |
| 63 | cia = nia; | |
| 64 | ||
| 65 | /* process any events */ | |
| 66 | if (sim_events_tick (sd)) | |
| 67 | { | |
| 68 | CIA_SET (CPU, cia); | |
| 69 | sim_events_process (sd); | |
| 70 | cia = CIA_GET (CPU); | |
| 71 | } | |
| 72 | ||
| 73 | } | |
| 74 | } |