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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.2/] [sim/] [lm32/] [lm32.c] - Rev 475
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/* Lattice Mico32 simulator support code. Contributed by Jon Beniston <jon@beniston.com> Copyright (C) 2009, 2010 Free Software Foundation, Inc. This file is part of GDB. 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 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/>. */ #define WANT_CPU lm32bf #define WANT_CPU_LM32BF #include "sim-main.h" #include "cgen-mem.h" #include "cgen-ops.h" /* The contents of BUF are in target byte order. */ int lm32bf_fetch_register (SIM_CPU * current_cpu, int rn, unsigned char *buf, int len) { if (rn < 32) SETTSI (buf, lm32bf_h_gr_get (current_cpu, rn)); else switch (rn) { case SIM_LM32_PC_REGNUM: SETTSI (buf, lm32bf_h_pc_get (current_cpu)); break; default: return 0; } return -1; } /* The contents of BUF are in target byte order. */ int lm32bf_store_register (SIM_CPU * current_cpu, int rn, unsigned char *buf, int len) { if (rn < 32) lm32bf_h_gr_set (current_cpu, rn, GETTSI (buf)); else switch (rn) { case SIM_LM32_PC_REGNUM: lm32bf_h_pc_set (current_cpu, GETTSI (buf)); break; default: return 0; } return -1; } #if WITH_PROFILE_MODEL_P /* Initialize cycle counting for an insn. FIRST_P is non-zero if this is the first insn in a set of parallel insns. */ void lm32bf_model_insn_before (SIM_CPU * cpu, int first_p) { } /* Record the cycles computed for an insn. LAST_P is non-zero if this is the last insn in a set of parallel insns, and we update the total cycle count. CYCLES is the cycle count of the insn. */ void lm32bf_model_insn_after (SIM_CPU * cpu, int last_p, int cycles) { } int lm32bf_model_lm32_u_exec (SIM_CPU * cpu, const IDESC * idesc, int unit_num, int referenced) { return idesc->timing->units[unit_num].done; } #endif /* WITH_PROFILE_MODEL_P */
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