1 /* Lattice Mico32 simulator support code 2 Contributed by Jon Beniston <jon@beniston.com> 3 4 Copyright (C) 2009-2024 Free Software Foundation, Inc. 5 6 This file is part of GDB. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21 /* Main header for the LM32 simulator. */ 22 23 #ifndef SIM_MAIN_H 24 #define SIM_MAIN_H 25 26 #define WITH_SCACHE_PBB 1 27 28 #include "sim-basics.h" 29 #include "opcodes/lm32-desc.h" 30 #include "opcodes/lm32-opc.h" 31 #include "arch.h" 32 #include "sim-base.h" 33 #include "cgen-sim.h" 34 #include "lm32-sim.h" 35 36 struct lm32_sim_cpu 37 { 38 /* CPU specific parts go here. 39 Note that in files that don't need to access these pieces WANT_CPU_FOO 40 won't be defined and thus these parts won't appear. This is ok in the 41 sense that things work. It is a source of bugs though. 42 One has to of course be careful to not take the size of this 43 struct and no structure members accessed in non-cpu specific files can 44 go after here. Oh for a better language. */ 45 #if defined (WANT_CPU_LM32BF) 46 LM32BF_CPU_DATA cpu_data; 47 #endif 48 }; 49 #define LM32_SIM_CPU(cpu) ((struct lm32_sim_cpu *) CPU_ARCH_DATA (cpu)) 50 51 /* Misc. */ 52 53 /* Catch address exceptions. */ 54 extern SIM_CORE_SIGNAL_FN lm32_core_signal ATTRIBUTE_NORETURN; 55 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \ 56 lm32_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \ 57 (TRANSFER), (ERROR)) 58 59 /* From traps.c. */ 60 extern USI lm32bf_b_insn (SIM_CPU * current_cpu, USI r0, USI f_r0); 61 extern USI lm32bf_divu_insn (SIM_CPU * current_cpu, IADDR pc, USI r0, USI r1, USI r2); 62 extern USI lm32bf_modu_insn (SIM_CPU * current_cpu, IADDR pc, USI r0, USI r1, USI r2); 63 extern void lm32bf_wcsr_insn (SIM_CPU * current_cpu, USI f_csr, USI r1); 64 extern USI lm32bf_break_insn (SIM_CPU * current_cpu, IADDR pc); 65 extern USI lm32bf_scall_insn (SIM_CPU * current_cpu, IADDR pc); 66 67 /* From user.c. */ 68 extern UINT lm32bf_user_insn (SIM_CPU * current_cpu, INT r0, INT r1, UINT imm); 69 70 #endif /* SIM_MAIN_H */ 71