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Diffstat (limited to 'sim/iq2000/cpu.h')
| -rw-r--r-- | sim/iq2000/cpu.h | 531 |
1 files changed, 0 insertions, 531 deletions
diff --git a/sim/iq2000/cpu.h b/sim/iq2000/cpu.h deleted file mode 100644 index 9150577..0000000 --- a/sim/iq2000/cpu.h +++ /dev/null @@ -1,531 +0,0 @@ -/* CPU family header for iq2000bf. - -THIS FILE IS MACHINE GENERATED WITH CGEN. - -Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. - -This file is part of the GNU simulators. - -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. - -*/ - -#ifndef CPU_IQ2000BF_H -#define CPU_IQ2000BF_H - -/* Maximum number of instructions that are fetched at a time. - This is for LIW type instructions sets (e.g. m32r). */ -#define MAX_LIW_INSNS 1 - -/* Maximum number of instructions that can be executed in parallel. */ -#define MAX_PARALLEL_INSNS 1 - -/* CPU state information. */ -typedef struct { - /* Hardware elements. */ - struct { - /* program counter */ - USI h_pc; -#define GET_H_PC() get_h_pc (current_cpu) -#define SET_H_PC(x) \ -do { \ -set_h_pc (current_cpu, (x));\ -;} while (0) - /* General purpose registers */ - SI h_gr[32]; -#define GET_H_GR(index) (((index) == (0))) ? (0) : (CPU (h_gr[index])) -#define SET_H_GR(index, x) \ -do { \ -if ((((index)) == (0))) {\ -((void) 0); /*nop*/\ -}\ - else {\ -CPU (h_gr[(index)]) = (x);\ -}\ -;} while (0) - } hardware; -#define CPU_CGEN_HW(cpu) (& (cpu)->cpu_data.hardware) -} IQ2000BF_CPU_DATA; - -/* Cover fns for register access. */ -USI iq2000bf_h_pc_get (SIM_CPU *); -void iq2000bf_h_pc_set (SIM_CPU *, USI); -SI iq2000bf_h_gr_get (SIM_CPU *, UINT); -void iq2000bf_h_gr_set (SIM_CPU *, UINT, SI); - -/* These must be hand-written. */ -extern CPUREG_FETCH_FN iq2000bf_fetch_register; -extern CPUREG_STORE_FN iq2000bf_store_register; - -typedef struct { - int empty; -} MODEL_IQ2000_DATA; - -/* Instruction argument buffer. */ - -union sem_fields { - struct { /* no operands */ - int empty; - } fmt_empty; - struct { /* */ - IADDR i_jmptarg; - } sfmt_j; - struct { /* */ - IADDR i_offset; - UINT f_rs; - UINT f_rt; - } sfmt_bbi; - struct { /* */ - UINT f_imm; - UINT f_rs; - UINT f_rt; - } sfmt_addi; - struct { /* */ - UINT f_mask; - UINT f_rd; - UINT f_rs; - UINT f_rt; - } sfmt_mrgb; - struct { /* */ - UINT f_maskl; - UINT f_rd; - UINT f_rs; - UINT f_rt; - UINT f_shamt; - } sfmt_ram; -#if WITH_SCACHE_PBB - /* Writeback handler. */ - struct { - /* Pointer to argbuf entry for insn whose results need writing back. */ - const struct argbuf *abuf; - } write; - /* x-before handler */ - struct { - /*const SCACHE *insns[MAX_PARALLEL_INSNS];*/ - int first_p; - } before; - /* x-after handler */ - struct { - int empty; - } after; - /* This entry is used to terminate each pbb. */ - struct { - /* Number of insns in pbb. */ - int insn_count; - /* Next pbb to execute. */ - SCACHE *next; - SCACHE *branch_target; - } chain; -#endif -}; - -/* The ARGBUF struct. */ -struct argbuf { - /* These are the baseclass definitions. */ - IADDR addr; - const IDESC *idesc; - char trace_p; - char profile_p; - /* ??? Temporary hack for skip insns. */ - char skip_count; - char unused; - /* cpu specific data follows */ - union sem semantic; - int written; - union sem_fields fields; -}; - -/* A cached insn. - - ??? SCACHE used to contain more than just argbuf. We could delete the - type entirely and always just use ARGBUF, but for future concerns and as - a level of abstraction it is left in. */ - -struct scache { - struct argbuf argbuf; -}; - -/* Macros to simplify extraction, reading and semantic code. - These define and assign the local vars that contain the insn's fields. */ - -#define EXTRACT_IFMT_EMPTY_VARS \ - unsigned int length; -#define EXTRACT_IFMT_EMPTY_CODE \ - length = 0; \ - -#define EXTRACT_IFMT_ADD_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_ADD_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_ADDI_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_imm; \ - unsigned int length; -#define EXTRACT_IFMT_ADDI_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \ - -#define EXTRACT_IFMT_RAM_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_5; \ - UINT f_maskl; \ - unsigned int length; -#define EXTRACT_IFMT_RAM_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_5 = EXTRACT_LSB0_UINT (insn, 32, 5, 1); \ - f_maskl = EXTRACT_LSB0_UINT (insn, 32, 4, 5); \ - -#define EXTRACT_IFMT_SLL_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_SLL_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_SLMV_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_SLMV_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_SLTI_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_imm; \ - unsigned int length; -#define EXTRACT_IFMT_SLTI_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \ - -#define EXTRACT_IFMT_BBI_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - SI f_offset; \ - unsigned int length; -#define EXTRACT_IFMT_BBI_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4)))); \ - -#define EXTRACT_IFMT_BBV_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - SI f_offset; \ - unsigned int length; -#define EXTRACT_IFMT_BBV_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4)))); \ - -#define EXTRACT_IFMT_BGEZ_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - SI f_offset; \ - unsigned int length; -#define EXTRACT_IFMT_BGEZ_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4)))); \ - -#define EXTRACT_IFMT_JALR_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_JALR_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_JR_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_JR_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_LB_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_imm; \ - unsigned int length; -#define EXTRACT_IFMT_LB_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \ - -#define EXTRACT_IFMT_LUI_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_imm; \ - unsigned int length; -#define EXTRACT_IFMT_LUI_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \ - -#define EXTRACT_IFMT_BREAK_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_BREAK_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_SYSCALL_VARS \ - UINT f_opcode; \ - UINT f_excode; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_SYSCALL_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_excode = EXTRACT_LSB0_UINT (insn, 32, 25, 20); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_ANDOUI_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_imm; \ - unsigned int length; -#define EXTRACT_IFMT_ANDOUI_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \ - -#define EXTRACT_IFMT_MRGB_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_10; \ - UINT f_mask; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_MRGB_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_10 = EXTRACT_LSB0_UINT (insn, 32, 10, 1); \ - f_mask = EXTRACT_LSB0_UINT (insn, 32, 9, 4); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_BC0F_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - SI f_offset; \ - unsigned int length; -#define EXTRACT_IFMT_BC0F_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4)))); \ - -#define EXTRACT_IFMT_CFC0_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_10_11; \ - unsigned int length; -#define EXTRACT_IFMT_CFC0_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_10_11 = EXTRACT_LSB0_UINT (insn, 32, 10, 11); \ - -#define EXTRACT_IFMT_CHKHDR_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_CHKHDR_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_LULCK_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_rd; \ - UINT f_shamt; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_LULCK_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \ - f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_PKRLR1_VARS \ - UINT f_opcode; \ - UINT f_rs; \ - UINT f_rt; \ - UINT f_count; \ - UINT f_index; \ - unsigned int length; -#define EXTRACT_IFMT_PKRLR1_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \ - f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \ - f_count = EXTRACT_LSB0_UINT (insn, 32, 15, 7); \ - f_index = EXTRACT_LSB0_UINT (insn, 32, 8, 9); \ - -#define EXTRACT_IFMT_RFE_VARS \ - UINT f_opcode; \ - UINT f_25; \ - UINT f_24_19; \ - UINT f_func; \ - unsigned int length; -#define EXTRACT_IFMT_RFE_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_25 = EXTRACT_LSB0_UINT (insn, 32, 25, 1); \ - f_24_19 = EXTRACT_LSB0_UINT (insn, 32, 24, 19); \ - f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \ - -#define EXTRACT_IFMT_J_VARS \ - UINT f_opcode; \ - UINT f_rsrvd; \ - USI f_jtarg; \ - unsigned int length; -#define EXTRACT_IFMT_J_CODE \ - length = 4; \ - f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \ - f_rsrvd = EXTRACT_LSB0_UINT (insn, 32, 25, 10); \ - f_jtarg = ((((pc) & (0xf0000000))) | (((EXTRACT_LSB0_UINT (insn, 32, 15, 16)) << (2)))); \ - -/* Collection of various things for the trace handler to use. */ - -typedef struct trace_record { - IADDR pc; - /* FIXME:wip */ -} TRACE_RECORD; - -#endif /* CPU_IQ2000BF_H */ |