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author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
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committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /sim/v850/sim-main.h | |
parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
download | gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.bz2 |
Initial creation of sourceware repository
Diffstat (limited to 'sim/v850/sim-main.h')
-rw-r--r-- | sim/v850/sim-main.h | 470 |
1 files changed, 0 insertions, 470 deletions
diff --git a/sim/v850/sim-main.h b/sim/v850/sim-main.h deleted file mode 100644 index 5f08889..0000000 --- a/sim/v850/sim-main.h +++ /dev/null @@ -1,470 +0,0 @@ -#define WITH_CORE -#define WITH_MODULO_MEMORY 1 -#define WITH_WATCHPOINTS 1 -#define WITH_TARGET_WORD_MSB 31 - -#include "sim-basics.h" - -#include <signal.h> -typedef address_word sim_cia; - - -/* This simulator doesn't cache state */ -#define SIM_ENGINE_HALT_HOOK(sd,last_cpu,cia) while (0) -#define SIM_ENGINE_RESTART_HOOK(sd,last_cpu,cia) while (0) - -/* Get the number of instructions. FIXME: must be a more elegant way - of doing this. */ -#include "itable.h" -#define MAX_INSNS (nr_itable_entries) -#define INSN_NAME(i) itable[(i)].name - -#include "sim-base.h" - -#include "simops.h" -#include "bfd.h" - - -typedef signed8 int8; -typedef unsigned8 uint8; -typedef signed16 int16; -typedef unsigned16 uint16; -typedef signed32 int32; -typedef unsigned32 uint32; -typedef unsigned32 reg_t; - - -/* The current state of the processor; registers, memory, etc. */ - -typedef struct _v850_regs { - reg_t regs[32]; /* general-purpose registers */ - reg_t sregs[32]; /* system registers, including psw */ - reg_t pc; - int dummy_mem; /* where invalid accesses go */ -} v850_regs; - -struct _sim_cpu -{ - /* ... simulator specific members ... */ - v850_regs reg; - reg_t psw_mask; /* only allow non-reserved bits to be set */ - sim_event *pending_nmi; - /* ... base type ... */ - sim_cpu_base base; -}; - -#define CPU_CIA(CPU) ((CPU)->reg.pc) - -struct sim_state { - sim_cpu cpu[MAX_NR_PROCESSORS]; -#if (WITH_SMP) -#define STATE_CPU(sd,n) (&(sd)->cpu[n]) -#else -#define STATE_CPU(sd,n) (&(sd)->cpu[0]) -#endif -#if 0 - SIM_ADDR rom_size; - SIM_ADDR low_end; - SIM_ADDR high_start; - SIM_ADDR high_base; - void *mem; -#endif - sim_state_base base; -}; - -/* For compatibility, until all functions converted to passing - SIM_DESC as an argument */ -extern SIM_DESC simulator; - - -#define V850_ROM_SIZE 0x8000 -#define V850_LOW_END 0x200000 -#define V850_HIGH_START 0xffe000 - - -#define SIG_V850_EXIT -1 /* indication of a normal exit */ - - -/* Because we are still using the old semantic table, provide compat - macro's that store the instruction where the old simops expects - it. */ - -extern uint32 OP[4]; -#if 0 -OP[0] = inst & 0x1f; /* RRRRR -> reg1 */ -OP[1] = (inst >> 11) & 0x1f; /* rrrrr -> reg2 */ -OP[2] = (inst >> 16) & 0xffff; /* wwwww -> reg3 OR imm16 */ -OP[3] = inst; -#endif - -#define SAVE_1 \ -PC = cia; \ -OP[0] = instruction_0 & 0x1f; \ -OP[1] = (instruction_0 >> 11) & 0x1f; \ -OP[2] = 0; \ -OP[3] = instruction_0 - -#define COMPAT_1(CALL) \ -SAVE_1; \ -PC += (CALL); \ -nia = PC - -#define SAVE_2 \ -PC = cia; \ -OP[0] = instruction_0 & 0x1f; \ -OP[1] = (instruction_0 >> 11) & 0x1f; \ -OP[2] = instruction_1; \ -OP[3] = (instruction_1 << 16) | instruction_0 - -#define COMPAT_2(CALL) \ -SAVE_2; \ -PC += (CALL); \ -nia = PC - - -/* new */ -#define GR ((CPU)->reg.regs) -#define SR ((CPU)->reg.sregs) - -/* old */ -#define State (STATE_CPU (simulator, 0)->reg) -#define PC (State.pc) -#define SP (State.regs[3]) -#define EP (State.regs[30]) - -#define EIPC (State.sregs[0]) -#define EIPSW (State.sregs[1]) -#define FEPC (State.sregs[2]) -#define FEPSW (State.sregs[3]) -#define ECR (State.sregs[4]) -#define PSW (State.sregs[5]) -/* start-sanitize-v850e */ -#define CTPC (SR[16]) -#define CTPSW (SR[17]) -/* end-sanitize-v850e */ -#define DBPC (State.sregs[18]) -#define DBPSW (State.sregs[19]) -/* start-sanitize-v850e */ -#define CTBP (State.sregs[20]) -/* end-sanitize-v850e */ - -/* start-sanitize-v850eq */ -#define PSW_US BIT32 (8) -/* end-sanitize-v850eq */ -#define PSW_NP 0x80 -#define PSW_EP 0x40 -#define PSW_ID 0x20 -#define PSW_SAT 0x10 -#define PSW_CY 0x8 -#define PSW_OV 0x4 -#define PSW_S 0x2 -#define PSW_Z 0x1 - -#define SEXT3(x) ((((x)&0x7)^(~0x3))+0x4) - -/* sign-extend a 4-bit number */ -#define SEXT4(x) ((((x)&0xf)^(~0x7))+0x8) - -/* sign-extend a 5-bit number */ -#define SEXT5(x) ((((x)&0x1f)^(~0xf))+0x10) - -/* sign-extend a 9-bit number */ -#define SEXT9(x) ((((x)&0x1ff)^(~0xff))+0x100) - -/* sign-extend a 22-bit number */ -#define SEXT22(x) ((((x)&0x3fffff)^(~0x1fffff))+0x200000) - -/* sign extend a 40 bit number */ -#define SEXT40(x) ((((x) & UNSIGNED64 (0xffffffffff)) \ - ^ (~UNSIGNED64 (0x7fffffffff))) \ - + UNSIGNED64 (0x8000000000)) - -/* sign extend a 44 bit number */ -#define SEXT44(x) ((((x) & UNSIGNED64 (0xfffffffffff)) \ - ^ (~ UNSIGNED64 (0x7ffffffffff))) \ - + UNSIGNED64 (0x80000000000)) - -/* sign extend a 60 bit number */ -#define SEXT60(x) ((((x) & UNSIGNED64 (0xfffffffffffffff)) \ - ^ (~ UNSIGNED64 (0x7ffffffffffffff))) \ - + UNSIGNED64 (0x800000000000000)) - -/* No sign extension */ -#define NOP(x) (x) - -#define INC_ADDR(x,i) x = ((State.MD && x == MOD_E) ? MOD_S : (x)+(i)) - -#define RLW(x) load_mem (x, 4) - -#ifdef _WIN32 -#ifndef SIGTRAP -#define SIGTRAP 5 -#endif -#ifndef SIGQUIT -#define SIGQUIT 3 -#endif -#endif - -/* Function declarations. */ - -#define IMEM(EA) \ -sim_core_read_aligned_2 (STATE_CPU (sd, 0), \ - PC, sim_core_execute_map, (EA)) - -#define IMEM_IMMED(EA,N) \ -sim_core_read_aligned_2 (STATE_CPU (sd, 0), \ - PC, sim_core_execute_map, (EA) + (N) * 2) - -#define load_mem(ADDR,LEN) \ -sim_core_read_unaligned_##LEN (STATE_CPU (simulator, 0), \ - PC, sim_core_read_map, (ADDR)) - -#define store_mem(ADDR,LEN,DATA) \ -sim_core_write_unaligned_##LEN (STATE_CPU (simulator, 0), \ - PC, sim_core_write_map, (ADDR), (DATA)) - - -/* compare cccc field against PSW */ -int condition_met (unsigned code); - - -/* Debug/tracing calls */ - -enum op_types -{ - OP_UNKNOWN, - OP_NONE, - OP_TRAP, - OP_REG, - OP_REG_REG, - OP_REG_REG_CMP, - OP_REG_REG_MOVE, - OP_IMM_REG, - OP_IMM_REG_CMP, - OP_IMM_REG_MOVE, - OP_COND_BR, - OP_LOAD16, - OP_STORE16, - OP_LOAD32, - OP_STORE32, - OP_JUMP, - OP_IMM_REG_REG, - OP_UIMM_REG_REG, - OP_IMM16_REG_REG, - OP_UIMM16_REG_REG, - OP_BIT, - OP_EX1, - OP_EX2, - OP_LDSR, - OP_STSR, -/* start-sanitize-v850e */ - OP_BIT_CHANGE, - OP_REG_REG_REG, - OP_REG_REG3, -/* end-sanitize-v850e */ -/* start-sanitize-v850eq */ - OP_IMM_REG_REG_REG, - OP_PUSHPOP1, - OP_PUSHPOP2, - OP_PUSHPOP3, -/* end-sanitize-v850eq */ -}; - -#ifdef DEBUG -void trace_input PARAMS ((char *name, enum op_types type, int size)); -void trace_output PARAMS ((enum op_types result)); -void trace_result PARAMS ((int has_result, unsigned32 result)); - -extern int trace_num_values; -extern unsigned32 trace_values[]; -extern unsigned32 trace_pc; -extern const char *trace_name; -extern const char *trace_module; - -#define TRACE_ALU_INPUT0() \ -do { \ - if (TRACE_ALU_P (CPU)) { \ - trace_module = "alu"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_num_values = 0; \ - } \ -} while (0) - -#define TRACE_ALU_INPUT1(IN1) \ -do { \ - if (TRACE_ALU_P (CPU)) { \ - trace_module = "alu"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_values[0] = (IN1); \ - trace_num_values = 1; \ - } \ -} while (0) - -#define TRACE_ALU_INPUT2(IN1, IN2) \ -do { \ - if (TRACE_ALU_P (CPU)) { \ - trace_module = "alu"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_values[0] = (IN1); \ - trace_values[1] = (IN2); \ - trace_num_values = 2; \ - } \ -} while (0) - -#define TRACE_ALU_INPUT3(IN0, IN1, IN2) \ -do { \ - if (TRACE_ALU_P (CPU)) { \ - trace_module = "alu"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_values[0] = (IN0); \ - trace_values[1] = (IN1); \ - trace_values[2] = (IN2); \ - trace_num_values = 3; \ - } \ -} while (0) - -#define TRACE_ALU_RESULT(RESULT) \ -do { \ - if (TRACE_ALU_P (CPU)) { \ - trace_result (1, (RESULT)); \ - } \ -} while (0) - -#define TRACE_BRANCH0() \ -do { \ - if (TRACE_BRANCH_P (CPU)) { \ - trace_module = "branch"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_num_values = 0; \ - trace_result (1, (nia)); \ - } \ -} while (0) - -#define TRACE_BRANCH1(IN1) \ -do { \ - if (TRACE_BRANCH_P (CPU)) { \ - trace_module = "branch"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_values[0] = (IN1); \ - trace_num_values = 1; \ - trace_result (1, (nia)); \ - } \ -} while (0) - -#define TRACE_BRANCH2(IN1, IN2) \ -do { \ - if (TRACE_BRANCH_P (CPU)) { \ - trace_module = "branch"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_values[0] = (IN1); \ - trace_values[1] = (IN2); \ - trace_num_values = 2; \ - trace_result (1, (nia)); \ - } \ -} while (0) - -#define TRACE_BRANCH3(IN1, IN2, IN3) \ -do { \ - if (TRACE_BRANCH_P (CPU)) { \ - trace_module = "branch"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_values[0] = (IN1); \ - trace_values[1] = (IN2); \ - trace_values[2] = (IN3); \ - trace_num_values = 3; \ - trace_result (1, (nia)); \ - } \ -} while (0) - -#define TRACE_LD(ADDR,RESULT) \ -do { \ - if (TRACE_MEMORY_P (CPU)) { \ - trace_module = "memory"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_values[0] = (ADDR); \ - trace_num_values = 1; \ - trace_result (1, (RESULT)); \ - } \ -} while (0) - -/* start-sanitize-v850e */ -#define TRACE_LD_NAME(NAME, ADDR,RESULT) \ -do { \ - if (TRACE_MEMORY_P (CPU)) { \ - trace_module = "memory"; \ - trace_pc = cia; \ - trace_name = (NAME); \ - trace_values[0] = (ADDR); \ - trace_num_values = 1; \ - trace_result (1, (RESULT)); \ - } \ -} while (0) - -/* end-sanitize-v850e */ -#define TRACE_ST(ADDR,RESULT) \ -do { \ - if (TRACE_MEMORY_P (CPU)) { \ - trace_module = "memory"; \ - trace_pc = cia; \ - trace_name = itable[MY_INDEX].name; \ - trace_values[0] = (ADDR); \ - trace_num_values = 1; \ - trace_result (1, (RESULT)); \ - } \ -} while (0) - -#else -#define trace_input(NAME, IN1, IN2) -#define trace_output(RESULT) -#define trace_result(HAS_RESULT, RESULT) - -#define TRACE_ALU_INPUT0() -#define TRACE_ALU_INPUT1(IN0) -#define TRACE_ALU_INPUT2(IN0, IN1) -#define TRACE_ALU_INPUT2(IN0, IN1) -#define TRACE_ALU_INPUT2(IN0, IN1 INS2) -#define TRACE_ALU_RESULT(RESULT) - -#define TRACE_BRANCH0() -#define TRACE_BRANCH1(IN1) -#define TRACE_BRANCH2(IN1, IN2) -#define TRACE_BRANCH2(IN1, IN2, IN3) - -#define TRACE_LD(ADDR,RESULT) -#define TRACE_ST(ADDR,RESULT) - -#endif - - -/* start-sanitize-v850eq */ -extern void divun ( unsigned int N, - unsigned long int als, - unsigned long int sfi, - unsigned long int * quotient_ptr, - unsigned long int * remainder_ptr, - boolean * overflow_ptr - ); -extern void divn ( unsigned int N, - unsigned long int als, - unsigned long int sfi, - signed long int * quotient_ptr, - signed long int * remainder_ptr, - boolean * overflow_ptr - ); -/* end-sanitize-v850eq */ -/* start-sanitize-v850e */ -extern int type1_regs[]; -extern int type2_regs[]; -/* end-sanitize-v850e */ -/* start-sanitize-v850eq */ -extern int type3_regs[]; -/* end-sanitize-v850eq */ |