2653 lines
42 KiB
C
2653 lines
42 KiB
C
/* Copyright (C) 2016 Jeremiah Orians
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* This file is part of stage0.
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*
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* stage0 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* stage0 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with stage0. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "vm.h"
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uint32_t performance_counter;
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#ifdef TRACE
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void record_trace(char* c);
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void print_traces();
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#endif
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/* Allocate and intialize memory/state */
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struct lilith* create_vm(size_t size)
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{
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performance_counter = 0;
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struct lilith* vm;
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vm = calloc(1, sizeof(struct lilith));
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vm->memory = calloc(size, sizeof(uint8_t));
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vm->amount_of_Ram = size;
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vm->halted = false;
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vm->exception = false;
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return vm;
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}
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/* Free up the memory we previously allocated */
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void destroy_vm(struct lilith* vm)
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{
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free(vm->memory);
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free(vm);
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}
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/* Validate Memory Addresses*/
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void outside_of_world(struct lilith* vm, uint32_t place, char* message)
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{
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if(vm->amount_of_Ram <= place)
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{
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fprintf(stderr, "Invalid state reached after: %i instructions\n", performance_counter);
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fprintf(stderr, "%i: %s\n", place, message);
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vm->halted = true;
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#ifdef TRACE
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record_trace("HALT");
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print_traces();
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#endif
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exit(EXIT_FAILURE);
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}
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}
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/* Deal with 4OP */
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void decode_4OP(struct Instruction* c)
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{
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c->raw_XOP = c->raw1;
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c->XOP[0] = c->operation[2];
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c->XOP[1] = c->operation[3];
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c->raw_Immediate = 0;
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c->reg0 = c->raw2/16;
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c->reg1 = c->raw2%16;
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c->reg2 = c->raw3/16;
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c->reg3 = c->raw3%16;
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}
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/* Deal with 3OP */
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void decode_3OP(struct Instruction* c)
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{
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c->raw_XOP = c->raw1*0x10 + c->raw2/16;
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c->XOP[0] = c->operation[2];
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c->XOP[1] = c->operation[3];
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c->XOP[2] = c->operation[4];
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c->raw_Immediate = 0;
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c->reg0 = c->raw2%16;
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c->reg1 = c->raw3/16;
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c->reg2 = c->raw3%16;
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}
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/* Deal with 2OP */
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void decode_2OP(struct Instruction* c)
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{
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c->raw_XOP = c->raw1*0x100 + c->raw2;
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c->XOP[0] = c->operation[2];
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c->XOP[1] = c->operation[3];
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c->XOP[2] = c->operation[4];
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c->XOP[3] = c->operation[5];
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c->raw_Immediate = 0;
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c->reg0 = c->raw3/16;
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c->reg1 = c->raw3%16;
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}
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/* Deal with 1OP */
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void decode_1OP(struct Instruction* c)
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{
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c->raw_XOP = c->raw1*0x1000 + c->raw2*0x10 + c->raw3/16;
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c->XOP[0] = c->operation[2];
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c->XOP[1] = c->operation[3];
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c->XOP[2] = c->operation[4];
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c->XOP[3] = c->operation[5];
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c->XOP[4] = c->operation[6];
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c->raw_Immediate = 0;
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c->reg0 = c->raw3%16;
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}
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/* Deal with 2OPI */
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void decode_2OPI(struct Instruction* c)
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{
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c->raw_Immediate = c->raw2*0x100 + c->raw3;
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c->Immediate[0] = c->operation[4];
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c->Immediate[1] = c->operation[5];
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c->Immediate[2] = c->operation[6];
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c->Immediate[3] = c->operation[7];
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c->reg0 = c->raw1/16;
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c->reg1 = c->raw1%16;
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}
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/* Deal with 1OPI */
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void decode_1OPI(struct Instruction* c)
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{
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c->raw_Immediate = c->raw2*0x100 + c->raw3;
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c->Immediate[0] = c->operation[4];
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c->Immediate[1] = c->operation[5];
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c->Immediate[2] = c->operation[6];
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c->Immediate[3] = c->operation[7];
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c->HAL_CODE = 0;
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c->raw_XOP = c->raw1/16;
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c->XOP[0] = c->operation[2];
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c->reg0 = c->raw1%16;
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}
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/* Deal with 0OPI */
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void decode_0OPI(struct Instruction* c)
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{
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c->raw_Immediate = c->raw2*0x100 + c->raw3;
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c->Immediate[0] = c->operation[4];
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c->Immediate[1] = c->operation[5];
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c->Immediate[2] = c->operation[6];
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c->Immediate[3] = c->operation[7];
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c->HAL_CODE = 0;
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c->raw_XOP = c->raw1;
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c->XOP[0] = c->operation[2];
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c->XOP[1] = c->operation[3];
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}
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/* Deal with Halcode */
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void decode_HALCODE(struct Instruction* c)
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{
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c->HAL_CODE = c->raw1*0x10000 + c->raw2*0x100 + c->raw3;
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}
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/* Useful unpacking functions */
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void unpack_byte(uint8_t a, char* c)
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{
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char table[16] = {0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46};
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c[0] = table[a / 16];
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c[1] = table[a % 16];
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}
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/* Unpack the full instruction */
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void unpack_instruction(struct Instruction* c)
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{
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unpack_byte(c->raw0, &(c->operation[0]));
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unpack_byte(c->raw1, &(c->operation[2]));
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unpack_byte(c->raw2, &(c->operation[4]));
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unpack_byte(c->raw3, &(c->operation[6]));
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c->opcode[0] = c->operation[0];
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c->opcode[1] = c->operation[1];
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}
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/* Load instruction addressed at IP */
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void read_instruction(struct lilith* vm, struct Instruction *current)
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{
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memset(current, 0, sizeof(struct Instruction));
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/* Store IP for debugging */
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current->ip = vm->ip;
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outside_of_world(vm, current->ip, "READ Instruction outside of World");
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/* Read the actual bytes and increment the IP */
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current->raw0 = (uint8_t)vm->memory[vm->ip];
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vm->ip = vm->ip + 1;
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current->raw1 = (uint8_t)vm->memory[vm->ip];
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vm->ip = vm->ip + 1;
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current->raw2 = (uint8_t)vm->memory[vm->ip];
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vm->ip = vm->ip + 1;
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current->raw3 = (uint8_t)vm->memory[vm->ip];
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vm->ip = vm->ip + 1;
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unpack_instruction(current);
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}
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/* Process HALCODE instructions */
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bool eval_HALCODE(struct lilith* vm, struct Instruction* c)
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{
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#ifdef DEBUG
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char Name[20] = "ILLEGAL_HALCODE";
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#endif
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switch(c->HAL_CODE)
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{
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case 0x100000: /* fopen_read */
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{
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#ifdef DEBUG
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strncpy(Name, "FOPEN_READ", 19);
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#elif TRACE
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record_trace("FOPEN_READ");
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#endif
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vm_FOPEN_READ(vm);
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break;
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}
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case 0x100001: /* fopen_write */
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{
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#ifdef DEBUG
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strncpy(Name, "FOPEN_WRITE", 19);
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#elif TRACE
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record_trace("FOPEN_WRITE");
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#endif
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vm_FOPEN_WRITE(vm);
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break;
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}
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case 0x100002: /* fclose */
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{
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#ifdef DEBUG
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strncpy(Name, "FCLOSE", 19);
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#elif TRACE
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record_trace("FCLOSE");
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#endif
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vm_FCLOSE(vm);
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break;
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}
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case 0x100003: /* rewind */
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{
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#ifdef DEBUG
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strncpy(Name, "REWIND", 19);
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#elif TRACE
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record_trace("REWIND");
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#endif
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vm_REWIND(vm);
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break;
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}
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case 0x100004: /* fseek */
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{
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#ifdef DEBUG
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strncpy(Name, "FSEEK", 19);
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#elif TRACE
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record_trace("FSEEK");
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#endif
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vm_FSEEK(vm);
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break;
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}
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case 0x100100: /* fgetc */
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{
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#ifdef DEBUG
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strncpy(Name, "FGETC", 19);
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#elif TRACE
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record_trace("FGETC");
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#endif
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vm_FGETC(vm);
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break;
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}
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case 0x100200: /* fputc */
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{
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#ifdef DEBUG
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strncpy(Name, "FPUTC", 19);
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#elif TRACE
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record_trace("FPUTC");
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#endif
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vm_FPUTC(vm);
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break;
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}
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default: return true;
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}
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#ifdef DEBUG
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fprintf(stdout, "# %s\n", Name);
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#endif
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return false;
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}
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/* Process 4OP Integer instructions */
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bool eval_4OP_Int(struct lilith* vm, struct Instruction* c)
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{
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#ifdef DEBUG
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char Name[20] = "ILLEGAL_4OP";
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#endif
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switch(c->raw_XOP)
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{
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case 0x00: /* ADD.CI */
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{
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#ifdef DEBUG
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strncpy(Name, "ADD.CI", 19);
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#elif TRACE
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record_trace("ADD.CI");
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#endif
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ADD_CI(vm, c);
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break;
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}
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case 0x01: /* ADD.CO */
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{
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#ifdef DEBUG
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strncpy(Name, "ADD.CO", 19);
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#elif TRACE
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record_trace("ADD.CO");
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#endif
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ADD_CO(vm, c);
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break;
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}
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case 0x02: /* ADD.CIO */
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{
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#ifdef DEBUG
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strncpy(Name, "ADD.CIO", 19);
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#elif TRACE
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record_trace("ADD.CIO");
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#endif
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ADD_CIO(vm, c);
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break;
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}
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case 0x03: /* ADDU.CI */
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{
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#ifdef DEBUG
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strncpy(Name, "ADDU.CI", 19);
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#elif TRACE
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record_trace("ADDU.CI");
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#endif
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ADDU_CI(vm, c);
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break;
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}
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case 0x04: /* ADDU.CO */
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{
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#ifdef DEBUG
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strncpy(Name, "ADDU.CO", 19);
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#elif TRACE
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record_trace("ADDU.CO");
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#endif
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ADDU_CO(vm, c);
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break;
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}
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case 0x05: /* ADDU.CIO */
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{
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#ifdef DEBUG
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strncpy(Name, "ADDU.CIO", 19);
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#elif TRACE
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record_trace("ADDU.CIO");
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#endif
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ADDU_CIO(vm, c);
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break;
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}
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case 0x06: /* SUB.BI */
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{
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#ifdef DEBUG
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strncpy(Name, "SUB.BI", 19);
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#elif TRACE
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record_trace("SUB.BI");
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#endif
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SUB_BI(vm, c);
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break;
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}
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case 0x07: /* SUB.BO */
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{
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#ifdef DEBUG
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strncpy(Name, "SUB.BO", 19);
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#elif TRACE
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record_trace("SUB.BO");
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#endif
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SUB_BO(vm, c);
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break;
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}
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case 0x08: /* SUB.BIO */
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{
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#ifdef DEBUG
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strncpy(Name, "SUB.BIO", 19);
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#elif TRACE
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record_trace("SUB.BIO");
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#endif
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SUB_BIO(vm, c);
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break;
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}
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case 0x09: /* SUBU.BI */
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{
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#ifdef DEBUG
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strncpy(Name, "SUBU.BI", 19);
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#elif TRACE
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record_trace("SUBU.BI");
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#endif
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SUBU_BI(vm, c);
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break;
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}
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case 0x0A: /* SUBU.BO */
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{
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#ifdef DEBUG
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strncpy(Name, "SUBU.BO", 19);
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#elif TRACE
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record_trace("SUBU.BO");
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#endif
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SUBU_BO(vm, c);
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break;
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}
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case 0x0B: /* SUBU.BIO */
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{
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#ifdef DEBUG
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strncpy(Name, "SUBU.BIO", 19);
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#elif TRACE
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record_trace("SUBU.BIO");
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#endif
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SUBU_BIO(vm, c);
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break;
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}
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case 0x0C: /* MULTIPLY */
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{
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#ifdef DEBUG
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strncpy(Name, "MULTIPLY", 19);
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#elif TRACE
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record_trace("MULTIPLY");
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#endif
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MULTIPLY(vm, c);
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break;
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}
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case 0x0D: /* MULTIPLYU */
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{
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#ifdef DEBUG
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strncpy(Name, "MULTIPLYU", 19);
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#elif TRACE
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record_trace("MULTIPLYU");
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#endif
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MULTIPLYU(vm, c);
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break;
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}
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case 0x0E: /* DIVIDE */
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{
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#ifdef DEBUG
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strncpy(Name, "DIVIDE", 19);
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#elif TRACE
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record_trace("DIVIDE");
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#endif
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DIVIDE(vm, c);
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break;
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}
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case 0x0F: /* DIVIDEU */
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{
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#ifdef DEBUG
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strncpy(Name, "DIVIDEU", 19);
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#elif TRACE
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record_trace("DIVIDEU");
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#endif
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DIVIDEU(vm, c);
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break;
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}
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case 0x10: /* MUX */
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{
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#ifdef DEBUG
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strncpy(Name, "MUX", 19);
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#elif TRACE
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record_trace("MUX");
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#endif
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MUX(vm, c);
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break;
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}
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case 0x11: /* NMUX */
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{
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#ifdef DEBUG
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strncpy(Name, "NMUX", 19);
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#elif TRACE
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record_trace("NMUX");
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#endif
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NMUX(vm, c);
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break;
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}
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case 0x12: /* SORT */
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{
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#ifdef DEBUG
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strncpy(Name, "SORT", 19);
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#elif TRACE
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record_trace("SORT");
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#endif
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SORT(vm, c);
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break;
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}
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case 0x13: /* SORTU */
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{
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#ifdef DEBUG
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strncpy(Name, "SORTU", 19);
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#elif TRACE
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record_trace("SORTU");
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#endif
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SORTU(vm, c);
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break;
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}
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default: return true;
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}
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#ifdef DEBUG
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fprintf(stdout, "# %s reg%u reg%u reg%u reg%u\n", Name, c->reg0, c->reg1, c->reg2, c->reg3);
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#endif
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return false;
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}
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|
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/* Process 3OP Integer instructions */
|
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bool eval_3OP_Int(struct lilith* vm, struct Instruction* c)
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{
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#ifdef DEBUG
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char Name[20] = "ILLEGAL_3OP";
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#endif
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|
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switch(c->raw_XOP)
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{
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case 0x000: /* ADD */
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{
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#ifdef DEBUG
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strncpy(Name, "ADD", 19);
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#elif TRACE
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record_trace("ADD");
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#endif
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ADD(vm, c);
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break;
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}
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case 0x001: /* ADDU */
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{
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#ifdef DEBUG
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strncpy(Name, "ADDU", 19);
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#elif TRACE
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record_trace("ADDU");
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#endif
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ADDU(vm, c);
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break;
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}
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case 0x002: /* SUB */
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{
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#ifdef DEBUG
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|
strncpy(Name, "SUB", 19);
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#elif TRACE
|
|
record_trace("SUB");
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#endif
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SUB(vm, c);
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break;
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}
|
|
case 0x003: /* SUBU */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SUBU", 19);
|
|
#elif TRACE
|
|
record_trace("SUBU");
|
|
#endif
|
|
|
|
SUBU(vm, c);
|
|
break;
|
|
}
|
|
case 0x004: /* CMP */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMP", 19);
|
|
#elif TRACE
|
|
record_trace("CMP");
|
|
#endif
|
|
|
|
CMP(vm, c);
|
|
break;
|
|
}
|
|
case 0x005: /* CMPU */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPU", 19);
|
|
#elif TRACE
|
|
record_trace("CMPU");
|
|
#endif
|
|
|
|
CMPU(vm, c);
|
|
break;
|
|
}
|
|
case 0x006: /* MUL */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MUL", 19);
|
|
#elif TRACE
|
|
record_trace("MUL");
|
|
#endif
|
|
|
|
MUL(vm, c);
|
|
break;
|
|
}
|
|
case 0x007: /* MULH */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MULH", 19);
|
|
#elif TRACE
|
|
record_trace("MULH");
|
|
#endif
|
|
|
|
MULH(vm, c);
|
|
break;
|
|
}
|
|
case 0x008: /* MULU */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MULU", 19);
|
|
#elif TRACE
|
|
record_trace("MULU");
|
|
#endif
|
|
|
|
MULU(vm, c);
|
|
break;
|
|
}
|
|
case 0x009: /* MULUH */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MULUH", 19);
|
|
#elif TRACE
|
|
record_trace("MULUH");
|
|
#endif
|
|
|
|
MULUH(vm, c);
|
|
break;
|
|
}
|
|
case 0x00A: /* DIV */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "DIV", 19);
|
|
#elif TRACE
|
|
record_trace("DIV");
|
|
#endif
|
|
|
|
DIV(vm, c);
|
|
break;
|
|
}
|
|
case 0x00B: /* MOD */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MOD", 19);
|
|
#elif TRACE
|
|
record_trace("MOD");
|
|
#endif
|
|
|
|
MOD(vm, c);
|
|
break;
|
|
}
|
|
case 0x00C: /* DIVU */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "DIVU", 19);
|
|
#elif TRACE
|
|
record_trace("DIVU");
|
|
#endif
|
|
|
|
DIVU(vm, c);
|
|
break;
|
|
}
|
|
case 0x00D: /* MODU */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MODU", 19);
|
|
#elif TRACE
|
|
record_trace("MODU");
|
|
#endif
|
|
|
|
MODU(vm, c);
|
|
break;
|
|
}
|
|
case 0x010: /* MAX */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MAX", 19);
|
|
#elif TRACE
|
|
record_trace("MAX");
|
|
#endif
|
|
|
|
MAX(vm, c);
|
|
break;
|
|
}
|
|
case 0x011: /* MAXU */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MAXU", 19);
|
|
#elif TRACE
|
|
record_trace("MAXU");
|
|
#endif
|
|
|
|
MAXU(vm, c);
|
|
break;
|
|
}
|
|
case 0x012: /* MIN */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MIN", 19);
|
|
#elif TRACE
|
|
record_trace("MIN");
|
|
#endif
|
|
|
|
MIN(vm, c);
|
|
break;
|
|
}
|
|
case 0x013: /* MINU */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MINU", 19);
|
|
#elif TRACE
|
|
record_trace("MINU");
|
|
#endif
|
|
|
|
MINU(vm, c);
|
|
break;
|
|
}
|
|
case 0x014: /* PACK */
|
|
case 0x015: /* UNPACK */
|
|
case 0x016: /* PACK8.CO */
|
|
case 0x017: /* PACK8U.CO */
|
|
case 0x018: /* PACK16.CO */
|
|
case 0x019: /* PACK16U.CO */
|
|
case 0x01A: /* PACK32.CO */
|
|
case 0x01B: /* PACK32U.CO */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "ILLEGAL INSTRUCTION", 19);
|
|
#elif TRACE
|
|
record_trace("ILLEGAL_INSTRUCTION");
|
|
#endif
|
|
|
|
exit(EXIT_FAILURE);
|
|
break;
|
|
}
|
|
case 0x020: /* AND */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "AND", 19);
|
|
#elif TRACE
|
|
record_trace("AND");
|
|
#endif
|
|
|
|
AND(vm, c);
|
|
break;
|
|
}
|
|
case 0x021: /* OR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "OR", 19);
|
|
#elif TRACE
|
|
record_trace("OR");
|
|
#endif
|
|
|
|
OR(vm, c);
|
|
break;
|
|
}
|
|
case 0x022: /* XOR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "XOR", 19);
|
|
#elif TRACE
|
|
record_trace("XOR");
|
|
#endif
|
|
|
|
XOR(vm, c);
|
|
break;
|
|
}
|
|
case 0x023: /* NAND */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "NAND", 19);
|
|
#elif TRACE
|
|
record_trace("NAND");
|
|
#endif
|
|
|
|
NAND(vm, c);
|
|
break;
|
|
}
|
|
case 0x024: /* NOR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "NOR", 19);
|
|
#elif TRACE
|
|
record_trace("NOR");
|
|
#endif
|
|
|
|
NOR(vm, c);
|
|
break;
|
|
}
|
|
case 0x025: /* XNOR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "XNOR", 19);
|
|
#elif TRACE
|
|
record_trace("XNOR");
|
|
#endif
|
|
|
|
XNOR(vm, c);
|
|
break;
|
|
}
|
|
case 0x026: /* MPQ */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MPQ", 19);
|
|
#elif TRACE
|
|
record_trace("MPQ");
|
|
#endif
|
|
|
|
MPQ(vm, c);
|
|
break;
|
|
}
|
|
case 0x027: /* LPQ */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LPQ", 19);
|
|
#elif TRACE
|
|
record_trace("LPQ");
|
|
#endif
|
|
|
|
LPQ(vm, c);
|
|
break;
|
|
}
|
|
case 0x028: /* CPQ */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CPQ", 19);
|
|
#elif TRACE
|
|
record_trace("CPQ");
|
|
#endif
|
|
|
|
CPQ(vm, c);
|
|
break;
|
|
}
|
|
case 0x029: /* BPQ */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "BPQ", 19);
|
|
#elif TRACE
|
|
record_trace("BPQ");
|
|
#endif
|
|
|
|
BPQ(vm, c);
|
|
break;
|
|
}
|
|
case 0x030: /* SAL */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SAL", 19);
|
|
#elif TRACE
|
|
record_trace("SAL");
|
|
#endif
|
|
|
|
SAL(vm, c);
|
|
break;
|
|
}
|
|
case 0x031: /* SAR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SAR", 19);
|
|
#elif TRACE
|
|
record_trace("SAR");
|
|
#endif
|
|
|
|
SAR(vm, c);
|
|
break;
|
|
}
|
|
case 0x032: /* SL0 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SL0", 19);
|
|
#elif TRACE
|
|
record_trace("SL0");
|
|
#endif
|
|
|
|
SL0(vm, c);
|
|
break;
|
|
}
|
|
case 0x033: /* SR0 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SR0", 19);
|
|
#elif TRACE
|
|
record_trace("SR0");
|
|
#endif
|
|
|
|
SR0(vm, c);
|
|
break;
|
|
}
|
|
case 0x034: /* SL1 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SL1", 19);
|
|
#elif TRACE
|
|
record_trace("SL1");
|
|
#endif
|
|
|
|
SL1(vm, c);
|
|
break;
|
|
}
|
|
case 0x035: /* SR1 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SR1", 19);
|
|
#elif TRACE
|
|
record_trace("SR1");
|
|
#endif
|
|
|
|
SR1(vm, c);
|
|
break;
|
|
}
|
|
case 0x036: /* ROL */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "ROL", 19);
|
|
#elif TRACE
|
|
record_trace("ROL");
|
|
#endif
|
|
|
|
ROL(vm, c);
|
|
break;
|
|
}
|
|
case 0x037: /* ROR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "ROR", 19);
|
|
#elif TRACE
|
|
record_trace("ROR");
|
|
#endif
|
|
|
|
ROR(vm, c);
|
|
break;
|
|
}
|
|
case 0x038: /* LOADX */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADX", 19);
|
|
#elif TRACE
|
|
record_trace("LOADX");
|
|
#endif
|
|
|
|
LOADX(vm, c);
|
|
break;
|
|
}
|
|
case 0x039: /* LOADX8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADX8", 19);
|
|
#elif TRACE
|
|
record_trace("LOADX8");
|
|
#endif
|
|
|
|
LOADX8(vm, c);
|
|
break;
|
|
}
|
|
case 0x03A: /* LOADXU8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADXU8", 19);
|
|
#elif TRACE
|
|
record_trace("LOADXU8");
|
|
#endif
|
|
|
|
LOADXU8(vm, c);
|
|
break;
|
|
}
|
|
case 0x03B: /* LOADX16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADX16", 19);
|
|
#elif TRACE
|
|
record_trace("LOADX16");
|
|
#endif
|
|
|
|
LOADX16(vm, c);
|
|
break;
|
|
}
|
|
case 0x03C: /* LOADXU16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADXU16", 19);
|
|
#elif TRACE
|
|
record_trace("LOADXU16");
|
|
#endif
|
|
|
|
LOADXU16(vm, c);
|
|
break;
|
|
}
|
|
case 0x03D: /* LOADX32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADX32", 19);
|
|
#elif TRACE
|
|
record_trace("LOADX32");
|
|
#endif
|
|
|
|
LOADX32(vm, c);
|
|
break;
|
|
}
|
|
case 0x03E: /* LOADXU32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADXU32", 19);
|
|
#elif TRACE
|
|
record_trace("LOADXU32");
|
|
#endif
|
|
|
|
LOADXU32(vm, c);
|
|
break;
|
|
}
|
|
case 0x048: /* STOREX */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STOREX", 19);
|
|
#elif TRACE
|
|
record_trace("STOREX");
|
|
#endif
|
|
|
|
STOREX(vm, c);
|
|
break;
|
|
}
|
|
case 0x049: /* STOREX8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STOREX8", 19);
|
|
#elif TRACE
|
|
record_trace("STOREX8");
|
|
#endif
|
|
|
|
STOREX8(vm, c);
|
|
break;
|
|
}
|
|
case 0x04A: /* STOREX16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STOREX16", 19);
|
|
#elif TRACE
|
|
record_trace("STOREX16");
|
|
#endif
|
|
|
|
STOREX16(vm, c);
|
|
break;
|
|
}
|
|
case 0x04B: /* STOREX32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STOREX32", 19);
|
|
#elif TRACE
|
|
record_trace("STOREX32");
|
|
#endif
|
|
|
|
STOREX32(vm, c);
|
|
break;
|
|
}
|
|
case 0x050: /* CMPJUMP.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMP.G", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMP.G");
|
|
#endif
|
|
|
|
CMPJUMP_G(vm, c);
|
|
break;
|
|
}
|
|
case 0x051: /* CMPJUMP.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMP.GE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMP.GE");
|
|
#endif
|
|
|
|
CMPJUMP_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0x052: /* CMPJUMP.E */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMP.E", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMP.E");
|
|
#endif
|
|
|
|
CMPJUMP_E(vm, c);
|
|
break;
|
|
}
|
|
case 0x053: /* CMPJUMP.NE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMP.NE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMP.NE");
|
|
#endif
|
|
|
|
CMPJUMP_NE(vm, c);
|
|
break;
|
|
}
|
|
case 0x054: /* CMPJUMP.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMP.LE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMP.LE");
|
|
#endif
|
|
|
|
CMPJUMP_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0x055: /* CMPJUMP.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMP.L", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMP.L");
|
|
#endif
|
|
|
|
CMPJUMP_L(vm, c);
|
|
break;
|
|
}
|
|
case 0x060: /* CMPJUMPU.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPU.G", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPU.G");
|
|
#endif
|
|
|
|
CMPJUMPU_G(vm, c);
|
|
break;
|
|
}
|
|
case 0x061: /* CMPJUMPU.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPU.GE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPU.GE");
|
|
#endif
|
|
|
|
CMPJUMPU_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0x064: /* CMPJUMPU.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPU.LE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPU.LE");
|
|
#endif
|
|
|
|
CMPJUMPU_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0x065: /* CMPJUMPU.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPU.L", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPU.L");
|
|
#endif
|
|
|
|
CMPJUMPU_L(vm, c);
|
|
break;
|
|
}
|
|
default: return true;
|
|
}
|
|
#ifdef DEBUG
|
|
fprintf(stdout, "# %s reg%u reg%u reg%u\n", Name, c->reg0, c->reg1, c->reg2);
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
/* Process 2OP Integer instructions */
|
|
bool eval_2OP_Int(struct lilith* vm, struct Instruction* c)
|
|
{
|
|
#ifdef DEBUG
|
|
char Name[20] = "ILLEGAL_2OP";
|
|
#endif
|
|
|
|
switch(c->raw_XOP)
|
|
{
|
|
case 0x0000: /* NEG */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "NEG", 19);
|
|
#elif TRACE
|
|
record_trace("NEG");
|
|
#endif
|
|
|
|
NEG(vm, c);
|
|
break;
|
|
}
|
|
case 0x0001: /* ABS */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "ABS", 19);
|
|
#elif TRACE
|
|
record_trace("ABS");
|
|
#endif
|
|
|
|
ABS(vm, c);
|
|
break;
|
|
}
|
|
case 0x0002: /* NABS */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "NABS", 19);
|
|
#elif TRACE
|
|
record_trace("NABS");
|
|
#endif
|
|
|
|
NABS(vm, c);
|
|
break;
|
|
}
|
|
case 0x0003: /* SWAP */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SWAP", 19);
|
|
#elif TRACE
|
|
record_trace("SWAP");
|
|
#endif
|
|
|
|
SWAP(vm, c);
|
|
break;
|
|
}
|
|
case 0x0004: /* COPY */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "COPY", 19);
|
|
#elif TRACE
|
|
record_trace("COPY");
|
|
#endif
|
|
|
|
COPY(vm, c);
|
|
break;
|
|
}
|
|
case 0x0005: /* MOVE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "MOVE", 19);
|
|
#elif TRACE
|
|
record_trace("MOVE");
|
|
#endif
|
|
|
|
MOVE(vm, c);
|
|
break;
|
|
}
|
|
case 0x0006: /* NOT */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "NOT", 19);
|
|
#elif TRACE
|
|
record_trace("NOT");
|
|
#endif
|
|
|
|
NOT(vm, c);
|
|
break;
|
|
}
|
|
case 0x0100: /* BRANCH */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "BRANCH", 19);
|
|
#elif TRACE
|
|
record_trace("BRANCH");
|
|
#endif
|
|
|
|
BRANCH(vm, c);
|
|
break;
|
|
}
|
|
case 0x0101: /* CALL */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CALL", 19);
|
|
#elif TRACE
|
|
record_trace("CALL");
|
|
#endif
|
|
|
|
CALL(vm, c);
|
|
break;
|
|
}
|
|
case 0x0200: /* PUSHR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "PUSHR", 19);
|
|
#elif TRACE
|
|
record_trace("PUSHR");
|
|
#endif
|
|
|
|
PUSHR(vm, c);
|
|
break;
|
|
}
|
|
case 0x0201: /* PUSH8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "PUSH8", 19);
|
|
#elif TRACE
|
|
record_trace("PUSH8");
|
|
#endif
|
|
|
|
PUSH8(vm, c);
|
|
break;
|
|
}
|
|
case 0x0202: /* PUSH16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "PUSH16", 19);
|
|
#elif TRACE
|
|
record_trace("PUSH16");
|
|
#endif
|
|
|
|
PUSH16(vm, c);
|
|
break;
|
|
}
|
|
case 0x0203: /* PUSH32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "PUSH32", 19);
|
|
#elif TRACE
|
|
record_trace("PUSH32");
|
|
#endif
|
|
|
|
PUSH32(vm, c);
|
|
break;
|
|
}
|
|
case 0x0280: /* POPR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "POPR", 19);
|
|
#elif TRACE
|
|
record_trace("POPR");
|
|
#endif
|
|
|
|
POPR(vm, c);
|
|
break;
|
|
}
|
|
case 0x0281: /* POP8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "POP8", 19);
|
|
#elif TRACE
|
|
record_trace("POP8");
|
|
#endif
|
|
|
|
POP8(vm, c);
|
|
break;
|
|
}
|
|
case 0x0282: /* POPU8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "POPU8", 19);
|
|
#elif TRACE
|
|
record_trace("POPU8");
|
|
#endif
|
|
|
|
POPU8(vm, c);
|
|
break;
|
|
}
|
|
case 0x0283: /* POP16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "POP16", 19);
|
|
#elif TRACE
|
|
record_trace("POP16");
|
|
#endif
|
|
|
|
POP16(vm, c);
|
|
break;
|
|
}
|
|
case 0x0284: /* POPU16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "POPU16", 19);
|
|
#elif TRACE
|
|
record_trace("POPU16");
|
|
#endif
|
|
|
|
POPU16(vm, c);
|
|
break;
|
|
}
|
|
case 0x0285: /* POP32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "POP32", 19);
|
|
#elif TRACE
|
|
record_trace("POP32");
|
|
#endif
|
|
|
|
POP32(vm, c);
|
|
break;
|
|
}
|
|
case 0x0286: /* POPU32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "POPU32", 19);
|
|
#elif TRACE
|
|
record_trace("POPU32");
|
|
#endif
|
|
|
|
POPU32(vm, c);
|
|
break;
|
|
}
|
|
case 0x0300: /* CMPSKIP.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIP.G", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIP.G");
|
|
#endif
|
|
|
|
CMPSKIP_G(vm, c);
|
|
break;
|
|
}
|
|
case 0x0301: /* CMPSKIP.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIP.GE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIP.GE");
|
|
#endif
|
|
|
|
CMPSKIP_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0x0302: /* CMPSKIP.E */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIP.E", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIP.E");
|
|
#endif
|
|
|
|
CMPSKIP_E(vm, c);
|
|
break;
|
|
}
|
|
case 0x0303: /* CMPSKIP.NE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIP.NE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIP.NE");
|
|
#endif
|
|
|
|
CMPSKIP_NE(vm, c);
|
|
break;
|
|
}
|
|
case 0x0304: /* CMPSKIP.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIP.LE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIP.LE");
|
|
#endif
|
|
|
|
CMPSKIP_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0x0305: /* CMPSKIP.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIP.L", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIP.L");
|
|
#endif
|
|
|
|
CMPSKIP_L(vm, c);
|
|
break;
|
|
}
|
|
case 0x0380: /* CMPSKIPU.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPU.G", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPU.G");
|
|
#endif
|
|
|
|
CMPSKIPU_G(vm, c);
|
|
break;
|
|
}
|
|
case 0x0381: /* CMPSKIPU.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPU.GE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPU.GE");
|
|
#endif
|
|
|
|
CMPSKIPU_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0x0384: /* CMPSKIPU.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPU.LE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPU.LE");
|
|
#endif
|
|
|
|
CMPSKIPU_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0x0385: /* CMPSKIPU.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPU.L", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPU.L");
|
|
#endif
|
|
|
|
CMPSKIPU_L(vm, c);
|
|
break;
|
|
}
|
|
default: return true;
|
|
}
|
|
#ifdef DEBUG
|
|
fprintf(stdout, "# %s reg%u reg%u\n", Name, c->reg0, c->reg1);
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
/* Process 1OP Integer instructions */
|
|
bool eval_1OP_Int(struct lilith* vm, struct Instruction* c)
|
|
{
|
|
#ifdef DEBUG
|
|
char Name[20] = "ILLEGAL_1OP";
|
|
#endif
|
|
|
|
switch(c->raw_XOP)
|
|
{
|
|
case 0x00000: /* READPC */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "READPC", 19);
|
|
#elif TRACE
|
|
record_trace("READPC");
|
|
#endif
|
|
|
|
READPC(vm, c);
|
|
break;
|
|
}
|
|
case 0x00001: /* READSCID */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "READSCID", 19);
|
|
#elif TRACE
|
|
record_trace("READSCID");
|
|
#endif
|
|
|
|
READSCID(vm, c);
|
|
break;
|
|
}
|
|
case 0x00002: /* FALSE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "FALSE", 19);
|
|
#elif TRACE
|
|
record_trace("FALSE");
|
|
#endif
|
|
|
|
FALSE(vm, c);
|
|
break;
|
|
}
|
|
case 0x00003: /* TRUE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "TRUE", 19);
|
|
#elif TRACE
|
|
record_trace("TRUE");
|
|
#endif
|
|
|
|
TRUE(vm, c);
|
|
break;
|
|
}
|
|
case 0x01000: /* JSR_COROUTINE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JSR_COROUTINE", 19);
|
|
#elif TRACE
|
|
record_trace("JSR_COROUTINE");
|
|
#endif
|
|
|
|
JSR_COROUTINE(vm, c);
|
|
break;
|
|
}
|
|
case 0x01001: /* RET */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "RET", 19);
|
|
#elif TRACE
|
|
record_trace("RET");
|
|
#endif
|
|
|
|
RET(vm, c);
|
|
break;
|
|
}
|
|
case 0x02000: /* PUSHPC */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "PUSHPC", 19);
|
|
#elif TRACE
|
|
record_trace("PUSHPC");
|
|
#endif
|
|
|
|
PUSHPC(vm, c);
|
|
break;
|
|
}
|
|
case 0x02001: /* POPPC */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "POPPC", 19);
|
|
#elif TRACE
|
|
record_trace("POPPC");
|
|
#endif
|
|
|
|
POPPC(vm, c);
|
|
break;
|
|
}
|
|
default: return true;
|
|
}
|
|
#ifdef DEBUG
|
|
fprintf(stdout, "# %s reg%u\n", Name, c->reg0);
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
/* Process 2OPI Integer instructions */
|
|
bool eval_2OPI_Int(struct lilith* vm, struct Instruction* c)
|
|
{
|
|
#ifdef DEBUG
|
|
char Name[20] = "ILLEGAL_2OPI";
|
|
#endif
|
|
|
|
/* 0x0E ... 0x2B */
|
|
/* 0xB0 ... 0xDF */
|
|
switch(c->raw0)
|
|
{
|
|
case 0x0E: /* ADDI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "ADDI", 19);
|
|
#elif TRACE
|
|
record_trace("ADDI");
|
|
#endif
|
|
|
|
ADDI(vm, c);
|
|
break;
|
|
}
|
|
case 0x0F: /* ADDUI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "ADDUI", 19);
|
|
#elif TRACE
|
|
record_trace("ADDUI");
|
|
#endif
|
|
|
|
ADDUI(vm, c);
|
|
break;
|
|
}
|
|
case 0x10: /* SUBI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SUBI", 19);
|
|
#elif TRACE
|
|
record_trace("SUBI");
|
|
#endif
|
|
|
|
SUBI(vm, c);
|
|
break;
|
|
}
|
|
case 0x11: /* SUBUI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SUBUI", 19);
|
|
#elif TRACE
|
|
record_trace("SUBUI");
|
|
#endif
|
|
|
|
SUBUI(vm, c);
|
|
break;
|
|
}
|
|
case 0x12: /* CMPI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPI", 19);
|
|
#elif TRACE
|
|
record_trace("CMPI");
|
|
#endif
|
|
|
|
CMPI(vm, c);
|
|
break;
|
|
}
|
|
case 0x13: /* LOAD */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOAD", 19);
|
|
#elif TRACE
|
|
record_trace("LOAD");
|
|
#endif
|
|
|
|
LOAD(vm, c);
|
|
break;
|
|
}
|
|
case 0x14: /* LOAD8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOAD8", 19);
|
|
#elif TRACE
|
|
record_trace("LOAD8");
|
|
#endif
|
|
|
|
LOAD8(vm, c);
|
|
break;
|
|
}
|
|
case 0x15: /* LOADU8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADU8", 19);
|
|
#elif TRACE
|
|
record_trace("LOADU8");
|
|
#endif
|
|
|
|
LOADU8(vm, c);
|
|
break;
|
|
}
|
|
case 0x16: /* LOAD16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOAD16", 19);
|
|
#elif TRACE
|
|
record_trace("LOAD16");
|
|
#endif
|
|
|
|
LOAD16(vm, c);
|
|
break;
|
|
}
|
|
case 0x17: /* LOADU16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADU16", 19);
|
|
#elif TRACE
|
|
record_trace("LOADU16");
|
|
#endif
|
|
|
|
LOADU16(vm, c);
|
|
break;
|
|
}
|
|
case 0x18: /* LOAD32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOAD32", 19);
|
|
#elif TRACE
|
|
record_trace("LOAD32");
|
|
#endif
|
|
|
|
LOAD32(vm, c);
|
|
break;
|
|
}
|
|
case 0x19: /* LOADU32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADU32", 19);
|
|
#elif TRACE
|
|
record_trace("LOADU32");
|
|
#endif
|
|
|
|
LOADU32(vm, c);
|
|
break;
|
|
}
|
|
case 0x1F: /* CMPUI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPUI", 19);
|
|
#elif TRACE
|
|
record_trace("CMPUI");
|
|
#endif
|
|
|
|
CMPUI(vm, c);
|
|
break;
|
|
}
|
|
case 0x20: /* STORE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STORE", 19);
|
|
#elif TRACE
|
|
record_trace("STORE");
|
|
#endif
|
|
|
|
STORE(vm, c);
|
|
break;
|
|
}
|
|
case 0x21: /* STORE8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STORE8", 19);
|
|
#elif TRACE
|
|
record_trace("STORE8");
|
|
#endif
|
|
|
|
STORE8(vm, c);
|
|
break;
|
|
}
|
|
case 0x22: /* STORE16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STORE16", 19);
|
|
#elif TRACE
|
|
record_trace("STORE16");
|
|
#endif
|
|
|
|
STORE16(vm, c);
|
|
break;
|
|
}
|
|
case 0x23: /* STORE32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STORE32", 19);
|
|
#elif TRACE
|
|
record_trace("STORE32");
|
|
#endif
|
|
|
|
STORE32(vm, c);
|
|
break;
|
|
}
|
|
case 0xB0: /* ANDI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "ANDI", 19);
|
|
#elif TRACE
|
|
record_trace("ANDI");
|
|
#endif
|
|
|
|
ANDI(vm, c);
|
|
break;
|
|
}
|
|
case 0xB1: /* ORI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "ORI", 19);
|
|
#elif TRACE
|
|
record_trace("ORI");
|
|
#endif
|
|
|
|
ORI(vm, c);
|
|
break;
|
|
}
|
|
case 0xB2: /* XORI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "XORI", 19);
|
|
#elif TRACE
|
|
record_trace("XORI");
|
|
#endif
|
|
|
|
XORI(vm, c);
|
|
break;
|
|
}
|
|
case 0xB3: /* NANDI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "NANDI", 19);
|
|
#elif TRACE
|
|
record_trace("NANDI");
|
|
#endif
|
|
|
|
NANDI(vm, c);
|
|
break;
|
|
}
|
|
case 0xB4: /* NORI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "NORI", 19);
|
|
#elif TRACE
|
|
record_trace("NORI");
|
|
#endif
|
|
|
|
NORI(vm, c);
|
|
break;
|
|
}
|
|
case 0xB5: /* XNORI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "XNORI", 19);
|
|
#elif TRACE
|
|
record_trace("XNORI");
|
|
#endif
|
|
|
|
XNORI(vm, c);
|
|
break;
|
|
}
|
|
case 0xC0: /* CMPJUMPI.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPI.G", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPI.G");
|
|
#endif
|
|
|
|
CMPJUMPI_G(vm, c);
|
|
break;
|
|
}
|
|
case 0xC1: /* CMPJUMPI.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPI.GE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPI.GE");
|
|
#endif
|
|
|
|
CMPJUMPI_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0xC2: /* CMPJUMPI.E */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPI.E", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPI.E");
|
|
#endif
|
|
|
|
CMPJUMPI_E(vm, c);
|
|
break;
|
|
}
|
|
case 0xC3: /* CMPJUMPI.NE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPI.NE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPI.NE");
|
|
#endif
|
|
|
|
CMPJUMPI_NE(vm, c);
|
|
break;
|
|
}
|
|
case 0xC4: /* CMPJUMPI.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPI.LE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPI.LE");
|
|
#endif
|
|
|
|
CMPJUMPI_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0xC5: /* CMPJUMPI.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPI.L", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPI.L");
|
|
#endif
|
|
|
|
CMPJUMPI_L(vm, c);
|
|
break;
|
|
}
|
|
case 0xD0: /* CMPJUMPUI.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPUI.G", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPUI.G");
|
|
#endif
|
|
|
|
CMPJUMPUI_G(vm, c);
|
|
break;
|
|
}
|
|
case 0xD1: /* CMPJUMPUI.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPUI.GE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPUI.GE");
|
|
#endif
|
|
|
|
CMPJUMPUI_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0xD4: /* CMPJUMPUI.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPUI.LE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPUI.LE");
|
|
#endif
|
|
|
|
CMPJUMPUI_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0xD5: /* CMPJUMPUI.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPJUMPUI.L", 19);
|
|
#elif TRACE
|
|
record_trace("CMPJUMPUI.L");
|
|
#endif
|
|
|
|
CMPJUMPUI_L(vm, c);
|
|
break;
|
|
}
|
|
default: return true;
|
|
}
|
|
#ifdef DEBUG
|
|
fprintf(stdout, "# %s reg%u reg%u %i\n", Name, c->reg0, c->reg1, c->raw_Immediate);
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
/* Process 1OPI Integer instructions */
|
|
bool eval_Integer_1OPI(struct lilith* vm, struct Instruction* c)
|
|
{
|
|
#ifdef DEBUG
|
|
char Name[20] = "ILLEGAL_1OPI";
|
|
#endif
|
|
|
|
uint32_t Opcode = (c->raw0 * 16) + c->raw_XOP;
|
|
|
|
switch(Opcode)
|
|
{
|
|
case 0x2C0: /* JUMP.C */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.C", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.C");
|
|
#endif
|
|
|
|
JUMP_C(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C1: /* JUMP.B */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.B", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.B");
|
|
#endif
|
|
|
|
JUMP_B(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C2: /* JUMP.O */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.O", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.O");
|
|
#endif
|
|
|
|
JUMP_O(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C3: /* JUMP.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.G", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.G");
|
|
#endif
|
|
|
|
JUMP_G(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C4: /* JUMP.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.GE", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.GE");
|
|
#endif
|
|
|
|
JUMP_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C5: /* JUMP.E */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.E", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.E");
|
|
#endif
|
|
|
|
JUMP_E(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C6: /* JUMP.NE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.NE", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.NE");
|
|
#endif
|
|
|
|
JUMP_NE(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C7: /* JUMP.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.LE", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.LE");
|
|
#endif
|
|
|
|
JUMP_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C8: /* JUMP.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.L", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.L");
|
|
#endif
|
|
|
|
JUMP_L(vm, c);
|
|
break;
|
|
}
|
|
case 0x2C9: /* JUMP.Z */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.Z", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.Z");
|
|
#endif
|
|
|
|
JUMP_Z(vm, c);
|
|
break;
|
|
}
|
|
case 0x2CA: /* JUMP.NZ */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.NZ", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.NZ");
|
|
#endif
|
|
|
|
JUMP_NZ(vm, c);
|
|
break;
|
|
}
|
|
case 0x2CB: /* JUMP.P */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.P", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.P");
|
|
#endif
|
|
|
|
JUMP_P(vm, c);
|
|
break;
|
|
}
|
|
case 0x2CC: /* JUMP.NP */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP.NP", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP.NP");
|
|
#endif
|
|
|
|
JUMP_NP(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D0: /* CALLI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CALLI", 19);
|
|
#elif TRACE
|
|
record_trace("CALLI");
|
|
#endif
|
|
|
|
CALLI(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D1: /* LOADI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADI", 19);
|
|
#elif TRACE
|
|
record_trace("LOADI");
|
|
#endif
|
|
|
|
LOADI(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D2: /* LOADUI*/
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADUI", 19);
|
|
#elif TRACE
|
|
record_trace("LOADUI");
|
|
#endif
|
|
|
|
LOADUI(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D3: /* SALI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SALI", 19);
|
|
#elif TRACE
|
|
record_trace("SALI");
|
|
#endif
|
|
|
|
SALI(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D4: /* SARI */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SARI", 19);
|
|
#elif TRACE
|
|
record_trace("SARI");
|
|
#endif
|
|
|
|
SARI(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D5: /* SL0I */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SL0I", 19);
|
|
#elif TRACE
|
|
record_trace("SL0I");
|
|
#endif
|
|
|
|
SL0I(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D6: /* SR0I */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SR0I", 19);
|
|
#elif TRACE
|
|
record_trace("SR0I");
|
|
#endif
|
|
|
|
SR0I(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D7: /* SL1I */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SL1I", 19);
|
|
#elif TRACE
|
|
record_trace("SL1I");
|
|
#endif
|
|
|
|
SL1I(vm, c);
|
|
break;
|
|
}
|
|
case 0x2D8: /* SR1I */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "SR1I", 19);
|
|
#elif TRACE
|
|
record_trace("SR1I");
|
|
#endif
|
|
|
|
SR1I(vm, c);
|
|
break;
|
|
}
|
|
case 0x2E0: /* LOADR */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADR", 19);
|
|
#elif TRACE
|
|
record_trace("LOADR");
|
|
#endif
|
|
|
|
LOADR(vm, c);
|
|
break;
|
|
}
|
|
case 0x2E1: /* LOADR8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADR8", 19);
|
|
#elif TRACE
|
|
record_trace("LOADR8");
|
|
#endif
|
|
|
|
LOADR8(vm, c);
|
|
break;
|
|
}
|
|
case 0x2E2: /* LOADRU8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADRU8", 19);
|
|
#elif TRACE
|
|
record_trace("LOADRU8");
|
|
#endif
|
|
|
|
LOADRU8(vm, c);
|
|
break;
|
|
}
|
|
case 0x2E3: /* LOADR16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADR16", 19);
|
|
#elif TRACE
|
|
record_trace("LOADR16");
|
|
#endif
|
|
|
|
LOADR16(vm, c);
|
|
break;
|
|
}
|
|
case 0x2E4: /* LOADRU16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADRU16", 19);
|
|
#elif TRACE
|
|
record_trace("LOADRU16");
|
|
#endif
|
|
|
|
LOADRU16(vm, c);
|
|
break;
|
|
}
|
|
case 0x2E5: /* LOADR32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADR32", 19);
|
|
#elif TRACE
|
|
record_trace("LOADR32");
|
|
#endif
|
|
|
|
LOADR32(vm, c);
|
|
break;
|
|
}
|
|
case 0x2E6: /* LOADRU32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "LOADRU32", 19);
|
|
#elif TRACE
|
|
record_trace("LOADRU32");
|
|
#endif
|
|
|
|
LOADRU32(vm, c);
|
|
break;
|
|
}
|
|
case 0x2F0: /* STORER */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STORER", 19);
|
|
#elif TRACE
|
|
record_trace("STORER");
|
|
#endif
|
|
|
|
STORER(vm, c);
|
|
break;
|
|
}
|
|
case 0x2F1: /* STORER8 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STORER8", 19);
|
|
#elif TRACE
|
|
record_trace("STORER8");
|
|
#endif
|
|
|
|
STORER8(vm, c);
|
|
break;
|
|
}
|
|
case 0x2F2: /* STORER16 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STORER16", 19);
|
|
#elif TRACE
|
|
record_trace("STORER16");
|
|
#endif
|
|
|
|
STORER16(vm, c);
|
|
break;
|
|
}
|
|
case 0x2F3: /* STORER32 */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "STORER32", 19);
|
|
#elif TRACE
|
|
record_trace("STORER32");
|
|
#endif
|
|
|
|
STORER32(vm, c);
|
|
break;
|
|
}
|
|
case 0xA00: /* CMPSKIPI.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPI.G", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPI.G");
|
|
#endif
|
|
|
|
CMPSKIPI_G(vm, c);
|
|
break;
|
|
}
|
|
case 0xA01: /* CMPSKIPI.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPI.GE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPI.GE");
|
|
#endif
|
|
|
|
CMPSKIPI_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0xA02: /* CMPSKIPI.E */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPI.E", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPI.E");
|
|
#endif
|
|
|
|
CMPSKIPI_E(vm, c);
|
|
break;
|
|
}
|
|
case 0xA03: /* CMPSKIPI.NE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPI.NE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPI.NE");
|
|
#endif
|
|
|
|
CMPSKIPI_NE(vm, c);
|
|
break;
|
|
}
|
|
case 0xA04: /* CMPSKIPI.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPI.LE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPI.LE");
|
|
#endif
|
|
|
|
CMPSKIPI_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0xA05: /* CMPSKIPI.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPI.L", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPI.L");
|
|
#endif
|
|
|
|
CMPSKIPI_L(vm, c);
|
|
break;
|
|
}
|
|
case 0xA10: /* CMPSKIPUI.G */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPUI.G", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPUI.G");
|
|
#endif
|
|
|
|
CMPSKIPUI_G(vm, c);
|
|
break;
|
|
}
|
|
case 0xA11: /* CMPSKIPUI.GE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPUI.GE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPUI.GE");
|
|
#endif
|
|
|
|
CMPSKIPUI_GE(vm, c);
|
|
break;
|
|
}
|
|
case 0xA14: /* CMPSKIPUI.LE */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPUI.LE", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPUI.LE");
|
|
#endif
|
|
|
|
CMPSKIPUI_LE(vm, c);
|
|
break;
|
|
}
|
|
case 0xA15: /* CMPSKIPUI.L */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "CMPSKIPUI.L", 19);
|
|
#elif TRACE
|
|
record_trace("CMPSKIPUI.L");
|
|
#endif
|
|
|
|
CMPSKIPUI_L(vm, c);
|
|
break;
|
|
}
|
|
default: return true;
|
|
}
|
|
#ifdef DEBUG
|
|
fprintf(stdout, "# %s reg%u %d\n", Name, c->reg0, c->raw_Immediate);
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
/* Process 0OPI Integer instructions */
|
|
bool eval_Integer_0OPI(struct lilith* vm, struct Instruction* c)
|
|
{
|
|
#ifdef DEBUG
|
|
char Name[20] = "ILLEGAL_0OPI";
|
|
#endif
|
|
|
|
switch(c->raw_XOP)
|
|
{
|
|
case 0x00: /* JUMP */
|
|
{
|
|
#ifdef DEBUG
|
|
strncpy(Name, "JUMP", 19);
|
|
#elif TRACE
|
|
record_trace("JUMP");
|
|
#endif
|
|
|
|
JUMP(vm, c);
|
|
break;
|
|
}
|
|
default: return true;
|
|
}
|
|
#ifdef DEBUG
|
|
fprintf(stdout, "# %s %d\n", Name, c->raw_Immediate);
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
/* Use Opcode to decide what to do and then have it done */
|
|
void eval_instruction(struct lilith* vm, struct Instruction* current)
|
|
{
|
|
bool invalid = false;
|
|
performance_counter = performance_counter + 1;
|
|
|
|
#ifdef DEBUG
|
|
fprintf(stdout, "Executing: %s\n", current->operation);
|
|
usleep(1000);
|
|
#endif
|
|
|
|
switch(current->raw0)
|
|
{
|
|
case 0x00: /* Deal with NOPs */
|
|
{
|
|
return;
|
|
}
|
|
case 0x01: /* Integer 4OP */
|
|
{
|
|
decode_4OP(current);
|
|
invalid = eval_4OP_Int(vm, current);
|
|
if ( invalid) goto fail;
|
|
break;
|
|
}
|
|
case 0x05: /* Integer 3OP */
|
|
{
|
|
decode_3OP(current);
|
|
invalid = eval_3OP_Int(vm, current);
|
|
if ( invalid) goto fail;
|
|
break;
|
|
}
|
|
case 0x09: /* Integer 2OP */
|
|
{
|
|
decode_2OP(current);
|
|
invalid = eval_2OP_Int(vm, current);
|
|
if ( invalid) goto fail;
|
|
break;
|
|
}
|
|
case 0x0D: /* Integer 1OP */
|
|
{
|
|
decode_1OP(current);
|
|
invalid = eval_1OP_Int(vm, current);
|
|
if ( invalid) goto fail;
|
|
break;
|
|
}
|
|
case 0x0E ... 0x2B: /* Integer 2OPI */
|
|
case 0xB0 ... 0xDF:
|
|
{
|
|
decode_2OPI(current);
|
|
invalid = eval_2OPI_Int(vm, current);
|
|
if ( invalid) goto fail;
|
|
break;
|
|
}
|
|
case 0x2C ... 0x2F: /* Integer 1OPI */
|
|
case 0xA0 ... 0xA1:
|
|
{
|
|
decode_1OPI(current);
|
|
invalid = eval_Integer_1OPI(vm, current);
|
|
if ( invalid) goto fail;
|
|
break;
|
|
}
|
|
case 0x3C: /* Integer 0OPI */
|
|
{
|
|
decode_0OPI(current);
|
|
invalid = eval_Integer_0OPI(vm, current);
|
|
if ( invalid) goto fail;
|
|
break;
|
|
}
|
|
case 0x42: /* HALCODE */
|
|
{
|
|
decode_HALCODE(current);
|
|
invalid = eval_HALCODE(vm, current);
|
|
if ( invalid )
|
|
{
|
|
vm->halted = true;
|
|
fprintf(stderr, "Invalid HALCODE\nComputer Program has Halted\n");
|
|
}
|
|
break;
|
|
}
|
|
case 0xFF: /* Deal with HALT */
|
|
{
|
|
vm->halted = true;
|
|
fprintf(stderr, "Computer Program has Halted\nAfter Executing %i instructions\n", performance_counter);
|
|
|
|
#ifdef TRACE
|
|
record_trace("HALT");
|
|
print_traces();
|
|
#endif
|
|
break;
|
|
}
|
|
default: /* Deal with illegal instruction */
|
|
{
|
|
fail:
|
|
fprintf(stderr, "Unable to execute the following instruction:\n%c %c %c %c\n", current->raw0, current->raw1, current->raw2, current->raw3);
|
|
fprintf(stderr, "%s\n", current->operation);
|
|
current->invalid = true;
|
|
|
|
#ifdef DEBUG
|
|
vm->halted = true;
|
|
fprintf(stderr, "Computer Program has Halted\n");
|
|
#endif
|
|
break;
|
|
}
|
|
}
|
|
}
|