#include "hash.h"
#include "struct.h"
#include "cmem.h"
+#include "exec.h"
/**
* 機械語命令のリスト
*/
static CMD comet2cmd[] = {
- { "NOP", NONE, 0x0 },
- { "LD", R_ADR_X_, 0x1000 },
- { "ST", R_ADR_X, 0x1100 },
- { "LAD", R_ADR_X, 0x1200 },
- { "LD", R1_R2, 0x1400 },
- { "ADDA", R_ADR_X_, 0x2000 },
- { "SUBA", R_ADR_X_, 0x2100 },
- { "ADDL", R_ADR_X_, 0x2200 },
- { "SUBL", R_ADR_X_, 0x2300 },
- { "ADDA", R1_R2, 0x2400 },
- { "SUBA", R1_R2, 0x2500 },
- { "ADDL", R1_R2, 0x2600 },
- { "SUBL", R1_R2, 0x2700 },
- { "AND", R_ADR_X_, 0x3000 },
- { "OR", R_ADR_X_, 0x3100 },
- { "XOR", R_ADR_X_, 0x3200 },
- { "AND", R1_R2, 0x3400 },
- { "OR", R1_R2, 0x3500 },
- { "XOR", R1_R2, 0x3600 },
- { "CPA", R_ADR_X_, 0x4000 },
- { "CPL", R_ADR_X_, 0x4100 },
- { "CPA", R1_R2, 0x4400 },
- { "CPL", R1_R2, 0x4500 },
- { "SLA", R_ADR_X, 0x5000 },
- { "SRA", R_ADR_X, 0x5100 },
- { "SLL", R_ADR_X, 0x5200 },
- { "SRL", R_ADR_X, 0x5300 },
- { "JMI", ADR_X, 0x6100 },
- { "JNZ", ADR_X, 0x6200 },
- { "JZE", ADR_X, 0x6300 },
- { "JUMP", ADR_X, 0x6400 },
- { "JPL", ADR_X, 0x6500 },
- { "JOV", ADR_X, 0x6600 },
- { "PUSH", ADR_X, 0x7000 },
- { "POP", R_, 0x7100 },
- { "CALL", ADR_X, 0x8000 },
- { "SVC", ADR_X, 0xF000 },
- { "RET", NONE, 0x8100 },
+ { "NOP", NONE, 0x0, nop },
+ { "LD", R_ADR_X, 0x1000, ld_r_adr_x },
+ { "ST", R_ADR_X, 0x1100, st },
+ { "LAD", R_ADR_X, 0x1200, lad },
+ { "LD", R1_R2, 0x1400, ld_r1_r2 },
+ { "ADDA", R_ADR_X, 0x2000, adda_r_adr_x },
+ { "SUBA", R_ADR_X, 0x2100, suba_r_adr_x },
+ { "ADDL", R_ADR_X, 0x2200, addl_r_adr_x },
+ { "SUBL", R_ADR_X, 0x2300, subl_r_adr_x },
+ { "ADDA", R1_R2, 0x2400, adda_r1_r2 },
+ { "SUBA", R1_R2, 0x2500, suba_r1_r2 },
+ { "ADDL", R1_R2, 0x2600, addl_r1_r2 },
+ { "SUBL", R1_R2, 0x2700, subl_r1_r2 },
+ { "AND", R_ADR_X, 0x3000, and_r_adr_x },
+ { "OR", R_ADR_X, 0x3100, or_r_adr_x },
+ { "XOR", R_ADR_X, 0x3200, xor_r_adr_x },
+ { "AND", R1_R2, 0x3400, and_r1_r2 },
+ { "OR", R1_R2, 0x3500, or_r1_r2 },
+ { "XOR", R1_R2, 0x3600, xor_r1_r2 },
+ { "CPA", R_ADR_X, 0x4000, cpa_r_adr_x },
+ { "CPL", R_ADR_X, 0x4100, cpl_r_adr_x },
+ { "CPA", R1_R2, 0x4400, cpa_r1_r2 },
+ { "CPL", R1_R2, 0x4500, cpl_r1_r2 },
+ { "SLA", R_ADR_X, 0x5000, sla },
+ { "SRA", R_ADR_X, 0x5100, sra },
+ { "SLL", R_ADR_X, 0x5200, sll },
+ { "SRL", R_ADR_X, 0x5300, srl },
+ { "JMI", ADR_X, 0x6100, jmi },
+ { "JNZ", ADR_X, 0x6200, jnz },
+ { "JZE", ADR_X, 0x6300, jze },
+ { "JUMP", ADR_X, 0x6400, jump },
+ { "JPL", ADR_X, 0x6500, jpl },
+ { "JOV", ADR_X, 0x6600, jov },
+ { "PUSH", ADR_X, 0x7000, push },
+ { "POP", R_, 0x7100, pop },
+ { "CALL", ADR_X, 0x8000, call },
+ { "SVC", ADR_X, 0xF000, svc },
+ { "RET", NONE, 0x8100, ret },
};
/**
/**
* ハッシュ表のサイズ
*/
-static int cmdtabsize;
+enum {
+ CMDTABSIZE = 39,
+};
/**
* ハッシュ表
*/
-static CMDTAB **cmdtype_code, **code_type;
+static CMDTAB *cmdtype_code[CMDTABSIZE], *code_type[CMDTABSIZE];
/**
* 命令の名前とタイプからハッシュ値を生成する
keys[1]->type = INT;
keys[1]->val.i = (int)(type & 070);
/* ハッシュ値の計算 */
- hashval = hash(2, keys, cmdtabsize);
+ hashval = hash(2, keys, CMDTABSIZE);
FREE(keys[0]->val.s);
FREE(keys[0]);
FREE(keys[1]);
unsigned hashval;
int i;
- cmdtabsize = comet2cmdsize; /* ハッシュ表のサイズ */
- cmdtype_code = calloc_chk(cmdtabsize, sizeof(CMDTAB **), "cmdtype_code");
for(i = 0; i < comet2cmdsize; i++) {
hashval = hash_cmdtype(comet2cmd[i].name, comet2cmd[i].type); /* ハッシュ値の生成 */
p = malloc_chk(sizeof(CMDTAB), "cmdtype_code");
int i;
CMDTAB *p, *q;
- for(i = 0; i < cmdtabsize; i++) {
+ for(i = 0; i < CMDTABSIZE; i++) {
for(p = cmdtype_code[i]; p != NULL; p = q) {
q = p->next;
FREE(p);
keys[0] = malloc_chk(sizeof(HKEY), "hash_code.key");
keys[0]->type = INT;
keys[0]->val.i = (int)(code >> 8);
- h = hash(1, keys, cmdtabsize);
+ h = hash(1, keys, CMDTABSIZE);
FREE(keys[0]);
return h;
}
unsigned hashval;
int i;
- cmdtabsize = comet2cmdsize; /* ハッシュ表のサイズ */
- code_type = calloc_chk(comet2cmdsize, sizeof(CMDTAB **), "code_type");
for(i = 0; i < comet2cmdsize; i++) {
hashval = hash_code((&comet2cmd[i])->code); /* ハッシュ値の生成 */
- p = malloc_chk(sizeof(CMDTAB **), "code_type");
+ p = malloc_chk(sizeof(CMDTAB), "code_type");
p->cmd = &comet2cmd[i];
p->next = code_type[hashval]; /* ハッシュ表に値を追加 */
code_type[hashval] = p;
}
/**
- * 命令コードから命令タイプを返す
- * 無効な場合はNOTCMDを返す
+ * 命令コードから命令の関数ポインタを返す
*/
-CMDTYPE getcmdtype(WORD code)
+const void (*getcmdptr(WORD code))
{
- CMDTAB *p;
- CMDTYPE t = NOTCMD;
+ CMDTAB *t;
+ const void (*ptr);
- for(p = code_type[hash_code(code)]; p != NULL; p = p->next) {
- if(code == p->cmd->code) {
- t = p->cmd->type;
+ for(t = code_type[hash_code(code)]; t != NULL; t = t->next) {
+ if(code == t->cmd->code) {
+ ptr = t->cmd->ptr;
break;
}
}
- return t;
+ return ptr;
}
/**
{
int i;
CMDTAB *p, *q;
- for(i = 0; i < cmdtabsize; i++) {
+ for(i = 0; i < CMDTABSIZE; i++) {
for(p = code_type[i]; p != NULL; p = q) {
q = p->next;
FREE(p);