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0866fa38b017f66e44278ca4d37527d99b5e71ad
mruby-mruby/src/codedump.c
T
Yukihiro "Matz" Matsumoto 05129ab9b3 Check if destinations are too distant; fix #3900 fix #3901
2017-12-15 17:57:45 +09:00

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#include <mruby.h>
#include <mruby/irep.h>
#include <mruby/debug.h>
#include <mruby/opcode.h>
#include <mruby/string.h>
#include <mruby/proc.h>
#ifndef MRB_DISABLE_STDIO
static int
print_r(mrb_state *mrb, mrb_irep *irep, size_t n, int pre)
{
size_t i;
if (n == 0) return 0;
for (i=0; i+1<irep->nlocals; i++) {
if (irep->lv[i].r == n) {
mrb_sym sym = irep->lv[i].name;
if (pre) printf(" ");
printf("R%d:%s", (int)n, mrb_sym2name(mrb, sym));
return 1;
}
}
return 0;
}
#define RA 1
#define RB 2
#define RAB 3
static void
print_lv(mrb_state *mrb, mrb_irep *irep, mrb_code c, int r)
{
int pre = 0;
if (!irep->lv
|| ((!(r & RA) || GETARG_A(c) >= irep->nlocals)
&& (!(r & RB) || GETARG_B(c) >= irep->nlocals))) {
printf("\n");
return;
}
printf("\t; ");
if (r & RA) {
pre = print_r(mrb, irep, GETARG_A(c), 0);
}
if (r & RB) {
print_r(mrb, irep, GETARG_B(c), pre);
}
printf("\n");
}
#endif
static void
codedump(mrb_state *mrb, mrb_irep *irep)
{
#ifndef MRB_DISABLE_STDIO
int i;
int ai;
mrb_code c;
const char *file = NULL, *next_file;
int32_t line;
if (!irep) return;
printf("irep %p nregs=%d nlocals=%d pools=%d syms=%d reps=%d\n", (void*)irep,
irep->nregs, irep->nlocals, (int)irep->plen, (int)irep->slen, (int)irep->rlen);
for (i = 0; i < (int)irep->ilen; i++) {
ai = mrb_gc_arena_save(mrb);
next_file = mrb_debug_get_filename(irep, i);
if (next_file && file != next_file) {
printf("file: %s\n", next_file);
file = next_file;
}
line = mrb_debug_get_line(irep, i);
if (line < 0) {
printf(" ");
}
else {
printf("%5d ", line);
}
printf("%03d ", i);
c = irep->iseq[i];
switch (GET_OPCODE(c)) {
case OP_NOP:
printf("OP_NOP\n");
break;
case OP_MOVE:
printf("OP_MOVE\tR%d\tR%d\t", GETARG_A(c), GETARG_B(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_LOADL:
{
mrb_value v = irep->pool[GETARG_Bx(c)];
mrb_value s = mrb_inspect(mrb, v);
printf("OP_LOADL\tR%d\tL(%d)\t; %s", GETARG_A(c), GETARG_Bx(c), RSTRING_PTR(s));
}
print_lv(mrb, irep, c, RA);
break;
case OP_LOADI:
printf("OP_LOADI\tR%d\t%d\t", GETARG_A(c), GETARG_sBx(c));
print_lv(mrb, irep, c, RA);
break;
case OP_LOADSYM:
printf("OP_LOADSYM\tR%d\t:%s", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]));
print_lv(mrb, irep, c, RA);
break;
case OP_LOADNIL:
printf("OP_LOADNIL\tR%d\t\t", GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_LOADSELF:
printf("OP_LOADSELF\tR%d\t\t", GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_LOADT:
printf("OP_LOADT\tR%d\t\t", GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_LOADF:
printf("OP_LOADF\tR%d\t\t", GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_GETGLOBAL:
printf("OP_GETGLOBAL\tR%d\t:%s", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]));
print_lv(mrb, irep, c, RA);
break;
case OP_SETGLOBAL:
printf("OP_SETGLOBAL\t:%s\tR%d\t",
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]),
GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_GETCONST:
printf("OP_GETCONST\tR%d\t:%s", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]));
print_lv(mrb, irep, c, RA);
break;
case OP_SETCONST:
printf("OP_SETCONST\t:%s\tR%d\t",
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]),
GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_GETMCNST:
printf("OP_GETMCNST\tR%d\tR%d::%s", GETARG_A(c), GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]));
print_lv(mrb, irep, c, RAB);
break;
case OP_SETMCNST:
printf("OP_SETMCNST\tR%d::%s\tR%d", GETARG_A(c)+1,
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]),
GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_GETIV:
printf("OP_GETIV\tR%d\t%s", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]));
print_lv(mrb, irep, c, RA);
break;
case OP_SETIV:
printf("OP_SETIV\t%s\tR%d",
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]),
GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_GETUPVAR:
printf("OP_GETUPVAR\tR%d\t%d\t%d",
GETARG_A(c), GETARG_B(c), GETARG_C(c));
print_lv(mrb, irep, c, RA);
break;
case OP_SETUPVAR:
printf("OP_SETUPVAR\tR%d\t%d\t%d",
GETARG_A(c), GETARG_B(c), GETARG_C(c));
print_lv(mrb, irep, c, RA);
break;
case OP_GETCV:
printf("OP_GETCV\tR%d\t%s", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]));
print_lv(mrb, irep, c, RA);
break;
case OP_SETCV:
printf("OP_SETCV\t%s\tR%d",
mrb_sym2name(mrb, irep->syms[GETARG_Bx(c)]),
GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_JMP:
printf("OP_JMP\t%03d (%d)\n", i+GETARG_sBx(c), GETARG_sBx(c));
break;
case OP_JMPIF:
printf("OP_JMPIF\tR%d\t%03d (%d)\n", GETARG_A(c), i+GETARG_sBx(c), GETARG_sBx(c));
break;
case OP_JMPNOT:
printf("OP_JMPNOT\tR%d\t%03d (%d)\n", GETARG_A(c), i+GETARG_sBx(c), GETARG_sBx(c));
break;
case OP_SEND:
printf("OP_SEND\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_SENDB:
printf("OP_SENDB\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_CALL:
printf("OP_CALL\tR%d\n", GETARG_A(c));
break;
case OP_TAILCALL:
printf("OP_TAILCALL\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_SUPER:
printf("OP_SUPER\tR%d\t%d\n", GETARG_A(c),
GETARG_C(c));
break;
case OP_ARGARY:
printf("OP_ARGARY\tR%d\t%d:%d:%d:%d", GETARG_A(c),
(GETARG_Bx(c)>>10)&0x3f,
(GETARG_Bx(c)>>9)&0x1,
(GETARG_Bx(c)>>4)&0x1f,
(GETARG_Bx(c)>>0)&0xf);
print_lv(mrb, irep, c, RA);
break;
case OP_ENTER:
printf("OP_ENTER\t%d:%d:%d:%d:%d:%d:%d\n",
(GETARG_Ax(c)>>18)&0x1f,
(GETARG_Ax(c)>>13)&0x1f,
(GETARG_Ax(c)>>12)&0x1,
(GETARG_Ax(c)>>7)&0x1f,
(GETARG_Ax(c)>>2)&0x1f,
(GETARG_Ax(c)>>1)&0x1,
GETARG_Ax(c) & 0x1);
break;
case OP_RETURN:
printf("OP_RETURN\tR%d", GETARG_A(c));
switch (GETARG_B(c)) {
case OP_R_NORMAL:
printf("\tnormal\t"); break;
case OP_R_RETURN:
printf("\treturn\t"); break;
case OP_R_BREAK:
printf("\tbreak\t"); break;
default:
printf("\tbroken\t"); break;
}
print_lv(mrb, irep, c, RA);
break;
case OP_BLKPUSH:
printf("OP_BLKPUSH\tR%d\t%d:%d:%d:%d", GETARG_A(c),
(GETARG_Bx(c)>>10)&0x3f,
(GETARG_Bx(c)>>9)&0x1,
(GETARG_Bx(c)>>4)&0x1f,
(GETARG_Bx(c)>>0)&0xf);
print_lv(mrb, irep, c, RA);
break;
case OP_LAMBDA:
printf("OP_LAMBDA\tR%d\tI(%+d)\t", GETARG_A(c), GETARG_b(c)+1);
switch (GETARG_c(c)) {
case OP_L_METHOD:
printf("method"); break;
case OP_L_BLOCK:
printf("block"); break;
case OP_L_LAMBDA:
printf("lambda"); break;
}
print_lv(mrb, irep, c, RA);
break;
case OP_RANGE:
printf("OP_RANGE\tR%d\tR%d\t%d", GETARG_A(c), GETARG_B(c), GETARG_C(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_METHOD:
printf("OP_METHOD\tR%d\t:%s", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]));
print_lv(mrb, irep, c, RA);
break;
case OP_ADD:
printf("OP_ADD\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_ADDI:
printf("OP_ADDI\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_SUB:
printf("OP_SUB\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_SUBI:
printf("OP_SUBI\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_MUL:
printf("OP_MUL\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_DIV:
printf("OP_DIV\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_LT:
printf("OP_LT\t\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_LE:
printf("OP_LE\t\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_GT:
printf("OP_GT\t\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_GE:
printf("OP_GE\t\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_EQ:
printf("OP_EQ\t\tR%d\t:%s\t%d\n", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]),
GETARG_C(c));
break;
case OP_STOP:
printf("OP_STOP\n");
break;
case OP_ARRAY:
printf("OP_ARRAY\tR%d\tR%d\t%d", GETARG_A(c), GETARG_B(c), GETARG_C(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_ARYCAT:
printf("OP_ARYCAT\tR%d\tR%d\t", GETARG_A(c), GETARG_B(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_ARYPUSH:
printf("OP_ARYPUSH\tR%d\tR%d\t", GETARG_A(c), GETARG_B(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_AREF:
printf("OP_AREF\tR%d\tR%d\t%d", GETARG_A(c), GETARG_B(c), GETARG_C(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_APOST:
printf("OP_APOST\tR%d\t%d\t%d", GETARG_A(c), GETARG_B(c), GETARG_C(c));
print_lv(mrb, irep, c, RA);
break;
case OP_STRING:
{
mrb_value v = irep->pool[GETARG_Bx(c)];
mrb_value s = mrb_str_dump(mrb, mrb_str_new(mrb, RSTRING_PTR(v), RSTRING_LEN(v)));
printf("OP_STRING\tR%d\tL(%d)\t; %s", GETARG_A(c), GETARG_Bx(c), RSTRING_PTR(s));
}
print_lv(mrb, irep, c, RA);
break;
case OP_STRCAT:
printf("OP_STRCAT\tR%d\tR%d\t", GETARG_A(c), GETARG_B(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_HASH:
printf("OP_HASH\tR%d\tR%d\t%d", GETARG_A(c), GETARG_B(c), GETARG_C(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_OCLASS:
printf("OP_OCLASS\tR%d\t\t", GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_CLASS:
printf("OP_CLASS\tR%d\t:%s", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]));
print_lv(mrb, irep, c, RA);
break;
case OP_MODULE:
printf("OP_MODULE\tR%d\t:%s", GETARG_A(c),
mrb_sym2name(mrb, irep->syms[GETARG_B(c)]));
print_lv(mrb, irep, c, RA);
break;
case OP_EXEC:
printf("OP_EXEC\tR%d\tI(%+d)", GETARG_A(c), GETARG_Bx(c)+1);
print_lv(mrb, irep, c, RA);
break;
case OP_SCLASS:
printf("OP_SCLASS\tR%d\tR%d\t", GETARG_A(c), GETARG_B(c));
print_lv(mrb, irep, c, RAB);
break;
case OP_TCLASS:
printf("OP_TCLASS\tR%d\t\t", GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_ERR:
{
mrb_value v = irep->pool[GETARG_Bx(c)];
mrb_value s = mrb_str_dump(mrb, mrb_str_new(mrb, RSTRING_PTR(v), RSTRING_LEN(v)));
printf("OP_ERR\t%s\n", RSTRING_PTR(s));
}
break;
case OP_EPUSH:
printf("OP_EPUSH\t:I(%+d)\n", GETARG_Bx(c)+1);
break;
case OP_ONERR:
printf("OP_ONERR\t%03d\n", i+GETARG_sBx(c));
break;
case OP_RESCUE:
{
int a = GETARG_A(c);
int b = GETARG_B(c);
int cnt = GETARG_C(c);
if (b == 0) {
printf("OP_RESCUE\tR%d\t\t%s", a, cnt ? "cont" : "");
print_lv(mrb, irep, c, RA);
break;
}
else {
printf("OP_RESCUE\tR%d\tR%d\t%s", a, b, cnt ? "cont" : "");
print_lv(mrb, irep, c, RAB);
break;
}
}
break;
case OP_RAISE:
printf("OP_RAISE\tR%d\t\t", GETARG_A(c));
print_lv(mrb, irep, c, RA);
break;
case OP_POPERR:
printf("OP_POPERR\t%d\t\t\n", GETARG_A(c));
break;
case OP_EPOP:
printf("OP_EPOP\t%d\n", GETARG_A(c));
break;
default:
printf("OP_unknown %d\t%d\t%d\t%d\n", GET_OPCODE(c),
GETARG_A(c), GETARG_B(c), GETARG_C(c));
break;
}
mrb_gc_arena_restore(mrb, ai);
}
printf("\n");
#endif
}
static void
codedump_recur(mrb_state *mrb, mrb_irep *irep)
{
int i;
codedump(mrb, irep);
for (i=0; i<irep->rlen; i++) {
codedump_recur(mrb, irep->reps[i]);
}
}
void
mrb_codedump_all(mrb_state *mrb, struct RProc *proc)
{
codedump_recur(mrb, proc->body.irep);
}
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