4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
27 #pragma ident "%Z%%M% %I% %E% SMI"
37 dt_dis_log(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
39 (void) fprintf(fp, "%-4s %%r%u, %%r%u, %%r%u", name,
40 DIF_INSTR_R1(in), DIF_INSTR_R2(in), DIF_INSTR_RD(in));
45 dt_dis_branch(const dtrace_difo_t *dp, const char *name,
46 dif_instr_t in, FILE *fp)
48 (void) fprintf(fp, "%-4s %u", name, DIF_INSTR_LABEL(in));
53 dt_dis_load(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
55 (void) fprintf(fp, "%-4s [%%r%u], %%r%u", name,
56 DIF_INSTR_R1(in), DIF_INSTR_RD(in));
61 dt_dis_store(const dtrace_difo_t *dp, const char *name,
62 dif_instr_t in, FILE *fp)
64 (void) fprintf(fp, "%-4s %%r%u, [%%r%u]", name,
65 DIF_INSTR_R1(in), DIF_INSTR_RD(in));
70 dt_dis_str(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
72 (void) fprintf(fp, "%s", name);
77 dt_dis_r1rd(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
79 (void) fprintf(fp, "%-4s %%r%u, %%r%u", name,
80 DIF_INSTR_R1(in), DIF_INSTR_RD(in));
85 dt_dis_cmp(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
87 (void) fprintf(fp, "%-4s %%r%u, %%r%u", name,
88 DIF_INSTR_R1(in), DIF_INSTR_R2(in));
93 dt_dis_tst(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
95 (void) fprintf(fp, "%-4s %%r%u", name, DIF_INSTR_R1(in));
99 dt_dis_varname(const dtrace_difo_t *dp, uint_t id, uint_t scope)
101 const dtrace_difv_t *dvp = dp->dtdo_vartab;
104 for (i = 0; i < dp->dtdo_varlen; i++, dvp++) {
105 if (dvp->dtdv_id == id && dvp->dtdv_scope == scope) {
106 if (dvp->dtdv_name < dp->dtdo_strlen)
107 return (dp->dtdo_strtab + dvp->dtdv_name);
116 dt_dis_scope(const char *name)
119 case 'l': return (DIFV_SCOPE_LOCAL);
120 case 't': return (DIFV_SCOPE_THREAD);
121 case 'g': return (DIFV_SCOPE_GLOBAL);
122 default: return (-1u);
127 dt_dis_lda(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
129 uint_t var = DIF_INSTR_R1(in);
132 (void) fprintf(fp, "%-4s DT_VAR(%u), %%r%u, %%r%u", name,
133 var, DIF_INSTR_R2(in), DIF_INSTR_RD(in));
135 if ((vname = dt_dis_varname(dp, var, dt_dis_scope(name))) != NULL)
136 (void) fprintf(fp, "\t\t! DT_VAR(%u) = \"%s\"", var, vname);
140 dt_dis_ldv(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
142 uint_t var = DIF_INSTR_VAR(in);
145 (void) fprintf(fp, "%-4s DT_VAR(%u), %%r%u",
146 name, var, DIF_INSTR_RD(in));
148 if ((vname = dt_dis_varname(dp, var, dt_dis_scope(name))) != NULL)
149 (void) fprintf(fp, "\t\t! DT_VAR(%u) = \"%s\"", var, vname);
153 dt_dis_stv(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
155 uint_t var = DIF_INSTR_VAR(in);
158 (void) fprintf(fp, "%-4s %%r%u, DT_VAR(%u)",
159 name, DIF_INSTR_RS(in), var);
161 if ((vname = dt_dis_varname(dp, var, dt_dis_scope(name))) != NULL)
162 (void) fprintf(fp, "\t\t! DT_VAR(%u) = \"%s\"", var, vname);
166 dt_dis_setx(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
168 uint_t intptr = DIF_INSTR_INTEGER(in);
170 (void) fprintf(fp, "%-4s DT_INTEGER[%u], %%r%u", name,
171 intptr, DIF_INSTR_RD(in));
173 if (intptr < dp->dtdo_intlen) {
174 (void) fprintf(fp, "\t\t! 0x%llx",
175 (u_longlong_t)dp->dtdo_inttab[intptr]);
180 dt_dis_sets(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
182 uint_t strptr = DIF_INSTR_STRING(in);
184 (void) fprintf(fp, "%-4s DT_STRING[%u], %%r%u", name,
185 strptr, DIF_INSTR_RD(in));
187 if (strptr < dp->dtdo_strlen)
188 (void) fprintf(fp, "\t\t! \"%s\"", dp->dtdo_strtab + strptr);
193 dt_dis_ret(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
195 (void) fprintf(fp, "%-4s %%r%u", name, DIF_INSTR_RD(in));
200 dt_dis_call(const dtrace_difo_t *dp, const char *name, dif_instr_t in, FILE *fp)
202 uint_t subr = DIF_INSTR_SUBR(in);
204 (void) fprintf(fp, "%-4s DIF_SUBR(%u), %%r%u\t\t! %s",
205 name, subr, DIF_INSTR_RD(in), dtrace_subrstr(NULL, subr));
210 dt_dis_pushts(const dtrace_difo_t *dp,
211 const char *name, dif_instr_t in, FILE *fp)
213 static const char *const tnames[] = { "D type", "string" };
214 uint_t type = DIF_INSTR_TYPE(in);
216 (void) fprintf(fp, "%-4s DT_TYPE(%u), %%r%u, %%r%u",
217 name, type, DIF_INSTR_R2(in), DIF_INSTR_RS(in));
219 if (type < sizeof (tnames) / sizeof (tnames[0]))
220 (void) fprintf(fp, "\t! DT_TYPE(%u) = %s", type, tnames[type]);
224 dt_dis_xlate(const dtrace_difo_t *dp,
225 const char *name, dif_instr_t in, FILE *fp)
227 uint_t xlr = DIF_INSTR_XLREF(in);
229 (void) fprintf(fp, "%-4s DT_XLREF[%u], %%r%u",
230 name, xlr, DIF_INSTR_RD(in));
232 if (xlr < dp->dtdo_xlmlen) {
233 (void) fprintf(fp, "\t\t! DT_XLREF[%u] = %u.%s", xlr,
234 (uint_t)dp->dtdo_xlmtab[xlr]->dn_membexpr->dn_xlator->dx_id,
235 dp->dtdo_xlmtab[xlr]->dn_membname);
240 dt_dis_typestr(const dtrace_diftype_t *t, char *buf, size_t len)
242 char kind[16], ckind[16];
244 switch (t->dtdt_kind) {
246 (void) strcpy(kind, "D type");
248 case DIF_TYPE_STRING:
249 (void) strcpy(kind, "string");
252 (void) snprintf(kind, sizeof (kind), "0x%x", t->dtdt_kind);
255 switch (t->dtdt_ckind) {
257 (void) strcpy(ckind, "unknown");
260 (void) strcpy(ckind, "integer");
263 (void) strcpy(ckind, "float");
266 (void) strcpy(ckind, "pointer");
269 (void) strcpy(ckind, "array");
272 (void) strcpy(ckind, "function");
275 (void) strcpy(ckind, "struct");
278 (void) strcpy(ckind, "union");
281 (void) strcpy(ckind, "enum");
284 (void) strcpy(ckind, "forward");
287 (void) strcpy(ckind, "typedef");
290 (void) strcpy(ckind, "volatile");
293 (void) strcpy(ckind, "const");
296 (void) strcpy(ckind, "restrict");
299 (void) snprintf(ckind, sizeof (ckind), "0x%x", t->dtdt_ckind);
302 if (t->dtdt_flags & DIF_TF_BYREF) {
303 (void) snprintf(buf, len, "%s (%s) by ref (size %lu)",
304 kind, ckind, (ulong_t)t->dtdt_size);
306 (void) snprintf(buf, len, "%s (%s) (size %lu)",
307 kind, ckind, (ulong_t)t->dtdt_size);
314 dt_dis_rtab(const char *rtag, const dtrace_difo_t *dp, FILE *fp,
315 const dof_relodesc_t *rp, uint32_t len)
317 (void) fprintf(fp, "\n%-4s %-8s %-8s %s\n",
318 rtag, "OFFSET", "DATA", "NAME");
320 for (; len != 0; len--, rp++) {
321 (void) fprintf(fp, "%-4u %-8llu %-8llu %s\n",
322 rp->dofr_type, (u_longlong_t)rp->dofr_offset,
323 (u_longlong_t)rp->dofr_data,
324 &dp->dtdo_strtab[rp->dofr_name]);
329 dt_dis(const dtrace_difo_t *dp, FILE *fp)
331 static const struct opent {
333 void (*op_func)(const dtrace_difo_t *, const char *,
334 dif_instr_t, FILE *);
336 { "(illegal opcode)", dt_dis_str },
337 { "or", dt_dis_log }, /* DIF_OP_OR */
338 { "xor", dt_dis_log }, /* DIF_OP_XOR */
339 { "and", dt_dis_log }, /* DIF_OP_AND */
340 { "sll", dt_dis_log }, /* DIF_OP_SLL */
341 { "srl", dt_dis_log }, /* DIF_OP_SRL */
342 { "sub", dt_dis_log }, /* DIF_OP_SUB */
343 { "add", dt_dis_log }, /* DIF_OP_ADD */
344 { "mul", dt_dis_log }, /* DIF_OP_MUL */
345 { "sdiv", dt_dis_log }, /* DIF_OP_SDIV */
346 { "udiv", dt_dis_log }, /* DIF_OP_UDIV */
347 { "srem", dt_dis_log }, /* DIF_OP_SREM */
348 { "urem", dt_dis_log }, /* DIF_OP_UREM */
349 { "not", dt_dis_r1rd }, /* DIF_OP_NOT */
350 { "mov", dt_dis_r1rd }, /* DIF_OP_MOV */
351 { "cmp", dt_dis_cmp }, /* DIF_OP_CMP */
352 { "tst", dt_dis_tst }, /* DIF_OP_TST */
353 { "ba", dt_dis_branch }, /* DIF_OP_BA */
354 { "be", dt_dis_branch }, /* DIF_OP_BE */
355 { "bne", dt_dis_branch }, /* DIF_OP_BNE */
356 { "bg", dt_dis_branch }, /* DIF_OP_BG */
357 { "bgu", dt_dis_branch }, /* DIF_OP_BGU */
358 { "bge", dt_dis_branch }, /* DIF_OP_BGE */
359 { "bgeu", dt_dis_branch }, /* DIF_OP_BGEU */
360 { "bl", dt_dis_branch }, /* DIF_OP_BL */
361 { "blu", dt_dis_branch }, /* DIF_OP_BLU */
362 { "ble", dt_dis_branch }, /* DIF_OP_BLE */
363 { "bleu", dt_dis_branch }, /* DIF_OP_BLEU */
364 { "ldsb", dt_dis_load }, /* DIF_OP_LDSB */
365 { "ldsh", dt_dis_load }, /* DIF_OP_LDSH */
366 { "ldsw", dt_dis_load }, /* DIF_OP_LDSW */
367 { "ldub", dt_dis_load }, /* DIF_OP_LDUB */
368 { "lduh", dt_dis_load }, /* DIF_OP_LDUH */
369 { "lduw", dt_dis_load }, /* DIF_OP_LDUW */
370 { "ldx", dt_dis_load }, /* DIF_OP_LDX */
371 { "ret", dt_dis_ret }, /* DIF_OP_RET */
372 { "nop", dt_dis_str }, /* DIF_OP_NOP */
373 { "setx", dt_dis_setx }, /* DIF_OP_SETX */
374 { "sets", dt_dis_sets }, /* DIF_OP_SETS */
375 { "scmp", dt_dis_cmp }, /* DIF_OP_SCMP */
376 { "ldga", dt_dis_lda }, /* DIF_OP_LDGA */
377 { "ldgs", dt_dis_ldv }, /* DIF_OP_LDGS */
378 { "stgs", dt_dis_stv }, /* DIF_OP_STGS */
379 { "ldta", dt_dis_lda }, /* DIF_OP_LDTA */
380 { "ldts", dt_dis_ldv }, /* DIF_OP_LDTS */
381 { "stts", dt_dis_stv }, /* DIF_OP_STTS */
382 { "sra", dt_dis_log }, /* DIF_OP_SRA */
383 { "call", dt_dis_call }, /* DIF_OP_CALL */
384 { "pushtr", dt_dis_pushts }, /* DIF_OP_PUSHTR */
385 { "pushtv", dt_dis_pushts }, /* DIF_OP_PUSHTV */
386 { "popts", dt_dis_str }, /* DIF_OP_POPTS */
387 { "flushts", dt_dis_str }, /* DIF_OP_FLUSHTS */
388 { "ldgaa", dt_dis_ldv }, /* DIF_OP_LDGAA */
389 { "ldtaa", dt_dis_ldv }, /* DIF_OP_LDTAA */
390 { "stgaa", dt_dis_stv }, /* DIF_OP_STGAA */
391 { "sttaa", dt_dis_stv }, /* DIF_OP_STTAA */
392 { "ldls", dt_dis_ldv }, /* DIF_OP_LDLS */
393 { "stls", dt_dis_stv }, /* DIF_OP_STLS */
394 { "allocs", dt_dis_r1rd }, /* DIF_OP_ALLOCS */
395 { "copys", dt_dis_log }, /* DIF_OP_COPYS */
396 { "stb", dt_dis_store }, /* DIF_OP_STB */
397 { "sth", dt_dis_store }, /* DIF_OP_STH */
398 { "stw", dt_dis_store }, /* DIF_OP_STW */
399 { "stx", dt_dis_store }, /* DIF_OP_STX */
400 { "uldsb", dt_dis_load }, /* DIF_OP_ULDSB */
401 { "uldsh", dt_dis_load }, /* DIF_OP_ULDSH */
402 { "uldsw", dt_dis_load }, /* DIF_OP_ULDSW */
403 { "uldub", dt_dis_load }, /* DIF_OP_ULDUB */
404 { "ulduh", dt_dis_load }, /* DIF_OP_ULDUH */
405 { "ulduw", dt_dis_load }, /* DIF_OP_ULDUW */
406 { "uldx", dt_dis_load }, /* DIF_OP_ULDX */
407 { "rldsb", dt_dis_load }, /* DIF_OP_RLDSB */
408 { "rldsh", dt_dis_load }, /* DIF_OP_RLDSH */
409 { "rldsw", dt_dis_load }, /* DIF_OP_RLDSW */
410 { "rldub", dt_dis_load }, /* DIF_OP_RLDUB */
411 { "rlduh", dt_dis_load }, /* DIF_OP_RLDUH */
412 { "rlduw", dt_dis_load }, /* DIF_OP_RLDUW */
413 { "rldx", dt_dis_load }, /* DIF_OP_RLDX */
414 { "xlate", dt_dis_xlate }, /* DIF_OP_XLATE */
415 { "xlarg", dt_dis_xlate }, /* DIF_OP_XLARG */
418 const struct opent *op;
420 char type[DT_TYPE_NAMELEN];
422 (void) fprintf(fp, "\nDIFO 0x%p returns %s\n", (void *)dp,
423 dt_dis_typestr(&dp->dtdo_rtype, type, sizeof (type)));
425 (void) fprintf(fp, "%-3s %-8s %s\n",
426 "OFF", "OPCODE", "INSTRUCTION");
428 for (i = 0; i < dp->dtdo_len; i++) {
429 dif_instr_t instr = dp->dtdo_buf[i];
430 dif_instr_t opcode = DIF_INSTR_OP(instr);
432 if (opcode >= sizeof (optab) / sizeof (optab[0]))
433 opcode = 0; /* force invalid opcode message */
436 (void) fprintf(fp, "%02lu: %08x ", i, instr);
437 op->op_func(dp, op->op_name, instr, fp);
438 (void) fprintf(fp, "\n");
441 if (dp->dtdo_varlen != 0) {
442 (void) fprintf(fp, "\n%-16s %-4s %-3s %-3s %-4s %s\n",
443 "NAME", "ID", "KND", "SCP", "FLAG", "TYPE");
446 for (i = 0; i < dp->dtdo_varlen; i++) {
447 dtrace_difv_t *v = &dp->dtdo_vartab[i];
448 char kind[4], scope[4], flags[16] = { 0 };
450 switch (v->dtdv_kind) {
451 case DIFV_KIND_ARRAY:
452 (void) strcpy(kind, "arr");
454 case DIFV_KIND_SCALAR:
455 (void) strcpy(kind, "scl");
458 (void) snprintf(kind, sizeof (kind),
462 switch (v->dtdv_scope) {
463 case DIFV_SCOPE_GLOBAL:
464 (void) strcpy(scope, "glb");
466 case DIFV_SCOPE_THREAD:
467 (void) strcpy(scope, "tls");
469 case DIFV_SCOPE_LOCAL:
470 (void) strcpy(scope, "loc");
473 (void) snprintf(scope, sizeof (scope),
474 "%u", v->dtdv_scope);
477 if (v->dtdv_flags & ~(DIFV_F_REF | DIFV_F_MOD)) {
478 (void) snprintf(flags, sizeof (flags), "/0x%x",
479 v->dtdv_flags & ~(DIFV_F_REF | DIFV_F_MOD));
482 if (v->dtdv_flags & DIFV_F_REF)
483 (void) strcat(flags, "/r");
484 if (v->dtdv_flags & DIFV_F_MOD)
485 (void) strcat(flags, "/w");
487 (void) fprintf(fp, "%-16s %-4x %-3s %-3s %-4s %s\n",
488 &dp->dtdo_strtab[v->dtdv_name],
489 v->dtdv_id, kind, scope, flags + 1,
490 dt_dis_typestr(&v->dtdv_type, type, sizeof (type)));
493 if (dp->dtdo_xlmlen != 0) {
494 (void) fprintf(fp, "\n%-4s %-3s %-12s %s\n",
495 "XLID", "ARG", "MEMBER", "TYPE");
498 for (i = 0; i < dp->dtdo_xlmlen; i++) {
499 dt_node_t *dnp = dp->dtdo_xlmtab[i];
500 dt_xlator_t *dxp = dnp->dn_membexpr->dn_xlator;
501 (void) fprintf(fp, "%-4u %-3d %-12s %s\n",
502 (uint_t)dxp->dx_id, dxp->dx_arg, dnp->dn_membname,
503 dt_node_type_name(dnp, type, sizeof (type)));
506 if (dp->dtdo_krelen != 0)
507 dt_dis_rtab("KREL", dp, fp, dp->dtdo_kreltab, dp->dtdo_krelen);
509 if (dp->dtdo_urelen != 0)
510 dt_dis_rtab("UREL", dp, fp, dp->dtdo_ureltab, dp->dtdo_urelen);