зеркало из https://github.com/github/ruby.git
911 строки
24 KiB
C
911 строки
24 KiB
C
/**********************************************************************
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vm_dump.c -
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$Author$
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Copyright (C) 2004-2007 Koichi Sasada
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**********************************************************************/
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#include "ruby/ruby.h"
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#include "addr2line.h"
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#include "vm_core.h"
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#include "internal.h"
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/* see vm_insnhelper.h for the values */
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#ifndef VMDEBUG
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#define VMDEBUG 0
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#endif
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#define MAX_POSBUF 128
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#define VM_CFP_CNT(th, cfp) \
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((rb_control_frame_t *)((th)->stack + (th)->stack_size) - (rb_control_frame_t *)(cfp))
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static void
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control_frame_dump(rb_thread_t *th, rb_control_frame_t *cfp)
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{
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ptrdiff_t pc = -1;
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ptrdiff_t ep = cfp->ep - th->stack;
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char ep_in_heap = ' ';
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char posbuf[MAX_POSBUF+1];
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int line = 0;
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const char *magic, *iseq_name = "-", *selfstr = "-", *biseq_name = "-";
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VALUE tmp;
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if (cfp->block_iseq != 0 && BUILTIN_TYPE(cfp->block_iseq) != T_NODE) {
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biseq_name = ""; /* RSTRING(cfp->block_iseq->location.label)->ptr; */
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}
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if (ep < 0 || (size_t)ep > th->stack_size) {
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ep = (ptrdiff_t)cfp->ep;
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ep_in_heap = 'p';
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}
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switch (VM_FRAME_TYPE(cfp)) {
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case VM_FRAME_MAGIC_TOP:
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magic = "TOP";
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break;
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case VM_FRAME_MAGIC_METHOD:
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magic = "METHOD";
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break;
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case VM_FRAME_MAGIC_CLASS:
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magic = "CLASS";
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break;
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case VM_FRAME_MAGIC_BLOCK:
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magic = "BLOCK";
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break;
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case VM_FRAME_MAGIC_CFUNC:
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magic = "CFUNC";
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break;
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case VM_FRAME_MAGIC_PROC:
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magic = "PROC";
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break;
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case VM_FRAME_MAGIC_LAMBDA:
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magic = "LAMBDA";
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break;
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case VM_FRAME_MAGIC_IFUNC:
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magic = "IFUNC";
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break;
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case VM_FRAME_MAGIC_EVAL:
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magic = "EVAL";
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break;
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case 0:
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magic = "------";
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break;
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default:
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magic = "(none)";
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break;
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}
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if (0) {
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tmp = rb_inspect(cfp->self);
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selfstr = StringValueCStr(tmp);
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}
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else {
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selfstr = "";
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}
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if (cfp->iseq != 0) {
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if (RUBY_VM_IFUNC_P(cfp->iseq)) {
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iseq_name = "<ifunc>";
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}
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else {
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pc = cfp->pc - cfp->iseq->iseq_encoded;
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iseq_name = RSTRING_PTR(cfp->iseq->location.label);
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line = rb_vm_get_sourceline(cfp);
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if (line) {
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snprintf(posbuf, MAX_POSBUF, "%s:%d", RSTRING_PTR(cfp->iseq->location.path), line);
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}
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}
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}
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else if (cfp->me) {
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iseq_name = rb_id2name(cfp->me->def->original_id);
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snprintf(posbuf, MAX_POSBUF, ":%s", iseq_name);
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line = -1;
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}
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fprintf(stderr, "c:%04"PRIdPTRDIFF" ",
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((rb_control_frame_t *)(th->stack + th->stack_size) - cfp));
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if (pc == -1) {
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fprintf(stderr, "p:---- ");
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}
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else {
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fprintf(stderr, "p:%04"PRIdPTRDIFF" ", pc);
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}
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fprintf(stderr, "s:%04"PRIdPTRDIFF" ", cfp->sp - th->stack);
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fprintf(stderr, ep_in_heap == ' ' ? "e:%06"PRIdPTRDIFF" " : "E:%06"PRIxPTRDIFF" ", ep % 10000);
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fprintf(stderr, "%-6s", magic);
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if (line) {
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fprintf(stderr, " %s", posbuf);
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}
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if (VM_FRAME_TYPE_FINISH_P(cfp)) {
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fprintf(stderr, " [FINISH]");
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}
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if (0) {
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fprintf(stderr, " \t");
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fprintf(stderr, "iseq: %-24s ", iseq_name);
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fprintf(stderr, "self: %-24s ", selfstr);
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fprintf(stderr, "%-1s ", biseq_name);
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}
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fprintf(stderr, "\n");
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}
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void
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rb_vmdebug_stack_dump_raw(rb_thread_t *th, rb_control_frame_t *cfp)
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{
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#if 0
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VALUE *sp = cfp->sp, *ep = cfp->ep;
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VALUE *p, *st, *t;
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fprintf(stderr, "-- stack frame ------------\n");
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for (p = st = th->stack; p < sp; p++) {
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fprintf(stderr, "%04ld (%p): %08"PRIxVALUE, (long)(p - st), p, *p);
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t = (VALUE *)*p;
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if (th->stack <= t && t < sp) {
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fprintf(stderr, " (= %ld)", (long)((VALUE *)GC_GUARDED_PTR_REF(t) - th->stack));
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}
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if (p == ep)
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fprintf(stderr, " <- ep");
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fprintf(stderr, "\n");
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}
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#endif
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fprintf(stderr, "-- Control frame information "
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"-----------------------------------------------\n");
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while ((void *)cfp < (void *)(th->stack + th->stack_size)) {
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control_frame_dump(th, cfp);
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cfp++;
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}
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fprintf(stderr, "\n");
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}
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void
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rb_vmdebug_stack_dump_raw_current(void)
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{
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rb_thread_t *th = GET_THREAD();
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rb_vmdebug_stack_dump_raw(th, th->cfp);
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}
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void
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rb_vmdebug_env_dump_raw(rb_env_t *env, VALUE *ep)
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{
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int i;
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fprintf(stderr, "-- env --------------------\n");
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while (env) {
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fprintf(stderr, "--\n");
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for (i = 0; i < env->env_size; i++) {
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fprintf(stderr, "%04d: %08"PRIxVALUE" (%p)", -env->local_size + i, env->env[i],
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(void *)&env->env[i]);
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if (&env->env[i] == ep)
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fprintf(stderr, " <- ep");
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fprintf(stderr, "\n");
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}
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if (env->prev_envval != 0) {
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GetEnvPtr(env->prev_envval, env);
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}
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else {
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env = 0;
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}
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}
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fprintf(stderr, "---------------------------\n");
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}
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void
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rb_vmdebug_proc_dump_raw(rb_proc_t *proc)
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{
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rb_env_t *env;
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char *selfstr;
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VALUE val = rb_inspect(proc->block.self);
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selfstr = StringValueCStr(val);
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fprintf(stderr, "-- proc -------------------\n");
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fprintf(stderr, "self: %s\n", selfstr);
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GetEnvPtr(proc->envval, env);
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rb_vmdebug_env_dump_raw(env, proc->block.ep);
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}
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void
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rb_vmdebug_stack_dump_th(VALUE thval)
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{
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rb_thread_t *th;
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GetThreadPtr(thval, th);
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rb_vmdebug_stack_dump_raw(th, th->cfp);
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}
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#if VMDEBUG > 2
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/* copy from vm.c */
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static VALUE *
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vm_base_ptr(rb_control_frame_t *cfp)
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{
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rb_control_frame_t *prev_cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);
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VALUE *bp = prev_cfp->sp + cfp->iseq->local_size + 1;
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if (cfp->iseq->type == ISEQ_TYPE_METHOD) {
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bp += 1;
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}
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return bp;
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}
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static void
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vm_stack_dump_each(rb_thread_t *th, rb_control_frame_t *cfp)
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{
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int i;
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VALUE rstr;
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VALUE *sp = cfp->sp;
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VALUE *ep = cfp->ep;
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int argc = 0, local_size = 0;
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const char *name;
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rb_iseq_t *iseq = cfp->iseq;
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if (iseq == 0) {
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if (RUBYVM_CFUNC_FRAME_P(cfp)) {
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name = rb_id2name(cfp->me->called_id);
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}
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else {
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name = "?";
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}
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}
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else if (RUBY_VM_IFUNC_P(iseq)) {
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name = "<ifunc>";
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}
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else {
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argc = iseq->argc;
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local_size = iseq->local_size;
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name = RSTRING_PTR(iseq->location.label);
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}
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/* stack trace header */
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if (VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_METHOD ||
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VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_TOP ||
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VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_BLOCK ||
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VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_CLASS ||
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VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_PROC ||
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VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_LAMBDA ||
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VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_CFUNC ||
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VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_IFUNC ||
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VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_EVAL) {
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VALUE *ptr = ep - local_size;
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control_frame_dump(th, cfp);
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for (i = 0; i < argc; i++) {
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rstr = rb_inspect(*ptr);
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fprintf(stderr, " arg %2d: %8s (%p)\n", i, StringValueCStr(rstr),
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(void *)ptr++);
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}
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for (; i < local_size - 1; i++) {
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rstr = rb_inspect(*ptr);
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fprintf(stderr, " local %2d: %8s (%p)\n", i, StringValueCStr(rstr),
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(void *)ptr++);
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}
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ptr = vm_base_ptr(cfp);
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for (; ptr < sp; ptr++, i++) {
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if (*ptr == Qundef) {
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rstr = rb_str_new2("undef");
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}
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else {
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rstr = rb_inspect(*ptr);
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}
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fprintf(stderr, " stack %2d: %8s (%"PRIdPTRDIFF")\n", i, StringValueCStr(rstr),
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(ptr - th->stack));
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}
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}
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else if (VM_FRAME_TYPE_FINISH_P(cfp)) {
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if ((th)->stack + (th)->stack_size > (VALUE *)(cfp + 1)) {
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vm_stack_dump_each(th, cfp + 1);
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}
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else {
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/* SDR(); */
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}
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}
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else {
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rb_bug("unsupport frame type: %08lx", VM_FRAME_TYPE(cfp));
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}
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}
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#endif
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void
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rb_vmdebug_debug_print_register(rb_thread_t *th)
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{
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rb_control_frame_t *cfp = th->cfp;
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ptrdiff_t pc = -1;
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ptrdiff_t ep = cfp->ep - th->stack;
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ptrdiff_t cfpi;
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if (RUBY_VM_NORMAL_ISEQ_P(cfp->iseq)) {
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pc = cfp->pc - cfp->iseq->iseq_encoded;
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}
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if (ep < 0 || (size_t)ep > th->stack_size) {
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ep = -1;
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}
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cfpi = ((rb_control_frame_t *)(th->stack + th->stack_size)) - cfp;
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fprintf(stderr, " [PC] %04"PRIdPTRDIFF", [SP] %04"PRIdPTRDIFF", [EP] %04"PRIdPTRDIFF", [CFP] %04"PRIdPTRDIFF"\n",
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pc, (cfp->sp - th->stack), ep, cfpi);
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}
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void
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rb_vmdebug_thread_dump_regs(VALUE thval)
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{
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rb_thread_t *th;
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GetThreadPtr(thval, th);
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rb_vmdebug_debug_print_register(th);
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}
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void
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rb_vmdebug_debug_print_pre(rb_thread_t *th, rb_control_frame_t *cfp,VALUE *_pc)
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{
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rb_iseq_t *iseq = cfp->iseq;
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if (iseq != 0) {
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VALUE *seq = iseq->iseq;
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ptrdiff_t pc = _pc - iseq->iseq_encoded;
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int i;
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for (i=0; i<(int)VM_CFP_CNT(th, cfp); i++) {
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printf(" ");
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}
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printf("| ");
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if(0)printf("[%03ld] ", (long)(cfp->sp - th->stack));
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/* printf("%3"PRIdPTRDIFF" ", VM_CFP_CNT(th, cfp)); */
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if (pc >= 0) {
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rb_iseq_disasm_insn(0, seq, (size_t)pc, iseq, 0);
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}
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}
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#if VMDEBUG > 3
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fprintf(stderr, " (1)");
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rb_vmdebug_debug_print_register(th);
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#endif
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}
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void
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rb_vmdebug_debug_print_post(rb_thread_t *th, rb_control_frame_t *cfp
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#if OPT_STACK_CACHING
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, VALUE reg_a, VALUE reg_b
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#endif
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)
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{
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#if VMDEBUG > 9
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SDR2(cfp);
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#endif
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#if VMDEBUG > 3
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fprintf(stderr, " (2)");
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rb_vmdebug_debug_print_register(th);
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#endif
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/* stack_dump_raw(th, cfp); */
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#if VMDEBUG > 2
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/* stack_dump_thobj(th); */
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vm_stack_dump_each(th, th->cfp);
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#if OPT_STACK_CACHING
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{
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VALUE rstr;
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rstr = rb_inspect(reg_a);
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fprintf(stderr, " sc reg A: %s\n", StringValueCStr(rstr));
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rstr = rb_inspect(reg_b);
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fprintf(stderr, " sc reg B: %s\n", StringValueCStr(rstr));
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}
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#endif
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printf
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("--------------------------------------------------------------\n");
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#endif
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}
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VALUE
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rb_vmdebug_thread_dump_state(VALUE self)
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{
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rb_thread_t *th;
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rb_control_frame_t *cfp;
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GetThreadPtr(self, th);
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cfp = th->cfp;
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fprintf(stderr, "Thread state dump:\n");
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fprintf(stderr, "pc : %p, sp : %p\n", (void *)cfp->pc, (void *)cfp->sp);
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fprintf(stderr, "cfp: %p, ep : %p\n", (void *)cfp, (void *)cfp->ep);
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return Qnil;
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}
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#if defined(HAVE_BACKTRACE)
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# if HAVE_LIBUNWIND
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# undef backtrace
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# define backtrace unw_backtrace
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# elif defined(__APPLE__) && defined(__x86_64__)
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# define UNW_LOCAL_ONLY
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# include <libunwind.h>
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# undef backtrace
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int backtrace (void **trace, int size) {
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unw_cursor_t cursor; unw_context_t uc;
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unw_word_t ip;
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int n = 0;
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unw_getcontext(&uc);
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unw_init_local(&cursor, &uc);
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while (unw_step(&cursor) > 0) {
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unw_get_reg(&cursor, UNW_REG_IP, &ip);
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trace[n++] = (void *)ip;
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{
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char buf[256];
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unw_get_proc_name(&cursor, buf, 256, &ip);
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if (strncmp("_sigtramp", buf, sizeof("_sigtramp")) == 0) {
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goto darwin_sigtramp;
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}
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}
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}
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return n;
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darwin_sigtramp:
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/* darwin's bundled libunwind doesn't support signal trampoline */
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{
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ucontext_t *uctx;
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/* get _sigtramp's ucontext_t and set values to cursor
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* http://www.opensource.apple.com/source/Libc/Libc-825.25/i386/sys/_sigtramp.s
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* http://www.opensource.apple.com/source/libunwind/libunwind-35.1/src/unw_getcontext.s
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*/
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unw_get_reg(&cursor, UNW_X86_64_RBX, &ip);
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uctx = (ucontext_t *)ip;
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unw_set_reg(&cursor, UNW_X86_64_RAX, uctx->uc_mcontext->__ss.__rax);
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unw_set_reg(&cursor, UNW_X86_64_RBX, uctx->uc_mcontext->__ss.__rbx);
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unw_set_reg(&cursor, UNW_X86_64_RCX, uctx->uc_mcontext->__ss.__rcx);
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unw_set_reg(&cursor, UNW_X86_64_RDX, uctx->uc_mcontext->__ss.__rdx);
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unw_set_reg(&cursor, UNW_X86_64_RDI, uctx->uc_mcontext->__ss.__rdi);
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unw_set_reg(&cursor, UNW_X86_64_RSI, uctx->uc_mcontext->__ss.__rsi);
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unw_set_reg(&cursor, UNW_X86_64_RBP, uctx->uc_mcontext->__ss.__rbp);
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unw_set_reg(&cursor, UNW_X86_64_RSP, 8+(uctx->uc_mcontext->__ss.__rsp));
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unw_set_reg(&cursor, UNW_X86_64_R8, uctx->uc_mcontext->__ss.__r8);
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unw_set_reg(&cursor, UNW_X86_64_R9, uctx->uc_mcontext->__ss.__r9);
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unw_set_reg(&cursor, UNW_X86_64_R10, uctx->uc_mcontext->__ss.__r10);
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unw_set_reg(&cursor, UNW_X86_64_R11, uctx->uc_mcontext->__ss.__r11);
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unw_set_reg(&cursor, UNW_X86_64_R12, uctx->uc_mcontext->__ss.__r12);
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unw_set_reg(&cursor, UNW_X86_64_R13, uctx->uc_mcontext->__ss.__r13);
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unw_set_reg(&cursor, UNW_X86_64_R14, uctx->uc_mcontext->__ss.__r14);
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unw_set_reg(&cursor, UNW_X86_64_R15, uctx->uc_mcontext->__ss.__r15);
|
|
ip = *(unw_word_t*)uctx->uc_mcontext->__ss.__rsp;
|
|
unw_set_reg(&cursor, UNW_REG_IP, ip);
|
|
trace[n++] = (void *)uctx->uc_mcontext->__ss.__rip;
|
|
trace[n++] = (void *)ip;
|
|
}
|
|
while (unw_step(&cursor) > 0) {
|
|
unw_get_reg(&cursor, UNW_REG_IP, &ip);
|
|
trace[n++] = (void *)ip;
|
|
}
|
|
return n;
|
|
}
|
|
# elif defined(BROKEN_BACKTRACE)
|
|
# undef HAVE_BACKTRACE
|
|
# define HAVE_BACKTRACE 0
|
|
# endif
|
|
#else
|
|
# define HAVE_BACKTRACE 0
|
|
#endif
|
|
|
|
#if HAVE_BACKTRACE
|
|
# include <execinfo.h>
|
|
#elif defined(_WIN32)
|
|
# include <imagehlp.h>
|
|
# ifndef SYMOPT_DEBUG
|
|
# define SYMOPT_DEBUG 0x80000000
|
|
# endif
|
|
# ifndef MAX_SYM_NAME
|
|
# define MAX_SYM_NAME 2000
|
|
typedef struct {
|
|
DWORD64 Offset;
|
|
WORD Segment;
|
|
ADDRESS_MODE Mode;
|
|
} ADDRESS64;
|
|
typedef struct {
|
|
DWORD64 Thread;
|
|
DWORD ThCallbackStack;
|
|
DWORD ThCallbackBStore;
|
|
DWORD NextCallback;
|
|
DWORD FramePointer;
|
|
DWORD64 KiCallUserMode;
|
|
DWORD64 KeUserCallbackDispatcher;
|
|
DWORD64 SystemRangeStart;
|
|
DWORD64 KiUserExceptionDispatcher;
|
|
DWORD64 StackBase;
|
|
DWORD64 StackLimit;
|
|
DWORD64 Reserved[5];
|
|
} KDHELP64;
|
|
typedef struct {
|
|
ADDRESS64 AddrPC;
|
|
ADDRESS64 AddrReturn;
|
|
ADDRESS64 AddrFrame;
|
|
ADDRESS64 AddrStack;
|
|
ADDRESS64 AddrBStore;
|
|
void *FuncTableEntry;
|
|
DWORD64 Params[4];
|
|
BOOL Far;
|
|
BOOL Virtual;
|
|
DWORD64 Reserved[3];
|
|
KDHELP64 KdHelp;
|
|
} STACKFRAME64;
|
|
typedef struct {
|
|
ULONG SizeOfStruct;
|
|
ULONG TypeIndex;
|
|
ULONG64 Reserved[2];
|
|
ULONG Index;
|
|
ULONG Size;
|
|
ULONG64 ModBase;
|
|
ULONG Flags;
|
|
ULONG64 Value;
|
|
ULONG64 Address;
|
|
ULONG Register;
|
|
ULONG Scope;
|
|
ULONG Tag;
|
|
ULONG NameLen;
|
|
ULONG MaxNameLen;
|
|
char Name[1];
|
|
} SYMBOL_INFO;
|
|
typedef struct {
|
|
DWORD SizeOfStruct;
|
|
void *Key;
|
|
DWORD LineNumber;
|
|
char *FileName;
|
|
DWORD64 Address;
|
|
} IMAGEHLP_LINE64;
|
|
typedef void *PREAD_PROCESS_MEMORY_ROUTINE64;
|
|
typedef void *PFUNCTION_TABLE_ACCESS_ROUTINE64;
|
|
typedef void *PGET_MODULE_BASE_ROUTINE64;
|
|
typedef void *PTRANSLATE_ADDRESS_ROUTINE64;
|
|
# endif
|
|
|
|
static void
|
|
dump_thread(void *arg)
|
|
{
|
|
HANDLE dbghelp;
|
|
BOOL (WINAPI *pSymInitialize)(HANDLE, const char *, BOOL);
|
|
BOOL (WINAPI *pSymCleanup)(HANDLE);
|
|
BOOL (WINAPI *pStackWalk64)(DWORD, HANDLE, HANDLE, STACKFRAME64 *, void *, PREAD_PROCESS_MEMORY_ROUTINE64, PFUNCTION_TABLE_ACCESS_ROUTINE64, PGET_MODULE_BASE_ROUTINE64, PTRANSLATE_ADDRESS_ROUTINE64);
|
|
DWORD64 (WINAPI *pSymGetModuleBase64)(HANDLE, DWORD64);
|
|
BOOL (WINAPI *pSymFromAddr)(HANDLE, DWORD64, DWORD64 *, SYMBOL_INFO *);
|
|
BOOL (WINAPI *pSymGetLineFromAddr64)(HANDLE, DWORD64, DWORD *, IMAGEHLP_LINE64 *);
|
|
HANDLE (WINAPI *pOpenThread)(DWORD, BOOL, DWORD);
|
|
DWORD tid = *(DWORD *)arg;
|
|
HANDLE ph;
|
|
HANDLE th;
|
|
|
|
dbghelp = LoadLibrary("dbghelp.dll");
|
|
if (!dbghelp) return;
|
|
pSymInitialize = (BOOL (WINAPI *)(HANDLE, const char *, BOOL))GetProcAddress(dbghelp, "SymInitialize");
|
|
pSymCleanup = (BOOL (WINAPI *)(HANDLE))GetProcAddress(dbghelp, "SymCleanup");
|
|
pStackWalk64 = (BOOL (WINAPI *)(DWORD, HANDLE, HANDLE, STACKFRAME64 *, void *, PREAD_PROCESS_MEMORY_ROUTINE64, PFUNCTION_TABLE_ACCESS_ROUTINE64, PGET_MODULE_BASE_ROUTINE64, PTRANSLATE_ADDRESS_ROUTINE64))GetProcAddress(dbghelp, "StackWalk64");
|
|
pSymGetModuleBase64 = (DWORD64 (WINAPI *)(HANDLE, DWORD64))GetProcAddress(dbghelp, "SymGetModuleBase64");
|
|
pSymFromAddr = (BOOL (WINAPI *)(HANDLE, DWORD64, DWORD64 *, SYMBOL_INFO *))GetProcAddress(dbghelp, "SymFromAddr");
|
|
pSymGetLineFromAddr64 = (BOOL (WINAPI *)(HANDLE, DWORD64, DWORD *, IMAGEHLP_LINE64 *))GetProcAddress(dbghelp, "SymGetLineFromAddr64");
|
|
pOpenThread = (HANDLE (WINAPI *)(DWORD, BOOL, DWORD))GetProcAddress(GetModuleHandle("kernel32.dll"), "OpenThread");
|
|
if (pSymInitialize && pSymCleanup && pStackWalk64 && pSymGetModuleBase64 &&
|
|
pSymFromAddr && pSymGetLineFromAddr64 && pOpenThread) {
|
|
SymSetOptions(SYMOPT_UNDNAME | SYMOPT_DEFERRED_LOADS | SYMOPT_DEBUG | SYMOPT_LOAD_LINES);
|
|
ph = GetCurrentProcess();
|
|
pSymInitialize(ph, NULL, TRUE);
|
|
th = pOpenThread(THREAD_SUSPEND_RESUME|THREAD_GET_CONTEXT, FALSE, tid);
|
|
if (th) {
|
|
if (SuspendThread(th) != (DWORD)-1) {
|
|
CONTEXT context;
|
|
memset(&context, 0, sizeof(context));
|
|
context.ContextFlags = CONTEXT_FULL;
|
|
if (GetThreadContext(th, &context)) {
|
|
char libpath[MAX_PATH];
|
|
char buf[sizeof(SYMBOL_INFO) + MAX_SYM_NAME];
|
|
SYMBOL_INFO *info = (SYMBOL_INFO *)buf;
|
|
DWORD mac;
|
|
STACKFRAME64 frame;
|
|
memset(&frame, 0, sizeof(frame));
|
|
#if defined(_M_AMD64) || defined(__x86_64__)
|
|
mac = IMAGE_FILE_MACHINE_AMD64;
|
|
frame.AddrPC.Mode = AddrModeFlat;
|
|
frame.AddrPC.Offset = context.Rip;
|
|
frame.AddrFrame.Mode = AddrModeFlat;
|
|
frame.AddrFrame.Offset = context.Rbp;
|
|
frame.AddrStack.Mode = AddrModeFlat;
|
|
frame.AddrStack.Offset = context.Rsp;
|
|
#elif defined(_M_IA64) || defined(__ia64__)
|
|
mac = IMAGE_FILE_MACHINE_IA64;
|
|
frame.AddrPC.Mode = AddrModeFlat;
|
|
frame.AddrPC.Offset = context.StIIP;
|
|
frame.AddrBStore.Mode = AddrModeFlat;
|
|
frame.AddrBStore.Offset = context.RsBSP;
|
|
frame.AddrStack.Mode = AddrModeFlat;
|
|
frame.AddrStack.Offset = context.IntSp;
|
|
#else /* i386 */
|
|
mac = IMAGE_FILE_MACHINE_I386;
|
|
frame.AddrPC.Mode = AddrModeFlat;
|
|
frame.AddrPC.Offset = context.Eip;
|
|
frame.AddrFrame.Mode = AddrModeFlat;
|
|
frame.AddrFrame.Offset = context.Ebp;
|
|
frame.AddrStack.Mode = AddrModeFlat;
|
|
frame.AddrStack.Offset = context.Esp;
|
|
#endif
|
|
|
|
while (pStackWalk64(mac, ph, th, &frame, &context, NULL,
|
|
NULL, NULL, NULL)) {
|
|
DWORD64 addr = frame.AddrPC.Offset;
|
|
IMAGEHLP_LINE64 line;
|
|
DWORD64 displacement;
|
|
DWORD tmp;
|
|
|
|
if (addr == frame.AddrReturn.Offset || addr == 0 ||
|
|
frame.AddrReturn.Offset == 0)
|
|
break;
|
|
|
|
memset(buf, 0, sizeof(buf));
|
|
info->SizeOfStruct = sizeof(SYMBOL_INFO);
|
|
info->MaxNameLen = MAX_SYM_NAME;
|
|
if (pSymFromAddr(ph, addr, &displacement, info)) {
|
|
if (GetModuleFileName((HANDLE)(uintptr_t)pSymGetModuleBase64(ph, addr), libpath, sizeof(libpath)))
|
|
fprintf(stderr, "%s", libpath);
|
|
fprintf(stderr, "(%s+0x%I64x)",
|
|
info->Name, displacement);
|
|
}
|
|
fprintf(stderr, " [0x%p]", (void *)(VALUE)addr);
|
|
memset(&line, 0, sizeof(line));
|
|
line.SizeOfStruct = sizeof(line);
|
|
if (pSymGetLineFromAddr64(ph, addr, &tmp, &line))
|
|
fprintf(stderr, " %s:%lu", line.FileName, line.LineNumber);
|
|
fprintf(stderr, "\n");
|
|
}
|
|
}
|
|
|
|
ResumeThread(th);
|
|
}
|
|
CloseHandle(th);
|
|
}
|
|
pSymCleanup(ph);
|
|
}
|
|
FreeLibrary(dbghelp);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
rb_print_backtrace(void)
|
|
{
|
|
#if HAVE_BACKTRACE
|
|
#define MAX_NATIVE_TRACE 1024
|
|
static void *trace[MAX_NATIVE_TRACE];
|
|
int n = backtrace(trace, MAX_NATIVE_TRACE);
|
|
#if defined(USE_ELF) && defined(HAVE_DLADDR)
|
|
rb_dump_backtrace_with_lines(n, trace);
|
|
#else
|
|
char **syms = backtrace_symbols(trace, n);
|
|
if (syms) {
|
|
int i;
|
|
for (i=0; i<n; i++) {
|
|
fprintf(stderr, "%s\n", syms[i]);
|
|
}
|
|
free(syms);
|
|
}
|
|
#endif
|
|
#elif defined(_WIN32)
|
|
DWORD tid = GetCurrentThreadId();
|
|
HANDLE th = (HANDLE)_beginthread(dump_thread, 0, &tid);
|
|
if (th != (HANDLE)-1)
|
|
WaitForSingleObject(th, INFINITE);
|
|
#endif
|
|
}
|
|
|
|
#ifdef __FreeBSD__
|
|
#include <sys/user.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/param.h>
|
|
#include <libprocstat.h>
|
|
# ifndef KVME_TYPE_MGTDEVICE
|
|
# define KVME_TYPE_MGTDEVICE 8
|
|
# endif
|
|
void
|
|
procstat_vm(struct procstat *procstat, struct kinfo_proc *kipp)
|
|
{
|
|
struct kinfo_vmentry *freep, *kve;
|
|
int ptrwidth;
|
|
unsigned int i, cnt;
|
|
const char *str;
|
|
#ifdef __x86_64__
|
|
ptrwidth = 14;
|
|
#else
|
|
ptrwidth = 2*sizeof(void *) + 2;
|
|
#endif
|
|
fprintf(stderr, "%*s %*s %3s %4s %4s %3s %3s %4s %-2s %-s\n",
|
|
ptrwidth, "START", ptrwidth, "END", "PRT", "RES",
|
|
"PRES", "REF", "SHD", "FL", "TP", "PATH");
|
|
|
|
freep = procstat_getvmmap(procstat, kipp, &cnt);
|
|
if (freep == NULL)
|
|
return;
|
|
for (i = 0; i < cnt; i++) {
|
|
kve = &freep[i];
|
|
fprintf(stderr, "%#*jx ", ptrwidth, (uintmax_t)kve->kve_start);
|
|
fprintf(stderr, "%#*jx ", ptrwidth, (uintmax_t)kve->kve_end);
|
|
fprintf(stderr, "%s", kve->kve_protection & KVME_PROT_READ ? "r" : "-");
|
|
fprintf(stderr, "%s", kve->kve_protection & KVME_PROT_WRITE ? "w" : "-");
|
|
fprintf(stderr, "%s ", kve->kve_protection & KVME_PROT_EXEC ? "x" : "-");
|
|
fprintf(stderr, "%4d ", kve->kve_resident);
|
|
fprintf(stderr, "%4d ", kve->kve_private_resident);
|
|
fprintf(stderr, "%3d ", kve->kve_ref_count);
|
|
fprintf(stderr, "%3d ", kve->kve_shadow_count);
|
|
fprintf(stderr, "%-1s", kve->kve_flags & KVME_FLAG_COW ? "C" : "-");
|
|
fprintf(stderr, "%-1s", kve->kve_flags & KVME_FLAG_NEEDS_COPY ? "N" :
|
|
"-");
|
|
fprintf(stderr, "%-1s", kve->kve_flags & KVME_FLAG_SUPER ? "S" : "-");
|
|
fprintf(stderr, "%-1s ", kve->kve_flags & KVME_FLAG_GROWS_UP ? "U" :
|
|
kve->kve_flags & KVME_FLAG_GROWS_DOWN ? "D" : "-");
|
|
switch (kve->kve_type) {
|
|
case KVME_TYPE_NONE:
|
|
str = "--";
|
|
break;
|
|
case KVME_TYPE_DEFAULT:
|
|
str = "df";
|
|
break;
|
|
case KVME_TYPE_VNODE:
|
|
str = "vn";
|
|
break;
|
|
case KVME_TYPE_SWAP:
|
|
str = "sw";
|
|
break;
|
|
case KVME_TYPE_DEVICE:
|
|
str = "dv";
|
|
break;
|
|
case KVME_TYPE_PHYS:
|
|
str = "ph";
|
|
break;
|
|
case KVME_TYPE_DEAD:
|
|
str = "dd";
|
|
break;
|
|
case KVME_TYPE_SG:
|
|
str = "sg";
|
|
break;
|
|
case KVME_TYPE_MGTDEVICE:
|
|
str = "md";
|
|
break;
|
|
case KVME_TYPE_UNKNOWN:
|
|
default:
|
|
str = "??";
|
|
break;
|
|
}
|
|
fprintf(stderr, "%-2s ", str);
|
|
fprintf(stderr, "%-s\n", kve->kve_path);
|
|
}
|
|
free(freep);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
rb_vm_bugreport(void)
|
|
{
|
|
#ifdef __linux__
|
|
# define PROC_MAPS_NAME "/proc/self/maps"
|
|
#endif
|
|
#ifdef PROC_MAPS_NAME
|
|
enum {other_runtime_info = 1};
|
|
#else
|
|
enum {other_runtime_info = 0};
|
|
#endif
|
|
const rb_vm_t *const vm = GET_VM();
|
|
|
|
#if defined __APPLE__
|
|
fputs("-- Crash Report log information "
|
|
"--------------------------------------------\n"
|
|
" See Crash Report log file under the one of following:\n"
|
|
" * ~/Library/Logs/CrashReporter\n"
|
|
" * /Library/Logs/CrashReporter\n"
|
|
" * ~/Library/Logs/DiagnosticReports\n"
|
|
" * /Library/Logs/DiagnosticReports\n"
|
|
" for more details.\n"
|
|
"\n",
|
|
stderr);
|
|
#endif
|
|
if (vm) {
|
|
SDR();
|
|
rb_backtrace_print_as_bugreport();
|
|
fputs("\n", stderr);
|
|
}
|
|
|
|
#if HAVE_BACKTRACE || defined(_WIN32)
|
|
fprintf(stderr, "-- C level backtrace information "
|
|
"-------------------------------------------\n");
|
|
rb_print_backtrace();
|
|
|
|
|
|
fprintf(stderr, "\n");
|
|
#endif /* HAVE_BACKTRACE */
|
|
|
|
if (other_runtime_info || vm) {
|
|
fprintf(stderr, "-- Other runtime information "
|
|
"-----------------------------------------------\n\n");
|
|
}
|
|
if (vm) {
|
|
int i;
|
|
VALUE name;
|
|
long len;
|
|
const int max_name_length = 1024;
|
|
# define LIMITED_NAME_LENGTH(s) \
|
|
(((len = RSTRING_LEN(s)) > max_name_length) ? max_name_length : (int)len)
|
|
|
|
name = vm->progname;
|
|
fprintf(stderr, "* Loaded script: %.*s\n",
|
|
LIMITED_NAME_LENGTH(name), RSTRING_PTR(name));
|
|
fprintf(stderr, "\n");
|
|
fprintf(stderr, "* Loaded features:\n\n");
|
|
for (i=0; i<RARRAY_LEN(vm->loaded_features); i++) {
|
|
name = RARRAY_AREF(vm->loaded_features, i);
|
|
if (RB_TYPE_P(name, T_STRING)) {
|
|
fprintf(stderr, " %4d %.*s\n", i,
|
|
LIMITED_NAME_LENGTH(name), RSTRING_PTR(name));
|
|
}
|
|
else if (RB_TYPE_P(name, T_CLASS) || RB_TYPE_P(name, T_MODULE)) {
|
|
const char *const type = RB_TYPE_P(name, T_CLASS) ?
|
|
"class" : "module";
|
|
name = rb_class_name(name);
|
|
fprintf(stderr, " %4d %s:%.*s\n", i, type,
|
|
LIMITED_NAME_LENGTH(name), RSTRING_PTR(name));
|
|
}
|
|
else {
|
|
VALUE klass = rb_class_name(CLASS_OF(name));
|
|
fprintf(stderr, " %4d #<%.*s:%p>\n", i,
|
|
LIMITED_NAME_LENGTH(klass), RSTRING_PTR(klass),
|
|
(void *)name);
|
|
}
|
|
}
|
|
fprintf(stderr, "\n");
|
|
}
|
|
|
|
{
|
|
#ifdef PROC_MAPS_NAME
|
|
{
|
|
FILE *fp = fopen(PROC_MAPS_NAME, "r");
|
|
if (fp) {
|
|
fprintf(stderr, "* Process memory map:\n\n");
|
|
|
|
while (!feof(fp)) {
|
|
char buff[0x100];
|
|
size_t rn = fread(buff, 1, 0x100, fp);
|
|
if (fwrite(buff, 1, rn, stderr) != rn)
|
|
break;
|
|
}
|
|
|
|
fclose(fp);
|
|
fprintf(stderr, "\n\n");
|
|
}
|
|
}
|
|
#endif /* __linux__ */
|
|
#ifdef __FreeBSD__
|
|
# define MIB_KERN_PROC_PID_LEN 4
|
|
int mib[MIB_KERN_PROC_PID_LEN];
|
|
struct kinfo_proc kp;
|
|
size_t len = sizeof(struct kinfo_proc);
|
|
mib[0] = CTL_KERN;
|
|
mib[1] = KERN_PROC;
|
|
mib[2] = KERN_PROC_PID;
|
|
mib[3] = getpid();
|
|
if (sysctl(mib, MIB_KERN_PROC_PID_LEN, &kp, &len, NULL, 0) == -1) {
|
|
perror("sysctl");
|
|
}
|
|
else {
|
|
struct procstat *prstat = procstat_open_sysctl();
|
|
fprintf(stderr, "* Process memory map:\n\n");
|
|
procstat_vm(prstat, &kp);
|
|
procstat_close(prstat);
|
|
fprintf(stderr, "\n");
|
|
}
|
|
#endif /* __FreeBSD__ */
|
|
}
|
|
}
|