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-rw-r--r--erts/emulator/beam/erl_process_dump.c207
1 files changed, 204 insertions, 3 deletions
diff --git a/erts/emulator/beam/erl_process_dump.c b/erts/emulator/beam/erl_process_dump.c
index 9ae1a36d6f..d893853063 100644
--- a/erts/emulator/beam/erl_process_dump.c
+++ b/erts/emulator/beam/erl_process_dump.c
@@ -52,6 +52,9 @@ static void print_function_from_pc(fmtfn_t to, void *to_arg, BeamInstr* x);
static void heap_dump(fmtfn_t to, void *to_arg, Eterm x);
static void dump_binaries(fmtfn_t to, void *to_arg, Binary* root);
static void dump_externally(fmtfn_t to, void *to_arg, Eterm term);
+static void dump_literals(fmtfn_t to, void *to_arg);
+static void dump_module_literals(fmtfn_t to, void *to_arg,
+ struct erl_module_instance* mp);
static Binary* all_binaries;
@@ -59,7 +62,6 @@ extern BeamInstr beam_apply[];
extern BeamInstr beam_exit[];
extern BeamInstr beam_continue_exit[];
-
void
erts_deep_process_dump(fmtfn_t to, void *to_arg)
{
@@ -76,6 +78,7 @@ erts_deep_process_dump(fmtfn_t to, void *to_arg)
}
}
+ dump_literals(to, to_arg);
dump_binaries(to, to_arg, all_binaries);
}
@@ -374,7 +377,7 @@ heap_dump(fmtfn_t to, void *to_arg, Eterm x)
next = (Eterm *) x;
} else if (is_list(x)) {
ptr = list_val(x);
- if (ptr[0] != OUR_NIL) {
+ if (ptr[0] != OUR_NIL && !erts_is_literal(x, ptr)) {
erts_print(to, to_arg, PTR_FMT ":l", ptr);
dump_element(to, to_arg, ptr[0]);
erts_putc(to, to_arg, '|');
@@ -393,7 +396,7 @@ heap_dump(fmtfn_t to, void *to_arg, Eterm x)
ptr = boxed_val(x);
hdr = *ptr;
- if (hdr != OUR_NIL) { /* If not visited */
+ if (hdr != OUR_NIL && !erts_is_literal(x, ptr)) {
erts_print(to, to_arg, PTR_FMT ":", ptr);
if (is_arity_value(hdr)) {
Uint i;
@@ -639,6 +642,204 @@ dump_externally(fmtfn_t to, void *to_arg, Eterm term)
}
}
+static void
+dump_literals(fmtfn_t to, void *to_arg)
+{
+ int i;
+ Module* modp;
+ ErtsCodeIndex code_ix;
+
+ code_ix = erts_active_code_ix();
+ erts_rlock_old_code(code_ix);
+
+ erts_print(to, to_arg, "=literals\n");
+
+ for (i = 0; i < module_code_size(code_ix); i++) {
+ modp = module_code(i, code_ix);
+ if (modp == NULL) {
+ continue;
+ }
+ dump_module_literals(to, to_arg, &modp->curr);
+ dump_module_literals(to, to_arg, &modp->old);
+ }
+ erts_runlock_old_code(code_ix);
+}
+
+static void
+dump_module_literals(fmtfn_t to, void *to_arg, struct erl_module_instance* mp)
+{
+ BeamCodeHeader* code;
+ ErtsLiteralArea* lit_area;
+ Eterm* htop;
+ Eterm* hend;
+
+ if (mp->code_length == 0) {
+ return;
+ }
+ code = mp->code_hdr;
+ lit_area = code->literal_area;
+ htop = lit_area->start;
+ hend = lit_area->end;
+ while (htop < hend) {
+ Eterm w = *htop;
+ Eterm term;
+ Uint size;
+
+ switch (primary_tag(w)) {
+ case TAG_PRIMARY_HEADER:
+ term = make_boxed(htop);
+ erts_print(to, to_arg, PTR_FMT ":", htop);
+ if (is_arity_value(w)) {
+ Uint i;
+ Uint arity = arityval(w);
+
+ erts_print(to, to_arg, "t" ETERM_FMT ":", arity);
+ for (i = 1; i <= arity; i++) {
+ dump_element(to, to_arg, htop[i]);
+ if (i < arity) {
+ erts_putc(to, to_arg, ',');
+ }
+ }
+ erts_putc(to, to_arg, '\n');
+ } else if (w == HEADER_FLONUM) {
+ FloatDef f;
+ char sbuf[31];
+ int i;
+
+ GET_DOUBLE_DATA((htop+1), f);
+ i = sys_double_to_chars(f.fd, sbuf, sizeof(sbuf));
+ sys_memset(sbuf+i, 0, 31-i);
+ erts_print(to, to_arg, "F%X:%s\n", i, sbuf);
+ } else if (_is_bignum_header(w)) {
+ erts_print(to, to_arg, "B%T\n", term);
+ } else if (is_binary_header(w)) {
+ Uint tag = thing_subtag(w);
+ Uint size = binary_size(term);
+ Uint i;
+
+ if (tag == HEAP_BINARY_SUBTAG) {
+ byte* p;
+
+ erts_print(to, to_arg, "Yh%X:", size);
+ p = binary_bytes(term);
+ for (i = 0; i < size; i++) {
+ erts_print(to, to_arg, "%02X", p[i]);
+ }
+ } else if (tag == REFC_BINARY_SUBTAG) {
+ ProcBin* pb = (ProcBin *) binary_val(term);
+ Binary* val = pb->val;
+
+ if (erts_atomic_xchg_nob(&val->intern.refc, 0) != 0) {
+ val->intern.flags = (UWord) all_binaries;
+ all_binaries = val;
+ }
+ erts_print(to, to_arg,
+ "Yc" PTR_FMT ":" PTR_FMT ":" PTR_FMT,
+ val,
+ pb->bytes - (byte *)val->orig_bytes,
+ size);
+ } else if (tag == SUB_BINARY_SUBTAG) {
+ ErlSubBin* Sb = (ErlSubBin *) binary_val(term);
+ Eterm* real_bin;
+ void* val;
+
+ real_bin = boxed_val(Sb->orig);
+ if (thing_subtag(*real_bin) == REFC_BINARY_SUBTAG) {
+ /*
+ * Unvisited REFC_BINARY: Point directly to
+ * the binary.
+ */
+ ProcBin* pb = (ProcBin *) real_bin;
+ val = pb->val;
+ } else {
+ /*
+ * Heap binary or visited REFC binary: Point
+ * to heap binary or ProcBin on the heap.
+ */
+ val = real_bin;
+ }
+ erts_print(to, to_arg,
+ "Ys" PTR_FMT ":" PTR_FMT ":" PTR_FMT,
+ val, Sb->offs, size);
+ }
+ erts_putc(to, to_arg, '\n');
+ } else if (is_map_header(w)) {
+ if (is_flatmap_header(w)) {
+ flatmap_t* fmp = (flatmap_t *) flatmap_val(term);
+ Eterm* values = htop + sizeof(flatmap_t) / sizeof(Eterm);
+ Uint map_size = fmp->size;
+ int i;
+
+ erts_print(to, to_arg, "Mf" ETERM_FMT ":", map_size);
+ dump_element(to, to_arg, fmp->keys);
+ erts_putc(to, to_arg, ':');
+ for (i = 0; i < map_size; i++) {
+ dump_element(to, to_arg, values[i]);
+ if (i < map_size-1) {
+ erts_putc(to, to_arg, ',');
+ }
+ }
+ erts_putc(to, to_arg, '\n');
+ } else {
+ Uint i;
+ Uint sz = 0;
+ Eterm* nodes = htop + 1;
+
+ switch (MAP_HEADER_TYPE(w)) {
+ case MAP_HEADER_TAG_HAMT_HEAD_ARRAY:
+ nodes++;
+ sz = 16;
+ erts_print(to, to_arg, "Mh" ETERM_FMT ":" ETERM_FMT ":",
+ hashmap_size(term), sz);
+ break;
+ case MAP_HEADER_TAG_HAMT_HEAD_BITMAP:
+ nodes++;
+ sz = hashmap_bitcount(MAP_HEADER_VAL(w));
+ erts_print(to, to_arg, "Mh" ETERM_FMT ":" ETERM_FMT ":",
+ hashmap_size(term), sz);
+ break;
+ case MAP_HEADER_TAG_HAMT_NODE_BITMAP:
+ sz = hashmap_bitcount(MAP_HEADER_VAL(w));
+ erts_print(to, to_arg, "Mn" ETERM_FMT ":", sz);
+ break;
+ }
+ for (i = 0; i < sz; i++) {
+ dump_element(to, to_arg, nodes[i]);
+ if (i < sz-1) {
+ erts_putc(to, to_arg, ',');
+ }
+ }
+ erts_putc(to, to_arg, '\n');
+ }
+ }
+ size = 1 + header_arity(w);
+ switch (w & _HEADER_SUBTAG_MASK) {
+ case MAP_SUBTAG:
+ if (is_flatmap_header(w)) {
+ size += 1 + flatmap_get_size(htop);
+ } else {
+ size += hashmap_bitcount(MAP_HEADER_VAL(w));
+ }
+ break;
+ case SUB_BINARY_SUBTAG:
+ size += 1;
+ break;
+ }
+ break;
+ default:
+ ASSERT(!is_header(htop[1]));
+ erts_print(to, to_arg, PTR_FMT ":l", htop);
+ dump_element(to, to_arg, htop[0]);
+ erts_putc(to, to_arg, '|');
+ dump_element(to, to_arg, htop[1]);
+ erts_putc(to, to_arg, '\n');
+ size = 2;
+ break;
+ }
+ htop += size;
+ }
+}
+
void erts_dump_process_state(fmtfn_t to, void *to_arg, erts_aint32_t psflg)
{
char *s;
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