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-rw-r--r--erts/emulator/beam/erl_process_dump.c74
1 files changed, 68 insertions, 6 deletions
diff --git a/erts/emulator/beam/erl_process_dump.c b/erts/emulator/beam/erl_process_dump.c
index b826e6c5d3..9ae1a36d6f 100644
--- a/erts/emulator/beam/erl_process_dump.c
+++ b/erts/emulator/beam/erl_process_dump.c
@@ -32,6 +32,7 @@
#include "dist.h"
#include "beam_catches.h"
#include "erl_binary.h"
+#include "erl_map.h"
#define ERTS_WANT_EXTERNAL_TAGS
#include "external.h"
@@ -498,11 +499,77 @@ heap_dump(fmtfn_t to, void *to_arg, Eterm x)
erts_print(to, to_arg, "p<%beu.%beu>\n",
port_channel_no(x), port_number(x));
*ptr = OUR_NIL;
+ } else if (is_map_header(hdr)) {
+ if (is_flatmap_header(hdr)) {
+ flatmap_t* fmp = (flatmap_t *) flatmap_val(x);
+ Eterm* values = ptr + 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 (is_immed(values[i])) {
+ values[i] = make_small(0);
+ }
+ if (i < map_size-1) {
+ erts_putc(to, to_arg, ',');
+ }
+ }
+ erts_putc(to, to_arg, '\n');
+ *ptr = OUR_NIL;
+ x = fmp->keys;
+ if (map_size) {
+ fmp->keys = (Eterm) next;
+ next = &values[map_size-1];
+ }
+ continue;
+ } else {
+ Uint i;
+ Uint sz = 0;
+ Eterm* nodes = ptr + 1;
+
+ switch (MAP_HEADER_TYPE(hdr)) {
+ case MAP_HEADER_TAG_HAMT_HEAD_ARRAY:
+ nodes++;
+ sz = 16;
+ erts_print(to, to_arg, "Mh" ETERM_FMT ":" ETERM_FMT ":",
+ hashmap_size(x), sz);
+ break;
+ case MAP_HEADER_TAG_HAMT_HEAD_BITMAP:
+ nodes++;
+ sz = hashmap_bitcount(MAP_HEADER_VAL(hdr));
+ erts_print(to, to_arg, "Mh" ETERM_FMT ":" ETERM_FMT ":",
+ hashmap_size(x), sz);
+ break;
+ case MAP_HEADER_TAG_HAMT_NODE_BITMAP:
+ sz = hashmap_bitcount(MAP_HEADER_VAL(hdr));
+ erts_print(to, to_arg, "Mn" ETERM_FMT ":", sz);
+ break;
+ }
+ *ptr = OUR_NIL;
+ for (i = 0; i < sz; i++) {
+ dump_element(to, to_arg, nodes[i]);
+ if (is_immed(nodes[i])) {
+ nodes[i] = make_small(0);
+ }
+ if (i < sz-1) {
+ erts_putc(to, to_arg, ',');
+ }
+ }
+ erts_putc(to, to_arg, '\n');
+ x = nodes[0];
+ nodes[0] = (Eterm) next;
+ next = &nodes[sz-1];
+ continue;
+ }
} else {
/*
* All other we dump in the external term format.
*/
- dump_externally(to, to_arg, x);
+ dump_externally(to, to_arg, x);
erts_putc(to, to_arg, '\n');
*ptr = OUR_NIL;
}
@@ -564,11 +631,6 @@ dump_externally(fmtfn_t to, void *to_arg, Eterm term)
}
}
- /* Do not handle maps */
- if (is_map(term)) {
- term = am_undefined;
- }
-
s = p = sbuf;
erts_encode_ext(term, &p);
erts_print(to, to_arg, "E%X:", p-s);