aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator
diff options
context:
space:
mode:
Diffstat (limited to 'erts/emulator')
-rw-r--r--erts/emulator/beam/beam_debug.c2
-rw-r--r--erts/emulator/beam/beam_emu.c4
-rw-r--r--erts/emulator/beam/beam_load.c5
-rw-r--r--erts/emulator/beam/erl_async.c2
-rw-r--r--erts/emulator/beam/erl_bif_binary.c3
-rw-r--r--erts/emulator/beam/erl_bif_ddll.c5
-rw-r--r--erts/emulator/beam/erl_db_hash.c14
-rw-r--r--erts/emulator/beam/erl_db_tree.c14
-rw-r--r--erts/emulator/beam/erl_db_util.c21
-rw-r--r--erts/emulator/beam/erl_db_util.h2
-rw-r--r--erts/emulator/beam/erl_lock_check.c1
11 files changed, 46 insertions, 27 deletions
diff --git a/erts/emulator/beam/beam_debug.c b/erts/emulator/beam/beam_debug.c
index 23b267d5cd..b0bf14b94f 100644
--- a/erts/emulator/beam/beam_debug.c
+++ b/erts/emulator/beam/beam_debug.c
@@ -125,7 +125,7 @@ erts_debug_breakpoint_2(Process* p, Eterm MFA, Eterm bool)
BIF_ERROR(p, BADARG);
}
-#if 0 /* XXX:PaN - not used */
+#if 0 /* Kept for conveninence when hard debugging. */
void debug_dump_code(BeamInstr *I, int num)
{
BeamInstr *code_ptr = I;
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 260f349563..e4280e840c 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -4373,7 +4373,7 @@ apply_bif_or_nif_epilogue:
ASSERT(is_CP((BeamInstr)(ep->code)));
ASSERT(is_internal_pid(c_p->tracer_proc) ||
is_internal_port(c_p->tracer_proc));
- E[2] = make_cp(c_p->cp); /* XXX:PaN - code in lower range on halfword */
+ E[2] = make_cp(c_p->cp); /* Code in lower range on halfword */
E[1] = am_true; /* Process tracer */
E[0] = make_cp(ep->code);
c_p->cp = (flags & MATCH_SET_EXCEPTION_TRACE)
@@ -4889,7 +4889,7 @@ apply_bif_or_nif_epilogue:
neg_o_reds = -c_p->def_arg_reg[4];
FCALLS = c_p->fcalls;
SWAPIN;
- switch( c_p->def_arg_reg[3] ) { /* XXX:PaN - Halfword wont work with hipe yet... */
+ switch( c_p->def_arg_reg[3] ) { /* Halfword wont work with hipe yet! */
case HIPE_MODE_SWITCH_RES_RETURN:
ASSERT(is_value(reg[0]));
MoveReturn(reg[0], r(0));
diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c
index 30f276b95a..74777e4c26 100644
--- a/erts/emulator/beam/beam_load.c
+++ b/erts/emulator/beam/beam_load.c
@@ -1566,7 +1566,8 @@ load_code(LoaderState* stp)
case 0: /* Floating point number */
{
Eterm* hp;
-#if !defined(ARCH_64) || HALFWORD_HEAP /* XXX:PaN - Should use ARCH_64 variant instead */
+/* XXX:PaN - Halfword should use ARCH_64 variant instead */
+#if !defined(ARCH_64) || HALFWORD_HEAP
Uint high, low;
# endif
last_op->a[arg].val = new_literal(stp, &hp,
@@ -1933,7 +1934,7 @@ load_code(LoaderState* stp)
}
code[ci++] = (BeamInstr) stp->import[i].bf;
break;
- case 'P': /* Byte offset into tuple */ /* XXX:PaN - * sizeof(Eterm or Eterm *) ? */
+ case 'P': /* Byte offset into tuple */
VerifyTag(stp, tag, TAG_u);
tmp = tmp_op->a[arg].val;
code[ci++] = (BeamInstr) ((tmp_op->a[arg].val+1) * sizeof(Eterm));
diff --git a/erts/emulator/beam/erl_async.c b/erts/emulator/beam/erl_async.c
index be691317ee..12c7631448 100644
--- a/erts/emulator/beam/erl_async.c
+++ b/erts/emulator/beam/erl_async.c
@@ -70,7 +70,6 @@ static ErlAsync* async_ready_list = NULL;
/* Detach from driver */
static void async_detach(DE_Handle* dh)
{
- /* XXX:PaN what should happen here? we want to unload the driver or??? */
return;
}
@@ -176,7 +175,6 @@ int exit_async()
static void async_add(ErlAsync* a, AsyncQueue* q)
{
- /* XXX:PaN Is this still necessary when ports lock drivers? */
if (is_internal_port(a->port)) {
ERTS_LC_ASSERT(erts_drvportid2port(a->port));
/* make sure the driver will stay around */
diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c
index 1d8fd11b7b..cf9f7d304d 100644
--- a/erts/emulator/beam/erl_bif_binary.c
+++ b/erts/emulator/beam/erl_bif_binary.c
@@ -2551,7 +2551,8 @@ BIF_RETTYPE binary_referenced_byte_size_1(BIF_ALIST_1)
}
pb = (ProcBin *) binary_val(bin);
if (pb->thing_word == HEADER_PROC_BIN) {
- res = erts_make_integer((Uint) pb->val->orig_size, BIF_P); /* XXX:PaN Halfword? orig_size is a long */
+ /* XXX:PaN - Halfword - orig_size is a long, we should handle that */
+ res = erts_make_integer((Uint) pb->val->orig_size, BIF_P);
} else { /* heap binary */
res = erts_make_integer((Uint) ((ErlHeapBin *) pb)->size, BIF_P);
}
diff --git a/erts/emulator/beam/erl_bif_ddll.c b/erts/emulator/beam/erl_bif_ddll.c
index 9d5f0d9c02..2c2e283f65 100644
--- a/erts/emulator/beam/erl_bif_ddll.c
+++ b/erts/emulator/beam/erl_bif_ddll.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2006-2009. All Rights Reserved.
+ * Copyright Ericsson AB 2006-2010. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -1646,7 +1646,8 @@ static int do_unload_driver_entry(DE_Handle *dh, Eterm *save_name)
if (save_name != NULL) {
*save_name = mkatom(q->name);
}
- /* XXX:PaN Future locking problems? Don't dare to let go of the diver_list lock here!*/
+ /* Future locking problems? Don't dare to let go of the
+ diver_list lock here!*/
if (q->finish) {
int fpe_was_unmasked = erts_block_fpe();
(*(q->finish))();
diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c
index 08117bb6e5..5abd2e50fa 100644
--- a/erts/emulator/beam/erl_db_hash.c
+++ b/erts/emulator/beam/erl_db_hash.c
@@ -2745,6 +2745,7 @@ static void db_finalize_dbterm_hash(DbUpdateHandle* handle)
ASSERT(&oldp->dbterm == handle->dbterm);
if (handle->mustResize) {
+ ErlOffHeap tmp_offheap;
Eterm* top;
Eterm copy;
DbTerm* newDbTerm;
@@ -2755,14 +2756,15 @@ static void db_finalize_dbterm_hash(DbUpdateHandle* handle)
newDbTerm = &newp->dbterm;
newDbTerm->size = handle->new_size;
- newDbTerm->off_heap.first = NULL;
- newDbTerm->off_heap.overhead = 0;
+ tmp_offheap.first = NULL;
+ tmp_offheap.overhead = 0;
/* make a flat copy */
top = DBTERM_BUF(newDbTerm);
copy = copy_struct(make_tuple(handle->dbterm->tpl),
handle->new_size,
- &top, &newDbTerm->off_heap);
+ &top, &tmp_offheap);
+ newDbTerm->first_oh = tmp_offheap.first;
DBTERM_SET_TPL(newDbTerm,tuple_val(copy));
WUNLOCK_HASH(lck);
@@ -2805,7 +2807,11 @@ void db_foreach_offheap_hash(DbTable *tbl,
for (i = 0; i < nactive; i++) {
list = BUCKET(tb,i);
while(list != 0) {
- (*func)(&(list->dbterm.off_heap), arg);
+ ErlOffHeap tmp_offheap;
+ tmp_offheap.first = list->dbterm.first_oh;
+ tmp_offheap.overhead = 0;
+ (*func)(&tmp_offheap, arg);
+ list->dbterm.first_oh = tmp_offheap.first;
list = list->next;
}
}
diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c
index da2696163a..5644e85f97 100644
--- a/erts/emulator/beam/erl_db_tree.c
+++ b/erts/emulator/beam/erl_db_tree.c
@@ -1818,10 +1818,14 @@ do_db_tree_foreach_offheap(TreeDbTerm *tdbt,
void (*func)(ErlOffHeap *, void *),
void * arg)
{
+ ErlOffHeap tmp_offheap;
if(!tdbt)
return;
do_db_tree_foreach_offheap(tdbt->left, func, arg);
- (*func)(&(tdbt->dbterm.off_heap), arg);
+ tmp_offheap.first = tdbt->dbterm.first_oh;
+ tmp_offheap.overhead = 0;
+ (*func)(&tmp_offheap, arg);
+ tdbt->dbterm.first_oh = tmp_offheap.first;
do_db_tree_foreach_offheap(tdbt->right, func, arg);
}
@@ -2575,6 +2579,7 @@ static int db_lookup_dbterm_tree(DbTable *tbl, Eterm key, DbUpdateHandle* handle
static void db_finalize_dbterm_tree(DbUpdateHandle* handle)
{
if (handle->mustResize) {
+ ErlOffHeap tmp_offheap;
Eterm* top;
Eterm copy;
DbTerm* newDbTerm;
@@ -2589,14 +2594,15 @@ static void db_finalize_dbterm_tree(DbUpdateHandle* handle)
newDbTerm = &newp->dbterm;
newDbTerm->size = handle->new_size;
- newDbTerm->off_heap.first = NULL;
- newDbTerm->off_heap.overhead = 0;
+ tmp_offheap.first = NULL;
+ tmp_offheap.overhead = 0;
/* make a flat copy */
top = DBTERM_BUF(newDbTerm);
copy = copy_struct(make_tuple(handle->dbterm->tpl),
handle->new_size,
- &top, &newDbTerm->off_heap);
+ &top, &tmp_offheap);
+ newDbTerm->first_oh = tmp_offheap.first;
DBTERM_SET_TPL(newDbTerm,tuple_val(copy));
db_free_term_data(handle->dbterm);
diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c
index 48e0080525..2f34561234 100644
--- a/erts/emulator/beam/erl_db_util.c
+++ b/erts/emulator/beam/erl_db_util.c
@@ -1733,8 +1733,7 @@ restart:
FAIL();
ep = termp;
break;
- case matchArrayBind: /* When the array size is unknown. */ /* XXX:PaN - where does
- this array come from? */
+ case matchArrayBind: /* When the array size is unknown. */
n = *pc++;
hp[n] = dpm_array_to_list(psp, termp, arity);
break;
@@ -2452,9 +2451,13 @@ void* db_get_term(DbTableCommon *tb, DbTerm* old, Uint offset, Eterm obj)
DbTerm* p;
Eterm copy;
Eterm *top;
+ ErlOffHeap tmp_offheap;
if (old != 0) {
- erts_cleanup_offheap(&old->off_heap);
+ tmp_offheap.first = old->first_oh;
+ tmp_offheap.overhead = 0;
+ erts_cleanup_offheap(&tmp_offheap);
+ old->first_oh = tmp_offheap.first;
if (size == old->size) {
p = old;
} else {
@@ -2490,11 +2493,12 @@ void* db_get_term(DbTableCommon *tb, DbTerm* old, Uint offset, Eterm obj)
p = (DbTerm*) ((void *)(((char *) structp) + offset));
}
p->size = size;
- p->off_heap.first = NULL;
- p->off_heap.overhead = 0;
+ tmp_offheap.first = NULL;
+ tmp_offheap.overhead = 0;
top = DBTERM_BUF(p);
- copy = copy_struct(obj, size, &top, &p->off_heap);
+ copy = copy_struct(obj, size, &top, &tmp_offheap);
+ p->first_oh = tmp_offheap.first;
DBTERM_SET_TPL(p,tuple_val(copy));
return structp;
@@ -2503,7 +2507,10 @@ void* db_get_term(DbTableCommon *tb, DbTerm* old, Uint offset, Eterm obj)
void db_free_term_data(DbTerm* p)
{
- erts_cleanup_offheap(&p->off_heap);
+ ErlOffHeap tmp_offheap;
+ tmp_offheap.first = p->first_oh;
+ tmp_offheap.overhead = 0;
+ erts_cleanup_offheap(&tmp_offheap);
}
diff --git a/erts/emulator/beam/erl_db_util.h b/erts/emulator/beam/erl_db_util.h
index 672c5f2cd1..0f333e8b34 100644
--- a/erts/emulator/beam/erl_db_util.h
+++ b/erts/emulator/beam/erl_db_util.h
@@ -57,7 +57,7 @@
* A datatype for a database entry stored out of a process heap
*/
typedef struct db_term {
- ErlOffHeap off_heap; /* Off heap data for term. */
+ struct erl_off_heap_header* first_oh; /* Off heap data for term. */
Uint size; /* Size of term in "words" */
Eterm tpl[1]; /* Untagged "constant pointer" to top tuple */
/* (assumed to be first in buffer) */
diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c
index 99cc80e259..d6138fa4e4 100644
--- a/erts/emulator/beam/erl_lock_check.c
+++ b/erts/emulator/beam/erl_lock_check.c
@@ -1258,7 +1258,6 @@ erts_lc_init_lock(erts_lc_lock_t *lck, char *name, Uint16 flags)
{
lck->id = erts_lc_get_lock_order_id(name);
- /* XXX:PaN What to do with the extra information? */
lck->extra = make_boxed(&lck->extra);
lck->flags = flags;
lck->inited = ERTS_LC_INITITALIZED;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 15:08:23 +0000