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-rw-r--r--erts/emulator/beam/erl_vm.h58
1 files changed, 24 insertions, 34 deletions
diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h
index c962955de9..f97716d030 100644
--- a/erts/emulator/beam/erl_vm.h
+++ b/erts/emulator/beam/erl_vm.h
@@ -1,18 +1,19 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1996-2012. All Rights Reserved.
+ * Copyright Ericsson AB 1996-2016. 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
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
*
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
* %CopyrightEnd%
*/
@@ -20,8 +21,6 @@
#ifndef __ERL_VM_H__
#define __ERL_VM_H__
-/* #define ERTS_OPCODE_COUNTER_SUPPORT */
-
/* FORCE_HEAP_FRAGS:
* Debug provocation to make HAlloc always create heap fragments (if allowed)
* even if there is room on heap.
@@ -41,15 +40,6 @@
#define MAX_ARG 255 /* Max number of arguments allowed */
#define MAX_REG 1024 /* Max number of x(N) registers used */
-/* Scheduler stores data for temporary heaps if
- !HEAP_ON_C_STACK. Macros (*TmpHeap*) in global.h selects if we put temporary
- heap data on the C stack or if we use the buffers in the scheduler data. */
-#define TMP_HEAP_SIZE 128 /* Number of Eterm in the schedulers
- small heap for transient heap data */
-#define CMP_TMP_HEAP_SIZE 32 /* cmp wants its own tmp-heap... */
-#define ERL_ARITH_TMP_HEAP_SIZE 4 /* as does erl_arith... */
-#define BEAM_EMU_TMP_HEAP_SIZE 2 /* and beam_emu... */
-
/*
* The new arithmetic operations need some extra X registers in the register array.
* so does the gc_bif's (i_gc_bif3 need 3 extra).
@@ -60,6 +50,7 @@
#define H_DEFAULT_SIZE 233 /* default (heap + stack) min size */
#define VH_DEFAULT_SIZE 32768 /* default virtual (bin) heap min size (words) */
+#define H_DEFAULT_MAX_SIZE 0 /* default max heap size is off */
#define CP_SIZE 1
@@ -80,7 +71,7 @@
# ifdef CHECK_FOR_HOLES
# define INIT_HEAP_MEM(p,sz) erts_set_hole_marker(HEAP_TOP(p), (sz))
# else
-# define INIT_HEAP_MEM(p,sz) memset(HEAP_TOP(p),DEBUG_BAD_BYTE,(sz)*sizeof(Eterm*))
+# define INIT_HEAP_MEM(p,sz) memset(HEAP_TOP(p),0x01,(sz)*sizeof(Eterm*))
# endif
#else
# define INIT_HEAP_MEM(p,sz) ((void)0)
@@ -98,7 +89,7 @@
* failing that, in a heap fragment.
*/
#define HAllocX(p, sz, xtra) \
- (ASSERT_EXPR((sz) >= 0), \
+ (ASSERT((sz) >= 0), \
ErtsHAllocLockCheck(p), \
(IS_FORCE_HEAP_FRAGS || (((HEAP_LIMIT(p) - HEAP_TOP(p)) < (sz))) \
? erts_heap_alloc((p),(sz),(xtra)) \
@@ -119,12 +110,8 @@
#define HeapWordsLeft(p) (HEAP_LIMIT(p) - HEAP_TOP(p))
#if defined(DEBUG) || defined(CHECK_FOR_HOLES)
-#if HALFWORD_HEAP
-# define ERTS_HOLE_MARKER (0xaf5e78ccU)
-#else
-# define ERTS_HOLE_MARKER (((0xaf5e78ccUL << 24) << 8) | 0xaf5e78ccUL)
-#endif
-#endif
+# define ERTS_HOLE_MARKER (((0xdeadbeef << 24) << 8) | 0xdeadbeef)
+#endif /* egil: 32-bit ? */
/*
* Allocate heap memory on the ordinary heap, NEVER in a heap
@@ -135,14 +122,14 @@
*/
#ifdef CHECK_FOR_HOLES
# define HeapOnlyAlloc(p, sz) \
- (ASSERT_EXPR((sz) >= 0), \
- (ASSERT_EXPR(((HEAP_LIMIT(p) - HEAP_TOP(p)) >= (sz))), \
+ (ASSERT((sz) >= 0), \
+ (ASSERT(((HEAP_LIMIT(p) - HEAP_TOP(p)) >= (sz))), \
(erts_set_hole_marker(HEAP_TOP(p), (sz)), \
(HEAP_TOP(p) = HEAP_TOP(p) + (sz), HEAP_TOP(p) - (sz)))))
#else
# define HeapOnlyAlloc(p, sz) \
- (ASSERT_EXPR((sz) >= 0), \
- (ASSERT_EXPR(((HEAP_LIMIT(p) - HEAP_TOP(p)) >= (sz))), \
+ (ASSERT((sz) >= 0), \
+ (ASSERT(((HEAP_LIMIT(p) - HEAP_TOP(p)) >= (sz))), \
(HEAP_TOP(p) = HEAP_TOP(p) + (sz), HEAP_TOP(p) - (sz))))
#endif
@@ -155,6 +142,7 @@
typedef struct op_entry {
char* name; /* Name of instruction. */
Uint32 mask[3]; /* Signature mask. */
+ unsigned involves_r; /* Needs special attention when matching. */
int sz; /* Number of loaded words. */
char* pack; /* Instructions for packing engine. */
char* sign; /* Signature string. */
@@ -173,11 +161,13 @@ extern int num_instructions; /* Number of instruction in opc[]. */
extern int H_MIN_SIZE; /* minimum (heap + stack) */
extern int BIN_VH_MIN_SIZE; /* minimum virtual (bin) heap */
+extern int H_MAX_SIZE; /* maximum (heap + stack) */
+extern int H_MAX_FLAGS; /* maximum heap flags */
extern int erts_atom_table_size;/* Atom table size */
+extern int erts_pd_initial_size;/* Initial Process dictionary table size */
#define ORIG_CREATION 0
-#define INTERNAL_CREATION 255
/* macros for extracting bytes from uint16's */