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-rw-r--r--erts/emulator/beam/big.h29
1 files changed, 13 insertions, 16 deletions
diff --git a/erts/emulator/beam/big.h b/erts/emulator/beam/big.h
index 4e4611de16..94f9bce10e 100644
--- a/erts/emulator/beam/big.h
+++ b/erts/emulator/beam/big.h
@@ -3,16 +3,17 @@
*
* Copyright Ericsson AB 1996-2014. 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%
*/
@@ -34,7 +35,7 @@
typedef Uint ErtsDigit;
-#if ((SIZEOF_VOID_P == 4) || HALFWORD_HEAP) && defined(SIZEOF_LONG_LONG) && (SIZEOF_LONG_LONG == 8)
+#if (SIZEOF_VOID_P == 4) && defined(SIZEOF_LONG_LONG) && (SIZEOF_LONG_LONG == 8)
/* Assume 32-bit machine with long long support */
typedef Uint64 ErtsDoubleDigit;
typedef Uint16 ErtsHalfDigit;
@@ -85,16 +86,13 @@ typedef Uint dsize_t; /* Vector size type */
/* The heap size needed for a bignum */
#define BIG_NEED_SIZE(x) ((x) + 1)
+#define BIG_NEED_FOR_BITS(bits) BIG_NEED_SIZE(((bits)-1)/D_EXP + 1)
#define BIG_UINT_HEAP_SIZE (1 + 1) /* always, since sizeof(Uint) <= sizeof(Eterm) */
-#if HALFWORD_HEAP
-#define BIG_UWORD_HEAP_SIZE(UW) (((UW) >> (sizeof(Uint) * 8)) ? 3 : 2)
-#else
#define BIG_UWORD_HEAP_SIZE(UW) BIG_UINT_HEAP_SIZE
-#endif
-#if defined(ARCH_32) || HALFWORD_HEAP
+#if defined(ARCH_32)
#define ERTS_UINT64_BIG_HEAP_SIZE__(X) \
((X) >= (((Uint64) 1) << 32) ? (1 + 2) : (1 + 1))
@@ -176,4 +174,3 @@ Eterm erts_sint64_to_big(Sint64, Eterm **);
Eterm erts_chars_to_integer(Process *, char*, Uint, const int);
#endif
-