summaryrefslogtreecommitdiff
path: root/stdlib/longlong.h
diff options
context:
space:
mode:
authorRoland McGrath <roland@gnu.org>1996-05-07 21:04:52 +0000
committerRoland McGrath <roland@gnu.org>1996-05-07 21:04:52 +0000
commitb928942eaa0401de9189a2709188f584425f5ca6 (patch)
tree5e0654a6667b8ae0cc981d78532b166e4a1f51c4 /stdlib/longlong.h
parentfc38dc5be9c2757afc56a64a9570872c7e24887a (diff)
downloadglibc-b928942eaa0401de9189a2709188f584425f5ca6.tar.gz
Updated from /src/gmp-2.0
Diffstat (limited to 'stdlib/longlong.h')
-rw-r--r--stdlib/longlong.h20
1 files changed, 15 insertions, 5 deletions
diff --git a/stdlib/longlong.h b/stdlib/longlong.h
index e52bf32dba..89414f275c 100644
--- a/stdlib/longlong.h
+++ b/stdlib/longlong.h
@@ -1,6 +1,6 @@
/* longlong.h -- definitions for mixed size 32/64 bit arithmetic.
-Copyright (C) 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
+Copyright (C) 1991, 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
This file is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as published by
@@ -14,7 +14,8 @@ License for more details.
You should have received a copy of the GNU Library General Public License
along with this file; see the file COPYING.LIB. If not, write to
-the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
/* You have to define the following before including this file:
@@ -35,6 +36,12 @@ the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#define __ll_lowpart(t) ((UWtype) (t) & (__ll_B - 1))
#define __ll_highpart(t) ((UWtype) (t) >> (W_TYPE_SIZE / 2))
+/* This is used to make sure no undesirable sharing between different libraries
+ that use this file takes place. */
+#ifndef __MPN
+#define __MPN(x) __##x
+#endif
+
/* Define auxiliary asm macros.
1) umul_ppmm(high_prod, low_prod, multipler, multiplicand) multiplies two
@@ -142,7 +149,7 @@ the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#define COUNT_LEADING_ZEROS_0 32
#endif /* __a29k__ */
-#if defined (__alpha__) && W_TYPE_SIZE == 64
+#if defined (__alpha) && W_TYPE_SIZE == 64
#define umul_ppmm(ph, pl, m0, m1) \
do { \
UDItype __m0 = (m0), __m1 = (m1); \
@@ -162,7 +169,7 @@ the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
extern UDItype __udiv_qrnnd ();
#define UDIV_TIME 220
#endif /* LONGLONG_STANDALONE */
-#endif /* __alpha__ */
+#endif /* __alpha */
#if defined (__arm__) && W_TYPE_SIZE == 32
#define add_ssaaaa(sh, sl, ah, al, bh, bl) \
@@ -1070,6 +1077,9 @@ extern USItype __udiv_qrnnd ();
__asm__ ("scan %1,0,%0" \
: "=r" ((USItype)(x)) \
: "r" ((USItype)(count)))
+/* Early sparclites return 63 for an argument of 0, but they warn that future
+ implementations might change this. Therefore, leave COUNT_LEADING_ZEROS_0
+ undefined. */
#endif /* __sparclite__ */
#endif /* __sparc_v8__ */
/* Default to sparc v7 versions of umul_ppmm and udiv_qrnnd. */
@@ -1336,7 +1346,7 @@ extern USItype __udiv_qrnnd ();
#define udiv_qrnnd(q, r, nh, nl, d) \
do { \
UWtype __r; \
- (q) = __udiv_w_sdiv (&__r, nh, nl, d); \
+ (q) = __MPN(udiv_w_sdiv) (&__r, nh, nl, d); \
(r) = __r; \
} while (0)
#endif