[Gmp-commit] /var/hg/gmp: 2 new changesets

[mercurial at gmplib.org]

details:   /var/hg/gmp/rev/a33b7d17ad02
changeset: 16139:a33b7d17ad02
user:      Niels M?ller <nisse at lysator.liu.se>
date:      Tue Dec 31 12:47:51 2013 +0100
description:
Document mpn_sec_minvert.

details:   /var/hg/gmp/rev/ffe8c8da8c90
changeset: 16140:ffe8c8da8c90
user:      Niels M?ller <nisse at lysator.liu.se>
date:      Wed Jan 01 16:45:58 2014 +0100
description:
Trivial merge.

diffstat:

 AUTHORS      |  12 ++++++++++++
 ChangeLog    |   5 +++++
 NEWS         |   2 +-
 doc/gmp.texi |  31 +++++++++++++++++++++++++++++--
 4 files changed, 47 insertions(+), 3 deletions(-)

diffs (98 lines):

diff -r cb04ba2e1b93 -r ffe8c8da8c90 AUTHORS
--- a/AUTHORS	Tue Dec 31 11:09:54 2013 +0100
+++ b/AUTHORS	Wed Jan 01 16:45:58 2014 +0100
@@ -85,3 +85,15 @@
 			mpn/sparc64/ultrasparct3/cnd_aors_n.asm
 			mpn/sparc64/{rshift,lshift,lshiftc}.asm
 			mpn/sparc64/tabselect.asm
+
+Mark Sofroniou		mpn/generic/mul_fft.c type cleanup.
+
+Ulrich Weigand		Changes to support powerpc64le:
+			configure.ac, mpn/powerpc64/{elf,aix,darwin}.m4,
+			mpn/powerpc32/{darwin,elf}.m4,
+			mpn/powerpc64/mode64/{dive_1,divrem_1,divrem_2}.asm,
+			mpn/powerpc64/mode64/{gcd_1,invert_limb,mode1o}.asm,
+			mpn/powerpc64/mode64/{mod_1_1,mod_1_4}.asm,
+			mpn/powerpc64/mode64/p7/gcd_1.asm,
+			mpn/powerpc64/p6/{lshift,lshiftc,rshift}.asm,
+			mpn/powerpc64/vmx/popcount.asm.
diff -r cb04ba2e1b93 -r ffe8c8da8c90 ChangeLog
--- a/ChangeLog	Tue Dec 31 11:09:54 2013 +0100
+++ b/ChangeLog	Wed Jan 01 16:45:58 2014 +0100
@@ -1,3 +1,8 @@
+2013-12-31  Niels Möller  <nisse at lysator.liu.se>
+
+	* doc/gmp.texi (Low-level Functions for cryptography): Document
+	mpn_sec_minvert.
+
 2013-12-30  Marc Glisse  <marc.glisse at inria.fr>
 
 	* doc/gmp.texi (C++ interface internals): Break long line.
diff -r cb04ba2e1b93 -r ffe8c8da8c90 NEWS
--- a/NEWS	Tue Dec 31 11:09:54 2013 +0100
+++ b/NEWS	Wed Jan 01 16:45:58 2014 +0100
@@ -82,7 +82,7 @@
   * A bug in mpz_powm_ui triggered by base arguments of at least 15000 decimal
     digits or mod arguments of at least 7500 decimal digits has been fixed.
 
-  * A AMD Bulldozer specific bug affecting the 64-bit Windows ABI has been
+  * An AMD Bulldozer specific bug affecting the 64-bit Windows ABI has been
     fixed.  This bug was in a key function (mpn_mul_1) and made both Bulldozer
     specific builds and fat builds run on Bulldozer completely non-functional.
 
diff -r cb04ba2e1b93 -r ffe8c8da8c90 doc/gmp.texi
--- a/doc/gmp.texi	Tue Dec 31 11:09:54 2013 +0100
+++ b/doc/gmp.texi	Wed Jan 01 16:45:58 2014 +0100
@@ -5803,6 +5803,23 @@
 @var{dn})} limbs to be passed in the @var{tp} parameter.
 @end deftypefun
 
+ at deftypefun int (mp_limb_t *@var{rp}, mp_limb_t *@var{ap}, const mp_limb_t
+*@var{mp}, mp_size_t @var{n}, mp_bitcnt_t @var{bit_size}, mp_limb_t *@var{tp})
+ at deftypefunx mp_size_t mpn_sec_minvert_itch (mp_size_t @var{n})
+Set @var{R} to the inverse of @var{A} modulo @var{M}, where @var{R} =
+@{@var{rp}, at var{n}@}, @var{A} = @{@var{ap}, at var{n}@}, and @var{M} = @{@var{mp}, at var{n}@}.
+ at strong{This function's interface is preliminary.}
+
+If an inverse exists, returns 1, otherwise returns 0 and leaves @var{R}
+undefined. In either case, the input @var{A} is destroyed.
+
+It is required that @var{M} is odd, and that @var{bit_size} is no smaller than
+the sum of the bit sizes of @var{A} and @var{M}. E.g, @var{bit_size} = 2 *
+ at var{n} * @code{GMP_NUMB_BITS} is always a safe choice, but smaller values can
+be used if @var{M} or @var{A} are known to have leading zero bits.
+
+This function requires scratch space of @code{mpn_sec_minvert_itch(@var{n})} limbs to be passed in the @var{tp} parameter.
+ at end deftypefun
 
 
 @sp 1
@@ -10632,6 +10649,13 @@
 some heap allocations by stack allocations.  He also fixed the eofbit
 handling of C++ streams, and removed one division from @file{mpq/aors.c}.
 
+David S Miller wrote assembly code for SPARC T3 and T4.
+
+Mark Sofroniou cleaned up the types of mul_fft.c, letting it work for huge
+operands.
+
+Ulrich Weigand ported GMP to the powerpc64le ABI.
+
 (This list is chronological, not ordered after significance.  If you have
 contributed to GMP but are not listed above, please tell
 @email{gmp-devel@@gmplib.org} about the omission!)
@@ -10640,8 +10664,11 @@
 by the ESPRIT-BRA (Basic Research Activities) 6846 project POSSO (POlynomial
 System SOlving).
 
-The development of GMP 2, 3, and 4 was supported in part by the IDA Center for
-Computing Sciences.
+The development of GMP 2, 3, and 4.0 was supported in part by the IDA Center
+for Computing Sciences.
+
+The development of GMP 4.3, 5.0, and 5.1 was supported in part by the Swedish
+Foundation for Strategic Research.
 
 Thanks go to Hans Thorsen for donating an SGI system for the GMP test system
 environment.