Andy Polyakov
b3d7294976
Add Broadwell performance results.
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Reviewed-by: Emilia Käsper <emilia@openssl.org>
2015-01-13 21:40:14 +01:00
Andy Polyakov
a7a44ba55c
Fix for CVE-2014-3570 (with minor bn_asm.c revamp).
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Reviewed-by: Emilia Kasper <emilia@openssl.org>
2015-01-08 15:49:45 +00:00
Andy Polyakov
c1669e1c20
Remove inconsistency in ARM support.
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This facilitates "universal" builds, ones that target multiple
architectures, e.g. ARMv5 through ARMv7. See commentary in
Configure for details.
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
2015-01-04 23:45:08 +01:00
Tim Hudson
1d97c84351
mark all block comments that need format preserving so that
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indent will not alter them when reformatting comments
Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
2014-12-30 22:10:26 +00:00
Rich Salz
8cfe08b4ec
Remove all .cvsignore files
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Reviewed-by: Tim Hudson <tjh@openssl.org>
2014-11-28 18:32:43 -05:00
Rich Salz
df8c39d522
RT3549: Remove obsolete files in crypto
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Reviewed-by: Andy Polyakov <appro@openssl.org>
2014-10-01 16:05:47 -04:00
Andy Polyakov
569e2d1257
crypto/bn/asm/x86_64-mont*.pl: add missing clang detection.
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Reviewed-by: Rich Salz <rsalz@openssl.org>
2014-09-12 00:44:51 +02:00
Andy Polyakov
15735e4f0e
bn/asm/rsaz-*.pl: allow spaces in Perl path name.
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RT: 2835
Reviewed-by: Dr. Stephen Henson <steve@openssl.org>
2014-08-21 00:17:45 +02:00
Andy Polyakov
1b0fe79f3e
x86_64 assembly pack: improve masm support.
2014-07-09 20:08:01 +02:00
Andy Polyakov
a356e488ad
x86_64 assembly pack: refine clang detection.
2014-06-28 17:23:21 +02:00
Andy Polyakov
406d4af050
bn/asm/rsaz-avx2.pl: fix occasional failures.
2014-06-27 22:41:58 +02:00
Andy Polyakov
f3f620e1e0
bn_exp.c: move check for AD*X to rsaz-avx2.pl.
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This ensures high performance is situations when assembler supports
AVX2, but not AD*X.
2014-06-27 00:07:15 +02:00
Andy Polyakov
7eb0488280
x86_64 assembly pack: addendum to last clang commit.
2014-06-24 08:37:05 +02:00
Andy Polyakov
ac171925ab
x86_64 assembly pack: allow clang to compile AVX code.
2014-06-24 08:24:25 +02:00
Andy Polyakov
5dcf70a1c5
ARM assembly pack: get ARMv7 instruction endianness right.
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Pointer out and suggested by: Ard Biesheuvel.
2014-06-06 21:27:18 +02:00
Andy Polyakov
bd227733b9
C64x+ assembly pack: make it work with older toolchain.
2014-05-04 16:38:32 +02:00
Andy Polyakov
f8cee9d081
bn/asm/armv4-gf2m.pl, modes/asm/ghash-armv4.pl: faster multiplication
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algorithm suggested in following paper:
Câmara, D.; Gouvêa, C. P. L.; López, J. & Dahab, R.: Fast Software
Polynomial Multiplication on ARM Processors using the NEON Engine.
http://conradoplg.cryptoland.net/files/2010/12/mocrysen13.pdf
2014-04-24 10:24:53 +02:00
Andy Polyakov
eedab5241e
bn/asm/x86_64-mont5.pl: fix compilation error on Solaris.
2014-01-09 13:44:59 +01:00
Andy Polyakov
ec9cc70f72
bn/asm/x86_64-mont5.pl: add MULX/AD*X code path.
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This also eliminates code duplication between x86_64-mont and x86_64-mont
and optimizes even original non-MULX code.
2013-12-09 21:02:24 +01:00
Andy Polyakov
d1671f4f1a
bn/asm/armv4-mont.pl: add NEON code path.
2013-12-04 22:37:49 +01:00
Andy Polyakov
c5d5f5bd0f
bn/asm/x86_64-mont5.pl: comply with Win64 ABI.
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PR: 3189
Submitted by: Oscar Ciurana
2013-12-03 23:59:55 +01:00
Andy Polyakov
8bd7ca9996
crypto/bn/asm/rsaz-x86_64.pl: make it work on Win64.
2013-12-03 22:28:48 +01:00
Andy Polyakov
31ed9a2131
crypto/bn/rsaz*: fix licensing note.
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rsaz_exp.c: harmonize line terminating;
asm/rsaz-*.pl: minor optimizations.
2013-12-03 22:08:29 +01:00
Andy Polyakov
6efef384c6
bn/asm/rsaz-x86_64.pl: fix prototype.
2013-12-03 09:43:06 +01:00
Andy Polyakov
b9e87d07cb
ppc64-mont.pl: eliminate dependency on GPRs' upper halves.
2013-11-27 22:50:00 +01:00
Andy Polyakov
4eeb750d20
bn/asm/x86_64-mont.pl: minor optimization [for Decoded ICache].
2013-10-25 10:14:20 +02:00
Andy Polyakov
d6019e1654
PPC assembly pack: add .size directives.
2013-10-15 00:14:39 +02:00
Andy Polyakov
30b9c2348d
bn/asm/*x86_64*.pl: correct assembler requirement for ad*x.
2013-10-14 22:41:00 +02:00
Andy Polyakov
0c2adb0a9b
MIPS assembly pack: get rid of deprecated instructions.
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Latest MIPS ISA specification declared 'branch likely' instructions
obsolete. To makes code future-proof replace them with equivalent.
2013-10-13 13:14:52 +02:00
Andy Polyakov
fa104be35e
bn/asm/rsax-avx2.pl: minor optimization [for Decoded ICache].
2013-10-10 23:06:43 +02:00
Andy Polyakov
a5bb5bca52
bn/asm/x86_64-mont*.pl: add MULX/ADCX/ADOX code path.
2013-10-03 00:45:04 +02:00
Andy Polyakov
87954638a6
rsaz-x86_64.pl: add MULX/ADCX/ADOX code path.
2013-10-03 00:30:12 +02:00
Andy Polyakov
72a158703b
crypto/bn/asm/x86_64-mont.pl: minor optimization.
2013-09-09 21:40:33 +02:00
Veres Lajos
478b50cf67
misspellings fixes by https://github.com/vlajos/misspell_fixer
2013-09-05 21:39:42 +01:00
Andy Polyakov
fd8ad019e1
crypto/bn/asm/rsax-x86_64.pl: make it work on Darwin.
2013-08-03 16:28:50 +02:00
Andy Polyakov
5c57c69f9e
bn/asm/rsaz-avx2.pl: Windows-specific fix.
2013-07-12 18:59:17 +02:00
Ben Laurie
852f837f5e
s/rsaz_eligible/rsaz_avx2_eligible/.
2013-07-12 12:47:39 +01:00
Andy Polyakov
0b4bb91db6
Add RSAZ assembly modules.
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RT: 2582, 2850
2013-07-05 21:30:18 +02:00
Andy Polyakov
26e43b48a3
bn/asm/x86_86-mont.pl: optimize reduction for Intel Core family.
2013-07-05 21:10:56 +02:00
Andy Polyakov
4ddacd9921
Optimize SPARC T4 MONTMUL support.
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Improve RSA sing performance by 20-30% by:
- switching from floating-point to integer conditional moves;
- daisy-chaining sqr-sqr-sqr-sqr-sqr-mul sequences;
- using MONTMUL even during powers table setup;
2013-06-18 10:39:38 +02:00
Andy Polyakov
02450ec69d
PA-RISC assembler pack: switch to bve in 64-bit builds.
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PR: 3074
2013-06-18 10:37:00 +02:00
Adam Langley
7753a3a684
Add volatile qualifications to two blocks of inline asm to stop GCC from
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eliminating them as dead code.
Both volatile and "memory" are used because of some concern that the compiler
may still cache values across the asm block without it, and because this was
such a painful debugging session that I wanted to ensure that it's never
repeated.
2013-06-04 18:46:25 +01:00
Andy Polyakov
342dbbbe4e
x86_64-gf2m.pl: fix typo.
2013-03-01 22:36:36 +01:00
Andy Polyakov
7c43601d44
x86_64-gf2m.pl: add missing Windows build fix for #2963 .
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PR: 3004
2013-03-01 21:43:10 +01:00
Andy Polyakov
4568182a8b
x86_64 assembly pack: keep making Windows build more robust.
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PR: 2963 and a number of others
2013-02-02 19:54:59 +01:00
Andy Polyakov
46bf83f07a
x86_64 assembly pack: make Windows build more robust.
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PR: 2963 and a number of others
2013-01-22 22:27:28 +01:00
Andy Polyakov
543fd85460
bn/asm/mips.pl: hardwire local call to bn_div_words.
2013-01-22 21:13:37 +01:00
Andy Polyakov
904732f68b
C64x+ assembly pack: improve EABI support.
2012-11-28 13:19:10 +00:00
Andy Polyakov
9f6b0635ad
x86_64-gcc.c: resore early clobber constraint.
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Submitted by: Florian Weimer
2012-11-19 15:02:00 +00:00
Andy Polyakov
68c06bf6b2
Support for SPARC T4 MONT[MUL|SQR] instructions.
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Submitted by: David Miller, Andy Polyakov
2012-11-17 10:34:11 +00:00
Andy Polyakov
1efd583085
SPARCv9 assembly pack: harmonize ABI handling (so that it's handled in one
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place at a time, by pre-processor in .S case and perl - in .s).
2012-10-25 12:07:32 +00:00
Andy Polyakov
0c832ec5c6
Add VIS3-capable sparcv9-gf2m module.
2012-10-20 15:59:14 +00:00
Andy Polyakov
947d78275b
Add VIS3 Montgomery multiplication.
2012-10-20 09:13:21 +00:00
Andy Polyakov
be0d31b166
Add linux-x32 target.
2012-08-29 14:08:46 +00:00
Andy Polyakov
1a002d88ad
MIPS assembly pack: assign default value to $flavour.
2012-08-17 09:10:31 +00:00
Andy Polyakov
6251989eb6
x86_64 assembly pack: make it possible to compile with Perl located on
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path with spaces.
PR: 2835
2012-06-27 10:08:23 +00:00
Andy Polyakov
3e181369dd
C64x+ assembler pack. linux-c64xplus build is *not* tested nor can it be
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tested, because kernel is not in shape to handle it *yet*. The code is
committed mostly to stimulate the kernel development.
2012-04-18 13:01:36 +00:00
Andy Polyakov
8c98b2591f
modexp512-x86_64.pl: Solaris protability fix.
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PR: 2656
2011-12-12 15:10:14 +00:00
Andy Polyakov
5711dd8eac
x86-mont.pl: fix bug in integer-only squaring path.
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PR: 2648
2011-12-09 14:21:25 +00:00
Andy Polyakov
6600126825
bn/asm/mips.pl: fix typos.
2011-12-01 12:16:09 +00:00
Andy Polyakov
29fd6746f5
armv4cpuid.S, armv4-gf2m.pl: make newest code compilable by older assembler.
2011-11-05 13:07:18 +00:00
Andy Polyakov
09f40a3cb9
ppc.pl: fix bug in bn_mul_comba4.
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PR: 2636
Submitted by: Charles Bryant
2011-11-05 10:16:04 +00:00
Andy Polyakov
a9cf0b81fa
Remove superseded MIPS assembler modules.
2011-10-19 21:42:21 +00:00
Andy Polyakov
8329e2e776
bn_exp.c: further optimizations using more ideas from
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http://eprint.iacr.org/2011/239 .
2011-10-17 17:41:49 +00:00
Andy Polyakov
3f66f2040a
x86_64-mont.pl: minor optimization.
2011-10-17 17:39:59 +00:00
Bodo Möller
cdfe0fdde6
Fix OPENSSL_BN_ASM_MONT5 for corner cases; add a test.
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Submitted by: Emilia Kasper
2011-10-13 12:35:10 +00:00
Andy Polyakov
6c01cbb6a0
modexp512-x86_64.pl: make it work with ml64.
2011-08-19 06:30:32 +00:00
Andy Polyakov
e7d1363d12
x86_64-mont5.pl: add missing Win64 support.
2011-08-14 09:06:06 +00:00
Andy Polyakov
10bd69bf4f
armv4-mont.pl: profiler-assisted optimization gives 8%-14% improvement
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(more for longer keys) on RSA/DSA.
2011-08-13 12:38:41 +00:00
Andy Polyakov
ae8b47f07f
SPARC assembler pack: fix FIPS linking errors.
2011-08-12 21:38:19 +00:00
Andy Polyakov
361512da0d
This commit completes recent modular exponentiation optimizations on
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x86_64 platform. It targets specifically RSA1024 sign (using ideas
from http://eprint.iacr.org/2011/239 ) and adds more than 10% on most
platforms. Overall performance improvement relative to 1.0.0 is ~40%
in average, with best result of 54% on Westmere. Incidentally ~40%
is average improvement even for longer key lengths.
2011-08-12 16:44:32 +00:00
Andy Polyakov
20735f4c81
alphacpuid.pl: fix alignment bug.
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alpha-mont.pl: fix typo.
PR: 2577
2011-08-12 12:28:52 +00:00
Andy Polyakov
85ec54a417
x86_64-mont.pl: futher optimization resulting in up to 48% improvement
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(4096-bit RSA sign benchmark on Core2) in comparison to initial version
from 2005.
2011-08-09 13:05:05 +00:00
Andy Polyakov
be9a8cc2af
Add RSAX builtin engine. It optimizes RSA1024 sign benchmark.
2011-07-20 21:49:46 +00:00
Andy Polyakov
87873f4328
ARM assembler pack: add platform run-time detection.
2011-07-17 17:40:29 +00:00
Andy Polyakov
6179f06077
x86_64-mont.pl: add squaring procedure and improve RSA sign performance
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by up to 38% (4096-bit benchmark on Core2).
2011-07-05 09:21:03 +00:00
Andy Polyakov
02a73e2bed
s390x-gf2m.pl: commentary update (final performance numbers turned to be
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higher).
2011-07-04 11:20:33 +00:00
Andy Polyakov
0c237e42a4
s390x assembler pack: add s390x-gf2m.pl and harmonize AES_xts_[en|de]crypt.
2011-06-27 10:00:31 +00:00
Andy Polyakov
6715034002
PPC assembler pack: adhere closer to ABI specs, add PowerOpen traceback data.
2011-05-27 13:32:34 +00:00
Andy Polyakov
96abea332c
x86_64-gf2m.pl: add Win64 SEH.
2011-05-22 18:29:11 +00:00
Andy Polyakov
2b9a8ca15b
x86gas.pl: add palignr and move pclmulqdq.
2011-05-16 18:07:00 +00:00
Andy Polyakov
afebe623c5
x86_64 assembler pack: add x86_64-gf2m module.
2011-05-16 17:46:45 +00:00
Andy Polyakov
56c5f703c1
IA-64 assembler pack: fix typos and make it work on HP-UX.
2011-05-07 20:36:05 +00:00
Andy Polyakov
58cc21fdea
x86 assembler pack: add bn_GF2m_mul_2x2 implementations (see x86-gf2m.pl for
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details and performance data).
2011-05-07 10:31:06 +00:00
Andy Polyakov
925596f85b
ARM assembler pack: engage newly introduced armv4-gf2m module.
2011-05-05 21:57:11 +00:00
Andy Polyakov
75359644d0
ARM assembler pack. Add bn_GF2m_mul_2x2 implementation (see source code
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for details and performance data).
2011-05-05 07:21:17 +00:00
Andy Polyakov
a000759a5c
ia64-mont.pl: optimize short-key performance.
2011-03-04 13:27:29 +00:00
Andy Polyakov
0ab8fd58e1
s390x assembler pack: tune-up and support for new z196 hardware.
2011-03-04 13:09:16 +00:00
Dr. Stephen Henson
949c6f8ccf
Stop warnings.
2011-02-23 16:06:33 +00:00
Andy Polyakov
e822c756b6
s390x assembler pack: adapt for -m31 build, see commentary in Configure
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for more details.
2010-11-29 20:52:43 +00:00
Andy Polyakov
dd128715a2
s390x.S: fix typo in bn_mul_words.
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PR: 2380
2010-11-22 21:55:07 +00:00
Andy Polyakov
d466588788
MIPS assembler pack: enable it in Configure, add SHA2 module, fix make rules,
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update commentary...
2010-10-02 11:47:17 +00:00
Andy Polyakov
da4d239dad
Add unified mips.pl, which will replace mips3.s.
2010-09-27 21:19:43 +00:00
Andy Polyakov
0985473636
sha1-mips.pl, mips-mont.pl: unify MIPS assembler modules in respect to
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ABI and binutils.
2010-09-22 08:43:09 +00:00
Andy Polyakov
f8927c89d0
Alpha assembler pack: adapt for Linux.
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PR: 2335
2010-09-13 13:28:52 +00:00
Andy Polyakov
dd4a0af370
crypto/bn/asm/s390x.S: drop redundant instructions.
2010-09-10 14:53:36 +00:00
Andy Polyakov
1cbdca7bf2
Harmonize s390x assembler modules with "catch-all" rules from commit#19749.
2010-07-09 12:11:12 +00:00
Andy Polyakov
e216cd6ee9
armv4-mont.pl: addenum to previous commit#19749.
2010-07-08 15:06:01 +00:00
Andy Polyakov
3efe51a407
Revert previous Linux-specific/centric commit#19629. If it really has to
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be done, it's definitely not the way to do it. So far answer to the
question was to ./config -Wa,--noexecstack (adopted by RedHat).
2010-05-05 22:05:39 +00:00
Ben Laurie
0e3ef596e5
Non-executable stack in asm.
2010-05-05 15:50:13 +00:00