From 812d8a176c52ffdb0aa9e87829b906c81b151284 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bodo=20M=C3=B6ller?= Date: Thu, 1 May 2008 23:11:34 +0000 Subject: Unobtrusive backport of 32-bit x86 Montgomery improvements from 0.9.9-dev: you need to use "enable-montasm" to see a difference. (Huge speed advantage, but BN_MONT_CTX is not binary compatible, so this can't be enabled by default in the 0.9.8 branch.) The CHANGES entry also covers the 64-bit x86 backport in November 2007 by appro. --- Configure | 22 ++++++++++++++++++---- 1 file changed, 18 insertions(+), 4 deletions(-) (limited to 'Configure') diff --git a/Configure b/Configure index c7dd1194ef..1a9a59f969 100755 --- a/Configure +++ b/Configure @@ -10,7 +10,7 @@ use strict; # see INSTALL for instructions. -my $usage="Usage: Configure [no- ...] [enable- ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-krb5] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--test-sanity] os/compiler[:flags]\n"; +my $usage="Usage: Configure [no- ...] [enable- ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [enable-montasm] [no-asm] [no-dso] [no-krb5] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--test-sanity] os/compiler[:flags]\n"; # Options: # @@ -54,6 +54,8 @@ my $usage="Usage: Configure [no- ...] [enable- ...] [-Dxxx] [-lx # [no-]zlib [don't] compile support for zlib compression. # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared # library and will be loaded in run-time by the OpenSSL library. +# enable-montasm 0.9.8 branch only: enable Montgomery x86 assembler backport +# from 0.9.9 # 386 generate 80386 code # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2 # no- build without specified algorithm (rsa, idea, rc5, ...) @@ -114,9 +116,9 @@ my $tlib="-lnsl -lsocket"; my $bits1="THIRTY_TWO_BIT "; my $bits2="SIXTY_FOUR_BIT "; -my $x86_elf_asm="x86cpuid-elf.o:bn86-elf.o co86-elf.o:dx86-elf.o yx86-elf.o:ax86-elf.o:bx86-elf.o:mx86-elf.o:sx86-elf.o s512sse2-elf.o:cx86-elf.o:rx86-elf.o rc4_skey.o:rm86-elf.o:r586-elf.o"; -my $x86_coff_asm="x86cpuid-cof.o:bn86-cof.o co86-cof.o:dx86-cof.o yx86-cof.o:ax86-cof.o:bx86-cof.o:mx86-cof.o:sx86-cof.o s512sse2-cof.o:cx86-cof.o:rx86-cof.o rc4_skey.o:rm86-cof.o:r586-cof.o"; -my $x86_out_asm="x86cpuid-out.o:bn86-out.o co86-out.o:dx86-out.o yx86-out.o:ax86-out.o:bx86-out.o:mx86-out.o:sx86-out.o s512sse2-out.o:cx86-out.o:rx86-out.o rc4_skey.o:rm86-out.o:r586-out.o"; +my $x86_elf_asm="x86cpuid-elf.o:bn86-elf.o co86-elf.o MAYBE-MO86-elf.o:dx86-elf.o yx86-elf.o:ax86-elf.o:bx86-elf.o:mx86-elf.o:sx86-elf.o s512sse2-elf.o:cx86-elf.o:rx86-elf.o rc4_skey.o:rm86-elf.o:r586-elf.o"; +my $x86_coff_asm="x86cpuid-cof.o:bn86-cof.o co86-cof.o MAYBE-MO86-cof.o:dx86-cof.o yx86-cof.o:ax86-cof.o:bx86-cof.o:mx86-cof.o:sx86-cof.o s512sse2-cof.o:cx86-cof.o:rx86-cof.o rc4_skey.o:rm86-cof.o:r586-cof.o"; +my $x86_out_asm="x86cpuid-out.o:bn86-out.o co86-out.o MAYBE-MO86-out.o:dx86-out.o yx86-out.o:ax86-out.o:bx86-out.o:mx86-out.o:sx86-out.o s512sse2-out.o:cx86-out.o:rx86-out.o rc4_skey.o:rm86-out.o:r586-out.o"; my $x86_64_asm="x86_64cpuid.o:x86_64-gcc.o x86_64-mont.o::aes-x86_64.o::md5-x86_64.o:sha1-x86_64.o sha256-x86_64.o sha512-x86_64.o::rc4-x86_64.o::"; my $ia64_asm=":bn-ia64.o::aes_core.o aes_cbc.o aes-ia64.o:::sha1-ia64.o sha256-ia64.o sha512-ia64.o::rc4-ia64.o rc4_skey.o::"; @@ -580,6 +582,7 @@ my $no_shared=0; # but "no-shared" is default my $zlib=1; # but "no-zlib" is default my $no_krb5=0; # but "no-krb5" is implied unless "--with-krb5-..." is used my $no_rfc3779=1; # but "no-rfc3779" is default +my $montasm=1; # but "no-montasm" is default my $no_asm=0; my $no_dso=0; my $no_gmp=0; @@ -616,6 +619,7 @@ my %disabled = ( # "what" => "comment" "cms" => "default", "gmp" => "default", "mdc2" => "default", + "montasm" => "default", # explicit option in 0.9.8 only (implicitly enabled in 0.9.9) "rc5" => "default", "rfc3779" => "default", "seed" => "default", @@ -895,6 +899,8 @@ foreach (sort (keys %disabled)) { $no_shared = 1; } elsif (/^zlib$/) { $zlib = 0; } + elsif (/^montasm$/) + { $montasm = 0; } elsif (/^static-engine$/) { } elsif (/^zlib-dynamic$/) @@ -1121,6 +1127,14 @@ if ($no_asm) $cpuid_obj=$bn_obj=$des_obj=$aes_obj=$bf_obj=$cast_obj=$rc4_obj=$rc5_obj=""; $sha1_obj=$md5_obj=$rmd160_obj=""; } +if ($montasm) + { + $bn_obj =~ s/MAYBE-MO86-/mo86-/; + } +else + { + $bn_obj =~ s/MAYBE-MO86-[a-z.]*//; + } if (!$no_shared) { -- cgit v1.2.3