mirror of https://github.com/openssl/openssl
ARM assembler pack: engage newly introduced armv4-gf2m module.
This commit is contained in:
Andy Polyakov
parent
8d3cdd5b58
commit
925596f85b
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@ -135,7 +135,7 @@ my $alpha_asm="alphacpuid.o:bn_asm.o alpha-mont.o:::::sha1-alpha.o:::::::ghash-a
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my $mips32_asm=":bn-mips.o::aes_cbc.o aes-mips.o:::sha1-mips.o sha256-mips.o:::::::";
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my $mips64_asm=":bn-mips.o mips-mont.o::aes_cbc.o aes-mips.o:::sha1-mips.o sha256-mips.o sha512-mips.o:::::::";
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my $s390x_asm="s390xcap.o s390xcpuid.o:bn-s390x.o s390x-mont.o::aes_ctr.o aes-s390x.o:::sha1-s390x.o sha256-s390x.o sha512-s390x.o::rc4-s390x.o:::::ghash-s390x.o";
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my $armv4_asm=":bn_asm.o armv4-mont.o::aes_cbc.o aes-armv4.o:::sha1-armv4-large.o sha256-armv4.o sha512-armv4.o:::::::ghash-armv4.o:void";
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my $armv4_asm=":bn_asm.o armv4-mont.o armv4-gf2m.o::aes_cbc.o aes-armv4.o:::sha1-armv4-large.o sha256-armv4.o sha512-armv4.o:::::::ghash-armv4.o:void";
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my $parisc11_asm="pariscid.o:bn_asm.o parisc-mont.o::aes_core.o aes_cbc.o aes-parisc.o:::sha1-parisc.o sha256-parisc.o sha512-parisc.o::rc4-parisc.o:::::ghash-parisc.o:32";
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my $parisc20_asm="pariscid.o:pa-risc2W.o parisc-mont.o::aes_core.o aes_cbc.o aes-parisc.o:::sha1-parisc.o sha256-parisc.o sha512-parisc.o::rc4-parisc.o:::::ghash-parisc.o:64";
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my $ppc32_asm="ppccpuid.o ppccap.o:bn-ppc.o ppc-mont.o ppc64-mont.o::aes_core.o aes_cbc.o aes-ppc.o:::sha1-ppc.o sha256-ppc.o:::::::";
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@ -1493,6 +1493,7 @@ $cflags.=" -DOPENSSL_BN_ASM_PART_WORDS" if ($bn_obj =~ /bn-586/);
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$cflags.=" -DOPENSSL_IA32_SSE2" if (!$no_sse2 && $bn_obj =~ /86/);
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$cflags.=" -DOPENSSL_BN_ASM_MONT" if ($bn_obj =~ /-mont/);
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$cflags.=" -DOPENSSL_BN_ASM_GF2m" if ($bn_obj =~ /-gf2m/);
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if ($fips)
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{
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4
TABLE
4
TABLE
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@ -1033,7 +1033,7 @@ $sys_id =
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$lflags = -ldl
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$bn_ops = BN_LLONG RC4_CHAR RC4_CHUNK DES_INT DES_UNROLL BF_PTR
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$cpuid_obj =
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$bn_obj = bn_asm.o armv4-mont.o
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$bn_obj = bn_asm.o armv4-mont.o armv4-gf2m.o
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$des_obj =
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$aes_obj = aes_cbc.o aes-armv4.o
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$bf_obj =
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@ -3689,7 +3689,7 @@ $sys_id =
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$lflags = -ldl
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$bn_ops = BN_LLONG RC4_CHAR RC4_CHUNK DES_INT DES_UNROLL BF_PTR
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$cpuid_obj =
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$bn_obj = bn_asm.o armv4-mont.o
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$bn_obj = bn_asm.o armv4-mont.o armv4-gf2m.o
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$des_obj =
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$aes_obj = aes_cbc.o aes-armv4.o
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$bf_obj =
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@ -120,6 +120,9 @@ alpha-mont.s: asm/alpha-mont.pl
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# GNU make "catch all"
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%-mont.s: asm/%-mont.pl; $(PERL) $< $(PERLASM_SCHEME) $@
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%-gf2m.S: asm/%-gf2m.pl; $(PERL) $< $(PERLASM_SCHEME) $@
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armv4-gf2m.o: armv4-gf2m.S
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files:
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$(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO
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@ -21,13 +21,8 @@
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# runs in even less cycles, ~30, improvement is measurable only on
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# longer keys. One has to optimize code elsewhere to get NEON glow...
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$a="r1";
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$b="r0";
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($a0,$a1,$a2,$a12,$a4,$a14)=
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($hi,$lo,$t0,$t1, $i0,$i1 )=map("r$_",(4..9),12);
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$mask="r12";
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while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
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open STDOUT,">$output";
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sub Dlo() { shift=~m|q([1]?[0-9])|?"d".($1*2):""; }
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sub Dhi() { shift=~m|q([1]?[0-9])|?"d".($1*2+1):""; }
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@ -67,9 +62,21 @@ mul_1x1_neon:
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bx lr
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.size mul_1x1_neon,.-mul_1x1_neon
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#endif
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___
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################
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# private interface to mul_1x1_ialu
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#
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$a="r1";
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$b="r0";
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.align 5
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($a0,$a1,$a2,$a12,$a4,$a14)=
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($hi,$lo,$t0,$t1, $i0,$i1 )=map("r$_",(4..9),12);
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$mask="r12";
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$code.=<<___;
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.type mul_1x1_ialu,%function
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.align 5
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mul_1x1_ialu:
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mov $a0,#0
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bic $a1,$a,#3<<30 @ a1=a&0x3fffffff
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@ -147,7 +154,15 @@ mul_1x1_ialu:
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mov pc,lr
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.size mul_1x1_ialu,.-mul_1x1_ialu
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___
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################
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# void bn_GF2m_mul_2x2(BN_ULONG *r,
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# BN_ULONG a1,BN_ULONG a0,
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# BN_ULONG b1,BN_ULONG b0); # r[3..0]=a1a0·b1b0
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($A1,$B1,$A0,$B0,$A1B1,$A0B0)=map("d$_",(18..23));
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$code.=<<___;
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.global bn_GF2m_mul_2x2
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.type bn_GF2m_mul_2x2,%function
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.align 5
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@ -157,9 +172,7 @@ bn_GF2m_mul_2x2:
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.Lpic: ldr r12,[pc,r12]
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tst r12,#1
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beq .Lialu
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___
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($A1,$B1,$A0,$B0,$A0B0,$A1B1)=map("d$_",(18..23));
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$code.=<<___;
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veor $A1,$A1
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vmov.32 $B1,r3,r3 @ two copies of b1
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vmov.32 ${A1}[0],r1 @ a1
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@ -126,6 +126,7 @@ static const BN_ULONG SQR_tb[16] =
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SQR_tb[(w) >> 4 & 0xF] << 8 | SQR_tb[(w) & 0xF]
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#endif
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#if !defined(OPENSSL_BN_ASM_GF2m)
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/* Product of two polynomials a, b each with degree < BN_BITS2 - 1,
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* result is a polynomial r with degree < 2 * BN_BITS - 1
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* The caller MUST ensure that the variables have the right amount
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@ -220,7 +221,9 @@ static void bn_GF2m_mul_2x2(BN_ULONG *r, const BN_ULONG a1, const BN_ULONG a0, c
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r[2] ^= m1 ^ r[1] ^ r[3]; /* h0 ^= m1 ^ l1 ^ h1; */
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r[1] = r[3] ^ r[2] ^ r[0] ^ m1 ^ m0; /* l1 ^= l0 ^ h0 ^ m0; */
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}
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#else
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void bn_GF2m_mul_2x2(BN_ULONG *r, BN_ULONG a1, BN_ULONG a0, BN_ULONG b1, BN_ULONG b0);
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#endif
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/* Add polynomials a and b and store result in r; r could be a or b, a and b
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* could be equal; r is the bitwise XOR of a and b.
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