$avx=1 if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
`ml64 2>&1` =~ /Version ([0-9]+)\./ &&
$1>=10);
+$avx=1 if (!$avx && `$ENV{CC} -v 2>&1` =~ /(^clang version|based on LLVM) ([3-9]\.[0-9]+)/ && $2>=3.0);
+
+$shaext=1; ### set to zero if compiling for 1.0.1
$stitched_decrypt=0;
# caller should check for SSSE3 and AES-NI bits
mov OPENSSL_ia32cap_P+0(%rip),%r10d
mov OPENSSL_ia32cap_P+4(%rip),%r11
+___
+$code.=<<___ if ($shaext);
bt \$61,%r11 # check SHA bit
jc aesni_cbc_sha1_enc_shaext
___
if ($stitched_decrypt) {{{
# reset
($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
-$j=$jj=$r=$sn=$rx=0;
+$j=$jj=$r=$rx=0;
$Xi=4;
# reassign for Atom Silvermont (see above)
.size aesni256_cbc_sha1_dec_ssse3,.-aesni256_cbc_sha1_dec_ssse3
___
}}}
-$j=$jj=$r=$sn=$rx=0;
+$j=$jj=$r=$rx=0;
if ($avx) {
my ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
# reset
($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
-$j=$jj=$r=$sn=$rx=0;
+$j=$jj=$r=$rx=0;
$Xi=4;
@aes256_dec = (
.asciz "AESNI-CBC+SHA1 stitch for x86_64, CRYPTOGAMS by <appro\@openssl.org>"
.align 64
___
- {{{
+ if ($shaext) {{{
($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
$rounds="%r11d";
mov `($win64?56:8)`(%rsp),$inp # load 7th argument
___
$code.=<<___ if ($win64);
- lea `-8-4*16`(%rsp),%rsp
+ lea `-8-10*16`(%rsp),%rsp
movaps %xmm6,-8-10*16(%rax)
movaps %xmm7,-8-9*16(%rax)
movaps %xmm8,-8-8*16(%rax)
lea (%rsi,%r10),%r10 # epilogue label
cmp %r10,%rbx # context->Rip>=epilogue label
jae .Lcommon_seh_tail
+___
+$code.=<<___ if ($shaext);
+ lea aesni_cbc_sha1_enc_shaext(%rip),%r10
+ cmp %r10,%rbx
+ jb .Lseh_no_shaext
+ lea (%rax),%rsi
+ lea 512($context),%rdi # &context.Xmm6
+ mov \$20,%ecx
+ .long 0xa548f3fc # cld; rep movsq
+ lea 168(%rax),%rax # adjust stack pointer
+ jmp .Lcommon_seh_tail
+.Lseh_no_shaext:
+___
+$code.=<<___;
lea 96(%rax),%rsi
lea 512($context),%rdi # &context.Xmm6
mov \$20,%ecx
.rva .LSEH_end_aesni_cbc_sha1_enc_avx
.rva .LSEH_info_aesni_cbc_sha1_enc_avx
___
+$code.=<<___ if ($shaext);
+ .rva .LSEH_begin_aesni_cbc_sha1_enc_shaext
+ .rva .LSEH_end_aesni_cbc_sha1_enc_shaext
+ .rva .LSEH_info_aesni_cbc_sha1_enc_shaext
+___
$code.=<<___;
.section .xdata
.align 8
.rva ssse3_handler
.rva .Lprologue_avx,.Lepilogue_avx # HandlerData[]
___
+$code.=<<___ if ($shaext);
+.LSEH_info_aesni_cbc_sha1_enc_shaext:
+ .byte 9,0,0,0
+ .rva ssse3_handler
+ .rva .Lprologue_shaext,.Lepilogue_shaext # HandlerData[]
+___
}
####################################################################