diff options
Diffstat (limited to 'openssl/crypto/sha/asm/sha1-x86_64.pl')
| -rw-r--r-- | openssl/crypto/sha/asm/sha1-x86_64.pl | 125 |
1 files changed, 117 insertions, 8 deletions
diff --git a/openssl/crypto/sha/asm/sha1-x86_64.pl b/openssl/crypto/sha/asm/sha1-x86_64.pl index f7ed67a72..4edc5ea9a 100644 --- a/openssl/crypto/sha/asm/sha1-x86_64.pl +++ b/openssl/crypto/sha/asm/sha1-x86_64.pl @@ -29,14 +29,18 @@ # Xeon P4 +65% +0% 9.9 # Core2 +60% +10% 7.0 -$output=shift; +$flavour = shift; +$output = shift; +if ($flavour =~ /\./) { $output = $flavour; undef $flavour; } + +$win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/); $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; ( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or ( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or die "can't locate x86_64-xlate.pl"; -open STDOUT,"| $^X $xlate $output"; +open STDOUT,"| $^X $xlate $flavour $output"; $ctx="%rdi"; # 1st arg $inp="%rsi"; # 2nd arg @@ -69,13 +73,14 @@ $func: push %rbx push %rbp push %r12 - mov %rsp,%rax + mov %rsp,%r11 mov %rdi,$ctx # reassigned argument sub \$`8+16*4`,%rsp mov %rsi,$inp # reassigned argument and \$-64,%rsp mov %rdx,$num # reassigned argument - mov %rax,`16*4`(%rsp) + mov %r11,`16*4`(%rsp) +.Lprologue: mov 0($ctx),$A mov 4($ctx),$B @@ -88,10 +93,12 @@ ___ sub EPILOGUE { my $func=shift; $code.=<<___; - mov `16*4`(%rsp),%rsp - pop %r12 - pop %rbp - pop %rbx + mov `16*4`(%rsp),%rsi + mov (%rsi),%r12 + mov 8(%rsi),%rbp + mov 16(%rsi),%rbx + lea 24(%rsi),%rsp +.Lepilogue: ret .size $func,.-$func ___ @@ -233,7 +240,109 @@ ___ &EPILOGUE("sha1_block_data_order"); $code.=<<___; .asciz "SHA1 block transform for x86_64, CRYPTOGAMS by <appro\@openssl.org>" +.align 16 +___ + +# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame, +# CONTEXT *context,DISPATCHER_CONTEXT *disp) +if ($win64) { +$rec="%rcx"; +$frame="%rdx"; +$context="%r8"; +$disp="%r9"; + +$code.=<<___; +.extern __imp_RtlVirtualUnwind +.type se_handler,\@abi-omnipotent +.align 16 +se_handler: + push %rsi + push %rdi + push %rbx + push %rbp + push %r12 + push %r13 + push %r14 + push %r15 + pushfq + sub \$64,%rsp + + mov 120($context),%rax # pull context->Rax + mov 248($context),%rbx # pull context->Rip + + lea .Lprologue(%rip),%r10 + cmp %r10,%rbx # context->Rip<.Lprologue + jb .Lin_prologue + + mov 152($context),%rax # pull context->Rsp + + lea .Lepilogue(%rip),%r10 + cmp %r10,%rbx # context->Rip>=.Lepilogue + jae .Lin_prologue + + mov `16*4`(%rax),%rax # pull saved stack pointer + lea 24(%rax),%rax + + mov -8(%rax),%rbx + mov -16(%rax),%rbp + mov -24(%rax),%r12 + mov %rbx,144($context) # restore context->Rbx + mov %rbp,160($context) # restore context->Rbp + mov %r12,216($context) # restore context->R12 + +.Lin_prologue: + mov 8(%rax),%rdi + mov 16(%rax),%rsi + mov %rax,152($context) # restore context->Rsp + mov %rsi,168($context) # restore context->Rsi + mov %rdi,176($context) # restore context->Rdi + + mov 40($disp),%rdi # disp->ContextRecord + mov $context,%rsi # context + mov \$154,%ecx # sizeof(CONTEXT) + .long 0xa548f3fc # cld; rep movsq + + mov $disp,%rsi + xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER + mov 8(%rsi),%rdx # arg2, disp->ImageBase + mov 0(%rsi),%r8 # arg3, disp->ControlPc + mov 16(%rsi),%r9 # arg4, disp->FunctionEntry + mov 40(%rsi),%r10 # disp->ContextRecord + lea 56(%rsi),%r11 # &disp->HandlerData + lea 24(%rsi),%r12 # &disp->EstablisherFrame + mov %r10,32(%rsp) # arg5 + mov %r11,40(%rsp) # arg6 + mov %r12,48(%rsp) # arg7 + mov %rcx,56(%rsp) # arg8, (NULL) + call *__imp_RtlVirtualUnwind(%rip) + + mov \$1,%eax # ExceptionContinueSearch + add \$64,%rsp + popfq + pop %r15 + pop %r14 + pop %r13 + pop %r12 + pop %rbp + pop %rbx + pop %rdi + pop %rsi + ret +.size se_handler,.-se_handler + +.section .pdata +.align 4 + .rva .LSEH_begin_sha1_block_data_order + .rva .LSEH_end_sha1_block_data_order + .rva .LSEH_info_sha1_block_data_order + +.section .xdata +.align 8 +.LSEH_info_sha1_block_data_order: + .byte 9,0,0,0 + .rva se_handler ___ +} #################################################################### |