md5-ia64.S: fix assembler warning [from HEAD].

[openssl.git] / crypto / md5 / asm / md5-x86_64.pl

diff --git a/crypto/md5/asm/md5-x86_64.pl b/crypto/md5/asm/md5-x86_64.pl
index 75b4085a7ba24025d5f65f909a1247621d6818fc..867885435e2930d3de96664532f5403fadc059f2 100755 (executable)
--- a/crypto/md5/asm/md5-x86_64.pl
+++ b/crypto/md5/asm/md5-x86_64.pl
@@ -108,21 +108,33 @@ sub round4_step
 EOF
 }
 
-my $output = shift;
-open STDOUT,"| $^X ../perlasm/x86_64-xlate.pl $output";
+my $flavour = shift;
+my $output  = shift;
+if ($flavour =~ /\./) { $output = $flavour; undef $flavour; }
+
+my $win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/);
+
+$0 =~ m/(.*[\/\\])[^\/\\]+$/; my $dir=$1; my $xlate;
+( $xlate="${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";
+
+no warnings qw(uninitialized);
+open STDOUT,"| $^X $xlate $flavour $output";
 
 $code .= <<EOF;
 .text
 .align 16
 
-.globl md5_block_asm_host_order
-.type md5_block_asm_host_order,\@function,3
-md5_block_asm_host_order:
+.globl md5_block_asm_data_order
+.type md5_block_asm_data_order,\@function,3
+md5_block_asm_data_order:
        push    %rbp
        push    %rbx
        push    %r12
        push    %r14
        push    %r15
+.Lprologue:
 
        # rdi = arg #1 (ctx, MD5_CTX pointer)
        # rsi = arg #2 (ptr, data pointer)
@@ -237,14 +249,120 @@ $code .= <<EOF;
        mov     %ecx,           2*4(%rbp)       # ctx->C = C
        mov     %edx,           3*4(%rbp)       # ctx->D = D
 
+       mov     (%rsp),%r15
+       mov     8(%rsp),%r14
+       mov     16(%rsp),%r12
+       mov     24(%rsp),%rbx
+       mov     32(%rsp),%rbp
+       add     \$40,%rsp
+.Lepilogue:
+       ret
+.size md5_block_asm_data_order,.-md5_block_asm_data_order
+EOF
+
+# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
+#              CONTEXT *context,DISPATCHER_CONTEXT *disp)
+if ($win64) {
+my $rec="%rcx";
+my $frame="%rdx";
+my $context="%r8";
+my $disp="%r9";
+
+$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($context),%rax      # pull context->Rsp
+
+       lea     .Lepilogue(%rip),%r10
+       cmp     %r10,%rbx               # context->Rip>=.Lepilogue
+       jae     .Lin_prologue
+
+       lea     40(%rax),%rax
+
+       mov     -8(%rax),%rbp
+       mov     -16(%rax),%rbx
+       mov     -24(%rax),%r12
+       mov     -32(%rax),%r14
+       mov     -40(%rax),%r15
+       mov     %rbx,144($context)      # restore context->Rbx
+       mov     %rbp,160($context)      # restore context->Rbp
+       mov     %r12,216($context)      # restore context->R12
+       mov     %r14,232($context)      # restore context->R14
+       mov     %r15,240($context)      # restore context->R15
+
+.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     %rbx
        pop     %rbp
+       pop     %rbx
+       pop     %rdi
+       pop     %rsi
        ret
-.size md5_block_asm_host_order,.-md5_block_asm_host_order
-EOF
+.size  se_handler,.-se_handler
+
+.section       .pdata
+.align 4
+       .rva    .LSEH_begin_md5_block_asm_data_order
+       .rva    .LSEH_end_md5_block_asm_data_order
+       .rva    .LSEH_info_md5_block_asm_data_order
+
+.section       .xdata
+.align 8
+.LSEH_info_md5_block_asm_data_order:
+       .byte   9,0,0,0
+       .rva    se_handler
+___
+}
 
 print $code;