139 lines
2.2 KiB
Raku
139 lines
2.2 KiB
Raku
#!/usr/bin/env perl
|
|
|
|
$output=shift;
|
|
$win64a=1 if ($output =~ /win64a\.[s|asm]/);
|
|
open STDOUT,">$output" || die "can't open $output: $!";
|
|
|
|
print<<___ if(defined($win64a));
|
|
_TEXT SEGMENT
|
|
PUBLIC OPENSSL_rdtsc
|
|
ALIGN 16
|
|
OPENSSL_rdtsc PROC
|
|
rdtsc
|
|
shl rdx,32
|
|
or rax,rdx
|
|
ret
|
|
OPENSSL_rdtsc ENDP
|
|
|
|
PUBLIC OPENSSL_atomic_add
|
|
ALIGN 16
|
|
OPENSSL_atomic_add PROC
|
|
mov eax,DWORD PTR[rcx]
|
|
\$Lspin: lea r8,DWORD PTR[rdx+rax]
|
|
lock cmpxchg DWORD PTR[rcx],r8d
|
|
jne \$Lspin
|
|
mov eax,r8d
|
|
cdqe
|
|
ret
|
|
OPENSSL_atomic_add ENDP
|
|
|
|
PUBLIC OPENSSL_wipe_cpu
|
|
ALIGN 16
|
|
OPENSSL_wipe_cpu PROC
|
|
pxor xmm0,xmm0
|
|
pxor xmm1,xmm1
|
|
pxor xmm2,xmm2
|
|
pxor xmm3,xmm3
|
|
pxor xmm4,xmm4
|
|
pxor xmm5,xmm5
|
|
xor rcx,rcx
|
|
xor rdx,rdx
|
|
xor r8,r8
|
|
xor r9,r9
|
|
xor r10,r10
|
|
xor r11,r11
|
|
lea rax,QWORD PTR[rsp+8]
|
|
ret
|
|
OPENSSL_wipe_cpu ENDP
|
|
|
|
OPENSSL_ia32_cpuid PROC
|
|
mov r8,rbx
|
|
mov eax,1
|
|
cpuid
|
|
shl rcx,32
|
|
mov eax,edx
|
|
mov rbx,r8
|
|
or rax,rcx
|
|
ret
|
|
OPENSSL_ia32_cpuid ENDP
|
|
_TEXT ENDS
|
|
|
|
CRT\$XIU SEGMENT
|
|
EXTRN OPENSSL_cpuid_setup:PROC
|
|
DQ OPENSSL_cpuid_setup
|
|
CRT\$XIU ENDS
|
|
END
|
|
___
|
|
print<<___ if(!defined($win64a));
|
|
.text
|
|
.globl OPENSSL_rdtsc
|
|
.align 16
|
|
OPENSSL_rdtsc:
|
|
rdtsc
|
|
shlq \$32,%rdx
|
|
orq %rdx,%rax
|
|
ret
|
|
.size OPENSSL_rdtsc,.-OPENSSL_rdtsc
|
|
|
|
.globl OPENSSL_atomic_add
|
|
.type OPENSSL_atomic_add,\@function
|
|
.align 16
|
|
OPENSSL_atomic_add:
|
|
movl (%rdi),%eax
|
|
.Lspin: leaq (%rsi,%rax),%r8
|
|
lock; cmpxchgl %r8d,(%rdi)
|
|
jne .Lspin
|
|
movl %r8d,%eax
|
|
.byte 0x48,0x98
|
|
ret
|
|
.size OPENSSL_atomic_add,.-OPENSSL_atomic_add
|
|
|
|
.globl OPENSSL_wipe_cpu
|
|
.type OPENSSL_wipe_cpu,\@function
|
|
.align 16
|
|
OPENSSL_wipe_cpu:
|
|
pxor %xmm0,%xmm0
|
|
pxor %xmm1,%xmm1
|
|
pxor %xmm2,%xmm2
|
|
pxor %xmm3,%xmm3
|
|
pxor %xmm4,%xmm4
|
|
pxor %xmm5,%xmm5
|
|
pxor %xmm6,%xmm6
|
|
pxor %xmm7,%xmm7
|
|
pxor %xmm8,%xmm8
|
|
pxor %xmm9,%xmm9
|
|
pxor %xmm10,%xmm10
|
|
pxor %xmm11,%xmm11
|
|
pxor %xmm12,%xmm12
|
|
pxor %xmm13,%xmm13
|
|
pxor %xmm14,%xmm14
|
|
pxor %xmm15,%xmm15
|
|
xorq %rcx,%rcx
|
|
xorq %rdx,%rdx
|
|
xorq %rsi,%rsi
|
|
xorq %rdi,%rdi
|
|
xorq %r8,%r8
|
|
xorq %r9,%r9
|
|
xorq %r10,%r10
|
|
xorq %r11,%r11
|
|
leaq 8(%rsp),%rax
|
|
ret
|
|
.size OPENSSL_wipe_cpu,.-OPENSSL_wipe_cpu
|
|
|
|
.globl OPENSSL_ia32_cpuid
|
|
.align 16
|
|
OPENSSL_ia32_cpuid:
|
|
movq %rbx,%r8
|
|
movl \$1,%eax
|
|
cpuid
|
|
shlq \$32,%rcx
|
|
movl %edx,%eax
|
|
movq %r8,%rbx
|
|
orq %rcx,%rax
|
|
ret
|
|
.size OPENSSL_ia32_cpuid,.-OPENSSL_ia32_cpuid
|
|
|
|
.section .init
|
|
call OPENSSL_cpuid_setup
|
|
___
|