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.hidden OPENSSL_cpuid_setup
.section .init
call OPENSSL_cpuid_setup
.hidden OPENSSL_ia32cap_P
.comm OPENSSL_ia32cap_P,8,4
.text
.globl OPENSSL_atomic_add
.type OPENSSL_atomic_add,@function
.align 16
OPENSSL_atomic_add:
movl (%rdi),%eax
.Lspin: leaq (%rsi,%rax,1),%r8
.byte 0xf0
cmpxchgl %r8d,(%rdi)
jne .Lspin
movl %r8d,%eax
.byte 0x48,0x98
.byte 0xf3,0xc3
.size OPENSSL_atomic_add,.-OPENSSL_atomic_add
.globl OPENSSL_rdtsc
.type OPENSSL_rdtsc,@function
.align 16
OPENSSL_rdtsc:
rdtsc
shlq $32,%rdx
orq %rdx,%rax
.byte 0xf3,0xc3
.size OPENSSL_rdtsc,.-OPENSSL_rdtsc
.globl OPENSSL_ia32_cpuid
.type OPENSSL_ia32_cpuid,@function
.align 16
OPENSSL_ia32_cpuid:
movq %rbx,%r8
xorl %eax,%eax
cpuid
movl %eax,%r11d
xorl %eax,%eax
cmpl $1970169159,%ebx
setne %al
movl %eax,%r9d
cmpl $1231384169,%edx
setne %al
orl %eax,%r9d
cmpl $1818588270,%ecx
setne %al
orl %eax,%r9d
jz .Lintel
cmpl $1752462657,%ebx
setne %al
movl %eax,%r10d
cmpl $1769238117,%edx
setne %al
orl %eax,%r10d
cmpl $1145913699,%ecx
setne %al
orl %eax,%r10d
jnz .Lintel
movl $2147483648,%eax
cpuid
cmpl $2147483649,%eax
jb .Lintel
movl %eax,%r10d
movl $2147483649,%eax
cpuid
orl %ecx,%r9d
andl $2049,%r9d
cmpl $2147483656,%r10d
jb .Lintel
movl $2147483656,%eax
cpuid
movzbq %cl,%r10
incq %r10
movl $1,%eax
cpuid
btl $28,%edx
jnc .Lgeneric
shrl $16,%ebx
cmpb %r10b,%bl
ja .Lgeneric
andl $4026531839,%edx
jmp .Lgeneric
.Lintel:
cmpl $4,%r11d
movl $-1,%r10d
jb .Lnocacheinfo
movl $4,%eax
movl $0,%ecx
cpuid
movl %eax,%r10d
shrl $14,%r10d
andl $4095,%r10d
.Lnocacheinfo:
movl $1,%eax
cpuid
andl $3220176895,%edx
cmpl $0,%r9d
jne .Lnotintel
orl $1073741824,%edx
andb $15,%ah
cmpb $15,%ah
jne .Lnotintel
orl $1048576,%edx
.Lnotintel:
btl $28,%edx
jnc .Lgeneric
andl $4026531839,%edx
cmpl $0,%r10d
je .Lgeneric
orl $268435456,%edx
shrl $16,%ebx
cmpb $1,%bl
ja .Lgeneric
andl $4026531839,%edx
.Lgeneric:
andl $2048,%r9d
andl $4294965247,%ecx
orl %ecx,%r9d
movl %edx,%r10d
btl $27,%r9d
jnc .Lclear_avx
xorl %ecx,%ecx
.byte 0x0f,0x01,0xd0
andl $6,%eax
cmpl $6,%eax
je .Ldone
.Lclear_avx:
movl $4026525695,%eax
andl %eax,%r9d
.Ldone:
shlq $32,%r9
movl %r10d,%eax
movq %r8,%rbx
orq %r9,%rax
.byte 0xf3,0xc3
.size OPENSSL_ia32_cpuid,.-OPENSSL_ia32_cpuid
.globl OPENSSL_cleanse
.type OPENSSL_cleanse,@function
.align 16
OPENSSL_cleanse:
xorq %rax,%rax
cmpq $15,%rsi
jae .Lot
cmpq $0,%rsi
je .Lret
.Little:
movb %al,(%rdi)
subq $1,%rsi
leaq 1(%rdi),%rdi
jnz .Little
.Lret:
.byte 0xf3,0xc3
.align 16
.Lot:
testq $7,%rdi
jz .Laligned
movb %al,(%rdi)
leaq -1(%rsi),%rsi
leaq 1(%rdi),%rdi
jmp .Lot
.Laligned:
movq %rax,(%rdi)
leaq -8(%rsi),%rsi
testq $-8,%rsi
leaq 8(%rdi),%rdi
jnz .Laligned
cmpq $0,%rsi
jne .Little
.byte 0xf3,0xc3
.size OPENSSL_cleanse,.-OPENSSL_cleanse
.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
.byte 0xf3,0xc3
.size OPENSSL_wipe_cpu,.-OPENSSL_wipe_cpu
.globl OPENSSL_ia32_rdrand
.type OPENSSL_ia32_rdrand,@function
.align 16
OPENSSL_ia32_rdrand:
movl $8,%ecx
.Loop_rdrand:
.byte 72,15,199,240
jc .Lbreak_rdrand
loop .Loop_rdrand
.Lbreak_rdrand:
cmpq $0,%rax
cmoveq %rcx,%rax
.byte 0xf3,0xc3
.size OPENSSL_ia32_rdrand,.-OPENSSL_ia32_rdrand
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