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.file "x86cpuid.s"
.text
.globl OPENSSL_ia32_cpuid
.type OPENSSL_ia32_cpuid,@function
.align 16
OPENSSL_ia32_cpuid:
.L_OPENSSL_ia32_cpuid_begin:
pushl %ebp
pushl %ebx
pushl %esi
pushl %edi
xorl %edx,%edx
pushfl
popl %eax
movl %eax,%ecx
xorl $2097152,%eax
pushl %eax
popfl
pushfl
popl %eax
xorl %eax,%ecx
btl $21,%ecx
jnc .L000done
xorl %eax,%eax
.byte 0x0f,0xa2
movl %eax,%edi
xorl %eax,%eax
cmpl $1970169159,%ebx
setne %al
movl %eax,%ebp
cmpl $1231384169,%edx
setne %al
orl %eax,%ebp
cmpl $1818588270,%ecx
setne %al
orl %eax,%ebp
jz .L001intel
cmpl $1752462657,%ebx
setne %al
movl %eax,%esi
cmpl $1769238117,%edx
setne %al
orl %eax,%esi
cmpl $1145913699,%ecx
setne %al
orl %eax,%esi
jnz .L001intel
movl $2147483648,%eax
.byte 0x0f,0xa2
cmpl $2147483656,%eax
jb .L001intel
movl $2147483656,%eax
.byte 0x0f,0xa2
movzbl %cl,%esi
incl %esi
movl $1,%eax
.byte 0x0f,0xa2
btl $28,%edx
jnc .L000done
shrl $16,%ebx
andl $255,%ebx
cmpl %esi,%ebx
ja .L000done
andl $4026531839,%edx
jmp .L000done
.L001intel:
cmpl $4,%edi
movl $-1,%edi
jb .L002nocacheinfo
movl $4,%eax
movl $0,%ecx
.byte 0x0f,0xa2
movl %eax,%edi
shrl $14,%edi
andl $4095,%edi
.L002nocacheinfo:
movl $1,%eax
.byte 0x0f,0xa2
cmpl $0,%ebp
jne .L003notP4
andb $15,%ah
cmpb $15,%ah
jne .L003notP4
orl $1048576,%edx
.L003notP4:
btl $28,%edx
jnc .L000done
andl $4026531839,%edx
cmpl $0,%edi
je .L000done
orl $268435456,%edx
shrl $16,%ebx
cmpb $1,%bl
ja .L000done
andl $4026531839,%edx
.L000done:
movl %edx,%eax
movl %ecx,%edx
popl %edi
popl %esi
popl %ebx
popl %ebp
ret
.size OPENSSL_ia32_cpuid,.-.L_OPENSSL_ia32_cpuid_begin
.globl OPENSSL_rdtsc
.type OPENSSL_rdtsc,@function
.align 16
OPENSSL_rdtsc:
.L_OPENSSL_rdtsc_begin:
xorl %eax,%eax
xorl %edx,%edx
leal OPENSSL_ia32cap_P,%ecx
btl $4,(%ecx)
jnc .L004notsc
.byte 0x0f,0x31
.L004notsc:
ret
.size OPENSSL_rdtsc,.-.L_OPENSSL_rdtsc_begin
.globl OPENSSL_instrument_halt
.type OPENSSL_instrument_halt,@function
.align 16
OPENSSL_instrument_halt:
.L_OPENSSL_instrument_halt_begin:
leal OPENSSL_ia32cap_P,%ecx
btl $4,(%ecx)
jnc .L005nohalt
.long 2421723150
andl $3,%eax
jnz .L005nohalt
pushfl
popl %eax
btl $9,%eax
jnc .L005nohalt
.byte 0x0f,0x31
pushl %edx
pushl %eax
hlt
.byte 0x0f,0x31
subl (%esp),%eax
sbbl 4(%esp),%edx
addl $8,%esp
ret
.L005nohalt:
xorl %eax,%eax
xorl %edx,%edx
ret
.size OPENSSL_instrument_halt,.-.L_OPENSSL_instrument_halt_begin
.globl OPENSSL_far_spin
.type OPENSSL_far_spin,@function
.align 16
OPENSSL_far_spin:
.L_OPENSSL_far_spin_begin:
pushfl
popl %eax
btl $9,%eax
jnc .L006nospin
movl 4(%esp),%eax
movl 8(%esp),%ecx
.long 2430111262
xorl %eax,%eax
movl (%ecx),%edx
jmp .L007spin
.align 16
.L007spin:
incl %eax
cmpl (%ecx),%edx
je .L007spin
.long 529567888
ret
.L006nospin:
xorl %eax,%eax
xorl %edx,%edx
ret
.size OPENSSL_far_spin,.-.L_OPENSSL_far_spin_begin
.globl OPENSSL_wipe_cpu
.type OPENSSL_wipe_cpu,@function
.align 16
OPENSSL_wipe_cpu:
.L_OPENSSL_wipe_cpu_begin:
xorl %eax,%eax
xorl %edx,%edx
leal OPENSSL_ia32cap_P,%ecx
movl (%ecx),%ecx
btl $1,(%ecx)
jnc .L008no_x87
.long 4007259865,4007259865,4007259865,4007259865,2430851995
.L008no_x87:
leal 4(%esp),%eax
ret
.size OPENSSL_wipe_cpu,.-.L_OPENSSL_wipe_cpu_begin
.globl OPENSSL_atomic_add
.type OPENSSL_atomic_add,@function
.align 16
OPENSSL_atomic_add:
.L_OPENSSL_atomic_add_begin:
movl 4(%esp),%edx
movl 8(%esp),%ecx
pushl %ebx
nop
movl (%edx),%eax
.L009spin:
leal (%eax,%ecx,1),%ebx
nop
.long 447811568
jne .L009spin
movl %ebx,%eax
popl %ebx
ret
.size OPENSSL_atomic_add,.-.L_OPENSSL_atomic_add_begin
.globl OPENSSL_indirect_call
.type OPENSSL_indirect_call,@function
.align 16
OPENSSL_indirect_call:
.L_OPENSSL_indirect_call_begin:
pushl %ebp
movl %esp,%ebp
subl $28,%esp
movl 12(%ebp),%ecx
movl %ecx,(%esp)
movl 16(%ebp),%edx
movl %edx,4(%esp)
movl 20(%ebp),%eax
movl %eax,8(%esp)
movl 24(%ebp),%eax
movl %eax,12(%esp)
movl 28(%ebp),%eax
movl %eax,16(%esp)
movl 32(%ebp),%eax
movl %eax,20(%esp)
movl 36(%ebp),%eax
movl %eax,24(%esp)
call *8(%ebp)
movl %ebp,%esp
popl %ebp
ret
.size OPENSSL_indirect_call,.-.L_OPENSSL_indirect_call_begin
.globl OPENSSL_cleanse
.type OPENSSL_cleanse,@function
.align 16
OPENSSL_cleanse:
.L_OPENSSL_cleanse_begin:
movl 4(%esp),%edx
movl 8(%esp),%ecx
xorl %eax,%eax
cmpl $7,%ecx
jae .L010lot
cmpl $0,%ecx
je .L011ret
.L012little:
movb %al,(%edx)
subl $1,%ecx
leal 1(%edx),%edx
jnz .L012little
.L011ret:
ret
.align 16
.L010lot:
testl $3,%edx
jz .L013aligned
movb %al,(%edx)
leal -1(%ecx),%ecx
leal 1(%edx),%edx
jmp .L010lot
.L013aligned:
movl %eax,(%edx)
leal -4(%ecx),%ecx
testl $-4,%ecx
leal 4(%edx),%edx
jnz .L013aligned
cmpl $0,%ecx
jne .L012little
ret
.size OPENSSL_cleanse,.-.L_OPENSSL_cleanse_begin
.comm OPENSSL_ia32cap_P,4,4
.section .init
call OPENSSL_cpuid_setup
jmp .Linitalign
.align 16
.Linitalign:
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