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|
.file "x86cpuid.s"
.text
.globl _OPENSSL_ia32_cpuid
.align 4
_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
xorl %eax,%eax
btl $21,%ecx
jnc L000nocpuid
.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 $2147483649,%eax
jb L001intel
movl %eax,%esi
movl $2147483649,%eax
.byte 0x0f,0xa2
orl %ecx,%ebp
andl $2049,%ebp
cmpl $2147483656,%esi
jb L001intel
movl $2147483656,%eax
.byte 0x0f,0xa2
movzbl %cl,%esi
incl %esi
movl $1,%eax
.byte 0x0f,0xa2
btl $28,%edx
jnc L002generic
shrl $16,%ebx
andl $255,%ebx
cmpl %esi,%ebx
ja L002generic
andl $4026531839,%edx
jmp L002generic
L001intel:
cmpl $4,%edi
movl $-1,%edi
jb L003nocacheinfo
movl $4,%eax
movl $0,%ecx
.byte 0x0f,0xa2
movl %eax,%edi
shrl $14,%edi
andl $4095,%edi
L003nocacheinfo:
movl $1,%eax
.byte 0x0f,0xa2
andl $3220176895,%edx
cmpl $0,%ebp
jne L004notintel
orl $1073741824,%edx
andb $15,%ah
cmpb $15,%ah
jne L004notintel
orl $1048576,%edx
L004notintel:
btl $28,%edx
jnc L002generic
andl $4026531839,%edx
cmpl $0,%edi
je L002generic
orl $268435456,%edx
shrl $16,%ebx
cmpb $1,%bl
ja L002generic
andl $4026531839,%edx
L002generic:
andl $2048,%ebp
andl $4294965247,%ecx
movl %edx,%esi
orl %ecx,%ebp
btl $27,%ecx
jnc L005clear_avx
xorl %ecx,%ecx
.byte 15,1,208
andl $6,%eax
cmpl $6,%eax
je L006done
cmpl $2,%eax
je L005clear_avx
L007clear_xmm:
andl $4261412861,%ebp
andl $4278190079,%esi
L005clear_avx:
andl $4026525695,%ebp
L006done:
movl %esi,%eax
movl %ebp,%edx
L000nocpuid:
popl %edi
popl %esi
popl %ebx
popl %ebp
ret
.globl _OPENSSL_rdtsc
.align 4
_OPENSSL_rdtsc:
L_OPENSSL_rdtsc_begin:
xorl %eax,%eax
xorl %edx,%edx
call L008PIC_me_up
L008PIC_me_up:
popl %ecx
movl L_OPENSSL_ia32cap_P$non_lazy_ptr-L008PIC_me_up(%ecx),%ecx
btl $4,(%ecx)
jnc L009notsc
.byte 0x0f,0x31
L009notsc:
ret
.globl _OPENSSL_instrument_halt
.align 4
_OPENSSL_instrument_halt:
L_OPENSSL_instrument_halt_begin:
call L010PIC_me_up
L010PIC_me_up:
popl %ecx
movl L_OPENSSL_ia32cap_P$non_lazy_ptr-L010PIC_me_up(%ecx),%ecx
btl $4,(%ecx)
jnc L011nohalt
.long 2421723150
andl $3,%eax
jnz L011nohalt
pushfl
popl %eax
btl $9,%eax
jnc L011nohalt
.byte 0x0f,0x31
pushl %edx
pushl %eax
hlt
.byte 0x0f,0x31
subl (%esp),%eax
sbbl 4(%esp),%edx
addl $8,%esp
ret
L011nohalt:
xorl %eax,%eax
xorl %edx,%edx
ret
.globl _OPENSSL_far_spin
.align 4
_OPENSSL_far_spin:
L_OPENSSL_far_spin_begin:
pushfl
popl %eax
btl $9,%eax
jnc L012nospin
movl 4(%esp),%eax
movl 8(%esp),%ecx
.long 2430111262
xorl %eax,%eax
movl (%ecx),%edx
jmp L013spin
.align 4,0x90
L013spin:
incl %eax
cmpl (%ecx),%edx
je L013spin
.long 529567888
ret
L012nospin:
xorl %eax,%eax
xorl %edx,%edx
ret
.globl _OPENSSL_wipe_cpu
.align 4
_OPENSSL_wipe_cpu:
L_OPENSSL_wipe_cpu_begin:
xorl %eax,%eax
xorl %edx,%edx
call L014PIC_me_up
L014PIC_me_up:
popl %ecx
movl L_OPENSSL_ia32cap_P$non_lazy_ptr-L014PIC_me_up(%ecx),%ecx
movl (%ecx),%ecx
btl $1,(%ecx)
jnc L015no_x87
.long 4007259865,4007259865,4007259865,4007259865,2430851995
L015no_x87:
leal 4(%esp),%eax
ret
.globl _OPENSSL_atomic_add
.align 4
_OPENSSL_atomic_add:
L_OPENSSL_atomic_add_begin:
movl 4(%esp),%edx
movl 8(%esp),%ecx
pushl %ebx
nop
movl (%edx),%eax
L016spin:
leal (%eax,%ecx,1),%ebx
nop
.long 447811568
jne L016spin
movl %ebx,%eax
popl %ebx
ret
.globl _OPENSSL_indirect_call
.align 4
_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
.globl _OPENSSL_cleanse
.align 4
_OPENSSL_cleanse:
L_OPENSSL_cleanse_begin:
movl 4(%esp),%edx
movl 8(%esp),%ecx
xorl %eax,%eax
cmpl $7,%ecx
jae L017lot
cmpl $0,%ecx
je L018ret
L019little:
movb %al,(%edx)
subl $1,%ecx
leal 1(%edx),%edx
jnz L019little
L018ret:
ret
.align 4,0x90
L017lot:
testl $3,%edx
jz L020aligned
movb %al,(%edx)
leal -1(%ecx),%ecx
leal 1(%edx),%edx
jmp L017lot
L020aligned:
movl %eax,(%edx)
leal -4(%ecx),%ecx
testl $-4,%ecx
leal 4(%edx),%edx
jnz L020aligned
cmpl $0,%ecx
jne L019little
ret
.globl _OPENSSL_ia32_rdrand
.align 4
_OPENSSL_ia32_rdrand:
L_OPENSSL_ia32_rdrand_begin:
movl $8,%ecx
L021loop:
.byte 15,199,240
jc L022break
loop L021loop
L022break:
cmpl $0,%eax
cmovel %ecx,%eax
ret
.section __IMPORT,__pointers,non_lazy_symbol_pointers
L_OPENSSL_ia32cap_P$non_lazy_ptr:
.indirect_symbol _OPENSSL_ia32cap_P
.long 0
.comm _OPENSSL_ia32cap_P,8,2
.mod_init_func
.align 2
.long _OPENSSL_cpuid_setup
|
