.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 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 xorl %ecx,%ecx .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 xorl %ecx,%ecx .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 .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 .L008notsc .byte 0x0f,0x31 .L008notsc: 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 .L009nohalt .long 2421723150 andl $3,%eax jnz .L009nohalt pushfl popl %eax btl $9,%eax jnc .L009nohalt .byte 0x0f,0x31 pushl %edx pushl %eax hlt .byte 0x0f,0x31 subl (%esp),%eax sbbl 4(%esp),%edx addl $8,%esp ret .L009nohalt: 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 .L010nospin movl 4(%esp),%eax movl 8(%esp),%ecx .long 2430111262 xorl %eax,%eax movl (%ecx),%edx jmp .L011spin .align 16 .L011spin: incl %eax cmpl (%ecx),%edx je .L011spin .long 529567888 ret .L010nospin: 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 .L012no_x87 andl $83886080,%ecx cmpl $83886080,%ecx jne .L013no_sse2 pxor %xmm0,%xmm0 pxor %xmm1,%xmm1 pxor %xmm2,%xmm2 pxor %xmm3,%xmm3 pxor %xmm4,%xmm4 pxor %xmm5,%xmm5 pxor %xmm6,%xmm6 pxor %xmm7,%xmm7 .L013no_sse2: .long 4007259865,4007259865,4007259865,4007259865,2430851995 .L012no_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 .L014spin: leal (%eax,%ecx,1),%ebx nop .long 447811568 jne .L014spin 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 .L015lot cmpl $0,%ecx je .L016ret .L017little: movb %al,(%edx) subl $1,%ecx leal 1(%edx),%edx jnz .L017little .L016ret: ret .align 16 .L015lot: testl $3,%edx jz .L018aligned movb %al,(%edx) leal -1(%ecx),%ecx leal 1(%edx),%edx jmp .L015lot .L018aligned: movl %eax,(%edx) leal -4(%ecx),%ecx testl $-4,%ecx leal 4(%edx),%edx jnz .L018aligned cmpl $0,%ecx jne .L017little ret .size OPENSSL_cleanse,.-.L_OPENSSL_cleanse_begin .globl OPENSSL_ia32_rdrand .type OPENSSL_ia32_rdrand,@function .align 16 OPENSSL_ia32_rdrand: .L_OPENSSL_ia32_rdrand_begin: movl $8,%ecx .L019loop: .byte 15,199,240 jc .L020break loop .L019loop .L020break: cmpl $0,%eax cmovel %ecx,%eax ret .size OPENSSL_ia32_rdrand,.-.L_OPENSSL_ia32_rdrand_begin .comm OPENSSL_ia32cap_P,8,4 .section .init call OPENSSL_cpuid_setup