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316 lines
5.2 KiB
316 lines
5.2 KiB
.file "x86cpuid.s"
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.text
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.globl _OPENSSL_ia32_cpuid
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.align 4
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_OPENSSL_ia32_cpuid:
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L_OPENSSL_ia32_cpuid_begin:
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pushl %ebp
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pushl %ebx
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pushl %esi
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pushl %edi
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xorl %edx,%edx
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pushfl
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popl %eax
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movl %eax,%ecx
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xorl $2097152,%eax
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pushl %eax
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popfl
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pushfl
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popl %eax
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xorl %eax,%ecx
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xorl %eax,%eax
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btl $21,%ecx
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jnc L000nocpuid
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.byte 0x0f,0xa2
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movl %eax,%edi
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xorl %eax,%eax
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cmpl $1970169159,%ebx
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setne %al
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movl %eax,%ebp
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cmpl $1231384169,%edx
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setne %al
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orl %eax,%ebp
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cmpl $1818588270,%ecx
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setne %al
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orl %eax,%ebp
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jz L001intel
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cmpl $1752462657,%ebx
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setne %al
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movl %eax,%esi
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cmpl $1769238117,%edx
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setne %al
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orl %eax,%esi
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cmpl $1145913699,%ecx
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setne %al
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orl %eax,%esi
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jnz L001intel
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movl $2147483648,%eax
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.byte 0x0f,0xa2
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cmpl $2147483649,%eax
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jb L001intel
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movl %eax,%esi
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movl $2147483649,%eax
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.byte 0x0f,0xa2
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orl %ecx,%ebp
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andl $2049,%ebp
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cmpl $2147483656,%esi
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jb L001intel
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movl $2147483656,%eax
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.byte 0x0f,0xa2
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movzbl %cl,%esi
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incl %esi
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movl $1,%eax
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.byte 0x0f,0xa2
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btl $28,%edx
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jnc L002generic
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shrl $16,%ebx
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andl $255,%ebx
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cmpl %esi,%ebx
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ja L002generic
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andl $4026531839,%edx
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jmp L002generic
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L001intel:
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cmpl $4,%edi
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movl $-1,%edi
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jb L003nocacheinfo
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movl $4,%eax
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movl $0,%ecx
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.byte 0x0f,0xa2
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movl %eax,%edi
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shrl $14,%edi
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andl $4095,%edi
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L003nocacheinfo:
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movl $1,%eax
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.byte 0x0f,0xa2
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andl $3220176895,%edx
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cmpl $0,%ebp
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jne L004notintel
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orl $1073741824,%edx
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andb $15,%ah
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cmpb $15,%ah
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jne L004notintel
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orl $1048576,%edx
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L004notintel:
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btl $28,%edx
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jnc L002generic
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andl $4026531839,%edx
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cmpl $0,%edi
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je L002generic
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orl $268435456,%edx
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shrl $16,%ebx
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cmpb $1,%bl
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ja L002generic
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andl $4026531839,%edx
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L002generic:
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andl $2048,%ebp
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andl $4294965247,%ecx
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movl %edx,%esi
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orl %ecx,%ebp
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btl $27,%ecx
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jnc L005clear_avx
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xorl %ecx,%ecx
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.byte 15,1,208
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andl $6,%eax
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cmpl $6,%eax
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je L006done
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cmpl $2,%eax
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je L005clear_avx
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L007clear_xmm:
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andl $4261412861,%ebp
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andl $4278190079,%esi
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L005clear_avx:
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andl $4026525695,%ebp
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L006done:
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movl %esi,%eax
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movl %ebp,%edx
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L000nocpuid:
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popl %edi
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popl %esi
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popl %ebx
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popl %ebp
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ret
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.globl _OPENSSL_rdtsc
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.align 4
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_OPENSSL_rdtsc:
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L_OPENSSL_rdtsc_begin:
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xorl %eax,%eax
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xorl %edx,%edx
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call L008PIC_me_up
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L008PIC_me_up:
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popl %ecx
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movl L_OPENSSL_ia32cap_P$non_lazy_ptr-L008PIC_me_up(%ecx),%ecx
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btl $4,(%ecx)
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jnc L009notsc
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.byte 0x0f,0x31
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L009notsc:
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ret
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.globl _OPENSSL_instrument_halt
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.align 4
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_OPENSSL_instrument_halt:
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L_OPENSSL_instrument_halt_begin:
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call L010PIC_me_up
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L010PIC_me_up:
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popl %ecx
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movl L_OPENSSL_ia32cap_P$non_lazy_ptr-L010PIC_me_up(%ecx),%ecx
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btl $4,(%ecx)
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jnc L011nohalt
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.long 2421723150
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andl $3,%eax
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jnz L011nohalt
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pushfl
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popl %eax
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btl $9,%eax
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jnc L011nohalt
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.byte 0x0f,0x31
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pushl %edx
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pushl %eax
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hlt
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.byte 0x0f,0x31
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subl (%esp),%eax
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sbbl 4(%esp),%edx
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addl $8,%esp
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ret
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L011nohalt:
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xorl %eax,%eax
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xorl %edx,%edx
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ret
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.globl _OPENSSL_far_spin
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.align 4
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_OPENSSL_far_spin:
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L_OPENSSL_far_spin_begin:
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pushfl
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popl %eax
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btl $9,%eax
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jnc L012nospin
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movl 4(%esp),%eax
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movl 8(%esp),%ecx
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.long 2430111262
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xorl %eax,%eax
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movl (%ecx),%edx
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jmp L013spin
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.align 4,0x90
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L013spin:
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incl %eax
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cmpl (%ecx),%edx
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je L013spin
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.long 529567888
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ret
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L012nospin:
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xorl %eax,%eax
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xorl %edx,%edx
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ret
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.globl _OPENSSL_wipe_cpu
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.align 4
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_OPENSSL_wipe_cpu:
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L_OPENSSL_wipe_cpu_begin:
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xorl %eax,%eax
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xorl %edx,%edx
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call L014PIC_me_up
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L014PIC_me_up:
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popl %ecx
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movl L_OPENSSL_ia32cap_P$non_lazy_ptr-L014PIC_me_up(%ecx),%ecx
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movl (%ecx),%ecx
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btl $1,(%ecx)
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jnc L015no_x87
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.long 4007259865,4007259865,4007259865,4007259865,2430851995
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L015no_x87:
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leal 4(%esp),%eax
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ret
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.globl _OPENSSL_atomic_add
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.align 4
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_OPENSSL_atomic_add:
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L_OPENSSL_atomic_add_begin:
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movl 4(%esp),%edx
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movl 8(%esp),%ecx
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pushl %ebx
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nop
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movl (%edx),%eax
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L016spin:
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leal (%eax,%ecx,1),%ebx
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nop
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.long 447811568
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jne L016spin
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movl %ebx,%eax
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popl %ebx
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ret
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.globl _OPENSSL_indirect_call
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.align 4
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_OPENSSL_indirect_call:
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L_OPENSSL_indirect_call_begin:
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pushl %ebp
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movl %esp,%ebp
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subl $28,%esp
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movl 12(%ebp),%ecx
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movl %ecx,(%esp)
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movl 16(%ebp),%edx
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movl %edx,4(%esp)
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movl 20(%ebp),%eax
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movl %eax,8(%esp)
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movl 24(%ebp),%eax
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movl %eax,12(%esp)
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movl 28(%ebp),%eax
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movl %eax,16(%esp)
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movl 32(%ebp),%eax
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movl %eax,20(%esp)
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movl 36(%ebp),%eax
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movl %eax,24(%esp)
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call *8(%ebp)
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movl %ebp,%esp
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popl %ebp
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ret
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.globl _OPENSSL_cleanse
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.align 4
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_OPENSSL_cleanse:
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L_OPENSSL_cleanse_begin:
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movl 4(%esp),%edx
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movl 8(%esp),%ecx
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xorl %eax,%eax
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cmpl $7,%ecx
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jae L017lot
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cmpl $0,%ecx
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je L018ret
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L019little:
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movb %al,(%edx)
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subl $1,%ecx
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leal 1(%edx),%edx
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jnz L019little
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L018ret:
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ret
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.align 4,0x90
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L017lot:
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testl $3,%edx
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jz L020aligned
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movb %al,(%edx)
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leal -1(%ecx),%ecx
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leal 1(%edx),%edx
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jmp L017lot
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L020aligned:
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movl %eax,(%edx)
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leal -4(%ecx),%ecx
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testl $-4,%ecx
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leal 4(%edx),%edx
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jnz L020aligned
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cmpl $0,%ecx
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jne L019little
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ret
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.globl _OPENSSL_ia32_rdrand
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.align 4
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_OPENSSL_ia32_rdrand:
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L_OPENSSL_ia32_rdrand_begin:
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movl $8,%ecx
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L021loop:
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.byte 15,199,240
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jc L022break
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loop L021loop
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L022break:
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cmpl $0,%eax
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cmovel %ecx,%eax
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ret
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.section __IMPORT,__pointers,non_lazy_symbol_pointers
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L_OPENSSL_ia32cap_P$non_lazy_ptr:
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.indirect_symbol _OPENSSL_ia32cap_P
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.long 0
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.comm _OPENSSL_ia32cap_P,8,2
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.mod_init_func
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.align 2
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.long _OPENSSL_cpuid_setup
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