Adds support for compiling OpenSSL on mac.

openssl/crypto/x86cpuid-mac.S

Index: openssl/crypto/x86cpuid-mac.S
diff --git a/openssl/crypto/x86cpuid-mac.S b/openssl/crypto/x86cpuid-mac.S
new file mode 100644
index 0000000000000000000000000000000000000000..db36e6f503e9c1282a1e01810029a2ce26e6296e
--- /dev/null
+++ b/openssl/crypto/x86cpuid-mac.S
@@ -0,0 +1,316 @@
+.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