xref: /external/chromium_org/third_party/openssl/openssl/crypto/bn/asm/x86-mont.S

.file	"crypto/bn/asm/x86-mont.s"
.text
.globl	bn_mul_mont
.type	bn_mul_mont,@function
.align	16
bn_mul_mont:
.L_bn_mul_mont_begin:
	pushl	%ebp
	pushl	%ebx
	pushl	%esi
	pushl	%edi
	xorl	%eax,%eax
	movl	40(%esp),%edi
	cmpl	$4,%edi
	jl	.L000just_leave
	leal	20(%esp),%esi
	leal	24(%esp),%edx
	movl	%esp,%ebp
	addl	$2,%edi
	negl	%edi
	leal	-32(%esp,%edi,4),%esp
	negl	%edi
	movl	%esp,%eax
	subl	%edx,%eax
	andl	$2047,%eax
	subl	%eax,%esp
	xorl	%esp,%edx
	andl	$2048,%edx
	xorl	$2048,%edx
	subl	%edx,%esp
	andl	$-64,%esp
	movl	(%esi),%eax
	movl	4(%esi),%ebx
	movl	8(%esi),%ecx
	movl	12(%esi),%edx
	movl	16(%esi),%esi
	movl	(%esi),%esi
	movl	%eax,4(%esp)
	movl	%ebx,8(%esp)
	movl	%ecx,12(%esp)
	movl	%edx,16(%esp)
	movl	%esi,20(%esp)
	leal	-3(%edi),%ebx
	movl	%ebp,24(%esp)
	movl	8(%esp),%esi
	leal	1(%ebx),%ebp
	movl	12(%esp),%edi
	xorl	%ecx,%ecx
	movl	%esi,%edx
	andl	$1,%ebp
	subl	%edi,%edx
	leal	4(%edi,%ebx,4),%eax
	orl	%edx,%ebp
	movl	(%edi),%edi
	jz	.L001bn_sqr_mont
	movl	%eax,28(%esp)
	movl	(%esi),%eax
	xorl	%edx,%edx
.align	16
.L002mull:
	movl	%edx,%ebp
	mull	%edi
	addl	%eax,%ebp
	leal	1(%ecx),%ecx
	adcl	$0,%edx
	movl	(%esi,%ecx,4),%eax
	cmpl	%ebx,%ecx
	movl	%ebp,28(%esp,%ecx,4)
	jl	.L002mull
	movl	%edx,%ebp
	mull	%edi
	movl	20(%esp),%edi
	addl	%ebp,%eax
	movl	16(%esp),%esi
	adcl	$0,%edx
	imull	32(%esp),%edi
	movl	%eax,32(%esp,%ebx,4)
	xorl	%ecx,%ecx
	movl	%edx,36(%esp,%ebx,4)
	movl	%ecx,40(%esp,%ebx,4)
	movl	(%esi),%eax
	mull	%edi
	addl	32(%esp),%eax
	movl	4(%esi),%eax
	adcl	$0,%edx
	incl	%ecx
	jmp	.L0032ndmadd
.align	16
.L0041stmadd:
	movl	%edx,%ebp
	mull	%edi
	addl	32(%esp,%ecx,4),%ebp
	leal	1(%ecx),%ecx
	adcl	$0,%edx
	addl	%eax,%ebp
	movl	(%esi,%ecx,4),%eax
	adcl	$0,%edx
	cmpl	%ebx,%ecx
	movl	%ebp,28(%esp,%ecx,4)
	jl	.L0041stmadd
	movl	%edx,%ebp
	mull	%edi
	addl	32(%esp,%ebx,4),%eax
	movl	20(%esp),%edi
	adcl	$0,%edx
	movl	16(%esp),%esi
	addl	%eax,%ebp
	adcl	$0,%edx
	imull	32(%esp),%edi
	xorl	%ecx,%ecx
	addl	36(%esp,%ebx,4),%edx
	movl	%ebp,32(%esp,%ebx,4)
	adcl	$0,%ecx
	movl	(%esi),%eax
	movl	%edx,36(%esp,%ebx,4)
	movl	%ecx,40(%esp,%ebx,4)
	mull	%edi
	addl	32(%esp),%eax
	movl	4(%esi),%eax
	adcl	$0,%edx
	movl	$1,%ecx
.align	16
.L0032ndmadd:
	movl	%edx,%ebp
	mull	%edi
	addl	32(%esp,%ecx,4),%ebp
	leal	1(%ecx),%ecx
	adcl	$0,%edx
	addl	%eax,%ebp
	movl	(%esi,%ecx,4),%eax
	adcl	$0,%edx
	cmpl	%ebx,%ecx
	movl	%ebp,24(%esp,%ecx,4)
	jl	.L0032ndmadd
	movl	%edx,%ebp
	mull	%edi
	addl	32(%esp,%ebx,4),%ebp
	adcl	$0,%edx
	addl	%eax,%ebp
	adcl	$0,%edx
	movl	%ebp,28(%esp,%ebx,4)
	xorl	%eax,%eax
	movl	12(%esp),%ecx
	addl	36(%esp,%ebx,4),%edx
	adcl	40(%esp,%ebx,4),%eax
	leal	4(%ecx),%ecx
	movl	%edx,32(%esp,%ebx,4)
	cmpl	28(%esp),%ecx
	movl	%eax,36(%esp,%ebx,4)
	je	.L005common_tail
	movl	(%ecx),%edi
	movl	8(%esp),%esi
	movl	%ecx,12(%esp)
	xorl	%ecx,%ecx
	xorl	%edx,%edx
	movl	(%esi),%eax
	jmp	.L0041stmadd
.align	16
.L001bn_sqr_mont:
	movl	%ebx,(%esp)
	movl	%ecx,12(%esp)
	movl	%edi,%eax
	mull	%edi
	movl	%eax,32(%esp)
	movl	%edx,%ebx
	shrl	$1,%edx
	andl	$1,%ebx
	incl	%ecx
.align	16
.L006sqr:
	movl	(%esi,%ecx,4),%eax
	movl	%edx,%ebp
	mull	%edi
	addl	%ebp,%eax
	leal	1(%ecx),%ecx
	adcl	$0,%edx
	leal	(%ebx,%eax,2),%ebp
	shrl	$31,%eax
	cmpl	(%esp),%ecx
	movl	%eax,%ebx
	movl	%ebp,28(%esp,%ecx,4)
	jl	.L006sqr
	movl	(%esi,%ecx,4),%eax
	movl	%edx,%ebp
	mull	%edi
	addl	%ebp,%eax
	movl	20(%esp),%edi
	adcl	$0,%edx
	movl	16(%esp),%esi
	leal	(%ebx,%eax,2),%ebp
	imull	32(%esp),%edi
	shrl	$31,%eax
	movl	%ebp,32(%esp,%ecx,4)
	leal	(%eax,%edx,2),%ebp
	movl	(%esi),%eax
	shrl	$31,%edx
	movl	%ebp,36(%esp,%ecx,4)
	movl	%edx,40(%esp,%ecx,4)
	mull	%edi
	addl	32(%esp),%eax
	movl	%ecx,%ebx
	adcl	$0,%edx
	movl	4(%esi),%eax
	movl	$1,%ecx
.align	16
.L0073rdmadd:
	movl	%edx,%ebp
	mull	%edi
	addl	32(%esp,%ecx,4),%ebp
	adcl	$0,%edx
	addl	%eax,%ebp
	movl	4(%esi,%ecx,4),%eax
	adcl	$0,%edx
	movl	%ebp,28(%esp,%ecx,4)
	movl	%edx,%ebp
	mull	%edi
	addl	36(%esp,%ecx,4),%ebp
	leal	2(%ecx),%ecx
	adcl	$0,%edx
	addl	%eax,%ebp
	movl	(%esi,%ecx,4),%eax
	adcl	$0,%edx
	cmpl	%ebx,%ecx
	movl	%ebp,24(%esp,%ecx,4)
	jl	.L0073rdmadd
	movl	%edx,%ebp
	mull	%edi
	addl	32(%esp,%ebx,4),%ebp
	adcl	$0,%edx
	addl	%eax,%ebp
	adcl	$0,%edx
	movl	%ebp,28(%esp,%ebx,4)
	movl	12(%esp),%ecx
	xorl	%eax,%eax
	movl	8(%esp),%esi
	addl	36(%esp,%ebx,4),%edx
	adcl	40(%esp,%ebx,4),%eax
	movl	%edx,32(%esp,%ebx,4)
	cmpl	%ebx,%ecx
	movl	%eax,36(%esp,%ebx,4)
	je	.L005common_tail
	movl	4(%esi,%ecx,4),%edi
	leal	1(%ecx),%ecx
	movl	%edi,%eax
	movl	%ecx,12(%esp)
	mull	%edi
	addl	32(%esp,%ecx,4),%eax
	adcl	$0,%edx
	movl	%eax,32(%esp,%ecx,4)
	xorl	%ebp,%ebp
	cmpl	%ebx,%ecx
	leal	1(%ecx),%ecx
	je	.L008sqrlast
	movl	%edx,%ebx
	shrl	$1,%edx
	andl	$1,%ebx
.align	16
.L009sqradd:
	movl	(%esi,%ecx,4),%eax
	movl	%edx,%ebp
	mull	%edi
	addl	%ebp,%eax
	leal	(%eax,%eax,1),%ebp
	adcl	$0,%edx
	shrl	$31,%eax
	addl	32(%esp,%ecx,4),%ebp
	leal	1(%ecx),%ecx
	adcl	$0,%eax
	addl	%ebx,%ebp
	adcl	$0,%eax
	cmpl	(%esp),%ecx
	movl	%ebp,28(%esp,%ecx,4)
	movl	%eax,%ebx
	jle	.L009sqradd
	movl	%edx,%ebp
	addl	%edx,%edx
	shrl	$31,%ebp
	addl	%ebx,%edx
	adcl	$0,%ebp
.L008sqrlast:
	movl	20(%esp),%edi
	movl	16(%esp),%esi
	imull	32(%esp),%edi
	addl	32(%esp,%ecx,4),%edx
	movl	(%esi),%eax
	adcl	$0,%ebp
	movl	%edx,32(%esp,%ecx,4)
	movl	%ebp,36(%esp,%ecx,4)
	mull	%edi
	addl	32(%esp),%eax
	leal	-1(%ecx),%ebx
	adcl	$0,%edx
	movl	$1,%ecx
	movl	4(%esi),%eax
	jmp	.L0073rdmadd
.align	16
.L005common_tail:
	movl	16(%esp),%ebp
	movl	4(%esp),%edi
	leal	32(%esp),%esi
	movl	(%esi),%eax
	movl	%ebx,%ecx
	xorl	%edx,%edx
.align	16
.L010sub:
	sbbl	(%ebp,%edx,4),%eax
	movl	%eax,(%edi,%edx,4)
	decl	%ecx
	movl	4(%esi,%edx,4),%eax
	leal	1(%edx),%edx
	jge	.L010sub
	sbbl	$0,%eax
	andl	%eax,%esi
	notl	%eax
	movl	%edi,%ebp
	andl	%eax,%ebp
	orl	%ebp,%esi
.align	16
.L011copy:
	movl	(%esi,%ebx,4),%eax
	movl	%eax,(%edi,%ebx,4)
	movl	%ecx,32(%esp,%ebx,4)
	decl	%ebx
	jge	.L011copy
	movl	24(%esp),%esp
	movl	$1,%eax
.L000just_leave:
	popl	%edi
	popl	%esi
	popl	%ebx
	popl	%ebp
	ret
.size	bn_mul_mont,.-.L_bn_mul_mont_begin
.byte	77,111,110,116,103,111,109,101,114,121,32,77,117,108,116,105
.byte	112,108,105,99,97,116,105,111,110,32,102,111,114,32,120,56
.byte	54,44,32,67,82,89,80,84,79,71,65,77,83,32,98,121
.byte	32,60,97,112,112,114,111,64,111,112,101,110,115,115,108,46
.byte	111,114,103,62,0