Blame sysdeps/sparc/sparc64/multiarch/md5-crop.S

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/* MD5 using sparc crypto opcodes.
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   Copyright (C) 2012-2018 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   Contributed by David S. Miller (davem@davemloft.net)
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   The GNU C Library is free software; you can redistribute it and/or
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   modify it under the terms of the GNU Lesser General Public
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   License as published by the Free Software Foundation; either
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   version 2.1 of the License, or (at your option) any later version.
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   The GNU C Library is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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   Lesser General Public License for more details.
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   You should have received a copy of the GNU Lesser General Public
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   License along with the GNU C Library; if not, see
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   <http://www.gnu.org/licenses/>.  */
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#include <sysdep.h>
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#define ASI_PL 0x88
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#define MD5		\
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	.word	0x81b02800;
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	.text
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	.align	32
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ENTRY(__md5_process_block_crop)
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	/* %o0=buffer, %o1=len, %o2=CTX */
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	ld	[%o2 + 0x10], %g1
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	add	%g1, %o1, %o4
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	st	%o4, [%o2 + 0x10]
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	clr	%o5
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	cmp	%o4, %g1
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	movlu	%icc, 1, %o5
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#ifdef __arch64__
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	srlx	%o1, 32, %o4
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	add	%o5, %o4, %o5
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#endif
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	ld	[%o2 + 0x14], %o4
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	add	%o4, %o5, %o4
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	st	%o4, [%o2 + 0x14]
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	lda	[%o2] ASI_PL, %f0
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	add	%o2, 0x4, %g1
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	lda	[%g1] ASI_PL, %f1
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	add	%o2, 0x8, %g1
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	andcc	%o0, 0x7, %g0
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	lda	[%g1] ASI_PL, %f2
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	add	%o2, 0xc, %g1
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	bne,pn	%xcc, 10f
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	 lda	[%g1] ASI_PL, %f3
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1:
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	ldd	[%o0 + 0x00], %f8
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	ldd	[%o0 + 0x08], %f10
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	ldd	[%o0 + 0x10], %f12
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	ldd	[%o0 + 0x18], %f14
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	ldd	[%o0 + 0x20], %f16
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	ldd	[%o0 + 0x28], %f18
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	ldd	[%o0 + 0x30], %f20
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	ldd	[%o0 + 0x38], %f22
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	MD5
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	subcc	%o1, 64, %o1
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	bne,pt	%xcc, 1b
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	 add	%o0, 0x40, %o0
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5:
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	sta	%f0, [%o2] ASI_PL
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	add	%o2, 0x4, %g1
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	sta	%f1, [%g1] ASI_PL
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	add	%o2, 0x8, %g1
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	sta	%f2, [%g1] ASI_PL
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	add	%o2, 0xc, %g1
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	retl
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	 sta	%f3, [%g1] ASI_PL
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10:
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	alignaddr %o0, %g0, %o0
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	ldd	[%o0 + 0x00], %f10
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1:
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	ldd	[%o0 + 0x08], %f12
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	ldd	[%o0 + 0x10], %f14
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	ldd	[%o0 + 0x18], %f16
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	ldd	[%o0 + 0x20], %f18
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	ldd	[%o0 + 0x28], %f20
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	ldd	[%o0 + 0x30], %f22
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	ldd	[%o0 + 0x38], %f24
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	ldd	[%o0 + 0x40], %f26
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	faligndata %f10, %f12, %f8
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	faligndata %f12, %f14, %f10
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	faligndata %f14, %f16, %f12
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	faligndata %f16, %f18, %f14
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	faligndata %f18, %f20, %f16
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	faligndata %f20, %f22, %f18
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	faligndata %f22, %f24, %f20
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	faligndata %f24, %f26, %f22
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	MD5
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	subcc	%o1, 64, %o1
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	fsrc2	%f26, %f10
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	bne,pt	%xcc, 1b
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	 add	%o0, 0x40, %o0
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	ba,a,pt	%xcc, 5b
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END(__md5_process_block_crop)