2010-03-18 15:11:25 -04:00
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dnl IA-64 mpn_and_n, mpn_andn_n, mpn_nand_n, mpn_ior_n, mpn_iorn_n,
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dnl mpn_nior_n, mpn_xor_n, mpn_xnor_n -- mpn bitwise logical operations.
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dnl Copyright 2003, 2004, 2005 Free Software Foundation, Inc.
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dnl
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dnl This file is part of the GNU MP Library.
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dnl
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dnl The GNU MP Library is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU Lesser General Public License as published
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dnl by the Free Software Foundation; either version 3 of the License, or (at
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dnl your option) any later version.
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dnl
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dnl The GNU MP Library is distributed in the hope that it will be useful, but
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dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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dnl License for more details.
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dnl
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dnl You should have received a copy of the GNU Lesser General Public License
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dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/.
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include(`../config.m4')
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C cycles/limb
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C Itanium: 2
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C Itanium 2: 1
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C TODO
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C * Use rp,rpx scheme of aors_n.asm to allow parallel stores (useful in
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C wind-down code).
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C INPUT PARAMETERS
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define(`rp', `r32')
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define(`up', `r33')
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define(`vp', `r34')
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define(`n', `r35')
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2010-12-30 03:19:44 -05:00
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define(OPERATION_xnor_n,1)
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2010-03-18 15:11:25 -04:00
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ifdef(`OPERATION_and_n',
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` define(`func',`mpn_and_n')
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define(`logop', `and $1 = $2, $3')
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define(`notormov', `mov $1 = $2')')
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ifdef(`OPERATION_andn_n',
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` define(`func',`mpn_andn_n')
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define(`logop', `andcm $1 = $2, $3')
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define(`notormov', `mov $1 = $2')')
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ifdef(`OPERATION_nand_n',
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` define(`func',`mpn_nand_n')
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define(`logop', `and $1 = $2, $3')
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define(`notormov', `sub $1 = -1, $2')')
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ifdef(`OPERATION_ior_n',
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` define(`func',`mpn_ior_n')
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define(`logop', `or $1 = $2, $3')
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define(`notormov', `mov $1 = $2')')
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ifdef(`OPERATION_iorn_n',
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` define(`func',`mpn_iorn_n')
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define(`logop', `andcm $1 = $3, $2')
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define(`notormov', `sub $1 = -1, $2')')
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ifdef(`OPERATION_nior_n',
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` define(`func',`mpn_nior_n')
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define(`logop', `or $1 = $2, $3')
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define(`notormov', `sub $1 = -1, $2')')
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ifdef(`OPERATION_xor_n',
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` define(`func',`mpn_xor_n')
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define(`logop', `xor $1 = $2, $3')
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define(`notormov', `mov $1 = $2')')
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ifdef(`OPERATION_xnor_n',
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` define(`func',`mpn_xnor_n')
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define(`logop', `xor $1 = $2, $3')
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define(`notormov', `sub $1 = -1, $2')')
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ASM_START()
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PROLOGUE(func)
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.prologue
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.save ar.lc, r2
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.body
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ifdef(`HAVE_ABI_32',
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` addp4 rp = 0, rp C M I
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addp4 up = 0, up C M I
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addp4 vp = 0, vp C M I
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zxt4 n = n C I
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;;
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')
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{.mmi
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ld8 r10 = [up], 8 C M
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ld8 r11 = [vp], 8 C M
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mov.i r2 = ar.lc C I0
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}
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{.mmi
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and r14 = 3, n C M I
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cmp.lt p15, p14 = 4, n C M I
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shr.u n = n, 2 C I0
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;;
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}
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{.mmi
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cmp.eq p6, p0 = 1, r14 C M I
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cmp.eq p7, p0 = 2, r14 C M I
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cmp.eq p8, p0 = 3, r14 C M I
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}
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{.bbb
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(p6) br.dptk .Lb01 C B
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(p7) br.dptk .Lb10 C B
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(p8) br.dptk .Lb11 C B
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}
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.Lb00: ld8 r17 = [up], 8 C M
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ld8 r21 = [vp], 8 C M
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add n = -2, n C M I
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;;
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ld8 r18 = [up], 8 C M
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ld8 r22 = [vp], 8 C M
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;;
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ld8 r19 = [up], 8 C M
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ld8 r23 = [vp], 8 C M
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(p15) br.cond.dpnt .grt4 C B
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logop( r14, r10, r11) C M I
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;;
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logop( r15, r17, r21) C M I
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notormov( r8, r14) C M I
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br .Lcj4 C B
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.grt4: logop( r14, r10, r11) C M I
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ld8 r16 = [up], 8 C M
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ld8 r20 = [vp], 8 C M
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;;
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logop( r15, r17, r21) C M I
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ld8 r17 = [up], 8 C M
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mov.i ar.lc = n C I0
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notormov( r8, r14) C M I
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ld8 r21 = [vp], 8 C M
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br .LL00 C B
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.Lb01: add n = -1, n C M I
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logop( r15, r10, r11) C M I
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(p15) br.cond.dpnt .grt1 C B
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;;
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notormov( r9, r15) C M I
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br .Lcj1 C B
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.grt1: ld8 r16 = [up], 8 C M
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ld8 r20 = [vp], 8 C M
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;;
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ld8 r17 = [up], 8 C M
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ld8 r21 = [vp], 8 C M
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mov.i ar.lc = n C I0
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;;
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ld8 r18 = [up], 8 C M
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ld8 r22 = [vp], 8 C M
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;;
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ld8 r19 = [up], 8 C M
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ld8 r23 = [vp], 8 C M
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br.cloop.dptk .grt5 C B
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;;
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logop( r14, r16, r20) C M I
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notormov( r9, r15) C M I
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br .Lcj5 C B
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.grt5: logop( r14, r16, r20) C M I
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ld8 r16 = [up], 8 C M
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notormov( r9, r15) C M I
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ld8 r20 = [vp], 8 C M
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br .LL01 C B
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.Lb10: ld8 r19 = [up], 8 C M
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ld8 r23 = [vp], 8 C M
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(p15) br.cond.dpnt .grt2 C B
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logop( r14, r10, r11) C M I
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;;
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logop( r15, r19, r23) C M I
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notormov( r8, r14) C M I
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br .Lcj2 C B
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.grt2: ld8 r16 = [up], 8 C M
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ld8 r20 = [vp], 8 C M
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add n = -1, n C M I
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;;
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ld8 r17 = [up], 8 C M
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ld8 r21 = [vp], 8 C M
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logop( r14, r10, r11) C M I
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;;
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ld8 r18 = [up], 8 C M
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ld8 r22 = [vp], 8 C M
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mov.i ar.lc = n C I0
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;;
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logop( r15, r19, r23) C M I
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ld8 r19 = [up], 8 C M
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notormov( r8, r14) C M I
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ld8 r23 = [vp], 8 C M
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br.cloop.dptk .Loop C B
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br .Lcj6 C B
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.Lb11: ld8 r18 = [up], 8 C M
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ld8 r22 = [vp], 8 C M
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add n = -1, n C M I
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;;
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ld8 r19 = [up], 8 C M
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ld8 r23 = [vp], 8 C M
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logop( r15, r10, r11) C M I
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(p15) br.cond.dpnt .grt3 C B
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;;
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logop( r14, r18, r22) C M I
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notormov( r9, r15) C M I
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br .Lcj3 C B
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.grt3: ld8 r16 = [up], 8 C M
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ld8 r20 = [vp], 8 C M
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;;
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ld8 r17 = [up], 8 C M
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ld8 r21 = [vp], 8 C M
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mov.i ar.lc = n C I0
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;;
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logop( r14, r18, r22) C M I
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ld8 r18 = [up], 8 C M
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notormov( r9, r15) C M I
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ld8 r22 = [vp], 8 C M
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br .LL11 C B
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C *** MAIN LOOP START ***
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ALIGN(32)
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.Loop: st8 [rp] = r8, 8 C M
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logop( r14, r16, r20) C M I
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notormov( r9, r15) C M I
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ld8 r16 = [up], 8 C M
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ld8 r20 = [vp], 8 C M
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nop.b 0
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;;
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.LL01: st8 [rp] = r9, 8 C M
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logop( r15, r17, r21) C M I
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notormov( r8, r14) C M I
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ld8 r17 = [up], 8 C M
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ld8 r21 = [vp], 8 C M
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nop.b 0
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;;
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.LL00: st8 [rp] = r8, 8 C M
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logop( r14, r18, r22) C M I
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notormov( r9, r15) C M I
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ld8 r18 = [up], 8 C M
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ld8 r22 = [vp], 8 C M
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nop.b 0
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;;
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.LL11: st8 [rp] = r9, 8 C M
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logop( r15, r19, r23) C M I
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notormov( r8, r14) C M I
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ld8 r19 = [up], 8 C M
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ld8 r23 = [vp], 8 C M
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br.cloop.dptk .Loop ;; C B
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C *** MAIN LOOP END ***
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.Lcj6: st8 [rp] = r8, 8 C M
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logop( r14, r16, r20) C M I
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notormov( r9, r15) C M I
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;;
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.Lcj5: st8 [rp] = r9, 8 C M
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logop( r15, r17, r21) C M I
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notormov( r8, r14) C M I
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;;
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.Lcj4: st8 [rp] = r8, 8 C M
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logop( r14, r18, r22) C M I
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notormov( r9, r15) C M I
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;;
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.Lcj3: st8 [rp] = r9, 8 C M
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logop( r15, r19, r23) C M I
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notormov( r8, r14) C M I
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;;
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.Lcj2: st8 [rp] = r8, 8 C M
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notormov( r9, r15) C M I
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;;
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.Lcj1: st8 [rp] = r9, 8 C M
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mov.i ar.lc = r2 C I0
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br.ret.sptk.many b0 C B
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EPILOGUE()
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ASM_END()
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