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f133d007f9
Old version was from 2012-05-06, 6.1.2 is from 2016-12-16 A lot of support for newer processors and speedups since then See gmp/NEWS for details
89 lines
2.3 KiB
NASM
89 lines
2.3 KiB
NASM
dnl Alpha mpn_copyd -- copy, decrementing.
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dnl Copyright 2002, 2003 Free Software Foundation, Inc.
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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 either:
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dnl
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dnl * the GNU Lesser General Public License as published by the Free
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dnl Software Foundation; either version 3 of the License, or (at your
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dnl option) any later version.
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dnl
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dnl or
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dnl
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dnl * the GNU General Public License as published by the Free Software
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dnl Foundation; either version 2 of the License, or (at your option) any
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dnl later version.
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dnl
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dnl or both in parallel, as here.
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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 General Public License
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dnl for more details.
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dnl
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dnl You should have received copies of the GNU General Public License and the
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dnl GNU Lesser General Public License along with the GNU MP Library. If not,
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dnl see https://www.gnu.org/licenses/.
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include(`../config.m4')
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C cycles/limb
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C EV4: 4
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C EV5: 1.75
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C EV6: 1
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C INPUT PARAMETERS
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C rp r16
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C up r17
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C n r18
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ASM_START()
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PROLOGUE(mpn_copyd)
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s8addq r18,r16,r16 C E0
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s8addq r18,r17,r17 C E1
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lda r18,-8(r18) C E0
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blt r18,$Lend C E1
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$Loop: ldq r0,-8(r17) C E0
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ldq r1,-16(r17) C E1
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ldq r2,-24(r17) C E0
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ldq r3,-32(r17) C E1
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ldq r4,-40(r17) C E0
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ldq r5,-48(r17) C E1
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ldq r6,-56(r17) C E0
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ldq r7,-64(r17) C E1
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stq r0,-8(r16) C E0
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lda r17,-64(r17) C E1
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stq r1,-16(r16) C E0
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bis r31, r31, r31 C E1
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stq r2,-24(r16) C E0
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lda r18,-8(r18) C E1
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stq r3,-32(r16) C E0
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bis r31, r31, r31 C E1
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stq r4,-40(r16) C E0
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bis r31, r31, r31 C E1
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stq r5,-48(r16) C E0
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bis r31, r31, r31 C E1
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stq r6,-56(r16) C E0
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bis r31, r31, r31 C E1
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stq r7,-64(r16) C E0
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lda r16,-64(r16) C E1
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bge r18,$Loop C E1
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$Lend: lda r18,7(r18) C E0
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blt r18,$Lret C E1
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ldq r0,-8(r17) C E0
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beq r18,$Lend0 C E1
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$Loop0: stq r0,-8(r16) C E0
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lda r16,-8(r16) C E1
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ldq r0,-16(r17) C E0
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lda r18,-1(r18) C E1
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lda r17,-8(r17) C E0
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bgt r18,$Loop0 C E1
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$Lend0: stq r0,-8(r16) C E0
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$Lret: ret r31,(r26),1 C E1
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EPILOGUE(mpn_copyd)
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ASM_END()
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