118 lines
2.5 KiB
NASM
118 lines
2.5 KiB
NASM
dnl Alpha mpn_sqr_diagonal.
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dnl Copyright 2001, 2002, 2006 Free Software Foundation, Inc.
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dnl This file is part of the GNU MP Library.
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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 2.1 of the License, or (at
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dnl your option) any later version.
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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 You should have received a copy of the GNU Lesser General Public License
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dnl along with the GNU MP Library; see the file COPYING.LIB. If not, write
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dnl to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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dnl Boston, MA 02110-1301, USA.
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include(`../config.m4')
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C cycles/limb
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C EV4: ?
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C EV5: ?
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C EV6: 2.3
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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_sqr_diagonal)
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lda r18, -2(r18) C n -= 2
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ldq r0, 0(r17)
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mulq r0, r0, r4
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umulh r0, r0, r20
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blt r18, L(ex1)
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ldq r1, 8(r17)
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mulq r1, r1, r5
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umulh r1, r1, r21
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beq r18, L(ex2)
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lda r18, -2(r18) C n -= 2
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ldq r0, 16(r17)
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blt r18, L(ex3)
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ldq r1, 24(r17)
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beq r18, L(ex4)
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ALIGN(16)
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L(top): lda r18, -2(r18) C n -= 2
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stq r4, 0(r16)
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mulq r0, r0, r4
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stq r20, 8(r16)
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umulh r0, r0, r20
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ldq r0, 32(r17)
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blt r18, L(x)
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stq r5, 16(r16)
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mulq r1, r1, r5
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stq r21, 24(r16)
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umulh r1, r1, r21
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ldq r1, 40(r17)
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lda r16, 32(r16) C rp += 4
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lda r17, 16(r17) C up += 2
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bne r18, L(top)
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ALIGN(16)
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L(ex4): stq r4, 0(r16)
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mulq r0, r0, r4
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stq r20, 8(r16)
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umulh r0, r0, r20
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stq r5, 16(r16)
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mulq r1, r1, r5
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stq r21, 24(r16)
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umulh r1, r1, r21
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stq r4, 32(r16)
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stq r20, 40(r16)
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stq r5, 48(r16)
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stq r21, 56(r16)
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ret r31, (r26), 1
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ALIGN(16)
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L(x): stq r5, 16(r16)
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mulq r1, r1, r5
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stq r21, 24(r16)
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umulh r1, r1, r21
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stq r4, 32(r16)
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mulq r0, r0, r4
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stq r20, 40(r16)
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umulh r0, r0, r20
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stq r5, 48(r16)
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stq r21, 56(r16)
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stq r4, 64(r16)
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stq r20, 72(r16)
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ret r31, (r26), 1
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L(ex1): stq r4, 0(r16)
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stq r20, 8(r16)
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ret r31, (r26), 1
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ALIGN(16)
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L(ex2): stq r4, 0(r16)
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stq r20, 8(r16)
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stq r5, 16(r16)
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stq r21, 24(r16)
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ret r31, (r26), 1
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ALIGN(16)
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L(ex3): stq r4, 0(r16)
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mulq r0, r0, r4
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stq r20, 8(r16)
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umulh r0, r0, r20
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stq r5, 16(r16)
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stq r21, 24(r16)
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stq r4, 32(r16)
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stq r20, 40(r16)
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ret r31, (r26), 1
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EPILOGUE()
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ASM_END()
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