1 dnl ARM mpn_invert_limb -- Invert a normalized limb.
3 dnl Copyright 2001, 2009 Free Software Foundation, Inc.
5 dnl This file is part of the GNU MP Library.
7 dnl The GNU MP Library is free software; you can redistribute it and/or modify
8 dnl it under the terms of the GNU Lesser General Public License as published
9 dnl by the Free Software Foundation; either version 3 of the License, or (at
10 dnl your option) any later version.
12 dnl The GNU MP Library is distributed in the hope that it will be useful, but
13 dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
15 dnl License for more details.
17 dnl You should have received a copy of the GNU Lesser General Public License
18 dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/.
20 include(`../config.m4')
23 PROLOGUE(mpn_invert_limb)
32 sub r1, r1, r2, asl #1
34 umull r3, r12, r0, r12
40 add r2, r2, r1, asl #2
48 L(4): .word approx_tab-8-512-L(2)
54 .short 0xffc0,0xfec0,0xfdc0,0xfcc0,0xfbc0,0xfac0,0xfa00,0xf900
55 .short 0xf800,0xf700,0xf640,0xf540,0xf440,0xf380,0xf280,0xf180
56 .short 0xf0c0,0xefc0,0xef00,0xee00,0xed40,0xec40,0xeb80,0xeac0
57 .short 0xe9c0,0xe900,0xe840,0xe740,0xe680,0xe5c0,0xe500,0xe400
58 .short 0xe340,0xe280,0xe1c0,0xe100,0xe040,0xdf80,0xdec0,0xde00
59 .short 0xdd40,0xdc80,0xdbc0,0xdb00,0xda40,0xd980,0xd8c0,0xd800
60 .short 0xd740,0xd680,0xd600,0xd540,0xd480,0xd3c0,0xd340,0xd280
61 .short 0xd1c0,0xd140,0xd080,0xcfc0,0xcf40,0xce80,0xcdc0,0xcd40
62 .short 0xcc80,0xcc00,0xcb40,0xcac0,0xca00,0xc980,0xc8c0,0xc840
63 .short 0xc780,0xc700,0xc640,0xc5c0,0xc540,0xc480,0xc400,0xc380
64 .short 0xc2c0,0xc240,0xc1c0,0xc100,0xc080,0xc000,0xbf80,0xbec0
65 .short 0xbe40,0xbdc0,0xbd40,0xbc80,0xbc00,0xbb80,0xbb00,0xba80
66 .short 0xba00,0xb980,0xb900,0xb840,0xb7c0,0xb740,0xb6c0,0xb640
67 .short 0xb5c0,0xb540,0xb4c0,0xb440,0xb3c0,0xb340,0xb2c0,0xb240
68 .short 0xb1c0,0xb140,0xb0c0,0xb080,0xb000,0xaf80,0xaf00,0xae80
69 .short 0xae00,0xad80,0xad40,0xacc0,0xac40,0xabc0,0xab40,0xaac0
70 .short 0xaa80,0xaa00,0xa980,0xa900,0xa8c0,0xa840,0xa7c0,0xa740
71 .short 0xa700,0xa680,0xa600,0xa5c0,0xa540,0xa4c0,0xa480,0xa400
72 .short 0xa380,0xa340,0xa2c0,0xa240,0xa200,0xa180,0xa140,0xa0c0
73 .short 0xa080,0xa000,0x9f80,0x9f40,0x9ec0,0x9e80,0x9e00,0x9dc0
74 .short 0x9d40,0x9d00,0x9c80,0x9c40,0x9bc0,0x9b80,0x9b00,0x9ac0
75 .short 0x9a40,0x9a00,0x9980,0x9940,0x98c0,0x9880,0x9840,0x97c0
76 .short 0x9780,0x9700,0x96c0,0x9680,0x9600,0x95c0,0x9580,0x9500
77 .short 0x94c0,0x9440,0x9400,0x93c0,0x9340,0x9300,0x92c0,0x9240
78 .short 0x9200,0x91c0,0x9180,0x9100,0x90c0,0x9080,0x9000,0x8fc0
79 .short 0x8f80,0x8f40,0x8ec0,0x8e80,0x8e40,0x8e00,0x8d80,0x8d40
80 .short 0x8d00,0x8cc0,0x8c80,0x8c00,0x8bc0,0x8b80,0x8b40,0x8b00
81 .short 0x8a80,0x8a40,0x8a00,0x89c0,0x8980,0x8940,0x88c0,0x8880
82 .short 0x8840,0x8800,0x87c0,0x8780,0x8740,0x8700,0x8680,0x8640
83 .short 0x8600,0x85c0,0x8580,0x8540,0x8500,0x84c0,0x8480,0x8440
84 .short 0x8400,0x8380,0x8340,0x8300,0x82c0,0x8280,0x8240,0x8200
85 .short 0x81c0,0x8180,0x8140,0x8100,0x80c0,0x8080,0x8040,0x8000