1dnl VAX mpn_addmul_1 -- Multiply a limb vector with a limb and add the result 2dnl to a second limb vector. 3 4dnl Copyright 1992, 1994, 1996, 2000, 2012 Free Software Foundation, Inc. 5 6dnl This file is part of the GNU MP Library. 7dnl 8dnl The GNU MP Library is free software; you can redistribute it and/or modify 9dnl it under the terms of either: 10dnl 11dnl * the GNU Lesser General Public License as published by the Free 12dnl Software Foundation; either version 3 of the License, or (at your 13dnl option) any later version. 14dnl 15dnl or 16dnl 17dnl * the GNU General Public License as published by the Free Software 18dnl Foundation; either version 2 of the License, or (at your option) any 19dnl later version. 20dnl 21dnl or both in parallel, as here. 22dnl 23dnl The GNU MP Library is distributed in the hope that it will be useful, but 24dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 25dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 26dnl for more details. 27dnl 28dnl You should have received copies of the GNU General Public License and the 29dnl GNU Lesser General Public License along with the GNU MP Library. If not, 30dnl see https://www.gnu.org/licenses/. 31 32include(`../config.m4') 33 34ASM_START() 35PROLOGUE(mpn_addmul_1) 36 .word 0xfc0 37 movl 12(ap), r4 38 movl 8(ap), r8 39 movl 4(ap), r9 40 clrl r3 41 incl r4 42 ashl $-1, r4, r7 43 clrl r11 44 movl 16(ap), r6 45 jlss L(v0_big) 46 jlbc r4, L(1) 47 48C Loop for v0 < 0x80000000 49L(tp1): movl (r8)+, r1 50 jlss L(1n0) 51 emul r1, r6, $0, r2 52 addl2 r11, r2 53 adwc $0, r3 54 addl2 r2, (r9)+ 55 adwc $0, r3 56L(1): movl (r8)+, r1 57 jlss L(1n1) 58L(1p1): emul r1, r6, $0, r10 59 addl2 r3, r10 60 adwc $0, r11 61 addl2 r10, (r9)+ 62 adwc $0, r11 63 64 sobgtr r7, L(tp1) 65 movl r11, r0 66 ret 67 68L(1n0): emul r1, r6, $0, r2 69 addl2 r11, r2 70 adwc r6, r3 71 addl2 r2, (r9)+ 72 adwc $0, r3 73 movl (r8)+, r1 74 jgeq L(1p1) 75L(1n1): emul r1, r6, $0, r10 76 addl2 r3, r10 77 adwc r6, r11 78 addl2 r10, (r9)+ 79 adwc $0, r11 80 81 sobgtr r7, L(tp1) 82 movl r11, r0 83 ret 84 85L(v0_big): 86 jlbc r4, L(2) 87 88C Loop for v0 >= 0x80000000 89L(tp2): movl (r8)+, r1 90 jlss L(2n0) 91 emul r1, r6, $0, r2 92 addl2 r11, r2 93 adwc r1, r3 94 addl2 r2, (r9)+ 95 adwc $0, r3 96L(2): movl (r8)+, r1 97 jlss L(2n1) 98L(2p1): emul r1, r6, $0, r10 99 addl2 r3, r10 100 adwc r1, r11 101 addl2 r10, (r9)+ 102 adwc $0, r11 103 104 sobgtr r7, L(tp2) 105 movl r11, r0 106 ret 107 108L(2n0): emul r1, r6, $0, r2 109 addl2 r11, r2 110 adwc r6, r3 111 addl2 r2, (r9)+ 112 adwc r1, r3 113 movl (r8)+, r1 114 jgeq L(2p1) 115L(2n1): emul r1, r6, $0, r10 116 addl2 r3, r10 117 adwc r6, r11 118 addl2 r10, (r9)+ 119 adwc r1, r11 120 121 sobgtr r7, L(tp2) 122 movl r11, r0 123 ret 124EPILOGUE() 125