| # VAX __gmpn_addmul_1 -- Multiply a limb vector with a limb and add |
| # the result to a second limb vector. |
| |
| # Copyright 1992, 1994, 1996, 2000 Free Software Foundation, Inc. |
| |
| # This file is part of the GNU MP Library. |
| |
| # The GNU MP Library is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU Lesser General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or (at your |
| # option) any later version. |
| |
| # The GNU MP Library is distributed in the hope that it will be useful, but |
| # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
| # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
| # License for more details. |
| |
| # You should have received a copy of the GNU Lesser General Public License |
| # along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. |
| |
| |
| # INPUT PARAMETERS |
| # res_ptr (sp + 4) |
| # s1_ptr (sp + 8) |
| # size (sp + 12) |
| # s2_limb (sp + 16) |
| |
| .text |
| .align 1 |
| .globl ___gmpn_addmul_1 |
| ___gmpn_addmul_1: |
| .word 0xfc0 |
| movl 12(ap),r4 |
| movl 8(ap),r8 |
| movl 4(ap),r9 |
| movl 16(ap),r6 |
| jlss s2_big |
| |
| clrl r3 |
| incl r4 |
| ashl $-1,r4,r7 |
| jlbc r4,L1 |
| clrl r11 |
| |
| # Loop for S2_LIMB < 0x80000000 |
| Loop1: movl (r8)+,r1 |
| jlss L1n0 |
| emul r1,r6,$0,r2 |
| addl2 r11,r2 |
| adwc $0,r3 |
| addl2 r2,(r9)+ |
| adwc $0,r3 |
| L1: movl (r8)+,r1 |
| jlss L1n1 |
| L1p1: emul r1,r6,$0,r10 |
| addl2 r3,r10 |
| adwc $0,r11 |
| addl2 r10,(r9)+ |
| adwc $0,r11 |
| |
| sobgtr r7,Loop1 |
| movl r11,r0 |
| ret |
| |
| L1n0: emul r1,r6,$0,r2 |
| addl2 r11,r2 |
| adwc r6,r3 |
| addl2 r2,(r9)+ |
| adwc $0,r3 |
| movl (r8)+,r1 |
| jgeq L1p1 |
| L1n1: emul r1,r6,$0,r10 |
| addl2 r3,r10 |
| adwc r6,r11 |
| addl2 r10,(r9)+ |
| adwc $0,r11 |
| |
| sobgtr r7,Loop1 |
| movl r11,r0 |
| ret |
| |
| |
| s2_big: clrl r3 |
| incl r4 |
| ashl $-1,r4,r7 |
| jlbc r4,L2 |
| clrl r11 |
| |
| # Loop for S2_LIMB >= 0x80000000 |
| Loop2: movl (r8)+,r1 |
| jlss L2n0 |
| emul r1,r6,$0,r2 |
| addl2 r11,r2 |
| adwc r1,r3 |
| addl2 r2,(r9)+ |
| adwc $0,r3 |
| L2: movl (r8)+,r1 |
| jlss L2n1 |
| L2p1: emul r1,r6,$0,r10 |
| addl2 r3,r10 |
| adwc r1,r11 |
| addl2 r10,(r9)+ |
| adwc $0,r11 |
| |
| sobgtr r7,Loop2 |
| movl r11,r0 |
| ret |
| |
| L2n0: emul r1,r6,$0,r2 |
| addl2 r11,r2 |
| adwc r6,r3 |
| addl2 r2,(r9)+ |
| adwc r1,r3 |
| movl (r8)+,r1 |
| jgeq L2p1 |
| L2n1: emul r1,r6,$0,r10 |
| addl2 r3,r10 |
| adwc r6,r11 |
| addl2 r10,(r9)+ |
| adwc r1,r11 |
| |
| sobgtr r7,Loop2 |
| movl r11,r0 |
| ret |
