diff options
Diffstat (limited to 'sysdeps/arm/addmul_1.S')
-rw-r--r-- | sysdeps/arm/addmul_1.S | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/sysdeps/arm/addmul_1.S b/sysdeps/arm/addmul_1.S deleted file mode 100644 index c4e54f8723..0000000000 --- a/sysdeps/arm/addmul_1.S +++ /dev/null @@ -1,67 +0,0 @@ -/* mpn_addmul_1 -- multiply and accumulate bignums. - Copyright (C) 2013-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C 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 2.1 of the License, or (at your option) any later version. - - The GNU C 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 C Library. If not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> - - .syntax unified - .text - -@ cycles/limb -@ StrongArm ? -@ Cortex-A8 ? -@ Cortex-A9 ? -@ Cortex-A15 4 - -/* mp_limb_t mpn_addmul_1(res_ptr, src1_ptr, size, s2_limb) */ - -ENTRY (__mpn_addmul_1) - push { r4, r5, r6, r7 } - cfi_adjust_cfa_offset (16) - cfi_rel_offset (r4, 0) - cfi_rel_offset (r5, 4) - cfi_rel_offset (r6, 8) - cfi_rel_offset (r7, 12) - - ldr r6, [r1], #4 - ldr r5, [r0] - mov r4, #0 /* init carry in */ - b 1f -0: - ldr r6, [r1], #4 /* load next ul */ - adds r7, r4, r5 /* (out, c) = cl + lpl */ - ldr r5, [r0, #4] /* load next rl */ - adc r4, ip, #0 /* cl = hpl + c */ - str r7, [r0], #4 -1: - mov ip, #0 /* zero-extend rl */ - umlal r5, ip, r6, r3 /* (hpl, lpl) = ul * vl + rl */ - subs r2, r2, #1 - bne 0b - - adds r4, r4, r5 /* (out, c) = cl + llpl */ - str r4, [r0] - adc r0, ip, #0 /* return hpl + c */ - - pop { r4, r5, r6, r7 } - cfi_adjust_cfa_offset (-16) - cfi_restore (r4) - cfi_restore (r5) - cfi_restore (r6) - cfi_restore (r7) - DO_RET (lr) -END (__mpn_addmul_1) |