diff options
Diffstat (limited to 'gmp-6.3.0/mpn/x86/aorsmul_1.asm')
| -rw-r--r-- | gmp-6.3.0/mpn/x86/aorsmul_1.asm | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/gmp-6.3.0/mpn/x86/aorsmul_1.asm b/gmp-6.3.0/mpn/x86/aorsmul_1.asm new file mode 100644 index 0000000..8c13997 --- /dev/null +++ b/gmp-6.3.0/mpn/x86/aorsmul_1.asm @@ -0,0 +1,214 @@ +dnl x86 __gmpn_addmul_1 (for 386 and 486) -- Multiply a limb vector with a +dnl limb and add the result to a second limb vector. + +dnl Copyright 1992, 1994, 1997, 1999-2002, 2005 Free Software Foundation, Inc. + +dnl This file is part of the GNU MP Library. +dnl +dnl The GNU MP Library is free software; you can redistribute it and/or modify +dnl it under the terms of either: +dnl +dnl * the GNU Lesser General Public License as published by the Free +dnl Software Foundation; either version 3 of the License, or (at your +dnl option) any later version. +dnl +dnl or +dnl +dnl * the GNU General Public License as published by the Free Software +dnl Foundation; either version 2 of the License, or (at your option) any +dnl later version. +dnl +dnl or both in parallel, as here. +dnl +dnl The GNU MP Library is distributed in the hope that it will be useful, but +dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +dnl for more details. +dnl +dnl You should have received copies of the GNU General Public License and the +dnl GNU Lesser General Public License along with the GNU MP Library. If not, +dnl see https://www.gnu.org/licenses/. + +include(`../config.m4') + +C cycles/limb +C P5 +C P6 model 0-8,10-12 +C P6 model 9 (Banias) +C P6 model 13 (Dothan) +C P4 model 0 (Willamette) +C P4 model 1 (?) +C P4 model 2 (Northwood) +C P4 model 3 (Prescott) +C P4 model 4 (Nocona) +C Intel Atom +C AMD K6 +C AMD K7 +C AMD K8 3.875 +C AMD K10 + + +ifdef(`OPERATION_addmul_1',` + define(ADDSUB, addl) + define(M4_function_1, mpn_addmul_1) + define(M4_function_1c, mpn_addmul_1c) + +',`ifdef(`OPERATION_submul_1',` + define(ADDSUB, subl) + define(M4_function_1, mpn_submul_1) + +',`m4_error(`Need OPERATION_addmul_1 or OPERATION_submul_1 +')')') + +MULFUNC_PROLOGUE(mpn_addmul_1 mpn_submul_1 mpn_addmul_1c) + + +C mp_limb_t M4_function_1 (mp_ptr dst, mp_srcptr src, mp_size_t size, +C mp_limb_t mult); + +define(PARAM_CARRY, `FRAME+20(%esp)') +define(PARAM_MULTIPLIER, `FRAME+16(%esp)') +define(PARAM_SIZE, `FRAME+12(%esp)') +define(PARAM_SRC, `FRAME+8(%esp)') +define(PARAM_DST, `FRAME+4(%esp)') + + TEXT + ALIGN(32) +PROLOGUE(M4_function_1) +deflit(`FRAME',0) + + pushl %edi + pushl %esi + pushl %ebx + pushl %ebp +deflit(`FRAME',16) + + movl PARAM_SRC, %esi + movl PARAM_SIZE, %ecx + movl PARAM_DST, %edi + + movl (%esi), %eax + mull PARAM_MULTIPLIER + + testb $1, %cl + jnz L(bx1) + +L(bx0): movl %eax, %ebx + movl %edx, %ebp + shrl $2, %ecx + jnc L(lo0) + +L(b10): leal -8(%esi), %esi + leal -8(%edi), %edi + incl %ecx + jmp L(lo2) + +L(bx1): movl %eax, %ebp + movl %edx, %ebx + shrl $2, %ecx + jc L(b11) + +L(b01): leal 4(%edi), %edi + jz L(end) + leal 4(%esi), %esi + jmp L(top) + +L(b11): leal -4(%esi), %esi + leal -4(%edi), %edi + incl %ecx + jmp L(lo3) + + ALIGN(16) +L(top): movl (%esi), %eax + mull PARAM_MULTIPLIER + ADDSUB %ebp, -4(%edi) + adcl %eax, %ebx + movl $0, %ebp + adcl %edx, %ebp +L(lo0): movl 4(%esi), %eax + mull PARAM_MULTIPLIER + ADDSUB %ebx, (%edi) + adcl %eax, %ebp + movl $0, %ebx + adcl %edx, %ebx +L(lo3): movl 8(%esi), %eax + mull PARAM_MULTIPLIER + ADDSUB %ebp, 4(%edi) + adcl %eax, %ebx + movl $0, %ebp + adcl %edx, %ebp +L(lo2): movl 12(%esi), %eax + mull PARAM_MULTIPLIER + ADDSUB %ebx, 8(%edi) + adcl %eax, %ebp + movl $0, %ebx + adcl %edx, %ebx + + leal 16(%esi), %esi + leal 16(%edi), %edi + decl %ecx + jnz L(top) + +L(end): xor %eax, %eax + ADDSUB %ebp, -4(%edi) + adcl %ebx, %eax + popl %ebp + popl %ebx + popl %esi + popl %edi + ret + +EPILOGUE() +ifdef(`OPERATION_addmul_1',` + ALIGN(32) +PROLOGUE(M4_function_1c) +deflit(`FRAME',0) + + pushl %edi + pushl %esi + pushl %ebx + pushl %ebp +deflit(`FRAME',16) + + movl PARAM_SRC, %esi + movl PARAM_SIZE, %ecx + movl PARAM_DST, %edi + + movl (%esi), %eax + mull PARAM_MULTIPLIER + + testb $1, %cl + jnz L(cx1) + + movl PARAM_CARRY, %ebx + xorl %ebp, %ebp + +L(cx0): addl %eax, %ebx + adcl %edx, %ebp + shrl $2, %ecx + jnc L(lo0) + +L(c10): leal -8(%esi), %esi + leal -8(%edi), %edi + incl %ecx + jmp L(lo2) + +L(cx1): movl PARAM_CARRY, %ebp + xorl %ebx, %ebx + + addl %eax, %ebp + adcl %edx, %ebx + shrl $2, %ecx + jc L(c11) + +L(c01): leal 4(%edi), %edi + jz L(end) + leal 4(%esi), %esi + jmp L(top) + +L(c11): leal -4(%esi), %esi + leal -4(%edi), %edi + incl %ecx + jmp L(lo3) +EPILOGUE() +') |