diff options
Diffstat (limited to 'gmp-6.3.0/mpn/x86_64/coreinhm/aorsmul_1.asm')
| -rw-r--r-- | gmp-6.3.0/mpn/x86_64/coreinhm/aorsmul_1.asm | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/gmp-6.3.0/mpn/x86_64/coreinhm/aorsmul_1.asm b/gmp-6.3.0/mpn/x86_64/coreinhm/aorsmul_1.asm new file mode 100644 index 0000000..1be829f --- /dev/null +++ b/gmp-6.3.0/mpn/x86_64/coreinhm/aorsmul_1.asm @@ -0,0 +1,190 @@ +dnl AMD64 mpn_addmul_1 and mpn_submul_1 optimised for Intel Nehalem. + +dnl Contributed to the GNU project by Torbjörn Granlund. + +dnl Copyright 2003-2005, 2007, 2008, 2011-2013 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 AMD K8,K9 4.0 +C AMD K10 4.0 +C AMD bull 5.0 +C AMD pile 4.84 5.39 +C AMD steam +C AMD excavator +C AMD bobcat 5.56 +C AMD jaguar 5.30 +C Intel P4 15.7 17.2 +C Intel core2 5.15 +C Intel NHM 4.56 +C Intel SBR 3.44 +C Intel HWL 3.03 +C Intel BWL 2.77 +C Intel SKL 2.76 +C Intel atom 21 +C Intel SLM 11 +C VIA nano + +C The loop of this code is the result of running a code generation and +C optimization tool suite written by David Harvey and Torbjorn Granlund. + +C N.B.: Be careful if editing, making sure the loop alignment padding does not +C become large, as we currently fall into it. + +define(`rp', `%rdi') C rcx +define(`up', `%rsi') C rdx +define(`n_param', `%rdx') C r8 +define(`v0', `%rcx') C r9 + +define(`n', `%rbx') + +ifdef(`OPERATION_addmul_1',` + define(`ADDSUB', `add') + define(`func', `mpn_addmul_1') +') +ifdef(`OPERATION_submul_1',` + define(`ADDSUB', `sub') + define(`func', `mpn_submul_1') +') + +ABI_SUPPORT(DOS64) +ABI_SUPPORT(STD64) + +MULFUNC_PROLOGUE(mpn_addmul_1 mpn_submul_1) + +ASM_START() + TEXT + ALIGN(32) +PROLOGUE(func) + FUNC_ENTRY(4) + push %rbx + + mov (up), %rax + lea -8(up,n_param,8), up + mov (rp), %r8 + lea -8(rp,n_param,8), rp + + test $1, R8(n_param) + jnz L(bx1) + +L(bx0): test $2, R8(n_param) + jnz L(b10) + +L(b00): mov $3, R32(n) + sub n_param, n + mul v0 + mov $0, R32(%r11) + mov %r8, %r10 + ADDSUB %rax, %r10 + mov -8(up,n,8), %rax + adc %rdx, %r11 + jmp L(lo0) + +L(b10): mov $1, R32(n) + sub n_param, n + mul v0 + mov %r8, %r10 + mov $0, R32(%r11) + ADDSUB %rax, %r10 + mov 8(up,n,8), %rax + adc %rdx, %r11 + jmp L(lo2) + +L(bx1): test $2, R8(n_param) + jz L(b01) + +L(b11): mov $2, R32(n) + sub n_param, n + mul v0 + ADDSUB %rax, %r8 + mov $0, R32(%r9) + mov (up,n,8), %rax + adc %rdx, %r9 + jmp L(lo3) + +L(b01): mov $0, R32(n) + sub n_param, n + xor %r11, %r11 + add $4, n + jc L(end) + + ALIGN(32) +L(top): mul v0 + ADDSUB %rax, %r8 + mov $0, R32(%r9) + mov -16(up,n,8), %rax + adc %rdx, %r9 +L(lo1): mul v0 + ADDSUB %r11, %r8 + mov $0, R32(%r11) + mov -16(rp,n,8), %r10 + adc $0, %r9 + ADDSUB %rax, %r10 + mov -8(up,n,8), %rax + adc %rdx, %r11 + mov %r8, -24(rp,n,8) + ADDSUB %r9, %r10 + adc $0, %r11 +L(lo0): mov -8(rp,n,8), %r8 + mul v0 + ADDSUB %rax, %r8 + mov $0, R32(%r9) + mov (up,n,8), %rax + adc %rdx, %r9 + mov %r10, -16(rp,n,8) + ADDSUB %r11, %r8 + adc $0, %r9 +L(lo3): mul v0 + mov (rp,n,8), %r10 + mov $0, R32(%r11) + ADDSUB %rax, %r10 + mov 8(up,n,8), %rax + adc %rdx, %r11 + mov %r8, -8(rp,n,8) + ADDSUB %r9, %r10 + adc $0, %r11 +L(lo2): mov 8(rp,n,8), %r8 + mov %r10, (rp,n,8) + add $4, n + jnc L(top) + +L(end): mul v0 + ADDSUB %rax, %r8 + mov $0, R32(%rax) + adc %rdx, %rax + ADDSUB %r11, %r8 + adc $0, %rax + mov %r8, (rp) + + pop %rbx + FUNC_EXIT() + ret +EPILOGUE() +ASM_END() |