From 11da511c784eca003deb90c23570f0873954e0de Mon Sep 17 00:00:00 2001 From: Duncan Wilkie Date: Sat, 18 Nov 2023 06:11:09 -0600 Subject: Initial commit. --- gmp-6.3.0/mpn/x86_64/bd1/addmul_2.asm | 235 ++++++++++++++++++++++++++++++++++ 1 file changed, 235 insertions(+) create mode 100644 gmp-6.3.0/mpn/x86_64/bd1/addmul_2.asm (limited to 'gmp-6.3.0/mpn/x86_64/bd1/addmul_2.asm') diff --git a/gmp-6.3.0/mpn/x86_64/bd1/addmul_2.asm b/gmp-6.3.0/mpn/x86_64/bd1/addmul_2.asm new file mode 100644 index 0000000..b54e91a --- /dev/null +++ b/gmp-6.3.0/mpn/x86_64/bd1/addmul_2.asm @@ -0,0 +1,235 @@ +dnl AMD64 mpn_addmul_2 optimised for AMD Bulldozer. + +dnl Copyright 2017 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 +C AMD K10 +C AMD bd1 4.2 +C AMD bd2 4.4 +C AMD bd3 +C AMD bd4 +C AMD zen +C AMD bt1 +C AMD bt2 +C Intel P4 +C Intel PNR +C Intel NHM +C Intel SBR +C Intel IBR +C Intel HWL +C Intel BWL +C Intel SKL +C Intel atom +C Intel SLM +C VIA nano + +C The loop of this code is the result of running a code generation and +C optimisation tool suite written by David Harvey and Torbjorn Granlund. + +define(`rp', `%rdi') C rcx +define(`up', `%rsi') C rdx +define(`n_param', `%rdx') C r8 +define(`vp', `%rcx') C r9 + +define(`n', `%rcx') +define(`v0', `%rbx') +define(`v1', `%rbp') +define(`X0', `%r12') +define(`X1', `%r13') + +define(`w0', `%r8') +define(`w1', `%r9') +define(`w2', `%r10') +define(`w3', `%r11') + +ABI_SUPPORT(DOS64) +ABI_SUPPORT(STD64) + +ASM_START() + TEXT + ALIGN(32) +PROLOGUE(mpn_addmul_2) + FUNC_ENTRY(4) + push %rbx + push %rbp + push %r12 + push %r13 + + mov (vp), v0 + mov 8(vp), v1 + + mov (up), %rax + mov $0, R32(w2) C abuse w2 + + lea (up,n_param,8), up + lea (rp,n_param,8), rp + sub n_param, w2 + mul v0 + + test $1, R8(w2) + jnz L(bx1) + +L(bx0): mov %rdx, X0 + mov %rax, X1 + test $2, R8(w2) + jnz L(b10) + +L(b00): lea (w2), n C un = 4, 8, 12, ... + mov (up,w2,8), %rax + mov (rp,w2,8), w3 + mul v1 + mov %rax, w0 + mov 8(up,w2,8), %rax + mov %rdx, w1 + jmp L(lo0) + +L(b10): lea 2(w2), n C un = 2, 6, 10, ... + mov (up,w2,8), %rax + mov (rp,w2,8), w1 + mul v1 + mov %rdx, w3 + mov %rax, w2 + mov -8(up,n,8), %rax + test n, n + jz L(end) + jmp L(top) + +L(bx1): mov %rax, X0 + mov %rdx, X1 + test $2, R8(w2) + jz L(b11) + +L(b01): lea 1(w2), n C un = 1, 5, 9, ... + mov (up,w2,8), %rax + mul v1 + mov (rp,w2,8), w2 + mov %rdx, w0 + mov %rax, w3 + jmp L(lo1) + +L(b11): lea -1(w2), n C un = 3, 7, 11, ... + mov (up,w2,8), %rax + mul v1 + mov (rp,w2,8), w0 + mov %rax, w1 + mov 8(up,w2,8), %rax + mov %rdx, w2 + jmp L(lo3) + + ALIGN(32) +L(top): +L(lo2): mul v0 + add w1, X1 + mov X1, -16(rp,n,8) + mov %rdx, X1 + adc %rax, X0 + adc $0, X1 + mov -8(up,n,8), %rax + mul v1 + mov -8(rp,n,8), w1 + mov %rdx, w0 + add w1, w2 + adc %rax, w3 + adc $0, w0 +L(lo1): mov (up,n,8), %rax + mul v0 + add w2, X0 + mov X0, -8(rp,n,8) + mov %rdx, X0 + adc %rax, X1 + mov (up,n,8), %rax + adc $0, X0 + mov (rp,n,8), w2 + mul v1 + add w2, w3 + adc %rax, w0 + mov 8(up,n,8), %rax + mov %rdx, w1 + adc $0, w1 +L(lo0): mul v0 + add w3, X1 + mov X1, (rp,n,8) + adc %rax, X0 + mov 8(up,n,8), %rax + mov %rdx, X1 + adc $0, X1 + mov 8(rp,n,8), w3 + mul v1 + add w3, w0 + adc %rax, w1 + mov 16(up,n,8), %rax + mov %rdx, w2 + adc $0, w2 +L(lo3): mul v0 + add w0, X0 + mov X0, 8(rp,n,8) + mov %rdx, X0 + adc %rax, X1 + adc $0, X0 + mov 16(up,n,8), %rax + mov 16(rp,n,8), w0 + mul v1 + mov %rdx, w3 + add w0, w1 + adc %rax, w2 + adc $0, w3 + mov 24(up,n,8), %rax + add $4, n + jnc L(top) + +L(end): mul v0 + add w1, X1 + mov X1, -16(rp) + mov %rdx, X1 + adc %rax, X0 + adc $0, X1 + mov -8(up), %rax + mul v1 + mov -8(rp), w1 + add w1, w2 + adc %rax, w3 + adc $0, %rdx + add w2, X0 + adc $0, X1 + mov X0, -8(rp) + add w3, X1 + mov X1, (rp) + adc $0, %rdx + mov %rdx, %rax + + pop %r13 + pop %r12 + pop %rbp + pop %rbx + FUNC_EXIT() + ret +EPILOGUE() -- cgit v1.2.3