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/zen/aorsmul_1.asm | 165 +++++++++++++++++++++++++++++++++ 1 file changed, 165 insertions(+) create mode 100644 gmp-6.3.0/mpn/x86_64/zen/aorsmul_1.asm (limited to 'gmp-6.3.0/mpn/x86_64/zen/aorsmul_1.asm') diff --git a/gmp-6.3.0/mpn/x86_64/zen/aorsmul_1.asm b/gmp-6.3.0/mpn/x86_64/zen/aorsmul_1.asm new file mode 100644 index 0000000..89795e3 --- /dev/null +++ b/gmp-6.3.0/mpn/x86_64/zen/aorsmul_1.asm @@ -0,0 +1,165 @@ +dnl AMD64 mpn_addmul_1 and mpn_submul_1 for CPUs with mulx. + +dnl Copyright 2012, 2013, 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 - +C AMD bd2 - +C AMD bd3 - +C AMD bd4 4.3 +C AMD zen 2 +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 - + +define(`rp', `%rdi') C rcx +define(`up', `%rsi') C rdx +define(`n_param', `%rdx') C r8 +define(`v0_param',`%rcx') C r9 + +define(`n', `%rcx') +define(`v0', `%rdx') + +ifdef(`OPERATION_addmul_1',` + define(`ADDSUB', `add') + define(`ADCSBB', `adc') + define(`func', `mpn_addmul_1') +') +ifdef(`OPERATION_submul_1',` + define(`ADDSUB', `sub') + define(`ADCSBB', `sbb') + define(`func', `mpn_submul_1') +') + +ABI_SUPPORT(DOS64) +ABI_SUPPORT(STD64) + +MULFUNC_PROLOGUE(mpn_addmul_1 mpn_submul_1) + +ASM_START() + TEXT + ALIGN(16) +PROLOGUE(func) + FUNC_ENTRY(4) + mov (up), %r8 + + push %rbx + push %r12 + push %r13 + + lea (up,n_param,8), up + lea -32(rp,n_param,8), rp + mov R32(n_param), R32(%rax) + xchg v0_param, v0 C FIXME: is this insn fast? + + neg n + + and $3, R8(%rax) + jz L(b0) + cmp $2, R8(%rax) + jz L(b2) + jg L(b3) + +L(b1): mulx( %r8, %rbx, %rax) + sub $-1, n + jz L(wd1) + .byte 0xc4,0x62,0xb3,0xf6,0x04,0xce C mulx (up,n,8), %r9, %r8 + .byte 0xc4,0x62,0xa3,0xf6,0x54,0xce,0x08 C mulx 8(up,n,8), %r11, %r10 + test R32(%rax), R32(%rax) C clear cy + jmp L(lo1) + +L(b0): mulx( %r8, %r9, %r8) + .byte 0xc4,0x62,0xa3,0xf6,0x54,0xce,0x08 C mulx 8(up,n,8), %r11, %r10 + .byte 0xc4,0x62,0x93,0xf6,0x64,0xce,0x10 C mulx 16(up,n,8), %r13, %r12 + xor R32(%rax), R32(%rax) + jmp L(lo0) + +L(b3): mulx( %r8, %r11, %r10) + .byte 0xc4,0x62,0x93,0xf6,0x64,0xce,0x08 C mulx 8(up,n,8), %r13, %r12 + .byte 0xc4,0xe2,0xe3,0xf6,0x44,0xce,0x10 C mulx 16(up,n,8), %rbx, %rax + add %r10, %r13 + adc %r12, %rbx + adc $0, %rax + sub $-3, n + jz L(wd3) + test R32(%rax), R32(%rax) C clear cy + jmp L(lo3) + +L(b2): mulx( %r8, %r13, %r12) + .byte 0xc4,0xe2,0xe3,0xf6,0x44,0xce,0x08 C mulx 8(up,n,8), %rbx, %rax + add %r12, %rbx + adc $0, %rax + sub $-2, n + jz L(wd2) + .byte 0xc4,0x62,0xb3,0xf6,0x04,0xce C mulx (up,n,8), %r9, %r8 + test R32(%rax), R32(%rax) C clear cy + jmp L(lo2) + +L(top): ADDSUB %r9, (rp,n,8) +L(lo3): .byte 0xc4,0x62,0xb3,0xf6,0x04,0xce C mulx (up,n,8), %r9, %r8 + ADCSBB %r11, 8(rp,n,8) +L(lo2): .byte 0xc4,0x62,0xa3,0xf6,0x54,0xce,0x08 C mulx 8(up,n,8), %r11, %r10 + ADCSBB %r13, 16(rp,n,8) +L(lo1): .byte 0xc4,0x62,0x93,0xf6,0x64,0xce,0x10 C mulx 16(up,n,8), %r13, %r12 + ADCSBB %rbx, 24(rp,n,8) + adc %rax, %r9 +L(lo0): .byte 0xc4,0xe2,0xe3,0xf6,0x44,0xce,0x18 C mulx 24(up,n,8), %rbx, %rax + adc %r8, %r11 + adc %r10, %r13 + adc %r12, %rbx + adc $0, %rax C rax = carry limb + add $4, n + js L(top) + +L(end): ADDSUB %r9, (rp) +L(wd3): ADCSBB %r11, 8(rp) +L(wd2): ADCSBB %r13, 16(rp) +L(wd1): ADCSBB %rbx, 24(rp) + adc n, %rax + pop %r13 + pop %r12 + pop %rbx + FUNC_EXIT() + ret +EPILOGUE() +ASM_END() -- cgit v1.2.3