486 lines
10 KiB
NASM
486 lines
10 KiB
NASM
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; Version 1.0L5
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;
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; Copyright 2008 Jason Moxham
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;
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; Windows Conversion Copyright 2008 Brian Gladman
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;
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; This file is part of the MPIR Library.
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; The MPIR Library is free software; you can redistribute it and/or modify
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; it under the terms of the GNU Lesser General Public License as published
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; by the Free Software Foundation; either version 2.1 of the License, or (at
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; your option) any later version.
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; The MPIR Library is distributed in the hope that it will be useful, but
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; WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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; License for more details.
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; You should have received a copy of the GNU Lesser General Public License
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; along with the MPIR Library; see the file COPYING.LIB. If not, write
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; to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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; Boston, MA 02110-1301, USA.
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;
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; mp_limb_t mpn_sqr_basecase(mp_ptr, mp_ptr, mp_size_t)
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; rax rdi rsi rdx
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; rax rcx rdx r8
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%include "..\yasm_mac.inc"
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%define reg_save_list rbx, rsi, rdi, r12, r13, r14
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CPU Core2
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BITS 64
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%macro mulloop 0
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xalign 16
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%%1:mov r10, 0
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mul r13
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mov [rdi+r11*8], r12
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add r9, rax
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db 0x26
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adc r10, rdx
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mov rax, [rsi+r11*8+16]
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mul r13
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mov [rdi+r11*8+8], r9
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add r10, rax
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mov ebx, 0
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adc rbx, rdx
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mov rax, [rsi+r11*8+24]
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mov r12, 0
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mov r9, 0
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mul r13
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mov [rdi+r11*8+16], r10
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db 0x26
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add rbx, rax
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db 0x26
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adc r12, rdx
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mov rax, [rsi+r11*8+32]
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mul r13
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mov [rdi+r11*8+24], rbx
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db 0x26
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add r12, rax
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db 0x26
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adc r9, rdx
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add r11, 4
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mov rax, [rsi+r11*8+8]
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jnc %%1
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%endmacro
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%macro mulnext0 0
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mov rax, [rsi+r11*8+16]
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mul r13
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mov [rdi+r11*8+8], r9
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add r10, rax
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mov ebx, 0
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adc rbx, rdx
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mov rax, [rsi+r11*8+24]
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mov r12d, 0
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mul r13
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mov [rdi+r11*8+16], r10
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add rbx, rax
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adc r12, rdx
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mov rax, [rsi+r11*8+32]
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mul r13
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mov [rdi+r11*8+24], rbx
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add r12, rax
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adc rdx, 0
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mov [rdi+r11*8+32], r12
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mov [rdi+r11*8+40], rdx
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add r14, 1 ; ***
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lea rdi, [rdi+8]
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%endmacro
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%macro mulnext1 0
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mov rax, [rsi+r11*8+16]
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mul r13
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mov [rdi+r11*8+8], r9
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add r10, rax
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mov r12d, 0
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adc r12, rdx
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mov rax, [rsi+r11*8+24]
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mul r13
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mov [rdi+r11*8+16], r10
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add r12, rax
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adc rdx, 0
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mov [rdi+r11*8+24], r12
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mov [rdi+r11*8+32], rdx
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add r14, 1 ; ***
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lea rdi, [rdi+8]
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%endmacro
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%macro mulnext2 0
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mov rax, [rsi+r11*8+16]
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mul r13
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mov [rdi+r11*8+8], r9
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add r10, rax
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mov ebx, 0
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adc rbx, rdx
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mov [rdi+r11*8+16], r10
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mov [rdi+r11*8+24], rbx
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add r14, 1 ; ***
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lea rdi, [rdi+8]
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%endmacro
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%macro mulnext3 0
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mov [rdi+r11*8+8], r9
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mov [rdi+r11*8+16], r10
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add r14, 1 ; ***
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lea rdi, [rdi+8]
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%endmacro
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%macro addmulloop 0
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xalign 16
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%%1:mov r10, 0
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mul r13
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add [rdi+r11*8], r12
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adc r9, rax
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db 0x26
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adc r10, rdx
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mov rax, [rsi+r11*8+16]
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mul r13
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add [rdi+r11*8+8], r9
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adc r10, rax
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mov ebx, 0
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adc rbx, rdx
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mov rax, [rsi+r11*8+24]
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mov r12, 0
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mov r9, 0
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mul r13
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add [rdi+r11*8+16], r10
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db 0x26
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adc rbx, rax
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db 0x26
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adc r12, rdx
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mov rax, [rsi+r11*8+32]
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mul r13
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add [rdi+r11*8+24], rbx
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db 0x26
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adc r12, rax
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db 0x26
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adc r9, rdx
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add r11, 4
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mov rax, [rsi+r11*8+8]
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jnc %%1
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%endmacro
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%macro addmulnext0 0
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mov r10d, 0
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mul r13
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add [rdi+r11*8], r12
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adc r9, rax
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adc r10, rdx
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mov rax, [rsi+r11*8+16]
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mul r13
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add [rdi+r11*8+8], r9
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adc r10, rax
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mov ebx, 0
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adc rbx, rdx
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mov rax, [rsi+r11*8+24]
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mov r12d, 0
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mul r13
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add [rdi+r11*8+16], r10
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adc rbx, rax
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adc r12, rdx
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mov rax, [rsi+r11*8+32]
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mul r13
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add [rdi+r11*8+24], rbx
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adc r12, rax
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adc rdx, 0
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add [rdi+r11*8+32], r12
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adc rdx, 0
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add r14, 1 ; ***
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mov [rdi+r11*8+40], rdx
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lea rdi, [rdi+8]
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%endmacro
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%macro addmulnext1 0
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mov r10d, 0
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mul r13
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add [rdi+r11*8], r12
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adc r9, rax
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adc r10, rdx
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mov rax, [rsi+r11*8+16]
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mul r13
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add [rdi+r11*8+8], r9
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adc r10, rax
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mov r12d, 0
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adc r12, rdx
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mov rax, [rsi+r11*8+24]
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mul r13
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add [rdi+r11*8+16], r10
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adc r12, rax
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adc rdx, 0
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add [rdi+r11*8+24], r12
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adc rdx, 0
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mov [rdi+r11*8+32], rdx
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add r14, 1 ; ***
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lea rdi, [rdi+8]
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%endmacro
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%macro addmulnext2 0
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mov r10d, 0
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mul r13
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add [rdi+r11*8], r12
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adc r9, rax
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adc r10, rdx
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mov rax, [rsi+r11*8+16]
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mul r13
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mov ebx, 0
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add [rdi+r11*8+8], r9
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adc r10, rax
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adc rbx, rdx
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add [rdi+r11*8+16], r10
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adc rbx, 0
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mov [rdi+r11*8+24], rbx
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add r14, 1 ; ***
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lea rdi, [rdi+8]
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%endmacro
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%macro addmulnext3 0
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mul r13
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add [rdi+r11*8], r12
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adc r9, rax
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mov r10d, 0
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adc r10, rdx
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add [rdi+r11*8+8], r9
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adc r10, 0
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mov [rdi+r11*8+16], r10
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add r14, 1 ; ***
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lea rdi, [rdi+8]
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cmp r14, 4
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%endmacro
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LEAF_PROC mpn_sqr_basecase
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cmp r8, 3
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ja fourormore
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jz three
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jp two
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mov rax, [rdx]
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mul rax
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mov [rcx], rax
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mov [rcx+8], rdx
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ret
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xalign 16
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fourormore:
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FRAME_PROC ?mpn_sqr_1, 0, reg_save_list
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mov rdi, rcx
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mov rsi, rdx
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mov rdx, r8
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mov [rsp+stack_use+8], rdi
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mov [rsp+stack_use+16], rsi
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mov [rsp+stack_use+24], rdx
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mov r13, [rsi]
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mov rax, [rsi+8]
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mov r14d, 6
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sub r14, rdx
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lea rdi, [rdi+rdx*8-40]
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lea rsi, [rsi+rdx*8-40]
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mov r11, r14
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mul r13
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mov r12, rax
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mov rax, [rsi+r14*8+8]
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mov r9, rdx
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cmp r14, 0
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jge .1
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mulloop
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.1: mov r10d, 0
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mul r13
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mov [rdi+r11*8], r12
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add r9, rax
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adc r10, rdx
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cmp r11, 2
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je .4
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ja .5
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jp .3
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.2: mulnext0
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jmp .8
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xalign 16
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.3: mulnext1
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jmp .10
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xalign 16
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.4: mulnext2
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jmp .12
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xalign 16
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.5: mulnext3
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xalign 16
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.6: mov rax, [rsi+r14*8]
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mov r13, [rsi+r14*8-8]
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mov r11, r14
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mul r13
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mov r12, rax
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mov rax, [rsi+r14*8+8]
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mov r9, rdx
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cmp r14, 0
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jge .7
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addmulloop
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.7: addmulnext0
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.8: mov rax, [rsi+r14*8]
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mov r13, [rsi+r14*8-8]
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mov r11, r14
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mul r13
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mov r12, rax
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mov rax, [rsi+r14*8+8]
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mov r9, rdx
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cmp r14, 0
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jge .9
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addmulloop
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.9: addmulnext1
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.10:mov rax, [rsi+r14*8]
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mov r13, [rsi+r14*8-8]
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mov r11, r14
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mul r13
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mov r12, rax
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mov rax, [rsi+r14*8+8]
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mov r9, rdx
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cmp r14, 0
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jge .11
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addmulloop
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.11:addmulnext2
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.12:mov rax, [rsi+r14*8]
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mov r13, [rsi+r14*8-8]
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mov r11, r14
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mul r13
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mov r12, rax
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mov rax, [rsi+r14*8+8]
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mov r9, rdx
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cmp r14, 0
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jge .13
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addmulloop
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.13:addmulnext3
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jnz .6
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mov rax, [rsi+r14*8]
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mov r13, [rsi+r14*8-8]
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mul r13
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add [rdi+r14*8], rax
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adc rdx, 0
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mov [rdi+r14*8+8], rdx
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mov rdi, [rsp+stack_use+8]
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mov rsi, [rsp+stack_use+16]
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mov rcx, [rsp+stack_use+24]
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xor rbx, rbx
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xor r11, r11
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lea rsi, [rsi+rcx*8]
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mov [rdi], r11
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lea r10, [rdi+rcx*8]
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mov [r10+rcx*8-8], r11
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neg rcx
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xalign 16
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.14:mov rax, [rsi+rcx*8]
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mul rax
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mov r8, [rdi]
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mov r9, [rdi+8]
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add rbx, 1
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adc r8, r8
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adc r9, r9
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sbb rbx, rbx
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add r11, 1
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adc r8, rax
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adc r9, rdx
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sbb r11, r11
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mov [rdi], r8
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mov [rdi+8], r9
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add rcx, 1 ; ***
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lea rdi, [rdi+16]
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jnz .14
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END_PROC reg_save_list
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xalign 16
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two:mov rax, [rdx]
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mov r9, [rdx+8]
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mov r8, rax
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mul rax
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mov [rcx], rax
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mov rax, r9
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mov [rcx+8], rdx
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mul rax
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mov [rcx+16], rax
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mov rax, r8
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mov r10, rdx
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mul r9
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add rax, rax
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adc rdx, rdx
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adc r10, 0
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add [rcx+8], rax
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adc [rcx+16], rdx
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adc r10, 0
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mov [rcx+24], r10
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ret
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xalign 16
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three:
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FRAME_PROC ?mpn_sqr_2, 0, rsi, rdi
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mov rdi, rcx
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mov rsi, rdx
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mov r8, [rsi]
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mov rax, [rsi+8]
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mul r8
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mov r11d, 0
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mov [rcx+8], rax
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mov rax, [rsi+16]
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mov r9, rdx
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mul r8
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mov r8, [rsi+8]
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add r9, rax
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mov rax, [rsi+16]
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adc r11, rdx
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mul r8
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mov [rcx+16], r9
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add r11, rax
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mov r9d, 0
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mov [rcx+24], r11
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adc r9, rdx
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mov [rcx+32], r9
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mov rdi, -3
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xor r10, r10
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xor r11, r11
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lea rsi, [rsi+24]
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mov [rcx], r11
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mov [rcx+40], r11
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.1: mov rax, [rsi+rdi*8]
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mul rax
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mov r8, [rcx]
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mov r9, [rcx+8]
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add r10, 1
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adc r8, r8
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adc r9, r9
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sbb r10, r10
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add r11, 1
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adc r8, rax
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adc r9, rdx
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sbb r11, r11
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mov [rcx], r8
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mov [rcx+8], r9
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add rdi, 1 ; ***
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lea rcx, [rcx+16]
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jnz .1
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END_PROC rsi, rdi
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end
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