;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; Copyright(c) 2023 Intel Corporation All rights reserved. ; ; Redistribution and use in source and binary forms, with or without ; modification, are permitted provided that the following conditions ; are met: ; * Redistributions of source code must retain the above copyright ; notice, this list of conditions and the following disclaimer. ; * Redistributions in binary form must reproduce the above copyright ; notice, this list of conditions and the following disclaimer in ; the documentation and/or other materials provided with the ; distribution. ; * Neither the name of Intel Corporation nor the names of its ; contributors may be used to endorse or promote products derived ; from this software without specific prior written permission. ; ; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ; A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ; OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ; SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ; LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;; ;;; gf_5vect_mad_avx2_gfni(len, vec, vec_i, mul_array, src, dest); ;;; %include "reg_sizes.asm" %include "gf_vect_gfni.inc" %include "memcpy.asm" %if AS_FEATURE_LEVEL >= 10 %ifidn __OUTPUT_FORMAT__, elf64 %define arg0 rdi %define arg1 rsi %define arg2 rdx %define arg3 rcx %define arg4 r8 %define arg5 r9 %define tmp r11 %define tmp2 r10 %define tmp3 r12 %define tmp4 r13 %define func(x) x: endbranch %define stack_size 2*8 %macro FUNC_SAVE 0 sub rsp, stack_size mov [rsp + 0*8], r12 mov [rsp + 1*8], r13 %endmacro %macro FUNC_RESTORE 0 mov r12, [rsp + 0*8] mov r13, [rsp + 1*8] add rsp, stack_size %endmacro %endif %ifidn __OUTPUT_FORMAT__, win64 %define arg0 rcx %define arg1 rdx %define arg2 r8 %define arg3 r9 %define arg4 r12 ; must be saved, loaded and restored %define arg5 r13 ; must be saved and restored %define tmp r11 %define tmp2 r10 %define tmp3 r14 %define tmp4 r15 %define stack_size 16*10 + 5*8 %define arg(x) [rsp + stack_size + 8 + 8*x] %define func(x) proc_frame x %macro FUNC_SAVE 0 sub rsp, stack_size vmovdqa [rsp + 0*16], xmm6 vmovdqa [rsp + 1*16], xmm7 vmovdqa [rsp + 2*16], xmm8 vmovdqa [rsp + 3*16], xmm9 vmovdqa [rsp + 4*16], xmm10 vmovdqa [rsp + 5*16], xmm11 vmovdqa [rsp + 6*16], xmm12 vmovdqa [rsp + 7*16], xmm13 vmovdqa [rsp + 8*16], xmm14 vmovdqa [rsp + 9*16], xmm15 mov [rsp + 10*16 + 0*8], r12 mov [rsp + 10*16 + 1*8], r13 mov [rsp + 10*16 + 2*8], r14 mov [rsp + 10*16 + 3*8], r15 end_prolog mov arg4, arg(4) mov arg5, arg(5) %endmacro %macro FUNC_RESTORE 0 vmovdqa xmm6, [rsp + 0*16] vmovdqa xmm7, [rsp + 1*16] vmovdqa xmm8, [rsp + 2*16] vmovdqa xmm9, [rsp + 3*16] vmovdqa xmm10, [rsp + 4*16] vmovdqa xmm11, [rsp + 5*16] vmovdqa xmm12, [rsp + 6*16] vmovdqa xmm13, [rsp + 7*16] vmovdqa xmm14, [rsp + 8*16] vmovdqa xmm15, [rsp + 9*16] mov r12, [rsp + 10*16 + 0*8] mov r13, [rsp + 10*16 + 1*8] mov r14, [rsp + 10*16 + 2*8] mov r15, [rsp + 10*16 + 3*8] add rsp, stack_size %endmacro %endif %define len arg0 %define vec arg1 %define vec_i arg2 %define mul_array arg3 %define src arg4 %define dest1 arg5 %define pos rax %define dest2 mul_array %define dest3 vec_i %define dest4 tmp3 %define dest5 tmp4 %ifndef EC_ALIGNED_ADDR ;;; Use Un-aligned load/store %define XLDR vmovdqu %define XSTR vmovdqu %else ;;; Use Non-temporal load/stor %ifdef NO_NT_LDST %define XLDR vmovdqa %define XSTR vmovdqa %else %define XLDR vmovntdqa %define XSTR vmovntdq %endif %endif default rel [bits 64] section .text %define x0 ymm0 %define xd1 ymm1 %define xd2 ymm2 %define xd3 ymm3 %define xd4 ymm4 %define xd5 ymm5 %define xgft1 ymm6 %define xgft2 ymm7 %define xgft3 ymm8 %define xgft4 ymm9 %define xgft5 ymm10 %define xret1 ymm11 %define xret2 ymm12 %define xret3 ymm13 %define xret4 ymm14 %define xret5 ymm15 ;; ;; Encodes 32 bytes of a single source into 5x 32 bytes (parity disks) ;; %macro ENCODE_32B_5 0 ;; get next source vector XLDR x0, [src + pos] ;; get next dest vectors XLDR xd1, [dest1 + pos] XLDR xd2, [dest2 + pos] XLDR xd3, [dest3 + pos] XLDR xd4, [dest4 + pos] XLDR xd5, [dest5 + pos] GF_MUL_XOR VEX, x0, xgft1, xret1, xd1, xgft2, xret2, xd2, \ xgft3, xret3, xd3, xgft4, xret4, xd4, xgft5, xret5, xd5 XSTR [dest1 + pos], xd1 XSTR [dest2 + pos], xd2 XSTR [dest3 + pos], xd3 XSTR [dest4 + pos], xd4 XSTR [dest5 + pos], xd5 %endmacro ;; ;; Encodes less than 32 bytes of a single source into 5x parity disks ;; %macro ENCODE_LT_32B_5 1 %define %%LEN %1 ;; get next source vector simd_load_avx2 x0, src + pos, %%LEN, tmp, tmp2 ;; get next dest vectors simd_load_avx2 xd1, dest1 + pos, %%LEN, tmp, tmp2 simd_load_avx2 xd2, dest2 + pos, %%LEN, tmp, tmp2 simd_load_avx2 xd3, dest3 + pos, %%LEN, tmp, tmp2 simd_load_avx2 xd4, dest4 + pos, %%LEN, tmp, tmp2 simd_load_avx2 xd5, dest5 + pos, %%LEN, tmp, tmp2 GF_MUL_XOR VEX, x0, xgft1, xret1, xd1, xgft2, xret2, xd2, \ xgft3, xret3, xd3, xgft4, xret4, xd4, xgft5, xret5, xd5 lea dest1, [dest1 + pos] simd_store_avx2 dest1, xd1, %%LEN, tmp, tmp2 lea dest2, [dest2 + pos] simd_store_avx2 dest2, xd2, %%LEN, tmp, tmp2 lea dest3, [dest3 + pos] simd_store_avx2 dest3, xd3, %%LEN, tmp, tmp2 lea dest4, [dest4 + pos] simd_store_avx2 dest4, xd4, %%LEN, tmp, tmp2 lea dest5, [dest5 + pos] simd_store_avx2 dest5, xd5, %%LEN, tmp, tmp2 %endmacro align 16 mk_global gf_5vect_mad_avx2_gfni, function func(gf_5vect_mad_avx2_gfni) FUNC_SAVE xor pos, pos shl vec_i, 3 ;Multiply by 8 shl vec, 3 ;Multiply by 8 lea tmp, [mul_array + vec_i] lea tmp2, [vec*3] vbroadcastsd xgft1, [tmp] vbroadcastsd xgft2, [tmp + vec] vbroadcastsd xgft3, [tmp + vec*2] vbroadcastsd xgft4, [tmp + tmp2] vbroadcastsd xgft5, [tmp + vec*4] mov dest2, [dest1 + 1*8] ; reuse mul_array mov dest3, [dest1 + 2*8] ; reuse vec_i mov dest4, [dest1 + 3*8] mov dest5, [dest1 + 4*8] mov dest1, [dest1] cmp len, 32 jb .len_lt_32 .loop32: ENCODE_32B_5 ;; loop on 32 bytes at a time add pos, 32 sub len, 32 cmp len, 32 jge .loop32 .len_lt_32: cmp len, 0 jle .exit ENCODE_LT_32B_5 len ;; encode final bytes .exit: vzeroupper FUNC_RESTORE ret endproc_frame %endif ; if AS_FEATURE_LEVEL >= 10