diff options
Diffstat (limited to 'src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_md5_submit_avx2.asm')
-rw-r--r-- | src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_md5_submit_avx2.asm | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_md5_submit_avx2.asm b/src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_md5_submit_avx2.asm new file mode 100644 index 000000000..661ae4eba --- /dev/null +++ b/src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_md5_submit_avx2.asm @@ -0,0 +1,373 @@ +;; +;; Copyright (c) 2012-2018, Intel Corporation +;; +;; 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. +;; + +%include "include/os.asm" +%include "job_aes_hmac.asm" +%include "mb_mgr_datastruct.asm" +%include "include/memcpy.asm" +%include "include/reg_sizes.asm" +%include "include/const.inc" + +;%define DO_DBGPRINT +%include "include/dbgprint.asm" +extern md5_x8x2_avx2 + +%if 1 +%ifdef LINUX +%define arg1 rdi +%define arg2 rsi +%define reg3 rcx +%define reg4 rdx +%else +%define arg1 rcx +%define arg2 rdx +%define reg3 rdi +%define reg4 rsi +%endif + +%define state arg1 +%define job arg2 +%define len2 arg2 + + +; idx needs to be in rbp +%define last_len rbp +%define idx rbp + +%define p r11 +%define start_offset r11 + +%define unused_lanes rbx +%define tmp4 rbx + +%define job_rax rax +%define len rax + +%define size_offset reg3 +%define tmp2 reg3 + +%define lane reg4 +%define tmp3 reg4 + +%define extra_blocks r8 + +%define tmp r9 +%define p2 r9 + +%define lane_data r10 +%define num_lanes_inuse r12 +%define len_upper r13 +%define idx_upper r14 + +%endif + +; This routine and/or the called routine clobbers all GPRs +struc STACK +_gpr_save: resq 8 +_rsp_save: resq 1 +endstruc + +section .text + +; JOB* submit_job_hmac_md5_avx(MB_MGR_HMAC_MD5_OOO *state, JOB_AES_HMAC *job) +; arg 1 : rcx : state +; arg 2 : rdx : job +MKGLOBAL(submit_job_hmac_md5_avx2,function,internal) +submit_job_hmac_md5_avx2: + + mov rax, rsp + sub rsp, STACK_size + and rsp, -32 + + mov [rsp + _gpr_save + 8*0], rbx + mov [rsp + _gpr_save + 8*1], rbp + mov [rsp + _gpr_save + 8*2], r12 + mov [rsp + _gpr_save + 8*3], r13 + mov [rsp + _gpr_save + 8*4], r14 + mov [rsp + _gpr_save + 8*5], r15 +%ifndef LINUX + mov [rsp + _gpr_save + 8*6], rsi + mov [rsp + _gpr_save + 8*7], rdi +%endif + mov [rsp + _rsp_save], rax ; original SP + + DBGPRINTL "---------- enter md5 submit -----------" + mov unused_lanes, [state + _unused_lanes_md5] + mov DWORD(num_lanes_inuse), [state + _num_lanes_inuse_md5] + mov lane, unused_lanes + + and lane, 0xF + shr unused_lanes, 4 + mov [state + _unused_lanes_md5], unused_lanes + add num_lanes_inuse, 1 + mov [state + _num_lanes_inuse_md5], DWORD(num_lanes_inuse) + DBGPRINTL64 "SUBMIT ********** num_lanes_in_use", num_lanes_inuse + imul lane_data, lane, _HMAC_SHA1_LANE_DATA_size + lea lane_data, [state + _ldata_md5 + lane_data] + mov len, [job + _msg_len_to_hash_in_bytes] + mov tmp, len + shr tmp, 6 ; divide by 64, len in terms of blocks + DBGPRINTL64 "SUBMIT job len, num_blks ", len, tmp + mov [lane_data + _job_in_lane], job + mov dword [lane_data + _outer_done], 0 + + VPINSRW_M256 state + _lens_md5, xmm0, xmm1, last_len, p, lane, tmp, scale_x16 + + mov last_len, len + and last_len, 63 + lea extra_blocks, [last_len + 9 + 63] + shr extra_blocks, 6 + mov [lane_data + _extra_blocks], DWORD(extra_blocks) + + mov p, [job + _src] + add p, [job + _hash_start_src_offset_in_bytes] + mov [state + _args_data_ptr_md5 + PTR_SZ*lane], p + + cmp len, 64 + jb copy_lt64 + +fast_copy: + add p, len + vmovdqu ymm0, [p - 64 + 0 * 32] + vmovdqu ymm1, [p - 64 + 1 * 32] + vmovdqu [lane_data + _extra_block + 0*32], ymm0 + vmovdqu [lane_data + _extra_block + 1*32], ymm1 +end_fast_copy: + + mov size_offset, extra_blocks + shl size_offset, 6 + sub size_offset, last_len + add size_offset, 64-8 + mov [lane_data + _size_offset], DWORD(size_offset) + mov start_offset, 64 + sub start_offset, last_len + mov [lane_data + _start_offset], DWORD(start_offset) + + lea tmp, [8*64 + 8*len] +; bswap tmp + mov [lane_data + _extra_block + size_offset], tmp + + mov tmp, [job + _auth_key_xor_ipad] + vmovdqu xmm0, [tmp] + vmovd [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*lane + 0*MD5_DIGEST_ROW_SIZE], xmm0 + vpextrd [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*lane + 1*MD5_DIGEST_ROW_SIZE], xmm0, 1 + vpextrd [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*lane + 2*MD5_DIGEST_ROW_SIZE], xmm0, 2 + vpextrd [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*lane + 3*MD5_DIGEST_ROW_SIZE], xmm0, 3 + + test len, ~63 + jnz ge64_bytes + +lt64_bytes: + VPINSRW_M256 state + _lens_md5, xmm0, xmm1, tmp, len2, lane, extra_blocks, scale_x16 + + lea tmp, [lane_data + _extra_block + start_offset] + mov [state + _args_data_ptr_md5 + PTR_SZ*lane], tmp + mov dword [lane_data + _extra_blocks], 0 + +ge64_bytes: + DBGPRINTL64 "SUBMIT md5 all lanes loaded? ********** num_lanes_in_use", num_lanes_inuse + cmp num_lanes_inuse, 0x10 ; all 16 lanes loaded? + jne return_null + jmp start_loop + + align 16 +start_loop: + ; Find min length + vmovdqa xmm0, [state + _lens_md5] + vphminposuw xmm1, xmm0 + vpextrw DWORD(len2), xmm1, 0 ; min value + vpextrw DWORD(idx), xmm1, 1 ; min index (0...7) + + vmovdqa xmm2, [state + _lens_md5 + 1*16] ;; second 8 lengths + vphminposuw xmm3, xmm2 + vpextrw DWORD(len_upper), xmm3, 0 ; min value + vpextrw DWORD(idx_upper), xmm3, 1 ; min index (8...F) + + cmp len2, len_upper + jle use_min + +min_in_high: + + vmovdqa xmm1, xmm3 + mov len2, len_upper + mov idx, idx_upper ;; idx retrieved would be [0-7] + or idx, 0x8 ;; to reflect that index in 8-F + +use_min: + + cmp len2, 0 + je len_is_0 + DBGPRINTL64 "min_length min_index ", len2, idx + vpbroadcastw xmm1, xmm1 ; duplicate words across all lanes + vpsubw xmm0, xmm0, xmm1 + vmovdqa [state + _lens_md5 + 0*16], xmm0 + DBGPRINTL_XMM "SUBMIT lens after sub lower", xmm0 + + vpsubw xmm2, xmm2, xmm1 + vmovdqa [state + _lens_md5 + 1*16], xmm2 + DBGPRINTL_XMM "SUBMIT lens after sub upper", xmm2 + + ; "state" and "args" are the same address, arg1 + ; len is arg2 + call md5_x8x2_avx2 + ; state and idx are intact + +len_is_0: + ; process completed job "idx" + imul lane_data, idx, _HMAC_SHA1_LANE_DATA_size + lea lane_data, [state + _ldata_md5 + lane_data] + mov DWORD(extra_blocks), [lane_data + _extra_blocks] + cmp extra_blocks, 0 + jne proc_extra_blocks + cmp dword [lane_data + _outer_done], 0 + jne end_loop + +proc_outer: + mov dword [lane_data + _outer_done], 1 + mov DWORD(size_offset), [lane_data + _size_offset] + mov qword [lane_data + _extra_block + size_offset], 0 + + VPINSRW_M256 state + _lens_md5, xmm0, xmm1, tmp, job, idx, 1, scale_x16 + + lea tmp, [lane_data + _outer_block] + mov job, [lane_data + _job_in_lane] + mov [state + _args_data_ptr_md5 + PTR_SZ*idx], tmp + + vmovd xmm0, [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 0*MD5_DIGEST_ROW_SIZE] + vpinsrd xmm0, [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 1*MD5_DIGEST_ROW_SIZE], 1 + vpinsrd xmm0, [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 2*MD5_DIGEST_ROW_SIZE], 2 + vpinsrd xmm0, [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 3*MD5_DIGEST_ROW_SIZE], 3 + vmovdqa [lane_data + _outer_block], xmm0 + + mov tmp, [job + _auth_key_xor_opad] + vmovdqu xmm0, [tmp] + vmovd [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 0*MD5_DIGEST_ROW_SIZE], xmm0 + vpextrd [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 1*MD5_DIGEST_ROW_SIZE], xmm0, 1 + vpextrd [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 2*MD5_DIGEST_ROW_SIZE], xmm0, 2 + vpextrd [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 3*MD5_DIGEST_ROW_SIZE], xmm0, 3 + jmp start_loop + + align 16 +proc_extra_blocks: + mov DWORD(start_offset), [lane_data + _start_offset] + + VPINSRW_M256 state + _lens_md5, xmm0, xmm1, tmp, len2, idx, extra_blocks, scale_x16 + + lea tmp, [lane_data + _extra_block + start_offset] + mov [state + _args_data_ptr_md5 + PTR_SZ*idx], tmp + mov dword [lane_data + _extra_blocks], 0 + jmp start_loop + + align 16 + +copy_lt64: + ;; less than one message block of data + ;; beginning of source block + ;; destination extrablock but backwards by len from where 0x80 pre-populated + ;; p2 clobbers unused_lanes, undo before exiting + lea p2, [lane_data + _extra_block + 64] + sub p2, len + memcpy_avx2_64_1 p2, p, len, tmp4, tmp2, ymm0, ymm1 + mov unused_lanes, [state + _unused_lanes_md5] + jmp end_fast_copy + +return_null: + xor job_rax, job_rax + jmp return + + align 16 +end_loop: + mov job_rax, [lane_data + _job_in_lane] + mov unused_lanes, [state + _unused_lanes_md5] + mov qword [lane_data + _job_in_lane], 0 + or dword [job_rax + _status], STS_COMPLETED_HMAC + shl unused_lanes, 4 + or unused_lanes, idx + mov [state + _unused_lanes_md5], unused_lanes + + mov DWORD(num_lanes_inuse), [state + _num_lanes_inuse_md5] + sub num_lanes_inuse, 1 + mov [state + _num_lanes_inuse_md5], DWORD(num_lanes_inuse) + + mov p, [job_rax + _auth_tag_output] + + ; copy 12 bytes + mov DWORD(tmp), [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 0*MD5_DIGEST_ROW_SIZE] + mov DWORD(tmp2), [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 1*MD5_DIGEST_ROW_SIZE] + mov DWORD(tmp3), [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 2*MD5_DIGEST_ROW_SIZE] + mov [p + 0*4], DWORD(tmp) + mov [p + 1*4], DWORD(tmp2) + mov [p + 2*4], DWORD(tmp3) + + cmp DWORD [job_rax + _auth_tag_output_len_in_bytes], 12 + je clear_ret + + ; copy 16 bytes + mov DWORD(tmp3), [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 3*MD5_DIGEST_ROW_SIZE] + mov [p + 3*4], DWORD(tmp3) + +clear_ret: + +%ifdef SAFE_DATA + ;; Clear digest (16B), outer_block (16B) and extra_block (64B) of returned job + mov dword [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 0*MD5_DIGEST_ROW_SIZE], 0 + mov dword [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 1*MD5_DIGEST_ROW_SIZE], 0 + mov dword [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 2*MD5_DIGEST_ROW_SIZE], 0 + mov dword [state + _args_digest_md5 + MD5_DIGEST_WORD_SIZE*idx + 3*MD5_DIGEST_ROW_SIZE], 0 + + vpxor ymm0, ymm0 + imul lane_data, idx, _HMAC_SHA1_LANE_DATA_size + lea lane_data, [state + _ldata_md5 + lane_data] + ;; Clear first 64 bytes of extra_block + vmovdqa [lane_data + _extra_block], ymm0 + vmovdqa [lane_data + _extra_block + 32], ymm0 + + ;; Clear first 16 bytes of outer_block + vmovdqa [lane_data + _outer_block], xmm0 +%endif + +return: + DBGPRINTL "---------- exit md5 submit -----------" + + vzeroupper + mov rbx, [rsp + _gpr_save + 8*0] + mov rbp, [rsp + _gpr_save + 8*1] + mov r12, [rsp + _gpr_save + 8*2] + mov r13, [rsp + _gpr_save + 8*3] + mov r14, [rsp + _gpr_save + 8*4] + mov r15, [rsp + _gpr_save + 8*5] +%ifndef LINUX + mov rsi, [rsp + _gpr_save + 8*6] + mov rdi, [rsp + _gpr_save + 8*7] +%endif + mov rsp, [rsp + _rsp_save] ; original SP + + ret + +%ifdef LINUX +section .note.GNU-stack noalloc noexec nowrite progbits +%endif |