diff options
Diffstat (limited to 'src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_sha_256_flush_avx2.asm')
| -rw-r--r-- | src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_sha_256_flush_avx2.asm | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_sha_256_flush_avx2.asm b/src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_sha_256_flush_avx2.asm new file mode 100644 index 000000000..f41c9329b --- /dev/null +++ b/src/spdk/intel-ipsec-mb/avx2/mb_mgr_hmac_sha_256_flush_avx2.asm @@ -0,0 +1,379 @@ +;; +;; 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/reg_sizes.asm" + +extern sha256_oct_avx2 + +section .data +default rel +align 16 +byteswap: ;ddq 0x0c0d0e0f08090a0b0405060700010203 + dq 0x0405060700010203, 0x0c0d0e0f08090a0b +len_masks: + ;ddq 0x0000000000000000000000000000FFFF + dq 0x000000000000FFFF, 0x0000000000000000 + ;ddq 0x000000000000000000000000FFFF0000 + dq 0x00000000FFFF0000, 0x0000000000000000 + ;ddq 0x00000000000000000000FFFF00000000 + dq 0x0000FFFF00000000, 0x0000000000000000 + ;ddq 0x0000000000000000FFFF000000000000 + dq 0xFFFF000000000000, 0x0000000000000000 + ;ddq 0x000000000000FFFF0000000000000000 + dq 0x0000000000000000, 0x000000000000FFFF + ;ddq 0x00000000FFFF00000000000000000000 + dq 0x0000000000000000, 0x00000000FFFF0000 + ;ddq 0x0000FFFF000000000000000000000000 + dq 0x0000000000000000, 0x0000FFFF00000000 + ;ddq 0xFFFF0000000000000000000000000000 + dq 0x0000000000000000, 0xFFFF000000000000 +lane_1: dq 1 +lane_2: dq 2 +lane_3: dq 3 +lane_4: dq 4 +lane_5: dq 5 +lane_6: dq 6 +lane_7: dq 7 + +section .text + +%ifndef FUNC +%define FUNC flush_job_hmac_sha_256_avx2 +%endif + +%if 1 +%ifdef LINUX +%define arg1 rdi +%define arg2 rsi +%define reg3 rdx +%else +%define arg1 rcx +%define arg2 rdx +%define reg3 rsi +%endif + +%define state arg1 +%define job arg2 +%define len2 arg2 + + +; idx needs to be in rbp, r15 +%define idx rbp + +%define unused_lanes r10 +%define tmp5 r10 + +%define lane_data rbx +%define tmp2 rbx + +%define job_rax rax +%define tmp1 rax +%define size_offset rax +%define start_offset rax + +%define tmp3 arg1 + +%define extra_blocks arg2 +%define p arg2 + +%define tmp4 reg3 +%define tmp r9 +%endif + +; we clobber rsi, rbp; called routine also clobbers rbx, rdi, r12, r13, r14 +struc STACK +_gpr_save: resq 7 +_rsp_save: resq 1 +endstruc + +%define APPEND(a,b) a %+ b + +; JOB* FUNC(MB_MGR_HMAC_SHA_256_OOO *state) +; arg 1 : state +MKGLOBAL(FUNC,function,internal) +FUNC: + + 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 +%ifndef LINUX + mov [rsp + _gpr_save + 8*5], rsi + mov [rsp + _gpr_save + 8*6], rdi +%endif + mov [rsp + _rsp_save], rax ; original SP + + ; if bit (32+3) is set, then all lanes are empty + mov unused_lanes, [state + _unused_lanes_sha256] + bt unused_lanes, 32+3 + jc return_null + + ; find a lane with a non-null job + xor idx, idx + +%assign I 1 +%rep 7 + cmp qword [state + _ldata_sha256 + (I * _HMAC_SHA1_LANE_DATA_size) + _job_in_lane], 0 + cmovne idx, [rel APPEND(lane_,I)] +%assign I (I+1) +%endrep + +copy_lane_data: + ; copy idx to empty lanes + vmovdqa xmm0, [state + _lens_sha256] + mov tmp, [state + _args_data_ptr_sha256 + 8*idx] + +%assign I 0 +%rep 8 + cmp qword [state + _ldata_sha256 + I * _HMAC_SHA1_LANE_DATA_size + _job_in_lane], 0 + jne APPEND(skip_,I) + mov [state + _args_data_ptr_sha256 + 8*I], tmp + vpor xmm0, xmm0, [rel len_masks + 16*I] +APPEND(skip_,I): +%assign I (I+1) +%endrep + + vmovdqa [state + _lens_sha256 ], xmm0 + + vphminposuw xmm1, xmm0 + vpextrw DWORD(len2), xmm1, 0 ; min value + vpextrw DWORD(idx), xmm1, 1 ; min index (0...7) + cmp len2, 0 + je len_is_0 + + vpbroadcastw xmm1, xmm1 ; duplicate words across all lanes + vpsubw xmm0, xmm0, xmm1 + vmovdqa [state + _lens_sha256], xmm0 + + ; "state" and "args" are the same address, arg1 + ; len is arg2 + call sha256_oct_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_sha256 + 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 + mov word [state + _lens_sha256 + 2*idx], 1 + lea tmp, [lane_data + _outer_block] + mov job, [lane_data + _job_in_lane] + mov [state + _args_data_ptr_sha256 + 8*idx], tmp + + vmovd xmm0, [state + _args_digest_sha256 + 4*idx + 0*SHA256_DIGEST_ROW_SIZE] + vpinsrd xmm0, xmm0, [state + _args_digest_sha256 + 4*idx + 1*SHA256_DIGEST_ROW_SIZE], 1 + vpinsrd xmm0, xmm0, [state + _args_digest_sha256 + 4*idx + 2*SHA256_DIGEST_ROW_SIZE], 2 + vpinsrd xmm0, xmm0, [state + _args_digest_sha256 + 4*idx + 3*SHA256_DIGEST_ROW_SIZE], 3 + vpshufb xmm0, xmm0, [rel byteswap] + vmovd xmm1, [state + _args_digest_sha256 + 4*idx + 4*SHA256_DIGEST_ROW_SIZE] + vpinsrd xmm1, xmm1, [state + _args_digest_sha256 + 4*idx + 5*SHA256_DIGEST_ROW_SIZE], 1 + vpinsrd xmm1, xmm1, [state + _args_digest_sha256 + 4*idx + 6*SHA256_DIGEST_ROW_SIZE], 2 +%ifndef SHA224 + vpinsrd xmm1, xmm1, [state + _args_digest_sha256 + 4*idx + 7*SHA256_DIGEST_ROW_SIZE], 3 +%endif + vpshufb xmm1, xmm1, [rel byteswap] + + vmovdqa [lane_data + _outer_block], xmm0 + vmovdqa [lane_data + _outer_block + 4*4], xmm1 +%ifdef SHA224 + mov dword [lane_data + _outer_block + 7*4], 0x80 +%endif + + mov tmp, [job + _auth_key_xor_opad] + vmovdqu xmm0, [tmp] + vmovdqu xmm1, [tmp + 4*4] + vmovd [state + _args_digest_sha256 + 4*idx + 0*SHA256_DIGEST_ROW_SIZE], xmm0 + vpextrd [state + _args_digest_sha256 + 4*idx + 1*SHA256_DIGEST_ROW_SIZE], xmm0, 1 + vpextrd [state + _args_digest_sha256 + 4*idx + 2*SHA256_DIGEST_ROW_SIZE], xmm0, 2 + vpextrd [state + _args_digest_sha256 + 4*idx + 3*SHA256_DIGEST_ROW_SIZE], xmm0, 3 + vmovd [state + _args_digest_sha256 + 4*idx + 4*SHA256_DIGEST_ROW_SIZE], xmm1 + vpextrd [state + _args_digest_sha256 + 4*idx + 5*SHA256_DIGEST_ROW_SIZE], xmm1, 1 + vpextrd [state + _args_digest_sha256 + 4*idx + 6*SHA256_DIGEST_ROW_SIZE], xmm1, 2 + vpextrd [state + _args_digest_sha256 + 4*idx + 7*SHA256_DIGEST_ROW_SIZE], xmm1, 3 + jmp copy_lane_data + + align 16 +proc_extra_blocks: + mov DWORD(start_offset), [lane_data + _start_offset] + mov [state + _lens_sha256 + 2*idx], WORD(extra_blocks) + lea tmp, [lane_data + _extra_block + start_offset] + mov [state + _args_data_ptr_sha256 + 8*idx], tmp + mov dword [lane_data + _extra_blocks], 0 + jmp copy_lane_data + +return_null: + xor job_rax, job_rax + jmp return + + align 16 +end_loop: + mov job_rax, [lane_data + _job_in_lane] + mov qword [lane_data + _job_in_lane], 0 + or dword [job_rax + _status], STS_COMPLETED_HMAC + mov unused_lanes, [state + _unused_lanes_sha256] + shl unused_lanes, 4 + or unused_lanes, idx + mov [state + _unused_lanes_sha256], unused_lanes + + mov p, [job_rax + _auth_tag_output] + +%ifdef SHA224 + cmp qword [job_rax + _auth_tag_output_len_in_bytes], 14 + jne copy_full_digest +%else + cmp qword [job_rax + _auth_tag_output_len_in_bytes], 16 + jne copy_full_digest +%endif + ;; copy SHA224 14bytes / SHA256 16bytes + mov DWORD(tmp), [state + _args_digest_sha256 + 4*idx + 0*SHA256_DIGEST_ROW_SIZE] + mov DWORD(tmp2), [state + _args_digest_sha256 + 4*idx + 1*SHA256_DIGEST_ROW_SIZE] + mov DWORD(tmp4), [state + _args_digest_sha256 + 4*idx + 2*SHA256_DIGEST_ROW_SIZE] + mov DWORD(tmp5), [state + _args_digest_sha256 + 4*idx + 3*SHA256_DIGEST_ROW_SIZE] + bswap DWORD(tmp) + bswap DWORD(tmp2) + bswap DWORD(tmp4) + bswap DWORD(tmp5) + mov [p + 0*4], DWORD(tmp) + mov [p + 1*4], DWORD(tmp2) + mov [p + 2*4], DWORD(tmp4) +%ifdef SHA224 + mov [p + 3*4], WORD(tmp5) +%else + mov [p + 3*4], DWORD(tmp5) +%endif + jmp clear_ret + +copy_full_digest: + mov DWORD(tmp), [state + _args_digest_sha256 + 4*idx + 0*SHA256_DIGEST_ROW_SIZE] + mov DWORD(tmp2), [state + _args_digest_sha256 + 4*idx + 1*SHA256_DIGEST_ROW_SIZE] + mov DWORD(tmp4), [state + _args_digest_sha256 + 4*idx + 2*SHA256_DIGEST_ROW_SIZE] + mov DWORD(tmp5), [state + _args_digest_sha256 + 4*idx + 3*SHA256_DIGEST_ROW_SIZE] + bswap DWORD(tmp) + bswap DWORD(tmp2) + bswap DWORD(tmp4) + bswap DWORD(tmp5) + mov [p + 0*4], DWORD(tmp) + mov [p + 1*4], DWORD(tmp2) + mov [p + 2*4], DWORD(tmp4) + mov [p + 3*4], DWORD(tmp5) + + mov DWORD(tmp), [state + _args_digest_sha256 + 4*idx + 4*SHA256_DIGEST_ROW_SIZE] + mov DWORD(tmp2), [state + _args_digest_sha256 + 4*idx + 5*SHA256_DIGEST_ROW_SIZE] + mov DWORD(tmp4), [state + _args_digest_sha256 + 4*idx + 6*SHA256_DIGEST_ROW_SIZE] +%ifndef SHA224 + mov DWORD(tmp5), [state + _args_digest_sha256 + 4*idx + 7*SHA256_DIGEST_ROW_SIZE] +%endif + bswap DWORD(tmp) + bswap DWORD(tmp2) + bswap DWORD(tmp4) +%ifndef SHA224 + bswap DWORD(tmp5) +%endif + mov [p + 4*4], DWORD(tmp) + mov [p + 5*4], DWORD(tmp2) + mov [p + 6*4], DWORD(tmp4) +%ifndef SHA224 + mov [p + 7*4], DWORD(tmp5) +%endif + +clear_ret: + +%ifdef SAFE_DATA + vpxor ymm0, ymm0 + + ;; Clear digest (28B/32B), outer_block (28B/32B) and extra_block (64B) + ;; of returned job and NULL jobs +%assign I 0 +%rep 8 + cmp qword [state + _ldata_sha256 + (I*_HMAC_SHA1_LANE_DATA_size) + _job_in_lane], 0 + jne APPEND(skip_clear_,I) + + ;; Clear digest (28 bytes for SHA-224, 32 bytes for SHA-256 bytes) +%assign J 0 +%rep 7 + mov dword [state + _args_digest_sha256 + SHA256_DIGEST_WORD_SIZE*I + J*SHA256_DIGEST_ROW_SIZE], 0 +%assign J (J+1) +%endrep +%ifndef SHA224 + mov dword [state + _args_digest_sha256 + SHA256_DIGEST_WORD_SIZE*I + 7*SHA256_DIGEST_ROW_SIZE], 0 +%endif + + lea lane_data, [state + _ldata_sha256 + (I*_HMAC_SHA1_LANE_DATA_size)] + ;; Clear first 64 bytes of extra_block + vmovdqa [lane_data + _extra_block], ymm0 + vmovdqa [lane_data + _extra_block + 32], ymm0 + + ;; Clear first 28 bytes (SHA-224) or 32 bytes (SHA-256) of outer_block +%ifdef SHA224 + vmovdqa [lane_data + _outer_block], xmm0 + mov qword [lane_data + _outer_block + 16], 0 + mov dword [lane_data + _outer_block + 24], 0 +%else + vmovdqu [lane_data + _outer_block], ymm0 +%endif + +APPEND(skip_clear_,I): +%assign I (I+1) +%endrep + +%endif ;; SAFE_DATA + +return: + 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] +%ifndef LINUX + mov rsi, [rsp + _gpr_save + 8*5] + mov rdi, [rsp + _gpr_save + 8*6] +%endif + mov rsp, [rsp + _rsp_save] ; original SP + + ret + +%ifdef LINUX +section .note.GNU-stack noalloc noexec nowrite progbits +%endif |