diff options
Diffstat (limited to 'src/isa-l/igzip/inflate_data_structs.asm')
| -rw-r--r-- | src/isa-l/igzip/inflate_data_structs.asm | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/src/isa-l/igzip/inflate_data_structs.asm b/src/isa-l/igzip/inflate_data_structs.asm new file mode 100644 index 000000000..bfdb6d5f0 --- /dev/null +++ b/src/isa-l/igzip/inflate_data_structs.asm @@ -0,0 +1,146 @@ +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +; Copyright(c) 2011-2016 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. +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;; START_FIELDS +%macro START_FIELDS 0 +%assign _FIELD_OFFSET 0 +%assign _STRUCT_ALIGN 0 +%endm + +;; FIELD name size align +%macro FIELD 3 +%define %%name %1 +%define %%size %2 +%define %%align %3 + +%assign _FIELD_OFFSET (_FIELD_OFFSET + (%%align) - 1) & (~ ((%%align)-1)) +%%name equ _FIELD_OFFSET +%assign _FIELD_OFFSET _FIELD_OFFSET + (%%size) +%if (%%align > _STRUCT_ALIGN) +%assign _STRUCT_ALIGN %%align +%endif +%endm + +;; See inflate_huff_code structure declaration in igzip_lib.h calculation explanation +%define L_REM (21 - ISAL_DECODE_LONG_BITS) +%define S_REM (15 - ISAL_DECODE_SHORT_BITS) + +%define L_DUP ((1 << L_REM) - (L_REM + 1)) +%define S_DUP ((1 << S_REM) - (S_REM + 1)) + +%define L_UNUSED ((1 << L_REM) - (1 << ((L_REM)/2)) - (1 << ((L_REM + 1)/2)) + 1) +%define S_UNUSED ((1 << S_REM) - (1 << ((S_REM)/2)) - (1 << ((S_REM + 1)/2)) + 1) + +%define L_SIZE (286 + L_DUP + L_UNUSED) +%define S_SIZE (30 + S_DUP + S_UNUSED) + +%define HUFF_CODE_LARGE_LONG_ALIGNED (L_SIZE + (-L_SIZE & 0xf)) +%define HUFF_CODE_SMALL_LONG_ALIGNED (S_SIZE + (-S_SIZE & 0xf)) + +%define MAX_LONG_CODE_LARGE (L_SIZE + (-L_SIZE & 0xf)) +%define MAX_LONG_CODE_SMALL (S_SIZE + (-S_SIZE & 0xf)) + +%define LARGE_SHORT_CODE_SIZE 4 +%define LARGE_LONG_CODE_SIZE 2 + +%define SMALL_SHORT_CODE_SIZE 2 +%define SMALL_LONG_CODE_SIZE 2 + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +START_FIELDS ;; inflate huff code + +;; name size align +FIELD _short_code_lookup_large, LARGE_SHORT_CODE_SIZE * (1 << (ISAL_DECODE_LONG_BITS)), LARGE_LONG_CODE_SIZE +FIELD _long_code_lookup_large, LARGE_LONG_CODE_SIZE * MAX_LONG_CODE_LARGE, LARGE_SHORT_CODE_SIZE + +%assign _inflate_huff_code_large_size _FIELD_OFFSET +%assign _inflate_huff_code_large_align _STRUCT_ALIGN + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +START_FIELDS ;; inflate huff code + +;; name size align +FIELD _short_code_lookup_small, SMALL_SHORT_CODE_SIZE * (1 << (ISAL_DECODE_SHORT_BITS)), SMALL_LONG_CODE_SIZE +FIELD _long_code_lookup_small, SMALL_LONG_CODE_SIZE * MAX_LONG_CODE_SMALL, SMALL_SHORT_CODE_SIZE + +%assign _inflate_huff_code_small_size _FIELD_OFFSET +%assign _inflate_huff_code_small_align _STRUCT_ALIGN +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +START_FIELDS ;; inflate state + +;; name size align +FIELD _next_out, 8, 8 +FIELD _avail_out, 4, 4 +FIELD _total_out, 4, 4 +FIELD _next_in, 8, 8 +FIELD _read_in, 8, 8 +FIELD _avail_in, 4, 4 +FIELD _read_in_length,4, 4 +FIELD _lit_huff_code, _inflate_huff_code_large_size, _inflate_huff_code_large_align +FIELD _dist_huff_code,_inflate_huff_code_small_size, _inflate_huff_code_small_align +FIELD _block_state, 4, 4 +FIELD _dict_length, 4, 4 +FIELD _bfinal, 4, 4 +FIELD _crc_flag, 4, 4 +FIELD _crc, 4, 4 +FIELD _hist_bits, 4, 4 +FIELD _type0_block_len, 4, 4 +FIELD _write_overflow_lits, 4, 4 +FIELD _write_overflow_len, 4, 4 +FIELD _copy_overflow_len, 4, 4 +FIELD _copy_overflow_dist, 4, 4 + +%assign _inflate_state_size _FIELD_OFFSET +%assign _inflate_state_align _STRUCT_ALIGN + +_lit_huff_code_short_code_lookup equ _lit_huff_code+_short_code_lookup_large +_lit_huff_code_long_code_lookup equ _lit_huff_code+_long_code_lookup_large + +_dist_huff_code_short_code_lookup equ _dist_huff_code+_short_code_lookup_small +_dist_huff_code_long_code_lookup equ _dist_huff_code+_long_code_lookup_small + +ISAL_BLOCK_NEW_HDR equ 0 +ISAL_BLOCK_HDR equ 1 +ISAL_BLOCK_TYPE0 equ 2 +ISAL_BLOCK_CODED equ 3 +ISAL_BLOCK_INPUT_DONE equ 4 +ISAL_BLOCK_FINISH equ 5 +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + |