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igzip: Remove DECLARE_ALIGNED and optimize structure layout

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Change-Id: I95bc3b8e2e30aff0d596c743158337400c4eb486
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
This commit is contained in:
Roy Oursler 2017-07-20 13:26:26 -07:00 committed by Greg Tucker
parent a7fad4b9d2
commit 80bfbb33df
6 changed files with 47 additions and 47 deletions
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24
igzip/data_struct2.asm
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@ -119,23 +119,23 @@ FIELD _icf_buf_start, 0, 0
START_FIELDS ;; isal_zstate
;; name size align
FIELD _b_bytes_valid, 4, 4
FIELD _b_bytes_processed, 4, 4
FIELD _file_start, 8, 8
FIELD _crc, 4, 4
FIELD _bitbuf, _BitBuf2_size, _BitBuf2_align
FIELD _crc, 4, 4
FIELD _state, 4, 4
FIELD _has_wrap_hdr, 2, 2
FIELD _has_eob_hdr, 2, 2
FIELD _has_eob, 2, 2
FIELD _has_hist, 2, 2
FIELD _hist, _isal_mod_hist_size, _isal_mod_hist_align
FIELD _count, 4, 4
FIELD _tmp_out_buff, 16, 1
FIELD _tmp_out_start, 4, 4
FIELD _tmp_out_end, 4, 4
FIELD _has_wrap_hdr, 4, 4
FIELD _has_eob, 4, 4
FIELD _has_eob_hdr, 4, 4
FIELD _has_hist, 4, 4
FIELD _hist, _isal_mod_hist_size, _isal_mod_hist_align
FIELD _buffer, BSIZE, 32
FIELD _head, IGZIP_HASH_SIZE*2, 16
FIELD _b_bytes_valid, 4, 4
FIELD _b_bytes_processed, 4, 4
FIELD _buffer, BSIZE, 1
FIELD _head, IGZIP_HASH_SIZE*2, 2
%assign _isal_zstate_size _FIELD_OFFSET
%assign _isal_zstate_align _STRUCT_ALIGN
@ -165,8 +165,8 @@ FIELD _hufftables, 8, 8
FIELD _level, 4, 4
FIELD _level_buf_size, 4, 4
FIELD _level_buf, 8, 8
FIELD _end_of_stream, 4, 4
FIELD _flush, 4, 4
FIELD _end_of_stream, 2, 2
FIELD _flush, 2, 2
FIELD _gzip_flag, 4, 4
FIELD _internal_state, _isal_zstate_size, _isal_zstate_align

14
igzip/igzip_body.asm
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@ -137,9 +137,9 @@ isal_deflate_body_ %+ ARCH %+ :
;; Set stream's next state
mov rdx, ZSTATE_FLUSH_READ_BUFFER
mov rax, ZSTATE_BODY
cmp dword [rcx + _end_of_stream], 0
cmp word [rcx + _end_of_stream], 0
cmovne rax, rdx
cmp dword [rcx + _flush], _NO_FLUSH
cmp word [rcx + _flush], _NO_FLUSH
cmovne rax, rdx
mov dword [rcx + _internal_state_state], eax
ret
@ -164,7 +164,7 @@ skip1:
mov [rsp + gpr_save_mem_offset + 7*8], r15
mov stream, rcx
mov dword [stream + _internal_state_has_eob], 0
mov word [stream + _internal_state_has_eob], 0
MOVDQU xmask, [mask]
@ -212,7 +212,7 @@ MARK __body_compute_hash_ %+ ARCH
and hash, HASH_MASK
and hash2, HASH_MASK
cmp dword [stream + _internal_state_has_hist], IGZIP_NO_HIST
cmp word [stream + _internal_state_has_hist], IGZIP_NO_HIST
je write_first_byte
jmp loop2
@ -464,9 +464,9 @@ write_lit_bits:
input_end:
mov tmp1, ZSTATE_FLUSH_READ_BUFFER
mov tmp5, ZSTATE_BODY
cmp dword [stream + _end_of_stream], 0
cmp word [stream + _end_of_stream], 0
cmovne tmp5, tmp1
cmp dword [stream + _flush], _NO_FLUSH
cmp word [stream + _flush], _NO_FLUSH
cmovne tmp5, tmp1
mov dword [stream + _internal_state_state], tmp5 %+ d
@ -545,7 +545,7 @@ write_first_byte:
cmp m_out_buf, [stream + _internal_state_bitbuf_m_out_end]
ja output_end
mov dword [stream + _internal_state_has_hist], IGZIP_HIST
mov word [stream + _internal_state_has_hist], IGZIP_HIST
mov [stream + _internal_state_head + 2 * hash], f_i %+ w

8
igzip/igzip_finish.asm
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@ -126,7 +126,7 @@ skip_SLOP:
mov curr_data %+ d, [file_start + f_i]
cmp dword [stream + _internal_state_has_hist], IGZIP_NO_HIST
cmp word [stream + _internal_state_has_hist], IGZIP_NO_HIST
jne skip_write_first_byte
cmp m_out_buf, [stream + _internal_state_bitbuf_m_out_end]
@ -135,7 +135,7 @@ skip_SLOP:
compute_hash hash, curr_data
and hash %+ d, HASH_MASK
mov [stream + _internal_state_head + 2 * hash], f_i %+ w
mov dword [stream + _internal_state_has_hist], IGZIP_HIST
mov word [stream + _internal_state_has_hist], IGZIP_HIST
jmp encode_literal
skip_write_first_byte:
@ -276,8 +276,8 @@ write_eob:
write_bits m_bits, m_bit_count, code2, code_len2, m_out_buf, tmp1
mov dword [stream + _internal_state_has_eob], 1
cmp dword [stream + _end_of_stream], 1
mov word [stream + _internal_state_has_eob], 1
cmp word [stream + _end_of_stream], 1
jne sync_flush
; state->state = ZSTATE_TRL;
mov dword [stream + _internal_state_state], ZSTATE_TRL

14
igzip/igzip_icf_body.asm
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@ -123,9 +123,9 @@ isal_deflate_icf_body_ %+ ARCH %+ :
;; Set stream's next state
mov rdx, ZSTATE_FLUSH_READ_BUFFER
mov rax, ZSTATE_CREATE_HDR
cmp dword [rcx + _end_of_stream], 0
cmp word [rcx + _end_of_stream], 0
cmovne rax, rdx
cmp dword [rcx + _flush], _NO_FLUSH
cmp word [rcx + _flush], _NO_FLUSH
cmovne rax, rdx
mov dword [rcx + _internal_state_state], eax
ret
@ -150,7 +150,7 @@ skip1:
mov [rsp + gpr_save_mem_offset + 7*8], r15
mov stream, rcx
mov dword [stream + _internal_state_has_eob], 0
mov word [stream + _internal_state_has_eob], 0
; state->bitbuf.set_buf(stream->next_out, stream->avail_out);
mov tmp1, [stream + _level_buf]
@ -193,7 +193,7 @@ MARK __body_compute_hash_ %+ ARCH
and hash, HASH_MASK
and hash2, HASH_MASK
cmp dword [stream + _internal_state_has_hist], IGZIP_NO_HIST
cmp word [stream + _internal_state_has_hist], IGZIP_NO_HIST
je write_first_byte
jmp loop2
@ -401,9 +401,9 @@ write_lit_bits:
input_end:
mov tmp1, ZSTATE_FLUSH_READ_BUFFER
mov tmp2, ZSTATE_BODY
cmp dword [stream + _end_of_stream], 0
cmp word [stream + _end_of_stream], 0
cmovne tmp2, tmp1
cmp dword [stream + _flush], _NO_FLUSH
cmp word [stream + _flush], _NO_FLUSH
cmovne tmp2, tmp1
mov dword [stream + _internal_state_state], tmp2 %+ d
@ -482,7 +482,7 @@ write_first_byte:
cmp m_out_buf, [rsp + m_out_end]
ja output_end
mov dword [stream + _internal_state_has_hist], IGZIP_HIST
mov word [stream + _internal_state_has_hist], IGZIP_HIST
mov [stream + _internal_state_head + 2 * hash], f_i %+ w

8
igzip/igzip_icf_finish.asm
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@ -122,7 +122,7 @@ isal_deflate_icf_finish_01:
mov curr_data %+ d, [file_start + f_i]
cmp dword [stream + _internal_state_has_hist], IGZIP_NO_HIST
cmp word [stream + _internal_state_has_hist], IGZIP_NO_HIST
jne skip_write_first_byte
cmp m_out_buf, [rsp + m_out_end]
@ -131,7 +131,7 @@ isal_deflate_icf_finish_01:
compute_hash hash, curr_data
and hash %+ d, HASH_MASK
mov [stream + _internal_state_head + 2 * hash], f_i %+ w
mov dword [stream + _internal_state_has_hist], IGZIP_HIST
mov word [stream + _internal_state_has_hist], IGZIP_HIST
jmp encode_literal
skip_write_first_byte:
@ -263,9 +263,9 @@ final_bytes:
jl final_bytes
input_end:
cmp dword [stream + _end_of_stream], 0
cmp word [stream + _end_of_stream], 0
jne out_end
cmp dword [stream + _flush], _NO_FLUSH
cmp word [stream + _flush], _NO_FLUSH
jne out_end
jmp end

26
include/igzip_lib.h
View File

@ -284,25 +284,25 @@ struct BitBuf2 {
/** @brief Holds the internal state information for input and output compression streams*/
struct isal_zstate {
uint32_t b_bytes_valid; //!< number of bytes of valid data in buffer
uint32_t b_bytes_processed; //!< keeps track of the number of bytes processed in isal_zstate.buffer
uint8_t *file_start; //!< pointer to where file would logically start
uint32_t crc; //!< Current crc
struct BitBuf2 bitbuf; //!< Bit Buffer
uint32_t crc; //!< Current crc
enum isal_zstate_state state; //!< Current state in processing the data stream
uint16_t has_wrap_hdr; //!< keeps track of wrapper header
uint16_t has_eob_hdr; //!< keeps track of eob hdr (with BFINAL set)
uint16_t has_eob; //!< keeps track of eob on the last deflate block
uint16_t has_hist; //!< flag to track if there is match history
struct isal_mod_hist hist;
uint32_t count; //!< used for partial header/trailer writes
uint8_t tmp_out_buff[16]; //!< temporary array
uint32_t tmp_out_start; //!< temporary variable
uint32_t tmp_out_end; //!< temporary variable
uint32_t has_wrap_hdr; //!< keeps track of wrapper header
uint32_t has_eob; //!< keeps track of eob on the last deflate block
uint32_t has_eob_hdr; //!< keeps track of eob hdr (with BFINAL set)
uint32_t has_hist; //!< flag to track if there is match history
uint32_t b_bytes_valid; //!< number of valid bytes in buffer
uint32_t b_bytes_processed; //!< number of bytes processed in buffer
uint8_t buffer[2 * IGZIP_HIST_SIZE + ISAL_LOOK_AHEAD]; //!< Internal buffer
struct isal_mod_hist hist;
DECLARE_ALIGNED(uint8_t buffer[2 * IGZIP_HIST_SIZE + ISAL_LOOK_AHEAD], 32); //!< Internal buffer
DECLARE_ALIGNED(uint16_t head[IGZIP_HASH_SIZE], 16); //!< Hash array
/* Stream should be setup such that the head is cache aligned*/
uint16_t head[IGZIP_HASH_SIZE]; //!< Hash array
};
@ -335,8 +335,8 @@ struct isal_zstream {
uint32_t level; //!< Compression level to use
uint32_t level_buf_size; //!< Size of level_buf
uint8_t * level_buf; //!< User allocated buffer required for different compression levels
uint32_t end_of_stream; //!< non-zero if this is the last input buffer
uint32_t flush; //!< Flush type can be NO_FLUSH, SYNC_FLUSH or FULL_FLUSH
uint16_t end_of_stream; //!< non-zero if this is the last input buffer
uint16_t flush; //!< Flush type can be NO_FLUSH, SYNC_FLUSH or FULL_FLUSH
uint32_t gzip_flag; //!< Indicate if gzip compression is to be performed
struct isal_zstate internal_state; //!< Internal state for this stream