diff options
Diffstat (limited to 'src/isa-l/igzip/igzip_set_long_icf_fg_04.asm')
| -rw-r--r-- | src/isa-l/igzip/igzip_set_long_icf_fg_04.asm | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/src/isa-l/igzip/igzip_set_long_icf_fg_04.asm b/src/isa-l/igzip/igzip_set_long_icf_fg_04.asm new file mode 100644 index 000000000..f5c2b9803 --- /dev/null +++ b/src/isa-l/igzip/igzip_set_long_icf_fg_04.asm @@ -0,0 +1,295 @@ +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +; Copyright(c) 2011-2018 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. +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +%include "reg_sizes.asm" +%include "lz0a_const.asm" +%include "data_struct2.asm" +%include "igzip_compare_types.asm" +%define NEQ 4 + +default rel + +%ifidn __OUTPUT_FORMAT__, win64 +%define arg1 rcx +%define arg2 rdx +%define arg3 r8 +%define arg4 r9 +%define len rdi +%define tmp2 rdi +%define dist rsi +%else +%define arg1 rdi +%define arg2 rsi +%define arg3 rdx +%define arg4 rcx +%define len r8 +%define tmp2 r8 +%define dist r9 +%endif + +%define next_in arg1 +%define end_processed arg2 +%define end_in arg3 +%define match_lookup arg4 +%define match_in rax +%define match_offset r10 +%define tmp1 r11 +%define end_processed_orig r12 +%define dist_code r13 +%define tmp3 r13 + +%define ymatch_lookup ymm0 +%define ymatch_lookup2 ymm1 +%define ylens ymm2 +%define ycmp2 ymm3 +%define ylens1 ymm4 +%define ylens2 ymm5 +%define ycmp ymm6 +%define ytmp1 ymm7 +%define ytmp2 ymm8 +%define yvect_size ymm9 +%define ymax_len ymm10 +%define ytwofiftysix ymm11 +%define ynlen_mask ymm12 +%define ydists_mask ymm13 +%define ylong_lens ymm14 +%define ylens_mask ymm15 + +%ifidn __OUTPUT_FORMAT__, win64 +%define stack_size 10*16 + 4 * 8 + 8 +%define func(x) proc_frame x +%macro FUNC_SAVE 0 + alloc_stack 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 + save_reg rsi, 10*16 + 0*8 + save_reg rdi, 10*16 + 1*8 + save_reg r12, 10*16 + 2*8 + save_reg r13, 10*16 + 3*8 + end_prolog +%endm + +%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 rsi, [rsp + 10*16 + 0*8] + mov rdi, [rsp + 10*16 + 1*8] + mov r12, [rsp + 10*16 + 2*8] + mov r13, [rsp + 10*16 + 3*8] + add rsp, stack_size +%endm +%else +%define func(x) x: +%macro FUNC_SAVE 0 + push r12 + push r13 +%endm + +%macro FUNC_RESTORE 0 + pop r13 + pop r12 +%endm +%endif +%define VECT_SIZE 8 + +global set_long_icf_fg_04 +func(set_long_icf_fg_04) + FUNC_SAVE + + lea end_in, [next_in + arg3] + add end_processed, next_in + mov end_processed_orig, end_processed + lea tmp1, [end_processed + LA_STATELESS] + cmp end_in, tmp1 + cmovg end_in, tmp1 + sub end_processed, VECT_SIZE - 1 + vmovdqu ylong_lens, [long_len] + vmovdqu ylens_mask, [len_mask] + vmovdqu ydists_mask, [dists_mask] + vmovdqu ynlen_mask, [nlen_mask] + vmovdqu yvect_size, [vect_size] + vmovdqu ymax_len, [max_len] + vmovdqu ytwofiftysix, [twofiftysix] + vmovdqu ymatch_lookup, [match_lookup] + +.fill_loop: ; Tahiti is a magical place + vmovdqu ymatch_lookup2, ymatch_lookup + vmovdqu ymatch_lookup, [match_lookup + ICF_CODE_BYTES * VECT_SIZE] + + cmp next_in, end_processed + jae .end_fill + +.finish_entry: + vpand ylens, ymatch_lookup2, ylens_mask + vpcmpgtd ycmp, ylens, ylong_lens + vpmovmskb tmp1, ycmp + +;; Speculatively increment + add next_in, VECT_SIZE + add match_lookup, ICF_CODE_BYTES * VECT_SIZE + + test tmp1, tmp1 + jz .fill_loop + + tzcnt match_offset, tmp1 + shr match_offset, 2 + + lea next_in, [next_in + match_offset - VECT_SIZE] + lea match_lookup, [match_lookup + ICF_CODE_BYTES * (match_offset - VECT_SIZE)] + mov dist %+ d, [match_lookup] + vmovd ymatch_lookup2 %+ x, dist %+ d + + mov tmp1, dist + shr dist, DIST_OFFSET + and dist, LIT_DIST_MASK + shr tmp1, EXTRA_BITS_OFFSET + lea tmp2, [dist_start] + mov dist %+ w, [tmp2 + 2 * dist] + add dist, tmp1 + + mov match_in, next_in + sub match_in, dist + + mov len, 8 + mov tmp3, end_in + sub tmp3, next_in + + compare_y next_in, match_in, len, tmp3, tmp1, ytmp1, ytmp2 + + vmovd ylens1 %+ x, len %+ d + vpbroadcastd ylens1, ylens1 %+ x + vpsubd ylens1, ylens1, [increment] + vpaddd ylens1, ylens1, [twofiftyfour] + + mov tmp3, end_processed + sub tmp3, next_in + cmp len, tmp3 + cmovg len, tmp3 + + add next_in, len + lea match_lookup, [match_lookup + ICF_CODE_BYTES * len] + vmovdqu ymatch_lookup, [match_lookup] + + vpbroadcastd ymatch_lookup2, ymatch_lookup2 %+ x + vpand ymatch_lookup2, ymatch_lookup2, ynlen_mask + + neg len + +.update_match_lookup: + vpand ylens2, ylens_mask, [match_lookup + ICF_CODE_BYTES * len] + + vpcmpgtd ycmp, ylens1, ylens2 + vpcmpgtd ytmp1, ylens1, ytwofiftysix + vpand ycmp, ycmp, ytmp1 + vpmovmskb tmp1, ycmp + + vpcmpgtd ycmp2, ylens1, ymax_len + vpandn ylens, ycmp2, ylens1 + vpand ycmp2, ymax_len, ycmp2 + vpor ylens, ycmp2 + + vpaddd ylens2, ylens, ymatch_lookup2 + vpand ylens2, ylens2, ycmp + + vpmaskmovd [match_lookup + ICF_CODE_BYTES * len], ycmp, ylens2 + + test tmp1 %+ d, tmp1 %+ d + jz .fill_loop + + add len, VECT_SIZE + vpsubd ylens1, ylens1, yvect_size + + jmp .update_match_lookup + +.end_fill: + mov end_processed, end_processed_orig + cmp next_in, end_processed + jge .finish + + mov tmp1, end_processed + sub tmp1, next_in + vmovd ytmp1 %+ x, tmp1 %+ d + vpbroadcastd ytmp1, ytmp1 %+ x + vpcmpgtd ytmp1, ytmp1, [increment] + vpand ymatch_lookup2, ymatch_lookup2, ytmp1 + jmp .finish_entry + +.finish: + FUNC_RESTORE + ret + +endproc_frame + +section .data +align 64 +dist_start: + dw 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0007, 0x0009, 0x000d + dw 0x0011, 0x0019, 0x0021, 0x0031, 0x0041, 0x0061, 0x0081, 0x00c1 + dw 0x0101, 0x0181, 0x0201, 0x0301, 0x0401, 0x0601, 0x0801, 0x0c01 + dw 0x1001, 0x1801, 0x2001, 0x3001, 0x4001, 0x6001, 0x0000, 0x0000 +len_mask: + dd LIT_LEN_MASK, LIT_LEN_MASK, LIT_LEN_MASK, LIT_LEN_MASK + dd LIT_LEN_MASK, LIT_LEN_MASK, LIT_LEN_MASK, LIT_LEN_MASK +dists_mask: + dd LIT_DIST_MASK, LIT_DIST_MASK, LIT_DIST_MASK, LIT_DIST_MASK + dd LIT_DIST_MASK, LIT_DIST_MASK, LIT_DIST_MASK, LIT_DIST_MASK +long_len: + dd 0x105, 0x105, 0x105, 0x105, 0x105, 0x105, 0x105, 0x105 +increment: + dd 0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7 +vect_size: + dd VECT_SIZE, VECT_SIZE, VECT_SIZE, VECT_SIZE + dd VECT_SIZE, VECT_SIZE, VECT_SIZE, VECT_SIZE +twofiftyfour: + dd 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe +twofiftysix: + dd 0x100, 0x100, 0x100, 0x100, 0x100, 0x100, 0x100, 0x100 +nlen_mask: + dd 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00 + dd 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00 +max_len: + dd 0xfe + 0x102, 0xfe + 0x102, 0xfe + 0x102, 0xfe + 0x102 + dd 0xfe + 0x102, 0xfe + 0x102, 0xfe + 0x102, 0xfe + 0x102 |