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Add loongarch support and LSX SIMD optimizations

Browse Source 
Enable LSX by default:
    ./configure && make

Disable LSX:
    ./configure --enable-loongarch-lsx=no && make

Signed-off-by: Cosmin Truta <ctruta@gmail.com>
This commit is contained in:
jinbo
2024-01-08 10:17:17 +08:00
committed by Cosmin Truta
parent 2a4f0f5aee
commit 6b0d1bd75b
5 changed files with 589 additions and 0 deletions
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28
pngpriv.h
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@@ -276,6 +276,12 @@
# define PNG_POWERPC_VSX_IMPLEMENTATION 0
#endif
#if PNG_LOONGARCH_LSX_OPT > 0
# define PNG_FILTER_OPTIMIZATIONS png_init_filter_functions_lsx
# define PNG_LOONGARCH_LSX_IMPLEMENTATION 1
#else
# define PNG_LOONGARCH_LSX_IMPLEMENTATION 0
#endif
/* Is this a build of a DLL where compilation of the object modules requires
* different preprocessor settings to those required for a simple library? If
@@ -1355,6 +1361,23 @@ PNG_INTERNAL_FUNCTION(void,png_read_filter_row_paeth4_sse2,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
#endif
#if PNG_LOONGARCH_LSX_IMPLEMENTATION == 1
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_up_lsx,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_sub3_lsx,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_sub4_lsx,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_avg3_lsx,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_avg4_lsx,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_paeth3_lsx,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_paeth4_lsx,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
#endif
/* Choose the best filter to use and filter the row data */
PNG_INTERNAL_FUNCTION(void,png_write_find_filter,(png_structrp png_ptr,
png_row_infop row_info),PNG_EMPTY);
@@ -2105,6 +2128,11 @@ PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_sse2,
# endif
#endif
#if PNG_LOONGARCH_LSX_OPT > 0
PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_lsx,
(png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
#endif
PNG_INTERNAL_FUNCTION(png_uint_32, png_check_keyword, (png_structrp png_ptr,
png_const_charp key, png_bytep new_key), PNG_EMPTY);