diff options
Diffstat (limited to 'meta-oe/recipes-graphics/xorg-lib/pixman-0.21.4/0023-ARM-added-NEON-optimizations-for-fetch-store-a8-scan.patch')
| -rw-r--r-- | meta-oe/recipes-graphics/xorg-lib/pixman-0.21.4/0023-ARM-added-NEON-optimizations-for-fetch-store-a8-scan.patch | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/meta-oe/recipes-graphics/xorg-lib/pixman-0.21.4/0023-ARM-added-NEON-optimizations-for-fetch-store-a8-scan.patch b/meta-oe/recipes-graphics/xorg-lib/pixman-0.21.4/0023-ARM-added-NEON-optimizations-for-fetch-store-a8-scan.patch deleted file mode 100644 index 7724f5433e..0000000000 --- a/meta-oe/recipes-graphics/xorg-lib/pixman-0.21.4/0023-ARM-added-NEON-optimizations-for-fetch-store-a8-scan.patch +++ /dev/null @@ -1,148 +0,0 @@ -From cc99d8d6fcbabd7f9f3ed99e65c78a2fb71792fa Mon Sep 17 00:00:00 2001 -From: Siarhei Siamashka <siarhei.siamashka@nokia.com> -Date: Thu, 23 Sep 2010 21:10:56 +0300 -Subject: [PATCH 23/24] ARM: added NEON optimizations for fetch/store a8 scanline - ---- - pixman/pixman-arm-neon-asm.S | 64 ++++++++++++++++++++++++++++++++++++++++++ - pixman/pixman-arm-neon.c | 42 +++++++++++++++++++++++++++ - 2 files changed, 106 insertions(+), 0 deletions(-) - -diff --git a/pixman/pixman-arm-neon-asm.S b/pixman/pixman-arm-neon-asm.S -index 25f7bf0..439b06b 100644 ---- a/pixman/pixman-arm-neon-asm.S -+++ b/pixman/pixman-arm-neon-asm.S -@@ -418,6 +418,70 @@ generate_composite_function \ - - /******************************************************************************/ - -+.macro pixman_composite_src_8_8888_process_pixblock_head -+ /* This is tricky part: we can't set these values just once in 'init' macro -+ * because leading/trailing pixels handling part uses VZIP.8 instructions, -+ * and they operate on values in-place and destroy original registers -+ * content. Think about it like VST4.8 instruction corrupting NEON -+ * registers after write in 'tail_head' macro. Except that 'tail_head' -+ * macro itself actually does not need these extra VMOVs because it uses -+ * real VST4.8 instruction. -+ */ -+ vmov.u8 q0, #0 -+ vmov.u8 d2, #0 -+.endm -+ -+.macro pixman_composite_src_8_8888_process_pixblock_tail -+.endm -+ -+.macro pixman_composite_src_8_8888_process_pixblock_tail_head -+ vst4.8 {d0, d1, d2, d3}, [DST_W, :128]! -+ vld1.8 {d3}, [SRC]! -+.endm -+ -+generate_composite_function_single_scanline \ -+ pixman_fetch_scanline_a8_asm_neon, 8, 0, 32, \ -+ FLAG_DST_WRITEONLY | FLAG_DEINTERLEAVE_32BPP, \ -+ 8, /* number of pixels, processed in a single block */ \ -+ default_init, \ -+ default_cleanup, \ -+ pixman_composite_src_8_8888_process_pixblock_head, \ -+ pixman_composite_src_8_8888_process_pixblock_tail, \ -+ pixman_composite_src_8_8888_process_pixblock_tail_head, \ -+ 0, /* dst_w_basereg */ \ -+ 0, /* dst_r_basereg */ \ -+ 3, /* src_basereg */ \ -+ 0 /* mask_basereg */ -+ -+/******************************************************************************/ -+ -+.macro pixman_composite_src_8888_8_process_pixblock_head -+.endm -+ -+.macro pixman_composite_src_8888_8_process_pixblock_tail -+.endm -+ -+.macro pixman_composite_src_8888_8_process_pixblock_tail_head -+ vst1.8 {d3}, [DST_W, :64]! -+ vld4.8 {d0, d1, d2, d3}, [SRC]! -+.endm -+ -+generate_composite_function_single_scanline \ -+ pixman_store_scanline_a8_asm_neon, 32, 0, 8, \ -+ FLAG_DST_WRITEONLY | FLAG_DEINTERLEAVE_32BPP, \ -+ 8, /* number of pixels, processed in a single block */ \ -+ default_init, \ -+ default_cleanup, \ -+ pixman_composite_src_8888_8_process_pixblock_head, \ -+ pixman_composite_src_8888_8_process_pixblock_tail, \ -+ pixman_composite_src_8888_8_process_pixblock_tail_head, \ -+ 3, /* dst_w_basereg */ \ -+ 0, /* dst_r_basereg */ \ -+ 0, /* src_basereg */ \ -+ 0 /* mask_basereg */ -+ -+/******************************************************************************/ -+ - .macro pixman_composite_src_8888_0565_process_pixblock_head - vshll.u8 q8, d1, #8 - vshll.u8 q14, d2, #8 -diff --git a/pixman/pixman-arm-neon.c b/pixman/pixman-arm-neon.c -index f773e92..55219b3 100644 ---- a/pixman/pixman-arm-neon.c -+++ b/pixman/pixman-arm-neon.c -@@ -484,6 +484,45 @@ neon_store_scanline_r5g6b5 (bits_image_t * image, - pixman_store_scanline_r5g6b5_asm_neon (width, pixel, values); - } - -+void -+pixman_fetch_scanline_a8_asm_neon (int width, -+ uint32_t *buffer, -+ const uint8_t *pixel); -+ -+ -+void -+pixman_store_scanline_a8_asm_neon (int width, -+ uint8_t *pixel, -+ const uint32_t *values); -+ -+static void -+neon_fetch_scanline_a8 (pixman_image_t *image, -+ int x, -+ int y, -+ int width, -+ uint32_t * buffer, -+ const uint32_t *mask) -+{ -+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; -+ const uint8_t *pixel = (const uint8_t *) bits + x; -+ -+ pixman_fetch_scanline_a8_asm_neon (width, buffer, pixel); -+} -+ -+static void -+neon_store_scanline_a8 (bits_image_t * image, -+ int x, -+ int y, -+ int width, -+ const uint32_t *values) -+{ -+ uint32_t *bits = image->bits + image->rowstride * y; -+ uint8_t *pixel = (uint8_t *) bits + x; -+ -+ pixman_store_scanline_a8_asm_neon (width, pixel, values); -+} -+ -+ - pixman_implementation_t * - _pixman_implementation_create_arm_neon (void) - { -@@ -502,6 +541,9 @@ _pixman_implementation_create_arm_neon (void) - _pixman_bits_override_accessors (PIXMAN_r5g6b5, - neon_fetch_scanline_r5g6b5, - neon_store_scanline_r5g6b5); -+ _pixman_bits_override_accessors (PIXMAN_a8, -+ neon_fetch_scanline_a8, -+ neon_store_scanline_a8); - - imp->blt = arm_neon_blt; - imp->fill = arm_neon_fill; --- -1.6.6.1 - |