From: Siarhei Siamashka Date: Thu, 23 Sep 2010 20:41:50 +0000 (+0300) Subject: ARM: added 'neon_composite_out_reverse_8_0565' fast path X-Git-Tag: pixman-0.19.6~18 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a520c15e1134d9e801bc2ab461a3c5ade60544f2;p=platform%2Fupstream%2Fpixman.git ARM: added 'neon_composite_out_reverse_8_0565' fast path == before == outrev_8_0565 = L1: 22.91 L2: 22.40 M: 18.75 ( 10.47%) HT: 12.62 VT: 12.22 R: 11.32 RT: 5.30 ( 58Kops/s) == after == outrev_8_0565 = L1: 176.27 L2: 151.70 M:108.79 ( 60.81%) HT: 50.43 VT: 37.16 R: 32.26 RT: 9.62 ( 97Kops/s) --- diff --git a/pixman/pixman-arm-neon-asm.S b/pixman/pixman-arm-neon-asm.S index accd051..e4db5cd 100644 --- a/pixman/pixman-arm-neon-asm.S +++ b/pixman/pixman-arm-neon-asm.S @@ -1924,3 +1924,52 @@ generate_composite_function \ 10, /* dst_r_basereg */ \ 8, /* src_basereg */ \ 15 /* mask_basereg */ + +/******************************************************************************/ + +.macro pixman_composite_out_reverse_8_0565_process_pixblock_head + /* mask is in d15 */ + convert_0565_to_x888 q5, d6, d5, d4 + /* destination pixel data is in {d4, d5, d6, xx} */ + vmvn.8 d24, d15 /* get inverted alpha */ + /* now do alpha blending */ + vmull.u8 q8, d24, d4 + vmull.u8 q9, d24, d5 + vmull.u8 q10, d24, d6 +.endm + +.macro pixman_composite_out_reverse_8_0565_process_pixblock_tail + vrshr.u16 q14, q8, #8 + vrshr.u16 q15, q9, #8 + vrshr.u16 q12, q10, #8 + vraddhn.u16 d0, q14, q8 + vraddhn.u16 d1, q15, q9 + vraddhn.u16 d2, q12, q10 + /* 32bpp result is in {d0, d1, d2, XX} */ + convert_8888_to_0565 d2, d1, d0, q14, q15, q3 +.endm + +/* TODO: expand macros and do better instructions scheduling */ +.macro pixman_composite_out_reverse_8_0565_process_pixblock_tail_head + vld1.8 {d15}, [SRC]! + pixman_composite_out_reverse_8_0565_process_pixblock_tail + vld1.16 {d10, d11}, [DST_R, :128]! + cache_preload 8, 8 + pixman_composite_out_reverse_8_0565_process_pixblock_head + vst1.16 {d28, d29}, [DST_W, :128]! +.endm + +generate_composite_function \ + pixman_composite_out_reverse_8_0565_asm_neon, 8, 0, 16, \ + FLAG_DST_READWRITE, \ + 8, /* number of pixels, processed in a single block */ \ + 5, /* prefetch distance */ \ + default_init_need_all_regs, \ + default_cleanup_need_all_regs, \ + pixman_composite_out_reverse_8_0565_process_pixblock_head, \ + pixman_composite_out_reverse_8_0565_process_pixblock_tail, \ + pixman_composite_out_reverse_8_0565_process_pixblock_tail_head, \ + 28, /* dst_w_basereg */ \ + 10, /* dst_r_basereg */ \ + 15, /* src_basereg */ \ + 0 /* mask_basereg */ diff --git a/pixman/pixman-arm-neon.c b/pixman/pixman-arm-neon.c index 385987d..54b5540 100644 --- a/pixman/pixman-arm-neon.c +++ b/pixman/pixman-arm-neon.c @@ -60,6 +60,8 @@ PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, over_8888_0565, uint32_t, 1, uint16_t, 1) PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, over_8888_8888, uint32_t, 1, uint32_t, 1) +PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, out_reverse_8_0565, + uint8_t, 1, uint16_t, 1) PIXMAN_ARM_BIND_FAST_PATH_N_DST (neon, over_n_0565, uint16_t, 1) @@ -266,6 +268,8 @@ static const pixman_fast_path_t arm_neon_fast_paths[] = PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8, neon_composite_add_8888_8888), PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8r8g8b8, neon_composite_over_reverse_n_8888), PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8b8g8r8, neon_composite_over_reverse_n_8888), + PIXMAN_STD_FAST_PATH (OUT_REVERSE, a8, null, r5g6b5, neon_composite_out_reverse_8_0565), + PIXMAN_STD_FAST_PATH (OUT_REVERSE, a8, null, b5g6r5, neon_composite_out_reverse_8_0565), { PIXMAN_OP_NONE }, };