diff options
Diffstat (limited to 'pixman/pixman/pixman-arm-neon-asm.S')
-rw-r--r-- | pixman/pixman/pixman-arm-neon-asm.S | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/pixman/pixman/pixman-arm-neon-asm.S b/pixman/pixman/pixman-arm-neon-asm.S index e32bfa1ae..3dc14d79d 100644 --- a/pixman/pixman/pixman-arm-neon-asm.S +++ b/pixman/pixman/pixman-arm-neon-asm.S @@ -2489,6 +2489,56 @@ generate_composite_function \ /******************************************************************************/ +.macro pixman_composite_out_reverse_8_8888_process_pixblock_head + /* src is in d0 */ + /* destination pixel data is in {d4, d5, d6, d7} */ + vmvn.8 d1, d0 /* get inverted alpha */ + /* now do alpha blending */ + vmull.u8 q8, d1, d4 + vmull.u8 q9, d1, d5 + vmull.u8 q10, d1, d6 + vmull.u8 q11, d1, d7 +.endm + +.macro pixman_composite_out_reverse_8_8888_process_pixblock_tail + vrshr.u16 q14, q8, #8 + vrshr.u16 q15, q9, #8 + vrshr.u16 q12, q10, #8 + vrshr.u16 q13, q11, #8 + vraddhn.u16 d28, q14, q8 + vraddhn.u16 d29, q15, q9 + vraddhn.u16 d30, q12, q10 + vraddhn.u16 d31, q13, q11 + /* 32bpp result is in {d28, d29, d30, d31} */ +.endm + +/* TODO: expand macros and do better instructions scheduling */ +.macro pixman_composite_out_reverse_8_8888_process_pixblock_tail_head + fetch_src_pixblock + pixman_composite_out_reverse_8_8888_process_pixblock_tail + vld4.8 {d4, d5, d6, d7}, [DST_R, :128]! + cache_preload 8, 8 + pixman_composite_out_reverse_8_8888_process_pixblock_head + vst4.8 {d28, d29, d30, d31}, [DST_W, :128]! +.endm + +generate_composite_function \ + pixman_composite_out_reverse_8_8888_asm_neon, 8, 0, 32, \ + FLAG_DST_READWRITE | FLAG_DEINTERLEAVE_32BPP, \ + 8, /* number of pixels, processed in a single block */ \ + 5, /* prefetch distance */ \ + default_init, \ + default_cleanup, \ + pixman_composite_out_reverse_8_8888_process_pixblock_head, \ + pixman_composite_out_reverse_8_8888_process_pixblock_tail, \ + pixman_composite_out_reverse_8_8888_process_pixblock_tail_head, \ + 28, /* dst_w_basereg */ \ + 4, /* dst_r_basereg */ \ + 0, /* src_basereg */ \ + 0 /* mask_basereg */ + +/******************************************************************************/ + generate_composite_function_nearest_scanline \ pixman_scaled_nearest_scanline_8888_8888_OVER_asm_neon, 32, 0, 32, \ FLAG_DST_READWRITE | FLAG_DEINTERLEAVE_32BPP, \ |