[Pixman] More MIPS DSPr2 bilinear fast paths.

Added optimizations for several bilinear fast paths: - src__8_ - src__8_0565 - src_0565_8_x888 - src_0565_8_0565 - add__8_ - src__ - src__0565 - src_0565_ - src_0565_0565 - over__ - add__ Benchmark results (using lowlevel-blt-bench) on

[Pixman] [PATCH 1/2] MIPS: DSPr2: Added several bilinear fast paths: - src_8888_8_8888 - src_8888_8_0565 - src_0565_8_x888 - src_0565_8_0565 - add_8888_8_8888

From: Nemanja Lukic nemanja.lu...@rt-rk.com Performance numbers before/after on MIPS-74kc @ 1GHz: lowlevel-blt-bench -b Referent (before): src__8_ = L1: 6.37 L2: 6.08 M: 5.46 ( 32.57%) HT: 4.64 VT: 4.61 R: 4.52 RT: 2.85 ( 23Kops/s) src__8_0565 =

[Pixman] [PATCH 2/2] MIPS: DSPr2: Added more bilinear fast paths (without mask pixels): - src_8888_8888 - src_8888_0565 - src_0565_8888 - src_0565_0565 - over_8888_8888 - add_8888_8888

From: Nemanja Lukic nemanja.lu...@rt-rk.com Performance numbers before/after on MIPS-74kc @ 1GHz: lowlevel-blt-bench -b Referent (before): src__ = L1: 8.18 L2: 7.79 M: 6.32 ( 33.51%) HT: 5.78 VT: 5.70 R: 5.61 RT: 3.79 ( 29Kops/s) src__0565 =