1 /***************************************************************************
2 * Copyright (C) 2010 PCSX4ALL Team *
3 * Copyright (C) 2010 Unai *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. *
19 ***************************************************************************/
24 // GPU Blending operations functions
26 #define gpuBlending00(uSrc,uDst) \
28 asm ("and %[src], %[src], %[msk] " : [src] "=r" (uSrc) : "0" (uSrc), [msk] "r" (uMsk) ); \
29 asm ("and %[dst], %[dst], %[msk] " : [dst] "=r" (uDst) : "0" (uDst), [msk] "r" (uMsk) ); \
30 asm ("add %[src], %[dst], %[src] " : [src] "=r" (uSrc) : [dst] "r" (uDst), "0" (uSrc) ); \
31 asm ("mov %[src], %[src], lsr #1 " : [src] "=r" (uSrc) : "0" (uSrc) ); \
34 // 1.0 x Back + 1.0 x Forward
35 #define gpuBlending01(uSrc,uDst) \
38 asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
39 asm ("and %[st], %[src], #0x7C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \
40 asm ("add %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) ); \
41 asm ("cmp %[out], #0x7C00 " : : [out] "r" (out) : "cc" ); \
42 asm ("movhi %[out], #0x7C00 " : [out] "=r" (out) : "0" (out) ); \
43 asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
44 asm ("and %[st], %[src], #0x03E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \
45 asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \
46 asm ("cmp %[dt], #0x03E0 " : : [dt] "r" (dt) : "cc" ); \
47 asm ("movhi %[dt], #0x03E0 " : [dt] "=r" (dt) : "0" (dt) ); \
48 asm ("orr %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \
49 asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
50 asm ("and %[st], %[src], #0x001F " : [st] "=r" (st) : [src] "r" (uSrc) ); \
51 asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \
52 asm ("cmp %[dt], #0x001F " : : [dt] "r" (dt) : "cc" ); \
53 asm ("movhi %[dt], #0x001F " : [dt] "=r" (dt) : "0" (dt) ); \
54 asm ("orr %[uSrc], %[out], %[dt] " : [uSrc] "=r" (uSrc) : [out] "r" (out), [dt] "r" (dt) ); \
57 // 1.0 x Back - 1.0 x Forward */
58 #define gpuBlending02(uSrc,uDst) \
61 asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
62 asm ("and %[st], %[src], #0x7C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \
63 asm ("subs %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) : "cc" ); \
64 asm ("movmi %[out], #0x0000 " : [out] "=r" (out) : "0" (out) ); \
65 asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
66 asm ("and %[st], %[src], #0x03E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \
67 asm ("subs %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) : "cc" ); \
68 asm ("orrpl %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \
69 asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
70 asm ("and %[st], %[src], #0x001F " : [st] "=r" (st) : [src] "r" (uSrc) ); \
71 asm ("subs %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) : "cc" ); \
72 asm ("orrpl %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \
73 asm ("mov %[uSrc], %[out]" : [uSrc] "=r" (uSrc) : [out] "r" (out) ); \
76 // 1.0 x Back + 0.25 x Forward */
77 #define gpuBlending03(uSrc,uDst) \
80 asm ("mov %[src], %[src], lsr #2 " : [src] "=r" (uSrc) : "0" (uSrc) ); \
81 asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
82 asm ("and %[st], %[src], #0x1C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \
83 asm ("add %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) ); \
84 asm ("cmp %[out], #0x7C00 " : : [out] "r" (out) : "cc" ); \
85 asm ("movhi %[out], #0x7C00 " : [out] "=r" (out) : "0" (out) ); \
86 asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
87 asm ("and %[st], %[src], #0x00E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \
88 asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \
89 asm ("cmp %[dt], #0x03E0 " : : [dt] "r" (dt) : "cc" ); \
90 asm ("movhi %[dt], #0x03E0 " : [dt] "=r" (dt) : "0" (dt) ); \
91 asm ("orr %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \
92 asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \
93 asm ("and %[st], %[src], #0x0007 " : [st] "=r" (st) : [src] "r" (uSrc) ); \
94 asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \
95 asm ("cmp %[dt], #0x001F " : : [dt] "r" (dt) : "cc" ); \
96 asm ("movhi %[dt], #0x001F " : [dt] "=r" (dt) : "0" (dt) ); \
97 asm ("orr %[uSrc], %[out], %[dt] " : [uSrc] "=r" (uSrc) : [out] "r" (out), [dt] "r" (dt) ); \
100 #endif //_OP_BLEND_H_