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Diffstat (limited to 'src/tile16fadd1_2.c')
| -rw-r--r-- | src/tile16fadd1_2.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/tile16fadd1_2.c b/src/tile16fadd1_2.c new file mode 100644 index 0000000..752416b --- /dev/null +++ b/src/tile16fadd1_2.c @@ -0,0 +1,61 @@ +/* + * Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. + * + * (c) Copyright 1996 - 2001 Gary Henderson (gary.henderson@ntlworld.com) and + * Jerremy Koot (jkoot@snes9x.com) + * + * Super FX C emulator code + * (c) Copyright 1997 - 1999 Ivar (ivar@snes9x.com) and + * Gary Henderson. + * Super FX assembler emulator code (c) Copyright 1998 zsKnight and _Demo_. + * + * DSP1 emulator code (c) Copyright 1998 Ivar, _Demo_ and Gary Henderson. + * C4 asm and some C emulation code (c) Copyright 2000 zsKnight and _Demo_. + * C4 C code (c) Copyright 2001 Gary Henderson (gary.henderson@ntlworld.com). + * + * DOS port code contains the works of other authors. See headers in + * individual files. + * + * Snes9x homepage: http://www.snes9x.com + * + * Permission to use, copy, modify and distribute Snes9x in both binary and + * source form, for non-commercial purposes, is hereby granted without fee, + * providing that this license information and copyright notice appear with + * all copies and any derived work. + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event shall the authors be held liable for any damages + * arising from the use of this software. + * + * Snes9x is freeware for PERSONAL USE only. Commercial users should + * seek permission of the copyright holders first. Commercial use includes + * charging money for Snes9x or software derived from Snes9x. + * + * The copyright holders request that bug fixes and improvements to the code + * should be forwarded to them so everyone can benefit from the modifications + * in future versions. + * + * Super NES and Super Nintendo Entertainment System are trademarks of + * Nintendo Co., Limited and its subsidiary companies. + */ + +// ARM V5 Assembly by bitrider + +#define FIXEDCOLOUR (GFX.FixedColour & (~0x01860)) + +#define ROPNAME FixedAdd1_2 + +#define ROP \ + " bic r9, r9, #0b00000100000100000 \n"\ + " bic r9, r9, #0b00001000001000000 \n"\ + " add r9, r9, %[fixedcolour] \n"\ + " mov r9, r9, lsr #1 \n"\ + " tst r9, #0b00000000000100000 \n"\ + " orrne r9, r9, #0b00000000000011111 \n"\ + " tst r9, #0b00000100000000000 \n"\ + " orrne r9, r9, #0b00000011111100000 \n"\ + " tst r9, #0b10000000000000000 \n"\ + " orrne r9, r9, #0b01111100000000000 \n" + + +#include "tile16f_t.h" |