Initial commit of Beta 2 source code

src/i386/fxemu2b.mac

+;Copyright (C) 1997-2001 ZSNES Team ( zsknight@zsnes.com / _demo_@zsnes.com )
+;
+;This program is free software; you can redistribute it and/or
+;modify it under the terms of the GNU General Public License
+;as published by the Free Software Foundation; either
+;version 2 of the License, or (at your option) any later
+;version.
+;
+;This program is distributed in the hope that it will be useful,
+;but WITHOUT ANY WARRANTY; without even the implied warranty of
+;MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;GNU General Public License for more details.
+;
+;You should have received a copy of the GNU General Public License
+;along with this program; if not, write to the Free Software
+;Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+
+
+
+
+
+
+
+
+%macro TORNb 1   ; V
+   FETCHPIPE
+   test dword [SfxB],1
+   jnz .VersionB
+   mov edi, SfxR0+%1*4
+   inc ebp                ; Increase program counter
+   mov eax,ebp
+   sub eax,[SfxCPB]
+   mov dword[withr15sk],1
+   mov [SfxR15],eax
+   call [FxTableb+ecx*4]
+   mov edi,SfxR0
+   ret
+.VersionB
+   mov eax,[esi]            ; Read Source
+   mov dword[withr15sk],1
+   inc ebp                ; Increase program counter
+   mov [SfxR0+%1*4],eax             ; Write
+   CLRFLAGS
+   ret
+%endmacro
+
+%macro FROMRNb 1 ; V
+   FETCHPIPE
+   test dword [SfxB],1
+   jnz .VersionB
+   mov esi,SfxR0+%1*4
+   inc ebp                ; Increase program counter
+   call [FxTable+ecx*4]
+   mov esi,SfxR0
+   ret
+.VersionB
+   mov eax,[SfxR0+%1*4]             ; Read
+   inc ebp
+   mov [edi],eax        ; Write Destination
+   mov [SfxSignZero],eax
+   shr al,7
+   mov byte[SfxOverflow],al
+   CLRFLAGS
+   ret
+%endmacro
+
+%macro TORNc 1   ; V
+   FETCHPIPE
+   mov eax,[esi]            ; Read Source
+   inc ebp                ; Increase program counter
+   mov [SfxR0+%1*4],eax             ; Write
+   CLRFLAGS
+   ret
+%endmacro
+
+
+%macro FROMRNc 1 ; V
+   FETCHPIPE
+   mov eax,[SfxR0+%1*4]             ; Read
+   inc ebp
+   mov [edi],eax        ; Write Destination
+   mov [SfxSignZero],eax
+   shr al,7
+   mov byte[SfxOverflow],al
+   CLRFLAGS
+   ret
+%endmacro

src/i386/macros.mac

+; Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
+;
+; Super FX assembler emulator code
+; (c) Copyright 1998, 1999 zsKnight and _Demo_.
+;
+; 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.
+;
+bits 32
+section .text
+; Zsnes required macros
+%imacro newsym 1
+  GLOBAL %1
+  %1:
+%endmacro
+
+%imacro newsym 2+
+  GLOBAL %1
+  %1: %2
+%endmacro
+
+%macro ALIGN32 0
+  times ($$-$) & 1Fh nop    ; Long word alignment
+%endmacro
+
+%macro ALIGN16 0
+  times ($$-$) & 1Fh nop    ; Long word alignment
+%endmacro
+
+%imacro extsym 1-*
+%rep %0
+  EXTERN %1
+%rotate 1
+%endrep
+%endmacro

src/i386/regsw.mac

+; Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
+;
+; Super FX assembler emulator code
+; (c) Copyright 1998, 1999 zsKnight and _Demo_.
+;
+; 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.
+;
+;*******************************************************
+; InitRegW                   Initializes Write Registers
+;*******************************************************
+
+%macro reenablespc 0
+    cmp dword[cycpbl],1000000h
+    jb %%enspc
+    mov dword[cycpbl],0
+    test byte[curexecstate],02h
+    jnz %%enspc
+    or byte[curexecstate],02h
+    push ebx
+    xor ebx,ebx
+    mov bl,dl
+    EXTSYM tableadc
+    mov edi,[tableadc+ebx*4]
+    pop ebx
+%%enspc
+%endmacro
+
+%macro setregw 2
+    mov edi,%1
+    add edi,[regptw]
+    mov eax,%2
+    mov [edi],eax
+%endmacro