--- BasiliskII/src/uae_cpu/basilisk_glue.cpp 2001/03/20 17:35:45 1.9 +++ BasiliskII/src/uae_cpu/basilisk_glue.cpp 2002/09/17 16:05:39 1.14 @@ -1,7 +1,7 @@ /* * basilisk_glue.cpp - Glue UAE CPU to Basilisk II CPU engine interface * - * Basilisk II (C) 1997-2001 Christian Bauer + * Basilisk II (C) 1997-2002 Christian Bauer * * 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 @@ -22,16 +22,18 @@ #include "cpu_emulation.h" #include "main.h" +#include "prefs.h" #include "emul_op.h" #include "rom_patches.h" #include "m68k.h" #include "memory.h" #include "readcpu.h" #include "newcpu.h" +#include "compiler/compemu.h" // RAM and ROM pointers -uint32 RAMBaseMac = 0; // RAM base (Mac address space) gb-- init is important +uint32 RAMBaseMac = 0; // RAM base (Mac address space) gb-- initializer is important uint8 *RAMBaseHost; // RAM base (host address space) uint32 RAMSize; // Size of RAM uint32 ROMBaseMac; // ROM base (Mac address space) @@ -49,6 +51,10 @@ int MacFrameLayout; // Frame buffer la uintptr MEMBaseDiff; // Global offset between a Mac address and its Host equivalent #endif +#if USE_JIT +bool UseJIT = false; +#endif + // From newcpu.cpp extern int quit_program; @@ -64,7 +70,10 @@ bool Init680x0(void) RAMBaseMac = (uint32)RAMBaseHost; ROMBaseMac = (uint32)ROMBaseHost; #elif DIRECT_ADDRESSING - InitMEMBaseDiff(RAMBaseHost, RAMBaseMac); + // Mac address space = host address space minus constant offset (MEMBaseDiff) + // NOTE: MEMBaseDiff is set up in main_unix.cpp/main() + RAMBaseMac = 0; + ROMBaseMac = Host2MacAddr(ROMBaseHost); #else // Initialize UAE memory banks RAMBaseMac = 0; @@ -87,6 +96,11 @@ bool Init680x0(void) #endif init_m68k(); +#if USE_JIT + UseJIT = compiler_use_jit(); + if (UseJIT) + compiler_init(); +#endif return true; } @@ -97,18 +111,38 @@ bool Init680x0(void) void Exit680x0(void) { +#if USE_JIT + if (UseJIT) + compiler_exit(); +#endif exit_m68k(); } /* + * Initialize memory mapping of frame buffer (called upon video mode change) + */ + +void InitFrameBufferMapping(void) +{ +#if !REAL_ADDRESSING && !DIRECT_ADDRESSING + memory_init(); +#endif +} + +/* * Reset and start 680x0 emulation (doesn't return) */ void Start680x0(void) { m68k_reset(); - m68k_go(true); +#if USE_JIT + if (UseJIT) + m68k_compile_execute(); + else +#endif + m68k_execute(); } @@ -118,7 +152,7 @@ void Start680x0(void) void TriggerInterrupt(void) { - regs.spcflags |= SPCFLAG_INT; + SPCFLAGS_SET( SPCFLAG_INT ); } void TriggerNMI(void) @@ -165,7 +199,7 @@ void Execute68kTrap(uint16 trap, struct m68k_setpc(m68k_areg(regs, 7)); fill_prefetch_0(); quit_program = 0; - m68k_go(true); + m68k_execute(); // Clean up stack m68k_areg(regs, 7) += 4; @@ -212,7 +246,7 @@ void Execute68k(uint32 addr, struct M68k m68k_setpc(addr); fill_prefetch_0(); quit_program = 0; - m68k_go(true); + m68k_execute(); // Clean up stack m68k_areg(regs, 7) += 2;