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/* |
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* sheepshaver_glue.cpp - Glue Kheperix CPU to SheepShaver CPU engine interface |
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* |
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* SheepShaver (C) 1997-2004 Christian Bauer and Marc Hellwig |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
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#include "sysdeps.h" |
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#include "cpu_emulation.h" |
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#include "main.h" |
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#include "prefs.h" |
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#include "xlowmem.h" |
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#include "emul_op.h" |
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#include "rom_patches.h" |
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#include "macos_util.h" |
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#include "block-alloc.hpp" |
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#include "sigsegv.h" |
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#include "cpu/ppc/ppc-cpu.hpp" |
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#include "cpu/ppc/ppc-operations.hpp" |
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#include "cpu/ppc/ppc-instructions.hpp" |
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#include "thunks.h" |
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|
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// Used for NativeOp trampolines |
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#include "video.h" |
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#include "name_registry.h" |
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#include "serial.h" |
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#include "ether.h" |
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|
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#include <stdio.h> |
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#include <stdlib.h> |
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|
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#if ENABLE_MON |
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#include "mon.h" |
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#include "mon_disass.h" |
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#endif |
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|
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#define DEBUG 0 |
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#include "debug.h" |
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|
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// Emulation time statistics |
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#define EMUL_TIME_STATS 1 |
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|
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#if EMUL_TIME_STATS |
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static clock_t emul_start_time; |
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static uint32 interrupt_count = 0; |
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static clock_t interrupt_time = 0; |
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static uint32 exec68k_count = 0; |
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static clock_t exec68k_time = 0; |
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static uint32 native_exec_count = 0; |
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static clock_t native_exec_time = 0; |
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static uint32 macos_exec_count = 0; |
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static clock_t macos_exec_time = 0; |
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#endif |
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|
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static void enter_mon(void) |
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{ |
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// Start up mon in real-mode |
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#if ENABLE_MON |
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char *arg[4] = {"mon", "-m", "-r", NULL}; |
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mon(3, arg); |
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#endif |
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} |
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|
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// From main_*.cpp |
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extern uintptr SignalStackBase(); |
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|
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// From rsrc_patches.cpp |
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extern "C" void check_load_invoc(uint32 type, int16 id, uint32 h); |
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|
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// PowerPC EmulOp to exit from emulation looop |
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const uint32 POWERPC_EXEC_RETURN = POWERPC_EMUL_OP | 1; |
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|
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// Enable multicore (main/interrupts) cpu emulation? |
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#define MULTICORE_CPU (ASYNC_IRQ ? 1 : 0) |
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|
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// Enable interrupt routine safety checks? |
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#define SAFE_INTERRUPT_PPC 1 |
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|
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// Enable Execute68k() safety checks? |
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#define SAFE_EXEC_68K 1 |
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|
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// Save FP state in Execute68k()? |
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#define SAVE_FP_EXEC_68K 1 |
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|
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// Interrupts in EMUL_OP mode? |
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#define INTERRUPTS_IN_EMUL_OP_MODE 1 |
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|
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// Interrupts in native mode? |
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#define INTERRUPTS_IN_NATIVE_MODE 1 |
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|
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// Pointer to Kernel Data |
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static KernelData * const kernel_data = (KernelData *)KERNEL_DATA_BASE; |
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|
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// SIGSEGV handler |
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static sigsegv_return_t sigsegv_handler(sigsegv_address_t, sigsegv_address_t); |
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|
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// JIT Compiler enabled? |
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static inline bool enable_jit_p() |
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{ |
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return PrefsFindBool("jit"); |
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} |
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|
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|
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/** |
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* PowerPC emulator glue with special 'sheep' opcodes |
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**/ |
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|
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enum { |
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PPC_I(SHEEP) = PPC_I(MAX), |
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PPC_I(SHEEP_MAX) |
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}; |
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|
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class sheepshaver_cpu |
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: public powerpc_cpu |
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{ |
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void init_decoder(); |
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void execute_sheep(uint32 opcode); |
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|
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public: |
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|
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// Constructor |
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sheepshaver_cpu(); |
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|
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// CR & XER accessors |
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uint32 get_cr() const { return cr().get(); } |
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void set_cr(uint32 v) { cr().set(v); } |
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uint32 get_xer() const { return xer().get(); } |
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void set_xer(uint32 v) { xer().set(v); } |
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|
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// Execute EMUL_OP routine |
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void execute_emul_op(uint32 emul_op); |
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|
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// Execute 68k routine |
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void execute_68k(uint32 entry, M68kRegisters *r); |
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|
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// Execute ppc routine |
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void execute_ppc(uint32 entry); |
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|
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// Execute MacOS/PPC code |
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uint32 execute_macos_code(uint32 tvect, int nargs, uint32 const *args); |
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|
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// Compile one instruction |
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virtual bool compile1(codegen_context_t & cg_context); |
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|
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// Resource manager thunk |
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void get_resource(uint32 old_get_resource); |
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|
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// Handle MacOS interrupt |
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void interrupt(uint32 entry); |
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void handle_interrupt(); |
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|
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// Make sure the SIGSEGV handler can access CPU registers |
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friend sigsegv_return_t sigsegv_handler(sigsegv_address_t, sigsegv_address_t); |
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}; |
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|
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// Memory allocator returning areas aligned on 16-byte boundaries |
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void *operator new(size_t size) |
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{ |
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void *p; |
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|
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#if defined(HAVE_POSIX_MEMALIGN) |
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if (posix_memalign(&p, 16, size) != 0) |
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throw std::bad_alloc(); |
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#elif defined(HAVE_MEMALIGN) |
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p = memalign(16, size); |
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#elif defined(HAVE_VALLOC) |
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p = valloc(size); // page-aligned! |
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#else |
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/* XXX: handle padding ourselves */ |
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p = malloc(size); |
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#endif |
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|
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return p; |
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} |
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|
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void operator delete(void *p) |
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{ |
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#if defined(HAVE_MEMALIGN) || defined(HAVE_VALLOC) |
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#if defined(__GLIBC__) |
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// this is known to work only with GNU libc |
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free(p); |
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#endif |
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#else |
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free(p); |
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#endif |
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} |
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|
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sheepshaver_cpu::sheepshaver_cpu() |
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: powerpc_cpu(enable_jit_p()) |
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{ |
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init_decoder(); |
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} |
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|
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void sheepshaver_cpu::init_decoder() |
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{ |
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static const instr_info_t sheep_ii_table[] = { |
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{ "sheep", |
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(execute_pmf)&sheepshaver_cpu::execute_sheep, |
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NULL, |
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PPC_I(SHEEP), |
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D_form, 6, 0, CFLOW_JUMP | CFLOW_TRAP |
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} |
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}; |
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|
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const int ii_count = sizeof(sheep_ii_table)/sizeof(sheep_ii_table[0]); |
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D(bug("SheepShaver extra decode table has %d entries\n", ii_count)); |
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|
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for (int i = 0; i < ii_count; i++) { |
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const instr_info_t * ii = &sheep_ii_table[i]; |
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init_decoder_entry(ii); |
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} |
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} |
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|
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// Forward declaration for native opcode handler |
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static void NativeOp(int selector); |
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|
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/* NativeOp instruction format: |
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+------------+-------------------------+--+-----------+------------+ |
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| 6 | |FN| OP | 2 | |
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+------------+-------------------------+--+-----------+------------+ |
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0 5 |6 18 19 20 25 26 31 |
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*/ |
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|
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typedef bit_field< 19, 19 > FN_field; |
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typedef bit_field< 20, 25 > NATIVE_OP_field; |
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typedef bit_field< 26, 31 > EMUL_OP_field; |
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|
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// Execute EMUL_OP routine |
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void sheepshaver_cpu::execute_emul_op(uint32 emul_op) |
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{ |
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M68kRegisters r68; |
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WriteMacInt32(XLM_68K_R25, gpr(25)); |
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WriteMacInt32(XLM_RUN_MODE, MODE_EMUL_OP); |
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for (int i = 0; i < 8; i++) |
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r68.d[i] = gpr(8 + i); |
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for (int i = 0; i < 7; i++) |
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r68.a[i] = gpr(16 + i); |
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r68.a[7] = gpr(1); |
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uint32 saved_cr = get_cr() & CR_field<2>::mask(); |
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uint32 saved_xer = get_xer(); |
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EmulOp(&r68, gpr(24), emul_op); |
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set_cr(saved_cr); |
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set_xer(saved_xer); |
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for (int i = 0; i < 8; i++) |
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gpr(8 + i) = r68.d[i]; |
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for (int i = 0; i < 7; i++) |
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gpr(16 + i) = r68.a[i]; |
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gpr(1) = r68.a[7]; |
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WriteMacInt32(XLM_RUN_MODE, MODE_68K); |
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} |
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|
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// Execute SheepShaver instruction |
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void sheepshaver_cpu::execute_sheep(uint32 opcode) |
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{ |
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// D(bug("Extended opcode %08x at %08x (68k pc %08x)\n", opcode, pc(), gpr(24))); |
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assert((((opcode >> 26) & 0x3f) == 6) && OP_MAX <= 64 + 3); |
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|
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switch (opcode & 0x3f) { |
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case 0: // EMUL_RETURN |
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QuitEmulator(); |
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break; |
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|
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case 1: // EXEC_RETURN |
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spcflags().set(SPCFLAG_CPU_EXEC_RETURN); |
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break; |
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|
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case 2: // EXEC_NATIVE |
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NativeOp(NATIVE_OP_field::extract(opcode)); |
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if (FN_field::test(opcode)) |
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pc() = lr(); |
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else |
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pc() += 4; |
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break; |
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|
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default: // EMUL_OP |
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execute_emul_op(EMUL_OP_field::extract(opcode) - 3); |
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pc() += 4; |
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break; |
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} |
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} |
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|
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// Compile one instruction |
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bool sheepshaver_cpu::compile1(codegen_context_t & cg_context) |
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{ |
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#if PPC_ENABLE_JIT |
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const instr_info_t *ii = cg_context.instr_info; |
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if (ii->mnemo != PPC_I(SHEEP)) |
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return false; |
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|
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bool compiled = false; |
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powerpc_dyngen & dg = cg_context.codegen; |
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uint32 opcode = cg_context.opcode; |
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|
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switch (opcode & 0x3f) { |
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case 0: // EMUL_RETURN |
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dg.gen_invoke(QuitEmulator); |
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compiled = true; |
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break; |
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|
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case 1: // EXEC_RETURN |
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dg.gen_spcflags_set(SPCFLAG_CPU_EXEC_RETURN); |
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compiled = true; |
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break; |
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|
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case 2: { // EXEC_NATIVE |
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uint32 selector = NATIVE_OP_field::extract(opcode); |
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switch (selector) { |
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case NATIVE_PATCH_NAME_REGISTRY: |
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dg.gen_invoke(DoPatchNameRegistry); |
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compiled = true; |
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break; |
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case NATIVE_VIDEO_INSTALL_ACCEL: |
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dg.gen_invoke(VideoInstallAccel); |
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compiled = true; |
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break; |
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case NATIVE_VIDEO_VBL: |
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dg.gen_invoke(VideoVBL); |
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compiled = true; |
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break; |
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case NATIVE_GET_RESOURCE: |
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case NATIVE_GET_1_RESOURCE: |
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case NATIVE_GET_IND_RESOURCE: |
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case NATIVE_GET_1_IND_RESOURCE: |
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case NATIVE_R_GET_RESOURCE: { |
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static const uint32 get_resource_ptr[] = { |
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XLM_GET_RESOURCE, |
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XLM_GET_1_RESOURCE, |
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XLM_GET_IND_RESOURCE, |
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XLM_GET_1_IND_RESOURCE, |
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XLM_R_GET_RESOURCE |
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}; |
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uint32 old_get_resource = ReadMacInt32(get_resource_ptr[selector - NATIVE_GET_RESOURCE]); |
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typedef void (*func_t)(dyngen_cpu_base, uint32); |
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func_t func = (func_t)nv_mem_fun(&sheepshaver_cpu::get_resource).ptr(); |
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dg.gen_invoke_CPU_im(func, old_get_resource); |
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compiled = true; |
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break; |
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} |
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case NATIVE_DISABLE_INTERRUPT: |
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dg.gen_invoke(DisableInterrupt); |
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compiled = true; |
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break; |
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case NATIVE_ENABLE_INTERRUPT: |
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dg.gen_invoke(EnableInterrupt); |
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compiled = true; |
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break; |
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case NATIVE_CHECK_LOAD_INVOC: |
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dg.gen_load_T0_GPR(3); |
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dg.gen_load_T1_GPR(4); |
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dg.gen_se_16_32_T1(); |
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dg.gen_load_T2_GPR(5); |
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dg.gen_invoke_T0_T1_T2((void (*)(uint32, uint32, uint32))check_load_invoc); |
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compiled = true; |
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break; |
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case NATIVE_BITBLT: |
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dg.gen_load_T0_GPR(3); |
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dg.gen_invoke_T0((void (*)(uint32))NQD_bitblt); |
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compiled = true; |
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break; |
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case NATIVE_INVRECT: |
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dg.gen_load_T0_GPR(3); |
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dg.gen_invoke_T0((void (*)(uint32))NQD_invrect); |
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compiled = true; |
377 |
break; |
378 |
case NATIVE_FILLRECT: |
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dg.gen_load_T0_GPR(3); |
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dg.gen_invoke_T0((void (*)(uint32))NQD_fillrect); |
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compiled = true; |
382 |
break; |
383 |
} |
384 |
if (FN_field::test(opcode)) { |
385 |
if (compiled) { |
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dg.gen_load_A0_LR(); |
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dg.gen_set_PC_A0(); |
388 |
} |
389 |
cg_context.done_compile = true; |
390 |
} |
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else |
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cg_context.done_compile = false; |
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break; |
394 |
} |
395 |
|
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default: { // EMUL_OP |
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typedef void (*func_t)(dyngen_cpu_base, uint32); |
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func_t func = (func_t)nv_mem_fun(&sheepshaver_cpu::execute_emul_op).ptr(); |
399 |
dg.gen_invoke_CPU_im(func, EMUL_OP_field::extract(opcode) - 3); |
400 |
cg_context.done_compile = false; |
401 |
compiled = true; |
402 |
break; |
403 |
} |
404 |
} |
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return compiled; |
406 |
#endif |
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return false; |
408 |
} |
409 |
|
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// Handle MacOS interrupt |
411 |
void sheepshaver_cpu::interrupt(uint32 entry) |
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{ |
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#if EMUL_TIME_STATS |
414 |
interrupt_count++; |
415 |
const clock_t interrupt_start = clock(); |
416 |
#endif |
417 |
|
418 |
#if SAFE_INTERRUPT_PPC |
419 |
static int depth = 0; |
420 |
if (depth != 0) |
421 |
printf("FATAL: sheepshaver_cpu::interrupt() called more than once: %d\n", depth); |
422 |
depth++; |
423 |
#endif |
424 |
#if SAFE_INTERRUPT_PPC >= 2 |
425 |
uint32 saved_regs[32]; |
426 |
memcpy(&saved_regs[0], &gpr(0), sizeof(saved_regs)); |
427 |
#endif |
428 |
|
429 |
#if !MULTICORE_CPU |
430 |
// Save program counters and branch registers |
431 |
uint32 saved_pc = pc(); |
432 |
uint32 saved_lr = lr(); |
433 |
uint32 saved_ctr= ctr(); |
434 |
uint32 saved_sp = gpr(1); |
435 |
#endif |
436 |
|
437 |
// Initialize stack pointer to SheepShaver alternate stack base |
438 |
gpr(1) = SignalStackBase() - 64; |
439 |
|
440 |
// Build trampoline to return from interrupt |
441 |
SheepVar32 trampoline = POWERPC_EXEC_RETURN; |
442 |
|
443 |
// Prepare registers for nanokernel interrupt routine |
444 |
kernel_data->v[0x004 >> 2] = htonl(gpr(1)); |
445 |
kernel_data->v[0x018 >> 2] = htonl(gpr(6)); |
446 |
|
447 |
gpr(6) = ntohl(kernel_data->v[0x65c >> 2]); |
448 |
assert(gpr(6) != 0); |
449 |
WriteMacInt32(gpr(6) + 0x13c, gpr(7)); |
450 |
WriteMacInt32(gpr(6) + 0x144, gpr(8)); |
451 |
WriteMacInt32(gpr(6) + 0x14c, gpr(9)); |
452 |
WriteMacInt32(gpr(6) + 0x154, gpr(10)); |
453 |
WriteMacInt32(gpr(6) + 0x15c, gpr(11)); |
454 |
WriteMacInt32(gpr(6) + 0x164, gpr(12)); |
455 |
WriteMacInt32(gpr(6) + 0x16c, gpr(13)); |
456 |
|
457 |
gpr(1) = KernelDataAddr; |
458 |
gpr(7) = ntohl(kernel_data->v[0x660 >> 2]); |
459 |
gpr(8) = 0; |
460 |
gpr(10) = trampoline.addr(); |
461 |
gpr(12) = trampoline.addr(); |
462 |
gpr(13) = get_cr(); |
463 |
|
464 |
// rlwimi. r7,r7,8,0,0 |
465 |
uint32 result = op_ppc_rlwimi::apply(gpr(7), 8, 0x80000000, gpr(7)); |
466 |
record_cr0(result); |
467 |
gpr(7) = result; |
468 |
|
469 |
gpr(11) = 0xf072; // MSR (SRR1) |
470 |
cr().set((gpr(11) & 0x0fff0000) | (get_cr() & ~0x0fff0000)); |
471 |
|
472 |
// Enter nanokernel |
473 |
execute(entry); |
474 |
|
475 |
#if !MULTICORE_CPU |
476 |
// Restore program counters and branch registers |
477 |
pc() = saved_pc; |
478 |
lr() = saved_lr; |
479 |
ctr()= saved_ctr; |
480 |
gpr(1) = saved_sp; |
481 |
#endif |
482 |
|
483 |
#if EMUL_TIME_STATS |
484 |
interrupt_time += (clock() - interrupt_start); |
485 |
#endif |
486 |
|
487 |
#if SAFE_INTERRUPT_PPC >= 2 |
488 |
if (memcmp(&saved_regs[0], &gpr(0), sizeof(saved_regs)) != 0) |
489 |
printf("FATAL: dirty PowerPC registers\n"); |
490 |
#endif |
491 |
#if SAFE_INTERRUPT_PPC |
492 |
depth--; |
493 |
#endif |
494 |
} |
495 |
|
496 |
// Execute 68k routine |
497 |
void sheepshaver_cpu::execute_68k(uint32 entry, M68kRegisters *r) |
498 |
{ |
499 |
#if EMUL_TIME_STATS |
500 |
exec68k_count++; |
501 |
const clock_t exec68k_start = clock(); |
502 |
#endif |
503 |
|
504 |
#if SAFE_EXEC_68K |
505 |
if (ReadMacInt32(XLM_RUN_MODE) != MODE_EMUL_OP) |
506 |
printf("FATAL: Execute68k() not called from EMUL_OP mode\n"); |
507 |
#endif |
508 |
|
509 |
// Save program counters and branch registers |
510 |
uint32 saved_pc = pc(); |
511 |
uint32 saved_lr = lr(); |
512 |
uint32 saved_ctr= ctr(); |
513 |
uint32 saved_cr = get_cr(); |
514 |
|
515 |
// Create MacOS stack frame |
516 |
// FIXME: make sure MacOS doesn't expect PPC registers to live on top |
517 |
uint32 sp = gpr(1); |
518 |
gpr(1) -= 56; |
519 |
WriteMacInt32(gpr(1), sp); |
520 |
|
521 |
// Save PowerPC registers |
522 |
uint32 saved_GPRs[19]; |
523 |
memcpy(&saved_GPRs[0], &gpr(13), sizeof(uint32)*(32-13)); |
524 |
#if SAVE_FP_EXEC_68K |
525 |
double saved_FPRs[18]; |
526 |
memcpy(&saved_FPRs[0], &fpr(14), sizeof(double)*(32-14)); |
527 |
#endif |
528 |
|
529 |
// Setup registers for 68k emulator |
530 |
cr().set(CR_SO_field<2>::mask()); // Supervisor mode |
531 |
for (int i = 0; i < 8; i++) // d[0]..d[7] |
532 |
gpr(8 + i) = r->d[i]; |
533 |
for (int i = 0; i < 7; i++) // a[0]..a[6] |
534 |
gpr(16 + i) = r->a[i]; |
535 |
gpr(23) = 0; |
536 |
gpr(24) = entry; |
537 |
gpr(25) = ReadMacInt32(XLM_68K_R25); // MSB of SR |
538 |
gpr(26) = 0; |
539 |
gpr(28) = 0; // VBR |
540 |
gpr(29) = ntohl(kernel_data->ed.v[0x74 >> 2]); // Pointer to opcode table |
541 |
gpr(30) = ntohl(kernel_data->ed.v[0x78 >> 2]); // Address of emulator |
542 |
gpr(31) = KernelDataAddr + 0x1000; |
543 |
|
544 |
// Push return address (points to EXEC_RETURN opcode) on stack |
545 |
gpr(1) -= 4; |
546 |
WriteMacInt32(gpr(1), XLM_EXEC_RETURN_OPCODE); |
547 |
|
548 |
// Rentering 68k emulator |
549 |
WriteMacInt32(XLM_RUN_MODE, MODE_68K); |
550 |
|
551 |
// Set r0 to 0 for 68k emulator |
552 |
gpr(0) = 0; |
553 |
|
554 |
// Execute 68k opcode |
555 |
uint32 opcode = ReadMacInt16(gpr(24)); |
556 |
gpr(27) = (int32)(int16)ReadMacInt16(gpr(24) += 2); |
557 |
gpr(29) += opcode * 8; |
558 |
execute(gpr(29)); |
559 |
|
560 |
// Save r25 (contains current 68k interrupt level) |
561 |
WriteMacInt32(XLM_68K_R25, gpr(25)); |
562 |
|
563 |
// Reentering EMUL_OP mode |
564 |
WriteMacInt32(XLM_RUN_MODE, MODE_EMUL_OP); |
565 |
|
566 |
// Save 68k registers |
567 |
for (int i = 0; i < 8; i++) // d[0]..d[7] |
568 |
r->d[i] = gpr(8 + i); |
569 |
for (int i = 0; i < 7; i++) // a[0]..a[6] |
570 |
r->a[i] = gpr(16 + i); |
571 |
|
572 |
// Restore PowerPC registers |
573 |
memcpy(&gpr(13), &saved_GPRs[0], sizeof(uint32)*(32-13)); |
574 |
#if SAVE_FP_EXEC_68K |
575 |
memcpy(&fpr(14), &saved_FPRs[0], sizeof(double)*(32-14)); |
576 |
#endif |
577 |
|
578 |
// Cleanup stack |
579 |
gpr(1) += 56; |
580 |
|
581 |
// Restore program counters and branch registers |
582 |
pc() = saved_pc; |
583 |
lr() = saved_lr; |
584 |
ctr()= saved_ctr; |
585 |
set_cr(saved_cr); |
586 |
|
587 |
#if EMUL_TIME_STATS |
588 |
exec68k_time += (clock() - exec68k_start); |
589 |
#endif |
590 |
} |
591 |
|
592 |
// Call MacOS PPC code |
593 |
uint32 sheepshaver_cpu::execute_macos_code(uint32 tvect, int nargs, uint32 const *args) |
594 |
{ |
595 |
#if EMUL_TIME_STATS |
596 |
macos_exec_count++; |
597 |
const clock_t macos_exec_start = clock(); |
598 |
#endif |
599 |
|
600 |
// Save program counters and branch registers |
601 |
uint32 saved_pc = pc(); |
602 |
uint32 saved_lr = lr(); |
603 |
uint32 saved_ctr= ctr(); |
604 |
|
605 |
// Build trampoline with EXEC_RETURN |
606 |
SheepVar32 trampoline = POWERPC_EXEC_RETURN; |
607 |
lr() = trampoline.addr(); |
608 |
|
609 |
gpr(1) -= 64; // Create stack frame |
610 |
uint32 proc = ReadMacInt32(tvect); // Get routine address |
611 |
uint32 toc = ReadMacInt32(tvect + 4); // Get TOC pointer |
612 |
|
613 |
// Save PowerPC registers |
614 |
uint32 regs[8]; |
615 |
regs[0] = gpr(2); |
616 |
for (int i = 0; i < nargs; i++) |
617 |
regs[i + 1] = gpr(i + 3); |
618 |
|
619 |
// Prepare and call MacOS routine |
620 |
gpr(2) = toc; |
621 |
for (int i = 0; i < nargs; i++) |
622 |
gpr(i + 3) = args[i]; |
623 |
execute(proc); |
624 |
uint32 retval = gpr(3); |
625 |
|
626 |
// Restore PowerPC registers |
627 |
for (int i = 0; i <= nargs; i++) |
628 |
gpr(i + 2) = regs[i]; |
629 |
|
630 |
// Cleanup stack |
631 |
gpr(1) += 64; |
632 |
|
633 |
// Restore program counters and branch registers |
634 |
pc() = saved_pc; |
635 |
lr() = saved_lr; |
636 |
ctr()= saved_ctr; |
637 |
|
638 |
#if EMUL_TIME_STATS |
639 |
macos_exec_time += (clock() - macos_exec_start); |
640 |
#endif |
641 |
|
642 |
return retval; |
643 |
} |
644 |
|
645 |
// Execute ppc routine |
646 |
inline void sheepshaver_cpu::execute_ppc(uint32 entry) |
647 |
{ |
648 |
// Save branch registers |
649 |
uint32 saved_lr = lr(); |
650 |
|
651 |
SheepVar32 trampoline = POWERPC_EXEC_RETURN; |
652 |
WriteMacInt32(trampoline.addr(), POWERPC_EXEC_RETURN); |
653 |
lr() = trampoline.addr(); |
654 |
|
655 |
execute(entry); |
656 |
|
657 |
// Restore branch registers |
658 |
lr() = saved_lr; |
659 |
} |
660 |
|
661 |
// Resource Manager thunk |
662 |
inline void sheepshaver_cpu::get_resource(uint32 old_get_resource) |
663 |
{ |
664 |
uint32 type = gpr(3); |
665 |
int16 id = gpr(4); |
666 |
|
667 |
// Create stack frame |
668 |
gpr(1) -= 56; |
669 |
|
670 |
// Call old routine |
671 |
execute_ppc(old_get_resource); |
672 |
|
673 |
// Call CheckLoad() |
674 |
uint32 handle = gpr(3); |
675 |
check_load_invoc(type, id, handle); |
676 |
gpr(3) = handle; |
677 |
|
678 |
// Cleanup stack |
679 |
gpr(1) += 56; |
680 |
} |
681 |
|
682 |
|
683 |
/** |
684 |
* SheepShaver CPU engine interface |
685 |
**/ |
686 |
|
687 |
static sheepshaver_cpu *main_cpu = NULL; // CPU emulator to handle usual control flow |
688 |
static sheepshaver_cpu *interrupt_cpu = NULL; // CPU emulator to handle interrupts |
689 |
static sheepshaver_cpu *current_cpu = NULL; // Current CPU emulator context |
690 |
|
691 |
void FlushCodeCache(uintptr start, uintptr end) |
692 |
{ |
693 |
D(bug("FlushCodeCache(%08x, %08x)\n", start, end)); |
694 |
main_cpu->invalidate_cache_range(start, end); |
695 |
#if MULTICORE_CPU |
696 |
interrupt_cpu->invalidate_cache_range(start, end); |
697 |
#endif |
698 |
} |
699 |
|
700 |
static inline void cpu_push(sheepshaver_cpu *new_cpu) |
701 |
{ |
702 |
#if MULTICORE_CPU |
703 |
current_cpu = new_cpu; |
704 |
#endif |
705 |
} |
706 |
|
707 |
static inline void cpu_pop() |
708 |
{ |
709 |
#if MULTICORE_CPU |
710 |
current_cpu = main_cpu; |
711 |
#endif |
712 |
} |
713 |
|
714 |
// Dump PPC registers |
715 |
static void dump_registers(void) |
716 |
{ |
717 |
current_cpu->dump_registers(); |
718 |
} |
719 |
|
720 |
// Dump log |
721 |
static void dump_log(void) |
722 |
{ |
723 |
current_cpu->dump_log(); |
724 |
} |
725 |
|
726 |
/* |
727 |
* Initialize CPU emulation |
728 |
*/ |
729 |
|
730 |
static sigsegv_return_t sigsegv_handler(sigsegv_address_t fault_address, sigsegv_address_t fault_instruction) |
731 |
{ |
732 |
#if ENABLE_VOSF |
733 |
// Handle screen fault |
734 |
extern bool Screen_fault_handler(sigsegv_address_t, sigsegv_address_t); |
735 |
if (Screen_fault_handler(fault_address, fault_instruction)) |
736 |
return SIGSEGV_RETURN_SUCCESS; |
737 |
#endif |
738 |
|
739 |
const uintptr addr = (uintptr)fault_address; |
740 |
#if HAVE_SIGSEGV_SKIP_INSTRUCTION |
741 |
// Ignore writes to ROM |
742 |
if ((addr - ROM_BASE) < ROM_SIZE) |
743 |
return SIGSEGV_RETURN_SKIP_INSTRUCTION; |
744 |
|
745 |
// Get program counter of target CPU |
746 |
sheepshaver_cpu * const cpu = current_cpu; |
747 |
const uint32 pc = cpu->pc(); |
748 |
|
749 |
// Fault in Mac ROM or RAM? |
750 |
bool mac_fault = (pc >= ROM_BASE) && (pc < (ROM_BASE + ROM_AREA_SIZE)) || (pc >= RAMBase) && (pc < (RAMBase + RAMSize)); |
751 |
if (mac_fault) { |
752 |
|
753 |
// "VM settings" during MacOS 8 installation |
754 |
if (pc == ROM_BASE + 0x488160 && cpu->gpr(20) == 0xf8000000) |
755 |
return SIGSEGV_RETURN_SKIP_INSTRUCTION; |
756 |
|
757 |
// MacOS 8.5 installation |
758 |
else if (pc == ROM_BASE + 0x488140 && cpu->gpr(16) == 0xf8000000) |
759 |
return SIGSEGV_RETURN_SKIP_INSTRUCTION; |
760 |
|
761 |
// MacOS 8 serial drivers on startup |
762 |
else if (pc == ROM_BASE + 0x48e080 && (cpu->gpr(8) == 0xf3012002 || cpu->gpr(8) == 0xf3012000)) |
763 |
return SIGSEGV_RETURN_SKIP_INSTRUCTION; |
764 |
|
765 |
// MacOS 8.1 serial drivers on startup |
766 |
else if (pc == ROM_BASE + 0x48c5e0 && (cpu->gpr(20) == 0xf3012002 || cpu->gpr(20) == 0xf3012000)) |
767 |
return SIGSEGV_RETURN_SKIP_INSTRUCTION; |
768 |
else if (pc == ROM_BASE + 0x4a10a0 && (cpu->gpr(20) == 0xf3012002 || cpu->gpr(20) == 0xf3012000)) |
769 |
return SIGSEGV_RETURN_SKIP_INSTRUCTION; |
770 |
|
771 |
// Ignore writes to the zero page |
772 |
else if ((uint32)(addr - SheepMem::ZeroPage()) < (uint32)SheepMem::PageSize()) |
773 |
return SIGSEGV_RETURN_SKIP_INSTRUCTION; |
774 |
|
775 |
// Ignore all other faults, if requested |
776 |
if (PrefsFindBool("ignoresegv")) |
777 |
return SIGSEGV_RETURN_SKIP_INSTRUCTION; |
778 |
} |
779 |
#else |
780 |
#error "FIXME: You don't have the capability to skip instruction within signal handlers" |
781 |
#endif |
782 |
|
783 |
printf("SIGSEGV\n"); |
784 |
printf(" pc %p\n", fault_instruction); |
785 |
printf(" ea %p\n", fault_address); |
786 |
printf(" cpu %s\n", current_cpu == main_cpu ? "main" : "interrupts"); |
787 |
dump_registers(); |
788 |
current_cpu->dump_log(); |
789 |
enter_mon(); |
790 |
QuitEmulator(); |
791 |
|
792 |
return SIGSEGV_RETURN_FAILURE; |
793 |
} |
794 |
|
795 |
void init_emul_ppc(void) |
796 |
{ |
797 |
// Initialize main CPU emulator |
798 |
main_cpu = new sheepshaver_cpu(); |
799 |
main_cpu->set_register(powerpc_registers::GPR(3), any_register((uint32)ROM_BASE + 0x30d000)); |
800 |
main_cpu->set_register(powerpc_registers::GPR(4), any_register(KernelDataAddr + 0x1000)); |
801 |
WriteMacInt32(XLM_RUN_MODE, MODE_68K); |
802 |
|
803 |
#if MULTICORE_CPU |
804 |
// Initialize alternate CPU emulator to handle interrupts |
805 |
interrupt_cpu = new sheepshaver_cpu(); |
806 |
#endif |
807 |
|
808 |
// Install the handler for SIGSEGV |
809 |
sigsegv_install_handler(sigsegv_handler); |
810 |
|
811 |
#if ENABLE_MON |
812 |
// Install "regs" command in cxmon |
813 |
mon_add_command("regs", dump_registers, "regs Dump PowerPC registers\n"); |
814 |
mon_add_command("log", dump_log, "log Dump PowerPC emulation log\n"); |
815 |
#endif |
816 |
|
817 |
#if EMUL_TIME_STATS |
818 |
emul_start_time = clock(); |
819 |
#endif |
820 |
} |
821 |
|
822 |
/* |
823 |
* Deinitialize emulation |
824 |
*/ |
825 |
|
826 |
void exit_emul_ppc(void) |
827 |
{ |
828 |
#if EMUL_TIME_STATS |
829 |
clock_t emul_end_time = clock(); |
830 |
|
831 |
printf("### Statistics for SheepShaver emulation parts\n"); |
832 |
const clock_t emul_time = emul_end_time - emul_start_time; |
833 |
printf("Total emulation time : %.1f sec\n", double(emul_time) / double(CLOCKS_PER_SEC)); |
834 |
printf("Total interrupt count: %d (%2.1f Hz)\n", interrupt_count, |
835 |
(double(interrupt_count) * CLOCKS_PER_SEC) / double(emul_time)); |
836 |
|
837 |
#define PRINT_STATS(LABEL, VAR_PREFIX) do { \ |
838 |
printf("Total " LABEL " count : %d\n", VAR_PREFIX##_count); \ |
839 |
printf("Total " LABEL " time : %.1f sec (%.1f%%)\n", \ |
840 |
double(VAR_PREFIX##_time) / double(CLOCKS_PER_SEC), \ |
841 |
100.0 * double(VAR_PREFIX##_time) / double(emul_time)); \ |
842 |
} while (0) |
843 |
|
844 |
PRINT_STATS("Execute68k[Trap] execution", exec68k); |
845 |
PRINT_STATS("NativeOp execution", native_exec); |
846 |
PRINT_STATS("MacOS routine execution", macos_exec); |
847 |
|
848 |
#undef PRINT_STATS |
849 |
printf("\n"); |
850 |
#endif |
851 |
|
852 |
delete main_cpu; |
853 |
#if MULTICORE_CPU |
854 |
delete interrupt_cpu; |
855 |
#endif |
856 |
} |
857 |
|
858 |
/* |
859 |
* Emulation loop |
860 |
*/ |
861 |
|
862 |
void emul_ppc(uint32 entry) |
863 |
{ |
864 |
current_cpu = main_cpu; |
865 |
#if 0 |
866 |
current_cpu->start_log(); |
867 |
#endif |
868 |
// start emulation loop and enable code translation or caching |
869 |
current_cpu->execute(entry); |
870 |
} |
871 |
|
872 |
/* |
873 |
* Handle PowerPC interrupt |
874 |
*/ |
875 |
|
876 |
#if ASYNC_IRQ |
877 |
void HandleInterrupt(void) |
878 |
{ |
879 |
main_cpu->handle_interrupt(); |
880 |
} |
881 |
#else |
882 |
void TriggerInterrupt(void) |
883 |
{ |
884 |
#if 0 |
885 |
WriteMacInt32(0x16a, ReadMacInt32(0x16a) + 1); |
886 |
#else |
887 |
// Trigger interrupt to main cpu only |
888 |
if (main_cpu) |
889 |
main_cpu->trigger_interrupt(); |
890 |
#endif |
891 |
} |
892 |
#endif |
893 |
|
894 |
void sheepshaver_cpu::handle_interrupt(void) |
895 |
{ |
896 |
// Do nothing if interrupts are disabled |
897 |
if (*(int32 *)XLM_IRQ_NEST > 0) |
898 |
return; |
899 |
|
900 |
// Do nothing if there is no interrupt pending |
901 |
if (InterruptFlags == 0) |
902 |
return; |
903 |
|
904 |
// Disable MacOS stack sniffer |
905 |
WriteMacInt32(0x110, 0); |
906 |
|
907 |
// Interrupt action depends on current run mode |
908 |
switch (ReadMacInt32(XLM_RUN_MODE)) { |
909 |
case MODE_68K: |
910 |
// 68k emulator active, trigger 68k interrupt level 1 |
911 |
assert(current_cpu == main_cpu); |
912 |
WriteMacInt16(tswap32(kernel_data->v[0x67c >> 2]), 1); |
913 |
set_cr(get_cr() | tswap32(kernel_data->v[0x674 >> 2])); |
914 |
break; |
915 |
|
916 |
#if INTERRUPTS_IN_NATIVE_MODE |
917 |
case MODE_NATIVE: |
918 |
// 68k emulator inactive, in nanokernel? |
919 |
assert(current_cpu == main_cpu); |
920 |
if (gpr(1) != KernelDataAddr) { |
921 |
// Prepare for 68k interrupt level 1 |
922 |
WriteMacInt16(tswap32(kernel_data->v[0x67c >> 2]), 1); |
923 |
WriteMacInt32(tswap32(kernel_data->v[0x658 >> 2]) + 0xdc, |
924 |
ReadMacInt32(tswap32(kernel_data->v[0x658 >> 2]) + 0xdc) |
925 |
| tswap32(kernel_data->v[0x674 >> 2])); |
926 |
|
927 |
// Execute nanokernel interrupt routine (this will activate the 68k emulator) |
928 |
DisableInterrupt(); |
929 |
cpu_push(interrupt_cpu); |
930 |
if (ROMType == ROMTYPE_NEWWORLD) |
931 |
current_cpu->interrupt(ROM_BASE + 0x312b1c); |
932 |
else |
933 |
current_cpu->interrupt(ROM_BASE + 0x312a3c); |
934 |
cpu_pop(); |
935 |
} |
936 |
break; |
937 |
#endif |
938 |
|
939 |
#if INTERRUPTS_IN_EMUL_OP_MODE |
940 |
case MODE_EMUL_OP: |
941 |
// 68k emulator active, within EMUL_OP routine, execute 68k interrupt routine directly when interrupt level is 0 |
942 |
if ((ReadMacInt32(XLM_68K_R25) & 7) == 0) { |
943 |
#if 1 |
944 |
// Execute full 68k interrupt routine |
945 |
M68kRegisters r; |
946 |
uint32 old_r25 = ReadMacInt32(XLM_68K_R25); // Save interrupt level |
947 |
WriteMacInt32(XLM_68K_R25, 0x21); // Execute with interrupt level 1 |
948 |
static const uint8 proc[] = { |
949 |
0x3f, 0x3c, 0x00, 0x00, // move.w #$0000,-(sp) (fake format word) |
950 |
0x48, 0x7a, 0x00, 0x0a, // pea @1(pc) (return address) |
951 |
0x40, 0xe7, // move sr,-(sp) (saved SR) |
952 |
0x20, 0x78, 0x00, 0x064, // move.l $64,a0 |
953 |
0x4e, 0xd0, // jmp (a0) |
954 |
M68K_RTS >> 8, M68K_RTS & 0xff // @1 |
955 |
}; |
956 |
Execute68k((uint32)proc, &r); |
957 |
WriteMacInt32(XLM_68K_R25, old_r25); // Restore interrupt level |
958 |
#else |
959 |
// Only update cursor |
960 |
if (HasMacStarted()) { |
961 |
if (InterruptFlags & INTFLAG_VIA) { |
962 |
ClearInterruptFlag(INTFLAG_VIA); |
963 |
ADBInterrupt(); |
964 |
ExecuteNative(NATIVE_VIDEO_VBL); |
965 |
} |
966 |
} |
967 |
#endif |
968 |
} |
969 |
break; |
970 |
#endif |
971 |
} |
972 |
} |
973 |
|
974 |
static void get_resource(void); |
975 |
static void get_1_resource(void); |
976 |
static void get_ind_resource(void); |
977 |
static void get_1_ind_resource(void); |
978 |
static void r_get_resource(void); |
979 |
|
980 |
#define GPR(REG) current_cpu->gpr(REG) |
981 |
|
982 |
static void NativeOp(int selector) |
983 |
{ |
984 |
#if EMUL_TIME_STATS |
985 |
native_exec_count++; |
986 |
const clock_t native_exec_start = clock(); |
987 |
#endif |
988 |
|
989 |
switch (selector) { |
990 |
case NATIVE_PATCH_NAME_REGISTRY: |
991 |
DoPatchNameRegistry(); |
992 |
break; |
993 |
case NATIVE_VIDEO_INSTALL_ACCEL: |
994 |
VideoInstallAccel(); |
995 |
break; |
996 |
case NATIVE_VIDEO_VBL: |
997 |
VideoVBL(); |
998 |
break; |
999 |
case NATIVE_VIDEO_DO_DRIVER_IO: |
1000 |
GPR(3) = (int32)(int16)VideoDoDriverIO((void *)GPR(3), (void *)GPR(4), |
1001 |
(void *)GPR(5), GPR(6), GPR(7)); |
1002 |
break; |
1003 |
#ifdef WORDS_BIGENDIAN |
1004 |
case NATIVE_ETHER_IRQ: |
1005 |
EtherIRQ(); |
1006 |
break; |
1007 |
case NATIVE_ETHER_INIT: |
1008 |
GPR(3) = InitStreamModule((void *)GPR(3)); |
1009 |
break; |
1010 |
case NATIVE_ETHER_TERM: |
1011 |
TerminateStreamModule(); |
1012 |
break; |
1013 |
case NATIVE_ETHER_OPEN: |
1014 |
GPR(3) = ether_open((queue_t *)GPR(3), (void *)GPR(4), GPR(5), GPR(6), (void*)GPR(7)); |
1015 |
break; |
1016 |
case NATIVE_ETHER_CLOSE: |
1017 |
GPR(3) = ether_close((queue_t *)GPR(3), GPR(4), (void *)GPR(5)); |
1018 |
break; |
1019 |
case NATIVE_ETHER_WPUT: |
1020 |
GPR(3) = ether_wput((queue_t *)GPR(3), (mblk_t *)GPR(4)); |
1021 |
break; |
1022 |
case NATIVE_ETHER_RSRV: |
1023 |
GPR(3) = ether_rsrv((queue_t *)GPR(3)); |
1024 |
break; |
1025 |
#else |
1026 |
case NATIVE_ETHER_INIT: |
1027 |
// FIXME: needs more complicated thunks |
1028 |
GPR(3) = false; |
1029 |
break; |
1030 |
#endif |
1031 |
case NATIVE_SYNC_HOOK: |
1032 |
GPR(3) = NQD_sync_hook(GPR(3)); |
1033 |
break; |
1034 |
case NATIVE_BITBLT_HOOK: |
1035 |
GPR(3) = NQD_bitblt_hook(GPR(3)); |
1036 |
break; |
1037 |
case NATIVE_BITBLT: |
1038 |
NQD_bitblt(GPR(3)); |
1039 |
break; |
1040 |
case NATIVE_FILLRECT_HOOK: |
1041 |
GPR(3) = NQD_fillrect_hook(GPR(3)); |
1042 |
break; |
1043 |
case NATIVE_INVRECT: |
1044 |
NQD_invrect(GPR(3)); |
1045 |
break; |
1046 |
case NATIVE_FILLRECT: |
1047 |
NQD_fillrect(GPR(3)); |
1048 |
break; |
1049 |
case NATIVE_SERIAL_NOTHING: |
1050 |
case NATIVE_SERIAL_OPEN: |
1051 |
case NATIVE_SERIAL_PRIME_IN: |
1052 |
case NATIVE_SERIAL_PRIME_OUT: |
1053 |
case NATIVE_SERIAL_CONTROL: |
1054 |
case NATIVE_SERIAL_STATUS: |
1055 |
case NATIVE_SERIAL_CLOSE: { |
1056 |
typedef int16 (*SerialCallback)(uint32, uint32); |
1057 |
static const SerialCallback serial_callbacks[] = { |
1058 |
SerialNothing, |
1059 |
SerialOpen, |
1060 |
SerialPrimeIn, |
1061 |
SerialPrimeOut, |
1062 |
SerialControl, |
1063 |
SerialStatus, |
1064 |
SerialClose |
1065 |
}; |
1066 |
GPR(3) = serial_callbacks[selector - NATIVE_SERIAL_NOTHING](GPR(3), GPR(4)); |
1067 |
break; |
1068 |
} |
1069 |
case NATIVE_GET_RESOURCE: |
1070 |
case NATIVE_GET_1_RESOURCE: |
1071 |
case NATIVE_GET_IND_RESOURCE: |
1072 |
case NATIVE_GET_1_IND_RESOURCE: |
1073 |
case NATIVE_R_GET_RESOURCE: { |
1074 |
typedef void (*GetResourceCallback)(void); |
1075 |
static const GetResourceCallback get_resource_callbacks[] = { |
1076 |
get_resource, |
1077 |
get_1_resource, |
1078 |
get_ind_resource, |
1079 |
get_1_ind_resource, |
1080 |
r_get_resource |
1081 |
}; |
1082 |
get_resource_callbacks[selector - NATIVE_GET_RESOURCE](); |
1083 |
break; |
1084 |
} |
1085 |
case NATIVE_DISABLE_INTERRUPT: |
1086 |
DisableInterrupt(); |
1087 |
break; |
1088 |
case NATIVE_ENABLE_INTERRUPT: |
1089 |
EnableInterrupt(); |
1090 |
break; |
1091 |
case NATIVE_MAKE_EXECUTABLE: |
1092 |
MakeExecutable(0, (void *)GPR(4), GPR(5)); |
1093 |
break; |
1094 |
case NATIVE_CHECK_LOAD_INVOC: |
1095 |
check_load_invoc(GPR(3), GPR(4), GPR(5)); |
1096 |
break; |
1097 |
default: |
1098 |
printf("FATAL: NATIVE_OP called with bogus selector %d\n", selector); |
1099 |
QuitEmulator(); |
1100 |
break; |
1101 |
} |
1102 |
|
1103 |
#if EMUL_TIME_STATS |
1104 |
native_exec_time += (clock() - native_exec_start); |
1105 |
#endif |
1106 |
} |
1107 |
|
1108 |
/* |
1109 |
* Execute 68k subroutine (must be ended with EXEC_RETURN) |
1110 |
* This must only be called by the emul_thread when in EMUL_OP mode |
1111 |
* r->a[7] is unused, the routine runs on the caller's stack |
1112 |
*/ |
1113 |
|
1114 |
void Execute68k(uint32 pc, M68kRegisters *r) |
1115 |
{ |
1116 |
current_cpu->execute_68k(pc, r); |
1117 |
} |
1118 |
|
1119 |
/* |
1120 |
* Execute 68k A-Trap from EMUL_OP routine |
1121 |
* r->a[7] is unused, the routine runs on the caller's stack |
1122 |
*/ |
1123 |
|
1124 |
void Execute68kTrap(uint16 trap, M68kRegisters *r) |
1125 |
{ |
1126 |
SheepVar proc_var(4); |
1127 |
uint32 proc = proc_var.addr(); |
1128 |
WriteMacInt16(proc, trap); |
1129 |
WriteMacInt16(proc + 2, M68K_RTS); |
1130 |
Execute68k(proc, r); |
1131 |
} |
1132 |
|
1133 |
/* |
1134 |
* Call MacOS PPC code |
1135 |
*/ |
1136 |
|
1137 |
uint32 call_macos(uint32 tvect) |
1138 |
{ |
1139 |
return current_cpu->execute_macos_code(tvect, 0, NULL); |
1140 |
} |
1141 |
|
1142 |
uint32 call_macos1(uint32 tvect, uint32 arg1) |
1143 |
{ |
1144 |
const uint32 args[] = { arg1 }; |
1145 |
return current_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args); |
1146 |
} |
1147 |
|
1148 |
uint32 call_macos2(uint32 tvect, uint32 arg1, uint32 arg2) |
1149 |
{ |
1150 |
const uint32 args[] = { arg1, arg2 }; |
1151 |
return current_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args); |
1152 |
} |
1153 |
|
1154 |
uint32 call_macos3(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3) |
1155 |
{ |
1156 |
const uint32 args[] = { arg1, arg2, arg3 }; |
1157 |
return current_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args); |
1158 |
} |
1159 |
|
1160 |
uint32 call_macos4(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, uint32 arg4) |
1161 |
{ |
1162 |
const uint32 args[] = { arg1, arg2, arg3, arg4 }; |
1163 |
return current_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args); |
1164 |
} |
1165 |
|
1166 |
uint32 call_macos5(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, uint32 arg4, uint32 arg5) |
1167 |
{ |
1168 |
const uint32 args[] = { arg1, arg2, arg3, arg4, arg5 }; |
1169 |
return current_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args); |
1170 |
} |
1171 |
|
1172 |
uint32 call_macos6(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, uint32 arg4, uint32 arg5, uint32 arg6) |
1173 |
{ |
1174 |
const uint32 args[] = { arg1, arg2, arg3, arg4, arg5, arg6 }; |
1175 |
return current_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args); |
1176 |
} |
1177 |
|
1178 |
uint32 call_macos7(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, uint32 arg4, uint32 arg5, uint32 arg6, uint32 arg7) |
1179 |
{ |
1180 |
const uint32 args[] = { arg1, arg2, arg3, arg4, arg5, arg6, arg7 }; |
1181 |
return current_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args); |
1182 |
} |
1183 |
|
1184 |
/* |
1185 |
* Resource Manager thunks |
1186 |
*/ |
1187 |
|
1188 |
void get_resource(void) |
1189 |
{ |
1190 |
current_cpu->get_resource(ReadMacInt32(XLM_GET_RESOURCE)); |
1191 |
} |
1192 |
|
1193 |
void get_1_resource(void) |
1194 |
{ |
1195 |
current_cpu->get_resource(ReadMacInt32(XLM_GET_1_RESOURCE)); |
1196 |
} |
1197 |
|
1198 |
void get_ind_resource(void) |
1199 |
{ |
1200 |
current_cpu->get_resource(ReadMacInt32(XLM_GET_IND_RESOURCE)); |
1201 |
} |
1202 |
|
1203 |
void get_1_ind_resource(void) |
1204 |
{ |
1205 |
current_cpu->get_resource(ReadMacInt32(XLM_GET_1_IND_RESOURCE)); |
1206 |
} |
1207 |
|
1208 |
void r_get_resource(void) |
1209 |
{ |
1210 |
current_cpu->get_resource(ReadMacInt32(XLM_R_GET_RESOURCE)); |
1211 |
} |