1238 lines
32 KiB
C++
1238 lines
32 KiB
C++
/*
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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) 1997-2008 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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#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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// 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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#include "timer.h"
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#include <stdio.h>
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#include <stdlib.h>
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#ifdef HAVE_MALLOC_H
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#include <malloc.h>
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#endif
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#ifdef USE_SDL_VIDEO
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#include <SDL_events.h>
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#endif
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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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#define DEBUG 0
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#include "debug.h"
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extern "C" {
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#include "dis-asm.h"
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}
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// Emulation time statistics
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#ifndef EMUL_TIME_STATS
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#define EMUL_TIME_STATS 0
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#endif
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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, ppc_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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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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const 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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// From main_*.cpp
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extern uintptr SignalStackBase();
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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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extern "C" void named_check_load_invoc(uint32 type, uint32 name, uint32 h);
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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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// Enable Execute68k() safety checks?
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#define SAFE_EXEC_68K 1
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// Save FP state in Execute68k()?
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#define SAVE_FP_EXEC_68K 1
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// Interrupts in EMUL_OP mode?
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#define INTERRUPTS_IN_EMUL_OP_MODE 1
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// Interrupts in native mode?
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#define INTERRUPTS_IN_NATIVE_MODE 1
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// Pointer to Kernel Data
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static KernelData * kernel_data;
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// SIGSEGV handler
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sigsegv_return_t sigsegv_handler(sigsegv_address_t, sigsegv_address_t);
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#if PPC_ENABLE_JIT && PPC_REENTRANT_JIT
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// Special trampolines for EmulOp and NativeOp
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static uint8 *emul_op_trampoline;
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static uint8 *native_op_trampoline;
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#endif
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/**
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* PowerPC emulator glue with special 'sheep' opcodes
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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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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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public:
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// Constructor
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sheepshaver_cpu();
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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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// Execute NATIVE_OP routine
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void execute_native_op(uint32 native_op);
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// Execute EMUL_OP routine
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void execute_emul_op(uint32 emul_op);
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// Execute 68k routine
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void execute_68k(uint32 entry, M68kRegisters *r);
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// Execute ppc routine
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void execute_ppc(uint32 entry);
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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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#if PPC_ENABLE_JIT
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// Compile one instruction
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virtual int compile1(codegen_context_t & cg_context);
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#endif
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// Resource manager thunk
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void get_resource(uint32 old_get_resource);
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// Handle MacOS interrupt
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void interrupt(uint32 entry);
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// Make sure the SIGSEGV handler can access CPU registers
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friend sigsegv_return_t sigsegv_handler(sigsegv_info_t *sip);
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};
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sheepshaver_cpu::sheepshaver_cpu()
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{
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init_decoder();
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#if PPC_ENABLE_JIT
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if (PrefsFindBool("jit"))
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enable_jit();
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#endif
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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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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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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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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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/* 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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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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// 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() & 0xff9fffff; // mask_operand::compute(11, 8)
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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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// 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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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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case 1: // EXEC_RETURN
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spcflags().set(SPCFLAG_CPU_EXEC_RETURN);
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break;
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case 2: // EXEC_NATIVE
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execute_native_op(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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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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// Compile one instruction
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#if PPC_ENABLE_JIT
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int sheepshaver_cpu::compile1(codegen_context_t & cg_context)
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{
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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 COMPILE_FAILURE;
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int status = COMPILE_FAILURE;
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powerpc_dyngen & dg = cg_context.codegen;
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uint32 opcode = cg_context.opcode;
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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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status = COMPILE_CODE_OK;
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break;
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case 1: // EXEC_RETURN
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dg.gen_spcflags_set(SPCFLAG_CPU_EXEC_RETURN);
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// Don't check for pending interrupts, we do know we have to
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// get out of this block ASAP
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dg.gen_exec_return();
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status = COMPILE_EPILOGUE_OK;
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break;
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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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#if !PPC_REENTRANT_JIT
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// Filter out functions that may invoke Execute68k() or
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// CallMacOS(), this would break reentrancy as they could
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// invalidate the translation cache and even overwrite
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// continuation code when we are done with them.
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case NATIVE_PATCH_NAME_REGISTRY:
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dg.gen_invoke(DoPatchNameRegistry);
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status = COMPILE_CODE_OK;
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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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status = COMPILE_CODE_OK;
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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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status = COMPILE_CODE_OK;
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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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status = COMPILE_CODE_OK;
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break;
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}
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#endif
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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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status = COMPILE_CODE_OK;
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break;
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case NATIVE_NAMED_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_load_T2_GPR(5);
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dg.gen_invoke_T0_T1_T2((void (*)(uint32, uint32, uint32))named_check_load_invoc);
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status = COMPILE_CODE_OK;
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break;
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case NATIVE_NQD_SYNC_HOOK:
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dg.gen_load_T0_GPR(3);
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dg.gen_invoke_T0_ret_T0((uint32 (*)(uint32))NQD_sync_hook);
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dg.gen_store_T0_GPR(3);
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status = COMPILE_CODE_OK;
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break;
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case NATIVE_NQD_BITBLT_HOOK:
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dg.gen_load_T0_GPR(3);
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dg.gen_invoke_T0_ret_T0((uint32 (*)(uint32))NQD_bitblt_hook);
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dg.gen_store_T0_GPR(3);
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status = COMPILE_CODE_OK;
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break;
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case NATIVE_NQD_FILLRECT_HOOK:
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dg.gen_load_T0_GPR(3);
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dg.gen_invoke_T0_ret_T0((uint32 (*)(uint32))NQD_fillrect_hook);
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dg.gen_store_T0_GPR(3);
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status = COMPILE_CODE_OK;
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break;
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case NATIVE_NQD_UNKNOWN_HOOK:
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dg.gen_load_T0_GPR(3);
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dg.gen_invoke_T0_ret_T0((uint32 (*)(uint32))NQD_unknown_hook);
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dg.gen_store_T0_GPR(3);
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status = COMPILE_CODE_OK;
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break;
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case NATIVE_NQD_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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status = COMPILE_CODE_OK;
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break;
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case NATIVE_NQD_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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status = COMPILE_CODE_OK;
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break;
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case NATIVE_NQD_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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status = COMPILE_CODE_OK;
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break;
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}
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// Could we fully translate this NativeOp?
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if (status == COMPILE_CODE_OK) {
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if (!FN_field::test(opcode))
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cg_context.done_compile = false;
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else {
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dg.gen_load_T0_LR_aligned();
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dg.gen_set_PC_T0();
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cg_context.done_compile = true;
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}
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break;
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}
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#if PPC_REENTRANT_JIT
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// Try to execute NativeOp trampoline
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if (!FN_field::test(opcode))
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dg.gen_set_PC_im(cg_context.pc + 4);
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else {
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dg.gen_load_T0_LR_aligned();
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dg.gen_set_PC_T0();
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}
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dg.gen_mov_32_T0_im(selector);
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dg.gen_jmp(native_op_trampoline);
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cg_context.done_compile = true;
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status = COMPILE_EPILOGUE_OK;
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break;
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#else
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// Invoke NativeOp handler
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if (!FN_field::test(opcode)) {
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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_native_op).ptr();
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dg.gen_invoke_CPU_im(func, selector);
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cg_context.done_compile = false;
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status = COMPILE_CODE_OK;
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}
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// Otherwise, let it generate a call to execute_sheep() which
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// will cause necessary updates to the program counter
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break;
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#endif
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}
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default: { // EMUL_OP
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uint32 emul_op = EMUL_OP_field::extract(opcode) - 3;
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#if PPC_REENTRANT_JIT
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// Try to execute EmulOp trampoline
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dg.gen_set_PC_im(cg_context.pc + 4);
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dg.gen_mov_32_T0_im(emul_op);
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dg.gen_jmp(emul_op_trampoline);
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cg_context.done_compile = true;
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status = COMPILE_EPILOGUE_OK;
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break;
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#else
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// Invoke EmulOp handler
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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();
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dg.gen_invoke_CPU_im(func, emul_op);
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cg_context.done_compile = false;
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status = COMPILE_CODE_OK;
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break;
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#endif
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}
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}
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return status;
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}
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#endif
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|
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// Handle MacOS interrupt
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void sheepshaver_cpu::interrupt(uint32 entry)
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{
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#if EMUL_TIME_STATS
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ppc_interrupt_count++;
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const clock_t interrupt_start = clock();
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#endif
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// Save program counters and branch registers
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uint32 saved_pc = pc();
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uint32 saved_lr = lr();
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uint32 saved_ctr= ctr();
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uint32 saved_sp = gpr(1);
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// Initialize stack pointer to SheepShaver alternate stack base
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gpr(1) = SignalStackBase() - 64;
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// Build trampoline to return from interrupt
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SheepVar32 trampoline = POWERPC_EXEC_RETURN;
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// Prepare registers for nanokernel interrupt routine
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kernel_data->v[0x004 >> 2] = htonl(gpr(1));
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kernel_data->v[0x018 >> 2] = htonl(gpr(6));
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|
|
gpr(6) = ntohl(kernel_data->v[0x65c >> 2]);
|
|
assert(gpr(6) != 0);
|
|
WriteMacInt32(gpr(6) + 0x13c, gpr(7));
|
|
WriteMacInt32(gpr(6) + 0x144, gpr(8));
|
|
WriteMacInt32(gpr(6) + 0x14c, gpr(9));
|
|
WriteMacInt32(gpr(6) + 0x154, gpr(10));
|
|
WriteMacInt32(gpr(6) + 0x15c, gpr(11));
|
|
WriteMacInt32(gpr(6) + 0x164, gpr(12));
|
|
WriteMacInt32(gpr(6) + 0x16c, gpr(13));
|
|
|
|
gpr(1) = KernelDataAddr;
|
|
gpr(7) = ntohl(kernel_data->v[0x660 >> 2]);
|
|
gpr(8) = 0;
|
|
gpr(10) = trampoline.addr();
|
|
gpr(12) = trampoline.addr();
|
|
gpr(13) = get_cr();
|
|
|
|
// rlwimi. r7,r7,8,0,0
|
|
uint32 result = op_ppc_rlwimi::apply(gpr(7), 8, 0x80000000, gpr(7));
|
|
record_cr0(result);
|
|
gpr(7) = result;
|
|
|
|
gpr(11) = 0xf072; // MSR (SRR1)
|
|
cr().set((gpr(11) & 0x0fff0000) | (get_cr() & ~0x0fff0000));
|
|
|
|
// Enter nanokernel
|
|
execute(entry);
|
|
|
|
// Restore program counters and branch registers
|
|
pc() = saved_pc;
|
|
lr() = saved_lr;
|
|
ctr()= saved_ctr;
|
|
gpr(1) = saved_sp;
|
|
|
|
#if EMUL_TIME_STATS
|
|
interrupt_time += (clock() - interrupt_start);
|
|
#endif
|
|
}
|
|
|
|
// Execute 68k routine
|
|
void sheepshaver_cpu::execute_68k(uint32 entry, M68kRegisters *r)
|
|
{
|
|
#if EMUL_TIME_STATS
|
|
exec68k_count++;
|
|
const clock_t exec68k_start = clock();
|
|
#endif
|
|
|
|
#if SAFE_EXEC_68K
|
|
if (ReadMacInt32(XLM_RUN_MODE) != MODE_EMUL_OP)
|
|
printf("FATAL: Execute68k() not called from EMUL_OP mode\n");
|
|
#endif
|
|
|
|
// Save program counters and branch registers
|
|
uint32 saved_pc = pc();
|
|
uint32 saved_lr = lr();
|
|
uint32 saved_ctr= ctr();
|
|
uint32 saved_cr = get_cr();
|
|
|
|
// Create MacOS stack frame
|
|
// FIXME: make sure MacOS doesn't expect PPC registers to live on top
|
|
uint32 sp = gpr(1);
|
|
gpr(1) -= 56;
|
|
WriteMacInt32(gpr(1), sp);
|
|
|
|
// Save PowerPC registers
|
|
uint32 saved_GPRs[19];
|
|
memcpy(&saved_GPRs[0], &gpr(13), sizeof(uint32)*(32-13));
|
|
#if SAVE_FP_EXEC_68K
|
|
double saved_FPRs[18];
|
|
memcpy(&saved_FPRs[0], &fpr(14), sizeof(double)*(32-14));
|
|
#endif
|
|
|
|
// Setup registers for 68k emulator
|
|
cr().set(CR_SO_field<2>::mask()); // Supervisor mode
|
|
for (int i = 0; i < 8; i++) // d[0]..d[7]
|
|
gpr(8 + i) = r->d[i];
|
|
for (int i = 0; i < 7; i++) // a[0]..a[6]
|
|
gpr(16 + i) = r->a[i];
|
|
gpr(23) = 0;
|
|
gpr(24) = entry;
|
|
gpr(25) = ReadMacInt32(XLM_68K_R25); // MSB of SR
|
|
gpr(26) = 0;
|
|
gpr(28) = 0; // VBR
|
|
gpr(29) = ntohl(kernel_data->ed.v[0x74 >> 2]); // Pointer to opcode table
|
|
gpr(30) = ntohl(kernel_data->ed.v[0x78 >> 2]); // Address of emulator
|
|
gpr(31) = KernelDataAddr + 0x1000;
|
|
|
|
// Push return address (points to EXEC_RETURN opcode) on stack
|
|
gpr(1) -= 4;
|
|
WriteMacInt32(gpr(1), XLM_EXEC_RETURN_OPCODE);
|
|
|
|
// Rentering 68k emulator
|
|
WriteMacInt32(XLM_RUN_MODE, MODE_68K);
|
|
|
|
// Set r0 to 0 for 68k emulator
|
|
gpr(0) = 0;
|
|
|
|
// Execute 68k opcode
|
|
uint32 opcode = ReadMacInt16(gpr(24));
|
|
gpr(27) = (int32)(int16)ReadMacInt16(gpr(24) += 2);
|
|
gpr(29) += opcode * 8;
|
|
execute(gpr(29));
|
|
|
|
// Save r25 (contains current 68k interrupt level)
|
|
WriteMacInt32(XLM_68K_R25, gpr(25));
|
|
|
|
// Reentering EMUL_OP mode
|
|
WriteMacInt32(XLM_RUN_MODE, MODE_EMUL_OP);
|
|
|
|
// Save 68k registers
|
|
for (int i = 0; i < 8; i++) // d[0]..d[7]
|
|
r->d[i] = gpr(8 + i);
|
|
for (int i = 0; i < 7; i++) // a[0]..a[6]
|
|
r->a[i] = gpr(16 + i);
|
|
|
|
// Restore PowerPC registers
|
|
memcpy(&gpr(13), &saved_GPRs[0], sizeof(uint32)*(32-13));
|
|
#if SAVE_FP_EXEC_68K
|
|
memcpy(&fpr(14), &saved_FPRs[0], sizeof(double)*(32-14));
|
|
#endif
|
|
|
|
// Cleanup stack
|
|
gpr(1) += 56;
|
|
|
|
// Restore program counters and branch registers
|
|
pc() = saved_pc;
|
|
lr() = saved_lr;
|
|
ctr()= saved_ctr;
|
|
set_cr(saved_cr);
|
|
|
|
#if EMUL_TIME_STATS
|
|
exec68k_time += (clock() - exec68k_start);
|
|
#endif
|
|
}
|
|
|
|
// Call MacOS PPC code
|
|
uint32 sheepshaver_cpu::execute_macos_code(uint32 tvect, int nargs, uint32 const *args)
|
|
{
|
|
#if EMUL_TIME_STATS
|
|
macos_exec_count++;
|
|
const clock_t macos_exec_start = clock();
|
|
#endif
|
|
|
|
// Save program counters and branch registers
|
|
uint32 saved_pc = pc();
|
|
uint32 saved_lr = lr();
|
|
uint32 saved_ctr= ctr();
|
|
|
|
// Build trampoline with EXEC_RETURN
|
|
SheepVar32 trampoline = POWERPC_EXEC_RETURN;
|
|
lr() = trampoline.addr();
|
|
|
|
gpr(1) -= 64; // Create stack frame
|
|
uint32 proc = ReadMacInt32(tvect); // Get routine address
|
|
uint32 toc = ReadMacInt32(tvect + 4); // Get TOC pointer
|
|
|
|
// Save PowerPC registers
|
|
uint32 regs[8];
|
|
regs[0] = gpr(2);
|
|
for (int i = 0; i < nargs; i++)
|
|
regs[i + 1] = gpr(i + 3);
|
|
|
|
// Prepare and call MacOS routine
|
|
gpr(2) = toc;
|
|
for (int i = 0; i < nargs; i++)
|
|
gpr(i + 3) = args[i];
|
|
execute(proc);
|
|
uint32 retval = gpr(3);
|
|
|
|
// Restore PowerPC registers
|
|
for (int i = 0; i <= nargs; i++)
|
|
gpr(i + 2) = regs[i];
|
|
|
|
// Cleanup stack
|
|
gpr(1) += 64;
|
|
|
|
// Restore program counters and branch registers
|
|
pc() = saved_pc;
|
|
lr() = saved_lr;
|
|
ctr()= saved_ctr;
|
|
|
|
#if EMUL_TIME_STATS
|
|
macos_exec_time += (clock() - macos_exec_start);
|
|
#endif
|
|
|
|
return retval;
|
|
}
|
|
|
|
// Execute ppc routine
|
|
inline void sheepshaver_cpu::execute_ppc(uint32 entry)
|
|
{
|
|
// Save branch registers
|
|
uint32 saved_lr = lr();
|
|
|
|
SheepVar32 trampoline = POWERPC_EXEC_RETURN;
|
|
WriteMacInt32(trampoline.addr(), POWERPC_EXEC_RETURN);
|
|
lr() = trampoline.addr();
|
|
|
|
execute(entry);
|
|
|
|
// Restore branch registers
|
|
lr() = saved_lr;
|
|
}
|
|
|
|
// Resource Manager thunk
|
|
inline void sheepshaver_cpu::get_resource(uint32 old_get_resource)
|
|
{
|
|
uint32 type = gpr(3);
|
|
int16 id = gpr(4);
|
|
|
|
// Create stack frame
|
|
gpr(1) -= 56;
|
|
|
|
// Call old routine
|
|
execute_ppc(old_get_resource);
|
|
|
|
// Call CheckLoad()
|
|
uint32 handle = gpr(3);
|
|
check_load_invoc(type, id, handle);
|
|
gpr(3) = handle;
|
|
|
|
// Cleanup stack
|
|
gpr(1) += 56;
|
|
}
|
|
|
|
|
|
/**
|
|
* SheepShaver CPU engine interface
|
|
**/
|
|
|
|
// PowerPC CPU emulator
|
|
static sheepshaver_cpu *ppc_cpu = NULL;
|
|
|
|
void FlushCodeCache(uintptr start, uintptr end)
|
|
{
|
|
D(bug("FlushCodeCache(%08x, %08x)\n", start, end));
|
|
ppc_cpu->invalidate_cache_range(start, end);
|
|
}
|
|
|
|
// Dump PPC registers
|
|
static void dump_registers(void)
|
|
{
|
|
ppc_cpu->dump_registers();
|
|
}
|
|
|
|
// Dump log
|
|
static void dump_log(void)
|
|
{
|
|
ppc_cpu->dump_log();
|
|
}
|
|
|
|
static int read_mem(bfd_vma memaddr, bfd_byte *myaddr, int length, struct disassemble_info *info)
|
|
{
|
|
Mac2Host_memcpy(myaddr, memaddr, length);
|
|
return 0;
|
|
}
|
|
|
|
static void dump_disassembly(const uint32 pc, const int prefix_count, const int suffix_count)
|
|
{
|
|
struct disassemble_info info;
|
|
INIT_DISASSEMBLE_INFO(info, stderr, fprintf);
|
|
info.read_memory_func = read_mem;
|
|
|
|
const int count = prefix_count + suffix_count + 1;
|
|
const uint32 base_addr = pc - prefix_count * 4;
|
|
for (int i = 0; i < count; i++) {
|
|
const bfd_vma addr = base_addr + i * 4;
|
|
fprintf(stderr, "%s0x%8llx: ", addr == pc ? " >" : " ", addr);
|
|
print_insn_ppc(addr, &info);
|
|
fprintf(stderr, "\n");
|
|
}
|
|
}
|
|
|
|
sigsegv_return_t sigsegv_handler(sigsegv_info_t *sip)
|
|
{
|
|
#if ENABLE_VOSF
|
|
// Handle screen fault
|
|
extern bool Screen_fault_handler(sigsegv_info_t *sip);
|
|
if (Screen_fault_handler(sip))
|
|
return SIGSEGV_RETURN_SUCCESS;
|
|
#endif
|
|
|
|
const uintptr addr = (uintptr)sigsegv_get_fault_address(sip);
|
|
#if HAVE_SIGSEGV_SKIP_INSTRUCTION
|
|
// Ignore writes to ROM
|
|
if ((addr - (uintptr)ROMBaseHost) < ROM_SIZE)
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
|
|
// Get program counter of target CPU
|
|
sheepshaver_cpu * const cpu = ppc_cpu;
|
|
const uint32 pc = cpu->pc();
|
|
|
|
// Fault in Mac ROM or RAM?
|
|
bool mac_fault = (pc >= ROMBase && pc < (ROMBase + ROM_AREA_SIZE)) || (pc >= RAMBase && pc < (RAMBase + RAMSize)) || (pc >= DR_CACHE_BASE && pc < (DR_CACHE_BASE + DR_CACHE_SIZE));
|
|
if (mac_fault) {
|
|
|
|
// "VM settings" during MacOS 8 installation
|
|
if (pc == ROMBase + 0x488160 && cpu->gpr(20) == 0xf8000000)
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
|
|
// MacOS 8.5 installation
|
|
else if (pc == ROMBase + 0x488140 && cpu->gpr(16) == 0xf8000000)
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
|
|
// MacOS 8 serial drivers on startup
|
|
else if (pc == ROMBase + 0x48e080 && (cpu->gpr(8) == 0xf3012002 || cpu->gpr(8) == 0xf3012000))
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
|
|
// MacOS 8.1 serial drivers on startup
|
|
else if (pc == ROMBase + 0x48c5e0 && (cpu->gpr(20) == 0xf3012002 || cpu->gpr(20) == 0xf3012000))
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
else if (pc == ROMBase + 0x4a10a0 && (cpu->gpr(20) == 0xf3012002 || cpu->gpr(20) == 0xf3012000))
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
|
|
// MacOS 8.6 serial drivers on startup (with DR Cache and OldWorld ROM)
|
|
else if ((pc - DR_CACHE_BASE) < DR_CACHE_SIZE && (cpu->gpr(16) == 0xf3012002 || cpu->gpr(16) == 0xf3012000))
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
else if ((pc - DR_CACHE_BASE) < DR_CACHE_SIZE && (cpu->gpr(20) == 0xf3012002 || cpu->gpr(20) == 0xf3012000))
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
|
|
// Ignore writes to the zero page
|
|
else if ((uint32)(addr - SheepMem::ZeroPage()) < (uint32)SheepMem::PageSize())
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
|
|
// Ignore all other faults, if requested
|
|
if (PrefsFindBool("ignoresegv"))
|
|
return SIGSEGV_RETURN_SKIP_INSTRUCTION;
|
|
}
|
|
#else
|
|
#error "FIXME: You don't have the capability to skip instruction within signal handlers"
|
|
#endif
|
|
|
|
fprintf(stderr, "SIGSEGV\n");
|
|
fprintf(stderr, " pc %p\n", sigsegv_get_fault_instruction_address(sip));
|
|
fprintf(stderr, " ea %p\n", sigsegv_get_fault_address(sip));
|
|
dump_registers();
|
|
dump_log();
|
|
dump_disassembly(pc, 8, 8);
|
|
|
|
enter_mon();
|
|
QuitEmulator();
|
|
|
|
return SIGSEGV_RETURN_FAILURE;
|
|
}
|
|
|
|
/*
|
|
* Initialize CPU emulation
|
|
*/
|
|
|
|
void init_emul_ppc(void)
|
|
{
|
|
// Get pointer to KernelData in host address space
|
|
kernel_data = (KernelData *)Mac2HostAddr(KERNEL_DATA_BASE);
|
|
|
|
// Initialize main CPU emulator
|
|
ppc_cpu = new sheepshaver_cpu();
|
|
ppc_cpu->set_register(powerpc_registers::GPR(3), any_register((uint32)ROMBase + 0x30d000));
|
|
ppc_cpu->set_register(powerpc_registers::GPR(4), any_register(KernelDataAddr + 0x1000));
|
|
WriteMacInt32(XLM_RUN_MODE, MODE_68K);
|
|
|
|
#if ENABLE_MON
|
|
// Install "regs" command in cxmon
|
|
mon_add_command("regs", dump_registers, "regs Dump PowerPC registers\n");
|
|
mon_add_command("log", dump_log, "log Dump PowerPC emulation log\n");
|
|
#endif
|
|
|
|
#if EMUL_TIME_STATS
|
|
emul_start_time = clock();
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Deinitialize emulation
|
|
*/
|
|
|
|
void exit_emul_ppc(void)
|
|
{
|
|
#if EMUL_TIME_STATS
|
|
clock_t emul_end_time = clock();
|
|
|
|
printf("### Statistics for SheepShaver emulation parts\n");
|
|
const clock_t emul_time = emul_end_time - emul_start_time;
|
|
printf("Total emulation time : %.1f sec\n", double(emul_time) / double(CLOCKS_PER_SEC));
|
|
printf("Total interrupt count: %d (%2.1f Hz)\n", interrupt_count,
|
|
(double(interrupt_count) * CLOCKS_PER_SEC) / double(emul_time));
|
|
printf("Total ppc interrupt count: %d (%2.1f %%)\n", ppc_interrupt_count,
|
|
(double(ppc_interrupt_count) * 100.0) / double(interrupt_count));
|
|
|
|
#define PRINT_STATS(LABEL, VAR_PREFIX) do { \
|
|
printf("Total " LABEL " count : %d\n", VAR_PREFIX##_count); \
|
|
printf("Total " LABEL " time : %.1f sec (%.1f%%)\n", \
|
|
double(VAR_PREFIX##_time) / double(CLOCKS_PER_SEC), \
|
|
100.0 * double(VAR_PREFIX##_time) / double(emul_time)); \
|
|
} while (0)
|
|
|
|
PRINT_STATS("Execute68k[Trap] execution", exec68k);
|
|
PRINT_STATS("NativeOp execution", native_exec);
|
|
PRINT_STATS("MacOS routine execution", macos_exec);
|
|
|
|
#undef PRINT_STATS
|
|
printf("\n");
|
|
#endif
|
|
|
|
delete ppc_cpu;
|
|
ppc_cpu = NULL;
|
|
}
|
|
|
|
#if PPC_ENABLE_JIT && PPC_REENTRANT_JIT
|
|
// Initialize EmulOp trampolines
|
|
void init_emul_op_trampolines(basic_dyngen & dg)
|
|
{
|
|
typedef void (*func_t)(dyngen_cpu_base, uint32);
|
|
func_t func;
|
|
|
|
// EmulOp
|
|
emul_op_trampoline = dg.gen_start();
|
|
func = (func_t)nv_mem_fun(&sheepshaver_cpu::execute_emul_op).ptr();
|
|
dg.gen_invoke_CPU_T0(func);
|
|
dg.gen_exec_return();
|
|
dg.gen_end();
|
|
|
|
// NativeOp
|
|
native_op_trampoline = dg.gen_start();
|
|
func = (func_t)nv_mem_fun(&sheepshaver_cpu::execute_native_op).ptr();
|
|
dg.gen_invoke_CPU_T0(func);
|
|
dg.gen_exec_return();
|
|
dg.gen_end();
|
|
|
|
D(bug("EmulOp trampoline: %p\n", emul_op_trampoline));
|
|
D(bug("NativeOp trampoline: %p\n", native_op_trampoline));
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Emulation loop
|
|
*/
|
|
|
|
void emul_ppc(uint32 entry)
|
|
{
|
|
#if 0
|
|
ppc_cpu->start_log();
|
|
#endif
|
|
// start emulation loop and enable code translation or caching
|
|
ppc_cpu->execute(entry);
|
|
}
|
|
|
|
/*
|
|
* Handle PowerPC interrupt
|
|
*/
|
|
|
|
void TriggerInterrupt(void)
|
|
{
|
|
idle_resume();
|
|
#if 0
|
|
WriteMacInt32(0x16a, ReadMacInt32(0x16a) + 1);
|
|
#else
|
|
// Trigger interrupt to main cpu only
|
|
if (ppc_cpu)
|
|
ppc_cpu->trigger_interrupt();
|
|
#endif
|
|
}
|
|
|
|
void HandleInterrupt(powerpc_registers *r)
|
|
{
|
|
#ifdef USE_SDL_VIDEO
|
|
// We must fill in the events queue in the same thread that did call SDL_SetVideoMode()
|
|
SDL_PumpEvents();
|
|
#endif
|
|
|
|
// Do nothing if interrupts are disabled
|
|
if (int32(ReadMacInt32(XLM_IRQ_NEST)) > 0)
|
|
return;
|
|
|
|
// Update interrupt count
|
|
#if EMUL_TIME_STATS
|
|
interrupt_count++;
|
|
#endif
|
|
|
|
// Interrupt action depends on current run mode
|
|
switch (ReadMacInt32(XLM_RUN_MODE)) {
|
|
case MODE_68K:
|
|
// 68k emulator active, trigger 68k interrupt level 1
|
|
WriteMacInt16(tswap32(kernel_data->v[0x67c >> 2]), 1);
|
|
r->cr.set(r->cr.get() | tswap32(kernel_data->v[0x674 >> 2]));
|
|
break;
|
|
|
|
#if INTERRUPTS_IN_NATIVE_MODE
|
|
case MODE_NATIVE:
|
|
// 68k emulator inactive, in nanokernel?
|
|
if (r->gpr[1] != KernelDataAddr) {
|
|
|
|
// Prepare for 68k interrupt level 1
|
|
WriteMacInt16(tswap32(kernel_data->v[0x67c >> 2]), 1);
|
|
WriteMacInt32(tswap32(kernel_data->v[0x658 >> 2]) + 0xdc,
|
|
ReadMacInt32(tswap32(kernel_data->v[0x658 >> 2]) + 0xdc)
|
|
| tswap32(kernel_data->v[0x674 >> 2]));
|
|
|
|
// Execute nanokernel interrupt routine (this will activate the 68k emulator)
|
|
DisableInterrupt();
|
|
if (ROMType == ROMTYPE_NEWWORLD)
|
|
ppc_cpu->interrupt(ROMBase + 0x312b1c);
|
|
else
|
|
ppc_cpu->interrupt(ROMBase + 0x312a3c);
|
|
}
|
|
break;
|
|
#endif
|
|
|
|
#if INTERRUPTS_IN_EMUL_OP_MODE
|
|
case MODE_EMUL_OP:
|
|
// 68k emulator active, within EMUL_OP routine, execute 68k interrupt routine directly when interrupt level is 0
|
|
if ((ReadMacInt32(XLM_68K_R25) & 7) == 0) {
|
|
#if EMUL_TIME_STATS
|
|
const clock_t interrupt_start = clock();
|
|
#endif
|
|
#if 1
|
|
// Execute full 68k interrupt routine
|
|
M68kRegisters r;
|
|
uint32 old_r25 = ReadMacInt32(XLM_68K_R25); // Save interrupt level
|
|
WriteMacInt32(XLM_68K_R25, 0x21); // Execute with interrupt level 1
|
|
static const uint8 proc_template[] = {
|
|
0x3f, 0x3c, 0x00, 0x00, // move.w #$0000,-(sp) (fake format word)
|
|
0x48, 0x7a, 0x00, 0x0a, // pea @1(pc) (return address)
|
|
0x40, 0xe7, // move sr,-(sp) (saved SR)
|
|
0x20, 0x78, 0x00, 0x064, // move.l $64,a0
|
|
0x4e, 0xd0, // jmp (a0)
|
|
M68K_RTS >> 8, M68K_RTS & 0xff // @1
|
|
};
|
|
BUILD_SHEEPSHAVER_PROCEDURE(proc);
|
|
Execute68k(proc, &r);
|
|
WriteMacInt32(XLM_68K_R25, old_r25); // Restore interrupt level
|
|
#else
|
|
// Only update cursor
|
|
if (HasMacStarted()) {
|
|
if (InterruptFlags & INTFLAG_VIA) {
|
|
ClearInterruptFlag(INTFLAG_VIA);
|
|
ADBInterrupt();
|
|
ExecuteNative(NATIVE_VIDEO_VBL);
|
|
}
|
|
}
|
|
#endif
|
|
#if EMUL_TIME_STATS
|
|
interrupt_time += (clock() - interrupt_start);
|
|
#endif
|
|
}
|
|
break;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
// Execute NATIVE_OP routine
|
|
void sheepshaver_cpu::execute_native_op(uint32 selector)
|
|
{
|
|
#if EMUL_TIME_STATS
|
|
native_exec_count++;
|
|
const clock_t native_exec_start = clock();
|
|
#endif
|
|
|
|
switch (selector) {
|
|
case NATIVE_PATCH_NAME_REGISTRY:
|
|
DoPatchNameRegistry();
|
|
break;
|
|
case NATIVE_VIDEO_INSTALL_ACCEL:
|
|
VideoInstallAccel();
|
|
break;
|
|
case NATIVE_VIDEO_VBL:
|
|
VideoVBL();
|
|
break;
|
|
case NATIVE_VIDEO_DO_DRIVER_IO:
|
|
gpr(3) = (int32)(int16)VideoDoDriverIO(gpr(3), gpr(4), gpr(5), gpr(6), gpr(7));
|
|
break;
|
|
case NATIVE_ETHER_AO_GET_HWADDR:
|
|
AO_get_ethernet_address(gpr(3));
|
|
break;
|
|
case NATIVE_ETHER_AO_ADD_MULTI:
|
|
AO_enable_multicast(gpr(3));
|
|
break;
|
|
case NATIVE_ETHER_AO_DEL_MULTI:
|
|
AO_disable_multicast(gpr(3));
|
|
break;
|
|
case NATIVE_ETHER_AO_SEND_PACKET:
|
|
AO_transmit_packet(gpr(3));
|
|
break;
|
|
case NATIVE_ETHER_IRQ:
|
|
EtherIRQ();
|
|
break;
|
|
case NATIVE_ETHER_INIT:
|
|
gpr(3) = InitStreamModule((void *)gpr(3));
|
|
break;
|
|
case NATIVE_ETHER_TERM:
|
|
TerminateStreamModule();
|
|
break;
|
|
case NATIVE_ETHER_OPEN:
|
|
gpr(3) = ether_open((queue_t *)gpr(3), (void *)gpr(4), gpr(5), gpr(6), (void*)gpr(7));
|
|
break;
|
|
case NATIVE_ETHER_CLOSE:
|
|
gpr(3) = ether_close((queue_t *)gpr(3), gpr(4), (void *)gpr(5));
|
|
break;
|
|
case NATIVE_ETHER_WPUT:
|
|
gpr(3) = ether_wput((queue_t *)gpr(3), (mblk_t *)gpr(4));
|
|
break;
|
|
case NATIVE_ETHER_RSRV:
|
|
gpr(3) = ether_rsrv((queue_t *)gpr(3));
|
|
break;
|
|
case NATIVE_NQD_SYNC_HOOK:
|
|
gpr(3) = NQD_sync_hook(gpr(3));
|
|
break;
|
|
case NATIVE_NQD_UNKNOWN_HOOK:
|
|
gpr(3) = NQD_unknown_hook(gpr(3));
|
|
break;
|
|
case NATIVE_NQD_BITBLT_HOOK:
|
|
gpr(3) = NQD_bitblt_hook(gpr(3));
|
|
break;
|
|
case NATIVE_NQD_BITBLT:
|
|
NQD_bitblt(gpr(3));
|
|
break;
|
|
case NATIVE_NQD_FILLRECT_HOOK:
|
|
gpr(3) = NQD_fillrect_hook(gpr(3));
|
|
break;
|
|
case NATIVE_NQD_INVRECT:
|
|
NQD_invrect(gpr(3));
|
|
break;
|
|
case NATIVE_NQD_FILLRECT:
|
|
NQD_fillrect(gpr(3));
|
|
break;
|
|
case NATIVE_SERIAL_NOTHING:
|
|
case NATIVE_SERIAL_OPEN:
|
|
case NATIVE_SERIAL_PRIME_IN:
|
|
case NATIVE_SERIAL_PRIME_OUT:
|
|
case NATIVE_SERIAL_CONTROL:
|
|
case NATIVE_SERIAL_STATUS:
|
|
case NATIVE_SERIAL_CLOSE: {
|
|
typedef int16 (*SerialCallback)(uint32, uint32);
|
|
static const SerialCallback serial_callbacks[] = {
|
|
SerialNothing,
|
|
SerialOpen,
|
|
SerialPrimeIn,
|
|
SerialPrimeOut,
|
|
SerialControl,
|
|
SerialStatus,
|
|
SerialClose
|
|
};
|
|
gpr(3) = serial_callbacks[selector - NATIVE_SERIAL_NOTHING](gpr(3), gpr(4));
|
|
break;
|
|
}
|
|
case NATIVE_GET_RESOURCE:
|
|
get_resource(ReadMacInt32(XLM_GET_RESOURCE));
|
|
break;
|
|
case NATIVE_GET_1_RESOURCE:
|
|
get_resource(ReadMacInt32(XLM_GET_1_RESOURCE));
|
|
break;
|
|
case NATIVE_GET_IND_RESOURCE:
|
|
get_resource(ReadMacInt32(XLM_GET_IND_RESOURCE));
|
|
break;
|
|
case NATIVE_GET_1_IND_RESOURCE:
|
|
get_resource(ReadMacInt32(XLM_GET_1_IND_RESOURCE));
|
|
break;
|
|
case NATIVE_R_GET_RESOURCE:
|
|
get_resource(ReadMacInt32(XLM_R_GET_RESOURCE));
|
|
break;
|
|
case NATIVE_MAKE_EXECUTABLE:
|
|
MakeExecutable(0, gpr(4), gpr(5));
|
|
break;
|
|
case NATIVE_CHECK_LOAD_INVOC:
|
|
check_load_invoc(gpr(3), gpr(4), gpr(5));
|
|
break;
|
|
case NATIVE_NAMED_CHECK_LOAD_INVOC:
|
|
named_check_load_invoc(gpr(3), gpr(4), gpr(5));
|
|
break;
|
|
default:
|
|
printf("FATAL: NATIVE_OP called with bogus selector %d\n", selector);
|
|
QuitEmulator();
|
|
break;
|
|
}
|
|
|
|
#if EMUL_TIME_STATS
|
|
native_exec_time += (clock() - native_exec_start);
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Execute 68k subroutine (must be ended with EXEC_RETURN)
|
|
* This must only be called by the emul_thread when in EMUL_OP mode
|
|
* r->a[7] is unused, the routine runs on the caller's stack
|
|
*/
|
|
|
|
void Execute68k(uint32 pc, M68kRegisters *r)
|
|
{
|
|
ppc_cpu->execute_68k(pc, r);
|
|
}
|
|
|
|
/*
|
|
* Execute 68k A-Trap from EMUL_OP routine
|
|
* r->a[7] is unused, the routine runs on the caller's stack
|
|
*/
|
|
|
|
void Execute68kTrap(uint16 trap, M68kRegisters *r)
|
|
{
|
|
SheepVar proc_var(4);
|
|
uint32 proc = proc_var.addr();
|
|
WriteMacInt16(proc, trap);
|
|
WriteMacInt16(proc + 2, M68K_RTS);
|
|
Execute68k(proc, r);
|
|
}
|
|
|
|
/*
|
|
* Call MacOS PPC code
|
|
*/
|
|
|
|
uint32 call_macos(uint32 tvect)
|
|
{
|
|
return ppc_cpu->execute_macos_code(tvect, 0, NULL);
|
|
}
|
|
|
|
uint32 call_macos1(uint32 tvect, uint32 arg1)
|
|
{
|
|
const uint32 args[] = { arg1 };
|
|
return ppc_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args);
|
|
}
|
|
|
|
uint32 call_macos2(uint32 tvect, uint32 arg1, uint32 arg2)
|
|
{
|
|
const uint32 args[] = { arg1, arg2 };
|
|
return ppc_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args);
|
|
}
|
|
|
|
uint32 call_macos3(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3)
|
|
{
|
|
const uint32 args[] = { arg1, arg2, arg3 };
|
|
return ppc_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args);
|
|
}
|
|
|
|
uint32 call_macos4(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, uint32 arg4)
|
|
{
|
|
const uint32 args[] = { arg1, arg2, arg3, arg4 };
|
|
return ppc_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args);
|
|
}
|
|
|
|
uint32 call_macos5(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, uint32 arg4, uint32 arg5)
|
|
{
|
|
const uint32 args[] = { arg1, arg2, arg3, arg4, arg5 };
|
|
return ppc_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args);
|
|
}
|
|
|
|
uint32 call_macos6(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, uint32 arg4, uint32 arg5, uint32 arg6)
|
|
{
|
|
const uint32 args[] = { arg1, arg2, arg3, arg4, arg5, arg6 };
|
|
return ppc_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args);
|
|
}
|
|
|
|
uint32 call_macos7(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, uint32 arg4, uint32 arg5, uint32 arg6, uint32 arg7)
|
|
{
|
|
const uint32 args[] = { arg1, arg2, arg3, arg4, arg5, arg6, arg7 };
|
|
return ppc_cpu->execute_macos_code(tvect, sizeof(args)/sizeof(args[0]), args);
|
|
}
|