106 lines
3.2 KiB
C++
106 lines
3.2 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2013 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#include <xenia/cpu/global_exports.h>
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#include <xenia/cpu/sdb.h>
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#include <xenia/cpu/ppc/instr.h>
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#include <xenia/cpu/ppc/state.h>
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#include <xenia/kernel/export.h>
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using namespace xe;
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using namespace xe::cpu;
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using namespace xe::cpu::sdb;
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using namespace xe::kernel;
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namespace {
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void XeTrap(xe_ppc_state_t* state, uint32_t cia) {
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XELOGE("TRAP");
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XEASSERTALWAYS();
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}
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void XeIndirectBranch(xe_ppc_state_t* state, uint64_t target, uint64_t br_ia) {
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XELOGCPU("INDIRECT BRANCH %.8X -> %.8X",
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(uint32_t)br_ia, (uint32_t)target);
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XEASSERTALWAYS();
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}
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void XeInvalidInstruction(xe_ppc_state_t* state, uint32_t cia, uint32_t data) {
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ppc::InstrData i;
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i.address = cia;
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i.code = data;
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i.type = ppc::GetInstrType(i.code);
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if (!i.type) {
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XELOGCPU("INVALID INSTRUCTION %.8X: %.8X ???",
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i.address, i.code);
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} else if (i.type->disassemble) {
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ppc::InstrDisasm d;
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i.type->disassemble(i, d);
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std::string disasm;
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d.Dump(disasm);
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XELOGCPU("INVALID INSTRUCTION %.8X: %.8X %s",
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i.address, i.code, disasm.c_str());
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} else {
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XELOGCPU("INVALID INSTRUCTION %.8X: %.8X %s",
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i.address, i.code, i.type->name);
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}
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}
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void XeAccessViolation(xe_ppc_state_t* state, uint32_t cia, uint64_t ea) {
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XELOGE("INVALID ACCESS %.8X: tried to touch %.8X",
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cia, (uint32_t)ea);
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XEASSERTALWAYS();
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}
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void XeTraceKernelCall(xe_ppc_state_t* state, uint64_t cia, uint64_t call_ia,
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KernelExport* kernel_export) {
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XELOGCPU("TRACE: %.8X -> k.%.8X (%s)",
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(uint32_t)call_ia - 4, (uint32_t)cia,
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kernel_export ? kernel_export->name : "unknown");
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}
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void XeTraceUserCall(xe_ppc_state_t* state, uint64_t cia, uint64_t call_ia,
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FunctionSymbol* fn) {
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XELOGCPU("TRACE: %.8X -> u.%.8X (%s)",
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(uint32_t)call_ia - 4, (uint32_t)cia, fn->name());
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}
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void XeTraceInstruction(xe_ppc_state_t* state, uint32_t cia, uint32_t data) {
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ppc::InstrType* type = ppc::GetInstrType(data);
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XELOGCPU("TRACE: %.8X %.8X %s %s",
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cia, data,
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type && type->emit ? " " : "X",
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type ? type->name : "<unknown>");
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// if (cia == 0x82014468) {
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// printf("BREAKBREAKBREAK\n");
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// }
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// TODO(benvanik): better disassembly, printing of current register values/etc
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}
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}
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void xe::cpu::GetGlobalExports(GlobalExports* global_exports) {
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global_exports->XeTrap = XeTrap;
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global_exports->XeIndirectBranch = XeIndirectBranch;
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global_exports->XeInvalidInstruction = XeInvalidInstruction;
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global_exports->XeAccessViolation = XeAccessViolation;
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global_exports->XeTraceKernelCall = XeTraceKernelCall;
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global_exports->XeTraceUserCall = XeTraceUserCall;
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global_exports->XeTraceInstruction = XeTraceInstruction;
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}
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