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Adding tracing methods.

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This commit is contained in:
Ben Vanik
2013-01-24 00:10:24 -08:00
parent 385a4ee23b
commit 47481fecf7
8 changed files with 107 additions and 14 deletions
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49
src/cpu/exec_module.cc
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@@ -30,6 +30,8 @@
#include <xenia/cpu/codegen/module_generator.h>
#include <xenia/cpu/sdb.h>
#include <xenia/cpu/ppc/instr.h>
#include <xenia/cpu/ppc/state.h>
#include "cpu/cpu-private.h"
#include "cpu/xethunk/xethunk.h"
@@ -200,6 +202,26 @@ XECLEANUP:
return result_code;
}
void XeTraceKernelCall(xe_ppc_state_t* state, uint32_t cia, uint32_t call_ia) {
// TODO(benvanik): get names
XELOGCPU("TRACE: %.8X -> k.%.8X", call_ia, cia);
}
void XeTraceUserCall(xe_ppc_state_t* state, uint32_t cia, uint32_t call_ia) {
// TODO(benvanik): get names
XELOGCPU("TRACE: %.8X -> u.%.8X", call_ia, cia);
}
void XeTraceInstruction(xe_ppc_state_t* state, uint32_t cia, uint32_t data) {
ppc::InstrType* type = ppc::GetInstrType(data);
XELOGCPU("TRACE: %.8X %.8X %s %s",
cia, data,
type && type->emit ? " " : "X",
type ? type->name : "<unknown>");
// TODO(benvanik): better disassembly, printing of current register values/etc
}
int ExecModule::InjectGlobals() {
LLVMContext& context = *context_.get();
const DataLayout* dl = engine_->getDataLayout();
@@ -222,6 +244,33 @@ int ExecModule::InjectGlobals() {
ConstantInt::get(intPtrTy, (uintptr_t)xe_memory_addr(memory_, 0)),
int8PtrTy));
// Tracing methods:
std::vector<Type*> traceCallArgs;
traceCallArgs.push_back(int8PtrTy);
traceCallArgs.push_back(Type::getInt32Ty(context));
traceCallArgs.push_back(Type::getInt32Ty(context));
FunctionType* traceCallTy = FunctionType::get(
Type::getVoidTy(context), traceCallArgs, false);
std::vector<Type*> traceInstructionArgs;
traceInstructionArgs.push_back(int8PtrTy);
traceInstructionArgs.push_back(Type::getInt32Ty(context));
traceInstructionArgs.push_back(Type::getInt32Ty(context));
FunctionType* traceInstructionTy = FunctionType::get(
Type::getVoidTy(context), traceInstructionArgs, false);
gv = new GlobalVariable(*gen_module_, traceCallTy, true,
GlobalValue::ExternalLinkage, 0,
"XeTraceKernelCall");
engine_->addGlobalMapping(gv, (void*)&XeTraceKernelCall);
gv = new GlobalVariable(*gen_module_, traceCallTy, true,
GlobalValue::ExternalLinkage, 0,
"XeTraceUserCall");
engine_->addGlobalMapping(gv, (void*)&XeTraceUserCall);
gv = new GlobalVariable(*gen_module_, traceInstructionTy, true,
GlobalValue::ExternalLinkage, 0,
"XeTraceInstruction");
engine_->addGlobalMapping(gv, (void*)&XeTraceInstruction);
return 0;
}