blob: 20dde20a7043bcfe81a0f646ccb30b83fbb80d2d [file] [log] [blame]
// Copyright 2017 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <cstdio>
#include <memory>
#include <string>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#include "src/lib/intel_pt_decode/decoder.h"
#pragma GCC diagnostic pop
#include "src/lib/fxl/macros.h"
namespace intel_processor_trace {
class RawPrinter {
struct Config {
// If "" then output goes to stdout.
std::string output_file_name;
static std::unique_ptr<RawPrinter> Create(DecoderState* decoder, const Config& config);
// Raw-print the trace(s).
// Returns the number of instructions processed.
// This number is approximate in that errors for individual instructions
// still count towards to the total.
uint64_t PrintFiles();
enum class Space { kUnknown, kKernel, kUser };
struct PrintState {
uint64_t total_insncnt = 0;
uint64_t current_ts = 0;
// The current position in the PT file, as reported by pt_insn_get_offset.
uint64_t current_pos;
// The space when current_symtab/current_function were last set.
Space current_space = Space::kUnknown;
// These are nullptr if unknown.
const SymbolTable* current_symtab = nullptr;
const Symbol* current_function = nullptr;
// cr3 value when current_symtab/current_function were last set.
uint64_t current_cr3 = pt_asid_no_cr3;
// The current pc value.
uint64_t current_pc = 0;
// The current core bus ratio as recorded in the trace (0 = unknown).
uint32_t current_core_bus_ratio = 0;
RawPrinter(FILE* output, DecoderState* decoder, const Config& config);
void Printf(const char* format, ...);
RawPrinter::Space GetSpace(uint64_t cr3, const SymbolTable* symtab);
void PrintInsn(const pt_insn* insn, PrintState* ps);
int ProcessNextInsn(struct pt_insn_decoder* pt_decoder, PrintState* ps);
uint64_t PrintOneFile(const PtFile& pt_file);
FILE* out_file_;
DecoderState* state_;
Config config_;
} // namespace intel_processor_trace