447a4e4fd6
This now keeps track of the names of the methods on the stack instead of just the addresses. This makes it easier to debug when something goes wrong.
156 lines
4.4 KiB
C
156 lines
4.4 KiB
C
// Copyright 2006 The Android Open Source Project
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#ifndef PARSE_OPTIONS_INL_H
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#define PARSE_OPTIONS_INL_H
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// Define a typedef for TraceReaderType and include "parse_options.h"
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// before including this header file in a C++ source file.
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//
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// For example:
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//
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// struct symbol {
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// int elapsed;
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// };
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//
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// typedef TraceReader<symbol> TraceReaderType;
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typedef TraceReaderType::symbol_type symbol_type;
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typedef TraceReaderType::region_type region_type;
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typedef TraceReaderType::ProcessState ProcessState;
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symbol_type *kernel_sym;
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symbol_type *library_sym;
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// Returns true if the given event is included (or not excluded)
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// from the list of valid events specified by the user on the
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// command line.
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inline bool IsValidEvent(BBEvent *event, symbol_type *sym)
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{
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if (include_some_pids && pid_include_vector.GetBit(event->pid) == 0)
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return false;
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if (exclude_some_pids && pid_exclude_vector.GetBit(event->pid))
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return false;
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if (include_some_procedures) {
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if (sym == NULL || included_procedures.Find(sym->name) == 0)
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return false;
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}
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if (exclude_some_procedures) {
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if (sym == NULL || excluded_procedures.Find(sym->name))
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return false;
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}
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return true;
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}
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inline bool IsValidPid(int pid) {
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if (include_some_pids && pid_include_vector.GetBit(pid) == 0)
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return false;
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if (exclude_some_pids && pid_exclude_vector.GetBit(pid))
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return false;
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return true;
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}
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inline symbol_type *GetSymbol(TraceReaderType *trace, int pid, uint32_t addr,
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uint64_t time)
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{
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symbol_type *sym = trace->LookupFunction(pid, addr, time);
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if (lump_kernel && (sym->region->flags & region_type::kIsKernelRegion)) {
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if (kernel_sym == NULL) {
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kernel_sym = sym;
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sym->name = ":kernel";
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} else {
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sym = kernel_sym;
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}
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}
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if (lump_libraries && (sym->region->flags & region_type::kIsLibraryRegion)) {
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if (library_sym == NULL) {
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library_sym = sym;
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sym->name = ":libs";
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} else {
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sym = library_sym;
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}
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}
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return sym;
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}
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inline bool IsIncludedProcedure(symbol_type *sym)
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{
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if (include_kernel_syms && (sym->region->flags & region_type::kIsKernelRegion))
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return true;
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if (include_library_syms && (sym->region->flags & region_type::kIsLibraryRegion))
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return true;
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return included_procedures.Find(sym->name);
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}
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inline bool IsExcludedProcedure(symbol_type *sym)
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{
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if (exclude_kernel_syms && (sym->region->flags & region_type::kIsKernelRegion))
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return true;
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if (exclude_library_syms && (sym->region->flags & region_type::kIsLibraryRegion))
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return true;
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return excluded_procedures.Find(sym->name);
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}
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// Returns true on end-of-file.
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inline bool GetNextValidEvent(TraceReaderType *trace,
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BBEvent *event,
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BBEvent *first_ignored_event,
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symbol_type **sym_ptr)
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{
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symbol_type *sym = NULL;
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first_ignored_event->time = 0;
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if (trace->ReadBB(event))
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return true;
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bool recheck = true;
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while (recheck) {
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recheck = false;
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if (include_some_pids) {
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while (pid_include_vector.GetBit(event->pid) == 0) {
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if (first_ignored_event->time == 0)
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*first_ignored_event = *event;
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if (trace->ReadBB(event))
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return true;
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}
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} else if (exclude_some_pids) {
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while (pid_exclude_vector.GetBit(event->pid)) {
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if (first_ignored_event->time == 0)
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*first_ignored_event = *event;
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if (trace->ReadBB(event))
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return true;
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}
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}
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if (include_some_procedures) {
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sym = GetSymbol(trace, event->pid, event->bb_addr, event->time);
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while (!IsIncludedProcedure(sym)) {
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if (first_ignored_event->time == 0)
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*first_ignored_event = *event;
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if (trace->ReadBB(event))
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return true;
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recheck = true;
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sym = GetSymbol(trace, event->pid, event->bb_addr, event->time);
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}
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} else if (exclude_some_procedures) {
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sym = GetSymbol(trace, event->pid, event->bb_addr, event->time);
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while (IsExcludedProcedure(sym)) {
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if (first_ignored_event->time == 0)
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*first_ignored_event = *event;
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if (trace->ReadBB(event))
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return true;
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recheck = true;
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sym = GetSymbol(trace, event->pid, event->bb_addr, event->time);
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}
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}
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}
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if (sym == NULL)
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sym = GetSymbol(trace, event->pid, event->bb_addr, event->time);
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*sym_ptr = sym;
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return false;
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}
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#endif // PARSE_OPTIONS_INL_H
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