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-rw-r--r--emulator/qtools/q2dm.cpp275
1 files changed, 0 insertions, 275 deletions
diff --git a/emulator/qtools/q2dm.cpp b/emulator/qtools/q2dm.cpp
deleted file mode 100644
index 7f987dc..0000000
--- a/emulator/qtools/q2dm.cpp
+++ /dev/null
@@ -1,275 +0,0 @@
-// Copyright 2006 The Android Open Source Project
-
-#include <stdio.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <inttypes.h>
-#include <assert.h>
-#include "trace_reader.h"
-#include "bitvector.h"
-#include "parse_options.h"
-#include "dmtrace.h"
-#include "armdis.h"
-
-struct symbol {
- uint32_t id;
-};
-
-typedef TraceReader<symbol> TraceReaderType;
-
-#include "parse_options-inl.h"
-#include "callstack.h"
-
-DmTrace *dmtrace;
-
-class MyFrame : public StackFrame<symbol_type> {
- public:
- void push(int stackLevel, uint64_t time, CallStackBase *base);
- void pop(int stackLevel, uint64_t time, CallStackBase *base);
-};
-
-typedef CallStack<MyFrame> CallStackType;
-
-static const int kNumStackFrames = 500;
-static const int kMaxThreads = (32 * 1024);
-uint64_t thread_time[kMaxThreads];
-
-class FunctionStack {
- public:
- FunctionStack() {
- top = 0;
- }
- void push(symbol_type *sym) {
- if (top >= kNumStackFrames)
- return;
- frames[top] = sym;
- top += 1;
- }
-
- symbol_type* pop() {
- if (top <= 0) {
- return NULL;
- }
- top -= 1;
- return frames[top];
- }
-
- void showStack() {
- fprintf(stderr, "top %d\n", top);
- for (int ii = 0; ii < top; ii++) {
- fprintf(stderr, " %d: %s\n", ii, frames[ii]->name);
- }
- }
-
- private:
- int top;
- symbol_type *frames[kNumStackFrames];
-};
-
-FunctionStack *dmtrace_stack[kMaxThreads];
-
-void MyFrame::push(int stackLevel, uint64_t time, CallStackBase *base)
-{
- int pid = base->getId();
- CallStackType *stack = (CallStackType *) base;
-
-#if 0
- fprintf(stderr, "native push t %llu p %d s %d fid %d 0x%x %s\n",
- stack->getGlobalTime(time), pid, stackLevel,
- function->id, function->addr, function->name);
-#endif
-
- FunctionStack *fstack = dmtrace_stack[pid];
- if (fstack == NULL) {
- fstack = new FunctionStack();
- dmtrace_stack[pid] = fstack;
- }
-
- fstack->push(function);
- thread_time[pid] = time;
- dmtrace->addFunctionEntry(function->id, time, pid);
-}
-
-void MyFrame::pop(int stackLevel, uint64_t time, CallStackBase *base)
-{
- int pid = base->getId();
- CallStackType *stack = (CallStackType *) base;
-
-#if 0
- fprintf(stderr, "native pop t %llu p %d s %d fid %d 0x%x %s\n",
- stack->getGlobalTime(time), pid, stackLevel,
- function->id, function->addr, function->name);
-#endif
-
- FunctionStack *fstack = dmtrace_stack[pid];
- if (fstack == NULL) {
- fstack = new FunctionStack();
- dmtrace_stack[pid] = fstack;
- }
-
- symbol_type *sym = fstack->pop();
- if (sym != NULL && sym != function) {
- fprintf(stderr, "Error: q2dm function mismatch at time %llu pid %d sym %s\n",
- stack->getGlobalTime(time), pid, sym->name);
- fstack->showStack();
- exit(1);
- }
-
- thread_time[pid] = time;
- dmtrace->addFunctionExit(function->id, time, pid);
-}
-
-uint32_t nextFunctionId = 4;
-CallStackType *stacks[kMaxThreads];
-
-void Usage(const char *program)
-{
- fprintf(stderr, "Usage: %s [options] trace_name elf_file dmtrace_name\n",
- program);
- OptionsUsage();
-}
-
-int main(int argc, char **argv)
-{
- bool useKernelStack = true;
-
- ParseOptions(argc, argv);
- if (argc - optind != 3) {
- Usage(argv[0]);
- exit(1);
- }
-
- char *qemu_trace_file = argv[optind++];
- char *elf_file = argv[optind++];
- char *dmtrace_file = argv[optind++];
- TraceReaderType *trace = new TraceReaderType;
- trace->Open(qemu_trace_file);
- trace->SetDemangle(demangle);
- trace->ReadKernelSymbols(elf_file);
- trace->SetRoot(root);
- TraceHeader *qheader = trace->GetHeader();
- uint64_t startTime = qheader->start_sec;
- startTime = (startTime << 32) | qheader->start_usec;
- int kernelPid = qheader->first_unused_pid;
-
- dmtrace = new DmTrace;
- dmtrace->open(dmtrace_file, startTime);
-
- bool inKernel = false;
- CallStackType *kernelStack = NULL;
- if (useKernelStack) {
- // Create a fake kernel thread stack where we will put all the kernel
- // code.
- kernelStack = new CallStackType(kernelPid, kNumStackFrames, trace);
- dmtrace->addThread(kernelPid, "(kernel)");
- }
-
- CallStackType *prevStack = NULL;
- BBEvent event;
- while (1) {
- BBEvent ignored;
- symbol_type *function;
-
- if (GetNextValidEvent(trace, &event, &ignored, &function))
- break;
- if (event.bb_num == 0)
- break;
-#if 0
- fprintf(stderr, "event t %llu p %d %s\n",
- event.time, event.pid, function->name);
-#endif
-
- CallStackType *pStack;
- if (useKernelStack) {
- uint32_t flags = function->region->flags;
- uint32_t region_mask = region_type::kIsKernelRegion
- | region_type::kIsUserMappedRegion;
- if ((flags & region_mask) == region_type::kIsKernelRegion) {
- // Use the kernel stack
- pStack = kernelStack;
- inKernel = true;
- } else {
- // If we were just in the kernel then pop off all of the
- // stack frames for the kernel thread.
- if (inKernel == true) {
- inKernel = false;
- kernelStack->popAll(event.time);
- }
-
- // Get the stack for the current thread
- pStack = stacks[event.pid];
- }
- } else {
- // Get the stack for the current thread
- pStack = stacks[event.pid];
- }
-
- // If the stack does not exist, then allocate a new one.
- if (pStack == NULL) {
- pStack = new CallStackType(event.pid, kNumStackFrames, trace);
- stacks[event.pid] = pStack;
- char *name = trace->GetProcessName(event.pid);
- dmtrace->addThread(event.pid, name);
- }
-
- if (prevStack != pStack) {
- pStack->threadStart(event.time);
- if (prevStack)
- prevStack->threadStop(event.time);
- }
- prevStack = pStack;
-
- // If we have never seen this function before, then add it to the
- // list of known functions.
- if (function->id == 0) {
- function->id = nextFunctionId;
- nextFunctionId += 4;
- uint32_t flags = function->region->flags;
- const char *name = function->name;
- if (flags & region_type::kIsKernelRegion) {
- // To distinguish kernel function names from user library
- // names, add a marker to the name.
- int len = strlen(name) + strlen(" [kernel]") + 1;
- char *kernelName = new char[len];
- strcpy(kernelName, name);
- strcat(kernelName, " [kernel]");
- name = kernelName;
- }
- dmtrace->parseAndAddFunction(function->id, name);
- }
-
- // Update the stack
- pStack->updateStack(&event, function);
- }
-
- if (prevStack == NULL) {
- fprintf(stderr, "Error: no events in trace.\n");
- exit(1);
- }
- prevStack->threadStop(event.time);
- for (int ii = 0; ii < kMaxThreads; ++ii) {
- if (stacks[ii]) {
- stacks[ii]->threadStart(event.time);
- stacks[ii]->popAll(event.time);
- }
- }
- if (useKernelStack) {
- kernelStack->popAll(event.time);
- }
-
- // Read the pid events to find the names of the processes
- while (1) {
- PidEvent pid_event;
- if (trace->ReadPidEvent(&pid_event))
- break;
- if (pid_event.rec_type == kPidName) {
- dmtrace->updateName(pid_event.pid, pid_event.path);
- }
- }
-
-
- dmtrace->close();
- delete dmtrace;
- delete trace;
- return 0;
-}
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