commit cdcfde74ccd72c60dc9456013e32d8b00fefdee6
author David Sehr <sehr@google.com> Mon Sep 26 07:44:04 2016 -0700
committer David Sehr <sehr@google.com> Tue Oct 04 10:47:24 2016 -0700
tree 1c29e986405c23285771a31250c5f26857f41046
parent 82d4838d6bb3480cd25327cedc5179fb2d86881c

Option to gnuplot dex layout

Display the portions of the dex file that are accessed by the classes in
the dex file.  Optionally limit the display to only those classes that
are present in a runtime profile.

Bug: 29921113
Change-Id: I2a998fba448fec6c23941d3b4358531b1336e1b3
Test: dexlayout test

dexlayout/dexlayout.cc

diff --git a/dexlayout/dexlayout.cc b/dexlayout/dexlayout.cc
index 6f34a33..e614137 100644
--- a/dexlayout/dexlayout.cc
+++ b/dexlayout/dexlayout.cc
@@ -34,6 +34,8 @@
 #include "dex_ir_builder.h"
 #include "dex_file-inl.h"
 #include "dex_instruction-inl.h"
+#include "dex_visualize.h"
+#include "jit/offline_profiling_info.h"
 #include "os.h"
 #include "utils.h"
 
@@ -50,6 +52,11 @@
 FILE* out_file_ = stdout;
 
 /*
+ * Profile information file.
+ */
+ProfileCompilationInfo* profile_info_ = nullptr;
+
+/*
  * Flags for use with createAccessFlagStr().
  */
 enum AccessFor {
@@ -1587,13 +1594,18 @@
 /*
  * Dumps the requested sections of the file.
  */
-static void ProcessDexFile(const char* file_name, const DexFile* dex_file) {
+static void ProcessDexFile(const char* file_name, const DexFile* dex_file, size_t dex_file_index) {
   if (options_.verbose_) {
     fprintf(out_file_, "Opened '%s', DEX version '%.3s'\n",
             file_name, dex_file->GetHeader().magic_ + 4);
   }
   std::unique_ptr<dex_ir::Header> header(dex_ir::DexIrBuilder(*dex_file));
 
+  if (options_.visualize_pattern_) {
+    VisualizeDexLayout(header.get(), dex_file, dex_file_index);
+    return;
+  }
+
   // Headers.
   if (options_.show_file_headers_) {
     DumpFileHeader(header.get());
@@ -1658,7 +1670,7 @@
     fprintf(out_file_, "Checksum verified\n");
   } else {
     for (size_t i = 0; i < dex_files.size(); i++) {
-      ProcessDexFile(file_name, dex_files[i].get());
+      ProcessDexFile(file_name, dex_files[i].get(), i);
     }
   }
   return 0;