From 52d5354a399b4581222d0f02f2677927b48985f7 Mon Sep 17 00:00:00 2001 From: Fabio Rinaldi Date: Mon, 10 Feb 2020 17:28:06 +0000 Subject: Dump instruction set features in .cfg This commit adds a compilation block at the beginning of the .cfg dumped by the optimizing compiler when --dump-cfg is enabled. The compilation block appears in the following form: begin_compilation name "isa_features:feature1,-feature2" method "isa_features:feature1,-feature2" date 1580721972 end_compilation This compilation block dump is passed to checker script (see https://android-review.googlesource.com/c/platform/art/+/1290997) for checking if a certain instruction set feature was used at compile time. Author: Fabio Rinaldi Committer: Artem Serov Bug: 147876827 Test: ./art/tools/checker/run_unit_tests.py Test: test.py --target --optimizing Change-Id: If4309af4bab892f715aad1d3bd338f8ee11e497c --- compiler/optimizing/graph_visualizer.cc | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'compiler/optimizing/graph_visualizer.cc') diff --git a/compiler/optimizing/graph_visualizer.cc b/compiler/optimizing/graph_visualizer.cc index 23b93fc373..922a6f6700 100644 --- a/compiler/optimizing/graph_visualizer.cc +++ b/compiler/optimizing/graph_visualizer.cc @@ -21,6 +21,7 @@ #include #include +#include "android-base/stringprintf.h" #include "art_method.h" #include "base/intrusive_forward_list.h" #include "bounds_check_elimination.h" @@ -42,6 +43,8 @@ namespace art { +using android::base::StringPrintf; + static bool HasWhitespace(const char* str) { DCHECK(str != nullptr); while (str[0] != 0) { @@ -903,6 +906,19 @@ void HGraphVisualizer::PrintHeader(const char* method_name) const { printer.Flush(); } +std::string HGraphVisualizer::InsertMetaDataAsCompilationBlock(const std::string& meta_data) { + std::string time_str = std::to_string(time(nullptr)); + std::string quoted_meta_data = "\"" + meta_data + "\""; + return StringPrintf("begin_compilation\n" + " name %s\n" + " method %s\n" + " date %s\n" + "end_compilation\n", + quoted_meta_data.c_str(), + quoted_meta_data.c_str(), + time_str.c_str()); +} + void HGraphVisualizer::DumpGraph(const char* pass_name, bool is_after_pass, bool graph_in_bad_state) const { -- cgit v1.2.3