ART: Add support for DexFile compiler filter function
Add support for getting a non-profile-guided version of a given
compiler filter.
Bug: 27921071
(cherry picked from commit fd97429f258acde6ee24a6f74c9050b2343e40cd)
Change-Id: I54735b61732e6a5c9dc62425d04bc740dd365083
diff --git a/runtime/native/dalvik_system_DexFile.cc b/runtime/native/dalvik_system_DexFile.cc
index 1e4b35f..0abe39d 100644
--- a/runtime/native/dalvik_system_DexFile.cc
+++ b/runtime/native/dalvik_system_DexFile.cc
@@ -456,6 +456,31 @@
return CompilerFilter::DependsOnProfile(filter) ? JNI_TRUE : JNI_FALSE;
}
+static jstring DexFile_getNonProfileGuidedCompilerFilter(JNIEnv* env,
+ jclass javeDexFileClass ATTRIBUTE_UNUSED,
+ jstring javaCompilerFilter) {
+ ScopedUtfChars compiler_filter(env, javaCompilerFilter);
+ if (env->ExceptionCheck()) {
+ return nullptr;
+ }
+
+ CompilerFilter::Filter filter;
+ if (!CompilerFilter::ParseCompilerFilter(compiler_filter.c_str(), &filter)) {
+ return javaCompilerFilter;
+ }
+
+ CompilerFilter::Filter new_filter = CompilerFilter::GetNonProfileDependentFilterFrom(filter);
+
+ // Filter stayed the same, return input.
+ if (filter == new_filter) {
+ return javaCompilerFilter;
+ }
+
+ // Create a new string object and return.
+ std::string new_filter_str = CompilerFilter::NameOfFilter(new_filter);
+ return env->NewStringUTF(new_filter_str.c_str());
+}
+
static JNINativeMethod gMethods[] = {
NATIVE_METHOD(DexFile, closeDexFile, "(Ljava/lang/Object;)Z"),
NATIVE_METHOD(DexFile,
@@ -478,6 +503,9 @@
")Ljava/lang/Object;"),
NATIVE_METHOD(DexFile, isValidCompilerFilter, "(Ljava/lang/String;)Z"),
NATIVE_METHOD(DexFile, isProfileGuidedCompilerFilter, "(Ljava/lang/String;)Z"),
+ NATIVE_METHOD(DexFile,
+ getNonProfileGuidedCompilerFilter,
+ "(Ljava/lang/String;)Ljava/lang/String;"),
};
void register_dalvik_system_DexFile(JNIEnv* env) {