jdk9-rt-stackwalk Udiff hotspot/src/share/vm/classfile/javaClasses.hpp (original) (raw)

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@@ -1357,10 +1357,89 @@ // Debugging friend class JavaClasses; };

+class BackTrace: AllStatic {

• public:

• // Helper backtrace functions to store bci|version together.

• static int merge_bci_and_version(int bci, int version);

• static int merge_mid_and_cpref(int mid, int cpref);

• static int bci_at(unsigned int merged);

• static int version_at(unsigned int merged);

• static int mid_at(unsigned int merged);

• static int cpref_at(unsigned int merged);

• static int get_line_number(const methodHandle& method, int bci);

• static Symbol* get_source_file_name(InstanceKlass* holder, int version);

• // Debugging

• friend class JavaClasses; +};

• +// Interface to java.lang.StackFrameInfo objects

• +#define STACKFRAMEINFO_INJECTED_FIELDS(macro) \

• macro(java_lang_StackFrameInfo, mid, short_signature, false) \

• macro(java_lang_StackFrameInfo, version, short_signature, false) \

• macro(java_lang_StackFrameInfo, cpref, short_signature, false)

• +class java_lang_StackFrameInfo: AllStatic { +private:

• static int _declaringClass_offset;

• static int _memberName_offset;

• static int _bci_offset;

• static int _methodName_offset;

• static int _fileName_offset;

• static int _lineNumber_offset;

• static int _mid_offset;

• static int _version_offset;

• static int _cpref_offset;

• static Method* get_method(Handle stackFrame, InstanceKlass* holder, TRAPS);

• static Symbol* get_file_name(Handle stackFrame, InstanceKlass* holder);

• +public:

• // Setters

• static void set_declaringClass(oop info, oop value);

• static void set_method_and_bci(Handle stackFrame, const methodHandle& method, int bci);

• static void set_bci(oop info, int value);

• // set method info in an instance of StackFrameInfo

• static void fill_methodInfo(Handle info, TRAPS);

• static void set_methodName(oop info, oop value);

• static void set_fileName(oop info, oop value);

• static void set_lineNumber(oop info, int value);

• // these injected fields are only used if -XX:-MemberNameInStackFrame set

• static void set_mid(oop info, short value);

• static void set_version(oop info, short value);

• static void set_cpref(oop info, short value);

• static void compute_offsets();

• // Debugging

• friend class JavaClasses; +};

• +class java_lang_LiveStackFrameInfo: AllStatic {

• private:

• static int _monitors_offset;

• static int _locals_offset;

• static int _operands_offset;

• public:

• static void set_monitors(oop info, oop value);

• static void set_locals(oop info, oop value);

• static void set_operands(oop info, oop value);

• static void compute_offsets();

• // Debugging

• friend class JavaClasses; +};

• // Interface to java.lang.AssertionStatusDirectives objects

  class java_lang_AssertionStatusDirectives: AllStatic { private: enum {

@@ -1440,11 +1519,13 @@

#define ALL_INJECTED_FIELDS(macro)
CLASS_INJECTED_FIELDS(macro)
CLASSLOADER_INJECTED_FIELDS(macro)
MEMBERNAME_INJECTED_FIELDS(macro) \

• CALLSITECONTEXT_INJECTED_FIELDS(macro)

• CALLSITECONTEXT_INJECTED_FIELDS(macro) \
• STACKFRAMEINFO_INJECTED_FIELDS(macro)

// Interface to hard-coded offset checking

class JavaClasses : AllStatic { private:

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