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8153123: Streamline StackWalker code

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Reviewed-by: coleenp, dfuchs, mchung, redestad
This commit is contained in:
Brent Christian 2016-04-08 12:26:29 -07:00
parent 87d68625af
commit 2d2abce433
9 changed files with 91 additions and 262 deletions
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22
hotspot/src/share/vm/classfile/javaClasses.hpp
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@ -1364,25 +1364,16 @@ class Backtrace: AllStatic {
// 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)
macro(java_lang_StackFrameInfo, version, 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
@ -1390,19 +1381,12 @@ public:
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();
static void to_stack_trace_element(Handle stackFrame, Handle stack_trace_element, TRAPS);
// Debugging
friend class JavaClasses;
};