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8169389: Use a bitmap to control StackTraceElement::toString format and save footprint

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Reviewed-by: dfuchs, mchung
This commit is contained in:
Brent Christian 2016-12-13 12:36:13 -08:00
parent 0870c6c734
commit 95b2647798
2 changed files with 6 additions and 6 deletions
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8
hotspot/src/share/vm/classfile/javaClasses.cpp
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@ -3643,7 +3643,7 @@ int java_lang_StackTraceElement::moduleName_offset;
int java_lang_StackTraceElement::moduleVersion_offset; int java_lang_StackTraceElement::moduleVersion_offset;
int java_lang_StackTraceElement::classLoaderName_offset; int java_lang_StackTraceElement::classLoaderName_offset;
int java_lang_StackTraceElement::declaringClass_offset; int java_lang_StackTraceElement::declaringClass_offset;
int java_lang_StackTraceElement::classOrLoaderModuleClassName_offset; int java_lang_StackTraceElement::declaringClassObject_offset;
int java_lang_StackFrameInfo::_declaringClass_offset; int java_lang_StackFrameInfo::_declaringClass_offset;
int java_lang_StackFrameInfo::_memberName_offset; int java_lang_StackFrameInfo::_memberName_offset;
int java_lang_StackFrameInfo::_bci_offset; int java_lang_StackFrameInfo::_bci_offset;
@ -3693,7 +3693,7 @@ void java_lang_StackTraceElement::set_classLoaderName(oop element, oop value) {
} }
void java_lang_StackTraceElement::set_declaringClassObject(oop element, oop value) { void java_lang_StackTraceElement::set_declaringClassObject(oop element, oop value) {
element->obj_field_put(classOrLoaderModuleClassName_offset, value); element->obj_field_put(declaringClassObject_offset, value);
} }
// Support for java_lang_StackFrameInfo // Support for java_lang_StackFrameInfo
@ -3811,7 +3811,7 @@ void JavaClasses::compute_hard_coded_offsets() {
java_lang_System::static_security_offset = java_lang_System::hc_static_security_offset * x; java_lang_System::static_security_offset = java_lang_System::hc_static_security_offset * x;
// java_lang_StackTraceElement // java_lang_StackTraceElement
java_lang_StackTraceElement::classOrLoaderModuleClassName_offset= java_lang_StackTraceElement::hc_classOrLoaderModuleClassName_offset* x + header; java_lang_StackTraceElement::declaringClassObject_offset = java_lang_StackTraceElement::hc_declaringClassObject_offset * x + header;
java_lang_StackTraceElement::classLoaderName_offset = java_lang_StackTraceElement::hc_classLoaderName_offset * x + header; java_lang_StackTraceElement::classLoaderName_offset = java_lang_StackTraceElement::hc_classLoaderName_offset * x + header;
java_lang_StackTraceElement::moduleName_offset = java_lang_StackTraceElement::hc_moduleName_offset * x + header; java_lang_StackTraceElement::moduleName_offset = java_lang_StackTraceElement::hc_moduleName_offset * x + header;
java_lang_StackTraceElement::moduleVersion_offset = java_lang_StackTraceElement::hc_moduleVersion_offset * x + header; java_lang_StackTraceElement::moduleVersion_offset = java_lang_StackTraceElement::hc_moduleVersion_offset * x + header;
@ -4014,7 +4014,7 @@ void JavaClasses::check_offsets() {
// java.lang.StackTraceElement // java.lang.StackTraceElement
CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, classOrLoaderModuleClassName, "Ljava/lang/Object;"); CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, declaringClassObject, "Ljava/lang/Class;");
CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, classLoaderName, "Ljava/lang/String;"); CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, classLoaderName, "Ljava/lang/String;");
CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, moduleName, "Ljava/lang/String;"); CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, moduleName, "Ljava/lang/String;");
CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, moduleVersion, "Ljava/lang/String;"); CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, moduleVersion, "Ljava/lang/String;");

4
hotspot/src/share/vm/classfile/javaClasses.hpp
View file

@ -1293,7 +1293,7 @@ class java_lang_System : AllStatic {
class java_lang_StackTraceElement: AllStatic { class java_lang_StackTraceElement: AllStatic {
private: private:
enum { enum {
hc_classOrLoaderModuleClassName_offset = 0, hc_declaringClassObject_offset = 0,
hc_classLoaderName_offset = 1, hc_classLoaderName_offset = 1,
hc_moduleName_offset = 2, hc_moduleName_offset = 2,
hc_moduleVersion_offset = 3, hc_moduleVersion_offset = 3,
@ -1303,7 +1303,7 @@ class java_lang_StackTraceElement: AllStatic {
hc_lineNumber_offset = 7 hc_lineNumber_offset = 7
}; };
static int classOrLoaderModuleClassName_offset; static int declaringClassObject_offset;
static int classLoaderName_offset; static int classLoaderName_offset;
static int moduleName_offset; static int moduleName_offset;
static int moduleVersion_offset; static int moduleVersion_offset;