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6995781: Native Memory Tracking (Phase 1)

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7151532: DCmd for hotspot native memory tracking

Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd

Reviewed-by: acorn, coleenp, fparain
This commit is contained in:
Zhengyu Gu 2012-06-28 17:03:16 -04:00
parent 8e42425c92
commit a39b17624a
315 changed files with 7245 additions and 1477 deletions
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8
hotspot/src/share/vm/utilities/xmlstream.cpp
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@ -43,7 +43,7 @@ void xmlStream::initialize(outputStream* out) {
#ifdef ASSERT
_element_depth = 0;
int init_len = 100;
char* init_buf = NEW_C_HEAP_ARRAY(char, init_len);
char* init_buf = NEW_C_HEAP_ARRAY(char, init_len, mtInternal);
_element_close_stack_low = init_buf;
_element_close_stack_high = init_buf + init_len;
_element_close_stack_ptr = init_buf + init_len - 1;
@ -58,7 +58,7 @@ void xmlStream::initialize(outputStream* out) {
#ifdef ASSERT
xmlStream::~xmlStream() {
FREE_C_HEAP_ARRAY(char, _element_close_stack_low);
FREE_C_HEAP_ARRAY(char, _element_close_stack_low, mtInternal);
}
#endif
@ -155,14 +155,14 @@ void xmlStream::see_tag(const char* tag, bool push) {
int old_len = _element_close_stack_high - old_ptr;
int new_len = old_len * 2;
if (new_len < 100) new_len = 100;
char* new_low = NEW_C_HEAP_ARRAY(char, new_len);
char* new_low = NEW_C_HEAP_ARRAY(char, new_len, mtInternal);
char* new_high = new_low + new_len;
char* new_ptr = new_high - old_len;
memcpy(new_ptr, old_ptr, old_len);
_element_close_stack_high = new_high;
_element_close_stack_low = new_low;
_element_close_stack_ptr = new_ptr;
FREE_C_HEAP_ARRAY(char, old_low);
FREE_C_HEAP_ARRAY(char, old_low, mtInternal);
push_ptr = new_ptr - (tag_len+1);
}
assert(push_ptr >= _element_close_stack_low, "in range");