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8220343: Move scavenge_root_nmethods from shared code

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Reviewed-by: kvn, eosterlund
This commit is contained in:
Stefan Karlsson 2019-03-14 09:15:51 +01:00
parent 3796014d86
commit 2370adc703
32 changed files with 521 additions and 399 deletions
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22
src/hotspot/share/code/nmethod.hpp
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@ -131,8 +131,6 @@ class nmethod : public CompiledMethod {
bool _oops_are_stale; // indicates that it's no longer safe to access oops section
#endif
jbyte _scavenge_root_state;
#if INCLUDE_RTM_OPT
// RTM state at compile time. Used during deoptimization to decide
// whether to restart collecting RTM locking abort statistic again.
@ -410,24 +408,6 @@ public:
void fix_oop_relocations(address begin, address end) { fix_oop_relocations(begin, end, false); }
void fix_oop_relocations() { fix_oop_relocations(NULL, NULL, false); }
// Scavengable oop support
bool on_scavenge_root_list() const { return (_scavenge_root_state & 1) != 0; }
protected:
enum { sl_on_list = 0x01, sl_marked = 0x10 };
void set_on_scavenge_root_list() { _scavenge_root_state = sl_on_list; }
void clear_on_scavenge_root_list() { _scavenge_root_state = 0; }
// assertion-checking and pruning logic uses the bits of _scavenge_root_state
#ifndef PRODUCT
void set_scavenge_root_marked() { _scavenge_root_state |= sl_marked; }
void clear_scavenge_root_marked() { _scavenge_root_state &= ~sl_marked; }
bool scavenge_root_not_marked() { return (_scavenge_root_state &~ sl_on_list) == 0; }
// N.B. there is no positive marked query, and we only use the not_marked query for asserts.
#endif //PRODUCT
nmethod* scavenge_root_link() const { return _scavenge_root_link; }
void set_scavenge_root_link(nmethod *n) { _scavenge_root_link = n; }
public:
// Sweeper support
long stack_traversal_mark() { return _stack_traversal_mark; }
void set_stack_traversal_mark(long l) { _stack_traversal_mark = l; }
@ -504,8 +484,6 @@ public:
public:
void oops_do(OopClosure* f) { oops_do(f, false); }
void oops_do(OopClosure* f, bool allow_zombie);
bool detect_scavenge_root_oops();
void verify_scavenge_root_oops() PRODUCT_RETURN;
bool test_set_oops_do_mark();
static void oops_do_marking_prologue();