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8136421: JEP 243: Java-Level JVM Compiler Interface

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Reviewed-by: ihse, alanb, roland, coleenp, iveresov, kvn, kbarrett
This commit is contained in:
Christian Thalinger 2015-10-08 12:49:30 -10:00
parent f5b4bb46f5
commit 16526e000e
505 changed files with 50394 additions and 915 deletions
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33
hotspot/src/share/vm/code/nmethod.hpp
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@ -126,6 +126,12 @@ class nmethod : public CodeBlob {
int _entry_bci; // != InvocationEntryBci if this nmethod is an on-stack replacement method
jmethodID _jmethod_id; // Cache of method()->jmethod_id()
#if INCLUDE_JVMCI
// Needed to keep nmethods alive that are not the default nmethod for the associated Method.
oop _jvmci_installed_code;
oop _speculation_log;
#endif
// To support simple linked-list chaining of nmethods:
nmethod* _osr_link; // from InstanceKlass::osr_nmethods_head
@ -273,7 +279,12 @@ class nmethod : public CodeBlob {
ExceptionHandlerTable* handler_table,
ImplicitExceptionTable* nul_chk_table,
AbstractCompiler* compiler,
int comp_level);
int comp_level
#if INCLUDE_JVMCI
, Handle installed_code,
Handle speculation_log
#endif
);
// helper methods
void* operator new(size_t size, int nmethod_size, int comp_level) throw();
@ -309,7 +320,12 @@ class nmethod : public CodeBlob {
ExceptionHandlerTable* handler_table,
ImplicitExceptionTable* nul_chk_table,
AbstractCompiler* compiler,
int comp_level);
int comp_level
#if INCLUDE_JVMCI
, Handle installed_code = Handle(),
Handle speculation_log = Handle()
#endif
);
static nmethod* new_native_nmethod(methodHandle method,
int compile_id,
@ -332,6 +348,7 @@ class nmethod : public CodeBlob {
bool is_osr_method() const { return _entry_bci != InvocationEntryBci; }
bool is_compiled_by_c1() const;
bool is_compiled_by_jvmci() const;
bool is_compiled_by_c2() const;
bool is_compiled_by_shark() const;
@ -582,6 +599,14 @@ public:
// Evolution support. We make old (discarded) compiled methods point to new Method*s.
void set_method(Method* method) { _method = method; }
#if INCLUDE_JVMCI
oop jvmci_installed_code() { return _jvmci_installed_code ; }
char* jvmci_installed_code_name(char* buf, size_t buflen);
void set_jvmci_installed_code(oop installed_code) { _jvmci_installed_code = installed_code; }
oop speculation_log() { return _speculation_log ; }
void set_speculation_log(oop speculation_log) { _speculation_log = speculation_log; }
#endif
// GC support
void do_unloading(BoolObjectClosure* is_alive, bool unloading_occurred);
// The parallel versions are used by G1.
@ -639,7 +664,7 @@ public:
// Deopt
// Return true is the PC is one would expect if the frame is being deopted.
bool is_deopt_pc (address pc) { return is_deopt_entry(pc) || is_deopt_mh_entry(pc); }
bool is_deopt_entry (address pc) { return pc == deopt_handler_begin(); }
bool is_deopt_entry (address pc);
bool is_deopt_mh_entry(address pc) { return pc == deopt_mh_handler_begin(); }
// Accessor/mutator for the original pc of a frame before a frame was deopted.
address get_original_pc(const frame* fr) { return *orig_pc_addr(fr); }
@ -690,7 +715,7 @@ public:
// Prints a comment for one native instruction (reloc info, pc desc)
void print_code_comment_on(outputStream* st, int column, address begin, address end);
static void print_statistics() PRODUCT_RETURN;
static void print_statistics() PRODUCT_RETURN;
// Compiler task identification. Note that all OSR methods
// are numbered in an independent sequence if CICountOSR is true,