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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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22
hotspot/src/share/vm/code/codeBlob.hpp
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@ -120,6 +120,7 @@ class CodeBlob VALUE_OBJ_CLASS_SPEC {
virtual bool is_compiled_by_c2() const { return false; }
virtual bool is_compiled_by_c1() const { return false; }
virtual bool is_compiled_by_jvmci() const { return false; }
// Casting
nmethod* as_nmethod_or_null() { return is_nmethod() ? (nmethod*) this : NULL; }
@ -380,6 +381,12 @@ class DeoptimizationBlob: public SingletonBlob {
int _unpack_with_exception_in_tls;
#if INCLUDE_JVMCI
// Offsets when JVMCI calls uncommon_trap.
int _uncommon_trap_offset;
int _implicit_exception_uncommon_trap_offset;
#endif
// Creation support
DeoptimizationBlob(
CodeBuffer* cb,
@ -429,6 +436,21 @@ class DeoptimizationBlob: public SingletonBlob {
assert(code_contains(code_begin() + _unpack_with_exception_in_tls), "must be PC inside codeblob");
}
address unpack_with_exception_in_tls() const { return code_begin() + _unpack_with_exception_in_tls; }
#if INCLUDE_JVMCI
// Offsets when JVMCI calls uncommon_trap.
void set_uncommon_trap_offset(int offset) {
_uncommon_trap_offset = offset;
assert(contains(code_begin() + _uncommon_trap_offset), "must be PC inside codeblob");
}
address uncommon_trap() const { return code_begin() + _uncommon_trap_offset; }
void set_implicit_exception_uncommon_trap_offset(int offset) {
_implicit_exception_uncommon_trap_offset = offset;
assert(contains(code_begin() + _implicit_exception_uncommon_trap_offset), "must be PC inside codeblob");
}
address implicit_exception_uncommon_trap() const { return code_begin() + _implicit_exception_uncommon_trap_offset; }
#endif // INCLUDE_JVMCI
};