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8186209: Tool support for ConstantDynamic

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8186046: Minimal ConstantDynamic support
8190972: Ensure that AOT/Graal filters out class files containing CONSTANT_Dynamic ahead of full AOT support

Co-authored-by: Lois Foltan <lois.foltan@oracle.com>
Co-authored-by: John Rose <john.r.rose@oracle.com>
Reviewed-by: acorn, coleenp, kvn
This commit is contained in:
Paul Sandoz 2017-09-08 10:46:46 -07:00
parent 52d3bf29b2
commit e55a05957d
114 changed files with 11762 additions and 404 deletions
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16
src/hotspot/share/classfile/vmSymbols.cpp
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@ -98,6 +98,14 @@ void vmSymbols::initialize(TRAPS) {
_type_signatures[T_BOOLEAN] = bool_signature();
_type_signatures[T_VOID] = void_signature();
// no single signatures for T_OBJECT or T_ARRAY
#ifdef ASSERT
for (int i = (int)T_BOOLEAN; i < (int)T_VOID+1; i++) {
Symbol* s = _type_signatures[i];
if (s == NULL) continue;
BasicType st = signature_type(s);
assert(st == i, "");
}
#endif
}
#ifdef ASSERT
@ -202,9 +210,11 @@ void vmSymbols::serialize(SerializeClosure* soc) {
BasicType vmSymbols::signature_type(const Symbol* s) {
assert(s != NULL, "checking");
for (int i = T_BOOLEAN; i < T_VOID+1; i++) {
if (s == _type_signatures[i]) {
return (BasicType)i;
if (s->utf8_length() == 1) {
BasicType result = char2type(s->byte_at(0));
if (is_java_primitive(result) || result == T_VOID) {
assert(s == _type_signatures[result], "");
return result;
}
}
return T_OBJECT;