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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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8
src/hotspot/share/oops/generateOopMap.cpp
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@ -1878,13 +1878,15 @@ void GenerateOopMap::do_ldc(int bci) {
ConstantPool* cp = method()->constants();
constantTag tag = cp->tag_at(ldc.pool_index()); // idx is index in resolved_references
BasicType bt = ldc.result_type();
#ifdef ASSERT
BasicType tag_bt = tag.is_dynamic_constant() ? bt : tag.basic_type();
assert(bt == tag_bt, "same result");
#endif
CellTypeState cts;
if (tag.basic_type() == T_OBJECT) {
if (is_reference_type(bt)) { // could be T_ARRAY with condy
assert(!tag.is_string_index() && !tag.is_klass_index(), "Unexpected index tag");
assert(bt == T_OBJECT, "Guard is incorrect");
cts = CellTypeState::make_line_ref(bci);
} else {
assert(bt != T_OBJECT, "Guard is incorrect");
cts = valCTS;
}
ppush1(cts);