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This commit is contained in:
Thomas Schatzl 2017-02-23 11:57:07 +01:00
commit a842f84577
6 changed files with 8 additions and 36 deletions
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4
hotspot/src/cpu/s390/vm/macroAssembler_s390.cpp
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@ -2726,11 +2726,11 @@ void MacroAssembler::lookup_interface_method(Register recv_klass,
BLOCK_COMMENT("lookup_interface_method {");
// Load start of itable entries into itable_entry_addr.
z_llgf(vtable_len, Address(recv_klass, InstanceKlass::vtable_length_offset()));
z_llgf(vtable_len, Address(recv_klass, Klass::vtable_length_offset()));
z_sllg(vtable_len, vtable_len, exact_log2(vtableEntry::size_in_bytes()));
// Loop over all itable entries until desired interfaceOop(Rinterface) found.
const int vtable_base_offset = in_bytes(InstanceKlass::vtable_start_offset());
const int vtable_base_offset = in_bytes(Klass::vtable_start_offset());
add2reg_with_index(itable_entry_addr,
vtable_base_offset + itableOffsetEntry::interface_offset_in_bytes(),

22
hotspot/src/cpu/s390/vm/stubGenerator_s390.cpp
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@ -623,26 +623,6 @@ class StubGenerator: public StubCodeGenerator {
#define __ (Verbose ? (_masm->block_comment(FILE_AND_LINE),_masm):_masm)->
#endif
//----------------------------------------------------------------------
// The following routine generates a subroutine to throw an asynchronous
// UnknownError when an unsafe access gets a fault that could not be
// reasonably prevented by the programmer. (Example: SIGBUS/OBJERR.)
//
// Arguments:
// trapping PC: ??
//
// Results:
// Posts an asynchronous exception, skips the trapping instruction.
//
address generate_handler_for_unsafe_access() {
StubCodeMark mark(this, "StubRoutines", "handler_for_unsafe_access");
{
address start = __ pc();
__ unimplemented("StubRoutines::handler_for_unsafe_access", 86);
return start;
}
}
// Support for uint StubRoutine::zarch::partial_subtype_check(Klass
// sub, Klass super);
//
@ -2462,8 +2442,6 @@ class StubGenerator: public StubCodeGenerator {
StubRoutines::_throw_IncompatibleClassChangeError_entry= generate_throw_exception("IncompatibleClassChangeError throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_IncompatibleClassChangeError), false);
StubRoutines::_throw_NullPointerException_at_call_entry= generate_throw_exception("NullPointerException at call throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_NullPointerException_at_call), false);
StubRoutines::zarch::_handler_for_unsafe_access_entry = generate_handler_for_unsafe_access();
// Support for verify_oop (must happen after universe_init).
StubRoutines::_verify_oop_subroutine_entry = generate_verify_oop_subroutine();

2
hotspot/src/cpu/s390/vm/stubRoutines_s390.cpp
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@ -33,8 +33,6 @@
// Implementation of the platform-specific part of StubRoutines - for
// a description of how to extend it, see the stubRoutines.hpp file.
address StubRoutines::zarch::_handler_for_unsafe_access_entry = NULL;
address StubRoutines::zarch::_partial_subtype_check = NULL;
// Comapct string intrinsics: Translate table for string inflate intrinsic. Used by trot instruction.

4
hotspot/src/cpu/s390/vm/stubRoutines_s390.hpp
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@ -68,8 +68,6 @@ class zarch {
};
private:
static address _handler_for_unsafe_access_entry;
static int _atomic_memory_operation_lock;
static address _partial_subtype_check;
@ -91,8 +89,6 @@ class zarch {
static int atomic_memory_operation_lock() { return _atomic_memory_operation_lock; }
static void set_atomic_memory_operation_lock(int value) { _atomic_memory_operation_lock = value; }
static address handler_for_unsafe_access_entry() { return _handler_for_unsafe_access_entry; }
static address partial_subtype_check() { return _partial_subtype_check; }
static void generate_load_crc_table_addr(MacroAssembler* masm, Register table);

2
hotspot/src/cpu/s390/vm/templateTable_s390.cpp
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@ -3466,7 +3466,7 @@ void TemplateTable::invokevirtual_helper(Register index,
__ z_sllg(index, index, exact_log2(vtableEntry::size_in_bytes()));
__ mem2reg_opt(method,
Address(Z_tmp_2, index,
InstanceKlass::vtable_start_offset() + in_ByteSize(vtableEntry::method_offset_in_bytes())));
Klass::vtable_start_offset() + in_ByteSize(vtableEntry::method_offset_in_bytes())));
__ profile_arguments_type(Z_ARG4, method, Z_ARG5, true);
__ jump_from_interpreted(method, Z_ARG4);
BLOCK_COMMENT("} invokevirtual_helper");

10
hotspot/src/cpu/s390/vm/vtableStubs_s390.cpp
View File

@ -83,7 +83,7 @@ VtableStub* VtableStubs::create_vtable_stub(int vtable_index) {
__ load_klass(rcvr_klass, Z_ARG1);
// Set method (in case of interpreted method), and destination address.
int entry_offset = in_bytes(InstanceKlass::vtable_start_offset()) +
int entry_offset = in_bytes(Klass::vtable_start_offset()) +
vtable_index * vtableEntry::size_in_bytes();
#ifndef PRODUCT
@ -96,8 +96,8 @@ VtableStub* VtableStubs::create_vtable_stub(int vtable_index) {
// worst case actual size
padding_bytes += __ load_const_size() - __ load_const_optimized_rtn_len(vtable_idx, vtable_index*vtableEntry::size_in_bytes(), true);
assert(Immediate::is_uimm12(in_bytes(InstanceKlass::vtable_length_offset())), "disp to large");
__ z_cl(vtable_idx, in_bytes(InstanceKlass::vtable_length_offset()), rcvr_klass);
assert(Immediate::is_uimm12(in_bytes(Klass::vtable_length_offset())), "disp to large");
__ z_cl(vtable_idx, in_bytes(Klass::vtable_length_offset()), rcvr_klass);
__ z_brl(L);
__ z_lghi(Z_ARG3, vtable_index); // Debug code, don't optimize.
__ call_VM(noreg, CAST_FROM_FN_PTR(address, bad_compiled_vtable_index), Z_ARG1, Z_ARG3, false);
@ -187,11 +187,11 @@ VtableStub* VtableStubs::create_itable_stub(int vtable_index) {
__ load_klass(rcvr_klass, Z_ARG1);
// Load start of itable entries into itable_entry.
__ z_llgf(vtable_len, Address(rcvr_klass, InstanceKlass::vtable_length_offset()));
__ z_llgf(vtable_len, Address(rcvr_klass, Klass::vtable_length_offset()));
__ z_sllg(vtable_len, vtable_len, exact_log2(vtableEntry::size_in_bytes()));
// Loop over all itable entries until desired interfaceOop(Rinterface) found.
const int vtable_base_offset = in_bytes(InstanceKlass::vtable_start_offset());
const int vtable_base_offset = in_bytes(Klass::vtable_start_offset());
// Count unused bytes.
start_pc = __ pc();
__ add2reg_with_index(itable_entry_addr, vtable_base_offset + itableOffsetEntry::interface_offset_in_bytes(), rcvr_klass, vtable_len);