/* * Copyright (c) 2000, 2022, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2012, 2015 SAP SE. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. *
*/
////////////////////////////////////////////////////////////////////////////// // PPC64 load/store emission // // The PPC ld/st instructions cannot accommodate displacements > 16 bits long. // The following "pseudo" instructions (load/store) make it easier to // use the indexed addressing mode by allowing 32 bit displacements: //
int store(LIR_Opr from_reg, Register base, int offset, BasicType type, bool wide); int store(LIR_Opr from_reg, Register base, Register disp, BasicType type, bool wide);
int load(Register base, int offset, LIR_Opr to_reg, BasicType type, bool wide); int load(Register base, Register disp, LIR_Opr to_reg, BasicType type, bool wide);
int shift_amount(BasicType t);
// Record the type of the receiver in ReceiverTypeData. void type_profile_helper(Register mdo, int mdo_offset_bias,
ciMethodData *md, ciProfileData *data, Register recv, Register tmp1, Label* update_done); // Setup pointers to MDO, MDO slot, also compute offset bias to access the slot. void setup_md_access(ciMethod* method, int bci,
ciMethodData*& md, ciProfileData*& data, int& mdo_offset_bias); public: staticconst ConditionRegister BOOL_RESULT;
// Emit trampoline stub for call. Call bailout() if failed. Return true on success. bool emit_trampoline_stub_for_call(address target, Register Rtoc = noreg);
enum {
_static_call_stub_size = 4 * BytesPerInstWord + MacroAssembler::b64_patchable_size, // or smaller
_call_stub_size = _static_call_stub_size + MacroAssembler::trampoline_stub_size, // or smaller
_exception_handler_size = MacroAssembler::b64_patchable_size, // or smaller
_deopt_handler_size = MacroAssembler::bl64_patchable_size
};
// '_static_call_stub_size' is only used on ppc (see LIR_Assembler::emit_static_call_stub() // in c1_LIRAssembler_ppc.cpp. The other, shared getters are defined in c1_LIRAssembler.hpp staticint static_call_stub_size() { return _static_call_stub_size;
}
#endif// CPU_PPC_C1_LIRASSEMBLER_PPC_HPP
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