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Datei: c1_LIR_s390.cpp Sprache: C

/*
* Copyright (c) 2016, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2016 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.
*
*/

#include "precompiled.hpp"
#include "asm/register.hpp"
#include "c1/c1_FrameMap.hpp"
#include "c1/c1_LIR.hpp"

FloatRegister LIR_Opr::as_float_reg() const {
  return FrameMap::nr2floatreg(fpu_regnr());
}

FloatRegister LIR_Opr::as_double_reg() const {
  return FrameMap::nr2floatreg(fpu_regnrHi());
}

// Reg2 unused.
LIR_Opr LIR_OprFact::double_fpu(int reg1, int reg2) {
  assert(!as_FloatRegister(reg2)->is_valid(), "Not used on this platform");
  return (LIR_Opr)(intptr_t)((reg1 << LIR_Opr::reg1_shift) |
                             (reg1 << LIR_Opr::reg2_shift) |
                             LIR_Opr::double_type          |
                             LIR_Opr::fpu_register         |
                             LIR_Opr::double_size);
}

#ifndef PRODUCT
void LIR_Address::verify() const {
  assert(base()->is_cpu_register(), "wrong base operand");
  assert(index()->is_illegal() || index()->is_double_cpu(), "wrong index operand");
  assert(base()->type() == T_ADDRESS || base()->type() == T_OBJECT || base()->type() == T_LONG || base()->type() == T_METADATA,
         "wrong type for addresses");
}
#endif // PRODUCT

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