Quellcode-Bibliothek

^© Kompilation durch diese Firma

[Weder Korrektheit noch Funktionsfähigkeit der Software werden zugesichert.]

Datei: c1_LIR_arm.cpp Sprache: C

/*
* Copyright (c) 2010, 2020, Oracle and/or its affiliates. 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 "c1/c1_LIR.hpp"

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

FloatRegister LIR_Opr::as_double_reg() const {
  return as_FloatRegister(fpu_regnrLo());
}

LIR_Opr LIR_OprFact::double_fpu(int reg1, int reg2) {
  assert(as_FloatRegister(reg2) != fnoreg, "Arm32 holds double in two regs.");
  return (LIR_Opr)(intptr_t)((reg1 << LIR_Opr::reg1_shift) |
                             (reg2 << LIR_Opr::reg2_shift) |
                             LIR_Opr::double_type          |
                             LIR_Opr::fpu_register         |
                             LIR_Opr::double_size);
}

#ifndef PRODUCT
void LIR_Address::verify() const {
#ifdef _LP64
  assert(base()->is_cpu_register(), "wrong base operand");
#endif
  assert(disp() == 0 || index()->is_illegal(), "can't have both");
  // Note: offsets higher than 4096 must not be rejected here. They can
  // be handled by the back-end or will be rejected if not.
#ifdef _LP64
  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");
#else
  assert(base()->is_single_cpu(), "wrong base operand");
  assert(index()->is_illegal() || index()->is_single_cpu(), "wrong index operand");
  assert(base()->type() == T_ADDRESS || base()->type() == T_OBJECT || base()->type() == T_INT || base()->type() == T_METADATA,
         "wrong type for addresses");
#endif
}
#endif // PRODUCT

¤ Dauer der Verarbeitung: 0.14 Sekunden (vorverarbeitet) ¤

Download des Quellennavigators
Download des sprechenden Kalenders
in der Quellcodebibliothek suchen

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.