1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "asm/register.hpp"
  27 #include "c1/c1_FrameMap.hpp"
  28 #include "c1/c1_LIR.hpp"
  29 
  30 FloatRegister LIR_OprDesc::as_float_reg() const {
  31   return FrameMap::nr2floatreg(fpu_regnr());
  32 }
  33 
  34 FloatRegister LIR_OprDesc::as_double_reg() const {
  35   return FrameMap::nr2floatreg(fpu_regnrHi());
  36 }
  37 
  38 LIR_Opr LIR_OprFact::double_fpu(int reg1, int reg2) {
  39   assert(as_FloatRegister(reg2) != fnoreg, "Sparc holds double in two regs.");
  40   return (LIR_Opr)(intptr_t)((reg1 << LIR_OprDesc::reg1_shift) |
  41                              (reg2 << LIR_OprDesc::reg2_shift) |
  42                              LIR_OprDesc::double_type          |
  43                              LIR_OprDesc::fpu_register         |
  44                              LIR_OprDesc::double_size);
  45 }
  46 
  47 #ifndef PRODUCT
  48 void LIR_Address::verify() const {
  49   assert(scale() == times_1, "Scaled addressing mode not available on SPARC and should not be used");
  50   assert(disp() == 0 || index()->is_illegal(), "can't have both");
  51   assert(base()->is_cpu_register(), "wrong base operand");
  52   assert(index()->is_illegal() || index()->is_double_cpu(), "wrong index operand");
  53   assert(base()->type() == T_OBJECT || base()->type() == T_LONG || base()->type() == T_METADATA,
  54          "wrong type for addresses");
  55 }
  56 #endif // PRODUCT