xref: /openjdk10/hotspot/src/share/vm/c1/c1_Defs.hpp

/*
 * Copyright (c) 2000, 2016, 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.
 *
 */

#ifndef SHARE_VM_C1_C1_DEFS_HPP
#define SHARE_VM_C1_C1_DEFS_HPP

#include "asm/register.hpp"
#include "utilities/globalDefinitions.hpp"
#include "utilities/macros.hpp"

// set frame size and return address offset to these values in blobs
// (if the compiled frame uses ebp as link pointer on IA; otherwise,
// the frame size must be fixed)
enum {
  no_frame_size            = -1
};

#include CPU_HEADER(c1_Defs)

// native word offsets from memory address
enum {
  lo_word_offset_in_bytes = pd_lo_word_offset_in_bytes,
  hi_word_offset_in_bytes = pd_hi_word_offset_in_bytes
};


// the processor may require explicit rounding operations to implement the strictFP mode
enum {
  strict_fp_requires_explicit_rounding = pd_strict_fp_requires_explicit_rounding
};


// for debug info: a float value in a register may be saved in double precision by runtime stubs
enum {
  float_saved_as_double = pd_float_saved_as_double
};

#endif // SHARE_VM_C1_C1_DEFS_HPP