sc_int32_mask.cpp

system C源码 一种替代verilog的语言

/*****************************************************************************

  The following code is derived, directly or indirectly, from the SystemC
  source code Copyright (c) 1996-2006 by all Contributors.
  All Rights reserved.

  The contents of this file are subject to the restrictions and limitations
  set forth in the SystemC Open Source License Version 2.4 (the "License");
  You may not use this file except in compliance with such restrictions and
  limitations. You may obtain instructions on how to receive a copy of the
  License at http://www.systemc.org/. Software distributed by Contributors
  under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
  ANY KIND, either express or implied. See the License for the specific
  language governing rights and limitations under the License.

 *****************************************************************************/

/*****************************************************************************

  sc_int32_mask.cpp -- Fills the mask_int lookup table to enable efficient
                       part-selection on 32-bit sc_ints and sc_uints.

  Original Author: Amit Rao, Synopsys, Inc.

 *****************************************************************************/

/*****************************************************************************

  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
  changes you are making here.

      Name, Affiliation, Date: Ali Dasdan, Synopsys, Inc.
  Description of Modification: - Resolved ambiguity with sc_(un)signed.
                               - Merged the code for 64- and 32-bit versions
                                 via the constants in sc_nbdefs.h.
                               - Eliminated redundant file inclusions.

      Name, Affiliation, Date:
  Description of Modification:

 *****************************************************************************/


// $Log: sc_int32_mask.cpp,v $
// Revision 1.1.1.1  2006/12/15 20:31:36  acg
// SystemC 2.2
//
// Revision 1.3  2006/01/13 18:49:31  acg
// Added $Log command so that CVS check in comments are reproduced in the
// source.
//

#ifdef _32BIT_

#include "sysc/datatypes/int/sc_int_base.h"
#include "sysc/datatypes/int/sc_uint_base.h"


namespace sc_dt
{

const uint_type mask_int[SC_INTWIDTH][SC_INTWIDTH] = 
{
{
0xfffffffeU
},
{
0xfffffffcU,
0xfffffffdU
},
{
0xfffffff8U,
0xfffffff9U,
0xfffffffbU
},
{
0xfffffff0U,
0xfffffff1U,
0xfffffff3U,
0xfffffff7U
},
{
0xffffffe0U,
0xffffffe1U,
0xffffffe3U,
0xffffffe7U,
0xffffffefU
},
{
0xffffffc0U,
0xffffffc1U,
0xffffffc3U,
0xffffffc7U,
0xffffffcfU,
0xffffffdfU
},
{
0xffffff80U,
0xffffff81U,
0xffffff83U,
0xffffff87U,
0xffffff8fU,
0xffffff9fU,
0xffffffbfU
},
{
0xffffff00U,
0xffffff01U,
0xffffff03U,
0xffffff07U,
0xffffff0fU,
0xffffff1fU,
0xffffff3fU,
0xffffff7fU
},
{
0xfffffe00U,
0xfffffe01U,
0xfffffe03U,
0xfffffe07U,
0xfffffe0fU,
0xfffffe1fU,
0xfffffe3fU,
0xfffffe7fU,
0xfffffeffU
},
{
0xfffffc00U,
0xfffffc01U,
0xfffffc03U,
0xfffffc07U,
0xfffffc0fU,
0xfffffc1fU,
0xfffffc3fU,
0xfffffc7fU,
0xfffffcffU,
0xfffffdffU
},
{
0xfffff800U,
0xfffff801U,
0xfffff803U,
0xfffff807U,
0xfffff80fU,
0xfffff81fU,
0xfffff83fU,
0xfffff87fU,
0xfffff8ffU,
0xfffff9ffU,
0xfffffbffU
},
{
0xfffff000U,
0xfffff001U,
0xfffff003U,
0xfffff007U,
0xfffff00fU,
0xfffff01fU,
0xfffff03fU,
0xfffff07fU,
0xfffff0ffU,
0xfffff1ffU,
0xfffff3ffU,
0xfffff7ffU
},
{
0xffffe000U,
0xffffe001U,
0xffffe003U,
0xffffe007U,
0xffffe00fU,
0xffffe01fU,
0xffffe03fU,
0xffffe07fU,
0xffffe0ffU,
0xffffe1ffU,
0xffffe3ffU,
0xffffe7ffU,
0xffffefffU
},
{
0xffffc000U,
0xffffc001U,
0xffffc003U,
0xffffc007U,
0xffffc00fU,
0xffffc01fU,
0xffffc03fU,
0xffffc07fU,
0xffffc0ffU,
0xffffc1ffU,
0xffffc3ffU,
0xffffc7ffU,
0xffffcfffU,
0xffffdfffU
},
{
0xffff8000U,
0xffff8001U,
0xffff8003U,
0xffff8007U,
0xffff800fU,
0xffff801fU,
0xffff803fU,
0xffff807fU,
0xffff80ffU,
0xffff81ffU,
0xffff83ffU,
0xffff87ffU,
0xffff8fffU,
0xffff9fffU,
0xffffbfffU
},
{
0xffff0000U,
0xffff0001U,
0xffff0003U,
0xffff0007U,
0xffff000fU,
0xffff001fU,
0xffff003fU,
0xffff007fU,
0xffff00ffU,
0xffff01ffU,
0xffff03ffU,
0xffff07ffU,
0xffff0fffU,
0xffff1fffU,
0xffff3fffU,
0xffff7fffU
},
{
0xfffe0000U,
0xfffe0001U,
0xfffe0003U,
0xfffe0007U,
0xfffe000fU,
0xfffe001fU,
0xfffe003fU,
0xfffe007fU,
0xfffe00ffU,
0xfffe01ffU,
0xfffe03ffU,
0xfffe07ffU,
0xfffe0fffU,
0xfffe1fffU,
0xfffe3fffU,
0xfffe7fffU,
0xfffeffffU
},
{
0xfffc0000U,
0xfffc0001U,
0xfffc0003U,
0xfffc0007U,
0xfffc000fU,
0xfffc001fU,
0xfffc003fU,
0xfffc007fU,
0xfffc00ffU,
0xfffc01ffU,
0xfffc03ffU,
0xfffc07ffU,
0xfffc0fffU,
0xfffc1fffU,
0xfffc3fffU,
0xfffc7fffU,
0xfffcffffU,
0xfffdffffU
},
{
0xfff80000U,
0xfff80001U,
0xfff80003U,
0xfff80007U,
0xfff8000fU,
0xfff8001fU,
0xfff8003fU,
0xfff8007fU,
0xfff800ffU,
0xfff801ffU,
0xfff803ffU,
0xfff807ffU,
0xfff80fffU,
0xfff81fffU,
0xfff83fffU,
0xfff87fffU,
0xfff8ffffU,
0xfff9ffffU,
0xfffbffffU
},
{
0xfff00000U,
0xfff00001U,
0xfff00003U,
0xfff00007U,
0xfff0000fU,
0xfff0001fU,
0xfff0003fU,
0xfff0007fU,
0xfff000ffU,
0xfff001ffU,
0xfff003ffU,
0xfff007ffU,
0xfff00fffU,
0xfff01fffU,
0xfff03fffU,
0xfff07fffU,
0xfff0ffffU,
0xfff1ffffU,
0xfff3ffffU,
0xfff7ffffU
},
{
0xffe00000U,
0xffe00001U,
0xffe00003U,
0xffe00007U,
0xffe0000fU,
0xffe0001fU,
0xffe0003fU,
0xffe0007fU,
0xffe000ffU,
0xffe001ffU,
0xffe003ffU,
0xffe007ffU,
0xffe00fffU,
0xffe01fffU,
0xffe03fffU,
0xffe07fffU,
0xffe0ffffU,
0xffe1ffffU,
0xffe3ffffU,
0xffe7ffffU,
0xffefffffU
},
{
0xffc00000U,
0xffc00001U,
0xffc00003U,
0xffc00007U,
0xffc0000fU,
0xffc0001fU,
0xffc0003fU,
0xffc0007fU,
0xffc000ffU,
0xffc001ffU,
0xffc003ffU,
0xffc007ffU,
0xffc00fffU,
0xffc01fffU,
0xffc03fffU,
0xffc07fffU,
0xffc0ffffU,
0xffc1ffffU,
0xffc3ffffU,
0xffc7ffffU,
0xffcfffffU,
0xffdfffffU
},
{
0xff800000U,
0xff800001U,
0xff800003U,
0xff800007U,
0xff80000fU,
0xff80001fU,
0xff80003fU,
0xff80007fU,
0xff8000ffU,
0xff8001ffU,
0xff8003ffU,
0xff8007ffU,
0xff800fffU,
0xff801fffU,
0xff803fffU,
0xff807fffU,
0xff80ffffU,
0xff81ffffU,
0xff83ffffU,
0xff87ffffU,
0xff8fffffU,
0xff9fffffU,
0xffbfffffU
},
{
0xff000000U,
0xff000001U,
0xff000003U,
0xff000007U,
0xff00000fU,
0xff00001fU,
0xff00003fU,
0xff00007fU,
0xff0000ffU,
0xff0001ffU,
0xff0003ffU,
0xff0007ffU,
0xff000fffU,
0xff001fffU,
0xff003fffU,
0xff007fffU,
0xff00ffffU,
0xff01ffffU,
0xff03ffffU,
0xff07ffffU,
0xff0fffffU,
0xff1fffffU,
0xff3fffffU,
0xff7fffffU
},
{
0xfe000000U,
0xfe000001U,
0xfe000003U,
0xfe000007U,
0xfe00000fU,
0xfe00001fU,
0xfe00003fU,
0xfe00007fU,
0xfe0000ffU,
0xfe0001ffU,
0xfe0003ffU,
0xfe0007ffU,
0xfe000fffU,
0xfe001fffU,
0xfe003fffU,
0xfe007fffU,
0xfe00ffffU,
0xfe01ffffU,
0xfe03ffffU,
0xfe07ffffU,
0xfe0fffffU,
0xfe1fffffU,
0xfe3fffffU,
0xfe7fffffU,
0xfeffffffU
},
{
0xfc000000U,
0xfc000001U,
0xfc000003U,
0xfc000007U,
0xfc00000fU,
0xfc00001fU,
0xfc00003fU,
0xfc00007fU,
0xfc0000ffU,
0xfc0001ffU,
0xfc0003ffU,
0xfc0007ffU,
0xfc000fffU,
0xfc001fffU,
0xfc003fffU,
0xfc007fffU,
0xfc00ffffU,
0xfc01ffffU,
0xfc03ffffU,
0xfc07ffffU,
0xfc0fffffU,
0xfc1fffffU,
0xfc3fffffU,
0xfc7fffffU,
0xfcffffffU,
0xfdffffffU
},
{
0xf8000000U,
0xf8000001U,
0xf8000003U,
0xf8000007U,
0xf800000fU,
0xf800001fU,
0xf800003fU,
0xf800007fU,
0xf80000ffU,
0xf80001ffU,
0xf80003ffU,
0xf80007ffU,
0xf8000fffU,
0xf8001fffU,
0xf8003fffU,
0xf8007fffU,
0xf800ffffU,
0xf801ffffU,
0xf803ffffU,
0xf807ffffU,
0xf80fffffU,
0xf81fffffU,
0xf83fffffU,
0xf87fffffU,
0xf8ffffffU,
0xf9ffffffU,
0xfbffffffU
},
{
0xf0000000U,
0xf0000001U,
0xf0000003U,
0xf0000007U,
0xf000000fU,
0xf000001fU,
0xf000003fU,
0xf000007fU,
0xf00000ffU,
0xf00001ffU,
0xf00003ffU,
0xf00007ffU,
0xf0000fffU,
0xf0001fffU,
0xf0003fffU,
0xf0007fffU,
0xf000ffffU,
0xf001ffffU,
0xf003ffffU,
0xf007ffffU,
0xf00fffffU,
0xf01fffffU,
0xf03fffffU,
0xf07fffffU,
0xf0ffffffU,
0xf1ffffffU,
0xf3ffffffU,
0xf7ffffffU
},
{
0xe0000000U,
0xe0000001U,
0xe0000003U,
0xe0000007U,
0xe000000fU,
0xe000001fU,
0xe000003fU,
0xe000007fU,
0xe00000ffU,
0xe00001ffU,
0xe00003ffU,
0xe00007ffU,
0xe0000fffU,
0xe0001fffU,
0xe0003fffU,
0xe0007fffU,
0xe000ffffU,
0xe001ffffU,
0xe003ffffU,
0xe007ffffU,
0xe00fffffU,
0xe01fffffU,
0xe03fffffU,
0xe07fffffU,
0xe0ffffffU,
0xe1ffffffU,
0xe3ffffffU,
0xe7ffffffU,
0xefffffffU
},
{
0xc0000000U,
0xc0000001U,
0xc0000003U,
0xc0000007U,
0xc000000fU,
0xc000001fU,
0xc000003fU,
0xc000007fU,
0xc00000ffU,
0xc00001ffU,
0xc00003ffU,
0xc00007ffU,
0xc0000fffU,
0xc0001fffU,
0xc0003fffU,
0xc0007fffU,
0xc000ffffU,
0xc001ffffU,
0xc003ffffU,
0xc007ffffU,
0xc00fffffU,
0xc01fffffU,
0xc03fffffU,
0xc07fffffU,
0xc0ffffffU,
0xc1ffffffU,
0xc3ffffffU,
0xc7ffffffU,
0xcfffffffU,
0xdfffffffU
},
{
0x80000000U,
0x80000001U,
0x80000003U,
0x80000007U,
0x8000000fU,
0x8000001fU,
0x8000003fU,
0x8000007fU,
0x800000ffU,
0x800001ffU,
0x800003ffU,
0x800007ffU,
0x80000fffU,
0x80001fffU,
0x80003fffU,
0x80007fffU,
0x8000ffffU,
0x8001ffffU,
0x8003ffffU,
0x8007ffffU,
0x800fffffU,
0x801fffffU,
0x803fffffU,
0x807fffffU,
0x80ffffffU,
0x81ffffffU,
0x83ffffffU,
0x87ffffffU,
0x8fffffffU,
0x9fffffffU,
0xbfffffffU
},
{
0x0U,
0x1U,
0x3U,
0x7U,
0xfU,
0x1fU,
0x3fU,
0x7fU,
0xffU,
0x1ffU,
0x3ffU,
0x7ffU,
0xfffU,
0x1fffU,
0x3fffU,
0x7fffU,
0xffffU,
0x1ffffU,
0x3ffffU,
0x7ffffU,
0xfffffU,
0x1fffffU,
0x3fffffU,
0x7fffffU,
0xffffffU,
0x1ffffffU,
0x3ffffffU,
0x7ffffffU,
0xfffffffU,
0x1fffffffU,
0x3fffffffU,
0x7fffffffU
}
};

} // namespace sc_dt

#endif