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/* Register names and numbers for IA64 DWARF.
Copyright (C) 2006 Red Hat, Inc.
This file is part of Red Hat elfutils.
Red Hat elfutils is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by the
Free Software Foundation; version 2 of the License.
Red Hat elfutils 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 for more details.
You should have received a copy of the GNU General Public License along
with Red Hat elfutils; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
Red Hat elfutils is an included package of the Open Invention Network.
An included package of the Open Invention Network is a package for which
Open Invention Network licensees cross-license their patents. No patent
license is granted, either expressly or impliedly, by designation as an
included package. Should you wish to participate in the Open Invention
Network licensing program, please visit www.openinventionnetwork.com
<http://www.openinventionnetwork.com>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <string.h>
#include <dwarf.h>
#define BACKEND i386_
#include "libebl_CPU.h"
ssize_t
ia64_register_info (Ebl *ebl __attribute__ ((unused)),
int regno, char *name, size_t namelen,
const char **prefix, const char **setname,
int *bits, int *type)
{
if (name == NULL)
return 687 + 64;
if (regno < 0 || regno > 687 + 63 || namelen < 12)
return -1;
*prefix = "ar.";
*setname = "application";
*bits = 64;
*type = DW_ATE_signed;
switch (regno)
{
case 0 ... 9:
name[0] = 'r';
name[1] = (regno - 0) + '0';
namelen = 2;
*setname = "integer";
*prefix = "";
break;
case 10 ... 99:
name[0] = 'r';
name[1] = (regno - 0) / 10 + '0';
name[2] = (regno - 0) % 10 + '0';
namelen = 3;
*setname = "integer";
*prefix = "";
break;
case 100 ... 127:
name[0] = 'r';
name[1] = '1';
name[2] = (regno - 100) / 10 + '0';
name[3] = (regno - 0) % 10 + '0';
namelen = 4;
*setname = "integer";
*prefix = "";
break;
case 128 + 0 ... 128 + 9:
name[0] = 'f';
name[1] = (regno - 128) + '0';
namelen = 2;
*type = DW_ATE_float;
*bits = 128;
*setname = "FPU";
*prefix = "";
break;
case 128 + 10 ... 128 + 99:
name[0] = 'f';
name[1] = (regno - 128) / 10 + '0';
name[2] = (regno - 128) % 10 + '0';
namelen = 3;
*setname = "FPU";
*prefix = "";
break;
case 128 + 100 ... 128 + 127:
name[0] = 'f';
name[1] = '1';
name[2] = (regno - 128 - 100) / 10 + '0';
name[3] = (regno - 128) % 10 + '0';
namelen = 4;
*type = DW_ATE_float;
*bits = 128;
*setname = "FPU";
*prefix = "";
break;
case 320 + 0 ... 320 + 7:
name[0] = 'b';
name[1] = (regno - 320) + '0';
namelen = 2;
*type = DW_ATE_address;
*setname = "branch";
*prefix = "";
break;
case 328 ... 333:
{
static const char named_special[][5] =
{
"vfp", "vrap", "pr", "ip", "psr", "cfm"
};
*setname = "special";
*prefix = "";
*type = regno == 331 ? DW_ATE_address : DW_ATE_unsigned;
return stpcpy (name, named_special[regno - 328]) + 1 - name;
}
case 590:
*setname = "special";
*prefix = "";
*type = DW_ATE_unsigned;
return stpcpy (name, "bof") + 1 - name;
case 334 + 0 ... 334 + 7:
name[0] = 'k';
name[1] = 'r';
name[2] = (regno - 334) + '0';
namelen = 3;
*prefix = "";
break;
case 334 + 8 ... 334 + 127:
{
static const char named_ar[][9] =
{
[16 - 8] = "rsc",
[17 - 8] = "bsp",
[18 - 8] = "bspstore",
[19 - 8] = "rnat",
[21 - 8] = "fcr",
[24 - 8] = "eflag",
[25 - 8] = "csd",
[26 - 8] = "ssd",
[27 - 8] = "cflg",
[28 - 8] = "fsr",
[29 - 8] = "fir",
[30 - 8] = "fdr",
[32 - 8] = "ccv",
[36 - 8] = "unat",
[40 - 8] = "fpsr",
[44 - 8] = "itc",
[64 - 8] = "pfs",
[65 - 8] = "lc",
[66 - 8] = "ec",
};
const size_t idx = regno - (334 + 8);
*type = DW_ATE_unsigned;
if (idx == 1 || idx == 2)
*type = DW_ATE_address;
if (idx < sizeof named_ar / sizeof named_ar[0]
&& named_ar[idx][0] != '\0')
return stpcpy (name, named_ar[idx]) + 1 - name;
name[0] = 'a';
name[1] = 'r';
switch (regno - 334)
{
case 0 ... 9:
name[2] = (regno - 334) + '0';
namelen = 3;
break;
case 10 ... 99:
name[2] = (regno - 334) / 10 + '0';
name[3] = (regno - 334) % 10 + '0';
namelen = 4;
break;
case 100 ... 127:
name[2] = '1';
name[3] = (regno - 334 - 100) / 10 + '0';
name[4] = (regno - 334) % 10 + '0';
namelen = 5;
break;
}
*prefix = "";
break;
}
case 462 + 0 ... 462 + 9:
name[0] = 'n';
name[1] = 'a';
name[2] = 't';
name[3] = (regno - 462) + '0';
namelen = 4;
*setname = "NAT";
*type = DW_ATE_boolean;
*bits = 1;
*prefix = "";
break;
case 462 + 10 ... 462 + 99:
name[0] = 'n';
name[1] = 'a';
name[2] = 't';
name[3] = (regno - 462) / 10 + '0';
name[4] = (regno - 462) % 10 + '0';
namelen = 5;
*setname = "NAT";
*type = DW_ATE_boolean;
*bits = 1;
*prefix = "";
break;
case 462 + 100 ... 462 + 127:
name[0] = 'n';
name[1] = 'a';
name[2] = 't';
name[3] = '1';
name[4] = (regno - 462 - 100) / 10 + '0';
name[5] = (regno - 462) % 10 + '0';
namelen = 6;
*setname = "NAT";
*type = DW_ATE_boolean;
*bits = 1;
*prefix = "";
break;
case 687 + 0 ... 687 + 9:
name[0] = 'p';
name[1] = (regno - 687) + '0';
namelen = 2;
*setname = "predicate";
*type = DW_ATE_boolean;
*bits = 1;
*prefix = "";
break;
case 687 + 10 ... 687 + 63:
name[0] = 'p';
name[1] = (regno - 687) / 10 + '0';
name[2] = (regno - 687) % 10 + '0';
namelen = 3;
*setname = "predicate";
*type = DW_ATE_boolean;
*bits = 1;
*prefix = "";
break;
default:
*setname = NULL;
return 0;
}
name[namelen++] = '\0';
return namelen;
}
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