712 lines
23 KiB
Diff
712 lines
23 KiB
Diff
|
Index: elfutils-0.145/backends/mips_init.c
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ elfutils-0.145/backends/mips_init.c 2010-02-24 18:57:35.000000000 +0000
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@@ -0,0 +1,60 @@
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+/* Initialization of mips specific backend library.
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+ Copyright (C) 2006 Red Hat, Inc.
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+ This file is part of Red Hat elfutils.
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+
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+ Red Hat elfutils is free software; you can redistribute it and/or modify
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+ it under the terms of the GNU General Public License as published by the
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+ Free Software Foundation; version 2 of the License.
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+
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+ Red Hat elfutils is distributed in the hope that it will be useful, but
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+ WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License along
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+ with Red Hat elfutils; if not, write to the Free Software Foundation,
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+ Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
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+
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+ Red Hat elfutils is an included package of the Open Invention Network.
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|
+ 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
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+ <http://www.openinventionnetwork.com>. */
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+
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+#ifdef HAVE_CONFIG_H
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+# include <config.h>
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+#endif
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+
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+#define BACKEND mips_
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+#define RELOC_PREFIX R_MIPS_
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+#include "libebl_CPU.h"
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+
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+/* This defines the common reloc hooks based on mips_reloc.def. */
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+#include "common-reloc.c"
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+
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+const char *
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+mips_init (elf, machine, eh, ehlen)
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+ Elf *elf __attribute__ ((unused));
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+ GElf_Half machine __attribute__ ((unused));
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+ Ebl *eh;
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+ size_t ehlen;
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+{
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+ /* Check whether the Elf_BH object has a sufficent size. */
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+ if (ehlen < sizeof (Ebl))
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+ return NULL;
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+
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+ /* We handle it. */
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+ if (machine == EM_MIPS)
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+ eh->name = "MIPS R3000 big-endian";
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+ else if (machine == EM_MIPS_RS3_LE)
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+ eh->name = "MIPS R3000 little-endian";
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+
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+ mips_init_reloc (eh);
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+ HOOK (eh, reloc_simple_type);
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+ HOOK (eh, return_value_location);
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+ HOOK (eh, register_info);
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+
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+ return MODVERSION;
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+}
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Index: elfutils-0.145/backends/mips_regs.c
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ elfutils-0.145/backends/mips_regs.c 2010-02-24 18:57:35.000000000 +0000
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@@ -0,0 +1,104 @@
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+/* Register names and numbers for MIPS DWARF.
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+ Copyright (C) 2006 Red Hat, Inc.
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+ This file is part of Red Hat elfutils.
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+
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+ Red Hat elfutils is free software; you can redistribute it and/or modify
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|
+ it under the terms of the GNU General Public License as published by the
|
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|
+ Free Software Foundation; version 2 of the License.
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|
+
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|
+ Red Hat elfutils is distributed in the hope that it will be useful, but
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|
+ WITHOUT ANY WARRANTY; without even the implied warranty of
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||
|
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
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+ General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License along
|
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+ with Red Hat elfutils; if not, write to the Free Software Foundation,
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|
+ Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
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+
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|
+ 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
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+ <http://www.openinventionnetwork.com>. */
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+
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+#ifdef HAVE_CONFIG_H
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+# include <config.h>
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+#endif
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+
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+#include <string.h>
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+#include <dwarf.h>
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+
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+#define BACKEND mips_
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+#include "libebl_CPU.h"
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+
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+ssize_t
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+mips_register_info (Ebl *ebl __attribute__((unused)),
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+ int regno, char *name, size_t namelen,
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+ const char **prefix, const char **setname,
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+ int *bits, int *type)
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+{
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+ if (name == NULL)
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+ return 66;
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+
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+ if (regno < 0 || regno > 65 || namelen < 4)
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+ return -1;
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+
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+ *prefix = "$";
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+
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+ if (regno < 32)
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+ {
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+ *setname = "integer";
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+ *type = DW_ATE_signed;
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+ *bits = 32;
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+ if (regno < 32 + 10)
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+ {
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+ name[0] = regno + '0';
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+ namelen = 1;
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+ }
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+ else
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+ {
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+ name[0] = (regno / 10) + '0';
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+ name[1] = (regno % 10) + '0';
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+ namelen = 2;
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+ }
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+ }
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+ else if (regno < 64)
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+ {
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+ *setname = "FPU";
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+ *type = DW_ATE_float;
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+ *bits = 32;
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+ name[0] = 'f';
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+ if (regno < 32 + 10)
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+ {
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+ name[1] = (regno - 32) + '0';
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+ namelen = 2;
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+ }
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+ else
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+ {
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+ name[1] = (regno - 32) / 10 + '0';
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+ name[2] = (regno - 32) % 10 + '0';
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+ namelen = 3;
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+ }
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+ }
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+ else if (regno == 64)
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+ {
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+ *type = DW_ATE_signed;
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+ *bits = 32;
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+ name[0] = 'h';
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+ name[1] = 'i';
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+ namelen = 2;
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+ }
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+ else
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+ {
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+ *type = DW_ATE_signed;
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+ *bits = 32;
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+ name[0] = 'l';
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+ name[1] = 'o';
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+ namelen = 2;
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+ }
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+
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+ name[namelen++] = '\0';
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+ return namelen;
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+}
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Index: elfutils-0.145/backends/mips_reloc.def
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ elfutils-0.145/backends/mips_reloc.def 2010-02-24 18:57:35.000000000 +0000
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@@ -0,0 +1,79 @@
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+/* List the relocation types for mips. -*- C -*-
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+ Copyright (C) 2006 Red Hat, Inc.
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+ This file is part of Red Hat elfutils.
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+
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+ Red Hat elfutils is free software; you can redistribute it and/or modify
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|
+ 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>. */
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+
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+/* NAME, REL|EXEC|DYN */
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+
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+RELOC_TYPE (NONE, 0)
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+RELOC_TYPE (16, 0)
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+RELOC_TYPE (32, 0)
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+RELOC_TYPE (REL32, 0)
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+RELOC_TYPE (26, 0)
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+RELOC_TYPE (HI16, 0)
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+RELOC_TYPE (LO16, 0)
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+RELOC_TYPE (GPREL16, 0)
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+RELOC_TYPE (LITERAL, 0)
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+RELOC_TYPE (GOT16, 0)
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+RELOC_TYPE (PC16, 0)
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+RELOC_TYPE (CALL16, 0)
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+RELOC_TYPE (GPREL32, 0)
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+
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+RELOC_TYPE (SHIFT5, 0)
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+RELOC_TYPE (SHIFT6, 0)
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+RELOC_TYPE (64, 0)
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+RELOC_TYPE (GOT_DISP, 0)
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+RELOC_TYPE (GOT_PAGE, 0)
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+RELOC_TYPE (GOT_OFST, 0)
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+RELOC_TYPE (GOT_HI16, 0)
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+RELOC_TYPE (GOT_LO16, 0)
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+RELOC_TYPE (SUB, 0)
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+RELOC_TYPE (INSERT_A, 0)
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+RELOC_TYPE (INSERT_B, 0)
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+RELOC_TYPE (DELETE, 0)
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+RELOC_TYPE (HIGHER, 0)
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+RELOC_TYPE (HIGHEST, 0)
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+RELOC_TYPE (CALL_HI16, 0)
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+RELOC_TYPE (CALL_LO16, 0)
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+RELOC_TYPE (SCN_DISP, 0)
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+RELOC_TYPE (REL16, 0)
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+RELOC_TYPE (ADD_IMMEDIATE, 0)
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+RELOC_TYPE (PJUMP, 0)
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+RELOC_TYPE (RELGOT, 0)
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+RELOC_TYPE (JALR, 0)
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+RELOC_TYPE (TLS_DTPMOD32, 0)
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+RELOC_TYPE (TLS_DTPREL32, 0)
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+RELOC_TYPE (TLS_DTPMOD64, 0)
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+RELOC_TYPE (TLS_DTPREL64, 0)
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+RELOC_TYPE (TLS_GD, 0)
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+RELOC_TYPE (TLS_LDM, 0)
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+RELOC_TYPE (TLS_DTPREL_HI16, 0)
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+RELOC_TYPE (TLS_DTPREL_LO16, 0)
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+RELOC_TYPE (TLS_GOTTPREL, 0)
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+RELOC_TYPE (TLS_TPREL32, 0)
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+RELOC_TYPE (TLS_TPREL64, 0)
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+RELOC_TYPE (TLS_TPREL_HI16, 0)
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+RELOC_TYPE (TLS_TPREL_LO16, 0)
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+
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+#define NO_COPY_RELOC 1
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+#define NO_RELATIVE_RELOC 1
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Index: elfutils-0.145/backends/mips_retval.c
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ elfutils-0.145/backends/mips_retval.c 2010-02-24 18:57:35.000000000 +0000
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@@ -0,0 +1,321 @@
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+/* Function return value location for Linux/mips ABI.
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+ Copyright (C) 2005 Red Hat, Inc.
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|
+ 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>
|
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+#endif
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+
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+#include <string.h>
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+#include <assert.h>
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+#include <dwarf.h>
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+#include <elf.h>
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+
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+#include "../libebl/libeblP.h"
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+#include "../libdw/libdwP.h"
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+
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+#define BACKEND mips_
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+#include "libebl_CPU.h"
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+
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+/* The ABI of the file. Also see EF_MIPS_ABI2 above. */
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+#define EF_MIPS_ABI 0x0000F000
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+
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+/* The original o32 abi. */
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+#define E_MIPS_ABI_O32 0x00001000
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+
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+/* O32 extended to work on 64 bit architectures */
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+#define E_MIPS_ABI_O64 0x00002000
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+
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+/* EABI in 32 bit mode */
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+#define E_MIPS_ABI_EABI32 0x00003000
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+
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+/* EABI in 64 bit mode */
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+#define E_MIPS_ABI_EABI64 0x00004000
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+
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+/* All the possible MIPS ABIs. */
|
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+enum mips_abi
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+ {
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+ MIPS_ABI_UNKNOWN = 0,
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+ MIPS_ABI_N32,
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+ MIPS_ABI_O32,
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+ MIPS_ABI_N64,
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+ MIPS_ABI_O64,
|
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+ MIPS_ABI_EABI32,
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+ MIPS_ABI_EABI64,
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+ MIPS_ABI_LAST
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+ };
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+
|
||
|
+/* Find the mips ABI of the current file */
|
||
|
+enum mips_abi find_mips_abi(Elf *elf)
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||
|
+{
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|
+ GElf_Ehdr ehdr_mem;
|
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|
+ GElf_Ehdr *ehdr = gelf_getehdr (elf, &ehdr_mem);
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+
|
||
|
+ if (ehdr == NULL)
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+ return MIPS_ABI_LAST;
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|
+
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|
+ GElf_Word elf_flags = ehdr->e_flags;
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+
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|
+ /* Check elf_flags to see if it specifies the ABI being used. */
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|
+ switch ((elf_flags & EF_MIPS_ABI))
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|
+ {
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|
+ case E_MIPS_ABI_O32:
|
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|
+ return MIPS_ABI_O32;
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|
+ case E_MIPS_ABI_O64:
|
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|
+ return MIPS_ABI_O64;
|
||
|
+ case E_MIPS_ABI_EABI32:
|
||
|
+ return MIPS_ABI_EABI32;
|
||
|
+ case E_MIPS_ABI_EABI64:
|
||
|
+ return MIPS_ABI_EABI64;
|
||
|
+ default:
|
||
|
+ if ((elf_flags & EF_MIPS_ABI2))
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||
|
+ return MIPS_ABI_N32;
|
||
|
+ }
|
||
|
+
|
||
|
+ /* GCC creates a pseudo-section whose name describes the ABI. */
|
||
|
+ size_t shstrndx;
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||
|
+ if (elf_getshdrstrndx (elf, &shstrndx) < 0)
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||
|
+ return MIPS_ABI_LAST;
|
||
|
+
|
||
|
+ const char *name;
|
||
|
+ Elf_Scn *scn = NULL;
|
||
|
+ while ((scn = elf_nextscn (elf, scn)) != NULL)
|
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|
+ {
|
||
|
+ GElf_Shdr shdr_mem;
|
||
|
+ GElf_Shdr *shdr = gelf_getshdr (scn, &shdr_mem);
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||
|
+ if (shdr == NULL)
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|
+ return MIPS_ABI_LAST;
|
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|
+
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|
+ name = elf_strptr (elf, shstrndx, shdr->sh_name) ?: "";
|
||
|
+ if (strncmp (name, ".mdebug.", 8) != 0)
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||
|
+ continue;
|
||
|
+
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||
|
+ if (strcmp (name, ".mdebug.abi32") == 0)
|
||
|
+ return MIPS_ABI_O32;
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||
|
+ else if (strcmp (name, ".mdebug.abiN32") == 0)
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|
+ return MIPS_ABI_N32;
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|
+ else if (strcmp (name, ".mdebug.abi64") == 0)
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|
+ return MIPS_ABI_N64;
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|
+ else if (strcmp (name, ".mdebug.abiO64") == 0)
|
||
|
+ return MIPS_ABI_O64;
|
||
|
+ else if (strcmp (name, ".mdebug.eabi32") == 0)
|
||
|
+ return MIPS_ABI_EABI32;
|
||
|
+ else if (strcmp (name, ".mdebug.eabi64") == 0)
|
||
|
+ return MIPS_ABI_EABI64;
|
||
|
+ else
|
||
|
+ return MIPS_ABI_UNKNOWN;
|
||
|
+ }
|
||
|
+
|
||
|
+ return MIPS_ABI_UNKNOWN;
|
||
|
+}
|
||
|
+
|
||
|
+unsigned int
|
||
|
+mips_abi_regsize (enum mips_abi abi)
|
||
|
+{
|
||
|
+ switch (abi)
|
||
|
+ {
|
||
|
+ case MIPS_ABI_EABI32:
|
||
|
+ case MIPS_ABI_O32:
|
||
|
+ return 4;
|
||
|
+ case MIPS_ABI_N32:
|
||
|
+ case MIPS_ABI_N64:
|
||
|
+ case MIPS_ABI_O64:
|
||
|
+ case MIPS_ABI_EABI64:
|
||
|
+ return 8;
|
||
|
+ case MIPS_ABI_UNKNOWN:
|
||
|
+ case MIPS_ABI_LAST:
|
||
|
+ default:
|
||
|
+ return 0;
|
||
|
+ }
|
||
|
+}
|
||
|
+
|
||
|
+
|
||
|
+/* $v0 or pair $v0, $v1 */
|
||
|
+static const Dwarf_Op loc_intreg_o32[] =
|
||
|
+ {
|
||
|
+ { .atom = DW_OP_reg2 }, { .atom = DW_OP_piece, .number = 4 },
|
||
|
+ { .atom = DW_OP_reg3 }, { .atom = DW_OP_piece, .number = 4 },
|
||
|
+ };
|
||
|
+
|
||
|
+static const Dwarf_Op loc_intreg[] =
|
||
|
+ {
|
||
|
+ { .atom = DW_OP_reg2 }, { .atom = DW_OP_piece, .number = 8 },
|
||
|
+ { .atom = DW_OP_reg3 }, { .atom = DW_OP_piece, .number = 8 },
|
||
|
+ };
|
||
|
+#define nloc_intreg 1
|
||
|
+#define nloc_intregpair 4
|
||
|
+
|
||
|
+/* $f0 (float), or pair $f0, $f1 (double).
|
||
|
+ * f2/f3 are used for COMPLEX (= 2 doubles) returns in Fortran */
|
||
|
+static const Dwarf_Op loc_fpreg_o32[] =
|
||
|
+ {
|
||
|
+ { .atom = DW_OP_regx, .number = 32 }, { .atom = DW_OP_piece, .number = 4 },
|
||
|
+ { .atom = DW_OP_regx, .number = 33 }, { .atom = DW_OP_piece, .number = 4 },
|
||
|
+ { .atom = DW_OP_regx, .number = 34 }, { .atom = DW_OP_piece, .number = 4 },
|
||
|
+ { .atom = DW_OP_regx, .number = 35 }, { .atom = DW_OP_piece, .number = 4 },
|
||
|
+ };
|
||
|
+
|
||
|
+/* $f0, or pair $f0, $f2. */
|
||
|
+static const Dwarf_Op loc_fpreg[] =
|
||
|
+ {
|
||
|
+ { .atom = DW_OP_regx, .number = 32 }, { .atom = DW_OP_piece, .number = 8 },
|
||
|
+ { .atom = DW_OP_regx, .number = 34 }, { .atom = DW_OP_piece, .number = 8 },
|
||
|
+ };
|
||
|
+#define nloc_fpreg 1
|
||
|
+#define nloc_fpregpair 4
|
||
|
+#define nloc_fpregquad 8
|
||
|
+
|
||
|
+/* The return value is a structure and is actually stored in stack space
|
||
|
+ passed in a hidden argument by the caller. But, the compiler
|
||
|
+ helpfully returns the address of that space in $v0. */
|
||
|
+static const Dwarf_Op loc_aggregate[] =
|
||
|
+ {
|
||
|
+ { .atom = DW_OP_breg2, .number = 0 }
|
||
|
+ };
|
||
|
+#define nloc_aggregate 1
|
||
|
+
|
||
|
+int
|
||
|
+mips_return_value_location (Dwarf_Die *functypedie, const Dwarf_Op **locp)
|
||
|
+{
|
||
|
+ /* First find the ABI used by the elf object */
|
||
|
+ enum mips_abi abi = find_mips_abi(functypedie->cu->dbg->elf);
|
||
|
+
|
||
|
+ /* Something went seriously wrong while trying to figure out the ABI */
|
||
|
+ if (abi == MIPS_ABI_LAST)
|
||
|
+ return -1;
|
||
|
+
|
||
|
+ /* We couldn't identify the ABI, but the file seems valid */
|
||
|
+ if (abi == MIPS_ABI_UNKNOWN)
|
||
|
+ return -2;
|
||
|
+
|
||
|
+ /* Can't handle EABI variants */
|
||
|
+ if ((abi == MIPS_ABI_EABI32) || (abi == MIPS_ABI_EABI64))
|
||
|
+ return -2;
|
||
|
+
|
||
|
+ unsigned int regsize = mips_abi_regsize (abi);
|
||
|
+ if (!regsize)
|
||
|
+ return -2;
|
||
|
+
|
||
|
+ /* Start with the function's type, and get the DW_AT_type attribute,
|
||
|
+ which is the type of the return value. */
|
||
|
+
|
||
|
+ Dwarf_Attribute attr_mem;
|
||
|
+ Dwarf_Attribute *attr = dwarf_attr_integrate (functypedie, DW_AT_type, &attr_mem);
|
||
|
+ if (attr == NULL)
|
||
|
+ /* The function has no return value, like a `void' function in C. */
|
||
|
+ return 0;
|
||
|
+
|
||
|
+ Dwarf_Die die_mem;
|
||
|
+ Dwarf_Die *typedie = dwarf_formref_die (attr, &die_mem);
|
||
|
+ int tag = dwarf_tag (typedie);
|
||
|
+
|
||
|
+ /* Follow typedefs and qualifiers to get to the actual type. */
|
||
|
+ while (tag == DW_TAG_typedef
|
||
|
+ || tag == DW_TAG_const_type || tag == DW_TAG_volatile_type
|
||
|
+ || tag == DW_TAG_restrict_type || tag == DW_TAG_mutable_type)
|
||
|
+ {
|
||
|
+ attr = dwarf_attr_integrate (typedie, DW_AT_type, &attr_mem);
|
||
|
+ typedie = dwarf_formref_die (attr, &die_mem);
|
||
|
+ tag = dwarf_tag (typedie);
|
||
|
+ }
|
||
|
+
|
||
|
+ switch (tag)
|
||
|
+ {
|
||
|
+ case -1:
|
||
|
+ return -1;
|
||
|
+
|
||
|
+ case DW_TAG_subrange_type:
|
||
|
+ if (! dwarf_hasattr_integrate (typedie, DW_AT_byte_size))
|
||
|
+ {
|
||
|
+ attr = dwarf_attr_integrate (typedie, DW_AT_type, &attr_mem);
|
||
|
+ typedie = dwarf_formref_die (attr, &die_mem);
|
||
|
+ tag = dwarf_tag (typedie);
|
||
|
+ }
|
||
|
+ /* Fall through. */
|
||
|
+
|
||
|
+ case DW_TAG_base_type:
|
||
|
+ case DW_TAG_enumeration_type:
|
||
|
+ case DW_TAG_pointer_type:
|
||
|
+ case DW_TAG_ptr_to_member_type:
|
||
|
+ {
|
||
|
+ Dwarf_Word size;
|
||
|
+ if (dwarf_formudata (dwarf_attr_integrate (typedie, DW_AT_byte_size,
|
||
|
+ &attr_mem), &size) != 0)
|
||
|
+ {
|
||
|
+ if (tag == DW_TAG_pointer_type || tag == DW_TAG_ptr_to_member_type)
|
||
|
+ size = regsize;
|
||
|
+ else
|
||
|
+ return -1;
|
||
|
+ }
|
||
|
+ if (tag == DW_TAG_base_type)
|
||
|
+ {
|
||
|
+ Dwarf_Word encoding;
|
||
|
+ if (dwarf_formudata (dwarf_attr_integrate (typedie, DW_AT_encoding,
|
||
|
+ &attr_mem), &encoding) != 0)
|
||
|
+ return -1;
|
||
|
+
|
||
|
+#define ABI_LOC(loc, regsize) ((regsize) == 4 ? (loc ## _o32) : (loc))
|
||
|
+
|
||
|
+ if (encoding == DW_ATE_float)
|
||
|
+ {
|
||
|
+ *locp = ABI_LOC(loc_fpreg, regsize);
|
||
|
+ if (size <= regsize)
|
||
|
+ return nloc_fpreg;
|
||
|
+
|
||
|
+ if (size <= 2*regsize)
|
||
|
+ return nloc_fpregpair;
|
||
|
+
|
||
|
+ if (size <= 4*regsize && abi == MIPS_ABI_O32)
|
||
|
+ return nloc_fpregquad;
|
||
|
+
|
||
|
+ goto aggregate;
|
||
|
+ }
|
||
|
+ }
|
||
|
+ *locp = ABI_LOC(loc_intreg, regsize);
|
||
|
+ if (size <= regsize)
|
||
|
+ return nloc_intreg;
|
||
|
+ if (size <= 2*regsize)
|
||
|
+ return nloc_intregpair;
|
||
|
+
|
||
|
+ /* Else fall through. Shouldn't happen though (at least with gcc) */
|
||
|
+ }
|
||
|
+
|
||
|
+ case DW_TAG_structure_type:
|
||
|
+ case DW_TAG_class_type:
|
||
|
+ case DW_TAG_union_type:
|
||
|
+ case DW_TAG_array_type:
|
||
|
+ aggregate:
|
||
|
+ /* XXX TODO: Can't handle structure return with other ABI's yet :-/ */
|
||
|
+ if ((abi != MIPS_ABI_O32) && (abi != MIPS_ABI_O64))
|
||
|
+ return -2;
|
||
|
+
|
||
|
+ *locp = loc_aggregate;
|
||
|
+ return nloc_aggregate;
|
||
|
+ }
|
||
|
+
|
||
|
+ /* XXX We don't have a good way to return specific errors from ebl calls.
|
||
|
+ This value means we do not understand the type, but it is well-formed
|
||
|
+ DWARF and might be valid. */
|
||
|
+ return -2;
|
||
|
+}
|
||
|
Index: elfutils-0.145/backends/mips_symbol.c
|
||
|
===================================================================
|
||
|
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
||
|
+++ elfutils-0.145/backends/mips_symbol.c 2010-02-24 18:57:35.000000000 +0000
|
||
|
@@ -0,0 +1,52 @@
|
||
|
+/* MIPS specific symbolic name handling.
|
||
|
+ Copyright (C) 2002, 2003, 2005 Red Hat, Inc.
|
||
|
+ This file is part of Red Hat elfutils.
|
||
|
+ Written by Jakub Jelinek <jakub@redhat.com>, 2002.
|
||
|
+
|
||
|
+ 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 <elf.h>
|
||
|
+#include <stddef.h>
|
||
|
+
|
||
|
+#define BACKEND mips_
|
||
|
+#include "libebl_CPU.h"
|
||
|
+
|
||
|
+/* Check for the simple reloc types. */
|
||
|
+Elf_Type
|
||
|
+mips_reloc_simple_type (Ebl *ebl __attribute__ ((unused)), int type)
|
||
|
+{
|
||
|
+ switch (type)
|
||
|
+ {
|
||
|
+ case R_MIPS_16:
|
||
|
+ return ELF_T_HALF;
|
||
|
+ case R_MIPS_32:
|
||
|
+ return ELF_T_WORD;
|
||
|
+ case R_MIPS_64:
|
||
|
+ return ELF_T_XWORD;
|
||
|
+ default:
|
||
|
+ return ELF_T_NUM;
|
||
|
+ }
|
||
|
+}
|
||
|
Index: elfutils-0.145/libebl/eblopenbackend.c
|
||
|
===================================================================
|
||
|
--- elfutils-0.145.orig/libebl/eblopenbackend.c 2010-02-24 18:55:51.000000000 +0000
|
||
|
+++ elfutils-0.145/libebl/eblopenbackend.c 2010-02-24 18:57:35.000000000 +0000
|
||
|
@@ -91,6 +91,8 @@
|
||
|
{ "sparc", "elf_sparc", "sparc", 5, EM_SPARC, 0, 0 },
|
||
|
{ "sparc", "elf_sparcv8plus", "sparc", 5, EM_SPARC32PLUS, 0, 0 },
|
||
|
{ "s390", "ebl_s390", "s390", 4, EM_S390, 0, 0 },
|
||
|
+ { "mips", "elf_mips", "mips", 4, EM_MIPS, 0, 0 },
|
||
|
+ { "mips", "elf_mipsel", "mipsel", 4, EM_MIPS_RS3_LE, 0, 0 },
|
||
|
|
||
|
{ "m32", "elf_m32", "m32", 3, EM_M32, 0, 0 },
|
||
|
{ "m68k", "elf_m68k", "m68k", 4, EM_68K, 0, 0 },
|
||
|
Index: elfutils-0.145/backends/common-reloc.c
|
||
|
===================================================================
|
||
|
--- elfutils-0.145.orig/backends/common-reloc.c 2010-02-24 18:55:51.000000000 +0000
|
||
|
+++ elfutils-0.145/backends/common-reloc.c 2010-02-24 18:57:35.000000000 +0000
|
||
|
@@ -109,11 +109,13 @@
|
||
|
}
|
||
|
|
||
|
|
||
|
+#ifndef NO_COPY_RELOC
|
||
|
bool
|
||
|
EBLHOOK(copy_reloc_p) (int reloc)
|
||
|
{
|
||
|
return reloc == R_TYPE (COPY);
|
||
|
}
|
||
|
+#endif
|
||
|
|
||
|
bool
|
||
|
EBLHOOK(none_reloc_p) (int reloc)
|
||
|
@@ -135,7 +137,9 @@
|
||
|
ebl->reloc_type_name = EBLHOOK(reloc_type_name);
|
||
|
ebl->reloc_type_check = EBLHOOK(reloc_type_check);
|
||
|
ebl->reloc_valid_use = EBLHOOK(reloc_valid_use);
|
||
|
+#ifndef NO_COPY_RELOC
|
||
|
ebl->copy_reloc_p = EBLHOOK(copy_reloc_p);
|
||
|
+#endif
|
||
|
ebl->none_reloc_p = EBLHOOK(none_reloc_p);
|
||
|
#ifndef NO_RELATIVE_RELOC
|
||
|
ebl->relative_reloc_p = EBLHOOK(relative_reloc_p);
|
||
|
Index: elfutils-0.145/backends/Makefile.am
|
||
|
===================================================================
|
||
|
--- elfutils-0.145.orig/backends/Makefile.am 2010-02-24 18:57:26.000000000 +0000
|
||
|
+++ elfutils-0.145/backends/Makefile.am 2010-02-24 18:57:57.000000000 +0000
|
||
|
@@ -29,11 +29,11 @@
|
||
|
-I$(top_srcdir)/libelf -I$(top_srcdir)/libdw
|
||
|
|
||
|
|
||
|
-modules = i386 sh x86_64 ia64 alpha arm sparc ppc ppc64 s390 parisc
|
||
|
+modules = i386 sh x86_64 ia64 alpha arm sparc ppc ppc64 s390 parisc mips
|
||
|
libebl_pic = libebl_i386_pic.a libebl_sh_pic.a libebl_x86_64_pic.a \
|
||
|
libebl_ia64_pic.a libebl_alpha_pic.a libebl_arm_pic.a \
|
||
|
libebl_sparc_pic.a libebl_ppc_pic.a libebl_ppc64_pic.a \
|
||
|
- libebl_s390_pic.a libebl_parisc_pic.a
|
||
|
+ libebl_s390_pic.a libebl_parisc_pic.a libebl_mips_pic.a
|
||
|
noinst_LIBRARIES = $(libebl_pic)
|
||
|
noinst_DATA = $(libebl_pic:_pic.a=.so)
|
||
|
|
||
|
@@ -99,6 +99,10 @@
|
||
|
libebl_parisc_pic_a_SOURCES = $(parisc_SRCS)
|
||
|
am_libebl_parisc_pic_a_OBJECTS = $(parisc_SRCS:.c=.os)
|
||
|
|
||
|
+mips_SRCS = mips_init.c mips_symbol.c mips_regs.c mips_retval.c
|
||
|
+libebl_mips_pic_a_SOURCES = $(mips_SRCS)
|
||
|
+am_libebl_mips_pic_a_OBJECTS = $(mips_SRCS:.c=.os)
|
||
|
+
|
||
|
libebl_%.so libebl_%.map: libebl_%_pic.a $(libelf) $(libdw)
|
||
|
@rm -f $(@:.so=.map)
|
||
|
echo 'ELFUTILS_$(PACKAGE_VERSION) { global: $*_init; local: *; };' \
|