Squashed 'yocto-poky/' content from commit ea562de
git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/meta/recipes-devtools/elfutils/elfutils-0.163/m68k_backend.diff b/meta/recipes-devtools/elfutils/elfutils-0.163/m68k_backend.diff
new file mode 100644
index 0000000..f5b566f
--- /dev/null
+++ b/meta/recipes-devtools/elfutils/elfutils-0.163/m68k_backend.diff
@@ -0,0 +1,493 @@
+From: Kurt Roeckx <kurt@roeckx.be>
+From: Thorsten Glaser <tg@mirbsd.de>
+Subject: m68k support
+
+Written by Kurt Roeckx, except for the retval support which was written
+by Thorsten Glaser
+
+
+Index: elfutils-0.158/backends/m68k_init.c
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ elfutils-0.158/backends/m68k_init.c 2014-04-21 11:14:23.813175704 +0000
+@@ -0,0 +1,50 @@
++/* Initialization of m68k specific backend library.
++ Copyright (C) 2007 Kurt Roeckx <kurt@roeckx.be>
++
++ This software 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.
++
++ This softare 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 this software; if not, write to the Free Software Foundation,
++ Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
++
++*/
++
++#ifdef HAVE_CONFIG_H
++# include <config.h>
++#endif
++
++#define BACKEND m68k_
++#define RELOC_PREFIX R_68K_
++#include "libebl_CPU.h"
++
++/* This defines the common reloc hooks based on m68k_reloc.def. */
++#include "common-reloc.c"
++
++
++const char *
++m68k_init (elf, machine, eh, ehlen)
++ Elf *elf __attribute__ ((unused));
++ GElf_Half machine __attribute__ ((unused));
++ Ebl *eh;
++ size_t ehlen;
++{
++ /* Check whether the Elf_BH object has a sufficent size. */
++ if (ehlen < sizeof (Ebl))
++ return NULL;
++
++ /* We handle it. */
++ eh->name = "m68k";
++ m68k_init_reloc (eh);
++ HOOK (eh, reloc_simple_type);
++ HOOK (eh, return_value_location);
++ HOOK (eh, register_info);
++
++ return MODVERSION;
++}
+Index: elfutils-0.158/backends/m68k_regs.c
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ elfutils-0.158/backends/m68k_regs.c 2014-04-21 11:14:23.813175704 +0000
+@@ -0,0 +1,106 @@
++/* Register names and numbers for m68k DWARF.
++ Copyright (C) 2007 Kurt Roeckx <kurt@roeckx.be>
++
++ This software 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.
++
++ This software 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 this software; if not, write to the Free Software Foundation,
++ Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
++
++ */
++
++#ifdef HAVE_CONFIG_H
++# include <config.h>
++#endif
++
++#include <string.h>
++#include <dwarf.h>
++
++#define BACKEND m68k_
++#include "libebl_CPU.h"
++
++ssize_t
++m68k_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 25;
++
++ if (regno < 0 || regno > 24 || namelen < 5)
++ return -1;
++
++ *prefix = "%";
++ *bits = 32;
++ *type = (regno < 8 ? DW_ATE_signed
++ : regno < 16 ? DW_ATE_address : DW_ATE_float);
++
++ if (regno < 8)
++ {
++ *setname = "integer";
++ }
++ else if (regno < 16)
++ {
++ *setname = "address";
++ }
++ else if (regno < 24)
++ {
++ *setname = "FPU";
++ }
++ else
++ {
++ *setname = "address";
++ *type = DW_ATE_address;
++ }
++
++ switch (regno)
++ {
++ case 0 ... 7:
++ name[0] = 'd';
++ name[1] = regno + '0';
++ namelen = 2;
++ break;
++
++ case 8 ... 13:
++ name[0] = 'a';
++ name[1] = regno - 8 + '0';
++ namelen = 2;
++ break;
++
++ case 14:
++ name[0] = 'f';
++ name[1] = 'p';
++ namelen = 2;
++ break;
++
++ case 15:
++ name[0] = 's';
++ name[1] = 'p';
++ namelen = 2;
++ break;
++
++ case 16 ... 23:
++ name[0] = 'f';
++ name[1] = 'p';
++ name[2] = regno - 16 + '0';
++ namelen = 3;
++ break;
++
++ case 24:
++ name[0] = 'p';
++ name[1] = 'c';
++ namelen = 2;
++ }
++
++ name[namelen++] = '\0';
++ return namelen;
++}
++
+Index: elfutils-0.158/backends/m68k_reloc.def
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ elfutils-0.158/backends/m68k_reloc.def 2014-04-21 11:14:23.813175704 +0000
+@@ -0,0 +1,45 @@
++/* List the relocation types for m68k. -*- C -*-
++ Copyright (C) 2007 Kurt Roeckx <kurt@roeckx.be>
++
++ This software 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.
++
++ This software 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 this software; if not, write to the Free Software Foundation,
++ Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
++*/
++
++/* NAME, REL|EXEC|DYN */
++
++RELOC_TYPE (NONE, 0)
++RELOC_TYPE (32, REL|EXEC|DYN)
++RELOC_TYPE (16, REL)
++RELOC_TYPE (8, REL)
++RELOC_TYPE (PC32, REL|EXEC|DYN)
++RELOC_TYPE (PC16, REL)
++RELOC_TYPE (PC8, REL)
++RELOC_TYPE (GOT32, REL)
++RELOC_TYPE (GOT16, REL)
++RELOC_TYPE (GOT8, REL)
++RELOC_TYPE (GOT32O, REL)
++RELOC_TYPE (GOT16O, REL)
++RELOC_TYPE (GOT8O, REL)
++RELOC_TYPE (PLT32, REL)
++RELOC_TYPE (PLT16, REL)
++RELOC_TYPE (PLT8, REL)
++RELOC_TYPE (PLT32O, REL)
++RELOC_TYPE (PLT16O, REL)
++RELOC_TYPE (PLT8O, REL)
++RELOC_TYPE (COPY, EXEC)
++RELOC_TYPE (GLOB_DAT, EXEC|DYN)
++RELOC_TYPE (JMP_SLOT, EXEC|DYN)
++RELOC_TYPE (RELATIVE, EXEC|DYN)
++RELOC_TYPE (GNU_VTINHERIT, REL)
++RELOC_TYPE (GNU_VTENTRY, REL)
++
+Index: elfutils-0.158/libelf/elf.h
+===================================================================
+--- elfutils-0.158.orig/libelf/elf.h 2014-04-21 11:14:23.813175704 +0000
++++ elfutils-0.158/libelf/elf.h 2014-04-21 11:14:23.813175704 +0000
+@@ -1157,6 +1157,9 @@
+ #define R_68K_GLOB_DAT 20 /* Create GOT entry */
+ #define R_68K_JMP_SLOT 21 /* Create PLT entry */
+ #define R_68K_RELATIVE 22 /* Adjust by program base */
++/* The next 2 are GNU extensions to enable C++ vtable garbage collection. */
++#define R_68K_GNU_VTINHERIT 23
++#define R_68K_GNU_VTENTRY 24
+ #define R_68K_TLS_GD32 25 /* 32 bit GOT offset for GD */
+ #define R_68K_TLS_GD16 26 /* 16 bit GOT offset for GD */
+ #define R_68K_TLS_GD8 27 /* 8 bit GOT offset for GD */
+Index: elfutils-0.158/backends/Makefile.am
+===================================================================
+--- elfutils-0.158.orig/backends/Makefile.am 2014-04-21 11:14:23.813175704 +0000
++++ elfutils-0.158/backends/Makefile.am 2014-04-21 11:14:48.344621167 +0000
+@@ -33,12 +33,12 @@
+
+
+ modules = i386 sh x86_64 ia64 alpha arm aarch64 sparc ppc ppc64 s390 \
+- tilegx parisc mips
++ tilegx parisc mips m68k
+ 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_aarch64_pic.a libebl_sparc_pic.a libebl_ppc_pic.a \
+ libebl_ppc64_pic.a libebl_s390_pic.a libebl_tilegx_pic.a \
+- libebl_parisc_pic.a libebl_mips_pic.a
++ libebl_parisc_pic.a libebl_mips_pic.a libebl_m68k_pic.a
+ noinst_LIBRARIES = $(libebl_pic)
+ noinst_DATA = $(libebl_pic:_pic.a=.so)
+
+@@ -125,6 +125,10 @@
+ libebl_mips_pic_a_SOURCES = $(mips_SRCS)
+ am_libebl_mips_pic_a_OBJECTS = $(mips_SRCS:.c=.os)
+
++m68k_SRCS = m68k_init.c m68k_symbol.c m68k_regs.c m68k_retval.c
++libebl_m68k_pic_a_SOURCES = $(m68k_SRCS)
++am_libebl_m68k_pic_a_OBJECTS = $(m68k_SRCS:.c=.os)
++
+ libebl_%.so libebl_%.map: libebl_%_pic.a $(libelf) $(libdw)
+ @rm -f $(@:.so=.map)
+ echo 'ELFUTILS_$(PACKAGE_VERSION) { global: $*_init; local: *; };' \
+Index: elfutils-0.158/backends/m68k_symbol.c
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ elfutils-0.158/backends/m68k_symbol.c 2014-04-21 11:14:23.813175704 +0000
+@@ -0,0 +1,43 @@
++/* m68k specific symbolic name handling.
++ Copyright (C) 2007 Kurt Roeckx <kurt@roeckx.be>
++
++ This software 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.
++
++ This software 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 this software; if not, write to the Free Software Foundation,
++ Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
++*/
++
++#ifdef HAVE_CONFIG_H
++# include <config.h>
++#endif
++
++#include <elf.h>
++#include <stddef.h>
++
++#define BACKEND m68k_
++#include "libebl_CPU.h"
++
++/* Check for the simple reloc types. */
++Elf_Type
++m68k_reloc_simple_type (Ebl *ebl __attribute__ ((unused)), int type)
++{
++ switch (type)
++ {
++ case R_68K_32:
++ return ELF_T_SWORD;
++ case R_68K_16:
++ return ELF_T_HALF;
++ case R_68K_8:
++ return ELF_T_BYTE;
++ default:
++ return ELF_T_NUM;
++ }
++}
+Index: elfutils-0.158/backends/m68k_retval.c
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ elfutils-0.158/backends/m68k_retval.c 2014-04-21 11:14:23.813175704 +0000
+@@ -0,0 +1,172 @@
++/* Function return value location for Linux/m68k ABI.
++ Copyright (C) 2005-2010 Red Hat, Inc.
++ Copyright (c) 2011 Thorsten Glaser, Debian.
++ 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 <assert.h>
++#include <dwarf.h>
++
++#define BACKEND m68k_
++#include "libebl_CPU.h"
++
++
++/* %d0, or pair %d0, %d1, or %a0 */
++static const Dwarf_Op loc_intreg[] =
++ {
++ { .atom = DW_OP_reg0 }, { .atom = DW_OP_piece, .number = 4 },
++ { .atom = DW_OP_reg1 }, { .atom = DW_OP_piece, .number = 4 },
++ };
++static const Dwarf_Op loc_ptrreg[] =
++ {
++ { .atom = DW_OP_reg8 },
++ };
++#define nloc_intreg 1
++#define nloc_intregpair 4
++#define nloc_ptrreg 1
++
++/* %f0 */
++static const Dwarf_Op loc_fpreg[] =
++ {
++ { .atom = DW_OP_reg16 }
++ };
++#define nloc_fpreg 1
++
++/* Structures are a bit more complicated - small structures are returned
++ in %d0 / %d1 (-freg-struct-return which is enabled by default), large
++ structures use %a1 (in constrast to the SYSV psABI which says %a0) as
++ reentrant storage space indicator. */
++static const Dwarf_Op loc_aggregate[] =
++ {
++ { .atom = DW_OP_breg9, .number = 0 }
++ };
++#define nloc_aggregate 1
++
++int
++m68k_return_value_location (Dwarf_Die *functypedie, const Dwarf_Op **locp)
++{
++ Dwarf_Word size;
++
++ /* 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)
++ {
++ 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:
++ 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 = 4;
++ else
++ return -1;
++ }
++ if (tag == DW_TAG_pointer_type || tag == DW_TAG_ptr_to_member_type)
++ {
++ *locp = loc_ptrreg;
++ return nloc_ptrreg;
++ }
++ 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;
++ if (encoding == DW_ATE_float)
++ {
++ /* XXX really 10? */
++ if (size > 10)
++ return -2;
++ *locp = loc_fpreg;
++ return nloc_fpreg;
++ }
++ }
++ if (size <= 8)
++ {
++ intreg:
++ /* XXX check endianness of dword pair, int64 vs aggregate */
++ *locp = loc_intreg;
++ return size <= 4 ? nloc_intreg : nloc_intregpair;
++ }
++
++ aggregate:
++ *locp = loc_aggregate;
++ return nloc_aggregate;
++
++ case DW_TAG_structure_type:
++ case DW_TAG_class_type:
++ case DW_TAG_union_type:
++ case DW_TAG_array_type:
++ if (dwarf_aggregate_size (typedie, &size) == 0
++ && size > 0 && size <= 8)
++ /* not accurate for a struct whose only member is a float */
++ goto intreg;
++ goto 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;
++}