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pmaports/cross/binutils-aarch64/hash-style-configure-flag.patch

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Update binutils-* to upstream (2.28-r3)
2017-11-27 20:40:38 +00:00
From 2760f24c4942853eac7b921e4b8843d57a602654 Mon Sep 17 00:00:00 2001
From: Romain Geissler <romain.geissler@gmail.com>
Date: Tue, 8 Aug 2017 07:25:39 +0930
Subject: [PATCH] Add configure flag to enable gnu hash style by default.
ld/
* configure.ac: Add --enable-default-hash-style option.
* ldmain.c (main): Set link_info.emit_hash to DEFAULT_EMIT_SYSV_HASH.
Set link_info.emit_gnu_hash to DEFAULT_EMIT_GNU_HASH.
* configure: Regenerate.
* config.in: Regenerate.
gold/
* configure.ac: Add --enable-default-hash-style option.
* options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
* configure: Regenerate.
* config.in: Regenerate.
---
gold/ChangeLog | 8 ++++++++
gold/config.in | 3 +++
gold/configure | 27 +++++++++++++++++++++++++++
gold/configure.ac | 20 ++++++++++++++++++++
gold/options.h | 2 +-
ld/ChangeLog | 9 +++++++++
ld/config.in | 6 ++++++
ld/configure | 42 ++++++++++++++++++++++++++++++++++++++----
ld/configure.ac | 34 ++++++++++++++++++++++++++++++++++
ld/ldmain.c | 3 ++-
10 files changed, 148 insertions(+), 6 deletions(-)
diff --git a/gold/ChangeLog b/gold/ChangeLog
index d598386..93836dd 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,3 +1,11 @@
+2017-08-08 Romain Geissler <romain.geissler@gmail.com>
+ Alan Modra <amodra@gmail.com>
+
+ * configure.ac: Add --enable-default-hash-style option.
+ * options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
2017-02-22 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc::make_iplt_section): Check that
diff --git a/gold/config.in b/gold/config.in
index d9f7b76..5855fca 100644
--- a/gold/config.in
+++ b/gold/config.in
@@ -10,6 +10,9 @@
/* Define if building universal (internal helper macro) */
#undef AC_APPLE_UNIVERSAL_BUILD
+/* Set the default --hash-style value */
+#undef DEFAULT_HASH_STYLE
+
/* Define to 1 if you want to enable -z relro in ELF linker by default. */
#undef DEFAULT_LD_Z_RELRO
diff --git a/gold/configure b/gold/configure
index cb020be..90a706d 100755
--- a/gold/configure
+++ b/gold/configure
@@ -797,6 +797,7 @@ enable_threads
enable_plugins
enable_relro
enable_targets
+enable_default_hash_style
with_lib_path
enable_dependency_tracking
enable_nls
@@ -1447,6 +1448,8 @@ Optional Features:
--enable-plugins linker plugins
--enable-relro enable -z relro in ELF linker by default
--enable-targets alternative target configurations
+ --enable-default-hash-style={sysv,gnu,both}
+ use this default hash style
--disable-dependency-tracking speeds up one-time build
--enable-dependency-tracking do not reject slow dependency extractors
--disable-nls do not use Native Language Support
@@ -3410,6 +3413,30 @@ if test -n "$enable_targets"; then
done
fi
+# Decide which "--hash-style" to use by default
+# Provide a configure time option to override our default.
+# Check whether --enable-default-hash-style was given.
+if test "${enable_default_hash_style+set}" = set; then :
+ enableval=$enable_default_hash_style; case "${enable_default_hash_style}" in
+ sysv | gnu | both) ;;
+ *) as_fn_error "bad value ${enable_default_hash_style} for enable-default-hash-style option" "$LINENO" 5 ;;
+esac
+else
+ case "${target}" in
+ # Enable gnu hash only on GNU targets, but not mips
+ mips*-*-*) enable_default_hash_style=sysv ;;
+ *-*-gnu* | *-*-linux* | *-*-nacl*) enable_default_hash_style=both ;;
+ *) enable_default_hash_style=sysv ;;
+esac
+fi
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define DEFAULT_HASH_STYLE "${enable_default_hash_style}"
+_ACEOF
+
+
# See which specific instantiations we need.
targetobjs=
all_targets=
diff --git a/gold/configure.ac b/gold/configure.ac
index cbe3380..d7fa1f8 100644
--- a/gold/configure.ac
+++ b/gold/configure.ac
@@ -161,6 +161,26 @@ if test -n "$enable_targets"; then
done
fi
+# Decide which "--hash-style" to use by default
+# Provide a configure time option to override our default.
+AC_ARG_ENABLE([default-hash-style],
+AS_HELP_STRING([--enable-default-hash-style={sysv,gnu,both}],
+ [use this default hash style]),
+[case "${enable_default_hash_style}" in
+ sysv | gnu | both) ;;
+ *) AC_MSG_ERROR([bad value ${enable_default_hash_style} for enable-default-hash-style option]) ;;
+esac],
+[case "${target}" in
+ # Enable gnu hash only on GNU targets, but not mips
+ mips*-*-*) enable_default_hash_style=sysv ;;
+ *-*-gnu* | *-*-linux* | *-*-nacl*) enable_default_hash_style=both ;;
+ *) enable_default_hash_style=sysv ;;
+esac])
+
+AC_DEFINE_UNQUOTED([DEFAULT_HASH_STYLE],
+ ["${enable_default_hash_style}"],
+ [Set the default --hash-style value])
+
# See which specific instantiations we need.
targetobjs=
all_targets=
diff --git a/gold/options.h b/gold/options.h
index a8b1d46..ce21a42 100644
--- a/gold/options.h
+++ b/gold/options.h
@@ -921,7 +921,7 @@ class General_options
N_("Min fraction of empty buckets in dynamic hash"),
N_("FRACTION"));
- DEFINE_enum(hash_style, options::TWO_DASHES, '\0', "sysv",
+ DEFINE_enum(hash_style, options::TWO_DASHES, '\0', DEFAULT_HASH_STYLE,
N_("Dynamic hash style"), N_("[sysv,gnu,both]"),
{"sysv", "gnu", "both"});
diff --git a/ld/ChangeLog b/ld/ChangeLog
index ba7d1d4..cf91d55 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,12 @@
+2017-08-08 Romain Geissler <romain.geissler@gmail.com>
+ Alan Modra <amodra@gmail.com>
+
+ * configure.ac: Add --enable-default-hash-style option.
+ * ldmain.c (main): Set link_info.emit_hash to DEFAULT_EMIT_SYSV_HASH.
+ Set link_info.emit_gnu_hash to DEFAULT_EMIT_GNU_HASH.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
2017-03-02 Tristan Gingold <gingold@adacore.com>
* configure: Regenerate.
diff --git a/ld/config.in b/ld/config.in
index 2c6d698..b2318e1 100644
--- a/ld/config.in
+++ b/ld/config.in
@@ -7,6 +7,12 @@
#endif
#define __CONFIG_H__ 1
+/* Define to 1 if you want to emit gnu hash in the ELF linker by default. */
+#undef DEFAULT_EMIT_GNU_HASH
+
+/* Define to 1 if you want to emit sysv hash in the ELF linker by default. */
+#undef DEFAULT_EMIT_SYSV_HASH
+
/* Define if you want compressed debug sections by default. */
#undef DEFAULT_FLAG_COMPRESS_DEBUG
diff --git a/ld/configure b/ld/configure
index 36af969..40c67fd 100755
--- a/ld/configure
+++ b/ld/configure
@@ -793,6 +793,7 @@ enable_gold
enable_got
enable_compressed_debug_sections
enable_relro
+enable_default_hash_style
enable_werror
enable_build_warnings
enable_nls
@@ -1452,6 +1453,8 @@ Optional Features:
--enable-compressed-debug-sections={all,ld,none}
compress debug sections by default]
--enable-relro enable -z relro in ELF linker by default
+ --enable-default-hash-style={sysv,gnu,both}
+ use this default hash style
--enable-werror treat compile warnings as errors
--enable-build-warnings enable build-time compiler warnings
--disable-nls do not use Native Language Support
@@ -11724,7 +11727,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11727 "configure"
+#line 11730 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -11830,7 +11833,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11833 "configure"
+#line 11836 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -15555,6 +15558,33 @@ if test "${enable_relro+set}" = set; then :
esac
fi
+# Decide which "--hash-style" to use by default
+# Provide a configure time option to override our default.
+# Check whether --enable-default-hash-style was given.
+if test "${enable_default_hash_style+set}" = set; then :
+ enableval=$enable_default_hash_style; case "${enable_default_hash_style}" in
+ sysv | gnu | both) ;;
+ *) as_fn_error "bad value ${enable_default_hash_style} for enable-default-hash-style option" "$LINENO" 5 ;;
+esac
+else
+ case "${target}" in
+ # Enable gnu hash only on GNU targets, but not mips
+ mips*-*-*) enable_default_hash_style=sysv ;;
+ *-*-gnu* | *-*-linux* | *-*-nacl*) enable_default_hash_style=both ;;
+ *) enable_default_hash_style=sysv ;;
+esac
+fi
+
+
+case "${enable_default_hash_style}" in
+ sysv | both) ac_default_emit_sysv_hash=1 ;;
+ *) ac_default_emit_sysv_hash=0 ;;
+esac
+
+case "${enable_default_hash_style}" in
+ gnu | both) ac_default_emit_gnu_hash=1 ;;
+ *) ac_default_emit_gnu_hash=0 ;;
+esac
# Set the 'development' global.
. $srcdir/../bfd/development.sh
@@ -17212,9 +17242,13 @@ cat >>confdefs.h <<_ACEOF
#define DEFAULT_LD_Z_RELRO $ac_default_ld_z_relro
_ACEOF
+cat >>confdefs.h <<_ACEOF
+#define DEFAULT_EMIT_SYSV_HASH $ac_default_emit_sysv_hash
+_ACEOF
-
-
+cat >>confdefs.h <<_ACEOF
+#define DEFAULT_EMIT_GNU_HASH $ac_default_emit_gnu_hash
+_ACEOF
diff --git a/ld/configure.ac b/ld/configure.ac
index 36a9f50..1876ad7 100644
--- a/ld/configure.ac
+++ b/ld/configure.ac
@@ -166,6 +166,32 @@ AC_ARG_ENABLE(relro,
no) ac_default_ld_z_relro=0 ;;
esac])dnl
+# Decide which "--hash-style" to use by default
+# Provide a configure time option to override our default.
+AC_ARG_ENABLE([default-hash-style],
+AS_HELP_STRING([--enable-default-hash-style={sysv,gnu,both}],
+ [use this default hash style]),
+[case "${enable_default_hash_style}" in
+ sysv | gnu | both) ;;
+ *) AC_MSG_ERROR([bad value ${enable_default_hash_style} for enable-default-hash-style option]) ;;
+esac],
+[case "${target}" in
+ # Enable gnu hash only on GNU targets, but not mips
+ mips*-*-*) enable_default_hash_style=sysv ;;
+ *-*-gnu* | *-*-linux* | *-*-nacl*) enable_default_hash_style=both ;;
+ *) enable_default_hash_style=sysv ;;
+esac])
+
+case "${enable_default_hash_style}" in
+ sysv | both) ac_default_emit_sysv_hash=1 ;;
+ *) ac_default_emit_sysv_hash=0 ;;
+esac
+
+case "${enable_default_hash_style}" in
+ gnu | both) ac_default_emit_gnu_hash=1 ;;
+ *) ac_default_emit_gnu_hash=0 ;;
+esac
+
AM_BINUTILS_WARNINGS
AM_LC_MESSAGES
@@ -394,6 +420,14 @@ AC_DEFINE_UNQUOTED(DEFAULT_LD_Z_RELRO,
$ac_default_ld_z_relro,
[Define to 1 if you want to enable -z relro in ELF linker by default.])
+AC_DEFINE_UNQUOTED([DEFAULT_EMIT_SYSV_HASH],
+ [$ac_default_emit_sysv_hash],
+ [Define to 1 if you want to emit sysv hash in the ELF linker by default.])
+
+AC_DEFINE_UNQUOTED([DEFAULT_EMIT_GNU_HASH],
+ [$ac_default_emit_gnu_hash],
+ [Define to 1 if you want to emit gnu hash in the ELF linker by default.])
+
AC_SUBST(elf_list_options)
AC_SUBST(elf_shlib_list_options)
AC_SUBST(elf_plt_unwind_list_options)
diff --git a/ld/ldmain.c b/ld/ldmain.c
index 1e48b1a..579d961 100644
--- a/ld/ldmain.c
+++ b/ld/ldmain.c
@@ -282,7 +282,8 @@ main (int argc, char **argv)
link_info.keep_memory = TRUE;
link_info.combreloc = TRUE;
link_info.strip_discarded = TRUE;
- link_info.emit_hash = TRUE;
+ link_info.emit_hash = DEFAULT_EMIT_SYSV_HASH;
+ link_info.emit_gnu_hash = DEFAULT_EMIT_GNU_HASH;
link_info.callbacks = &link_callbacks;
link_info.input_bfds_tail = &link_info.input_bfds;
/* SVR4 linkers seem to set DT_INIT and DT_FINI based on magic _init
--
2.14.2
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