GNU C Library master sources branch, master, updated. glibc-2.10-200-g01b597d

[drepper at sourceware dot org]

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http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=01b597da400ef799a43f61fa31d305eb9db81670

commit 01b597da400ef799a43f61fa31d305eb9db81670
Author: Ulrich Drepper <drepper@redhat.com>
Date:   Thu Jul 23 17:15:56 2009 -0700

    Check for .cfi_{personality,lsda} on x86-64.
    
    We need this support in NPTL now to avoid the hand-coded tables.

diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 68fe377..cb9ec53 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,7 @@
 2009-07-23  Ulrich Drepper  <drepper@redhat.com>
 
+	* sysdeps/x86_64/configure.in: New file.
+
 	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Fix error
 	path when not using absolute timeout futex.
 
diff --git a/nptl/sysdeps/x86_64/configure b/nptl/sysdeps/x86_64/configure
new file mode 100644
index 0000000..b959168
--- /dev/null
+++ b/nptl/sysdeps/x86_64/configure
@@ -0,0 +1,36 @@
+# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+ # Local configure fragment for sysdeps/i386.
+
+{ echo "$as_me:$LINENO: checking for .cfi_personality and .cfi_lsda pseudo-ops" >&5
+echo $ECHO_N "checking for .cfi_personality and .cfi_lsda pseudo-ops... $ECHO_C" >&6; }
+if test "${libc_cv_asm_cfi_personality+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+    cat > conftest.s <<EOF
+${libc_cv_dot_text}
+foo:
+	.cfi_startproc
+	.cfi_personality 0, foo
+	.cfi_lsda 0, foo
+	.cfi_endproc
+EOF
+  if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+    libc_cv_asm_cfi_personality=yes
+  else
+    libc_cv_asm_cfi_personality=no
+  fi
+  rm -f conftest*
+
+fi
+{ echo "$as_me:$LINENO: result: $libc_cv_asm_cfi_personality" >&5
+echo "${ECHO_T}$libc_cv_asm_cfi_personality" >&6; }
+if test x"$libc_cv_asm_cfi_personality" != xyes; then
+  { { echo "$as_me:$LINENO: error: assembler too old, .cfi_personality support missing" >&5
+echo "$as_me: error: assembler too old, .cfi_personality support missing" >&2;}
+   { (exit 1); exit 1; }; }
+fi
diff --git a/nptl/sysdeps/x86_64/configure.in b/nptl/sysdeps/x86_64/configure.in
new file mode 100644
index 0000000..0ba0cc3
--- /dev/null
+++ b/nptl/sysdeps/x86_64/configure.in
@@ -0,0 +1,23 @@
+GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
+# Local configure fragment for sysdeps/i386.
+
+AC_CACHE_CHECK([for .cfi_personality and .cfi_lsda pseudo-ops],
+	       libc_cv_asm_cfi_personality, [dnl
+  cat > conftest.s <<EOF
+${libc_cv_dot_text}
+foo:
+	.cfi_startproc
+	.cfi_personality 0, foo
+	.cfi_lsda 0, foo
+	.cfi_endproc
+EOF
+  if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
+    libc_cv_asm_cfi_personality=yes
+  else
+    libc_cv_asm_cfi_personality=no
+  fi
+  rm -f conftest*
+])
+if test x"$libc_cv_asm_cfi_personality" != xyes; then
+  AC_MSG_ERROR([assembler too old, .cfi_personality support missing])
+fi

-----------------------------------------------------------------------

Summary of changes:
 nptl/ChangeLog                   |    2 ++
 nptl/sysdeps/x86_64/configure    |   36 ++++++++++++++++++++++++++++++++++++
 nptl/sysdeps/x86_64/configure.in |   23 +++++++++++++++++++++++
 3 files changed, 61 insertions(+), 0 deletions(-)
 create mode 100644 nptl/sysdeps/x86_64/configure
 create mode 100644 nptl/sysdeps/x86_64/configure.in


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