From 5018956927ff82b308a8885dcc23dfcddb3ad177 Mon Sep 17 00:00:00 2001
From: Andreas Jaeger <aj@suse.de>
Date: Wed, 21 May 2003 09:25:53 +0000
Subject: * sysdeps/generic/sysdep.h (cfi_offset, cfi_startproc,

cfi_endproc, cfi_def_cfa, cfi_def_ccfa_register,
cfi_def_cfa_offset, cfi_adjust_cfa_offset, cfi_offset): Define.
	* sysdeps/x86_64/sysdep.h (CALL_MCOUNT): Add cfi directives.
	(ENTRY): Likewise.
	(END): Likewise.

	* configure.in: Test for asm cfi directives.

	* config.h.in: Add HAVE_ASM_CFI_DIRECTIVES.
2003-05-21  Andreas Jaeger  <aj@suse.de>

	* sysdeps/generic/sysdep.h (cfi_offset, cfi_startproc,
	cfi_endproc, cfi_def_cfa, cfi_def_ccfa_register,
	cfi_def_cfa_offset, cfi_adjust_cfa_offset, cfi_offset): Define.

	* sysdeps/x86_64/sysdep.h (CALL_MCOUNT): Add cfi directives.
	(ENTRY): Likewise.
	(END): Likewise.

	* configure.in: Test for asm cfi directives.

	* config.h.in: Add HAVE_ASM_CFI_DIRECTIVES.
---
 configure | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

(limited to 'configure')

diff --git a/configure b/configure
index eac55c6..1dfeaa2 100755
--- a/configure
+++ b/configure
@@ -5689,6 +5689,39 @@ _ACEOF
   ;;
 esac
 
+echo "$as_me:$LINENO: checking whether CFI directives are supported" >&5
+echo $ECHO_N "checking whether CFI directives are supported... $ECHO_C" >&6
+if test "${libc_cv_asm_cfi_directives+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat > conftest.s <<EOF
+        .text
+        .type   func,@function
+func:
+        .cfi_startproc
+        .cfi_endproc
+EOF
+if { ac_try='${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 $ac_status); }; }; then
+  libc_cv_asm_cfi_directives=yes
+else
+  libc_cv_asm_cfi_directives=no
+fi
+rm -f conftest*
+fi
+echo "$as_me:$LINENO: result: $libc_cv_asm_cfi_directives" >&5
+echo "${ECHO_T}$libc_cv_asm_cfi_directives" >&6
+if test $libc_cv_asm_cfi_directives = yes; then
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_ASM_CFI_DIRECTIVES 1
+_ACEOF
+
+fi
+
 echo "$as_me:$LINENO: checking if -g produces usable source locations for assembler-with-cpp" >&5
 echo $ECHO_N "checking if -g produces usable source locations for assembler-with-cpp... $ECHO_C" >&6
 if test "${libc_cv_cpp_asm_debuginfo+set}" = set; then
-- 
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