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Handle -g option for IA-64 assembler.

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This commit is contained in:
Ulrich Drepper 2009-05-21 18:54:05 -07:00
parent fa64b7f76b
commit 10495c0b0a
3 changed files with 93 additions and 2 deletions
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6
ChangeLog
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@ -1,10 +1,12 @@
2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/ia64/configure.in: New file.
2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
[BZ #10162]
* sysdeps/ia64/memchr.S: Use speculative load.
2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/unix/sysv/linux/ia64/____longjmp_chk.S: New file.
* sysdeps/unix/sysv/linux/ia64/__longjmp.S: If CHECK_RSP is defined,
use it.

54
sysdeps/ia64/configure vendored Normal file
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# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/ia64.
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
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat > conftest.S <<EOF
#include "confdefs.h"
/* comment on
two lines */
${libc_cv_dot_text}
${libc_cv_asm_global_directive} foo
foo:
/* Unfortunately this test only works for a real instruction,
not for any of the machine-independent pseudo-ops.
So we just have to assume everybody has a "nop". */
nop.b 0;;
/* comment */
nop.b 0;;
/* comment */
nop.b 0;;
EOF
if { ac_try='${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } && {
ac_pattern='conftest\.S'
{ ac_try='readelf --debug-dump=line conftest.o |
grep $ac_pattern 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }
}; then
libc_cv_cpp_asm_debuginfo=yes
else
libc_cv_cpp_asm_debuginfo=no
fi
rm -f conftest*
fi
echo "$as_me:$LINENO: result: $libc_cv_cpp_asm_debuginfo" >&5
echo "${ECHO_T}$libc_cv_cpp_asm_debuginfo" >&6
if test $libc_cv_cpp_asm_debuginfo = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_CPP_ASM_DEBUGINFO 1
_ACEOF
fi

35
sysdeps/ia64/configure.in Normal file
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@ -0,0 +1,35 @@
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
# Local configure fragment for sysdeps/ia64.
AC_CACHE_CHECK(if -g produces usable source locations for assembler-with-cpp,
libc_cv_cpp_asm_debuginfo, [dnl
cat > conftest.S <<EOF
#include "confdefs.h"
/* comment on
two lines */
${libc_cv_dot_text}
${libc_cv_asm_global_directive} foo
foo:
/* Unfortunately this test only works for a real instruction,
not for any of the machine-independent pseudo-ops.
So we just have to assume everybody has a "nop". */
nop.b 0;;
/* comment */
nop.b 0;;
/* comment */
nop.b 0;;
EOF
if AC_TRY_COMMAND([${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&AS_MESSAGE_LOG_FD]) && {
ac_pattern='conftest\.S'
AC_TRY_COMMAND([readelf --debug-dump=line conftest.o |
grep $ac_pattern 1>&AS_MESSAGE_LOG_FD])
}; then
libc_cv_cpp_asm_debuginfo=yes
else
libc_cv_cpp_asm_debuginfo=no
fi
rm -f conftest*])AC_SUBST(libc_cv_cpp_asm_debuginfo)
if test $libc_cv_cpp_asm_debuginfo = yes; then
AC_DEFINE(HAVE_CPP_ASM_DEBUGINFO)
fi