diff options
| author | Andreas Jaeger <aj@suse.de> | 2003-05-21 09:25:53 +0000 |
|---|---|---|
| committer | Andreas Jaeger <aj@suse.de> | 2003-05-21 09:25:53 +0000 |
| commit | 5018956927ff82b308a8885dcc23dfcddb3ad177 (patch) | |
| tree | ac1c69dbe5bec98193689e64c4ab9a5fb5ccdfea /configure.in | |
| parent | 479aa8ecb2e64cb2bd70be3c258d42541d916291 (diff) | |
* 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.
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/configure.in b/configure.in index f0511ac5f9..c415f37de7 100644 --- a/configure.in +++ b/configure.in @@ -1502,6 +1502,24 @@ EOF ;; esac +AC_CACHE_CHECK(whether CFI directives are supported, libc_cv_asm_cfi_directives, [dnl +cat > conftest.s <<EOF + .text + .type func,@function +func: + .cfi_startproc + .cfi_endproc +EOF +if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then + libc_cv_asm_cfi_directives=yes +else + libc_cv_asm_cfi_directives=no +fi +rm -f conftest*]) +if test $libc_cv_asm_cfi_directives = yes; then + AC_DEFINE(HAVE_ASM_CFI_DIRECTIVES) +fi + AC_CACHE_CHECK(if -g produces usable source locations for assembler-with-cpp, libc_cv_cpp_asm_debuginfo, [dnl cat > conftest.S <<EOF |