diff options
| author | ro <ro@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-05-19 15:31:36 +0000 |
|---|---|---|
| committer | ro <ro@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-05-19 15:31:36 +0000 |
| commit | 40ae1f19e2410a4e1929eb9c4a4648a53c18ebef (patch) | |
| tree | 98454e0778c8a618a064eb0900e2248bceec7517 /libffi/configure.ac | |
| parent | 05157f42835c68da84a4e13b3ce1e3ca4731dfaa (diff) | |
| download | gcc-40ae1f19e2410a4e1929eb9c4a4648a53c18ebef.tar.gz | |
* configure.ac (libffi_cv_as_x86_pcrel): Check for illegal in as
output, too.
(libffi_cv_as_ascii_pseudo_op): Check for .ascii.
(libffi_cv_as_string_pseudo_op): Check for .string.
* configure: Regenerate.
* fficonfig.h.in: Regenerate.
* src/x86/sysv.S (.eh_frame): Use .ascii, .string or error.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159570 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libffi/configure.ac')
| -rw-r--r-- | libffi/configure.ac | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/libffi/configure.ac b/libffi/configure.ac index 1b484f94bde..d4644a3df31 100644 --- a/libffi/configure.ac +++ b/libffi/configure.ac @@ -266,7 +266,7 @@ if test x$TARGET = xX86 || test x$TARGET = xX86_WIN32 || test x$TARGET = xX86_64 libffi_cv_as_x86_pcrel, [ libffi_cv_as_x86_pcrel=yes echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s - if $CC $CFLAGS -c conftest.s 2>&1 | grep -i warning > /dev/null; then + if $CC $CFLAGS -c conftest.s 2>&1 | $EGREP -i 'illegal|warning' > /dev/null; then libffi_cv_as_x86_pcrel=no fi ]) @@ -274,6 +274,32 @@ if test x$TARGET = xX86 || test x$TARGET = xX86_WIN32 || test x$TARGET = xX86_64 AC_DEFINE(HAVE_AS_X86_PCREL, 1, [Define if your assembler supports PC relative relocs.]) fi + + AC_CACHE_CHECK([assembler .ascii pseudo-op support], + libffi_cv_as_ascii_pseudo_op, [ + libffi_cv_as_ascii_pseudo_op=unknown + # Check if we have .ascii + AC_TRY_COMPILE([asm (".ascii \"string\"");],, + [libffi_cv_as_ascii_pseudo_op=yes], + [libffi_cv_as_ascii_pseudo_op=no]) + ]) + if test "x$libffi_cv_as_ascii_pseudo_op" = xyes; then + AC_DEFINE(HAVE_AS_ASCII_PSEUDO_OP, 1, + [Define if your assembler supports .ascii.]) + fi + + AC_CACHE_CHECK([assembler .string pseudo-op support], + libffi_cv_as_string_pseudo_op, [ + libffi_cv_as_string_pseudo_op=unknown + # Check if we have .string + AC_TRY_COMPILE([asm (".string \"string\"");],, + [libffi_cv_as_string_pseudo_op=yes], + [libffi_cv_as_string_pseudo_op=no]) + ]) + if test "x$libffi_cv_as_string_pseudo_op" = xyes; then + AC_DEFINE(HAVE_AS_STRING_PSEUDO_OP, 1, + [Define if your assembler supports .string.]) + fi fi case "$target" in |