diff options
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/acconfig.h | 3 | ||||
| -rw-r--r-- | gcc/config.in | 3 | ||||
| -rw-r--r-- | gcc/config/pa/som.h | 2 | ||||
| -rwxr-xr-x | gcc/configure | 25 | ||||
| -rw-r--r-- | gcc/configure.in | 13 |
6 files changed, 50 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4d39894df7f..c16f4b6ceb3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +Wed Mar 15 15:43:38 2000 Jeffrey A Law (law@cygnus.com) + + * acconfig.h (HAVE_GAS_WEAK): New define. + * configure.in (assembler weak support): Check for .weak support. + * config.in, configure: Rebuilt. + * pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Only define if + HAVE_GAS_WEAK is defined. + 2000-03-15 Nick Clifton <nickc@cygnus.com> * config/arm/arm.c (arm_output_epilogue): Do not pass %c to diff --git a/gcc/acconfig.h b/gcc/acconfig.h index b86b4d3c74a..b0a44d00aca 100644 --- a/gcc/acconfig.h +++ b/gcc/acconfig.h @@ -69,6 +69,9 @@ emitting at the beginning of your section */ #undef HAVE_GAS_SUBSECTION_ORDERING +/* Define if your assembler supports .weak. */ +#undef HAVE_GAS_WEAK + /* Define if your assembler uses the old HImode fild and fist notation. */ #undef HAVE_GAS_FILDS_FISTS diff --git a/gcc/config.in b/gcc/config.in index 7ef6bcd16b1..879360b882f 100644 --- a/gcc/config.in +++ b/gcc/config.in @@ -70,6 +70,9 @@ emitting at the beginning of your section */ #undef HAVE_GAS_SUBSECTION_ORDERING +/* Define if your assembler supports .weak. */ +#undef HAVE_GAS_WEAK + /* Define if your assembler uses the old HImode fild and fist notation. */ #undef HAVE_GAS_FILDS_FISTS diff --git a/gcc/config/pa/som.h b/gcc/config/pa/som.h index d00db587d24..8219ca7d9fc 100644 --- a/gcc/config/pa/som.h +++ b/gcc/config/pa/som.h @@ -378,6 +378,7 @@ do { \ /* The .align directive in the HP assembler allows up to a 32 alignment. */ #define MAX_OFILE_ALIGNMENT 32768 +#ifdef HAVE_GAS_WEAK #define MAKE_DECL_ONE_ONLY(DECL) (DECL_WEAK (DECL) = 1) /* This is how we tell the assembler that a symbol is weak. */ @@ -385,3 +386,4 @@ do { \ #define ASM_WEAKEN_LABEL(FILE,NAME) \ do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \ fputc ('\n', FILE); } while (0) +#endif diff --git a/gcc/configure b/gcc/configure index fea9b3f1bee..4fdd12f15af 100755 --- a/gcc/configure +++ b/gcc/configure @@ -8891,10 +8891,27 @@ EOF fi echo "$ac_t""$gcc_cv_as_subsections" 1>&6 +echo $ac_n "checking assembler weak support""... $ac_c" 1>&6 +echo "configure:8896: checking assembler weak support" >&5 +gcc_cv_as_weak= +if test x$gcc_cv_as != x; then + # Check if we have .weak + echo " .weak foobar" > conftest.s + if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then + cat >> confdefs.h <<\EOF +#define HAVE_GAS_WEAK 1 +EOF + + gcc_cv_as_weak="yes" + fi + rm -f conftest.s conftest.o conftest.nm1 conftest.nm2 +fi +echo "$ac_t""$gcc_cv_as_weak" 1>&6 + case "$target" in sparc*-*-*) echo $ac_n "checking assembler .register pseudo-op support""... $ac_c" 1>&6 -echo "configure:8898: checking assembler .register pseudo-op support" >&5 +echo "configure:8915: checking assembler .register pseudo-op support" >&5 if eval "test \"`echo '$''{'gcc_cv_as_register_pseudo_op'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -8924,7 +8941,7 @@ EOF case "$tm_file" in *64*) echo $ac_n "checking for 64 bit support in assembler ($gcc_cv_as)""... $ac_c" 1>&6 -echo "configure:8928: checking for 64 bit support in assembler ($gcc_cv_as)" >&5 +echo "configure:8945: checking for 64 bit support in assembler ($gcc_cv_as)" >&5 if eval "test \"`echo '$''{'gcc_cv_as_flags64'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -8969,7 +8986,7 @@ EOF if test "x$gcc_cv_as_flags64" != xno; then echo $ac_n "checking for assembler offsetable %lo() support""... $ac_c" 1>&6 -echo "configure:8973: checking for assembler offsetable %lo() support" >&5 +echo "configure:8990: checking for assembler offsetable %lo() support" >&5 if eval "test \"`echo '$''{'gcc_cv_as_offsetable_lo10'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -9008,7 +9025,7 @@ EOF i[34567]86-*-*) echo $ac_n "checking assembler instructions""... $ac_c" 1>&6 -echo "configure:9012: checking assembler instructions" >&5 +echo "configure:9029: checking assembler instructions" >&5 gcc_cv_as_instructions= if test x$gcc_cv_as != x; then set "filds fists" "filds mem; fists mem" diff --git a/gcc/configure.in b/gcc/configure.in index 4a38a5e0a9c..75fa2e29651 100644 --- a/gcc/configure.in +++ b/gcc/configure.in @@ -4427,6 +4427,19 @@ EOF fi AC_MSG_RESULT($gcc_cv_as_subsections) +AC_MSG_CHECKING(assembler weak support) +gcc_cv_as_weak= +if test x$gcc_cv_as != x; then + # Check if we have .weak + echo " .weak foobar" > conftest.s + if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then + AC_DEFINE(HAVE_GAS_WEAK) + gcc_cv_as_weak="yes" + fi + rm -f conftest.s conftest.o conftest.nm1 conftest.nm2 +fi +AC_MSG_RESULT($gcc_cv_as_weak) + case "$target" in sparc*-*-*) AC_CACHE_CHECK([assembler .register pseudo-op support], |