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| author | Richard Henderson <rth@redhat.com> | 2001-12-15 17:05:01 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2001-12-15 17:05:01 -0800 |
| commit | 3a37b08e62c54a5f5ca33fb5151c2a3b4a1b22f7 (patch) | |
| tree | cbf829c110864fcbc2fe513c39de340fb1c12a37 /gcc/configure.in | |
| parent | bd1f473825af96053542ff6d3ac518a77c95b4af (diff) | |
| download | gcc-3a37b08e62c54a5f5ca33fb5151c2a3b4a1b22f7.zip gcc-3a37b08e62c54a5f5ca33fb5151c2a3b4a1b22f7.tar.gz gcc-3a37b08e62c54a5f5ca33fb5151c2a3b4a1b22f7.tar.bz2 | |
alpha.h (TARGET_SWITCHES): Turn on MASK_EXPLICIT_RELOCS if the assembler supports it.
* config/alpha/alpha.h (TARGET_SWITCHES): Turn on
MASK_EXPLICIT_RELOCS if the assembler supports it.
* configure.in (HAVE_AS_EXPLICIT_RELOCS): New.
* configure, config.in: Rebuild.
From-SVN: r48054
Diffstat (limited to 'gcc/configure.in')
| -rw-r--r-- | gcc/configure.in | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/gcc/configure.in b/gcc/configure.in index 34a5b2b..763fc16 100644 --- a/gcc/configure.in +++ b/gcc/configure.in @@ -1623,6 +1623,48 @@ fi AC_MSG_RESULT($gcc_cv_as_shf_merge) case "$target" in + # All TARGET_ABI_OSF targets. + alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*) + AC_CACHE_CHECK([assembler supports explicit relocations], + gcc_cv_as_explicit_relocs, [ + gcc_cv_as_explicit_relocs=unknown + if test x$gcc_cv_gas_major_version != x \ + -a x$gcc_cv_gas_minor_version != x + then + if test "$gcc_cv_gas_major_version" -eq 2 \ + -a "$gcc_cv_gas_minor_version" -ge 12 \ + -o "$gcc_cv_gas_major_version" -gt 2; then + gcc_cv_as_explicit_relocs=yes + fi + elif test x$gcc_cv_as != x; then + cat > conftest.s << 'EOF' + .set nomacro + .text + extbl $3, $2, $3 !lituse_bytoff!1 + ldq $2, a($29) !literal!1 + ldq $4, b($29) !literal!2 + ldq_u $3, 0($2) !lituse_base!1 + ldq $27, f($29) !literal!5 + jsr $26, ($27), f !lituse_jsr!5 + ldah $29, 0($26) !gpdisp!3 + lda $0, c($29) !gprel + ldah $1, d($29) !gprelhigh + lda $1, d($1) !gprellow + lda $29, 0($29) !gpdisp!3 +EOF + if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then + gcc_cv_as_explicit_relocs=yes + else + gcc_cv_as_explicit_relocs=no + fi + rm -f conftest.s conftest.o + fi + ]) + if test "x$gcc_cv_as_explicit_relocs" = xyes; then + AC_DEFINE(HAVE_AS_EXPLICIT_RELOCS, 1, + [Define if your assembler supports explicit relocations.]) + fi + ;; sparc*-*-*) AC_CACHE_CHECK([assembler .register pseudo-op support], gcc_cv_as_register_pseudo_op, [ |