diff options
Diffstat (limited to 'gcc/configure.in')
| -rw-r--r-- | gcc/configure.in | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/configure.in b/gcc/configure.in index ccdd42a1e5b..e4f1b9ecc7c 100644 --- a/gcc/configure.in +++ b/gcc/configure.in @@ -1706,6 +1706,25 @@ EOF [Define if your assembler supports -relax option.]) fi + AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs], + gcc_cv_as_sparc_ua_pcrel, [ + gcc_cv_as_sparc_ua_pcrel=unknown + if test x$gcc_cv_as != x -a x$gcc_cv_ld != x; then + gcc_cv_as_sparc_ua_pcrel=no + echo ".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo)" > conftest.s + if $gcc_cv_as -K PIC -o conftest.o conftest.s > /dev/null 2>&1; then + if $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then + gcc_cv_as_sparc_ua_pcrel=yes + fi + fi + rm -f conftest.s conftest.o conftest + fi + ]) + if test "x$gcc_cv_as_sparc_ua_pcrel" = xyes; then + AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1, + [Define if your assembler and linker support unaligned PC relative relocs.]) + fi + case "$tm_file" in *64*) AC_CACHE_CHECK([for 64 bit support in assembler ($gcc_cv_as)], |