diff options
Diffstat (limited to 'gcc-4.8/gcc/configure.ac')
| -rw-r--r-- | gcc-4.8/gcc/configure.ac | 44 |
1 files changed, 36 insertions, 8 deletions
diff --git a/gcc-4.8/gcc/configure.ac b/gcc-4.8/gcc/configure.ac index f070a7f4b..9b67ee27f 100644 --- a/gcc-4.8/gcc/configure.ac +++ b/gcc-4.8/gcc/configure.ac @@ -1516,13 +1516,16 @@ else /* | [A-Za-z]:[\\/]* ) realsrcdir=${srcdir};; *) realsrcdir=../${srcdir};; esac - saved_CFLAGS="${CFLAGS}" + # Clearing GMPINC is necessary to prevent host headers being + # used by the build compiler. Defining GENERATOR_FILE stops + # system.h from including gmp.h. CC="${CC_FOR_BUILD}" CFLAGS="${CFLAGS_FOR_BUILD}" \ - LDFLAGS="${LDFLAGS_FOR_BUILD}" \ + CXX="${CXX_FOR_BUILD}" CXXFLAGS="${CXXFLAGS_FOR_BUILD}" \ + LD="${LD_FOR_BUILD}" LDFLAGS="${LDFLAGS_FOR_BUILD}" \ + GMPINC="" CPPFLAGS="${CPPFLAGS} -DGENERATOR_FILE" \ ${realsrcdir}/configure \ --enable-languages=${enable_languages-all} \ --target=$target_alias --host=$build_alias --build=$build_alias - CFLAGS="${saved_CFLAGS}" # We just finished tests for the build machine, so rename # the file auto-build.h in the gcc directory. @@ -1887,6 +1890,7 @@ STMP_FIXINC=stmp-fixinc AC_SUBST(STMP_FIXINC) if test x$build != x$host || test "x$coverage_flags" != x then BUILD_CFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS_FOR_BUILD)' + BUILD_CXXFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CXXFLAGS_FOR_BUILD)' BUILD_LDFLAGS='$(LDFLAGS_FOR_BUILD)' fi @@ -3613,6 +3617,19 @@ foo: kasumi_fi_xor %f46, %f48, %f50, %f52],, [AC_DEFINE(HAVE_AS_SPARC4, 1, [Define if your assembler supports SPARC4 instructions.])]) + + gcc_GAS_CHECK_FEATURE([LEON instructions], + gcc_cv_as_sparc_leon,, + [-Aleon], + [.text + .register %g2, #scratch + .register %g3, #scratch + .align 4 + smac %g2, %g3, %g1 + umac %g2, %g3, %g1 + casa [[%g2]] 0xb, %g3, %g1],, + [AC_DEFINE(HAVE_AS_LEON, 1, + [Define if your assembler supports LEON instructions.])]) ;; changequote(,)dnl @@ -3751,8 +3768,13 @@ foo: nop # These two are used unconditionally by i386.[ch]; it is to be defined # to 1 if the feature is present, 0 otherwise. + as_ix86_gotoff_in_data_opt= + if test x$gas = xyes; then + as_ix86_gotoff_in_data_opt="--32" + fi gcc_GAS_CHECK_FEATURE([GOTOFF in data], - gcc_cv_as_ix86_gotoff_in_data, [2,11,0],, + gcc_cv_as_ix86_gotoff_in_data, [2,11,0], + [$as_ix86_gotoff_in_data_opt], [ .text .L0: nop @@ -3774,6 +3796,12 @@ foo: nop [AC_DEFINE(HAVE_AS_IX86_REP_LOCK_PREFIX, 1, [Define if the assembler supports 'rep <insn>, lock <insn>'.])]) + gcc_GAS_CHECK_FEATURE([ud2 mnemonic], + gcc_cv_as_ix86_ud2,,, + [ud2],, + [AC_DEFINE(HAVE_AS_IX86_UD2, 1, + [Define if your assembler supports the 'ud2' mnemonic.])]) + gcc_GAS_CHECK_FEATURE([R_386_TLS_GD_PLT reloc], gcc_cv_as_ix86_tlsgdplt,,, [call tls_gd@tlsgdplt], @@ -5224,15 +5252,15 @@ if test x"$enable_plugin" = x"yes"; then AC_MSG_CHECKING([for exported symbols]) if test "x$export_sym_check" != x; then echo "int main() {return 0;} int foobar() {return 0;}" > conftest.c - ${CC} ${CFLAGS} ${LDFLAGS} conftest.c -o conftest > /dev/null 2>&1 - if $export_sym_check conftest | grep foobar > /dev/null; then + ${CC} ${CFLAGS} ${LDFLAGS} conftest.c -o conftest$ac_exeext > /dev/null 2>&1 + if $export_sym_check conftest$ac_exeext | grep -q foobar > /dev/null; then : # No need to use a flag AC_MSG_RESULT([yes]) else AC_MSG_RESULT([yes]) AC_MSG_CHECKING([for -rdynamic]) - ${CC} ${CFLAGS} ${LDFLAGS} -rdynamic conftest.c -o conftest > /dev/null 2>&1 - if $export_sym_check conftest | grep foobar > /dev/null; then + ${CC} ${CFLAGS} ${LDFLAGS} -rdynamic conftest.c -o conftest$ac_exeext > /dev/null 2>&1 + if $export_sym_check conftest$ac_exeext | grep -q foobar > /dev/null; then plugin_rdynamic=yes pluginlibs="-rdynamic" else |