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-rw-r--r--arm-stmos/gcc-files/libstdc++-v3/crossconfig.m4305
1 files changed, 305 insertions, 0 deletions
diff --git a/arm-stmos/gcc-files/libstdc++-v3/crossconfig.m4 b/arm-stmos/gcc-files/libstdc++-v3/crossconfig.m4
new file mode 100644
index 0000000..3ab4ec3
--- /dev/null
+++ b/arm-stmos/gcc-files/libstdc++-v3/crossconfig.m4
@@ -0,0 +1,305 @@
+dnl
+dnl This file contains details for non-native builds.
+dnl
+
+AC_DEFUN([GLIBCXX_CROSSCONFIG],[
+# Base decisions on target environment.
+case "${host}" in
+ arm*-*-symbianelf*)
+ # This is a freestanding configuration; there is nothing to do here.
+ ;;
+
+ *-stmos*)
+ GLIBCXX_CHECK_COMPILER_FEATURES
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ ;;
+
+ avr*-*-*)
+ AC_DEFINE(HAVE_ACOSF)
+ AC_DEFINE(HAVE_ASINF)
+ AC_DEFINE(HAVE_ATAN2F)
+ AC_DEFINE(HAVE_ATANF)
+ AC_DEFINE(HAVE_CEILF)
+ AC_DEFINE(HAVE_COSF)
+ AC_DEFINE(HAVE_COSHF)
+ AC_DEFINE(HAVE_EXPF)
+ AC_DEFINE(HAVE_FABSF)
+ AC_DEFINE(HAVE_FLOORF)
+ AC_DEFINE(HAVE_FMODF)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_SQRTF)
+ AC_DEFINE(HAVE_HYPOTF)
+ AC_DEFINE(HAVE_LDEXPF)
+ AC_DEFINE(HAVE_LOG10F)
+ AC_DEFINE(HAVE_LOGF)
+ AC_DEFINE(HAVE_MODFF)
+ AC_DEFINE(HAVE_POWF)
+ AC_DEFINE(HAVE_SINF)
+ AC_DEFINE(HAVE_SINHF)
+ AC_DEFINE(HAVE_TANF)
+ AC_DEFINE(HAVE_TANHF)
+ ;;
+
+ mips*-sde-elf*)
+ # These definitions are for the SDE C library rather than newlib.
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCXX_CHECK_COMPILER_FEATURES
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_HYPOT)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISINF)
+
+ AC_DEFINE(HAVE_LDEXPF)
+ AC_DEFINE(HAVE_MODF)
+ AC_DEFINE(HAVE_SQRTF)
+ ;;
+
+ spu-*-elf*)
+ GLIBCXX_CHECK_COMPILER_FEATURES
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ AM_ICONV
+ ;;
+
+ *-aix*)
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
+ # We don't yet support AIX's TLS ABI.
+ #GCC_CHECK_TLS
+ AM_ICONV
+ ;;
+
+ *-darwin*)
+ # Darwin versions vary, but the linker should work in a cross environment,
+ # so we just check for all the features here.
+ # Check for available headers.
+
+ # Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ ;;
+
+ *djgpp)
+ # GLIBCXX_CHECK_MATH_SUPPORT
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_SINCOS)
+ AC_DEFINE(HAVE_HYPOT)
+ ;;
+
+ *-freebsd*)
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCXX_CHECK_LINKER_FEATURES
+ AC_DEFINE(HAVE_SETENV)
+ AC_DEFINE(HAVE_FINITEF)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_HYPOT)
+ AC_DEFINE(HAVE_HYPOTF)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISNANF)
+
+ AC_DEFINE(HAVE_ACOSF)
+ AC_DEFINE(HAVE_ASINF)
+ AC_DEFINE(HAVE_ATAN2F)
+ AC_DEFINE(HAVE_ATANF)
+ AC_DEFINE(HAVE_CEILF)
+ AC_DEFINE(HAVE_COSF)
+ AC_DEFINE(HAVE_COSHF)
+ AC_DEFINE(HAVE_EXPF)
+ AC_DEFINE(HAVE_FABSF)
+ AC_DEFINE(HAVE_FLOORF)
+ AC_DEFINE(HAVE_FMODF)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_LDEXPF)
+ AC_DEFINE(HAVE_LOG10F)
+ AC_DEFINE(HAVE_LOGF)
+ AC_DEFINE(HAVE_MODFF)
+ AC_DEFINE(HAVE_POWF)
+ AC_DEFINE(HAVE_SINF)
+ AC_DEFINE(HAVE_SINHF)
+ AC_DEFINE(HAVE_SQRTF)
+ AC_DEFINE(HAVE_TANF)
+ AC_DEFINE(HAVE_TANHF)
+ if test x"long_double_math_on_this_cpu" = x"yes"; then
+ AC_DEFINE(HAVE_FINITEL)
+ AC_DEFINE(HAVE_ISINFL)
+ AC_DEFINE(HAVE_ISNANL)
+ fi
+ AC_CHECK_FUNCS(__cxa_thread_atexit)
+ AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
+ ;;
+
+ *-fuchsia*)
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ ;;
+
+ *-hpux*)
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCXX_CHECK_LINKER_FEATURES
+
+ # GLIBCXX_CHECK_MATH_SUPPORT
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_HYPOT)
+ AC_DEFINE(HAVE_ACOSF)
+ AC_DEFINE(HAVE_ASINF)
+ AC_DEFINE(HAVE_ATANF)
+ AC_DEFINE(HAVE_COSF)
+ AC_DEFINE(HAVE_COSHF)
+ AC_DEFINE(HAVE_SINF)
+ AC_DEFINE(HAVE_SINHF)
+ AC_DEFINE(HAVE_TANF)
+ AC_DEFINE(HAVE_TANHF)
+ AC_DEFINE(HAVE_EXPF)
+ AC_DEFINE(HAVE_ATAN2F)
+ AC_DEFINE(HAVE_FABSF)
+ AC_DEFINE(HAVE_FMODF)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_LOGF)
+ AC_DEFINE(HAVE_LOG10F)
+ AC_DEFINE(HAVE_MODF)
+ AC_DEFINE(HAVE_POWF)
+ AC_DEFINE(HAVE_SQRTF)
+
+ # GLIBCXX_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(HAVE_STRTOLD)
+
+ GCC_CHECK_TLS
+ case "$target" in
+ *-hpux10*)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISINFF)
+ AC_DEFINE(HAVE_ISNANF)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_FINITEF)
+ ;;
+ esac
+ ;;
+ *-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-cygwin* | *-solaris*)
+ GLIBCXX_CHECK_COMPILER_FEATURES
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
+ GCC_CHECK_TLS
+ AC_CHECK_FUNCS(__cxa_thread_atexit_impl)
+ AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
+ AM_ICONV
+ ;;
+ *-mingw32*)
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
+ ;;
+ *-netbsd*)
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCXX_CHECK_LINKER_FEATURES
+ AC_DEFINE(HAVE_FINITEF)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_HYPOTF)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISINFF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISNANF)
+ if test x"long_double_math_on_this_cpu" = x"yes"; then
+ AC_DEFINE(HAVE_FINITEL)
+ AC_DEFINE(HAVE_ISINFL)
+ AC_DEFINE(HAVE_ISNANL)
+ fi
+ AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
+ ;;
+ *-qnx6.1* | *-qnx6.2*)
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCXX_CHECK_LINKER_FEATURES
+ AC_DEFINE(HAVE_COSF)
+ AC_DEFINE(HAVE_COSL)
+ AC_DEFINE(HAVE_COSHF)
+ AC_DEFINE(HAVE_COSHL)
+ AC_DEFINE(HAVE_LOGF)
+ AC_DEFINE(HAVE_LOGL)
+ AC_DEFINE(HAVE_LOG10F)
+ AC_DEFINE(HAVE_LOG10L)
+ AC_DEFINE(HAVE_SINF)
+ AC_DEFINE(HAVE_SINL)
+ AC_DEFINE(HAVE_SINHF)
+ AC_DEFINE(HAVE_SINHL)
+ ;;
+ *-rtems*)
+ GLIBCXX_CHECK_COMPILER_FEATURES
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ ;;
+ *-tpf)
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ SECTION_LDFLAGS='-Wl,--gc-sections $SECTION_LDFLAGS'
+ AC_SUBST(SECTION_FLAGS)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_FINITEF)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_HYPOTF)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISINFF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISNANF)
+ AC_DEFINE(HAVE_SINCOS)
+ AC_DEFINE(HAVE_SINCOSF)
+ if test x"long_double_math_on_this_cpu" = x"yes"; then
+ AC_DEFINE(HAVE_FINITEL)
+ AC_DEFINE(HAVE_HYPOTL)
+ AC_DEFINE(HAVE_ISINFL)
+ AC_DEFINE(HAVE_ISNANL)
+ fi
+ ;;
+ *-*vms*)
+ # Check for available headers.
+ # Don't call GLIBCXX_CHECK_LINKER_FEATURES, VMS doesn't have a GNU ld
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ ;;
+ *-vxworks)
+ AC_DEFINE(HAVE_ACOSF)
+ AC_DEFINE(HAVE_ASINF)
+ AC_DEFINE(HAVE_ATAN2F)
+ AC_DEFINE(HAVE_ATANF)
+ AC_DEFINE(HAVE_CEILF)
+ AC_DEFINE(HAVE_COSF)
+ AC_DEFINE(HAVE_COSHF)
+ AC_DEFINE(HAVE_EXPF)
+ AC_DEFINE(HAVE_FABSF)
+ AC_DEFINE(HAVE_FLOORF)
+ AC_DEFINE(HAVE_FMODF)
+ AC_DEFINE(HAVE_HYPOT)
+ AC_DEFINE(HAVE_LOG10F)
+ AC_DEFINE(HAVE_LOGF)
+ AC_DEFINE(HAVE_POWF)
+ AC_DEFINE(HAVE_SINF)
+ AC_DEFINE(HAVE_SINHF)
+ AC_DEFINE(HAVE_SQRTF)
+ AC_DEFINE(HAVE_TANF)
+ AC_DEFINE(HAVE_TANHF)
+ ;;
+ *)
+ AC_MSG_ERROR([No support for this host/target combination.])
+ ;;
+esac
+])
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