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diff --git a/config.sub b/config.sub
index 38f3d037a..44169ef44 100755
--- a/config.sub
+++ b/config.sub
@@ -1749,7 +1749,7 @@ case $os in
| onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
| midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \
| nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | zephyr* \
- | fiwix* )
+ | fiwix* | sb*)
;;
# This one is extra strict with allowed versions
sco3.2v2 | sco3.2v[4-9]* | sco5v6*)
diff --git a/fixincludes/mkfixinc.sh b/fixincludes/mkfixinc.sh
index df90720b7..fdd219967 100755
--- a/fixincludes/mkfixinc.sh
+++ b/fixincludes/mkfixinc.sh
@@ -11,6 +11,8 @@ target=fixinc.sh
# Check for special fix rules for particular targets
case $machine in
+ *-sb* | \
+ *-*-sb* | \
i?86-*-cygwin* | \
i?86-*-mingw32* | \
x86_64-*-mingw32* | \
diff --git a/gcc/config.gcc b/gcc/config.gcc
index 6fd159448..c4c05ce9e 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -690,6 +690,12 @@ x86_cpus="generic intel"
# Common parts for widely ported systems.
case ${target} in
+*-*-sb*)
+ gas=yes
+ gnu_ld=yes
+ default_use_cxa_atexit=yes
+ use_gcc_stdint=provide
+ ;;
*-*-darwin*)
tmake_file="t-darwin "
tm_file="${tm_file} darwin.h"
@@ -1126,6 +1132,9 @@ case ${target} in
esac
case ${target} in
+#i[34567]86-*-sb*) # UNSURE
+# tm_file="${tm_file} i386/unix.h i386/att.h elfos.h glibc-stdint.h i386/i386elf.h sb.h"
+# ;;
aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
tm_file="${tm_file} elfos.h newlib-stdint.h"
tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-errata.h aarch64/aarch64-elf-raw.h"
@@ -2327,6 +2336,10 @@ m68k-*-elf* | fido-*-elf*)
;;
esac
;;
+#AAAAAAAAAAAAAAAAAAA
+i[34567]86-*-sb*) # UNSURE
+ tm_file="${tm_file} i386/unix.h i386/att.h elfos.h glibc-stdint.h i386/i386elf.h sb.h"
+ ;;
m68k*-*-netbsdelf*)
default_m68k_cpu=68020
default_cf_cpu=5475
diff --git a/gcc/config/sb.h b/gcc/config/sb.h
new file mode 100644
index 000000000..b721cb53f
--- /dev/null
+++ b/gcc/config/sb.h
@@ -0,0 +1,28 @@
+/* Useful if you wish to make target-specific GCC changes. */
+#undef TARGET_SB
+#define TARGET_SB 1
+
+/* Default arguments you want when running your
+ i686-myos-gcc/x86_64-myos-gcc toolchain */
+#undef LIB_SPEC
+#define LIB_SPEC "-lc" /* link against C standard library */
+
+/* Files that are linked before user code.
+ The %s tells GCC to look for these files in the library directory. */
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"
+
+/* Files that are linked after user code. */
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC "crtend.o%s crtn.o%s"
+
+/* Additional predefined macros. */
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS() \
+ do { \
+ builtin_define("__sb__"); \
+ builtin_define("__unix__"); \
+ builtin_assert("system=sb"); \
+ builtin_assert("system=unix"); \
+ builtin_assert("system=posix"); \
+ } while (0);
diff --git a/libgcc/config.host b/libgcc/config.host
index b9975de90..da9323956 100644
--- a/libgcc/config.host
+++ b/libgcc/config.host
@@ -220,6 +220,10 @@ esac
# Common parts for widely ported systems.
case ${host} in
+#i[34567]86-*-sb*)
+# extra_parts="$extra_parts crti.o crtbegin.o crtend.o crtn.o"
+# tmake_file="$tmake_file i386/t-crtstuff t-crtstuff-pic t-libgcc-pic"
+# ;;
*-*-darwin*)
asm_hidden_op=.private_extern
tmake_file="$tmake_file t-darwin ${cpu_type}/t-darwin t-libgcc-pic"
@@ -1503,6 +1507,10 @@ am33_2.0-*-linux*)
m32c-*-elf*)
tmake_file="$tmake_file m32c/t-m32c"
;;
+i[34567]86-*-sb*)
+ extra_parts="$extra_parts crti.o crtbegin.o crtend.o crtn.o"
+ tmake_file="$tmake_file i386/t-crtstuff t-crtstuff-pic t-libgcc-pic"
+ ;;
nvptx-*)
tmake_file="$tmake_file nvptx/t-nvptx"
extra_parts="crt0.o"
diff --git a/libstdc++-v3/crossconfig.m4 b/libstdc++-v3/crossconfig.m4
index b3269cb88..8c0bc1e6f 100644
--- a/libstdc++-v3/crossconfig.m4
+++ b/libstdc++-v3/crossconfig.m4
@@ -8,7 +8,12 @@ case "${host}" in
arm*-*-symbianelf*)
# This is a freestanding configuration; there is nothing to do here.
;;
-
+ *-sb*)
+ 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)
|
