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Toolchain: Build crtbeginS.o crtendS.o and shared libgcc

This commit is contained in:
Bananymous 2024-09-05 12:54:22 +03:00
parent aa7e92b275
commit 9aed8dbe6b
4 changed files with 58 additions and 24 deletions
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16
toolchain/build.sh
View File

@ -61,12 +61,6 @@ if [[ -z ${MAKE_JOBS:x} ]]; then
MAKE_JOBS="-j$(nproc)"
fi
if [ $BANAN_ARCH = "x86_64" ]; then
XCFLAGS="-g -O2 -mcmodel=large -mno-red-zone"
else
XCFLAGS="-g -O2"
fi
enter_clean_build () {
rm -rf build-$BANAN_ARCH
mkdir build-$BANAN_ARCH
@ -129,6 +123,11 @@ build_gcc () {
--disable-nls \
--enable-languages=c,c++
XCFLAGS=""
if [ $BANAN_ARCH = "x86_64" ]; then
XCFLAGS="-mcmodel=large -mno-red-zone"
fi
make $MAKE_JOBS all-gcc
make $MAKE_JOBS all-target-libgcc CFLAGS_FOR_TARGET="$XCFLAGS"
make install-gcc
@ -142,7 +141,7 @@ build_libstdcpp () {
fi
cd $BANAN_BUILD_DIR/toolchain/$GCC_VERSION/build-$BANAN_ARCH
make $MAKE_JOBS all-target-libstdc++-v3 CFLAGS_FOR_TARGET="$XCFLAGS"
make $MAKE_JOBS all-target-libstdc++-v3
make install-target-libstdc++-v3
}
@ -268,7 +267,8 @@ fi
if (($BUILD_LIBSTDCPP)); then
# delete sysroot and install libc
rm -r $BANAN_SYSROOT
$BANAN_SCRIPT_DIR/build.sh libc
$BANAN_SCRIPT_DIR/build.sh libc-static
$BANAN_SCRIPT_DIR/build.sh libc-shared
$BANAN_SCRIPT_DIR/build.sh install
build_libstdcpp

53
toolchain/gcc-12.2.0.patch
View File

@ -1,6 +1,6 @@
diff -ruN gcc-12.2.0/config.sub gcc-12.2.0-banan_os/config.sub
--- gcc-12.2.0/config.sub 2022-08-19 11:09:52.128656687 +0300
+++ gcc-12.2.0-banan_os/config.sub 2024-08-26 16:10:21.057075425 +0300
+++ gcc-12.2.0-banan_os/config.sub 2024-09-03 23:09:34.347772496 +0300
@@ -1749,7 +1749,7 @@
| onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
| midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \
@ -12,7 +12,7 @@ diff -ruN gcc-12.2.0/config.sub gcc-12.2.0-banan_os/config.sub
sco3.2v2 | sco3.2v[4-9]* | sco5v6*)
diff -ruN gcc-12.2.0/fixincludes/mkfixinc.sh gcc-12.2.0-banan_os/fixincludes/mkfixinc.sh
--- gcc-12.2.0/fixincludes/mkfixinc.sh 2022-08-19 11:09:52.160657095 +0300
+++ gcc-12.2.0-banan_os/fixincludes/mkfixinc.sh 2024-08-26 16:26:29.728558199 +0300
+++ gcc-12.2.0-banan_os/fixincludes/mkfixinc.sh 2024-09-03 23:09:34.461106020 +0300
@@ -11,6 +11,7 @@
# Check for special fix rules for particular targets
@ -23,7 +23,7 @@ diff -ruN gcc-12.2.0/fixincludes/mkfixinc.sh gcc-12.2.0-banan_os/fixincludes/mkf
x86_64-*-mingw32* | \
diff -ruN gcc-12.2.0/gcc/config/banan_os.h gcc-12.2.0-banan_os/gcc/config/banan_os.h
--- gcc-12.2.0/gcc/config/banan_os.h 1970-01-01 02:00:00.000000000 +0200
+++ gcc-12.2.0-banan_os/gcc/config/banan_os.h 2024-08-26 16:20:51.429017406 +0300
+++ gcc-12.2.0-banan_os/gcc/config/banan_os.h 2024-09-03 23:09:34.461106020 +0300
@@ -0,0 +1,35 @@
+/* Useful if you wish to make target-specific GCC changes. */
+#undef TARGET_BANAN_OS
@ -37,11 +37,11 @@ diff -ruN gcc-12.2.0/gcc/config/banan_os.h gcc-12.2.0-banan_os/gcc/config/banan_
+/* 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 "%{!shared:crt0.o%s} crti.o%s crtbegin.o%s"
+#define STARTFILE_SPEC "%{!shared:crt0.o%s} crti.o%s %{shared|static-pie|!no-pie:crtbeginS.o%s; :crtbegin.o%s}"
+
+/* Files that are linked after user code. */
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC "crtend.o%s crtn.o%s"
+#define ENDFILE_SPEC "%{shared|static-pie|!no-pie:crtendS.o%s; :crtend.o%s} crtn.o%s"
+
+#undef LINK_SPEC
+#define LINK_SPEC "%{shared:-shared} %{static:-static} %{!shared: %{!static: %{rdynamic:-export-dynamic}}}"
@ -62,8 +62,8 @@ diff -ruN gcc-12.2.0/gcc/config/banan_os.h gcc-12.2.0-banan_os/gcc/config/banan_
+ } while(0);
diff -ruN gcc-12.2.0/gcc/config.gcc gcc-12.2.0-banan_os/gcc/config.gcc
--- gcc-12.2.0/gcc/config.gcc 2022-08-19 11:09:52.552662114 +0300
+++ gcc-12.2.0-banan_os/gcc/config.gcc 2024-08-26 16:12:58.904718171 +0300
@@ -673,6 +673,12 @@
+++ gcc-12.2.0-banan_os/gcc/config.gcc 2024-09-03 23:09:34.461106020 +0300
@@ -673,6 +673,13 @@
# Common parts for widely ported systems.
case ${target} in
@ -72,6 +72,7 @@ diff -ruN gcc-12.2.0/gcc/config.gcc gcc-12.2.0-banan_os/gcc/config.gcc
+ gnu_ld=yes
+ default_use_cxa_atexit=yes
+ use_gcc_stdint=provide
+ tmake_file="t-slibgcc"
+ ;;
*-*-darwin*)
tmake_file="t-darwin "
@ -91,25 +92,36 @@ diff -ruN gcc-12.2.0/gcc/config.gcc gcc-12.2.0-banan_os/gcc/config.gcc
;;
diff -ruN gcc-12.2.0/libgcc/config.host gcc-12.2.0-banan_os/libgcc/config.host
--- gcc-12.2.0/libgcc/config.host 2022-08-19 11:09:54.664689148 +0300
+++ gcc-12.2.0-banan_os/libgcc/config.host 2024-08-26 16:25:09.397768608 +0300
+++ gcc-12.2.0-banan_os/libgcc/config.host 2024-09-03 23:09:34.474439376 +0300
@@ -698,6 +698,14 @@
hppa*-*-netbsd*)
tmake_file="$tmake_file pa/t-netbsd"
;;
+i[34567]86-*-banan_os*)
+ 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"
+ extra_parts="$extra_parts crti.o crtbegin.o crtbeginS.o crtend.o crtendS.o crtn.o"
+ tmake_file="$tmake_file i386/t-crtstuff t-crtstuff-pic t-libgcc-pic t-slibgcc"
+ ;;
+x86_64-*-banan_os*)
+ 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"
+ extra_parts="$extra_parts crti.o crtbegin.o crtbeginS.o crtend.o crtendS.o crtn.o"
+ tmake_file="$tmake_file i386/t-crtstuff t-crtstuff-pic t-libgcc-pic t-slibgcc"
+ ;;
i[34567]86-*-darwin*)
tmake_file="$tmake_file i386/t-crtpc t-crtfm i386/t-msabi"
tm_file="$tm_file i386/darwin-lib.h"
diff -ruN gcc-12.2.0/libgcc/config/t-slibgcc gcc-12.2.0-banan_os/libgcc/config/t-slibgcc
--- gcc-12.2.0/libgcc/config/t-slibgcc 2022-08-19 11:09:54.724689916 +0300
+++ gcc-12.2.0-banan_os/libgcc/config/t-slibgcc 2024-09-04 23:06:14.275389818 +0300
@@ -26,7 +26,6 @@
SHLIB_OBJS = @shlib_objs@
SHLIB_DIR = @multilib_dir@
SHLIB_SLIBDIR_QUAL = @shlib_slibdir_qual@
-SHLIB_LC = -lc
SHLIB_MAKE_SOLINK = $(LN_S) $(SHLIB_SONAME) $(SHLIB_DIR)/$(SHLIB_SOLINK)
SHLIB_INSTALL_SOLINK = $(LN_S) $(SHLIB_SONAME) \
$(DESTDIR)$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK)
diff -ruN gcc-12.2.0/libstdc++-v3/acinclude.m4 gcc-12.2.0-banan_os/libstdc++-v3/acinclude.m4
--- gcc-12.2.0/libstdc++-v3/acinclude.m4 2022-08-19 11:09:55.380698313 +0300
+++ gcc-12.2.0-banan_os/libstdc++-v3/acinclude.m4 2024-08-26 19:03:18.261183636 +0300
+++ gcc-12.2.0-banan_os/libstdc++-v3/acinclude.m4 2024-09-03 23:09:34.477772715 +0300
@@ -1380,7 +1380,7 @@
ac_has_nanosleep=yes
ac_has_sched_yield=yes
@ -121,7 +133,7 @@ diff -ruN gcc-12.2.0/libstdc++-v3/acinclude.m4 gcc-12.2.0-banan_os/libstdc++-v3/
ac_has_nanosleep=yes
diff -ruN gcc-12.2.0/libstdc++-v3/configure gcc-12.2.0-banan_os/libstdc++-v3/configure
--- gcc-12.2.0/libstdc++-v3/configure 2022-08-19 11:09:55.416698774 +0300
+++ gcc-12.2.0-banan_os/libstdc++-v3/configure 2024-08-26 19:09:19.671026813 +0300
+++ gcc-12.2.0-banan_os/libstdc++-v3/configure 2024-09-03 23:09:34.487772732 +0300
@@ -11904,6 +11904,11 @@
lt_cv_dlopen_self=yes
;;
@ -134,6 +146,17 @@ diff -ruN gcc-12.2.0/libstdc++-v3/configure gcc-12.2.0-banan_os/libstdc++-v3/con
mingw* | pw32* | cegcc*)
lt_cv_dlopen="LoadLibrary"
lt_cv_dlopen_libs=
@@ -15603,8 +15608,8 @@
glibcxx_compiler_shared_flag="-D_GLIBCXX_SHARED"
else
- glibcxx_lt_pic_flag=
- glibcxx_compiler_pic_flag=
+ glibcxx_lt_pic_flag="-prefer-pic"
+ glibcxx_compiler_pic_flag="$lt_prog_compiler_pic_CXX"
glibcxx_compiler_shared_flag=
fi
@@ -20575,7 +20580,7 @@
ac_has_nanosleep=yes
ac_has_sched_yield=yes
@ -154,7 +177,7 @@ diff -ruN gcc-12.2.0/libstdc++-v3/configure gcc-12.2.0-banan_os/libstdc++-v3/con
$as_echo "#define HAVE_ASINF 1" >>confdefs.h
diff -ruN gcc-12.2.0/libstdc++-v3/crossconfig.m4 gcc-12.2.0-banan_os/libstdc++-v3/crossconfig.m4
--- gcc-12.2.0/libstdc++-v3/crossconfig.m4 2022-08-19 11:09:55.420698825 +0300
+++ gcc-12.2.0-banan_os/libstdc++-v3/crossconfig.m4 2024-08-26 18:53:31.865865576 +0300
+++ gcc-12.2.0-banan_os/libstdc++-v3/crossconfig.m4 2024-09-03 23:09:34.531106138 +0300
@@ -9,7 +9,7 @@
# This is a freestanding configuration; there is nothing to do here.
;;

9
userspace/libraries/LibC/CMakeLists.txt
View File

@ -86,3 +86,12 @@ set_target_properties(libc-static PROPERTIES OUTPUT_NAME libc)
set_target_properties(libc-shared PROPERTIES OUTPUT_NAME libc)
add_library(libc ALIAS libc-static)
execute_process(COMMAND ${CMAKE_CXX_COMPILER} -print-file-name=libgcc_s.so OUTPUT_VARIABLE LIBGCC_S_LINK OUTPUT_STRIP_TRAILING_WHITESPACE)
file(REAL_PATH ${LIBGCC_S_LINK} LIBGCC_S)
install(FILES ${LIBGCC_S} DESTINATION ${CMAKE_INSTALL_LIBDIR} RENAME libgcc_s.so
PERMISSIONS
OWNER_READ OWNER_WRITE OWNER_EXECUTE
GROUP_READ GROUP_EXECUTE
WORLD_READ WORLD_EXECUTE
)

4
userspace/programs/init/CMakeLists.txt
View File

@ -4,6 +4,8 @@ set(SOURCES
add_executable(init ${SOURCES})
banan_include_headers(init ban)
banan_link_library(init libc)
banan_link_library(init libc-static)
target_link_options(init PRIVATE -static-libgcc)
install(TARGETS init OPTIONAL)