diff options
Diffstat (limited to 'yocto-poky/meta/recipes-devtools/gcc/gcc-4.9/0068-musl-dynamic-linker.patch')
-rw-r--r-- | yocto-poky/meta/recipes-devtools/gcc/gcc-4.9/0068-musl-dynamic-linker.patch | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/yocto-poky/meta/recipes-devtools/gcc/gcc-4.9/0068-musl-dynamic-linker.patch b/yocto-poky/meta/recipes-devtools/gcc/gcc-4.9/0068-musl-dynamic-linker.patch new file mode 100644 index 000000000..605ac6675 --- /dev/null +++ b/yocto-poky/meta/recipes-devtools/gcc/gcc-4.9/0068-musl-dynamic-linker.patch @@ -0,0 +1,205 @@ +# HG changeset patch +# Parent 6738fd6f6fcc2a72f2ba527bda3325642af26885 +Support for arm-linux-musl. +Upstream-Status: Backport [partial] +Signed-off-by: Khem Raj <raj.khem@gmail.com> + + +Index: gcc-4.9.2/gcc/config/arm/linux-eabi.h +=================================================================== +--- gcc-4.9.2.orig/gcc/config/arm/linux-eabi.h ++++ gcc-4.9.2/gcc/config/arm/linux-eabi.h +@@ -81,6 +81,23 @@ + #undef TARGET_FIX_V4BX_SPEC + #define TARGET_FIX_V4BX_SPEC "%{mcpu=arm8|mcpu=arm810|mcpu=strongarm*|march=armv4: --fix-v4bx}" + ++/* For ARM musl currently supports four dynamic linkers: ++ - ld-musl-arm.so.1 - for the EABI-derived soft-float ABI ++ - ld-musl-armhf.so.1 - for the EABI-derived hard-float ABI ++ - ld-musl-armeb.so.1 - for the EABI-derived soft-float ABI, EB ++ - ld-musl-armebhf.so.1 - for the EABI-derived hard-float ABI, EB ++ musl does not support the legacy OABI mode. ++ All the dynamic linkers live in /lib. ++ We default to soft-float, EL. */ ++#undef MUSL_DYNAMIC_LINKER ++#if TARGET_BIG_ENDIAN_DEFAULT ++#define MUSL_DYNAMIC_LINKER_E "%{mlittle-endian:;:eb}" ++#else ++#define MUSL_DYNAMIC_LINKER_E "%{mbig-endian:eb}" ++#endif ++#define MUSL_DYNAMIC_LINKER \ ++ SYSTEMLIBS_DIR "ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}.so.1" ++ + /* At this point, bpabi.h will have clobbered LINK_SPEC. We want to + use the GNU/Linux version, not the generic BPABI version. */ + #undef LINK_SPEC +Index: gcc-4.9.2/libitm/config/arm/hwcap.cc +=================================================================== +--- gcc-4.9.2.orig/libitm/config/arm/hwcap.cc ++++ gcc-4.9.2/libitm/config/arm/hwcap.cc +@@ -40,7 +40,11 @@ int GTM_hwcap HIDDEN = 0 + + #ifdef __linux__ + #include <unistd.h> ++#ifdef __GLIBC__ + #include <sys/fcntl.h> ++#else ++#include <fcntl.h> ++#endif + #include <elf.h> + + static void __attribute__((constructor)) +Index: gcc-4.9.2/gcc/config/i386/linux.h +=================================================================== +--- gcc-4.9.2.orig/gcc/config/i386/linux.h ++++ gcc-4.9.2/gcc/config/i386/linux.h +@@ -21,3 +21,4 @@ along with GCC; see the file COPYING3. + + #define GNU_USER_LINK_EMULATION "elf_i386" + #define GLIBC_DYNAMIC_LINKER SYSTEMLIBS_DIR "ld-linux.so.2" ++#define MUSL_DYNAMIC_LINKER SYSTEMLIBS_DIR "ld-musl-i386.so.1" +Index: gcc-4.9.2/gcc/config/i386/linux64.h +=================================================================== +--- gcc-4.9.2.orig/gcc/config/i386/linux64.h ++++ gcc-4.9.2/gcc/config/i386/linux64.h +@@ -30,3 +30,8 @@ see the files COPYING3 and COPYING.RUNTI + #define GLIBC_DYNAMIC_LINKER32 SYSTEMLIBS_DIR "ld-linux.so.2" + #define GLIBC_DYNAMIC_LINKER64 SYSTEMLIBS_DIR "ld-linux-x86-64.so.2" + #define GLIBC_DYNAMIC_LINKERX32 SYSTEMLIBS_DIR "ld-linux-x32.so.2" ++ ++#define MUSL_DYNAMIC_LINKER32 SYSTEMLIBS_DIR "ld-musl-i386.so.1" ++#define MUSL_DYNAMIC_LINKER64 SYSTEMLIBS_DIR "ld-musl-x86_64.so.1" ++#define MUSL_DYNAMIC_LINKERX32 SYSTEMLIBS_DIR "ld-musl-x32.so.1" ++ +Index: gcc-4.9.2/gcc/config/mips/linux.h +=================================================================== +--- gcc-4.9.2.orig/gcc/config/mips/linux.h ++++ gcc-4.9.2/gcc/config/mips/linux.h +@@ -23,3 +23,6 @@ along with GCC; see the file COPYING3. + #undef UCLIBC_DYNAMIC_LINKER + #define UCLIBC_DYNAMIC_LINKER \ + "%{mnan=2008:" SYSTEMLIBS_DIR "ld-uClibc-mipsn8.so.0;:" SYSTEMLIBS_DIR "ld-uClibc.so.0}" ++ ++#define MUSL_DYNAMIC_LINKER SYSTEMLIBS_DIR "ld-musl-mips.so.1" ++ +Index: gcc-4.9.2/gcc/config/mips/linux64.h +=================================================================== +--- gcc-4.9.2.orig/gcc/config/mips/linux64.h ++++ gcc-4.9.2/gcc/config/mips/linux64.h +@@ -39,6 +39,11 @@ along with GCC; see the file COPYING3. + "%{mnan=2008:" SYSTEMLIBS_DIR "ld-uClibc-mipsn8.so.0;:" SYSTEMLIBS_DIR "ld-uClibc.so.0}" + + #define BIONIC_DYNAMIC_LINKERN32 "/system/bin/linker32" ++ ++#define MUSL_DYNAMIC_LINKERN32 SYSTEMLIBS_DIR "ld-musl-mips.so.1" ++#define MUSL_DYNAMIC_LINKER32 SYSTEMLIBS_DIR "ld-musl-mips.so.1" ++#define MUSL_DYNAMIC_LINKER64 SYSTEMLIBS_DIR "ld-musl-mips.so.1" ++ + #define GNU_USER_DYNAMIC_LINKERN32 \ + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32, \ +- BIONIC_DYNAMIC_LINKERN32) ++ BIONIC_DYNAMIC_LINKERN32, MUSL_DYNAMIC_LINKERN32) +Index: gcc-4.9.2/gcc/config/rs6000/linux64.h +=================================================================== +--- gcc-4.9.2.orig/gcc/config/rs6000/linux64.h ++++ gcc-4.9.2/gcc/config/rs6000/linux64.h +@@ -375,17 +375,22 @@ extern int dot_symbols; + #endif + #define UCLIBC_DYNAMIC_LINKER32 SYSTEMLIBS_DIR "ld-uClibc.so.0" + #define UCLIBC_DYNAMIC_LINKER64 SYSTEMLIBS_DIR "ld64-uClibc.so.0" ++#define MUSL_DYNAMIC_LINKER32 SYSTEMLIBS_DIR "ld-musl-powerpc.so.1" ++#define MUSL_DYNAMIC_LINKER64 SYSTEMLIBS_DIR "ld-musl-powerpc64.so.1" ++ + #if DEFAULT_LIBC == LIBC_UCLIBC +-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}" ++#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}" + #elif DEFAULT_LIBC == LIBC_GLIBC +-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}" ++#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}" ++#elif DEFAULT_LIBC == LIBC_MUSL ++#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}" + #else + #error "Unsupported DEFAULT_LIBC" + #endif + #define GNU_USER_DYNAMIC_LINKER32 \ +- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32) ++ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32) + #define GNU_USER_DYNAMIC_LINKER64 \ +- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64) ++ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64) + + #undef DEFAULT_ASM_ENDIAN + #if (TARGET_DEFAULT & MASK_LITTLE_ENDIAN) +Index: gcc-4.9.2/gcc/config/rs6000/sysv4.h +=================================================================== +--- gcc-4.9.2.orig/gcc/config/rs6000/sysv4.h ++++ gcc-4.9.2/gcc/config/rs6000/sysv4.h +@@ -768,15 +768,19 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF + + #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" + #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0" ++#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-powerpc.so.1" ++ + #if DEFAULT_LIBC == LIBC_UCLIBC +-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}" ++#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}" ++#elif DEFAULT_LIBC == LIBC_MUSL ++#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}" + #elif !defined (DEFAULT_LIBC) || DEFAULT_LIBC == LIBC_GLIBC +-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}" ++#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}" + #else + #error "Unsupported DEFAULT_LIBC" + #endif + #define GNU_USER_DYNAMIC_LINKER \ +- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER) ++ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER) + + #define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \ + %{rdynamic:-export-dynamic} \ +Index: gcc-4.9.2/libitm/config/linux/x86/tls.h +=================================================================== +--- gcc-4.9.2.orig/libitm/config/linux/x86/tls.h ++++ gcc-4.9.2/libitm/config/linux/x86/tls.h +@@ -25,16 +25,19 @@ + #ifndef LIBITM_X86_TLS_H + #define LIBITM_X86_TLS_H 1 + +-#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10) ++#if defined(__GLIBC_PREREQ) ++#if __GLIBC_PREREQ(2, 10) + /* Use slots in the TCB head rather than __thread lookups. + GLIBC has reserved words 10 through 13 for TM. */ + #define HAVE_ARCH_GTM_THREAD 1 + #define HAVE_ARCH_GTM_THREAD_DISP 1 + #endif ++#endif + + #include "config/generic/tls.h" + +-#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10) ++#if defined(__GLIBC_PREREQ) ++#if __GLIBC_PREREQ(2, 10) + namespace GTM HIDDEN { + + #ifdef __x86_64__ +@@ -101,5 +104,6 @@ static inline void set_abi_disp(struct a + + } // namespace GTM + #endif /* >= GLIBC 2.10 */ ++#endif + + #endif // LIBITM_X86_TLS_H +Index: gcc-4.9.2/gcc/config/aarch64/aarch64-linux.h +=================================================================== +--- gcc-4.9.2.orig/gcc/config/aarch64/aarch64-linux.h ++++ gcc-4.9.2/gcc/config/aarch64/aarch64-linux.h +@@ -25,6 +25,8 @@ + + #define CPP_SPEC "%{pthread:-D_REENTRANT}" + ++#define MUSL_DYNAMIC_LINKER SYSTEMLIBS_DIR "ld-musl-aarch64.so.1" ++ + #define LINUX_TARGET_LINK_SPEC "%{h*} \ + %{static:-Bstatic} \ + %{shared:-shared} \ |