diff --git a/package/gcc/5.4.0/911-ppc-musl-support.patch b/package/gcc/5.4.0/911-ppc-musl-support.patch new file mode 100644 index 0000000000..f4905a4232 --- /dev/null +++ b/package/gcc/5.4.0/911-ppc-musl-support.patch @@ -0,0 +1,75 @@ +Add support for musl on ppc32 + +Signed-off-by: Waldemar Brodkorb + +diff -Nur gcc-5.4.0.orig/gcc/config/rs6000/sysv4.h gcc-5.4.0/gcc/config/rs6000/sysv4.h +--- gcc-5.4.0.orig/gcc/config/rs6000/sysv4.h 2015-09-24 15:46:45.000000000 +0200 ++++ gcc-5.4.0/gcc/config/rs6000/sysv4.h 2016-11-27 13:12:33.226953738 +0100 +@@ -537,6 +537,9 @@ + #ifndef CC1_SECURE_PLT_DEFAULT_SPEC + #define CC1_SECURE_PLT_DEFAULT_SPEC "" + #endif ++#ifndef LINK_SECURE_PLT_DEFAULT_SPEC ++#define LINK_SECURE_PLT_DEFAULT_SPEC "" ++#endif + + /* Pass -G xxx to the compiler. */ + #undef CC1_SPEC +@@ -757,17 +760,23 @@ + + #define LINK_START_LINUX_SPEC "" + ++#define MUSL_DYNAMIC_LINKER_E ENDIAN_SELECT("","le","") ++ + #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" MUSL_DYNAMIC_LINKER_E "%{msoft-float:-sf}.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} \ +@@ -889,6 +898,7 @@ + { "link_os_openbsd", LINK_OS_OPENBSD_SPEC }, \ + { "link_os_default", LINK_OS_DEFAULT_SPEC }, \ + { "cc1_secure_plt_default", CC1_SECURE_PLT_DEFAULT_SPEC }, \ ++ { "link_secure_plt_default", LINK_SECURE_PLT_DEFAULT_SPEC }, \ + { "cpp_os_ads", CPP_OS_ADS_SPEC }, \ + { "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \ + { "cpp_os_mvme", CPP_OS_MVME_SPEC }, \ +diff -Nur gcc-5.4.0.orig/gcc/config/rs6000/sysv4le.h gcc-5.4.0/gcc/config/rs6000/sysv4le.h +--- gcc-5.4.0.orig/gcc/config/rs6000/sysv4le.h 2015-09-24 15:46:45.000000000 +0200 ++++ gcc-5.4.0/gcc/config/rs6000/sysv4le.h 2016-11-27 13:12:33.226953738 +0100 +@@ -31,3 +31,5 @@ + /* Little-endian PowerPC64 Linux uses the ELF v2 ABI by default. */ + #define LINUX64_DEFAULT_ABI_ELFv2 + ++#undef MUSL_DYNAMIC_LINKER_E ++#define MUSL_DYNAMIC_LINKER_E ENDIAN_SELECT("","le","le") +diff -Nur gcc-5.4.0.orig/gcc/config.gcc gcc-5.4.0/gcc/config.gcc +--- gcc-5.4.0.orig/gcc/config.gcc 2015-09-10 16:17:53.000000000 +0200 ++++ gcc-5.4.0/gcc/config.gcc 2016-11-27 13:14:17.149638148 +0100 +@@ -2413,6 +2413,10 @@ + powerpc*-*-linux*paired*) + tm_file="${tm_file} rs6000/750cl.h" ;; + esac ++ case ${target} in ++ powerpc*-*-linux*-musl*) ++ enable_secureplt=yes ;; ++ esac + if test x${enable_secureplt} = xyes; then + tm_file="rs6000/secureplt.h ${tm_file}" + fi