mirror of https://github.com/hak5/openwrt-owl.git
210 lines
7.4 KiB
Diff
210 lines
7.4 KiB
Diff
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gcc/Changelog:
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2015-04-24 Gregor Richards <gregor.richards@uwaterloo.ca>
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Szabolcs Nagy <szabolcs.nagy@arm.com>
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* config.gcc (secure_plt): Add *-linux*-musl*.
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* config/rs6000/linux64.h (MUSL_DYNAMIC_LINKER32): Define.
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(MUSL_DYNAMIC_LINKER64): Define.
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(GNU_USER_DYNAMIC_LINKER32): Update.
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(GNU_USER_DYNAMIC_LINKER64): Update.
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(CHOOSE_DYNAMIC_LINKER): Update.
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* config/rs6000/secureplt.h (LINK_SECURE_PLT_DEFAULT_SPEC): Define.
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* config/rs6000/sysv4.h (GNU_USER_DYNAMIC_LINKER): Update.
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(MUSL_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER_E,)
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(INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
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(INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
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(INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.
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(LINK_SECURE_PLT_DEFAULT_SPEC): Define.
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(CHOOSE_DYNAMIC_LINKER, LINK_TARGET_SPEC, LINK_OS_LINUX_SPEC): Update.
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* config/rs6000/sysv4le.h (MUSL_DYNAMIC_LINKER_E): Define.
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--- a/gcc/config/rs6000/linux64.h
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+++ b/gcc/config/rs6000/linux64.h
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@@ -365,17 +365,21 @@ extern int dot_symbols;
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#endif
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#define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0"
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#define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0"
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+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E ".so.1"
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+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64" MUSL_DYNAMIC_LINKER_E ".so.1"
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#if DEFAULT_LIBC == LIBC_UCLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}"
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#elif DEFAULT_LIBC == LIBC_GLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}"
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+#elif DEFAULT_LIBC == LIBC_MUSL
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}"
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#else
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#error "Unsupported DEFAULT_LIBC"
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#endif
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#define GNU_USER_DYNAMIC_LINKER32 \
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- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32)
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+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32)
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#define GNU_USER_DYNAMIC_LINKER64 \
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- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64)
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+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64)
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#undef DEFAULT_ASM_ENDIAN
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#if (TARGET_DEFAULT & MASK_LITTLE_ENDIAN)
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--- a/gcc/config/rs6000/secureplt.h
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+++ b/gcc/config/rs6000/secureplt.h
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@@ -18,3 +18,4 @@ along with GCC; see the file COPYING3.
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<http://www.gnu.org/licenses/>. */
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#define CC1_SECURE_PLT_DEFAULT_SPEC "-msecure-plt"
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+#define LINK_SECURE_PLT_DEFAULT_SPEC "--secure-plt"
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--- a/gcc/config/rs6000/sysv4.h
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+++ b/gcc/config/rs6000/sysv4.h
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@@ -537,6 +537,9 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF
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#ifndef CC1_SECURE_PLT_DEFAULT_SPEC
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#define CC1_SECURE_PLT_DEFAULT_SPEC ""
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#endif
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+#ifndef LINK_SECURE_PLT_DEFAULT_SPEC
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+#define LINK_SECURE_PLT_DEFAULT_SPEC ""
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+#endif
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/* Pass -G xxx to the compiler. */
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#undef CC1_SPEC
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@@ -574,7 +577,8 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF
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%{R*} \
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%(link_shlib) \
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%{!T*: %(link_start) } \
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-%(link_os)"
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+%(link_os)" \
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+"%{!mbss-plt: %{!msecure-plt: %(link_secure_plt_default)}}"
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/* Shared libraries are not default. */
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#define LINK_SHLIB_SPEC "\
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@@ -757,17 +761,22 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF
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#define LINK_START_LINUX_SPEC ""
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+#define MUSL_DYNAMIC_LINKER_E ENDIAN_SELECT("","le","")
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+
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#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
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#define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
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+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E ".so.1"
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#if DEFAULT_LIBC == LIBC_UCLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}"
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+#elif DEFAULT_LIBC == LIBC_MUSL
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}"
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#elif !defined (DEFAULT_LIBC) || DEFAULT_LIBC == LIBC_GLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}"
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#else
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#error "Unsupported DEFAULT_LIBC"
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#endif
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#define GNU_USER_DYNAMIC_LINKER \
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- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER)
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+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
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#define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \
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%{rdynamic:-export-dynamic} \
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@@ -889,6 +898,7 @@ ncrtn.o%s"
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{ "link_os_openbsd", LINK_OS_OPENBSD_SPEC }, \
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{ "link_os_default", LINK_OS_DEFAULT_SPEC }, \
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{ "cc1_secure_plt_default", CC1_SECURE_PLT_DEFAULT_SPEC }, \
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+ { "link_secure_plt_default", LINK_SECURE_PLT_DEFAULT_SPEC }, \
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{ "cpp_os_ads", CPP_OS_ADS_SPEC }, \
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{ "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \
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{ "cpp_os_mvme", CPP_OS_MVME_SPEC }, \
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@@ -943,3 +953,72 @@ ncrtn.o%s"
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/* This target uses the sysv4.opt file. */
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#define TARGET_USES_SYSV4_OPT 1
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+/* Include order changes for musl, same as in generic linux.h. */
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+#if DEFAULT_LIBC == LIBC_MUSL
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+#define INCLUDE_DEFAULTS_MUSL_GPP \
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+ { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1, \
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+ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, \
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+ { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1, \
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+ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 1 }, \
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+ { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1, \
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+ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 },
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+
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+#ifdef LOCAL_INCLUDE_DIR
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+#define INCLUDE_DEFAULTS_MUSL_LOCAL \
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+ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 2 }, \
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+ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 0 },
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+#else
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+#define INCLUDE_DEFAULTS_MUSL_LOCAL
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+#endif
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+
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+#ifdef PREFIX_INCLUDE_DIR
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+#define INCLUDE_DEFAULTS_MUSL_PREFIX \
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+ { PREFIX_INCLUDE_DIR, 0, 0, 1, 0, 0},
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+#else
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+#define INCLUDE_DEFAULTS_MUSL_PREFIX
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+#endif
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+
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+#ifdef CROSS_INCLUDE_DIR
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+#define INCLUDE_DEFAULTS_MUSL_CROSS \
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+ { CROSS_INCLUDE_DIR, "GCC", 0, 0, 0, 0},
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+#else
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+#define INCLUDE_DEFAULTS_MUSL_CROSS
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+#endif
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+
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+#ifdef TOOL_INCLUDE_DIR
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+#define INCLUDE_DEFAULTS_MUSL_TOOL \
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+ { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0},
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+#else
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+#define INCLUDE_DEFAULTS_MUSL_TOOL
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+#endif
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+
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+#ifdef NATIVE_SYSTEM_HEADER_DIR
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+#define INCLUDE_DEFAULTS_MUSL_NATIVE \
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+ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 2 }, \
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+ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 0 },
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+#else
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+#define INCLUDE_DEFAULTS_MUSL_NATIVE
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+#endif
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+
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+#if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT)
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+# undef INCLUDE_DEFAULTS_MUSL_LOCAL
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+# define INCLUDE_DEFAULTS_MUSL_LOCAL
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+# undef INCLUDE_DEFAULTS_MUSL_NATIVE
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+# define INCLUDE_DEFAULTS_MUSL_NATIVE
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+#else
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+# undef INCLUDE_DEFAULTS_MUSL_CROSS
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+# define INCLUDE_DEFAULTS_MUSL_CROSS
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+#endif
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+
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+#undef INCLUDE_DEFAULTS
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+#define INCLUDE_DEFAULTS \
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+ { \
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+ INCLUDE_DEFAULTS_MUSL_GPP \
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+ INCLUDE_DEFAULTS_MUSL_PREFIX \
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+ INCLUDE_DEFAULTS_MUSL_CROSS \
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+ INCLUDE_DEFAULTS_MUSL_TOOL \
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+ INCLUDE_DEFAULTS_MUSL_NATIVE \
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+ { GCC_INCLUDE_DIR, "GCC", 0, 1, 0, 0 }, \
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+ { 0, 0, 0, 0, 0, 0 } \
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+ }
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+#endif
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--- a/gcc/config/rs6000/sysv4le.h
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+++ b/gcc/config/rs6000/sysv4le.h
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@@ -31,3 +31,5 @@
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/* Little-endian PowerPC64 Linux uses the ELF v2 ABI by default. */
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#define LINUX64_DEFAULT_ABI_ELFv2
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+#undef MUSL_DYNAMIC_LINKER_E
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+#define MUSL_DYNAMIC_LINKER_E ENDIAN_SELECT("","le","le")
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--- a/gcc/config.gcc
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+++ b/gcc/config.gcc
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@@ -2430,6 +2430,10 @@ powerpc*-*-linux*)
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powerpc*-*-linux*paired*)
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tm_file="${tm_file} rs6000/750cl.h" ;;
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esac
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+ case ${target} in
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+ *-linux*-musl*)
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+ enable_secureplt=yes ;;
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+ esac
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if test x${enable_secureplt} = xyes; then
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tm_file="rs6000/secureplt.h ${tm_file}"
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fi
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