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-rw-r--r--toolchain/gcc/patches/5.2.0/203-musl_powerpc.patch132
1 files changed, 114 insertions, 18 deletions
diff --git a/toolchain/gcc/patches/5.2.0/203-musl_powerpc.patch b/toolchain/gcc/patches/5.2.0/203-musl_powerpc.patch
index 925acb3..8c0a4cc 100644
--- a/toolchain/gcc/patches/5.2.0/203-musl_powerpc.patch
+++ b/toolchain/gcc/patches/5.2.0/203-musl_powerpc.patch
@@ -1,24 +1,35 @@
---- a/gcc/config.gcc
-+++ b/gcc/config.gcc
-@@ -2410,6 +2410,10 @@ powerpc*-*-linux*)
- powerpc*-*-linux*paired*)
- tm_file="${tm_file} rs6000/750cl.h" ;;
- esac
-+ case ${target} in
-+ *-linux*-musl*)
-+ enable_secureplt=yes ;;
-+ esac
- if test x${enable_secureplt} = xyes; then
- tm_file="rs6000/secureplt.h ${tm_file}"
- fi
+
+gcc/Changelog:
+
+2015-04-24 Gregor Richards <gregor.richards@uwaterloo.ca>
+ Szabolcs Nagy <szabolcs.nagy@arm.com>
+
+ * config.gcc (secure_plt): Add *-linux*-musl*.
+ * config/rs6000/linux64.h (MUSL_DYNAMIC_LINKER32): Define.
+ (MUSL_DYNAMIC_LINKER64): Define.
+ (GNU_USER_DYNAMIC_LINKER32): Update.
+ (GNU_USER_DYNAMIC_LINKER64): Update.
+ (CHOOSE_DYNAMIC_LINKER): Update.
+
+ * config/rs6000/secureplt.h (LINK_SECURE_PLT_DEFAULT_SPEC): Define.
+ * config/rs6000/sysv4.h (GNU_USER_DYNAMIC_LINKER): Update.
+ (MUSL_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER_E,)
+ (INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
+ (INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
+ (INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.
+ (LINK_SECURE_PLT_DEFAULT_SPEC): Define.
+ (CHOOSE_DYNAMIC_LINKER, LINK_TARGET_SPEC, LINK_OS_LINUX_SPEC): Update.
+
+ * config/rs6000/sysv4le.h (MUSL_DYNAMIC_LINKER_E): Define.
+
--- a/gcc/config/rs6000/linux64.h
+++ b/gcc/config/rs6000/linux64.h
@@ -365,17 +365,21 @@ extern int dot_symbols;
#endif
#define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0"
#define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0"
-+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc%{msoft-float:-sf}.so.1"
-+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64.so.1"
++#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E ".so.1"
++#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64" MUSL_DYNAMIC_LINKER_E ".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 "}}"
@@ -68,11 +79,15 @@
/* Any specific OS flags. */
#define LINK_OS_SPEC "\
-@@ -764,15 +768,18 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF
+@@ -762,17 +766,22 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF
+ #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%{msoft-float:-sf}.so.1"
++#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E ".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 "}}"
@@ -90,7 +105,7 @@
#define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \
%{rdynamic:-export-dynamic} \
-@@ -895,6 +902,7 @@ ncrtn.o%s"
+@@ -895,6 +904,7 @@ ncrtn.o%s"
{ "link_os_openbsd", LINK_OS_OPENBSD_SPEC }, \
{ "link_os_default", LINK_OS_DEFAULT_SPEC }, \
{ "cc1_secure_plt_default", CC1_SECURE_PLT_DEFAULT_SPEC }, \
@@ -98,3 +113,84 @@
{ "cpp_os_ads", CPP_OS_ADS_SPEC }, \
{ "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \
{ "cpp_os_mvme", CPP_OS_MVME_SPEC }, \
+@@ -949,3 +959,72 @@ ncrtn.o%s"
+ /* This target uses the sysv4.opt file. */
+ #define TARGET_USES_SYSV4_OPT 1
+
++/* Include order changes for musl, same as in generic linux.h. */
++#if DEFAULT_LIBC == LIBC_MUSL
++#define INCLUDE_DEFAULTS_MUSL_GPP \
++ { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1, \
++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, \
++ { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1, \
++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 1 }, \
++ { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1, \
++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 },
++
++#ifdef LOCAL_INCLUDE_DIR
++#define INCLUDE_DEFAULTS_MUSL_LOCAL \
++ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 2 }, \
++ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 0 },
++#else
++#define INCLUDE_DEFAULTS_MUSL_LOCAL
++#endif
++
++#ifdef PREFIX_INCLUDE_DIR
++#define INCLUDE_DEFAULTS_MUSL_PREFIX \
++ { PREFIX_INCLUDE_DIR, 0, 0, 1, 0, 0},
++#else
++#define INCLUDE_DEFAULTS_MUSL_PREFIX
++#endif
++
++#ifdef CROSS_INCLUDE_DIR
++#define INCLUDE_DEFAULTS_MUSL_CROSS \
++ { CROSS_INCLUDE_DIR, "GCC", 0, 0, 0, 0},
++#else
++#define INCLUDE_DEFAULTS_MUSL_CROSS
++#endif
++
++#ifdef TOOL_INCLUDE_DIR
++#define INCLUDE_DEFAULTS_MUSL_TOOL \
++ { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0},
++#else
++#define INCLUDE_DEFAULTS_MUSL_TOOL
++#endif
++
++#ifdef NATIVE_SYSTEM_HEADER_DIR
++#define INCLUDE_DEFAULTS_MUSL_NATIVE \
++ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 2 }, \
++ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 0 },
++#else
++#define INCLUDE_DEFAULTS_MUSL_NATIVE
++#endif
++
++#if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT)
++# undef INCLUDE_DEFAULTS_MUSL_LOCAL
++# define INCLUDE_DEFAULTS_MUSL_LOCAL
++# undef INCLUDE_DEFAULTS_MUSL_NATIVE
++# define INCLUDE_DEFAULTS_MUSL_NATIVE
++#else
++# undef INCLUDE_DEFAULTS_MUSL_CROSS
++# define INCLUDE_DEFAULTS_MUSL_CROSS
++#endif
++
++#undef INCLUDE_DEFAULTS
++#define INCLUDE_DEFAULTS \
++ { \
++ INCLUDE_DEFAULTS_MUSL_GPP \
++ INCLUDE_DEFAULTS_MUSL_PREFIX \
++ INCLUDE_DEFAULTS_MUSL_CROSS \
++ INCLUDE_DEFAULTS_MUSL_TOOL \
++ INCLUDE_DEFAULTS_MUSL_NATIVE \
++ { GCC_INCLUDE_DIR, "GCC", 0, 1, 0, 0 }, \
++ { 0, 0, 0, 0, 0, 0 } \
++ }
++#endif
+--- a/gcc/config/rs6000/sysv4le.h
++++ b/gcc/config/rs6000/sysv4le.h
+@@ -35,3 +35,5 @@
+ /* 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")