gcc: add support for MIPS R6 Musl

Backport upstream patch to add support for MIPS R6 Musl:

  https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=83717065090bb8b954556d1216dd9dc397dc0243

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/gcc/5.4.0/941-mips-Add-support-for-mips-r6-musl.patch

@@ -0,0 +1,43 @@
+From 83717065090bb8b954556d1216dd9dc397dc0243 Mon Sep 17 00:00:00 2001
+From: nsz <nsz@138bc75d-0d04-0410-961f-82ee72b054a4>
+Date: Thu, 25 Aug 2016 14:13:02 +0000
+Subject: [PATCH] [mips] Add support for mips*r6-*-musl
+
+gcc/
+	* config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
+	(MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
+
+
+git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@239760 138bc75d-0d04-0410-961f-82ee72b054a4
+
+[Vincent: tweak to not patch ChangeLog]
+
+Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
+---
+ gcc/config/mips/linux.h | 9 ++++++---
+ 1 files changed, 6 insertions(+), 3 deletions(-)
+
+diff --git a/gcc/config/mips/linux.h b/gcc/config/mips/linux.h
+index fa253b6..dc51c45 100644
+--- a/gcc/config/mips/linux.h
++++ b/gcc/config/mips/linux.h
+@@ -38,10 +38,13 @@ along with GCC; see the file COPYING3.  If not see
+   "%{mnan=2008:/lib32/ld-uClibc-mipsn8.so.0;:/lib32/ld-uClibc.so.0}"
+ 
+ #undef MUSL_DYNAMIC_LINKER32
+-#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-mips%{EL:el}%{msoft-float:-sf}.so.1"
++#define MUSL_DYNAMIC_LINKER32 \
++  "/lib/ld-musl-mips%{mips32r6|mips64r6:r6}%{EL:el}%{msoft-float:-sf}.so.1"
+ #undef MUSL_DYNAMIC_LINKER64
+-#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-mips64%{EL:el}%{msoft-float:-sf}.so.1"
+-#define MUSL_DYNAMIC_LINKERN32 "/lib/ld-musl-mipsn32%{EL:el}%{msoft-float:-sf}.so.1"
++#define MUSL_DYNAMIC_LINKER64 \
++  "/lib/ld-musl-mips64%{mips64r6:r6}%{EL:el}%{msoft-float:-sf}.so.1"
++#define MUSL_DYNAMIC_LINKERN32 \
++  "/lib/ld-musl-mipsn32%{mips64r6:r6}%{EL:el}%{msoft-float:-sf}.so.1"
+ 
+ #define BIONIC_DYNAMIC_LINKERN32 "/system/bin/linker32"
+ #define GNU_USER_DYNAMIC_LINKERN32 \
+-- 
+2.10.0
+

package/gcc/6.2.0/941-mips-Add-support-for-mips-r6-musl.patch

@@ -0,0 +1,43 @@
+From 83717065090bb8b954556d1216dd9dc397dc0243 Mon Sep 17 00:00:00 2001
+From: nsz <nsz@138bc75d-0d04-0410-961f-82ee72b054a4>
+Date: Thu, 25 Aug 2016 14:13:02 +0000
+Subject: [PATCH] [mips] Add support for mips*r6-*-musl
+
+gcc/
+	* config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
+	(MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
+
+
+git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@239760 138bc75d-0d04-0410-961f-82ee72b054a4
+
+[Vincent: tweak to not patch ChangeLog]
+
+Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
+---
+ gcc/config/mips/linux.h | 9 ++++++---
+ 1 files changed, 6 insertions(+), 3 deletions(-)
+
+diff --git a/gcc/config/mips/linux.h b/gcc/config/mips/linux.h
+index fa253b6..dc51c45 100644
+--- a/gcc/config/mips/linux.h
++++ b/gcc/config/mips/linux.h
+@@ -38,10 +38,13 @@ along with GCC; see the file COPYING3.  If not see
+   "%{mnan=2008:/lib32/ld-uClibc-mipsn8.so.0;:/lib32/ld-uClibc.so.0}"
+ 
+ #undef MUSL_DYNAMIC_LINKER32
+-#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-mips%{EL:el}%{msoft-float:-sf}.so.1"
++#define MUSL_DYNAMIC_LINKER32 \
++  "/lib/ld-musl-mips%{mips32r6|mips64r6:r6}%{EL:el}%{msoft-float:-sf}.so.1"
+ #undef MUSL_DYNAMIC_LINKER64
+-#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-mips64%{EL:el}%{msoft-float:-sf}.so.1"
+-#define MUSL_DYNAMIC_LINKERN32 "/lib/ld-musl-mipsn32%{EL:el}%{msoft-float:-sf}.so.1"
++#define MUSL_DYNAMIC_LINKER64 \
++  "/lib/ld-musl-mips64%{mips64r6:r6}%{EL:el}%{msoft-float:-sf}.so.1"
++#define MUSL_DYNAMIC_LINKERN32 \
++  "/lib/ld-musl-mipsn32%{mips64r6:r6}%{EL:el}%{msoft-float:-sf}.so.1"
+ 
+ #define BIONIC_DYNAMIC_LINKERN32 "/system/bin/linker32"
+ #define GNU_USER_DYNAMIC_LINKERN32 \
+-- 
+2.10.0
+