PD#118065: cts: fixed amffmpeg has text relocations error

merged from newer ffmpeg:
commit f963f80399deb1a2b44c1bac3af7123e8a0c9e46
Author: Martin Storsjo <martin@martin.st>
Date:   Sun Nov 16 12:51:54 2014 +0200

    arm: Use .data.rel.ro for const data with relocations

    Signed-off-by: Martin Storsjo <martin@martin.st>

Change-Id: I086d3affaeaf5a3ce8b08e4826dd1a9ec75a60ed

5 files changed, 10 insertions, 3 deletions

diff --git a/config.h b/config.h
index 085588f..abe0d98 100644
--- a/config.h
+++ b/config.h
@@ -258,6 +258,7 @@
 #define HAVE_SARESTART 1
 #define HAVE_SCHED_GETAFFINITY 0
 #define HAVE_SDL 0
+#define HAVE_SECTION_DATA_REL_RO 1
 #define HAVE_SETCONSOLETEXTATTRIBUTE 0
 #define HAVE_SETMODE 0
 #define HAVE_SETRLIMIT 1
diff --git a/configure b/configure
index af322f5..25d58da 100755
--- a/configure
+++ b/configure
@@ -1514,6 +1514,7 @@ HAVE_LIST="
     sarestart
     sched_getaffinity
     sdl
+    section_data_rel_ro
     SetConsoleTextAttribute
     setmode
     setrlimit
@@ -3635,6 +3636,7 @@ case $target_os in
         add_cppflags -U__STRICT_ANSI__
         ;;
     linux)
+        enable section_data_rel_ro
         enable dv1394
         ;;
     irix*)
diff --git a/libavcodec/arm/fft_fixed_neon.S b/libavcodec/arm/fft_fixed_neon.S
index d4a38a2..c0a14a0 100644
--- a/libavcodec/arm/fft_fixed_neon.S
+++ b/libavcodec/arm/fft_fixed_neon.S
@@ -242,7 +242,7 @@ function ff_fft_fixed_calc_neon, export=1
         bx              r3
 endfunc
 
-const   fft_fixed_tab_neon
+const   fft_fixed_tab_neon, relocate=1
         .word fft4_neon
         .word fft8_neon
         .word fft16_neon
diff --git a/libavcodec/arm/fft_neon.S b/libavcodec/arm/fft_neon.S
index 8b9ae2a..48f8dfc 100644
--- a/libavcodec/arm/fft_neon.S
+++ b/libavcodec/arm/fft_neon.S
@@ -348,7 +348,7 @@ function ff_fft_permute_neon, export=1
         pop             {r4,pc}
 endfunc
 
-const   fft_tab_neon
+const   fft_tab_neon, relocate=1
         .word fft4_neon
         .word fft8_neon
         .word fft16_neon
diff --git a/libavutil/arm/asm.S b/libavutil/arm/asm.S
index 9cdcce9..2b0d0f6 100644
--- a/libavutil/arm/asm.S
+++ b/libavutil/arm/asm.S
@@ -79,12 +79,16 @@ ELF     .type   \name, %function
 \name:
 .endm
 
-.macro  const   name, align=2
+.macro  const   name, align=2, relocate=0
     .macro endconst
 ELF     .size   \name, . - \name
         .purgem endconst
     .endm
+.if HAVE_SECTION_DATA_REL_RO && \relocate
+        .section        .data.rel.ro
+.else
         .section        .rodata
+.endif
         .align          \align
 \name:
 .endm