x86inc: Rename "program_name" to "private_prefix"

The new name is more descriptive and will allow defining a separate
public prefix for externally visible library symbols.
Signed-off-by: Diego Biurrun <diego@biurrun.de>

libavutil/x86/x86inc.asm

@@ -34,8 +34,8 @@
 ; as this feature might be useful for others as well.  Send patches or ideas
 ; to x264-devel@videolan.org .
 
-%ifndef program_name
-    %define program_name x264
+%ifndef private_prefix
+    %define private_prefix x264
 %endif
 
 %define WIN64  0
@@ -631,7 +631,7 @@ DECLARE_ARG 7, 8, 9, 10, 11, 12, 13, 14
 %endmacro
 %macro cglobal_internal 1-2+
     %ifndef cglobaled_%1
-        %xdefine %1 mangle(program_name %+ _ %+ %1)
+        %xdefine %1 mangle(private_prefix %+ _ %+ %1)
         %xdefine %1.skip_prologue %1 %+ .skip_prologue
         CAT_XDEFINE cglobaled_, %1, 1
     %endif
@@ -655,7 +655,7 @@ DECLARE_ARG 7, 8, 9, 10, 11, 12, 13, 14
 %endmacro
 
 %macro cextern 1
-    %xdefine %1 mangle(program_name %+ _ %+ %1)
+    %xdefine %1 mangle(private_prefix %+ _ %+ %1)
     CAT_XDEFINE cglobaled_, %1, 1
     extern %1
 %endmacro
@@ -668,7 +668,7 @@ DECLARE_ARG 7, 8, 9, 10, 11, 12, 13, 14
 %endmacro
 
 %macro const 2+
-    %xdefine %1 mangle(program_name %+ _ %+ %1)
+    %xdefine %1 mangle(private_prefix %+ _ %+ %1)
     global %1
     %1: %2
 %endmacro

libavutil/x86/x86util.asm

@@ -23,7 +23,7 @@
 ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 ;******************************************************************************
 
-%define program_name ff
+%define private_prefix ff
 %define cpuflags_mmxext cpuflags_mmx2
 
 %include "libavutil/x86/x86inc.asm"

libswscale/x86/input.asm

@@ -98,7 +98,7 @@ cglobal %2 %+ 24ToY, 3, 3, %1, dst, src, w
 %define coeff2 [%2_Ycoeff_3x56]
 %endif ; x86-32/64 && mmsize == 8/16
 %if (ARCH_X86_64 || mmsize == 8) && %0 == 3
-    jmp mangle(program_name %+ _ %+ %3 %+ 24ToY %+ SUFFIX).body
+    jmp mangle(private_prefix %+ _ %+ %3 %+ 24ToY %+ SUFFIX).body
 %else ; (ARCH_X86_64 && %0 == 3) || mmsize == 8
 .body:
 %if cpuflag(ssse3)
@@ -188,7 +188,7 @@ cglobal %2 %+ 24ToUV, 3, 4, %1, dstU, dstV, src, w
 %define coeffV2 [%2_Vcoeff_3x56]
 %endif ; x86-32/64
 %if ARCH_X86_64 && %0 == 3
-    jmp mangle(program_name %+ _ %+ %3 %+ 24ToUV %+ SUFFIX).body
+    jmp mangle(private_prefix %+ _ %+ %3 %+ 24ToUV %+ SUFFIX).body
 %else ; ARCH_X86_64 && %0 == 3
 .body:
 %if cpuflag(ssse3)
@@ -315,7 +315,7 @@ cglobal %2%3%4%5 %+ ToY, 3, 3, %1, dst, src, w
     mova           m5, [rgba_Ycoeff_%2%4]
     mova           m6, [rgba_Ycoeff_%3%5]
 %if %0 == 6
-    jmp mangle(program_name %+ _ %+ %6 %+ ToY %+ SUFFIX).body
+    jmp mangle(private_prefix %+ _ %+ %6 %+ ToY %+ SUFFIX).body
 %else ; %0 == 6
 .body:
 %if ARCH_X86_64
@@ -371,7 +371,7 @@ cglobal %2%3%4%5 %+ ToUV, 3, 4, %1, dstU, dstV, src, w
 %define coeffV2 [rgba_Vcoeff_%3%5]
 %endif ; x86-64/32
 %if ARCH_X86_64 && %0 == 6
-    jmp mangle(program_name %+ _ %+ %6 %+ ToUV %+ SUFFIX).body
+    jmp mangle(private_prefix %+ _ %+ %6 %+ ToUV %+ SUFFIX).body
 %else ; ARCH_X86_64 && %0 == 6
 .body:
 %if ARCH_X86_64