Refs #262. Added executable stack markings.

Author: xianyi

CONTRIBUTORS.md

@@ -79,5 +79,9 @@ In chronological order:
   * [2013-07-11] create openblas_get_parallel to retrieve information which parallelization 
     model is used by OpenBLAS.
 
+* Sébastien Fabbro <[email protected]>
+  * [2013-07-24] Modify makefile to respect user's LDFLAGS
+  * [2013-07-24] Add stack markings for GNU as arch-independent for assembler files
+
 * [Your name or handle] <[email or website]>
   * [Date] [Brief summary of your changes]

common_alpha.h

@@ -150,9 +150,17 @@ static __inline int blas_quickdivide(unsigned int x, unsigned int y){
 #define PROFCODE .prologue 0
 #endif
 
+#if defined(__linux__) && defined(__ELF__)
+#define GNUSTACK .section .note.GNU-stack,"",%progbits
+#else
+#define GNUSTACK
+#endif
+
 #define EPILOGUE \
 	.end REALNAME; \
-	.ident VERSION
+	.ident VERSION; \
+	GNUSTACK
+
 #endif
 
 #ifdef DOUBLE

common_ia64.h

@@ -379,8 +379,15 @@ static __inline int blas_quickdivide(unsigned int x, unsigned int y){
 #define PROFCODE
 #endif
 
+#if defined(__linux__) && defined(__ELF__)
+#define GNUSTACK .section .note.GNU-stack,"",%progbits
+#else
+#define GNUSTACK
+#endif
+
 #define EPILOGUE \
-	.endp REALNAME
+        .endp REALNAME ; \
+        GNUSTACK
 
 #define START_ADDRESS 0x20000fc800000000UL
 

common_mips64.h

@@ -235,10 +235,17 @@ REALNAME: ;\
 	.set	noreorder ;\
 	.set	nomacro
 
+#if defined(__linux__) && defined(__ELF__)
+#define GNUSTACK .section .note.GNU-stack,"",%progbits
+#else
+#define GNUSTACK
+#endif
+
 #define EPILOGUE \
 	.set	macro ;\
 	.set	reorder ;\
-	.end	REALNAME
+	.end	REALNAME ;\
+	GNUSTACK
 
 #define PROFCODE
 #endif

common_sparc.h

@@ -199,8 +199,17 @@ static __inline int blas_quickdivide(blasint x, blasint y){
 	.type	REALNAME, #function; \
 	.proc	07; \
 REALNAME:;
+
+#if defined(__linux__) && defined(__ELF__)
+#define GNUSTACK .section .note.GNU-stack,"",%progbits
+#else
+#define GNUSTACK
+#endif
+
 #define EPILOGUE \
-	.size	 REALNAME, .-REALNAME
+        .size	 REALNAME, .-REALNAME; \
+        GNUSTACK
+
 #endif
 
 #endif

common_x86.h

@@ -301,7 +301,9 @@ static __inline int blas_quickdivide(unsigned int x, unsigned int y){
 #define PROFCODE
 #endif
 
-#define EPILOGUE .size	 REALNAME, .-REALNAME
+#define EPILOGUE \
+        .size	 REALNAME, .-REALNAME; \
+        .section .note.GNU-stack,"",%progbits
 
 #endif
 

common_x86_64.h

@@ -372,7 +372,10 @@ static __inline int blas_quickdivide(unsigned int x, unsigned int y){
 #define PROFCODE
 #endif
 
-#define EPILOGUE .size	 REALNAME, .-REALNAME
+#define EPILOGUE \
+        .size	 REALNAME, .-REALNAME; \
+        .section .note.GNU-stack,"",%progbits
+
 
 #endif