Changeset 3468

Timestamp:

Mar 22, 2011 9:38:49 AM (14 years ago)

Author:

nanang

Message:

Close #1220:

• Added macro PJ_ALIGN_DATA for aligning data (compiler specific), currently needed by ffmpeg encoder to provide 16-bytes aligned stack for SSE/MMX operation.

Location:

pjproject/branches/projects/2.0-dev/pjlib/include/pj

Files:

• compat/cc_gcc.h (modified) (1 diff)
• compat/cc_msvc.h (modified) (1 diff)
• config.h (modified) (1 diff)

pjproject/branches/projects/2.0-dev/pjlib/include/pj/compat/cc_gcc.h

@@ -72 +72 @@
 #define PJ_UNREACHED(x)         
 
+#define PJ_ALIGN_DATA(declaration, alignment) declaration _attribute_ ((aligned (alignment)))
+
+
 #endif  /* __PJ_COMPAT_CC_GCC_H__ */
 

pjproject/branches/projects/2.0-dev/pjlib/include/pj/compat/cc_msvc.h

@@ -81 +81 @@
 #define PJ_UNREACHED(x)         
 
+#define PJ_ALIGN_DATA(declaration, alignment) __declspec(align(alignment)) declaration
+
+
 #endif  /* __PJ_COMPAT_CC_MSVC_H__ */
 

pjproject/branches/projects/2.0-dev/pjlib/include/pj/config.h

@@ -45 +45 @@
 #endif
 
+/* PJ_ALIGN_DATA is compiler specific directive to align data address */
+#ifndef PJ_ALIGN_DATA
+#  error "PJ_ALIGN_DATA is not defined!"
+#endif
 
 /********************************************************************