gallium: Define __func__ on MSVC.

[mesa.git] / src / gallium / include / pipe / p_compiler.h

diff --git a/src/gallium/include/pipe/p_compiler.h b/src/gallium/include/pipe/p_compiler.h
index 0358c14e24b03b3cee615292739278299b6b8663..3441db685ce44c3f5fbb9957db40c5b571d25d1b 100644 (file)
--- a/src/gallium/include/pipe/p_compiler.h
+++ b/src/gallium/include/pipe/p_compiler.h
@@ -35,6 +35,7 @@
 #include <string.h>
 #include <stddef.h>
 #include <stdarg.h>
+#include <limits.h>
 
 
 #if defined(_WIN32) && !defined(__WIN32__)
@@ -79,6 +80,14 @@ typedef unsigned char boolean;
 #define FALSE false
 #endif
 
+#ifndef va_copy
+#ifdef __va_copy
+#define va_copy(dest, src) __va_copy((dest), (src))
+#else
+#define va_copy(dest, src) (dest) = (src)
+#endif
+#endif
+
 /* Function inlining */
 #ifndef INLINE
 #  ifdef __cplusplus
@@ -102,6 +111,37 @@ typedef unsigned char boolean;
 #  endif
 #endif
 
+/* Forced function inlining */
+#ifndef ALWAYS_INLINE
+#  ifdef __GNUC__
+#    define ALWAYS_INLINE inline __attribute__((always_inline))
+#  elif defined(_MSC_VER)
+#    define ALWAYS_INLINE __forceinline
+#  else
+#    define ALWAYS_INLINE INLINE
+#  endif
+#endif
+
+/*
+ * Define the C99 restrict keyword.
+ *
+ * See also:
+ * - http://cellperformance.beyond3d.com/articles/2006/05/demystifying-the-restrict-keyword.html
+ */
+#ifndef restrict
+#  if (__STDC_VERSION__ >= 199901L)
+     /* C99 */
+#  elif defined(__SUNPRO_C) && defined(__C99FEATURES__)
+     /* C99 */
+#  elif defined(__GNUC__)
+#    define restrict __restrict__
+#  elif defined(_MSC_VER)
+#    define restrict __restrict
+#  else
+#    define restrict /* */
+#  endif
+#endif
+
 
 /* Function visibility */
 #ifndef PUBLIC
@@ -131,6 +171,18 @@ typedef unsigned char boolean;
 #  define __FUNCTION__ "<unknown>"
 # endif
 #endif
+#ifndef __func__
+#  if (__STDC_VERSION__ >= 199901L) || \
+      (defined(__SUNPRO_C) && defined(__C99FEATURES__))
+       /* __func__ is part of C99 */
+#  elif defined(_MSC_VER)
+#    if _MSC_VER >= 1300
+#      define __func__ __FUNCTION__
+#    else
+#      define __func__ "<unknown>"
+#    endif
+#  endif
+#endif