Merge branch 'origin' into glsl-compiler-1

Conflicts:

	src/mesa/main/state.c
	src/mesa/shader/program.c
	src/mesa/shader/program.h
	src/mesa/shader/programopt.c
	src/mesa/shader/slang/slang_execute.c
	src/mesa/sources
	src/mesa/swrast/s_arbshader.c
	src/mesa/swrast/s_context.c
	src/mesa/swrast/s_span.c
	src/mesa/swrast/s_zoom.c
	src/mesa/tnl/t_context.c
	src/mesa/tnl/t_save_api.c
	src/mesa/tnl/t_vb_arbprogram.c
	src/mesa/tnl/t_vp_build.c
	src/mesa/tnl/t_vtx_eval.c

1 files changed, 71 insertions, 193 deletions

diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c
index 9c7ebf9287d..e2d44fa07c4 100644
--- a/src/mesa/main/imports.c
+++ b/src/mesa/main/imports.c
@@ -24,9 +24,6 @@
  * - scanf
  * - qsort
  * - rand and RAND_MAX
- *
- * \note When compiled into a XFree86 module these functions wrap around
- * XFree86 own wrappers.
  */
 
 /*
@@ -71,50 +68,29 @@ extern int vsnprintf(char *str, size_t count, const char *fmt, va_list arg);
 #endif
 #endif
 
-/* If we don't actually want to use the libcwrapper junk (even though we're
- * building an Xorg server module), then just undef IN_MODULE to signal that to
- * the following code.  It's left around for now to allow compiling of newish
- * Mesa with older servers, but this whole mess should go away at some point.
- */
-#ifdef NO_LIBCWRAPPER
-#undef IN_MODULE
-#endif
-
 /**********************************************************************/
 /** \name Memory */
 /*@{*/
 
-/** Wrapper around either malloc() or xf86malloc() */
+/** Wrapper around malloc() */
 void *
 _mesa_malloc(size_t bytes)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86malloc(bytes);
-#else
    return malloc(bytes);
-#endif
 }
 
-/** Wrapper around either calloc() or xf86calloc() */
+/** Wrapper around calloc() */
 void *
 _mesa_calloc(size_t bytes)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86calloc(1, bytes);
-#else
    return calloc(1, bytes);
-#endif
 }
 
-/** Wrapper around either free() or xf86free() */
+/** Wrapper around free() */
 void
 _mesa_free(void *ptr)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   xf86free(ptr);
-#else
    free(ptr);
-#endif
 }
 
 /**
@@ -131,7 +107,7 @@ _mesa_free(void *ptr)
 void *
 _mesa_align_malloc(size_t bytes, unsigned long alignment)
 {
-#if defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE))
+#if defined(HAVE_POSIX_MEMALIGN)
    void *mem;
 
    (void) posix_memalign(& mem, alignment, bytes);
@@ -157,7 +133,7 @@ _mesa_align_malloc(size_t bytes, unsigned long alignment)
 #endif
 
    return (void *) buf;
-#endif /* defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) */
+#endif /* defined(HAVE_POSIX_MEMALIGN) */
 }
 
 /**
@@ -167,7 +143,7 @@ _mesa_align_malloc(size_t bytes, unsigned long alignment)
 void *
 _mesa_align_calloc(size_t bytes, unsigned long alignment)
 {
-#if defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE))
+#if defined(HAVE_POSIX_MEMALIGN)
    void *mem;
    
    mem = _mesa_align_malloc(bytes, alignment);
@@ -197,7 +173,7 @@ _mesa_align_calloc(size_t bytes, unsigned long alignment)
 #endif
 
    return (void *)buf;
-#endif /* defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) */
+#endif /* defined(HAVE_POSIX_MEMALIGN) */
 }
 
 /**
@@ -210,13 +186,13 @@ _mesa_align_calloc(size_t bytes, unsigned long alignment)
 void
 _mesa_align_free(void *ptr)
 {
-#if defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE))
+#if defined(HAVE_POSIX_MEMALIGN)
    free(ptr);
 #else
    void **cubbyHole = (void **) ((char *) ptr - sizeof(void *));
    void *realAddr = *cubbyHole;
    _mesa_free(realAddr);
-#endif /* defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) */
+#endif /* defined(HAVE_POSIX_MEMALIGN) */
 }
 
 /**
@@ -255,22 +231,18 @@ _mesa_realloc(void *oldBuffer, size_t oldSize, size_t newSize)
 void *
 _mesa_memcpy(void *dest, const void *src, size_t n)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86memcpy(dest, src, n);
-#elif defined(SUNOS4)
+#if defined(SUNOS4)
    return memcpy((char *) dest, (char *) src, (int) n);
 #else
    return memcpy(dest, src, n);
 #endif
 }
 
-/** Wrapper around either memset() or xf86memset() */
+/** Wrapper around memset() */
 void
 _mesa_memset( void *dst, int val, size_t n )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   xf86memset( dst, val, n );
-#elif defined(SUNOS4)
+#if defined(SUNOS4)
    memset( (char *) dst, (int) val, (int) n );
 #else
    memset(dst, val, n);
@@ -290,26 +262,22 @@ _mesa_memset16( unsigned short *dst, unsigned short val, size_t n )
       *dst++ = val;
 }
 
-/** Wrapper around either memcpy() or xf86memcpy() or bzero() */
+/** Wrapper around either memcpy() or bzero() */
 void
 _mesa_bzero( void *dst, size_t n )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   xf86memset( dst, 0, n );
-#elif defined(__FreeBSD__)
+#if defined(__FreeBSD__)
    bzero( dst, n );
 #else
    memset( dst, 0, n );
 #endif
 }
 
-/** Wrapper around either memcmp() or xf86memcmp() */
+/** Wrapper around memcmp() */
 int
 _mesa_memcmp( const void *s1, const void *s2, size_t n )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86memcmp( s1, s2, n );
-#elif defined(SUNOS4)
+#if defined(SUNOS4)
    return memcmp( (char *) s1, (char *) s2, (int) n );
 #else
    return memcmp(s1, s2, n);
@@ -323,70 +291,46 @@ _mesa_memcmp( const void *s1, const void *s2, size_t n )
 /** \name Math */
 /*@{*/
 
-/** Wrapper around either sin() or xf86sin() */
+/** Wrapper around sin() */
 double
 _mesa_sin(double a)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86sin(a);
-#else
    return sin(a);
-#endif
 }
 
-/** Single precision wrapper around either sin() or xf86sin() */
+/** Single precision wrapper around sin() */
 float
 _mesa_sinf(float a)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return (float) xf86sin((double) a);
-#else
    return (float) sin((double) a);
-#endif
 }
 
-/** Wrapper around either cos() or xf86cos() */
+/** Wrapper around cos() */
 double
 _mesa_cos(double a)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86cos(a);
-#else
    return cos(a);
-#endif
 }
 
-/** Single precision wrapper around either asin() or xf86asin() */
+/** Single precision wrapper around asin() */
 float
 _mesa_asinf(float x)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return (float) xf86asin((double) x);
-#else
    return (float) asin((double) x);
-#endif
 }
 
-/** Single precision wrapper around either atan() or xf86atan() */
+/** Single precision wrapper around atan() */
 float
 _mesa_atanf(float x)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return (float) xf86atan((double) x);
-#else
    return (float) atan((double) x);
-#endif
 }
 
-/** Wrapper around either sqrt() or xf86sqrt() */
+/** Wrapper around sqrt() */
 double
 _mesa_sqrtd(double x)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86sqrt(x);
-#else
    return sqrt(x);
-#endif
 }
 
 
@@ -584,25 +528,17 @@ _mesa_inv_sqrtf(float n)
 
         return x3 * r3;
 #endif
-#elif defined(XFree86LOADER) && defined(IN_MODULE)
-        return 1.0F / xf86sqrt(n);
 #else
         return (float) (1.0 / sqrt(n));
 #endif
 }
 
 
-/**
- * Wrapper around either pow() or xf86pow().
- */
+/** Wrapper around pow() */
 double
 _mesa_pow(double x, double y)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86pow(x, y);
-#else
    return pow(x, y);
-#endif
 }
 
 
@@ -633,8 +569,6 @@ _mesa_ffs(int i)
       }
    }
    return bit;
-#elif defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86ffs(i);
 #else
    return ffs(i);
 #endif
@@ -642,6 +576,35 @@ _mesa_ffs(int i)
 
 
 /**
+ * Find position of first bit set in given value.
+ * XXX Warning: this function can only be used on 64-bit systems!
+ * \return  position of least-significant bit set, starting at 1, return zero
+ *          if no bits set.
+ */
+int
+_mesa_ffsll(long long val)
+{
+#ifdef ffsll
+   return ffsll(val);
+#else
+   int bit;
+
+   assert(sizeof(val) == 8);
+
+   bit = ffs(val);
+   if (bit != 0)
+      return bit;
+
+   bit = ffs(val >> 32);
+   if (bit != 0)
+      return 32 + bit;
+
+   return 0;
+#endif
+}
+
+
+/**
  * Return number of bits set in given GLuint.
  */
 unsigned int
@@ -807,11 +770,7 @@ void *
 _mesa_bsearch( const void *key, const void *base, size_t nmemb, size_t size, 
                int (*compar)(const void *, const void *) )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86bsearch(key, base, nmemb, size, compar);
-#else
    return bsearch(key, base, nmemb, size, compar);
-#endif
 }
 
 /*@}*/
@@ -827,9 +786,7 @@ _mesa_bsearch( const void *key, const void *base, size_t nmemb, size_t size,
 char *
 _mesa_getenv( const char *var )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86getenv(var);
-#elif defined(_XBOX)
+#if defined(_XBOX)
    return NULL;
 #else
    return getenv(var);
@@ -843,81 +800,53 @@ _mesa_getenv( const char *var )
 /** \name String */
 /*@{*/
 
-/** Wrapper around either strstr() or xf86strstr() */
+/** Wrapper around strstr() */
 char *
 _mesa_strstr( const char *haystack, const char *needle )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86strstr(haystack, needle);
-#else
    return strstr(haystack, needle);
-#endif
 }
 
-/** Wrapper around either strncat() or xf86strncat() */
+/** Wrapper around strncat() */
 char *
 _mesa_strncat( char *dest, const char *src, size_t n )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86strncat(dest, src, n);
-#else
    return strncat(dest, src, n);
-#endif
 }
 
-/** Wrapper around either strcpy() or xf86strcpy() */
+/** Wrapper around strcpy() */
 char *
 _mesa_strcpy( char *dest, const char *src )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86strcpy(dest, src);
-#else
    return strcpy(dest, src);
-#endif
 }
 
-/** Wrapper around either strncpy() or xf86strncpy() */
+/** Wrapper around strncpy() */
 char *
 _mesa_strncpy( char *dest, const char *src, size_t n )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86strncpy(dest, src, n);
-#else
    return strncpy(dest, src, n);
-#endif
 }
 
-/** Wrapper around either strlen() or xf86strlen() */
+/** Wrapper around strlen() */
 size_t
 _mesa_strlen( const char *s )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86strlen(s);
-#else
    return strlen(s);
-#endif
 }
 
-/** Wrapper around either strcmp() or xf86strcmp() */
+/** Wrapper around strcmp() */
 int
 _mesa_strcmp( const char *s1, const char *s2 )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86strcmp(s1, s2);
-#else
    return strcmp(s1, s2);
-#endif
 }
 
-/** Wrapper around either strncmp() or xf86strncmp() */
+/** Wrapper around strncmp() */
 int
 _mesa_strncmp( const char *s1, const char *s2, size_t n )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86strncmp(s1, s2, n);
-#else
    return strncmp(s1, s2, n);
-#endif
 }
 
 /**
@@ -939,26 +868,18 @@ _mesa_strdup( const char *s )
    }
 }
 
-/** Wrapper around either atoi() or xf86atoi() */
+/** Wrapper around atoi() */
 int
 _mesa_atoi(const char *s)
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86atoi(s);
-#else
    return atoi(s);
-#endif
 }
 
-/** Wrapper around either strtod() or xf86strtod() */
+/** Wrapper around strtod() */
 double
 _mesa_strtod( const char *s, char **end )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86strtod(s, end);
-#else
    return strtod(s, end);
-#endif
 }
 
 /*@}*/
@@ -968,24 +889,19 @@ _mesa_strtod( const char *s, char **end )
 /** \name I/O */
 /*@{*/
 
-/** Wrapper around either vsprintf() or xf86vsprintf() */
+/** Wrapper around vsprintf() */
 int
 _mesa_sprintf( char *str, const char *fmt, ... )
 {
    int r;
    va_list args;
    va_start( args, fmt );  
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   r = xf86vsprintf( str, fmt, args );
-#else
    r = vsprintf( str, fmt, args );
-#endif
    va_end( args );
    return r;
 }
 
-/** Wrapper around either printf() or xf86printf(), using vsprintf() for
- * the formatting. */
+/** Wrapper around printf(), using vsprintf() for the formatting. */
 void
 _mesa_printf( const char *fmtString, ... )
 {
@@ -994,22 +910,14 @@ _mesa_printf( const char *fmtString, ... )
    va_start( args, fmtString );  
    vsnprintf(s, MAXSTRING, fmtString, args);
    va_end( args );
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   xf86printf("%s", s);
-#else
    fprintf(stderr,"%s", s);
-#endif
 }
 
-/** Wrapper around either vsprintf() or xf86vsprintf() */
+/** Wrapper around vsprintf() */
 int
 _mesa_vsprintf( char *str, const char *fmt, va_list args )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86vsprintf( str, fmt, args );
-#else
    return vsprintf( str, fmt, args );
-#endif
 }
 
 /*@}*/
@@ -1027,7 +935,7 @@ _mesa_vsprintf( char *str, const char *fmt, va_list args )
  * 
  * If debugging is enabled (either at compile-time via the DEBUG macro, or
  * run-time via the MESA_DEBUG environment variable), prints the warning to
- * stderr, either via fprintf() or xf86printf().
+ * stderr via fprintf().
  */
 void
 _mesa_warning( GLcontext *ctx, const char *fmtString, ... )
@@ -1045,11 +953,7 @@ _mesa_warning( GLcontext *ctx, const char *fmtString, ... )
    debug = _mesa_getenv("MESA_DEBUG") ? GL_TRUE : GL_FALSE;
 #endif
    if (debug) {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-      xf86fprintf(stderr, "Mesa warning: %s\n", str);
-#else
       fprintf(stderr, "Mesa warning: %s\n", str);
-#endif
    }
 }
 
@@ -1060,7 +964,7 @@ _mesa_warning( GLcontext *ctx, const char *fmtString, ... )
  * \param ctx GL context.
  * \param s problem description string.
  *
- * Prints the message to stderr, either via fprintf() or xf86fprintf().
+ * Prints the message to stderr via fprintf().
  */
 void
 _mesa_problem( const GLcontext *ctx, const char *fmtString, ... )
@@ -1073,13 +977,8 @@ _mesa_problem( const GLcontext *ctx, const char *fmtString, ... )
    vsnprintf( str, MAXSTRING, fmtString, args );
    va_end( args );
 
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   xf86fprintf(stderr, "Mesa %s implementation error: %s\n", MESA_VERSION_STRING, str);
-   xf86fprintf(stderr, "Please report at bugzilla.freedesktop.org\n");
-#else
    fprintf(stderr, "Mesa %s implementation error: %s\n", MESA_VERSION_STRING, str);
    fprintf(stderr, "Please report at bugzilla.freedesktop.org\n");
-#endif
 }
 
 /**
@@ -1169,7 +1068,7 @@ _mesa_error( GLcontext *ctx, GLenum error, const char *fmtString, ... )
  * \param ctx GL context.
  * \param fmtString printf() alike format string.
  * 
- * Prints the message to stderr, either via fprintf() or xf86printf().
+ * Prints the message to stderr via fprintf().
  */
 void
 _mesa_debug( const GLcontext *ctx, const char *fmtString, ... )
@@ -1180,11 +1079,7 @@ _mesa_debug( const GLcontext *ctx, const char *fmtString, ... )
    va_start(args, fmtString);
    vsnprintf(s, MAXSTRING, fmtString, args);
    va_end(args);
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   xf86fprintf(stderr, "Mesa: %s", s);
-#else
    fprintf(stderr, "Mesa: %s", s);
-#endif
 #endif /* DEBUG */
    (void) ctx;
    (void) fmtString;
@@ -1203,11 +1098,7 @@ _mesa_debug( const GLcontext *ctx, const char *fmtString, ... )
 void
 _mesa_exit( int status )
 {
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   xf86exit(status);
-#else
    exit(status);
-#endif
 }
 
 /*@}*/
@@ -1233,16 +1124,12 @@ default_calloc(__GLcontext *gc, size_t numElem, size_t elemSize)
    return _mesa_calloc(numElem * elemSize);
 }
 
-/** Wrapper around either realloc() or xf86realloc() */
+/** Wrapper around realloc() */
 static void *
 default_realloc(__GLcontext *gc, void *oldAddr, size_t newSize)
 {
    (void) gc;
-#if defined(XFree86LOADER) && defined(IN_MODULE)
-   return xf86realloc(oldAddr, newSize);
-#else
    return realloc(oldAddr, newSize);
-#endif
 }
 
 /** Wrapper around _mesa_free() */
@@ -1326,16 +1213,6 @@ default_fprintf(__GLcontext *gc, void *stream, const char *fmt, ...)
    return r;
 }
 
-/**
- * \todo this really is driver-specific and can't be here 
- */
-static __GLdrawablePrivate *
-default_GetDrawablePrivate(__GLcontext *gc)
-{
-   (void) gc;
-   return NULL;
-}
-
 /*@}*/
 
 
@@ -1372,6 +1249,7 @@ _mesa_init_default_imports(__GLimports *imports, void *driverCtx)
    imports->fopen = default_fopen;
    imports->fclose = default_fclose;
    imports->fprintf = default_fprintf;
-   imports->getDrawablePrivate = default_GetDrawablePrivate;
+   imports->getDrawablePrivate = NULL; /* driver-specific */
+   imports->getReadablePrivate = NULL; /* driver-specific */
    imports->other = driverCtx;
 }