Merge remote branch 'origin/master' into lp-binning

Conflicts:
	src/gallium/auxiliary/util/u_surface.c
	src/gallium/drivers/llvmpipe/Makefile
	src/gallium/drivers/llvmpipe/SConscript
	src/gallium/drivers/llvmpipe/lp_bld_arit.c
	src/gallium/drivers/llvmpipe/lp_bld_flow.c
	src/gallium/drivers/llvmpipe/lp_bld_interp.c
	src/gallium/drivers/llvmpipe/lp_clear.c
	src/gallium/drivers/llvmpipe/lp_context.c
	src/gallium/drivers/llvmpipe/lp_context.h
	src/gallium/drivers/llvmpipe/lp_draw_arrays.c
	src/gallium/drivers/llvmpipe/lp_jit.c
	src/gallium/drivers/llvmpipe/lp_jit.h
	src/gallium/drivers/llvmpipe/lp_prim_vbuf.c
	src/gallium/drivers/llvmpipe/lp_setup.c
	src/gallium/drivers/llvmpipe/lp_setup_point.c
	src/gallium/drivers/llvmpipe/lp_state.h
	src/gallium/drivers/llvmpipe/lp_state_blend.c
	src/gallium/drivers/llvmpipe/lp_state_derived.c
	src/gallium/drivers/llvmpipe/lp_state_fs.c
	src/gallium/drivers/llvmpipe/lp_state_sampler.c
	src/gallium/drivers/llvmpipe/lp_state_surface.c
	src/gallium/drivers/llvmpipe/lp_tex_cache.c
	src/gallium/drivers/llvmpipe/lp_tex_cache.h
	src/gallium/drivers/llvmpipe/lp_tex_sample.h
	src/gallium/drivers/llvmpipe/lp_tile_cache.c

13 files changed, 56 insertions, 27 deletions

diff --git a/src/glu/sgi/libnurbs/internals/arcsorter.h b/src/glu/sgi/libnurbs/internals/arcsorter.h
index d72dd1e86ce..a55df926772 100644
--- a/src/glu/sgi/libnurbs/internals/arcsorter.h
+++ b/src/glu/sgi/libnurbs/internals/arcsorter.h
@@ -37,7 +37,6 @@
 #define __gluarcsorter_h_
 
 #include "sorter.h"
-#include "arcsorter.h"
 
 class Arc;
 class Subdivider;
diff --git a/src/glu/sgi/libnurbs/internals/displaylist.h b/src/glu/sgi/libnurbs/internals/displaylist.h
index 22cbec37870..d009a42513e 100644
--- a/src/glu/sgi/libnurbs/internals/displaylist.h
+++ b/src/glu/sgi/libnurbs/internals/displaylist.h
@@ -59,6 +59,7 @@ Dlnode::Dlnode( PFVS _work, void *_arg, PFVS _cleanup )
     work = _work;
     arg = _arg;
     cleanup = _cleanup;
+    next = 0;
 }
 
 class DisplayList {
diff --git a/src/glu/sgi/libnurbs/internals/gridvertex.h b/src/glu/sgi/libnurbs/internals/gridvertex.h
index 36a65c7bdd3..2e27436ef81 100644
--- a/src/glu/sgi/libnurbs/internals/gridvertex.h
+++ b/src/glu/sgi/libnurbs/internals/gridvertex.h
@@ -38,7 +38,7 @@
 
 struct GridVertex {
     long 		gparam[2];
-			GridVertex( void ) {}
+			GridVertex( void ) { gparam[0] = 0, gparam[1] = 0; }
 			GridVertex( long u, long v ) { gparam[0] = u, gparam[1] = v; }
     void		set( long u, long v ) { gparam[0] = u, gparam[1] = v; }
     long		nextu() { return gparam[0]++; }
diff --git a/src/glu/sgi/libnurbs/internals/knotvector.cc b/src/glu/sgi/libnurbs/internals/knotvector.cc
index 9eb5cbace94..dcbf0067d85 100644
--- a/src/glu/sgi/libnurbs/internals/knotvector.cc
+++ b/src/glu/sgi/libnurbs/internals/knotvector.cc
@@ -61,6 +61,9 @@ void Knotvector::init( long _knotcount, long _stride, long _order, INREAL *_knot
 
 Knotvector::Knotvector( void )
 {
+    knotcount = 0;
+    stride = 0;
+    order = 0;
     knotlist = 0;
 }
 
diff --git a/src/glu/sgi/libnurbs/internals/reader.h b/src/glu/sgi/libnurbs/internals/reader.h
index 8a8dcebb501..cae6cada468 100644
--- a/src/glu/sgi/libnurbs/internals/reader.h
+++ b/src/glu/sgi/libnurbs/internals/reader.h
@@ -64,7 +64,7 @@ struct O_curve : public PooledObj {
     int			save;		/* 1 if in display list		*/
     long		nuid;
     			O_curve() { next = 0; used = 0; owner = 0; 
-				    curve.o_pwlcurve = 0; }
+				    curve.o_pwlcurve = 0; curvetype = ct_none; save = 0; nuid = 0; }
     };
 
 struct O_nurbscurve : public PooledObj {
@@ -77,7 +77,7 @@ struct O_nurbscurve : public PooledObj {
     int			save;		/* 1 if in display list		*/
     O_curve *		owner;		/* owning curve 		*/
 			O_nurbscurve( long _type ) 
-			   { type = _type; owner = 0; next = 0; used = 0; }
+			   { bezier_curves = 0; type = _type; tesselation = 0; method = 0; next = 0; used = 0; save = 0; owner = 0; }
     };
  
 class O_pwlcurve : public PooledObj {
@@ -95,7 +95,7 @@ struct O_trim : public PooledObj {
     O_curve		*o_curve;	/* closed trim loop	 	*/
     O_trim *		next;		/* next loop along trim 	*/
     int			save;		/* 1 if in display list		*/
-			O_trim() { next = 0; o_curve = 0; }
+			O_trim() { next = 0; o_curve = 0; save = 0; }
     };
 
 struct O_nurbssurface : public PooledObj {
@@ -106,7 +106,7 @@ struct O_nurbssurface : public PooledObj {
     int			save;		/* 1 if in display list		*/
     int			used;		/* 1 if prev called in block	*/
 			O_nurbssurface( long _type ) 
-			   { type = _type; owner = 0; next = 0; used = 0; }
+			   { bezier_patches = 0; type = _type; owner = 0; next = 0; save = 0; used = 0; }
     };
 
 struct O_surface : public PooledObj {
@@ -114,7 +114,7 @@ struct O_surface : public PooledObj {
     O_trim *		o_trim;		/* list of trim loops		*/
     int			save;		/* 1 if in display list		*/
     long		nuid;
-			O_surface() { o_trim = 0; o_nurbssurface = 0; }
+			O_surface() { o_trim = 0; o_nurbssurface = 0; save = 0; nuid = 0; }
     };
 
 struct Property : public PooledObj {
@@ -123,9 +123,9 @@ struct Property : public PooledObj {
     REAL		value;
     int			save;		/* 1 if in display list		*/
 			Property( long _type, long _tag, INREAL _value )
-			{ type = _type; tag = _tag; value = (REAL) _value; }
+			{ type = _type; tag = _tag; value = (REAL) _value; save = 0; }
 			Property( long _tag, INREAL _value )
-			{ type = 0; tag = _tag; value = (REAL) _value; }
+			{ type = 0; tag = _tag; value = (REAL) _value; save = 0; }
     };
 
 class NurbsTessellator;
diff --git a/src/glu/sgi/libnurbs/internals/subdivider.cc b/src/glu/sgi/libnurbs/internals/subdivider.cc
index cc0b5147065..ccddc270ff9 100644
--- a/src/glu/sgi/libnurbs/internals/subdivider.cc
+++ b/src/glu/sgi/libnurbs/internals/subdivider.cc
@@ -531,16 +531,18 @@ Subdivider::nonSamplingSplit(
 		     patchlist.pspec[param].range[1] ) * 0.5;
 	split( source, left, right, param, mid );
 	Patchlist subpatchlist( patchlist, param, mid );
-	if( left.isnonempty() )
+	if( left.isnonempty() ) {
 	    if( subpatchlist.cullCheck() == CULL_TRIVIAL_REJECT ) 
 		freejarcs( left );
 	    else
 	        nonSamplingSplit( left, subpatchlist, subdivisions-1, param );
-	if( right.isnonempty() ) 
+	}
+	if( right.isnonempty() ) {
 	    if( patchlist.cullCheck() == CULL_TRIVIAL_REJECT ) 
 		freejarcs( right );
 	    else
 	        nonSamplingSplit( right, patchlist, subdivisions-1, param );
+	}
 
     } else {
 	// make bbox calls
diff --git a/src/glu/sgi/libnurbs/internals/varray.cc b/src/glu/sgi/libnurbs/internals/varray.cc
index 31cc73a9d08..1cb235443ad 100644
--- a/src/glu/sgi/libnurbs/internals/varray.cc
+++ b/src/glu/sgi/libnurbs/internals/varray.cc
@@ -53,8 +53,16 @@ inline long sgn( REAL x )
 
 Varray::Varray( void )
 {
+    int i;
+
     varray = 0;
     size = 0;
+    numquads = 0;
+
+    for (i = 0; i < 1000; i++) {
+        vval[i] = 0;
+        voffset[i] = 0;
+    }
 }
 
 Varray::~Varray( void )
diff --git a/src/glu/sgi/libnurbs/nurbtess/directedLine.cc b/src/glu/sgi/libnurbs/nurbtess/directedLine.cc
index 74450352d8c..d942db7287e 100644
--- a/src/glu/sgi/libnurbs/nurbtess/directedLine.cc
+++ b/src/glu/sgi/libnurbs/nurbtess/directedLine.cc
@@ -309,6 +309,8 @@ directedLine::directedLine()
   nextPolygon = NULL;
   rootBit = 0;/*important to initilzae to 0 meaning not root yet*/
   rootLink = NULL;
+  direction = INCREASING;
+  sline = NULL;
 }
 
 directedLine::~directedLine()
@@ -791,22 +793,30 @@ directedLine* readAllPolygons(char* filename)
 {
   Int i,j;
   FILE* fp = fopen(filename, "r");
-  assert(fp);
   Int nPolygons;
-  fscanf(fp, "%i", &nPolygons);
+  int result;
+
+  assert(fp);
+  result = fscanf(fp, "%i", &nPolygons);
+  assert(result != EOF);
   directedLine *ret = NULL;
 
   for(i=0; i<nPolygons; i++)
     {
       Int nEdges;
-      fscanf(fp, "%i", &nEdges);
-      Real vert[2][2];
+      result = fscanf(fp, "%i", &nEdges);
+      assert(result != EOF);
+      Real vert[2][2] = { { 0 } };
       Real VV[2][2];
       /*the first two vertices*/
-      fscanf(fp, "%f", &(vert[0][0]));
-      fscanf(fp, "%f", &(vert[0][1]));
-      fscanf(fp, "%f", &(vert[1][0]));
-      fscanf(fp, "%f", &(vert[1][1]));
+      result = fscanf(fp, "%f", &(vert[0][0]));
+      assert(result != EOF);
+      result = fscanf(fp, "%f", &(vert[0][1]));
+      assert(result != EOF);
+      result = fscanf(fp, "%f", &(vert[1][0]));
+      assert(result != EOF);
+      result = fscanf(fp, "%f", &(vert[1][1]));
+      assert(result != EOF);
       VV[1][0] = vert[0][0];
       VV[1][1] = vert[0][1];
       sampledLine *sLine = new sampledLine(2, vert);
@@ -818,8 +828,10 @@ thisPoly->rootLinkSet(NULL);
 	{
 	  vert[0][0]=vert[1][0];
 	  vert[0][1]=vert[1][1];
-	  fscanf(fp, "%f", &(vert[1][0]));
-	  fscanf(fp, "%f", &(vert[1][1]));
+	  result = fscanf(fp, "%f", &(vert[1][0]));
+	  assert(result != EOF);
+	  result = fscanf(fp, "%f", &(vert[1][1]));
+	  assert(result != EOF);
 	  sLine = new sampledLine(2,vert);
 	  dLine = new directedLine(INCREASING, sLine);
 dLine->rootLinkSet(thisPoly);
diff --git a/src/glu/sgi/libnurbs/nurbtess/monoChain.cc b/src/glu/sgi/libnurbs/nurbtess/monoChain.cc
index 814bf32fae0..b17b9405c1a 100644
--- a/src/glu/sgi/libnurbs/nurbtess/monoChain.cc
+++ b/src/glu/sgi/libnurbs/nurbtess/monoChain.cc
@@ -127,6 +127,7 @@ monoChain::monoChain(directedLine* cHead, directedLine* cTail)
     current = chainTail;
 
   isKey = 0;
+  keyY = 0;
 }
 
 //insert a new line between prev and this
diff --git a/src/glu/sgi/libnurbs/nurbtess/partitionY.cc b/src/glu/sgi/libnurbs/nurbtess/partitionY.cc
index 297c6299766..e097461ac5e 100644
--- a/src/glu/sgi/libnurbs/nurbtess/partitionY.cc
+++ b/src/glu/sgi/libnurbs/nurbtess/partitionY.cc
@@ -111,8 +111,8 @@ Int isCusp(directedLine *v)
   else if(A[1] > B[1] && C[1] > B[1])
     return 1;
 
-  if(isAbove(v, v) && isAbove(v, v->getPrev()) ||
-     isBelow(v, v) && isBelow(v, v->getPrev()))
+  if((isAbove(v, v) && isAbove(v, v->getPrev())) ||
+     (isBelow(v, v) && isBelow(v, v->getPrev())))
     return 1;
   else
     return 0;
diff --git a/src/glu/sgi/libnurbs/nurbtess/sampleCompBot.cc b/src/glu/sgi/libnurbs/nurbtess/sampleCompBot.cc
index e12f88bab12..2e70f839363 100644
--- a/src/glu/sgi/libnurbs/nurbtess/sampleCompBot.cc
+++ b/src/glu/sgi/libnurbs/nurbtess/sampleCompBot.cc
@@ -207,7 +207,7 @@ void sampleBotRightWithGridLine(Real* botVertex,
     return;
   }
 
-  Int segIndexMono, segIndexPass;
+  Int segIndexMono = 0, segIndexPass;
   findBotRightSegment(rightChain,
 		      rightEnd,
 		      rightCorner,
@@ -293,7 +293,7 @@ void sampleBotLeftWithGridLine(Real* botVertex,
     return;
   }
 
-  Int segIndexPass, segIndexMono;
+  Int segIndexPass, segIndexMono = 0;
   findBotLeftSegment(leftChain, leftEnd, leftCorner, grid->get_u_value(leftU), segIndexMono, segIndexPass);
 
   sampleBotLeftWithGridLinePost(botVertex,
diff --git a/src/glu/sgi/libnurbs/nurbtess/sampleCompTop.cc b/src/glu/sgi/libnurbs/nurbtess/sampleCompTop.cc
index b7b929623a2..951e937c45f 100644
--- a/src/glu/sgi/libnurbs/nurbtess/sampleCompTop.cc
+++ b/src/glu/sgi/libnurbs/nurbtess/sampleCompTop.cc
@@ -172,7 +172,7 @@ void sampleTopRightWithGridLine(Real* topVertex,
     return;
   }
 
-  Int segIndexSmall, segIndexLarge;
+  Int segIndexSmall = 0, segIndexLarge;
   findTopRightSegment(rightChain,
                       rightStart,
                       rightEnd,
@@ -294,7 +294,7 @@ void sampleTopLeftWithGridLine(Real* topVertex,
                                 primStream* pStream
                                 )
 {
-  Int segIndexSmall, segIndexLarge;
+  Int segIndexSmall = 0, segIndexLarge;
   //if left chain is empty, then there is only one top vertex with one grid 
   //  line
   if(leftEnd < leftStart) {
diff --git a/src/glu/sgi/libnurbs/nurbtess/sampledLine.cc b/src/glu/sgi/libnurbs/nurbtess/sampledLine.cc
index 6253a7c09d3..89f6c6e23fe 100644
--- a/src/glu/sgi/libnurbs/nurbtess/sampledLine.cc
+++ b/src/glu/sgi/libnurbs/nurbtess/sampledLine.cc
@@ -107,6 +107,9 @@ sampledLine::sampledLine(Real pt1[2], Real pt2[2])
 //needs tp call init to setup
 sampledLine::sampledLine()
 {
+  npoints = 0;
+  points = NULL;
+  next = NULL;
 }
 
 //warning: ONLY pointer is copies!!!