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Bug#241534: xlibmesa-dri: [r200] SEGV when running amoeba or blender (reworked patch included)



On Tue, Oct 12, 2004 at 05:29:50PM +0200, Martin Dickopp wrote:
> Branden Robinson wrote:
> > $ patch -p0 --dry-run <r200.diff
> > [...]
> > 1 out of 27 hunks FAILED -- saving rejects to file xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt.c.rej
> > [...]
> > It doesn't apply cleanly.
> 
> I'll try again and submit a reworked patch shortly.

The reworked patch is included in this mail. It is supposed to apply
cleanly after debian/patches/000_post430.diff (and possibly other
patches in debian/patches -- they don't affect the same files as the
included patch) are already applied. I have tested it with version
4.3.0.dfsg.1-8.

I'm unsure if I should set the patch tag again, therefore I'm leaving
it off.

Cheers,
Martin
diff -ur xc.orig/lib/GL/mesa/src/drv/r200/r200_context.h xc/lib/GL/mesa/src/drv/r200/r200_context.h
--- xc.orig/lib/GL/mesa/src/drv/r200/r200_context.h	2002-12-16 17:18:54.000000000 +0100
+++ xc/lib/GL/mesa/src/drv/r200/r200_context.h	2004-10-14 15:18:52.750256199 +0200
@@ -683,8 +683,6 @@
    struct dynfn MultiTexCoord1fvARB;
 };
 
-struct _vb;
-
 struct dfn_generators {
    struct dynfn *(*Vertex2f)( GLcontext *, const int * );
    struct dynfn *(*Vertex2fv)( GLcontext *, const int * );
@@ -715,9 +713,14 @@
 };
 
 
-struct r200_vb {
-   /* Keep these first: referenced from codegen templates:
-    */
+
+struct r200_prim {
+   GLuint start;
+   GLuint end;
+   GLuint prim;
+};
+
+struct r200_vbinfo {
    GLint counter, initial_counter;
    GLint *dmaptr;
    void (*notify)( void );
@@ -742,23 +745,13 @@
    r200_color_t *specptr;
    GLfloat *texcoordptr[2];
 
-   GLcontext *context;		/* current context : Single thread only! */
-};
 
-struct r200_prim {
-   GLuint start;
-   GLuint end;
-   GLuint prim;
-};
-
-struct r200_vbinfo {
    GLenum *prim;		/* &ctx->Driver.CurrentExecPrimitive */
    GLuint primflags;
    GLboolean enabled;		/* R200_NO_VTXFMT//R200_NO_TCL env vars */
    GLboolean installed;
    GLboolean fell_back;
    GLboolean recheck;
-   GLint initial_counter;
    GLint nrverts;
    GLuint vtxfmt_0, vtxfmt_1;
 
diff -ur xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt.c xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt.c
--- xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt.c	2004-10-14 15:19:26.097689194 +0200
+++ xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt.c	2004-10-14 15:18:52.752255866 +0200
@@ -58,8 +58,6 @@
 #include "tnl/t_context.h"
 #include "tnl/t_array_api.h"
 
-struct r200_vb vb;
-
 static void r200VtxFmtFlushVertices( GLcontext *, GLuint );
 
 static void count_func( const char *name,  struct dynfn *l )
@@ -109,33 +107,32 @@
       fprintf(stderr, "%s\n", __FUNCTION__);
 
    assert(ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT);
-   assert(vb.context == ctx);
 
    if (rmesa->vb.vtxfmt_0 & R200_VTX_N0) {
-      ctx->Current.Normal[0] = vb.normalptr[0];
-      ctx->Current.Normal[1] = vb.normalptr[1];
-      ctx->Current.Normal[2] = vb.normalptr[2];
+      ctx->Current.Normal[0] = rmesa->vb.normalptr[0];
+      ctx->Current.Normal[1] = rmesa->vb.normalptr[1];
+      ctx->Current.Normal[2] = rmesa->vb.normalptr[2];
    }
 
    switch( VTX_COLOR(rmesa->vb.vtxfmt_0, 0) ) {
    case R200_VTX_PK_RGBA:
-      ctx->Current.Color[0] = UBYTE_TO_FLOAT( vb.colorptr->red );
-      ctx->Current.Color[1] = UBYTE_TO_FLOAT( vb.colorptr->green );
-      ctx->Current.Color[2] = UBYTE_TO_FLOAT( vb.colorptr->blue );
-      ctx->Current.Color[3] = UBYTE_TO_FLOAT( vb.colorptr->alpha );
+      ctx->Current.Color[0] = UBYTE_TO_FLOAT( rmesa->vb.colorptr->red );
+      ctx->Current.Color[1] = UBYTE_TO_FLOAT( rmesa->vb.colorptr->green );
+      ctx->Current.Color[2] = UBYTE_TO_FLOAT( rmesa->vb.colorptr->blue );
+      ctx->Current.Color[3] = UBYTE_TO_FLOAT( rmesa->vb.colorptr->alpha );
       break;
 
    case R200_VTX_FP_RGB:
-      ctx->Current.Color[0] = vb.floatcolorptr[0];
-      ctx->Current.Color[1] = vb.floatcolorptr[1];
-      ctx->Current.Color[2] = vb.floatcolorptr[2];
+      ctx->Current.Color[0] = rmesa->vb.floatcolorptr[0];
+      ctx->Current.Color[1] = rmesa->vb.floatcolorptr[1];
+      ctx->Current.Color[2] = rmesa->vb.floatcolorptr[2];
       break;
 
    case R200_VTX_FP_RGBA:
-      ctx->Current.Color[0] = vb.floatcolorptr[0];
-      ctx->Current.Color[1] = vb.floatcolorptr[1];
-      ctx->Current.Color[2] = vb.floatcolorptr[2];
-      ctx->Current.Color[3] = vb.floatcolorptr[3];
+      ctx->Current.Color[0] = rmesa->vb.floatcolorptr[0];
+      ctx->Current.Color[1] = rmesa->vb.floatcolorptr[1];
+      ctx->Current.Color[2] = rmesa->vb.floatcolorptr[2];
+      ctx->Current.Color[3] = rmesa->vb.floatcolorptr[3];
       break;
       
    default:
@@ -143,21 +140,21 @@
    }
       
    if (VTX_COLOR(rmesa->vb.vtxfmt_0, 1) == R200_VTX_PK_RGBA) {
-      ctx->Current.SecondaryColor[0] = UBYTE_TO_FLOAT( vb.specptr->red );
-      ctx->Current.SecondaryColor[1] = UBYTE_TO_FLOAT( vb.specptr->green );
-      ctx->Current.SecondaryColor[2] = UBYTE_TO_FLOAT( vb.specptr->blue );
+      ctx->Current.SecondaryColor[0] = UBYTE_TO_FLOAT( rmesa->vb.specptr->red );
+      ctx->Current.SecondaryColor[1] = UBYTE_TO_FLOAT( rmesa->vb.specptr->green );
+      ctx->Current.SecondaryColor[2] = UBYTE_TO_FLOAT( rmesa->vb.specptr->blue );
    } 
 
    if (rmesa->vb.vtxfmt_1 & (7 << R200_VTX_TEX0_COMP_CNT_SHIFT)) {
-      ctx->Current.Texcoord[0][0] = vb.texcoordptr[0][0];
-      ctx->Current.Texcoord[0][1] = vb.texcoordptr[0][1];
+      ctx->Current.Texcoord[0][0] = rmesa->vb.texcoordptr[0][0];
+      ctx->Current.Texcoord[0][1] = rmesa->vb.texcoordptr[0][1];
       ctx->Current.Texcoord[0][2] = 0.0F;
       ctx->Current.Texcoord[0][3] = 1.0F;
    }
 
    if (rmesa->vb.vtxfmt_1 & (7 << R200_VTX_TEX1_COMP_CNT_SHIFT)) {
-      ctx->Current.Texcoord[1][0] = vb.texcoordptr[1][0];
-      ctx->Current.Texcoord[1][1] = vb.texcoordptr[1][1];
+      ctx->Current.Texcoord[1][0] = rmesa->vb.texcoordptr[1][0];
+      ctx->Current.Texcoord[1][1] = rmesa->vb.texcoordptr[1][1];
       ctx->Current.Texcoord[1][2] = 0.0F;
       ctx->Current.Texcoord[1][3] = 1.0F;
    }
@@ -184,12 +181,13 @@
    struct r200_dma_region tmp = rmesa->dma.current;
    
    tmp.buf->refcount++;
-   tmp.aos_size = vb.vertex_size;
-   tmp.aos_stride = vb.vertex_size;
+   tmp.aos_size = rmesa->vb.vertex_size;
+   tmp.aos_stride = rmesa->vb.vertex_size;
    tmp.aos_start = GET_START(&tmp);
 
    rmesa->dma.current.ptr = rmesa->dma.current.start += 
-      (vb.initial_counter - vb.counter) * vb.vertex_size * 4; 
+      (rmesa->vb.initial_counter - rmesa->vb.counter) * 
+      rmesa->vb.vertex_size * 4; 
 
    rmesa->tcl.vertex_format = rmesa->vb.vtxfmt_0;
    rmesa->tcl.aos_components[0] = &tmp;
@@ -232,7 +230,7 @@
 		 rmesa->vb.primlist[i].end);
 
       if (rmesa->vb.primlist[i].start < rmesa->vb.primlist[i].end)
-	 r200EmitPrimitive( vb.context,
+	 r200EmitPrimitive( rmesa->glCtx,
 			    rmesa->vb.primlist[i].start,
 			    rmesa->vb.primlist[i].end,
 			    rmesa->vb.primlist[i].prim );
@@ -246,20 +244,24 @@
 static void start_prim( r200ContextPtr rmesa, GLuint mode )
 {
    if (R200_DEBUG & DEBUG_VFMT)
-      fprintf(stderr, "%s %d\n", __FUNCTION__, vb.initial_counter - vb.counter);
+      fprintf(stderr, "%s %d\n", __FUNCTION__, 
+	      rmesa->vb.initial_counter - rmesa->vb.counter);
 
-   rmesa->vb.primlist[rmesa->vb.nrprims].start = vb.initial_counter - vb.counter;
+   rmesa->vb.primlist[rmesa->vb.nrprims].start = 
+      rmesa->vb.initial_counter - rmesa->vb.counter;
    rmesa->vb.primlist[rmesa->vb.nrprims].prim = mode;
 }
 
 static void note_last_prim( r200ContextPtr rmesa, GLuint flags )
 {
    if (R200_DEBUG & DEBUG_VFMT)
-      fprintf(stderr, "%s %d\n", __FUNCTION__, vb.initial_counter - vb.counter);
+      fprintf(stderr, "%s %d\n", __FUNCTION__, 
+	      rmesa->vb.initial_counter - rmesa->vb.counter);
 
    if (rmesa->vb.prim[0] != GL_POLYGON+1) {
       rmesa->vb.primlist[rmesa->vb.nrprims].prim |= flags;
-      rmesa->vb.primlist[rmesa->vb.nrprims].end = vb.initial_counter - vb.counter;
+      rmesa->vb.primlist[rmesa->vb.nrprims].end = 
+	 rmesa->vb.initial_counter - rmesa->vb.counter;
 
       if (++(rmesa->vb.nrprims) == R200_MAX_PRIMS)
 	 flush_prims( rmesa );
@@ -273,12 +275,12 @@
    GLfloat *src = (GLfloat *)(rmesa->dma.current.address + 
 			      rmesa->dma.current.ptr + 
 			      (rmesa->vb.primlist[rmesa->vb.nrprims].start + n) * 
-			      vb.vertex_size * 4);
+			      rmesa->vb.vertex_size * 4);
 
    if (R200_DEBUG & DEBUG_VFMT) 
       fprintf(stderr, "copy_vertex %d\n", rmesa->vb.primlist[rmesa->vb.nrprims].start + n);
 
-   for (i = 0 ; i < vb.vertex_size; i++) {
+   for (i = 0 ; i < rmesa->vb.vertex_size; i++) {
       dst[i] = src[i];
    }
 }
@@ -290,7 +292,8 @@
 static GLuint copy_dma_verts( r200ContextPtr rmesa, GLfloat (*tmp)[15] )
 {
    GLuint ovf, i;
-   GLuint nr = (vb.initial_counter - vb.counter) - rmesa->vb.primlist[rmesa->vb.nrprims].start;
+   GLuint nr = (rmesa->vb.initial_counter - rmesa->vb.counter) - 
+      rmesa->vb.primlist[rmesa->vb.nrprims].start;
 
    if (R200_DEBUG & DEBUG_VFMT)
       fprintf(stderr, "%s %d verts\n", __FUNCTION__, nr);
@@ -351,7 +354,7 @@
 
 static void VFMT_FALLBACK_OUTSIDE_BEGIN_END( const char *caller )
 {
-   GLcontext *ctx = vb.context;
+   GET_CURRENT_CONTEXT(ctx);
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
 
    if (R200_DEBUG & (DEBUG_VFMT|DEBUG_FALLBACKS))
@@ -369,13 +372,12 @@
    assert( rmesa->dma.flush == 0 );
    rmesa->vb.fell_back = GL_TRUE;
    rmesa->vb.installed = GL_FALSE;
-/*    vb.context = 0; */
 }
 
 
 static void VFMT_FALLBACK( const char *caller )
 {
-   GLcontext *ctx = vb.context;
+   GET_CURRENT_CONTEXT(ctx);
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
    GLfloat tmp[3][15];
    GLuint i, prim;
@@ -411,7 +413,6 @@
    assert(rmesa->dma.flush == 0);
    rmesa->vb.fell_back = GL_TRUE;
    rmesa->vb.installed = GL_FALSE;
-   vb.context = 0;
    glBegin( prim );
    
    if (rmesa->vb.installed_color_3f_sz == 4)
@@ -460,50 +461,51 @@
    /* Replay current vertex
     */
    if (ind0 & R200_VTX_N0) 
-      glNormal3fv( vb.normalptr );
+      glNormal3fv( rmesa->vb.normalptr );
 
    if (VTX_COLOR(ind0, 0) == R200_VTX_PK_RGBA) 
-         glColor4ub( vb.colorptr->red, vb.colorptr->green, vb.colorptr->blue, vb.colorptr->alpha );
+         glColor4ub( rmesa->vb.colorptr->red, rmesa->vb.colorptr->green, rmesa->vb.colorptr->blue, rmesa->vb.colorptr->alpha );
    else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGBA) 
-      glColor4fv( vb.floatcolorptr );
+      glColor4fv( rmesa->vb.floatcolorptr );
    else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGB) {
       if (rmesa->vb.installed_color_3f_sz == 4 && alpha != 1.0)
-	 glColor4f( vb.floatcolorptr[0],
-		    vb.floatcolorptr[1],
-		    vb.floatcolorptr[2],
+	 glColor4f( rmesa->vb.floatcolorptr[0],
+		    rmesa->vb.floatcolorptr[1],
+		    rmesa->vb.floatcolorptr[2],
 		    alpha );
       else
-	 glColor3fv( vb.floatcolorptr );
+	 glColor3fv( rmesa->vb.floatcolorptr );
    }
 
    if (VTX_COLOR(ind0, 1) == R200_VTX_PK_RGBA) 
-      _glapi_Dispatch->SecondaryColor3ubEXT( vb.specptr->red, vb.specptr->green, vb.specptr->blue ); 
+      _glapi_Dispatch->SecondaryColor3ubEXT( rmesa->vb.specptr->red, rmesa->vb.specptr->green, rmesa->vb.specptr->blue ); 
 
    if (ind1 & (7 << R200_VTX_TEX0_COMP_CNT_SHIFT)) 
-      glTexCoord2fv( vb.texcoordptr[0] );
+      glTexCoord2fv( rmesa->vb.texcoordptr[0] );
 
    if (ind1 & (7 << R200_VTX_TEX1_COMP_CNT_SHIFT)) 
-      glMultiTexCoord2fvARB( GL_TEXTURE1_ARB, vb.texcoordptr[1] );
+      glMultiTexCoord2fvARB( GL_TEXTURE1_ARB, rmesa->vb.texcoordptr[1] );
 }
 
 
 
 static void wrap_buffer( void )
 {
-   GLcontext *ctx = vb.context;
+   GET_CURRENT_CONTEXT(ctx);
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
    GLfloat tmp[3][15];
    GLuint i, nrverts;
 
    if (R200_DEBUG & (DEBUG_VFMT|DEBUG_PRIMS))
-      fprintf(stderr, "%s %d\n", __FUNCTION__, vb.initial_counter - vb.counter);
+      fprintf(stderr, "%s %d\n", __FUNCTION__,
+	      rmesa->vb.initial_counter - rmesa->vb.counter);
 
    /* Don't deal with parity.
     */
-   if ((((vb.initial_counter - vb.counter) -  
+   if ((((rmesa->vb.initial_counter - rmesa->vb.counter) -  
 	 rmesa->vb.primlist[rmesa->vb.nrprims].start) & 1)) {
-      vb.counter++;
-      vb.initial_counter++;
+      rmesa->vb.counter++;
+      rmesa->vb.initial_counter++;
       return;
    }
 
@@ -532,12 +534,12 @@
 
    /* Reset counter, dmaptr
     */
-   vb.dmaptr = (int *)(rmesa->dma.current.ptr + rmesa->dma.current.address);
-   vb.counter = (rmesa->dma.current.end - rmesa->dma.current.ptr) / 
-      (vb.vertex_size * 4);
-   vb.counter--;
-   vb.initial_counter = vb.counter;
-   vb.notify = wrap_buffer;
+   rmesa->vb.dmaptr = (int *)(rmesa->dma.current.ptr + rmesa->dma.current.address);
+   rmesa->vb.counter = (rmesa->dma.current.end - rmesa->dma.current.ptr) / 
+      (rmesa->vb.vertex_size * 4);
+   rmesa->vb.counter--;
+   rmesa->vb.initial_counter = rmesa->vb.counter;
+   rmesa->vb.notify = wrap_buffer;
 
    rmesa->dma.flush = flush_prims;
 
@@ -552,15 +554,15 @@
    for (i = 0 ; i < nrverts; i++) {
       if (R200_DEBUG & DEBUG_VERTS) {
 	 int j;
-	 fprintf(stderr, "re-emit vertex %d to %p\n", i, vb.dmaptr);
+	 fprintf(stderr, "re-emit vertex %d to %p\n", i, rmesa->vb.dmaptr);
 	 if (R200_DEBUG & DEBUG_VERBOSE)
-	    for (j = 0 ; j < vb.vertex_size; j++) 
+	    for (j = 0 ; j < rmesa->vb.vertex_size; j++) 
 	       fprintf(stderr, "\t%08x/%f\n", *(int*)&tmp[i][j], tmp[i][j]);
       }
 
-      memcpy( vb.dmaptr, tmp[i], vb.vertex_size * 4 );
-      vb.dmaptr += vb.vertex_size;
-      vb.counter--;
+      memcpy( rmesa->vb.dmaptr, tmp[i], rmesa->vb.vertex_size * 4 );
+      rmesa->vb.dmaptr += rmesa->vb.vertex_size;
+      rmesa->vb.counter--;
    }
 }
 
@@ -645,71 +647,71 @@
    rmesa->vb.vtxfmt_1 = ind1;
    rmesa->vb.prim = &ctx->Driver.CurrentExecPrimitive;
 
-   vb.vertex_size = 3;
-   vb.normalptr = ctx->Current.Normal;
-   vb.colorptr = NULL;
-   vb.floatcolorptr = ctx->Current.Color;
-   vb.specptr = NULL;
-   vb.floatspecptr = ctx->Current.SecondaryColor;
-   vb.texcoordptr[0] = ctx->Current.Texcoord[0];
-   vb.texcoordptr[1] = ctx->Current.Texcoord[1];
+   rmesa->vb.vertex_size = 3;
+   rmesa->vb.normalptr = ctx->Current.Normal;
+   rmesa->vb.colorptr = NULL;
+   rmesa->vb.floatcolorptr = ctx->Current.Color;
+   rmesa->vb.specptr = NULL;
+   rmesa->vb.floatspecptr = ctx->Current.SecondaryColor;
+   rmesa->vb.texcoordptr[0] = ctx->Current.Texcoord[0];
+   rmesa->vb.texcoordptr[1] = ctx->Current.Texcoord[1];
 
    /* Run through and initialize the vertex components in the order
     * the hardware understands:
     */
    if (ind0 & R200_VTX_N0) {
-      vb.normalptr = &vb.vertex[vb.vertex_size].f;
-      vb.vertex_size += 3;
-      vb.normalptr[0] = ctx->Current.Normal[0];
-      vb.normalptr[1] = ctx->Current.Normal[1];
-      vb.normalptr[2] = ctx->Current.Normal[2];
+      rmesa->vb.normalptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 3;
+      rmesa->vb.normalptr[0] = ctx->Current.Normal[0];
+      rmesa->vb.normalptr[1] = ctx->Current.Normal[1];
+      rmesa->vb.normalptr[2] = ctx->Current.Normal[2];
    }
 
    if (VTX_COLOR(ind0, 0) == R200_VTX_PK_RGBA) {
-      vb.colorptr = &vb.vertex[vb.vertex_size].color;
-      vb.vertex_size += 1;
-      UNCLAMPED_FLOAT_TO_CHAN( vb.colorptr->red,   ctx->Current.Color[0] );
-      UNCLAMPED_FLOAT_TO_CHAN( vb.colorptr->green, ctx->Current.Color[1] );
-      UNCLAMPED_FLOAT_TO_CHAN( vb.colorptr->blue,  ctx->Current.Color[2] );
-      UNCLAMPED_FLOAT_TO_CHAN( vb.colorptr->alpha, ctx->Current.Color[3] );
+      rmesa->vb.colorptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].color;
+      rmesa->vb.vertex_size += 1;
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.colorptr->red,   ctx->Current.Color[0] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.colorptr->green, ctx->Current.Color[1] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.colorptr->blue,  ctx->Current.Color[2] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.colorptr->alpha, ctx->Current.Color[3] );
    }
    else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGBA) {
-      vb.floatcolorptr = &vb.vertex[vb.vertex_size].f;
-      vb.vertex_size += 4;
-      vb.floatcolorptr[0] = ctx->Current.Color[0];
-      vb.floatcolorptr[1] = ctx->Current.Color[1];
-      vb.floatcolorptr[2] = ctx->Current.Color[2];
-      vb.floatcolorptr[3] = ctx->Current.Color[3];
+      rmesa->vb.floatcolorptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 4;
+      rmesa->vb.floatcolorptr[0] = ctx->Current.Color[0];
+      rmesa->vb.floatcolorptr[1] = ctx->Current.Color[1];
+      rmesa->vb.floatcolorptr[2] = ctx->Current.Color[2];
+      rmesa->vb.floatcolorptr[3] = ctx->Current.Color[3];
    }
    else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGB) {
-      vb.floatcolorptr = &vb.vertex[vb.vertex_size].f;
-      vb.vertex_size += 3;
-      vb.floatcolorptr[0] = ctx->Current.Color[0];
-      vb.floatcolorptr[1] = ctx->Current.Color[1];
-      vb.floatcolorptr[2] = ctx->Current.Color[2];
+      rmesa->vb.floatcolorptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 3;
+      rmesa->vb.floatcolorptr[0] = ctx->Current.Color[0];
+      rmesa->vb.floatcolorptr[1] = ctx->Current.Color[1];
+      rmesa->vb.floatcolorptr[2] = ctx->Current.Color[2];
    }   
    
    if (VTX_COLOR(ind0, 1) == R200_VTX_PK_RGBA) {
-      vb.specptr = &vb.vertex[vb.vertex_size].color;
-      vb.vertex_size += 1;
-      UNCLAMPED_FLOAT_TO_CHAN( vb.specptr->red,   ctx->Current.SecondaryColor[0] );
-      UNCLAMPED_FLOAT_TO_CHAN( vb.specptr->green, ctx->Current.SecondaryColor[1] );
-      UNCLAMPED_FLOAT_TO_CHAN( vb.specptr->blue,  ctx->Current.SecondaryColor[2] );
+      rmesa->vb.specptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].color;
+      rmesa->vb.vertex_size += 1;
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.specptr->red,   ctx->Current.SecondaryColor[0] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.specptr->green, ctx->Current.SecondaryColor[1] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.specptr->blue,  ctx->Current.SecondaryColor[2] );
    }
 
 
    if (ind1 & (7 << R200_VTX_TEX0_COMP_CNT_SHIFT)) {
-      vb.texcoordptr[0] = &vb.vertex[vb.vertex_size].f;
-      vb.vertex_size += 2;
-      vb.texcoordptr[0][0] = ctx->Current.Texcoord[0][0];
-      vb.texcoordptr[0][1] = ctx->Current.Texcoord[0][1];   
+      rmesa->vb.texcoordptr[0] = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 2;
+      rmesa->vb.texcoordptr[0][0] = ctx->Current.Texcoord[0][0];
+      rmesa->vb.texcoordptr[0][1] = ctx->Current.Texcoord[0][1];   
    } 
 
    if (ind1 & (7 << R200_VTX_TEX1_COMP_CNT_SHIFT)) {
-      vb.texcoordptr[1] = &vb.vertex[vb.vertex_size].f;
-      vb.vertex_size += 2;
-      vb.texcoordptr[1][0] = ctx->Current.Texcoord[1][0];
-      vb.texcoordptr[1][1] = ctx->Current.Texcoord[1][1];
+      rmesa->vb.texcoordptr[1] = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 2;
+      rmesa->vb.texcoordptr[1][0] = ctx->Current.Texcoord[1][0];
+      rmesa->vb.texcoordptr[1][1] = ctx->Current.Texcoord[1][1];
    } 
 
    if (rmesa->vb.installed_vertex_format != rmesa->vb.vtxfmt_0) {
@@ -762,7 +764,6 @@
 	 ctx->Driver.FlushVertices = r200VtxFmtFlushVertices;
 	 ctx->Driver.NewList = r200NewList;
 	 rmesa->vb.installed = GL_TRUE;
-	 vb.context = ctx;
       }
       else if (R200_DEBUG & DEBUG_VFMT)
 	 fprintf(stderr, "%s: already installed", __FUNCTION__);
@@ -777,7 +778,6 @@
 	 _tnl_wakeup_exec( ctx );
 	 ctx->Driver.FlushVertices = r200FlushVertices;
 	 rmesa->vb.installed = GL_FALSE;
-	 vb.context = 0;
       }
    }      
 }
@@ -789,7 +789,7 @@
 static void r200_Materialfv( GLenum face, GLenum pname, 
 			       const GLfloat *params )
 {
-   GLcontext *ctx = vb.context;
+   GET_CURRENT_CONTEXT(ctx);
    r200ContextPtr rmesa = R200_CONTEXT( ctx );
 
    if (R200_DEBUG & DEBUG_VFMT)
@@ -801,7 +801,7 @@
       return;
    }
    _mesa_noop_Materialfv( face, pname, params );
-   r200UpdateMaterial( vb.context );
+   r200UpdateMaterial( ctx );
 }
 
 
@@ -809,7 +809,7 @@
  */
 static void r200_Begin( GLenum mode )
 {
-   GLcontext *ctx = vb.context;
+   GET_CURRENT_CONTEXT(ctx);
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
 
    if (R200_DEBUG & DEBUG_VFMT)
@@ -841,7 +841,7 @@
    }
 
 
-   if (rmesa->dma.flush && vb.counter < 12) {
+   if (rmesa->dma.flush && rmesa->vb.counter < 12) {
       if (R200_DEBUG & DEBUG_VFMT)
 	 fprintf(stderr, "%s: flush almost-empty buffers\n", __FUNCTION__);
       flush_prims( rmesa );
@@ -850,20 +850,20 @@
    /* Need to arrange to save vertices here?  Or always copy from dma (yuk)?
     */
    if (!rmesa->dma.flush) {
-      if (rmesa->dma.current.ptr + 12*vb.vertex_size*4 > 
+      if (rmesa->dma.current.ptr + 12*rmesa->vb.vertex_size*4 > 
 	  rmesa->dma.current.end) {
 	 R200_NEWPRIM( rmesa );
 	 r200RefillCurrentDmaRegion( rmesa );
       }
 
-      vb.dmaptr = (int *)(rmesa->dma.current.address + rmesa->dma.current.ptr);
-      vb.counter = (rmesa->dma.current.end - rmesa->dma.current.ptr) / 
-	 (vb.vertex_size * 4);
-      vb.counter--;
-      vb.initial_counter = vb.counter;
-      vb.notify = wrap_buffer;
+      rmesa->vb.dmaptr = (int *)(rmesa->dma.current.address + rmesa->dma.current.ptr);
+      rmesa->vb.counter = (rmesa->dma.current.end - rmesa->dma.current.ptr) / 
+	 (rmesa->vb.vertex_size * 4);
+      rmesa->vb.counter--;
+      rmesa->vb.initial_counter = rmesa->vb.counter;
+      rmesa->vb.notify = wrap_buffer;
       rmesa->dma.flush = flush_prims;
-      vb.context->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
+      ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
    }
    
    
@@ -875,7 +875,7 @@
 
 static void r200_End( void )
 {
-   GLcontext *ctx = vb.context;
+   GET_CURRENT_CONTEXT(ctx);
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
 
    if (R200_DEBUG & DEBUG_VFMT)
@@ -943,7 +943,6 @@
       fprintf(stderr, "%s\n", __FUNCTION__);
 
    assert(rmesa->vb.installed);
-   assert(vb.context == ctx);
 
    if (flags & FLUSH_UPDATE_CURRENT) {
       r200_copy_to_current( ctx );
@@ -954,11 +953,10 @@
    }
 
    if (flags & FLUSH_STORED_VERTICES) {
-      r200ContextPtr rmesa = R200_CONTEXT( ctx );
       assert (rmesa->dma.flush == 0 ||
 	      rmesa->dma.flush == flush_prims);
       if (rmesa->dma.flush == flush_prims)
-	 flush_prims( R200_CONTEXT( ctx ) );
+	 flush_prims( rmesa );
       ctx->Driver.NeedFlush &= ~FLUSH_STORED_VERTICES;
    }
 }
@@ -1036,7 +1034,6 @@
 
    TNL_CONTEXT(ctx)->Driver.NotifyBegin = r200NotifyBegin;
 
-   vb.context = ctx;
    rmesa->vb.enabled = 1;
    rmesa->vb.prim = &ctx->Driver.CurrentExecPrimitive;
    rmesa->vb.primflags = 0;
@@ -1083,42 +1080,11 @@
 
 void r200VtxfmtUnbindContext( GLcontext *ctx )
 {
-   if (R200_CONTEXT(ctx)->vb.installed) {
-      assert(vb.context == ctx);
-      VFMT_FALLBACK_OUTSIDE_BEGIN_END( __FUNCTION__ );
-   }
-
-   TNL_CONTEXT(ctx)->Driver.NotifyBegin = 0;
 }
 
 
 void r200VtxfmtMakeCurrent( GLcontext *ctx )
 {
-   r200ContextPtr rmesa = R200_CONTEXT( ctx );
-
-#if defined(THREADS)
-   static GLboolean ThreadSafe = GL_FALSE;  /* In thread-safe mode? */
-   if (!ThreadSafe) {
-      static unsigned long knownID;
-      static GLboolean firstCall = GL_TRUE;
-      if (firstCall) {
-         knownID = _glthread_GetID();
-         firstCall = GL_FALSE;
-      }
-      else if (knownID != _glthread_GetID()) {
-         ThreadSafe = GL_TRUE;
-
-	 if (R200_DEBUG & (DEBUG_DRI|DEBUG_VFMT))
-	    fprintf(stderr, "**** Multithread situation!\n");
-      }
-   }
-   if (ThreadSafe) 
-      return;
-#endif
-
-   if (rmesa->vb.enabled) {
-      TNL_CONTEXT(ctx)->Driver.NotifyBegin = r200NotifyBegin;
-   }
 }
 
 
Only in xc/lib/GL/mesa/src/drv/r200: r200_vtxfmt.c.orig
diff -ur xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt.h xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt.h
--- xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt.h	2002-10-30 13:51:53.000000000 +0100
+++ xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt.h	2004-10-14 15:18:52.752255866 +0200
@@ -41,9 +41,6 @@
 
 
 
-extern struct r200_vb vb;
-
-
 extern void r200VtxfmtUpdate( GLcontext *ctx );
 extern void r200VtxfmtInit( GLcontext *ctx );
 extern void r200VtxfmtInvalidate( GLcontext *ctx );
diff -ur xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt_c.c xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt_c.c
--- xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt_c.c	2002-12-16 17:18:56.000000000 +0100
+++ xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt_c.c	2004-10-14 15:18:52.753255699 +0200
@@ -46,65 +46,73 @@
  */
 static void r200_Vertex3f( GLfloat x, GLfloat y, GLfloat z )
 {
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
    int i;
 
-   *vb.dmaptr++ = *(int *)&x;
-   *vb.dmaptr++ = *(int *)&y;
-   *vb.dmaptr++ = *(int *)&z;
+   *rmesa->vb.dmaptr++ = *(int *)&x;
+   *rmesa->vb.dmaptr++ = *(int *)&y;
+   *rmesa->vb.dmaptr++ = *(int *)&z;
 
-   for (i = 3; i < vb.vertex_size; i++)
-      *vb.dmaptr++ = vb.vertex[i].i;
+   for (i = 3; i < rmesa->vb.vertex_size; i++)
+      *rmesa->vb.dmaptr++ = rmesa->vb.vertex[i].i;
    
-   if (--vb.counter == 0)
-      vb.notify();
+   if (--rmesa->vb.counter == 0)
+      rmesa->vb.notify();
 }
 
 
 static void r200_Vertex3fv( const GLfloat *v )
 {
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
    int i;
 
-   *vb.dmaptr++ = *(int *)&v[0];
-   *vb.dmaptr++ = *(int *)&v[1];
-   *vb.dmaptr++ = *(int *)&v[2];
+   *rmesa->vb.dmaptr++ = *(int *)&v[0];
+   *rmesa->vb.dmaptr++ = *(int *)&v[1];
+   *rmesa->vb.dmaptr++ = *(int *)&v[2];
 
-   for (i = 3; i < vb.vertex_size; i++)
-      *vb.dmaptr++ = vb.vertex[i].i;
+   for (i = 3; i < rmesa->vb.vertex_size; i++)
+      *rmesa->vb.dmaptr++ = rmesa->vb.vertex[i].i;
    
-   if (--vb.counter == 0)
-      vb.notify();
+   if (--rmesa->vb.counter == 0)
+      rmesa->vb.notify();
 }
 
 
 static void r200_Vertex2f( GLfloat x, GLfloat y )
 {
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
    int i;
    
-   *vb.dmaptr++ = *(int *)&x;
-   *vb.dmaptr++ = *(int *)&y;
-   *vb.dmaptr++ = 0;
+   *rmesa->vb.dmaptr++ = *(int *)&x;
+   *rmesa->vb.dmaptr++ = *(int *)&y;
+   *rmesa->vb.dmaptr++ = 0;
 
-   for (i = 3; i < vb.vertex_size; i++)
-      *vb.dmaptr++ = vb.vertex[i].i;
+   for (i = 3; i < rmesa->vb.vertex_size; i++)
+      *rmesa->vb.dmaptr++ = rmesa->vb.vertex[i].i;
 
-   if (--vb.counter == 0)
-      vb.notify();
+   if (--rmesa->vb.counter == 0)
+      rmesa->vb.notify();
 }
 
 
 static void r200_Vertex2fv( const GLfloat *v )
 {
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
    int i;
 
-   *vb.dmaptr++ = *(int *)&v[0];
-   *vb.dmaptr++ = *(int *)&v[1];
-   *vb.dmaptr++ = 0;
+   *rmesa->vb.dmaptr++ = *(int *)&v[0];
+   *rmesa->vb.dmaptr++ = *(int *)&v[1];
+   *rmesa->vb.dmaptr++ = 0;
 
-   for (i = 3; i < vb.vertex_size; i++)
-      *vb.dmaptr++ = vb.vertex[i].i;
+   for (i = 3; i < rmesa->vb.vertex_size; i++)
+      *rmesa->vb.dmaptr++ = rmesa->vb.vertex[i].i;
    
-   if (--vb.counter == 0)
-      vb.notify();
+   if (--rmesa->vb.counter == 0)
+      rmesa->vb.notify();
 }
 
 
@@ -113,7 +121,9 @@
  */
 static void r200_Color3ub_ub( GLubyte r, GLubyte g, GLubyte b )
 {
-   r200_color_t *dest = vb.colorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.colorptr;
    dest->red	= r;
    dest->green	= g;
    dest->blue	= b;
@@ -122,7 +132,9 @@
 
 static void r200_Color3ubv_ub( const GLubyte *v )
 {
-   r200_color_t *dest = vb.colorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.colorptr;
    dest->red	= v[0];
    dest->green	= v[1];
    dest->blue	= v[2];
@@ -131,7 +143,9 @@
 
 static void r200_Color4ub_ub( GLubyte r, GLubyte g, GLubyte b, GLubyte a )
 {
-   r200_color_t *dest = vb.colorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.colorptr;
    dest->red	= r;
    dest->green	= g;
    dest->blue	= b;
@@ -140,13 +154,17 @@
 
 static void r200_Color4ubv_ub( const GLubyte *v )
 {
-   *(GLuint *)vb.colorptr = LE32_TO_CPU(*(GLuint *)v);
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   *(GLuint *)rmesa->vb.colorptr = LE32_TO_CPU(*(GLuint *)v);
 }
 
 
 static void r200_Color3f_ub( GLfloat r, GLfloat g, GLfloat b )
 {
-   r200_color_t *dest = vb.colorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.colorptr;
    UNCLAMPED_FLOAT_TO_UBYTE( dest->red,   r );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->green, g );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->blue,  b );
@@ -155,7 +173,9 @@
 
 static void r200_Color3fv_ub( const GLfloat *v )
 {
-   r200_color_t *dest = vb.colorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.colorptr;
    UNCLAMPED_FLOAT_TO_UBYTE( dest->red,   v[0] );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->green, v[1] );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->blue,  v[2] );
@@ -164,7 +184,9 @@
 
 static void r200_Color4f_ub( GLfloat r, GLfloat g, GLfloat b, GLfloat a )
 {
-   r200_color_t *dest = vb.colorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.colorptr;
    UNCLAMPED_FLOAT_TO_UBYTE( dest->red,   r );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->green, g );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->blue,  b );
@@ -173,7 +195,9 @@
 
 static void r200_Color4fv_ub( const GLfloat *v )
 {
-   r200_color_t *dest = vb.colorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.colorptr;
    UNCLAMPED_FLOAT_TO_UBYTE( dest->red,	  v[0] );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->green, v[1] );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->blue,  v[2] );
@@ -185,7 +209,9 @@
  */
 static void r200_Color3ub_4f( GLubyte r, GLubyte g, GLubyte b )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = UBYTE_TO_FLOAT(r);
    dest[1] = UBYTE_TO_FLOAT(g);
    dest[2] = UBYTE_TO_FLOAT(b);
@@ -194,7 +220,9 @@
 
 static void r200_Color3ubv_4f( const GLubyte *v )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = UBYTE_TO_FLOAT(v[0]);
    dest[1] = UBYTE_TO_FLOAT(v[1]);
    dest[2] = UBYTE_TO_FLOAT(v[2]);
@@ -203,7 +231,9 @@
 
 static void r200_Color4ub_4f( GLubyte r, GLubyte g, GLubyte b, GLubyte a )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = UBYTE_TO_FLOAT(r);
    dest[1] = UBYTE_TO_FLOAT(g);
    dest[2] = UBYTE_TO_FLOAT(b);
@@ -212,7 +242,9 @@
 
 static void r200_Color4ubv_4f( const GLubyte *v )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = UBYTE_TO_FLOAT(v[0]);
    dest[1] = UBYTE_TO_FLOAT(v[1]);
    dest[2] = UBYTE_TO_FLOAT(v[2]);
@@ -222,7 +254,9 @@
 
 static void r200_Color3f_4f( GLfloat r, GLfloat g, GLfloat b )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = r;
    dest[1] = g;
    dest[2] = b;
@@ -231,7 +265,9 @@
 
 static void r200_Color3fv_4f( const GLfloat *v )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = v[0];
    dest[1] = v[1];
    dest[2] = v[2];
@@ -240,7 +276,9 @@
 
 static void r200_Color4f_4f( GLfloat r, GLfloat g, GLfloat b, GLfloat a )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = r;
    dest[1] = g;
    dest[2] = b;
@@ -249,7 +287,9 @@
 
 static void r200_Color4fv_4f( const GLfloat *v )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = v[0];
    dest[1] = v[1];
    dest[2] = v[2];
@@ -261,7 +301,9 @@
  */
 static void r200_Color3ub_3f( GLubyte r, GLubyte g, GLubyte b )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = UBYTE_TO_FLOAT(r);
    dest[1] = UBYTE_TO_FLOAT(g);
    dest[2] = UBYTE_TO_FLOAT(b);
@@ -269,7 +311,9 @@
 
 static void r200_Color3ubv_3f( const GLubyte *v )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = UBYTE_TO_FLOAT(v[0]);
    dest[1] = UBYTE_TO_FLOAT(v[1]);
    dest[2] = UBYTE_TO_FLOAT(v[2]);
@@ -277,26 +321,32 @@
 
 static void r200_Color4ub_3f( GLubyte r, GLubyte g, GLubyte b, GLubyte a )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = UBYTE_TO_FLOAT(r);
    dest[1] = UBYTE_TO_FLOAT(g);
    dest[2] = UBYTE_TO_FLOAT(b);
-   vb.context->Current.Color[3] = UBYTE_TO_FLOAT(a);
+   ctx->Current.Color[3] = UBYTE_TO_FLOAT(a);
 }
 
 static void r200_Color4ubv_3f( const GLubyte *v )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = UBYTE_TO_FLOAT(v[0]);
    dest[1] = UBYTE_TO_FLOAT(v[1]);
    dest[2] = UBYTE_TO_FLOAT(v[2]);
-   vb.context->Current.Color[3] = UBYTE_TO_FLOAT(v[3]);
+   ctx->Current.Color[3] = UBYTE_TO_FLOAT(v[3]);
 }
 
 
 static void r200_Color3f_3f( GLfloat r, GLfloat g, GLfloat b )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = r;
    dest[1] = g;
    dest[2] = b;
@@ -304,7 +354,9 @@
 
 static void r200_Color3fv_3f( const GLfloat *v )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = v[0];
    dest[1] = v[1];
    dest[2] = v[2];
@@ -312,20 +364,24 @@
 
 static void r200_Color4f_3f( GLfloat r, GLfloat g, GLfloat b, GLfloat a )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = r;
    dest[1] = g;
    dest[2] = b;
-   vb.context->Current.Color[3] = a;
+   ctx->Current.Color[3] = a;
 }
 
 static void r200_Color4fv_3f( const GLfloat *v )
 {
-   GLfloat *dest = vb.floatcolorptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatcolorptr;
    dest[0] = v[0];
    dest[1] = v[1];
    dest[2] = v[2];
-   vb.context->Current.Color[3] = v[3]; 
+   ctx->Current.Color[3] = v[3]; 
 }
 
 
@@ -333,7 +389,9 @@
  */
 static void r200_SecondaryColor3ubEXT_ub( GLubyte r, GLubyte g, GLubyte b )
 {
-   r200_color_t *dest = vb.specptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.specptr;
    dest->red	= r;
    dest->green	= g;
    dest->blue	= b;
@@ -342,7 +400,9 @@
 
 static void r200_SecondaryColor3ubvEXT_ub( const GLubyte *v )
 {
-   r200_color_t *dest = vb.specptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.specptr;
    dest->red	= v[0];
    dest->green	= v[1];
    dest->blue	= v[2];
@@ -351,7 +411,9 @@
 
 static void r200_SecondaryColor3fEXT_ub( GLfloat r, GLfloat g, GLfloat b )
 {
-   r200_color_t *dest = vb.specptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.specptr;
    UNCLAMPED_FLOAT_TO_UBYTE( dest->red,	  r );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->green, g );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->blue,  b );
@@ -360,7 +422,9 @@
 
 static void r200_SecondaryColor3fvEXT_ub( const GLfloat *v )
 {
-   r200_color_t *dest = vb.specptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   r200_color_t *dest = rmesa->vb.specptr;
    UNCLAMPED_FLOAT_TO_UBYTE( dest->red,	  v[0] );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->green, v[1] );
    UNCLAMPED_FLOAT_TO_UBYTE( dest->blue,  v[2] );
@@ -369,7 +433,9 @@
 
 static void r200_SecondaryColor3ubEXT_3f( GLubyte r, GLubyte g, GLubyte b )
 {
-   GLfloat *dest = vb.floatspecptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatspecptr;
    dest[0] = UBYTE_TO_FLOAT(r);
    dest[1] = UBYTE_TO_FLOAT(g);
    dest[2] = UBYTE_TO_FLOAT(b);
@@ -378,7 +444,9 @@
 
 static void r200_SecondaryColor3ubvEXT_3f( const GLubyte *v )
 {
-   GLfloat *dest = vb.floatspecptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatspecptr;
    dest[0] = UBYTE_TO_FLOAT(v[0]);
    dest[1] = UBYTE_TO_FLOAT(v[1]);
    dest[2] = UBYTE_TO_FLOAT(v[2]);
@@ -387,7 +455,9 @@
 
 static void r200_SecondaryColor3fEXT_3f( GLfloat r, GLfloat g, GLfloat b )
 {
-   GLfloat *dest = vb.floatspecptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatspecptr;
    dest[0] = r;
    dest[1] = g;
    dest[2] = b;
@@ -396,7 +466,9 @@
 
 static void r200_SecondaryColor3fvEXT_3f( const GLfloat *v )
 {
-   GLfloat *dest = vb.floatspecptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.floatspecptr;
    dest[0] = v[0];
    dest[1] = v[1];
    dest[2] = v[2];
@@ -409,7 +481,9 @@
  */
 static void r200_Normal3f( GLfloat n0, GLfloat n1, GLfloat n2 )
 {
-   GLfloat *dest = vb.normalptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.normalptr;
    dest[0] = n0;
    dest[1] = n1;
    dest[2] = n2;
@@ -417,7 +491,9 @@
 
 static void r200_Normal3fv( const GLfloat *v )
 {
-   GLfloat *dest = vb.normalptr;
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.normalptr;
    dest[0] = v[0];
    dest[1] = v[1];
    dest[2] = v[2];
@@ -428,28 +504,36 @@
  */
 static void r200_TexCoord1f( GLfloat s )
 {
-   GLfloat *dest = vb.texcoordptr[0];
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.texcoordptr[0];
    dest[0] = s;
    dest[1] = 0;
 }
 
 static void r200_TexCoord1fv( const GLfloat *v )
 {
-   GLfloat *dest = vb.texcoordptr[0];
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.texcoordptr[0];
    dest[0] = v[0];
    dest[1] = 0;
 }
 
 static void r200_TexCoord2f( GLfloat s, GLfloat t )
 {
-   GLfloat *dest = vb.texcoordptr[0];
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.texcoordptr[0];
    dest[0] = s;
    dest[1] = t;
 }
 
 static void r200_TexCoord2fv( const GLfloat *v )
 {
-   GLfloat *dest = vb.texcoordptr[0];
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.texcoordptr[0];
    dest[0] = v[0];
    dest[1] = v[1];
 }
@@ -459,28 +543,36 @@
  */
 static void r200_MultiTexCoord1fARB( GLenum target, GLfloat s  )
 {
-   GLfloat *dest = vb.texcoordptr[(target - GL_TEXTURE0_ARB)&1];
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.texcoordptr[(target - GL_TEXTURE0_ARB)&1];
    dest[0] = s;
    dest[1] = 0;
 }
 
 static void r200_MultiTexCoord1fvARB( GLenum target, const GLfloat *v )
 {
-   GLfloat *dest = vb.texcoordptr[(target - GL_TEXTURE0_ARB)&1];
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.texcoordptr[(target - GL_TEXTURE0_ARB)&1];
    dest[0] = v[0];
    dest[1] = 0;
 }
 
 static void r200_MultiTexCoord2fARB( GLenum target, GLfloat s, GLfloat t )
 {
-   GLfloat *dest = vb.texcoordptr[(target - GL_TEXTURE0_ARB)&1];
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.texcoordptr[(target - GL_TEXTURE0_ARB)&1];
    dest[0] = s;
    dest[1] = t;
 }
 
 static void r200_MultiTexCoord2fvARB( GLenum target, const GLfloat *v )
 {
-   GLfloat *dest = vb.texcoordptr[(target - GL_TEXTURE0_ARB)&1];
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat *dest = rmesa->vb.texcoordptr[(target - GL_TEXTURE0_ARB)&1];
    dest[0] = v[0];
    dest[1] = v[1];
 }
@@ -503,29 +595,30 @@
 #define CHOOSE(FN, FNTYPE, MASK0, MASK1, ARGS1, ARGS2 )			\
 static void choose_##FN ARGS1						\
 {									\
-   r200ContextPtr rmesa = R200_CONTEXT(vb.context);			\
+   GET_CURRENT_CONTEXT(ctx);						\
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);				\
    int key[2];								\
    struct dynfn *dfn;							\
 									\
-   key[0] = rmesa->vb.vtxfmt_0 & MASK0;				\
-   key[1] = rmesa->vb.vtxfmt_1 & MASK1;				\
+   key[0] = rmesa->vb.vtxfmt_0 & MASK0;					\
+   key[1] = rmesa->vb.vtxfmt_1 & MASK1;					\
 									\
    dfn = lookup( &rmesa->vb.dfn_cache.FN, key );			\
    if (dfn == 0)							\
-      dfn = rmesa->vb.codegen.FN( vb.context, key );			\
+      dfn = rmesa->vb.codegen.FN( ctx, key );				\
    else if (R200_DEBUG & DEBUG_CODEGEN)					\
       fprintf(stderr, "%s -- cached codegen\n", __FUNCTION__ );		\
 									\
    if (dfn)								\
-      vb.context->Exec->FN = (FNTYPE)(dfn->code);			\
+      ctx->Exec->FN = (FNTYPE)(dfn->code);				\
    else {								\
       if (R200_DEBUG & DEBUG_CODEGEN)					\
 	 fprintf(stderr, "%s -- generic version\n", __FUNCTION__ );	\
-      vb.context->Exec->FN = r200_##FN;					\
+      ctx->Exec->FN = r200_##FN;					\
    }									\
 									\
-   vb.context->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT;		\
-   vb.context->Exec->FN ARGS2;						\
+   ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT;			\
+   ctx->Exec->FN ARGS2;							\
 }
 
 
@@ -540,8 +633,8 @@
 #define CHOOSE_COLOR(FN, FNTYPE, NR, MASK0, MASK1, ARGS1, ARGS2 )	\
 static void choose_##FN ARGS1						\
 {									\
-   GLcontext *ctx = vb.context;						\
-   r200ContextPtr rmesa = R200_CONTEXT(vb.context);			\
+   GET_CURRENT_CONTEXT(ctx);						\
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);			\
    int key[2];								\
    struct dynfn *dfn;							\
 									\
@@ -597,7 +690,8 @@
 #define CHOOSE_SECONDARY_COLOR(FN, FNTYPE, MASK0, MASK1, ARGS1, ARGS2 )	\
 static void choose_##FN ARGS1						\
 {									\
-   r200ContextPtr rmesa = R200_CONTEXT(vb.context);			\
+   GET_CURRENT_CONTEXT(ctx);						\
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);			\
    int key[2];								\
    struct dynfn *dfn;							\
 									\
@@ -606,21 +700,21 @@
 									\
    dfn = lookup( &rmesa->vb.dfn_cache.FN, key );			\
    if (dfn == 0)							\
-      dfn = rmesa->vb.codegen.FN( vb.context, key );			\
+      dfn = rmesa->vb.codegen.FN( ctx, key );			\
    else  if (R200_DEBUG & DEBUG_CODEGEN)				\
       fprintf(stderr, "%s -- cached version\n", __FUNCTION__ );		\
 									\
    if (dfn)								\
-      vb.context->Exec->FN = (FNTYPE)(dfn->code);			\
+      ctx->Exec->FN = (FNTYPE)(dfn->code);			\
    else {								\
       if (R200_DEBUG & DEBUG_CODEGEN)					\
          fprintf(stderr, "%s -- generic version\n", __FUNCTION__ );	\
-      vb.context->Exec->FN = (VTX_COLOR(rmesa->vb.vtxfmt_0,1) == R200_VTX_PK_RGBA) \
+      ctx->Exec->FN = (VTX_COLOR(rmesa->vb.vtxfmt_0,1) == R200_VTX_PK_RGBA) \
 	  ? r200_##FN##_ub : r200_##FN##_3f;				\
    }									\
 									\
-   vb.context->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT;		\
-   vb.context->Exec->FN ARGS2;						\
+   ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT;		\
+   ctx->Exec->FN ARGS2;						\
 }
 
 
diff -ur xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt_sse.c xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt_sse.c
--- xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt_sse.c	2002-10-30 13:51:53.000000000 +0100
+++ xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt_sse.c	2004-10-14 15:18:52.753255699 +0200
@@ -68,7 +68,7 @@
 
    dfn->code = ALIGN_MALLOC( sizeof(temp), 16 );
    memcpy (dfn->code, temp, sizeof(temp));
-   FIXUP(dfn->code, 5, 0x0, (int)vb.normalptr); 
+   FIXUP(dfn->code, 5, 0x0, (int)rmesa->vb.normalptr); 
    return dfn;
 }
 
diff -ur xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt_x86.c xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt_x86.c
--- xc.orig/lib/GL/mesa/src/drv/r200/r200_vtxfmt_x86.c	2002-12-16 17:18:56.000000000 +0100
+++ xc/lib/GL/mesa/src/drv/r200/r200_vtxfmt_x86.c	2004-10-14 15:18:52.754255532 +0200
@@ -77,43 +77,43 @@
 
    if (R200_DEBUG & DEBUG_CODEGEN)
       fprintf(stderr, "%s 0x%08x 0x%08x %d\n", __FUNCTION__, 
-	      key[0], key[1], vb.vertex_size );
+	      key[0], key[1], rmesa->vb.vertex_size );
 
-   switch (vb.vertex_size) {
+   switch (rmesa->vb.vertex_size) {
    case 4: {
 
       DFN ( _x86_Vertex3f_4, rmesa->vb.dfn_cache.Vertex3f );
-      FIXUP(dfn->code, 2, 0x0, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 25, 0x0, (int)&vb.vertex[3]);
-      FIXUP(dfn->code, 36, 0x0, (int)&vb.counter);
-      FIXUP(dfn->code, 46, 0x0, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 51, 0x0, (int)&vb.counter);
-      FIXUP(dfn->code, 60, 0x0, (int)&vb.notify);
+      FIXUP(dfn->code, 2, 0x0, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 25, 0x0, (int)&rmesa->vb.vertex[3]);
+      FIXUP(dfn->code, 36, 0x0, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 46, 0x0, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 51, 0x0, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 60, 0x0, (int)&rmesa->vb.notify);
       break;
    }
    case 6: {
 
       DFN ( _x86_Vertex3f_6, rmesa->vb.dfn_cache.Vertex3f );
-      FIXUP(dfn->code, 3, 0x0, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 28, 0x0, (int)&vb.vertex[3]);
-      FIXUP(dfn->code, 34, 0x0, (int)&vb.vertex[4]);
-      FIXUP(dfn->code, 40, 0x0, (int)&vb.vertex[5]);
-      FIXUP(dfn->code, 57, 0x0, (int)&vb.counter);
-      FIXUP(dfn->code, 63, 0x0, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 70, 0x0, (int)&vb.counter);
-      FIXUP(dfn->code, 79, 0x0, (int)&vb.notify);
+      FIXUP(dfn->code, 3, 0x0, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 28, 0x0, (int)&rmesa->vb.vertex[3]);
+      FIXUP(dfn->code, 34, 0x0, (int)&rmesa->vb.vertex[4]);
+      FIXUP(dfn->code, 40, 0x0, (int)&rmesa->vb.vertex[5]);
+      FIXUP(dfn->code, 57, 0x0, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 63, 0x0, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 70, 0x0, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 79, 0x0, (int)&rmesa->vb.notify);
       break;
    }
    default: {
 
       DFN ( _x86_Vertex3f, rmesa->vb.dfn_cache.Vertex3f );
-      FIXUP(dfn->code, 3, 0x0, (int)&vb.vertex[3]);
-      FIXUP(dfn->code, 9, 0x0, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 37, 0x0, vb.vertex_size-3);
-      FIXUP(dfn->code, 44, 0x0, (int)&vb.counter);
-      FIXUP(dfn->code, 50, 0x0, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 56, 0x0, (int)&vb.counter);
-      FIXUP(dfn->code, 67, 0x0, (int)&vb.notify);
+      FIXUP(dfn->code, 3, 0x0, (int)&rmesa->vb.vertex[3]);
+      FIXUP(dfn->code, 9, 0x0, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 37, 0x0, rmesa->vb.vertex_size-3);
+      FIXUP(dfn->code, 44, 0x0, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 50, 0x0, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 56, 0x0, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 67, 0x0, (int)&rmesa->vb.notify);
    break;
    }
    }
@@ -130,20 +130,20 @@
 
    if (R200_DEBUG & DEBUG_CODEGEN)
       fprintf(stderr, "%s 0x%08x 0x%08x %d\n", __FUNCTION__, 
-	      key[0], key[1], vb.vertex_size );
+	      key[0], key[1], rmesa->vb.vertex_size );
 
-   switch (vb.vertex_size) {
+   switch (rmesa->vb.vertex_size) {
    case 6: {
 
       DFN ( _x86_Vertex3fv_6, rmesa->vb.dfn_cache.Vertex3fv );
-      FIXUP(dfn->code, 1, 0x00000000, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 27, 0x0000001c, (int)&vb.vertex[3]);
-      FIXUP(dfn->code, 33, 0x00000020, (int)&vb.vertex[4]);
-      FIXUP(dfn->code, 45, 0x00000024, (int)&vb.vertex[5]);
-      FIXUP(dfn->code, 56, 0x00000000, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 61, 0x00000004, (int)&vb.counter);
-      FIXUP(dfn->code, 67, 0x00000004, (int)&vb.counter);
-      FIXUP(dfn->code, 76, 0x00000008, (int)&vb.notify);
+      FIXUP(dfn->code, 1, 0x00000000, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 27, 0x0000001c, (int)&rmesa->vb.vertex[3]);
+      FIXUP(dfn->code, 33, 0x00000020, (int)&rmesa->vb.vertex[4]);
+      FIXUP(dfn->code, 45, 0x00000024, (int)&rmesa->vb.vertex[5]);
+      FIXUP(dfn->code, 56, 0x00000000, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 61, 0x00000004, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 67, 0x00000004, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 76, 0x00000008, (int)&rmesa->vb.notify);
       break;
    }
    
@@ -151,16 +151,16 @@
    case 8: {
 
       DFN ( _x86_Vertex3fv_8, rmesa->vb.dfn_cache.Vertex3fv );
-      FIXUP(dfn->code, 1, 0x00000000, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 27, 0x0000001c, (int)&vb.vertex[3]);
-      FIXUP(dfn->code, 33, 0x00000020, (int)&vb.vertex[4]);
-      FIXUP(dfn->code, 45, 0x0000001c, (int)&vb.vertex[5]);
-      FIXUP(dfn->code, 51, 0x00000020, (int)&vb.vertex[6]);
-      FIXUP(dfn->code, 63, 0x00000024, (int)&vb.vertex[7]);
-      FIXUP(dfn->code, 74, 0x00000000, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 79, 0x00000004, (int)&vb.counter);
-      FIXUP(dfn->code, 85, 0x00000004, (int)&vb.counter);
-      FIXUP(dfn->code, 94, 0x00000008, (int)&vb.notify);
+      FIXUP(dfn->code, 1, 0x00000000, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 27, 0x0000001c, (int)&rmesa->vb.vertex[3]);
+      FIXUP(dfn->code, 33, 0x00000020, (int)&rmesa->vb.vertex[4]);
+      FIXUP(dfn->code, 45, 0x0000001c, (int)&rmesa->vb.vertex[5]);
+      FIXUP(dfn->code, 51, 0x00000020, (int)&rmesa->vb.vertex[6]);
+      FIXUP(dfn->code, 63, 0x00000024, (int)&rmesa->vb.vertex[7]);
+      FIXUP(dfn->code, 74, 0x00000000, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 79, 0x00000004, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 85, 0x00000004, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 94, 0x00000008, (int)&rmesa->vb.notify);
       break;
    }
    
@@ -169,13 +169,13 @@
    default: {
 
       DFN ( _x86_Vertex3fv, rmesa->vb.dfn_cache.Vertex3fv );
-      FIXUP(dfn->code, 8, 0x01010101, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 32, 0x00000006, vb.vertex_size-3);
-      FIXUP(dfn->code, 37, 0x00000058, (int)&vb.vertex[3]);
-      FIXUP(dfn->code, 45, 0x01010101, (int)&vb.dmaptr);
-      FIXUP(dfn->code, 50, 0x02020202, (int)&vb.counter);
-      FIXUP(dfn->code, 58, 0x02020202, (int)&vb.counter);
-      FIXUP(dfn->code, 67, 0x0, (int)&vb.notify);
+      FIXUP(dfn->code, 8, 0x01010101, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 32, 0x00000006, rmesa->vb.vertex_size-3);
+      FIXUP(dfn->code, 37, 0x00000058, (int)&rmesa->vb.vertex[3]);
+      FIXUP(dfn->code, 45, 0x01010101, (int)&rmesa->vb.dmaptr);
+      FIXUP(dfn->code, 50, 0x02020202, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 58, 0x02020202, (int)&rmesa->vb.counter);
+      FIXUP(dfn->code, 67, 0x0, (int)&rmesa->vb.notify);
    break;
    }
    }
@@ -194,9 +194,9 @@
 
    DFN ( _x86_Normal3fv, rmesa->vb.dfn_cache.Normal3fv );
 
-   FIXUP2(dfn->code, i, 0x0, (int)vb.normalptr); 
-   FIXUP2(dfn->code, i, 0x4, 4+(int)vb.normalptr); 
-   FIXUP2(dfn->code, i, 0x8, 8+(int)vb.normalptr); 
+   FIXUP2(dfn->code, i, 0x0, (int)rmesa->vb.normalptr); 
+   FIXUP2(dfn->code, i, 0x4, 4+(int)rmesa->vb.normalptr); 
+   FIXUP2(dfn->code, i, 0x8, 8+(int)rmesa->vb.normalptr); 
    fprintf(stderr, "%s done\n", __FUNCTION__);
    return dfn;
 }
@@ -210,7 +210,7 @@
       fprintf(stderr, "%s 0x%08x\n", __FUNCTION__, key[0] );
 
    DFN ( _x86_Normal3f, rmesa->vb.dfn_cache.Normal3f );
-   FIXUP(dfn->code, 1, 0x12345678, (int)vb.normalptr); 
+   FIXUP(dfn->code, 1, 0x12345678, (int)rmesa->vb.normalptr); 
    return dfn;
 }
 
@@ -225,17 +225,17 @@
 
    if (VTX_COLOR(key[0],0) == R200_VTX_PK_RGBA) {
       DFN ( _x86_Color4ubv_ub, rmesa->vb.dfn_cache.Color4ubv);
-      FIXUP(dfn->code, 5, 0x12345678, (int)vb.colorptr); 
+      FIXUP(dfn->code, 5, 0x12345678, (int)rmesa->vb.colorptr); 
       return dfn;
    } 
    else {
 
       DFN ( _x86_Color4ubv_4f, rmesa->vb.dfn_cache.Color4ubv);
       FIXUP(dfn->code, 2, 0x00000000, (int)_mesa_ubyte_to_float_color_tab); 
-      FIXUP(dfn->code, 27, 0xdeadbeaf, (int)vb.floatcolorptr); 
-      FIXUP(dfn->code, 33, 0xdeadbeaf, (int)vb.floatcolorptr+4); 
-      FIXUP(dfn->code, 55, 0xdeadbeaf, (int)vb.floatcolorptr+8); 
-      FIXUP(dfn->code, 61, 0xdeadbeaf, (int)vb.floatcolorptr+12); 
+      FIXUP(dfn->code, 27, 0xdeadbeaf, (int)rmesa->vb.floatcolorptr); 
+      FIXUP(dfn->code, 33, 0xdeadbeaf, (int)rmesa->vb.floatcolorptr+4); 
+      FIXUP(dfn->code, 55, 0xdeadbeaf, (int)rmesa->vb.floatcolorptr+8); 
+      FIXUP(dfn->code, 61, 0xdeadbeaf, (int)rmesa->vb.floatcolorptr+12); 
       return dfn;
    }
 }
@@ -250,10 +250,10 @@
       r200ContextPtr rmesa = R200_CONTEXT(ctx);
 
       DFN ( _x86_Color4ub_ub, rmesa->vb.dfn_cache.Color4ub );
-      FIXUP(dfn->code, 18, 0x0, (int)vb.colorptr); 
-      FIXUP(dfn->code, 24, 0x0, (int)vb.colorptr+1); 
-      FIXUP(dfn->code, 30, 0x0, (int)vb.colorptr+2); 
-      FIXUP(dfn->code, 36, 0x0, (int)vb.colorptr+3); 
+      FIXUP(dfn->code, 18, 0x0, (int)rmesa->vb.colorptr); 
+      FIXUP(dfn->code, 24, 0x0, (int)rmesa->vb.colorptr+1); 
+      FIXUP(dfn->code, 30, 0x0, (int)rmesa->vb.colorptr+2); 
+      FIXUP(dfn->code, 36, 0x0, (int)rmesa->vb.colorptr+3); 
       return dfn;
    }
    else
@@ -274,7 +274,7 @@
 	 fprintf(stderr, "%s 0x%08x\n", __FUNCTION__, key[0] );
 
       DFN ( _x86_Color3fv_3f, rmesa->vb.dfn_cache.Color3fv );
-      FIXUP(dfn->code, 5, 0x0, (int)vb.floatcolorptr); 
+      FIXUP(dfn->code, 5, 0x0, (int)rmesa->vb.floatcolorptr); 
       return dfn;
    }
 }
@@ -292,7 +292,7 @@
 	 fprintf(stderr, "%s 0x%08x\n", __FUNCTION__, key[0] );
 
       DFN ( _x86_Color3f_3f, rmesa->vb.dfn_cache.Color3f );
-      FIXUP(dfn->code, 1, 0x12345678, (int)vb.floatcolorptr); 
+      FIXUP(dfn->code, 1, 0x12345678, (int)rmesa->vb.floatcolorptr); 
       return dfn;
    }
 }
@@ -309,7 +309,7 @@
       fprintf(stderr, "%s 0x%08x 0x%08x\n", __FUNCTION__, key[0], key[1] );
 
    DFN ( _x86_TexCoord2fv, rmesa->vb.dfn_cache.TexCoord2fv );
-   FIXUP(dfn->code, 5, 0x12345678, (int)vb.texcoordptr[0]); 
+   FIXUP(dfn->code, 5, 0x12345678, (int)rmesa->vb.texcoordptr[0]); 
    return dfn;
 }
 
@@ -323,7 +323,7 @@
       fprintf(stderr, "%s 0x%08x 0x%08x\n", __FUNCTION__, key[0], key[1] );
 
    DFN ( _x86_TexCoord2f, rmesa->vb.dfn_cache.TexCoord2f );
-   FIXUP(dfn->code, 1, 0x12345678, (int)vb.texcoordptr[0]); 
+   FIXUP(dfn->code, 1, 0x12345678, (int)rmesa->vb.texcoordptr[0]); 
    return dfn;
 }
 
@@ -362,13 +362,13 @@
    if (R200_DEBUG & DEBUG_CODEGEN)
       fprintf(stderr, "%s 0x%08x 0x%08x\n", __FUNCTION__, key[0], key[1] );
 
-   if (vb.texcoordptr[1] == vb.texcoordptr[0]+4) {
+   if (rmesa->vb.texcoordptr[1] == rmesa->vb.texcoordptr[0]+4) {
       DFN ( _x86_MultiTexCoord2fvARB, rmesa->vb.dfn_cache.MultiTexCoord2fvARB );
-      FIXUP(dfn->code, 26, 0xdeadbeef, (int)vb.texcoordptr[0]);	
-      FIXUP(dfn->code, 32, 0xdeadbeef, (int)vb.texcoordptr[0]+4);
+      FIXUP(dfn->code, 26, 0xdeadbeef, (int)rmesa->vb.texcoordptr[0]);	
+      FIXUP(dfn->code, 32, 0xdeadbeef, (int)rmesa->vb.texcoordptr[0]+4);
    } else {
       DFN ( _x86_MultiTexCoord2fvARB_2, rmesa->vb.dfn_cache.MultiTexCoord2fvARB );
-      FIXUP(dfn->code, 19, 0x0, (int)vb.texcoordptr);
+      FIXUP(dfn->code, 19, 0x0, (int)rmesa->vb.texcoordptr);
    }
    return dfn;
 }
@@ -407,17 +407,17 @@
    if (R200_DEBUG & DEBUG_CODEGEN)
       fprintf(stderr, "%s 0x%08x 0x%08x\n", __FUNCTION__, key[0], key[1] );
 
-   if (vb.texcoordptr[1] == vb.texcoordptr[0]+4) {
+   if (rmesa->vb.texcoordptr[1] == rmesa->vb.texcoordptr[0]+4) {
       DFN ( _x86_MultiTexCoord2fARB, rmesa->vb.dfn_cache.MultiTexCoord2fARB );
-      FIXUP(dfn->code, 25, 0xdeadbeef, (int)vb.texcoordptr[0]); 
-      FIXUP(dfn->code, 31, 0xdeadbeef, (int)vb.texcoordptr[0]+4); 
+      FIXUP(dfn->code, 25, 0xdeadbeef, (int)rmesa->vb.texcoordptr[0]); 
+      FIXUP(dfn->code, 31, 0xdeadbeef, (int)rmesa->vb.texcoordptr[0]+4); 
    }
    else {
       /* Note: this might get generated multiple times, even though the
        * actual emitted code is the same.
        */
       DFN ( _x86_MultiTexCoord2fARB_2, rmesa->vb.dfn_cache.MultiTexCoord2fARB );
-      FIXUP(dfn->code, 23, 0x0, (int)vb.texcoordptr); 
+      FIXUP(dfn->code, 23, 0x0, (int)rmesa->vb.texcoordptr); 
    }      
    return dfn;
 }

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