xref: /external/mesa3d/src/mesa/main/dlist.c

/*
 * Mesa 3-D graphics library
 *
 * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
 * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */


/**
 * \file dlist.c
 * Display lists management functions.
 */

#include "c99_math.h"
#include "glheader.h"
#include "imports.h"
#include "api_arrayelt.h"
#include "api_exec.h"
#include "api_loopback.h"
#include "api_validate.h"
#include "atifragshader.h"
#include "config.h"
#include "bufferobj.h"
#include "arrayobj.h"
#include "context.h"
#include "dlist.h"
#include "enums.h"
#include "eval.h"
#include "fbobject.h"
#include "framebuffer.h"
#include "glapi/glapi.h"
#include "glformats.h"
#include "hash.h"
#include "image.h"
#include "light.h"
#include "macros.h"
#include "pack.h"
#include "pbo.h"
#include "queryobj.h"
#include "samplerobj.h"
#include "shaderapi.h"
#include "syncobj.h"
#include "teximage.h"
#include "texstorage.h"
#include "mtypes.h"
#include "varray.h"
#include "arbprogram.h"
#include "transformfeedback.h"

#include "math/m_matrix.h"

#include "main/dispatch.h"

#include "vbo/vbo.h"


#define USE_BITMAP_ATLAS 1



/**
 * Other parts of Mesa (such as the VBO module) can plug into the display
 * list system.  This structure describes new display list instructions.
 */
struct gl_list_instruction
{
   GLuint Size;
   void (*Execute)( struct gl_context *ctx, void *data );
   void (*Destroy)( struct gl_context *ctx, void *data );
   void (*Print)( struct gl_context *ctx, void *data, FILE *f );
};


#define MAX_DLIST_EXT_OPCODES 16

/**
 * Used by device drivers to hook new commands into display lists.
 */
struct gl_list_extensions
{
   struct gl_list_instruction Opcode[MAX_DLIST_EXT_OPCODES];
   GLuint NumOpcodes;
};



/**
 * Flush vertices.
 *
 * \param ctx GL context.
 *
 * Checks if dd_function_table::SaveNeedFlush is marked to flush
 * stored (save) vertices, and calls vbo_save_SaveFlushVertices if so.
 */
#define SAVE_FLUSH_VERTICES(ctx)                     \
   do {                                              \
      if (ctx->Driver.SaveNeedFlush)                 \
         vbo_save_SaveFlushVertices(ctx);            \
   } while (0)


/**
 * Macro to assert that the API call was made outside the
 * glBegin()/glEnd() pair, with return value.
 *
 * \param ctx GL context.
 * \param retval value to return value in case the assertion fails.
 */
#define ASSERT_OUTSIDE_SAVE_BEGIN_END_WITH_RETVAL(ctx, retval)          \
   do {                                                                 \
      if (ctx->Driver.CurrentSavePrimitive <= PRIM_MAX) {               \
         _mesa_compile_error( ctx, GL_INVALID_OPERATION, "glBegin/End" ); \
         return retval;                                                 \
      }                                                                 \
   } while (0)

/**
 * Macro to assert that the API call was made outside the
 * glBegin()/glEnd() pair.
 *
 * \param ctx GL context.
 */
#define ASSERT_OUTSIDE_SAVE_BEGIN_END(ctx)                              \
   do {                                                                 \
      if (ctx->Driver.CurrentSavePrimitive <= PRIM_MAX) {               \
         _mesa_compile_error( ctx, GL_INVALID_OPERATION, "glBegin/End" ); \
         return;                                                        \
      }                                                                 \
   } while (0)

/**
 * Macro to assert that the API call was made outside the
 * glBegin()/glEnd() pair and flush the vertices.
 *
 * \param ctx GL context.
 */
#define ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx)                    \
   do {                                                                 \
      ASSERT_OUTSIDE_SAVE_BEGIN_END(ctx);                               \
      SAVE_FLUSH_VERTICES(ctx);                                         \
   } while (0)

/**
 * Macro to assert that the API call was made outside the
 * glBegin()/glEnd() pair and flush the vertices, with return value.
 *
 * \param ctx GL context.
 * \param retval value to return value in case the assertion fails.
 */
#define ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, retval) \
   do {                                                                 \
      ASSERT_OUTSIDE_SAVE_BEGIN_END_WITH_RETVAL(ctx, retval);           \
      SAVE_FLUSH_VERTICES(ctx);                                         \
   } while (0)


/**
 * Display list opcodes.
 *
 * The fact that these identifiers are assigned consecutive
 * integer values starting at 0 is very important, see InstSize array usage)
 */
typedef enum
{
   OPCODE_INVALID = -1,         /* Force signed enum */
   OPCODE_ACCUM,
   OPCODE_ALPHA_FUNC,
   OPCODE_BIND_TEXTURE,
   OPCODE_BITMAP,
   OPCODE_BLEND_COLOR,
   OPCODE_BLEND_EQUATION,
   OPCODE_BLEND_EQUATION_SEPARATE,
   OPCODE_BLEND_FUNC_SEPARATE,

   OPCODE_BLEND_EQUATION_I,
   OPCODE_BLEND_EQUATION_SEPARATE_I,
   OPCODE_BLEND_FUNC_I,
   OPCODE_BLEND_FUNC_SEPARATE_I,

   OPCODE_CALL_LIST,
   OPCODE_CALL_LISTS,
   OPCODE_CLEAR,
   OPCODE_CLEAR_ACCUM,
   OPCODE_CLEAR_COLOR,
   OPCODE_CLEAR_DEPTH,
   OPCODE_CLEAR_INDEX,
   OPCODE_CLEAR_STENCIL,
   OPCODE_CLEAR_BUFFER_IV,
   OPCODE_CLEAR_BUFFER_UIV,
   OPCODE_CLEAR_BUFFER_FV,
   OPCODE_CLEAR_BUFFER_FI,
   OPCODE_CLIP_PLANE,
   OPCODE_COLOR_MASK,
   OPCODE_COLOR_MASK_INDEXED,
   OPCODE_COLOR_MATERIAL,
   OPCODE_COPY_PIXELS,
   OPCODE_COPY_TEX_IMAGE1D,
   OPCODE_COPY_TEX_IMAGE2D,
   OPCODE_COPY_TEX_SUB_IMAGE1D,
   OPCODE_COPY_TEX_SUB_IMAGE2D,
   OPCODE_COPY_TEX_SUB_IMAGE3D,
   OPCODE_CULL_FACE,
   OPCODE_DEPTH_FUNC,
   OPCODE_DEPTH_MASK,
   OPCODE_DEPTH_RANGE,
   OPCODE_DISABLE,
   OPCODE_DISABLE_INDEXED,
   OPCODE_DRAW_BUFFER,
   OPCODE_DRAW_PIXELS,
   OPCODE_ENABLE,
   OPCODE_ENABLE_INDEXED,
   OPCODE_EVALMESH1,
   OPCODE_EVALMESH2,
   OPCODE_FOG,
   OPCODE_FRONT_FACE,
   OPCODE_FRUSTUM,
   OPCODE_HINT,
   OPCODE_INDEX_MASK,
   OPCODE_INIT_NAMES,
   OPCODE_LIGHT,
   OPCODE_LIGHT_MODEL,
   OPCODE_LINE_STIPPLE,
   OPCODE_LINE_WIDTH,
   OPCODE_LIST_BASE,
   OPCODE_LOAD_IDENTITY,
   OPCODE_LOAD_MATRIX,
   OPCODE_LOAD_NAME,
   OPCODE_LOGIC_OP,
   OPCODE_MAP1,
   OPCODE_MAP2,
   OPCODE_MAPGRID1,
   OPCODE_MAPGRID2,
   OPCODE_MATRIX_MODE,
   OPCODE_MULT_MATRIX,
   OPCODE_ORTHO,
   OPCODE_PASSTHROUGH,
   OPCODE_PIXEL_MAP,
   OPCODE_PIXEL_TRANSFER,
   OPCODE_PIXEL_ZOOM,
   OPCODE_POINT_SIZE,
   OPCODE_POINT_PARAMETERS,
   OPCODE_POLYGON_MODE,
   OPCODE_POLYGON_STIPPLE,
   OPCODE_POLYGON_OFFSET,
   OPCODE_POP_ATTRIB,
   OPCODE_POP_MATRIX,
   OPCODE_POP_NAME,
   OPCODE_PRIORITIZE_TEXTURE,
   OPCODE_PUSH_ATTRIB,
   OPCODE_PUSH_MATRIX,
   OPCODE_PUSH_NAME,
   OPCODE_RASTER_POS,
   OPCODE_READ_BUFFER,
   OPCODE_ROTATE,
   OPCODE_SCALE,
   OPCODE_SCISSOR,
   OPCODE_SELECT_TEXTURE_SGIS,
   OPCODE_SELECT_TEXTURE_COORD_SET,
   OPCODE_SHADE_MODEL,
   OPCODE_STENCIL_FUNC,
   OPCODE_STENCIL_MASK,
   OPCODE_STENCIL_OP,
   OPCODE_TEXENV,
   OPCODE_TEXGEN,
   OPCODE_TEXPARAMETER,
   OPCODE_TEX_IMAGE1D,
   OPCODE_TEX_IMAGE2D,
   OPCODE_TEX_IMAGE3D,
   OPCODE_TEX_SUB_IMAGE1D,
   OPCODE_TEX_SUB_IMAGE2D,
   OPCODE_TEX_SUB_IMAGE3D,
   OPCODE_TRANSLATE,
   OPCODE_VIEWPORT,
   OPCODE_WINDOW_POS,
   /* GL_ARB_multitexture */
   OPCODE_ACTIVE_TEXTURE,
   /* GL_ARB_texture_compression */
   OPCODE_COMPRESSED_TEX_IMAGE_1D,
   OPCODE_COMPRESSED_TEX_IMAGE_2D,
   OPCODE_COMPRESSED_TEX_IMAGE_3D,
   OPCODE_COMPRESSED_TEX_SUB_IMAGE_1D,
   OPCODE_COMPRESSED_TEX_SUB_IMAGE_2D,
   OPCODE_COMPRESSED_TEX_SUB_IMAGE_3D,
   /* GL_ARB_multisample */
   OPCODE_SAMPLE_COVERAGE,
   /* GL_ARB_window_pos */
   OPCODE_WINDOW_POS_ARB,
   /* GL_ARB_vertex_program */
   OPCODE_BIND_PROGRAM_ARB,
   OPCODE_PROGRAM_LOCAL_PARAMETER_ARB,
   /* GL_EXT_stencil_two_side */
   OPCODE_ACTIVE_STENCIL_FACE_EXT,
   /* GL_EXT_depth_bounds_test */
   OPCODE_DEPTH_BOUNDS_EXT,
   /* GL_ARB_vertex/fragment_program */
   OPCODE_PROGRAM_STRING_ARB,
   OPCODE_PROGRAM_ENV_PARAMETER_ARB,
   /* GL_ARB_occlusion_query */
   OPCODE_BEGIN_QUERY_ARB,
   OPCODE_END_QUERY_ARB,
   /* GL_ARB_draw_buffers */
   OPCODE_DRAW_BUFFERS_ARB,
   /* GL_ATI_fragment_shader */
   OPCODE_BIND_FRAGMENT_SHADER_ATI,
   OPCODE_SET_FRAGMENT_SHADER_CONSTANTS_ATI,
   /* OpenGL 2.0 */
   OPCODE_STENCIL_FUNC_SEPARATE,
   OPCODE_STENCIL_OP_SEPARATE,
   OPCODE_STENCIL_MASK_SEPARATE,
   /* GL_NV_primitive_restart */
   OPCODE_PRIMITIVE_RESTART_NV,
   /* GL_ARB_shader_objects */
   OPCODE_USE_PROGRAM,
   OPCODE_UNIFORM_1F,
   OPCODE_UNIFORM_2F,
   OPCODE_UNIFORM_3F,
   OPCODE_UNIFORM_4F,
   OPCODE_UNIFORM_1FV,
   OPCODE_UNIFORM_2FV,
   OPCODE_UNIFORM_3FV,
   OPCODE_UNIFORM_4FV,
   OPCODE_UNIFORM_1I,
   OPCODE_UNIFORM_2I,
   OPCODE_UNIFORM_3I,
   OPCODE_UNIFORM_4I,
   OPCODE_UNIFORM_1IV,
   OPCODE_UNIFORM_2IV,
   OPCODE_UNIFORM_3IV,
   OPCODE_UNIFORM_4IV,
   OPCODE_UNIFORM_MATRIX22,
   OPCODE_UNIFORM_MATRIX33,
   OPCODE_UNIFORM_MATRIX44,
   OPCODE_UNIFORM_MATRIX23,
   OPCODE_UNIFORM_MATRIX32,
   OPCODE_UNIFORM_MATRIX24,
   OPCODE_UNIFORM_MATRIX42,
   OPCODE_UNIFORM_MATRIX34,
   OPCODE_UNIFORM_MATRIX43,

   /* OpenGL 3.0 */
   OPCODE_UNIFORM_1UI,
   OPCODE_UNIFORM_2UI,
   OPCODE_UNIFORM_3UI,
   OPCODE_UNIFORM_4UI,
   OPCODE_UNIFORM_1UIV,
   OPCODE_UNIFORM_2UIV,
   OPCODE_UNIFORM_3UIV,
   OPCODE_UNIFORM_4UIV,

   /* OpenGL 4.2 / GL_ARB_separate_shader_objects */
   OPCODE_USE_PROGRAM_STAGES,
   OPCODE_PROGRAM_UNIFORM_1F,
   OPCODE_PROGRAM_UNIFORM_2F,
   OPCODE_PROGRAM_UNIFORM_3F,
   OPCODE_PROGRAM_UNIFORM_4F,
   OPCODE_PROGRAM_UNIFORM_1FV,
   OPCODE_PROGRAM_UNIFORM_2FV,
   OPCODE_PROGRAM_UNIFORM_3FV,
   OPCODE_PROGRAM_UNIFORM_4FV,
   OPCODE_PROGRAM_UNIFORM_1I,
   OPCODE_PROGRAM_UNIFORM_2I,
   OPCODE_PROGRAM_UNIFORM_3I,
   OPCODE_PROGRAM_UNIFORM_4I,
   OPCODE_PROGRAM_UNIFORM_1IV,
   OPCODE_PROGRAM_UNIFORM_2IV,
   OPCODE_PROGRAM_UNIFORM_3IV,
   OPCODE_PROGRAM_UNIFORM_4IV,
   OPCODE_PROGRAM_UNIFORM_1UI,
   OPCODE_PROGRAM_UNIFORM_2UI,
   OPCODE_PROGRAM_UNIFORM_3UI,
   OPCODE_PROGRAM_UNIFORM_4UI,
   OPCODE_PROGRAM_UNIFORM_1UIV,
   OPCODE_PROGRAM_UNIFORM_2UIV,
   OPCODE_PROGRAM_UNIFORM_3UIV,
   OPCODE_PROGRAM_UNIFORM_4UIV,
   OPCODE_PROGRAM_UNIFORM_MATRIX22F,
   OPCODE_PROGRAM_UNIFORM_MATRIX33F,
   OPCODE_PROGRAM_UNIFORM_MATRIX44F,
   OPCODE_PROGRAM_UNIFORM_MATRIX23F,
   OPCODE_PROGRAM_UNIFORM_MATRIX32F,
   OPCODE_PROGRAM_UNIFORM_MATRIX24F,
   OPCODE_PROGRAM_UNIFORM_MATRIX42F,
   OPCODE_PROGRAM_UNIFORM_MATRIX34F,
   OPCODE_PROGRAM_UNIFORM_MATRIX43F,

   /* GL_ARB_clip_control */
   OPCODE_CLIP_CONTROL,

   /* GL_ARB_color_buffer_float */
   OPCODE_CLAMP_COLOR,

   /* GL_EXT_framebuffer_blit */
   OPCODE_BLIT_FRAMEBUFFER,

   /* Vertex attributes -- fallback for when optimized display
    * list build isn't active.
    */
   OPCODE_ATTR_1F_NV,
   OPCODE_ATTR_2F_NV,
   OPCODE_ATTR_3F_NV,
   OPCODE_ATTR_4F_NV,
   OPCODE_ATTR_1F_ARB,
   OPCODE_ATTR_2F_ARB,
   OPCODE_ATTR_3F_ARB,
   OPCODE_ATTR_4F_ARB,
   OPCODE_MATERIAL,
   OPCODE_BEGIN,
   OPCODE_END,
   OPCODE_RECTF,
   OPCODE_EVAL_C1,
   OPCODE_EVAL_C2,
   OPCODE_EVAL_P1,
   OPCODE_EVAL_P2,

   /* GL_EXT_provoking_vertex */
   OPCODE_PROVOKING_VERTEX,

   /* GL_EXT_transform_feedback */
   OPCODE_BEGIN_TRANSFORM_FEEDBACK,
   OPCODE_END_TRANSFORM_FEEDBACK,
   OPCODE_BIND_TRANSFORM_FEEDBACK,
   OPCODE_PAUSE_TRANSFORM_FEEDBACK,
   OPCODE_RESUME_TRANSFORM_FEEDBACK,
   OPCODE_DRAW_TRANSFORM_FEEDBACK,

   /* GL_EXT_texture_integer */
   OPCODE_CLEARCOLOR_I,
   OPCODE_CLEARCOLOR_UI,
   OPCODE_TEXPARAMETER_I,
   OPCODE_TEXPARAMETER_UI,

   /* GL_ARB_instanced_arrays */
   OPCODE_VERTEX_ATTRIB_DIVISOR,

   /* GL_NV_texture_barrier */
   OPCODE_TEXTURE_BARRIER_NV,

   /* GL_ARB_sampler_object */
   OPCODE_BIND_SAMPLER,
   OPCODE_SAMPLER_PARAMETERIV,
   OPCODE_SAMPLER_PARAMETERFV,
   OPCODE_SAMPLER_PARAMETERIIV,
   OPCODE_SAMPLER_PARAMETERUIV,

   /* GL_ARB_sync */
   OPCODE_WAIT_SYNC,

   /* GL_NV_conditional_render */
   OPCODE_BEGIN_CONDITIONAL_RENDER,
   OPCODE_END_CONDITIONAL_RENDER,

   /* ARB_timer_query */
   OPCODE_QUERY_COUNTER,

   /* ARB_transform_feedback3 */
   OPCODE_BEGIN_QUERY_INDEXED,
   OPCODE_END_QUERY_INDEXED,
   OPCODE_DRAW_TRANSFORM_FEEDBACK_STREAM,

   /* ARB_transform_feedback_instanced */
   OPCODE_DRAW_TRANSFORM_FEEDBACK_INSTANCED,
   OPCODE_DRAW_TRANSFORM_FEEDBACK_STREAM_INSTANCED,

   /* ARB_uniform_buffer_object */
   OPCODE_UNIFORM_BLOCK_BINDING,

   /* EXT_polygon_offset_clamp */
   OPCODE_POLYGON_OFFSET_CLAMP,

   /* EXT_window_rectangles */
   OPCODE_WINDOW_RECTANGLES,

   /* The following three are meta instructions */
   OPCODE_ERROR,                /* raise compiled-in error */
   OPCODE_CONTINUE,
   OPCODE_NOP,                  /* No-op (used for 8-byte alignment */
   OPCODE_END_OF_LIST,
   OPCODE_EXT_0
} OpCode;



/**
 * Display list node.
 *
 * Display list instructions are stored as sequences of "nodes".  Nodes
 * are allocated in blocks.  Each block has BLOCK_SIZE nodes.  Blocks
 * are linked together with a pointer.
 *
 * Each instruction in the display list is stored as a sequence of
 * contiguous nodes in memory.
 * Each node is the union of a variety of data types.
 *
 * Note, all of these members should be 4 bytes in size or less for the
 * sake of compact display lists.  We store 8-byte pointers in a pair of
 * these nodes using the save/get_pointer() functions below.
 */
union gl_dlist_node
{
   OpCode opcode;
   GLboolean b;
   GLbitfield bf;
   GLubyte ub;
   GLshort s;
   GLushort us;
   GLint i;
   GLuint ui;
   GLenum e;
   GLfloat f;
   GLsizei si;
};


typedef union gl_dlist_node Node;


/** How many 4-byte dwords to store a pointer */
#define POINTER_DWORDS (sizeof(void *) / 4)

/* We want to keep sizeof(union gl_dlist_node) == 4 to minimize
 * space for display lists.  The following types and functions are
 * used to help store 4- and 8-byte pointers in 1 or 2 dlist_nodes.
 */
union pointer
{
   void *ptr;
   GLuint dwords[POINTER_DWORDS];
};


/**
 * Save a 4 or 8-byte pointer at dest (and dest+1).
 */
static inline void
save_pointer(Node *dest, void *src)
{
   union pointer p;
   unsigned i;

   STATIC_ASSERT(POINTER_DWORDS == 1 || POINTER_DWORDS == 2);
   STATIC_ASSERT(sizeof(Node) == 4);

   p.ptr = src;

   for (i = 0; i < POINTER_DWORDS; i++)
      dest[i].ui = p.dwords[i];
}


/**
 * Retrieve a 4 or 8-byte pointer from node (node+1).
 */
static inline void *
get_pointer(const Node *node)
{
   union pointer p;
   unsigned i;

   for (i = 0; i < POINTER_DWORDS; i++)
      p.dwords[i] = node[i].ui;

   return p.ptr;
}


/**
 * Used to store a 64-bit uint in a pair of "Nodes" for the sake of 32-bit
 * environment.
 */
union uint64_pair
{
   GLuint64 uint64;
   GLuint uint32[2];
};


/**
 * How many nodes to allocate at a time.  Note that bulk vertex data
 * from glBegin/glVertex/glEnd primitives will typically wind up in
 * a VBO, and not directly in the display list itself.
 */
#define BLOCK_SIZE 256



/**
 * Number of nodes of storage needed for each instruction.
 * Sizes for dynamically allocated opcodes are stored in the context struct.
 */
static GLuint InstSize[OPCODE_END_OF_LIST + 1];


void mesa_print_display_list(GLuint list);


/**
 * Does the given display list only contain a single glBitmap call?
 */
static bool
is_bitmap_list(const struct gl_display_list *dlist)
{
   const Node *n = dlist->Head;
   if (n[0].opcode == OPCODE_BITMAP) {
      n += InstSize[OPCODE_BITMAP];
      if (n[0].opcode == OPCODE_END_OF_LIST)
         return true;
   }
   return false;
}


/**
 * Is the given display list an empty list?
 */
static bool
is_empty_list(const struct gl_display_list *dlist)
{
   const Node *n = dlist->Head;
   return n[0].opcode == OPCODE_END_OF_LIST;
}


/**
 * Delete/free a gl_bitmap_atlas.  Called during context tear-down.
 */
void
_mesa_delete_bitmap_atlas(struct gl_context *ctx, struct gl_bitmap_atlas *atlas)
{
   if (atlas->texObj) {
      ctx->Driver.DeleteTexture(ctx, atlas->texObj);
   }
   free(atlas->glyphs);
}


/**
 * Lookup a gl_bitmap_atlas by listBase ID.
 */
static struct gl_bitmap_atlas *
lookup_bitmap_atlas(struct gl_context *ctx, GLuint listBase)
{
   struct gl_bitmap_atlas *atlas;

   assert(listBase > 0);
   atlas = _mesa_HashLookup(ctx->Shared->BitmapAtlas, listBase);
   return atlas;
}


/**
 * Create new bitmap atlas and insert into hash table.
 */
static struct gl_bitmap_atlas *
alloc_bitmap_atlas(struct gl_context *ctx, GLuint listBase)
{
   struct gl_bitmap_atlas *atlas;

   assert(listBase > 0);
   assert(_mesa_HashLookup(ctx->Shared->BitmapAtlas, listBase) == NULL);

   atlas = calloc(1, sizeof(*atlas));
   if (atlas) {
      _mesa_HashInsert(ctx->Shared->BitmapAtlas, listBase, atlas);
   }

   return atlas;
}


/**
 * Try to build a bitmap atlas.  This involves examining a sequence of
 * display lists which contain glBitmap commands and putting the bitmap
 * images into a texture map (the atlas).
 * If we succeed, gl_bitmap_atlas::complete will be set to true.
 * If we fail, gl_bitmap_atlas::incomplete will be set to true.
 */
static void
build_bitmap_atlas(struct gl_context *ctx, struct gl_bitmap_atlas *atlas,
                   GLuint listBase)
{
   unsigned i, row_height = 0, xpos = 0, ypos = 0;
   GLubyte *map;
   GLint map_stride;

   assert(atlas);
   assert(!atlas->complete);
   assert(atlas->numBitmaps > 0);

   /* We use a rectangle texture (non-normalized coords) for the atlas */
   assert(ctx->Extensions.NV_texture_rectangle);
   assert(ctx->Const.MaxTextureRectSize >= 1024);

   atlas->texWidth = 1024;
   atlas->texHeight = 0;  /* determined below */

   atlas->glyphs = malloc(atlas->numBitmaps * sizeof(atlas->glyphs[0]));
   if (!atlas->glyphs) {
      /* give up */
      atlas->incomplete = true;
      return;
   }

   /* Loop over the display lists.  They should all contain a single glBitmap
    * call.  If not, bail out.  Also, compute the position and sizes of each
    * bitmap in the atlas to determine the texture atlas size.
    */
   for (i = 0; i < atlas->numBitmaps; i++) {
      const struct gl_display_list *list = _mesa_lookup_list(ctx, listBase + i);
      const Node *n;
      struct gl_bitmap_glyph *g = &atlas->glyphs[i];
      unsigned bitmap_width, bitmap_height;
      float bitmap_xmove, bitmap_ymove, bitmap_xorig, bitmap_yorig;

      if (!list || is_empty_list(list)) {
         /* stop here */
         atlas->numBitmaps = i;
         break;
      }

      if (!is_bitmap_list(list)) {
         /* This list does not contain exactly one glBitmap command. Give up. */
         atlas->incomplete = true;
         return;
      }

      /* get bitmap info from the display list command */
      n = list->Head;
      assert(n[0].opcode == OPCODE_BITMAP);
      bitmap_width = n[1].i;
      bitmap_height = n[2].i;
      bitmap_xorig = n[3].f;
      bitmap_yorig = n[4].f;
      bitmap_xmove = n[5].f;
      bitmap_ymove = n[6].f;

      if (xpos + bitmap_width > atlas->texWidth) {
         /* advance to the next row of the texture */
         xpos = 0;
         ypos += row_height;
         row_height = 0;
      }

      /* save the bitmap's position in the atlas */
      g->x = xpos;
      g->y = ypos;
      g->w = bitmap_width;
      g->h = bitmap_height;
      g->xorig = bitmap_xorig;
      g->yorig = bitmap_yorig;
      g->xmove = bitmap_xmove;
      g->ymove = bitmap_ymove;

      xpos += bitmap_width;

      /* keep track of tallest bitmap in the row */
      row_height = MAX2(row_height, bitmap_height);
   }

   /* Now we know the texture height */
   atlas->texHeight = ypos + row_height;

   if (atlas->texHeight == 0) {
      /* no glyphs found, give up */
      goto fail;
   }
   else if (atlas->texHeight > ctx->Const.MaxTextureRectSize) {
      /* too large, give up */
      goto fail;
   }

   /* Create atlas texture (texture ID is irrelevant) */
   atlas->texObj = ctx->Driver.NewTextureObject(ctx, 999, GL_TEXTURE_RECTANGLE);
   if (!atlas->texObj) {
      goto out_of_memory;
   }

   atlas->texObj->Sampler.MinFilter = GL_NEAREST;
   atlas->texObj->Sampler.MagFilter = GL_NEAREST;
   atlas->texObj->MaxLevel = 0;
   atlas->texObj->Immutable = GL_TRUE;

   atlas->texImage = _mesa_get_tex_image(ctx, atlas->texObj,
                                         GL_TEXTURE_RECTANGLE, 0);
   if (!atlas->texImage) {
      goto out_of_memory;
   }

   _mesa_init_teximage_fields(ctx, atlas->texImage,
                              atlas->texWidth, atlas->texHeight, 1, 0,
                              GL_ALPHA, MESA_FORMAT_A_UNORM8);

   /* alloc image storage */
   if (!ctx->Driver.AllocTextureImageBuffer(ctx, atlas->texImage)) {
      goto out_of_memory;
   }

   /* map teximage, load with bitmap glyphs */
   ctx->Driver.MapTextureImage(ctx, atlas->texImage, 0,
                               0, 0, atlas->texWidth, atlas->texHeight,
                               GL_MAP_WRITE_BIT, &map, &map_stride);
   if (!map) {
      goto out_of_memory;
   }

   /* Background/clear pixels are 0xff, foreground/set pixels are 0x0 */
   memset(map, 0xff, map_stride * atlas->texHeight);

   for (i = 0; i < atlas->numBitmaps; i++) {
      const struct gl_display_list *list = _mesa_lookup_list(ctx, listBase + i);
      const Node *n = list->Head;

      assert(n[0].opcode == OPCODE_BITMAP ||
             n[0].opcode == OPCODE_END_OF_LIST);

      if (n[0].opcode == OPCODE_BITMAP) {
         unsigned bitmap_width = n[1].i;
         unsigned bitmap_height = n[2].i;
         unsigned xpos = atlas->glyphs[i].x;
         unsigned ypos = atlas->glyphs[i].y;
         const void *bitmap_image = get_pointer(&n[7]);

         assert(atlas->glyphs[i].w == bitmap_width);
         assert(atlas->glyphs[i].h == bitmap_height);

         /* put the bitmap image into the texture image */
         _mesa_expand_bitmap(bitmap_width, bitmap_height,
                             &ctx->DefaultPacking, bitmap_image,
                             map + map_stride * ypos + xpos, /* dest addr */
                             map_stride, 0x0);
      }
   }

   ctx->Driver.UnmapTextureImage(ctx, atlas->texImage, 0);

   atlas->complete = true;

   return;

out_of_memory:
   _mesa_error(ctx, GL_OUT_OF_MEMORY, "Display list bitmap atlas");
fail:
   if (atlas->texObj) {
      ctx->Driver.DeleteTexture(ctx, atlas->texObj);
   }
   free(atlas->glyphs);
   atlas->glyphs = NULL;
   atlas->incomplete = true;
}


/**
 * Allocate a gl_display_list object with an initial block of storage.
 * \param count  how many display list nodes/tokens to allocate
 */
static struct gl_display_list *
make_list(GLuint name, GLuint count)
{
   struct gl_display_list *dlist = CALLOC_STRUCT(gl_display_list);
   dlist->Name = name;
   dlist->Head = malloc(sizeof(Node) * count);
   dlist->Head[0].opcode = OPCODE_END_OF_LIST;
   return dlist;
}


/**
 * Lookup function to just encapsulate casting.
 */
struct gl_display_list *
_mesa_lookup_list(struct gl_context *ctx, GLuint list)
{
   return (struct gl_display_list *)
      _mesa_HashLookup(ctx->Shared->DisplayList, list);
}


/** Is the given opcode an extension code? */
static inline GLboolean
is_ext_opcode(OpCode opcode)
{
   return (opcode >= OPCODE_EXT_0);
}


/** Destroy an extended opcode instruction */
static GLint
ext_opcode_destroy(struct gl_context *ctx, Node *node)
{
   const GLint i = node[0].opcode - OPCODE_EXT_0;
   GLint step;
   ctx->ListExt->Opcode[i].Destroy(ctx, &node[1]);
   step = ctx->ListExt->Opcode[i].Size;
   return step;
}


/** Execute an extended opcode instruction */
static GLint
ext_opcode_execute(struct gl_context *ctx, Node *node)
{
   const GLint i = node[0].opcode - OPCODE_EXT_0;
   GLint step;
   ctx->ListExt->Opcode[i].Execute(ctx, &node[1]);
   step = ctx->ListExt->Opcode[i].Size;
   return step;
}


/** Print an extended opcode instruction */
static GLint
ext_opcode_print(struct gl_context *ctx, Node *node, FILE *f)
{
   const GLint i = node[0].opcode - OPCODE_EXT_0;
   GLint step;
   ctx->ListExt->Opcode[i].Print(ctx, &node[1], f);
   step = ctx->ListExt->Opcode[i].Size;
   return step;
}


/**
 * Delete the named display list, but don't remove from hash table.
 * \param dlist - display list pointer
 */
void
_mesa_delete_list(struct gl_context *ctx, struct gl_display_list *dlist)
{
   Node *n, *block;
   GLboolean done;

   n = block = dlist->Head;

   done = block ? GL_FALSE : GL_TRUE;
   while (!done) {
      const OpCode opcode = n[0].opcode;

      /* check for extension opcodes first */
      if (is_ext_opcode(opcode)) {
         n += ext_opcode_destroy(ctx, n);
      }
      else {
         switch (opcode) {
            /* for some commands, we need to free malloc'd memory */
         case OPCODE_MAP1:
            free(get_pointer(&n[6]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_MAP2:
            free(get_pointer(&n[10]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_CALL_LISTS:
            free(get_pointer(&n[3]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_DRAW_PIXELS:
            free(get_pointer(&n[5]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_BITMAP:
            free(get_pointer(&n[7]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_POLYGON_STIPPLE:
            free(get_pointer(&n[1]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_TEX_IMAGE1D:
            free(get_pointer(&n[8]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_TEX_IMAGE2D:
            free(get_pointer(&n[9]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_TEX_IMAGE3D:
            free(get_pointer(&n[10]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_TEX_SUB_IMAGE1D:
            free(get_pointer(&n[7]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_TEX_SUB_IMAGE2D:
            free(get_pointer(&n[9]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_TEX_SUB_IMAGE3D:
            free(get_pointer(&n[11]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_COMPRESSED_TEX_IMAGE_1D:
            free(get_pointer(&n[7]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_COMPRESSED_TEX_IMAGE_2D:
            free(get_pointer(&n[8]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_COMPRESSED_TEX_IMAGE_3D:
            free(get_pointer(&n[9]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_COMPRESSED_TEX_SUB_IMAGE_1D:
            free(get_pointer(&n[7]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_COMPRESSED_TEX_SUB_IMAGE_2D:
            free(get_pointer(&n[9]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_COMPRESSED_TEX_SUB_IMAGE_3D:
            free(get_pointer(&n[11]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_PROGRAM_STRING_ARB:
            free(get_pointer(&n[4]));      /* program string */
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_UNIFORM_1FV:
         case OPCODE_UNIFORM_2FV:
         case OPCODE_UNIFORM_3FV:
         case OPCODE_UNIFORM_4FV:
         case OPCODE_UNIFORM_1IV:
         case OPCODE_UNIFORM_2IV:
         case OPCODE_UNIFORM_3IV:
         case OPCODE_UNIFORM_4IV:
         case OPCODE_UNIFORM_1UIV:
         case OPCODE_UNIFORM_2UIV:
         case OPCODE_UNIFORM_3UIV:
         case OPCODE_UNIFORM_4UIV:
            free(get_pointer(&n[3]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_UNIFORM_MATRIX22:
         case OPCODE_UNIFORM_MATRIX33:
         case OPCODE_UNIFORM_MATRIX44:
         case OPCODE_UNIFORM_MATRIX24:
         case OPCODE_UNIFORM_MATRIX42:
         case OPCODE_UNIFORM_MATRIX23:
         case OPCODE_UNIFORM_MATRIX32:
         case OPCODE_UNIFORM_MATRIX34:
         case OPCODE_UNIFORM_MATRIX43:
            free(get_pointer(&n[4]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_PROGRAM_UNIFORM_1FV:
         case OPCODE_PROGRAM_UNIFORM_2FV:
         case OPCODE_PROGRAM_UNIFORM_3FV:
         case OPCODE_PROGRAM_UNIFORM_4FV:
         case OPCODE_PROGRAM_UNIFORM_1IV:
         case OPCODE_PROGRAM_UNIFORM_2IV:
         case OPCODE_PROGRAM_UNIFORM_3IV:
         case OPCODE_PROGRAM_UNIFORM_4IV:
         case OPCODE_PROGRAM_UNIFORM_1UIV:
         case OPCODE_PROGRAM_UNIFORM_2UIV:
         case OPCODE_PROGRAM_UNIFORM_3UIV:
         case OPCODE_PROGRAM_UNIFORM_4UIV:
            free(get_pointer(&n[4]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_PROGRAM_UNIFORM_MATRIX22F:
         case OPCODE_PROGRAM_UNIFORM_MATRIX33F:
         case OPCODE_PROGRAM_UNIFORM_MATRIX44F:
         case OPCODE_PROGRAM_UNIFORM_MATRIX24F:
         case OPCODE_PROGRAM_UNIFORM_MATRIX42F:
         case OPCODE_PROGRAM_UNIFORM_MATRIX23F:
         case OPCODE_PROGRAM_UNIFORM_MATRIX32F:
         case OPCODE_PROGRAM_UNIFORM_MATRIX34F:
         case OPCODE_PROGRAM_UNIFORM_MATRIX43F:
            free(get_pointer(&n[5]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_PIXEL_MAP:
            free(get_pointer(&n[3]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_WINDOW_RECTANGLES:
            free(get_pointer(&n[3]));
            n += InstSize[n[0].opcode];
            break;
         case OPCODE_CONTINUE:
            n = (Node *) get_pointer(&n[1]);
            free(block);
            block = n;
            break;
         case OPCODE_END_OF_LIST:
            free(block);
            done = GL_TRUE;
            break;
         default:
            /* Most frequent case */
            n += InstSize[n[0].opcode];
            break;
         }
      }
   }

   free(dlist->Label);
   free(dlist);
}


/**
 * Called by _mesa_HashWalk() to check if a display list which is being
 * deleted belongs to a bitmap texture atlas.
 */
static void
check_atlas_for_deleted_list(GLuint atlas_id, void *data, void *userData)
{
   struct gl_bitmap_atlas *atlas = (struct gl_bitmap_atlas *) data;
   GLuint list_id = *((GLuint *) userData);  /* the list being deleted */

   /* See if the list_id falls in the range contained in this texture atlas */
   if (atlas->complete &&
       list_id >= atlas_id &&
       list_id < atlas_id + atlas->numBitmaps) {
      /* Mark the atlas as incomplete so it doesn't get used.  But don't
       * delete it yet since we don't want to try to recreate it in the next
       * glCallLists.
       */
      atlas->complete = false;
      atlas->incomplete = true;
   }
}


/**
 * Destroy a display list and remove from hash table.
 * \param list - display list number
 */
static void
destroy_list(struct gl_context *ctx, GLuint list)
{
   struct gl_display_list *dlist;

   if (list == 0)
      return;

   dlist = _mesa_lookup_list(ctx, list);
   if (!dlist)
      return;

   if (is_bitmap_list(dlist)) {
      /* If we're destroying a simple glBitmap display list, there's a
       * chance that we're destroying a bitmap image that's in a texture
       * atlas.  Examine all atlases to see if that's the case.  There's
       * usually few (if any) atlases so this isn't expensive.
       */
      _mesa_HashWalk(ctx->Shared->BitmapAtlas,
                     check_atlas_for_deleted_list, &list);
   }

   _mesa_delete_list(ctx, dlist);
   _mesa_HashRemove(ctx->Shared->DisplayList, list);
}


/*
 * Translate the nth element of list from <type> to GLint.
 */
static GLint
translate_id(GLsizei n, GLenum type, const GLvoid * list)
{
   GLbyte *bptr;
   GLubyte *ubptr;
   GLshort *sptr;
   GLushort *usptr;
   GLint *iptr;
   GLuint *uiptr;
   GLfloat *fptr;

   switch (type) {
   case GL_BYTE:
      bptr = (GLbyte *) list;
      return (GLint) bptr[n];
   case GL_UNSIGNED_BYTE:
      ubptr = (GLubyte *) list;
      return (GLint) ubptr[n];
   case GL_SHORT:
      sptr = (GLshort *) list;
      return (GLint) sptr[n];
   case GL_UNSIGNED_SHORT:
      usptr = (GLushort *) list;
      return (GLint) usptr[n];
   case GL_INT:
      iptr = (GLint *) list;
      return iptr[n];
   case GL_UNSIGNED_INT:
      uiptr = (GLuint *) list;
      return (GLint) uiptr[n];
   case GL_FLOAT:
      fptr = (GLfloat *) list;
      return (GLint) floorf(fptr[n]);
   case GL_2_BYTES:
      ubptr = ((GLubyte *) list) + 2 * n;
      return (GLint) ubptr[0] * 256
           + (GLint) ubptr[1];
   case GL_3_BYTES:
      ubptr = ((GLubyte *) list) + 3 * n;
      return (GLint) ubptr[0] * 65536
           + (GLint) ubptr[1] * 256
           + (GLint) ubptr[2];
   case GL_4_BYTES:
      ubptr = ((GLubyte *) list) + 4 * n;
      return (GLint) ubptr[0] * 16777216
           + (GLint) ubptr[1] * 65536
           + (GLint) ubptr[2] * 256
           + (GLint) ubptr[3];
   default:
      return 0;
   }
}


/**
 * Wrapper for _mesa_unpack_image/bitmap() that handles pixel buffer objects.
 * If width < 0 or height < 0 or format or type are invalid we'll just
 * return NULL.  We will not generate an error since OpenGL command
 * arguments aren't error-checked until the command is actually executed
 * (not when they're compiled).
 * But if we run out of memory, GL_OUT_OF_MEMORY will be recorded.
 */
static GLvoid *
unpack_image(struct gl_context *ctx, GLuint dimensions,
             GLsizei width, GLsizei height, GLsizei depth,
             GLenum format, GLenum type, const GLvoid * pixels,
             const struct gl_pixelstore_attrib *unpack)
{
   if (width <= 0 || height <= 0) {
      return NULL;
   }

   if (_mesa_bytes_per_pixel(format, type) < 0) {
      /* bad format and/or type */
      return NULL;
   }

   if (!_mesa_is_bufferobj(unpack->BufferObj)) {
      /* no PBO */
      GLvoid *image;

      image = _mesa_unpack_image(dimensions, width, height, depth,
                                 format, type, pixels, unpack);
      if (pixels && !image) {
         _mesa_error(ctx, GL_OUT_OF_MEMORY, "display list construction");
      }
      return image;
   }
   else if (_mesa_validate_pbo_access(dimensions, unpack, width, height,
                                      depth, format, type, INT_MAX, pixels)) {
      const GLubyte *map, *src;
      GLvoid *image;

      map = (GLubyte *)
         ctx->Driver.MapBufferRange(ctx, 0, unpack->BufferObj->Size,
                                    GL_MAP_READ_BIT, unpack->BufferObj,
                                    MAP_INTERNAL);
      if (!map) {
         /* unable to map src buffer! */
         _mesa_error(ctx, GL_INVALID_OPERATION, "unable to map PBO");
         return NULL;
      }

      src = ADD_POINTERS(map, pixels);
      image = _mesa_unpack_image(dimensions, width, height, depth,
                                 format, type, src, unpack);

      ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj, MAP_INTERNAL);

      if (!image) {
         _mesa_error(ctx, GL_OUT_OF_MEMORY, "display list construction");
      }
      return image;
   }

   /* bad access! */
   _mesa_error(ctx, GL_INVALID_OPERATION, "invalid PBO access");
   return NULL;
}


/** Return copy of memory */
static void *
memdup(const void *src, GLsizei bytes)
{
   void *b = bytes >= 0 ? malloc(bytes) : NULL;
   if (b)
      memcpy(b, src, bytes);
   return b;
}


/**
 * Allocate space for a display list instruction (opcode + payload space).
 * \param opcode  the instruction opcode (OPCODE_* value)
 * \param bytes   instruction payload size (not counting opcode)
 * \param align8  does the payload need to be 8-byte aligned?
 *                This is only relevant in 64-bit environments.
 * \return pointer to allocated memory (the payload will be at pointer+1)
 */
static Node *
dlist_alloc(struct gl_context *ctx, OpCode opcode, GLuint bytes, bool align8)
{
   const GLuint numNodes = 1 + (bytes + sizeof(Node) - 1) / sizeof(Node);
   const GLuint contNodes = 1 + POINTER_DWORDS;  /* size of continue info */
   GLuint nopNode;
   Node *n;

   if (opcode < OPCODE_EXT_0) {
      if (InstSize[opcode] == 0) {
         /* save instruction size now */
         InstSize[opcode] = numNodes;
      }
      else {
         /* make sure instruction size agrees */
         assert(numNodes == InstSize[opcode]);
      }
   }

   if (sizeof(void *) > sizeof(Node) && align8
       && ctx->ListState.CurrentPos % 2 == 0) {
      /* The opcode would get placed at node[0] and the payload would start
       * at node[1].  But the payload needs to be at an even offset (8-byte
       * multiple).
       */
      nopNode = 1;
   }
   else {
      nopNode = 0;
   }

   if (ctx->ListState.CurrentPos + nopNode + numNodes + contNodes
       > BLOCK_SIZE) {
      /* This block is full.  Allocate a new block and chain to it */
      Node *newblock;
      n = ctx->ListState.CurrentBlock + ctx->ListState.CurrentPos;
      n[0].opcode = OPCODE_CONTINUE;
      newblock = malloc(sizeof(Node) * BLOCK_SIZE);
      if (!newblock) {
         _mesa_error(ctx, GL_OUT_OF_MEMORY, "Building display list");
         return NULL;
      }

      /* a fresh block should be 8-byte aligned on 64-bit systems */
      assert(((GLintptr) newblock) % sizeof(void *) == 0);

      save_pointer(&n[1], newblock);
      ctx->ListState.CurrentBlock = newblock;
      ctx->ListState.CurrentPos = 0;

      /* Display list nodes are always 4 bytes.  If we need 8-byte alignment
       * we have to insert a NOP so that the payload of the real opcode lands
       * on an even location:
       *   node[0] = OPCODE_NOP
       *   node[1] = OPCODE_x;
       *   node[2] = start of payload
       */
      nopNode = sizeof(void *) > sizeof(Node) && align8;
   }

   n = ctx->ListState.CurrentBlock + ctx->ListState.CurrentPos;
   if (nopNode) {
      assert(ctx->ListState.CurrentPos % 2 == 0); /* even value */
      n[0].opcode = OPCODE_NOP;
      n++;
      /* The "real" opcode will now be at an odd location and the payload
       * will be at an even location.
       */
   }
   ctx->ListState.CurrentPos += nopNode + numNodes;

   n[0].opcode = opcode;

   return n;
}



/**
 * Allocate space for a display list instruction.  Used by callers outside
 * this file for things like VBO vertex data.
 *
 * \param opcode  the instruction opcode (OPCODE_* value)
 * \param bytes   instruction size in bytes, not counting opcode.
 * \return pointer to the usable data area (not including the internal
 *         opcode).
 */
void *
_mesa_dlist_alloc(struct gl_context *ctx, GLuint opcode, GLuint bytes)
{
   Node *n = dlist_alloc(ctx, (OpCode) opcode, bytes, false);
   if (n)
      return n + 1;  /* return pointer to payload area, after opcode */
   else
      return NULL;
}


/**
 * Same as _mesa_dlist_alloc(), but return a pointer which is 8-byte
 * aligned in 64-bit environments, 4-byte aligned otherwise.
 */
void *
_mesa_dlist_alloc_aligned(struct gl_context *ctx, GLuint opcode, GLuint bytes)
{
   Node *n = dlist_alloc(ctx, (OpCode) opcode, bytes, true);
   if (n)
      return n + 1;  /* return pointer to payload area, after opcode */
   else
      return NULL;
}


/**
 * This function allows modules and drivers to get their own opcodes
 * for extending display list functionality.
 * \param ctx  the rendering context
 * \param size  number of bytes for storing the new display list command
 * \param execute  function to execute the new display list command
 * \param destroy  function to destroy the new display list command
 * \param print  function to print the new display list command
 * \return  the new opcode number or -1 if error
 */
GLint
_mesa_dlist_alloc_opcode(struct gl_context *ctx,
                         GLuint size,
                         void (*execute) (struct gl_context *, void *),
                         void (*destroy) (struct gl_context *, void *),
                         void (*print) (struct gl_context *, void *, FILE *))
{
   if (ctx->ListExt->NumOpcodes < MAX_DLIST_EXT_OPCODES) {
      const GLuint i = ctx->ListExt->NumOpcodes++;
      ctx->ListExt->Opcode[i].Size =
         1 + (size + sizeof(Node) - 1) / sizeof(Node);
      ctx->ListExt->Opcode[i].Execute = execute;
      ctx->ListExt->Opcode[i].Destroy = destroy;
      ctx->ListExt->Opcode[i].Print = print;
      return i + OPCODE_EXT_0;
   }
   return -1;
}


/**
 * Allocate space for a display list instruction.  The space is basically
 * an array of Nodes where node[0] holds the opcode, node[1] is the first
 * function parameter, node[2] is the second parameter, etc.
 *
 * \param opcode  one of OPCODE_x
 * \param nparams  number of function parameters
 * \return  pointer to start of instruction space
 */
static inline Node *
alloc_instruction(struct gl_context *ctx, OpCode opcode, GLuint nparams)
{
   return dlist_alloc(ctx, opcode, nparams * sizeof(Node), false);
}


/**
 * Called by EndList to try to reduce memory used for the list.
 */
static void
trim_list(struct gl_context *ctx)
{
   /* If the list we're ending only has one allocated block of nodes/tokens
    * and its size isn't a full block size, realloc the block to use less
    * memory.  This is important for apps that create many small display
    * lists and apps that use glXUseXFont (many lists each containing one
    * glBitmap call).
    * Note: we currently only trim display lists that allocated one block
    * of tokens.  That hits the short list case which is what we're mainly
    * concerned with.  Trimming longer lists would involve traversing the
    * linked list of blocks.
    */
   struct gl_dlist_state *list = &ctx->ListState;

   if ((list->CurrentList->Head == list->CurrentBlock) &&
       (list->CurrentPos < BLOCK_SIZE)) {
      /* There's only one block and it's not full, so realloc */
      GLuint newSize = list->CurrentPos * sizeof(Node);
      list->CurrentList->Head =
      list->CurrentBlock = realloc(list->CurrentBlock, newSize);
      if (!list->CurrentBlock) {
         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glEndList");
      }
   }
}



/*
 * Display List compilation functions
 */
static void GLAPIENTRY
save_Accum(GLenum op, GLfloat value)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_ACCUM, 2);
   if (n) {
      n[1].e = op;
      n[2].f = value;
   }
   if (ctx->ExecuteFlag) {
      CALL_Accum(ctx->Exec, (op, value));
   }
}


static void GLAPIENTRY
save_AlphaFunc(GLenum func, GLclampf ref)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_ALPHA_FUNC, 2);
   if (n) {
      n[1].e = func;
      n[2].f = (GLfloat) ref;
   }
   if (ctx->ExecuteFlag) {
      CALL_AlphaFunc(ctx->Exec, (func, ref));
   }
}


static void GLAPIENTRY
save_BindTexture(GLenum target, GLuint texture)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BIND_TEXTURE, 2);
   if (n) {
      n[1].e = target;
      n[2].ui = texture;
   }
   if (ctx->ExecuteFlag) {
      CALL_BindTexture(ctx->Exec, (target, texture));
   }
}


static void GLAPIENTRY
save_Bitmap(GLsizei width, GLsizei height,
            GLfloat xorig, GLfloat yorig,
            GLfloat xmove, GLfloat ymove, const GLubyte * pixels)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BITMAP, 6 + POINTER_DWORDS);
   if (n) {
      n[1].i = (GLint) width;
      n[2].i = (GLint) height;
      n[3].f = xorig;
      n[4].f = yorig;
      n[5].f = xmove;
      n[6].f = ymove;
      save_pointer(&n[7],
                   unpack_image(ctx, 2, width, height, 1, GL_COLOR_INDEX,
                                GL_BITMAP, pixels, &ctx->Unpack));
   }
   if (ctx->ExecuteFlag) {
      CALL_Bitmap(ctx->Exec, (width, height,
                              xorig, yorig, xmove, ymove, pixels));
   }
}


static void GLAPIENTRY
save_BlendEquation(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLEND_EQUATION, 1);
   if (n) {
      n[1].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlendEquation(ctx->Exec, (mode));
   }
}


static void GLAPIENTRY
save_BlendEquationSeparateEXT(GLenum modeRGB, GLenum modeA)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLEND_EQUATION_SEPARATE, 2);
   if (n) {
      n[1].e = modeRGB;
      n[2].e = modeA;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlendEquationSeparate(ctx->Exec, (modeRGB, modeA));
   }
}


static void GLAPIENTRY
save_BlendFuncSeparateEXT(GLenum sfactorRGB, GLenum dfactorRGB,
                          GLenum sfactorA, GLenum dfactorA)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLEND_FUNC_SEPARATE, 4);
   if (n) {
      n[1].e = sfactorRGB;
      n[2].e = dfactorRGB;
      n[3].e = sfactorA;
      n[4].e = dfactorA;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlendFuncSeparate(ctx->Exec,
                                (sfactorRGB, dfactorRGB, sfactorA, dfactorA));
   }
}


static void GLAPIENTRY
save_BlendFunc(GLenum srcfactor, GLenum dstfactor)
{
   save_BlendFuncSeparateEXT(srcfactor, dstfactor, srcfactor, dstfactor);
}


static void GLAPIENTRY
save_BlendColor(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLEND_COLOR, 4);
   if (n) {
      n[1].f = red;
      n[2].f = green;
      n[3].f = blue;
      n[4].f = alpha;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlendColor(ctx->Exec, (red, green, blue, alpha));
   }
}

/* GL_ARB_draw_buffers_blend */
static void GLAPIENTRY
save_BlendFuncSeparatei(GLuint buf, GLenum sfactorRGB, GLenum dfactorRGB,
                        GLenum sfactorA, GLenum dfactorA)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLEND_FUNC_SEPARATE_I, 5);
   if (n) {
      n[1].ui = buf;
      n[2].e = sfactorRGB;
      n[3].e = dfactorRGB;
      n[4].e = sfactorA;
      n[5].e = dfactorA;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlendFuncSeparateiARB(ctx->Exec, (buf, sfactorRGB, dfactorRGB,
                                             sfactorA, dfactorA));
   }
}

/* GL_ARB_draw_buffers_blend */
static void GLAPIENTRY
save_BlendFunci(GLuint buf, GLenum sfactor, GLenum dfactor)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLEND_FUNC_I, 3);
   if (n) {
      n[1].ui = buf;
      n[2].e = sfactor;
      n[3].e = dfactor;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlendFunciARB(ctx->Exec, (buf, sfactor, dfactor));
   }
}

/* GL_ARB_draw_buffers_blend */
static void GLAPIENTRY
save_BlendEquationi(GLuint buf, GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLEND_EQUATION_I, 2);
   if (n) {
      n[1].ui = buf;
      n[2].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlendEquationiARB(ctx->Exec, (buf, mode));
   }
}

/* GL_ARB_draw_buffers_blend */
static void GLAPIENTRY
save_BlendEquationSeparatei(GLuint buf, GLenum modeRGB, GLenum modeA)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLEND_EQUATION_SEPARATE_I, 3);
   if (n) {
      n[1].ui = buf;
      n[2].e = modeRGB;
      n[3].e = modeA;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlendEquationSeparateiARB(ctx->Exec, (buf, modeRGB, modeA));
   }
}


/* GL_ARB_draw_instanced. */
static void GLAPIENTRY
save_DrawArraysInstancedARB(UNUSED GLenum mode,
                            UNUSED GLint first,
                            UNUSED GLsizei count,
                            UNUSED GLsizei primcount)
{
   GET_CURRENT_CONTEXT(ctx);
   _mesa_error(ctx, GL_INVALID_OPERATION,
               "glDrawArraysInstanced() during display list compile");
}

static void GLAPIENTRY
save_DrawElementsInstancedARB(UNUSED GLenum mode,
                              UNUSED GLsizei count,
                              UNUSED GLenum type,
                              UNUSED const GLvoid *indices,
                              UNUSED GLsizei primcount)
{
   GET_CURRENT_CONTEXT(ctx);
   _mesa_error(ctx, GL_INVALID_OPERATION,
               "glDrawElementsInstanced() during display list compile");
}

static void GLAPIENTRY
save_DrawElementsInstancedBaseVertexARB(UNUSED GLenum mode,
                                        UNUSED GLsizei count,
                                        UNUSED GLenum type,
                                        UNUSED const GLvoid *indices,
                                        UNUSED GLsizei primcount,
                                        UNUSED GLint basevertex)
{
   GET_CURRENT_CONTEXT(ctx);
   _mesa_error(ctx, GL_INVALID_OPERATION,
               "glDrawElementsInstancedBaseVertex() during display list compile");
}

/* GL_ARB_base_instance. */
static void GLAPIENTRY
save_DrawArraysInstancedBaseInstance(UNUSED GLenum mode,
                                     UNUSED GLint first,
                                     UNUSED GLsizei count,
                                     UNUSED GLsizei primcount,
                                     UNUSED GLuint baseinstance)
{
   GET_CURRENT_CONTEXT(ctx);
   _mesa_error(ctx, GL_INVALID_OPERATION,
               "glDrawArraysInstancedBaseInstance() during display list compile");
}

static void APIENTRY
save_DrawElementsInstancedBaseInstance(UNUSED GLenum mode,
                                       UNUSED GLsizei count,
                                       UNUSED GLenum type,
                                       UNUSED const void *indices,
                                       UNUSED GLsizei primcount,
                                       UNUSED GLuint baseinstance)
{
   GET_CURRENT_CONTEXT(ctx);
   _mesa_error(ctx, GL_INVALID_OPERATION,
               "glDrawElementsInstancedBaseInstance() during display list compile");
}

static void APIENTRY
save_DrawElementsInstancedBaseVertexBaseInstance(UNUSED GLenum mode,
                                                 UNUSED GLsizei count,
                                                 UNUSED GLenum type,
                                                 UNUSED const void *indices,
                                                 UNUSED GLsizei primcount,
                                                 UNUSED GLint basevertex,
                                                 UNUSED GLuint baseinstance)
{
   GET_CURRENT_CONTEXT(ctx);
   _mesa_error(ctx, GL_INVALID_OPERATION,
               "glDrawElementsInstancedBaseVertexBaseInstance() during display list compile");
}


/**
 * While building a display list we cache some OpenGL state.
 * Under some circumstances we need to invalidate that state (immediately
 * when we start compiling a list, or after glCallList(s)).
 */
static void
invalidate_saved_current_state(struct gl_context *ctx)
{
   GLint i;

   for (i = 0; i < VERT_ATTRIB_MAX; i++)
      ctx->ListState.ActiveAttribSize[i] = 0;

   for (i = 0; i < MAT_ATTRIB_MAX; i++)
      ctx->ListState.ActiveMaterialSize[i] = 0;

   memset(&ctx->ListState.Current, 0, sizeof ctx->ListState.Current);

   ctx->Driver.CurrentSavePrimitive = PRIM_UNKNOWN;
}


static void GLAPIENTRY
save_CallList(GLuint list)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);

   n = alloc_instruction(ctx, OPCODE_CALL_LIST, 1);
   if (n) {
      n[1].ui = list;
   }

   /* After this, we don't know what state we're in.  Invalidate all
    * cached information previously gathered:
    */
   invalidate_saved_current_state( ctx );

   if (ctx->ExecuteFlag) {
      _mesa_CallList(list);
   }
}


static void GLAPIENTRY
save_CallLists(GLsizei num, GLenum type, const GLvoid * lists)
{
   GET_CURRENT_CONTEXT(ctx);
   unsigned type_size;
   Node *n;
   void *lists_copy;

   SAVE_FLUSH_VERTICES(ctx);

   switch (type) {
   case GL_BYTE:
   case GL_UNSIGNED_BYTE:
      type_size = 1;
      break;
   case GL_SHORT:
   case GL_UNSIGNED_SHORT:
   case GL_2_BYTES:
      type_size = 2;
      break;
   case GL_3_BYTES:
      type_size = 3;
      break;
   case GL_INT:
   case GL_UNSIGNED_INT:
   case GL_FLOAT:
   case GL_4_BYTES:
      type_size = 4;
      break;
   default:
      type_size = 0;
   }

   if (num > 0 && type_size > 0) {
      /* create a copy of the array of list IDs to save in the display list */
      lists_copy = memdup(lists, num * type_size);
   } else {
      lists_copy = NULL;
   }

   n = alloc_instruction(ctx, OPCODE_CALL_LISTS, 2 + POINTER_DWORDS);
   if (n) {
      n[1].i = num;
      n[2].e = type;
      save_pointer(&n[3], lists_copy);
   }

   /* After this, we don't know what state we're in.  Invalidate all
    * cached information previously gathered:
    */
   invalidate_saved_current_state( ctx );

   if (ctx->ExecuteFlag) {
      CALL_CallLists(ctx->Exec, (num, type, lists));
   }
}


static void GLAPIENTRY
save_Clear(GLbitfield mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR, 1);
   if (n) {
      n[1].bf = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_Clear(ctx->Exec, (mask));
   }
}


static void GLAPIENTRY
save_ClearBufferiv(GLenum buffer, GLint drawbuffer, const GLint *value)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_BUFFER_IV, 6);
   if (n) {
      n[1].e = buffer;
      n[2].i = drawbuffer;
      n[3].i = value[0];
      if (buffer == GL_COLOR) {
         n[4].i = value[1];
         n[5].i = value[2];
         n[6].i = value[3];
      }
      else {
         n[4].i = 0;
         n[5].i = 0;
         n[6].i = 0;
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearBufferiv(ctx->Exec, (buffer, drawbuffer, value));
   }
}


static void GLAPIENTRY
save_ClearBufferuiv(GLenum buffer, GLint drawbuffer, const GLuint *value)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_BUFFER_UIV, 6);
   if (n) {
      n[1].e = buffer;
      n[2].i = drawbuffer;
      n[3].ui = value[0];
      if (buffer == GL_COLOR) {
         n[4].ui = value[1];
         n[5].ui = value[2];
         n[6].ui = value[3];
      }
      else {
         n[4].ui = 0;
         n[5].ui = 0;
         n[6].ui = 0;
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearBufferuiv(ctx->Exec, (buffer, drawbuffer, value));
   }
}


static void GLAPIENTRY
save_ClearBufferfv(GLenum buffer, GLint drawbuffer, const GLfloat *value)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_BUFFER_FV, 6);
   if (n) {
      n[1].e = buffer;
      n[2].i = drawbuffer;
      n[3].f = value[0];
      if (buffer == GL_COLOR) {
         n[4].f = value[1];
         n[5].f = value[2];
         n[6].f = value[3];
      }
      else {
         n[4].f = 0.0F;
         n[5].f = 0.0F;
         n[6].f = 0.0F;
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearBufferfv(ctx->Exec, (buffer, drawbuffer, value));
   }
}


static void GLAPIENTRY
save_ClearBufferfi(GLenum buffer, GLint drawbuffer,
                   GLfloat depth, GLint stencil)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_BUFFER_FI, 4);
   if (n) {
      n[1].e = buffer;
      n[2].i = drawbuffer;
      n[3].f = depth;
      n[4].i = stencil;
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearBufferfi(ctx->Exec, (buffer, drawbuffer, depth, stencil));
   }
}


static void GLAPIENTRY
save_ClearAccum(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_ACCUM, 4);
   if (n) {
      n[1].f = red;
      n[2].f = green;
      n[3].f = blue;
      n[4].f = alpha;
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearAccum(ctx->Exec, (red, green, blue, alpha));
   }
}


static void GLAPIENTRY
save_ClearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_COLOR, 4);
   if (n) {
      n[1].f = red;
      n[2].f = green;
      n[3].f = blue;
      n[4].f = alpha;
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearColor(ctx->Exec, (red, green, blue, alpha));
   }
}


static void GLAPIENTRY
save_ClearDepth(GLclampd depth)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_DEPTH, 1);
   if (n) {
      n[1].f = (GLfloat) depth;
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearDepth(ctx->Exec, (depth));
   }
}


static void GLAPIENTRY
save_ClearIndex(GLfloat c)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_INDEX, 1);
   if (n) {
      n[1].f = c;
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearIndex(ctx->Exec, (c));
   }
}


static void GLAPIENTRY
save_ClearStencil(GLint s)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLEAR_STENCIL, 1);
   if (n) {
      n[1].i = s;
   }
   if (ctx->ExecuteFlag) {
      CALL_ClearStencil(ctx->Exec, (s));
   }
}


static void GLAPIENTRY
save_ClipPlane(GLenum plane, const GLdouble * equ)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CLIP_PLANE, 5);
   if (n) {
      n[1].e = plane;
      n[2].f = (GLfloat) equ[0];
      n[3].f = (GLfloat) equ[1];
      n[4].f = (GLfloat) equ[2];
      n[5].f = (GLfloat) equ[3];
   }
   if (ctx->ExecuteFlag) {
      CALL_ClipPlane(ctx->Exec, (plane, equ));
   }
}



static void GLAPIENTRY
save_ColorMask(GLboolean red, GLboolean green,
               GLboolean blue, GLboolean alpha)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_COLOR_MASK, 4);
   if (n) {
      n[1].b = red;
      n[2].b = green;
      n[3].b = blue;
      n[4].b = alpha;
   }
   if (ctx->ExecuteFlag) {
      CALL_ColorMask(ctx->Exec, (red, green, blue, alpha));
   }
}


static void GLAPIENTRY
save_ColorMaskIndexed(GLuint buf, GLboolean red, GLboolean green,
                      GLboolean blue, GLboolean alpha)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_COLOR_MASK_INDEXED, 5);
   if (n) {
      n[1].ui = buf;
      n[2].b = red;
      n[3].b = green;
      n[4].b = blue;
      n[5].b = alpha;
   }
   if (ctx->ExecuteFlag) {
      /*CALL_ColorMaski(ctx->Exec, (buf, red, green, blue, alpha));*/
   }
}


static void GLAPIENTRY
save_ColorMaterial(GLenum face, GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_COLOR_MATERIAL, 2);
   if (n) {
      n[1].e = face;
      n[2].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_ColorMaterial(ctx->Exec, (face, mode));
   }
}


static void GLAPIENTRY
save_CopyPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum type)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_COPY_PIXELS, 5);
   if (n) {
      n[1].i = x;
      n[2].i = y;
      n[3].i = (GLint) width;
      n[4].i = (GLint) height;
      n[5].e = type;
   }
   if (ctx->ExecuteFlag) {
      CALL_CopyPixels(ctx->Exec, (x, y, width, height, type));
   }
}



static void GLAPIENTRY
save_CopyTexImage1D(GLenum target, GLint level, GLenum internalformat,
                    GLint x, GLint y, GLsizei width, GLint border)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_COPY_TEX_IMAGE1D, 7);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].e = internalformat;
      n[4].i = x;
      n[5].i = y;
      n[6].i = width;
      n[7].i = border;
   }
   if (ctx->ExecuteFlag) {
      CALL_CopyTexImage1D(ctx->Exec, (target, level, internalformat,
                                      x, y, width, border));
   }
}


static void GLAPIENTRY
save_CopyTexImage2D(GLenum target, GLint level,
                    GLenum internalformat,
                    GLint x, GLint y, GLsizei width,
                    GLsizei height, GLint border)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_COPY_TEX_IMAGE2D, 8);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].e = internalformat;
      n[4].i = x;
      n[5].i = y;
      n[6].i = width;
      n[7].i = height;
      n[8].i = border;
   }
   if (ctx->ExecuteFlag) {
      CALL_CopyTexImage2D(ctx->Exec, (target, level, internalformat,
                                      x, y, width, height, border));
   }
}



static void GLAPIENTRY
save_CopyTexSubImage1D(GLenum target, GLint level,
                       GLint xoffset, GLint x, GLint y, GLsizei width)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_COPY_TEX_SUB_IMAGE1D, 6);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = x;
      n[5].i = y;
      n[6].i = width;
   }
   if (ctx->ExecuteFlag) {
      CALL_CopyTexSubImage1D(ctx->Exec,
                             (target, level, xoffset, x, y, width));
   }
}


static void GLAPIENTRY
save_CopyTexSubImage2D(GLenum target, GLint level,
                       GLint xoffset, GLint yoffset,
                       GLint x, GLint y, GLsizei width, GLint height)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_COPY_TEX_SUB_IMAGE2D, 8);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = yoffset;
      n[5].i = x;
      n[6].i = y;
      n[7].i = width;
      n[8].i = height;
   }
   if (ctx->ExecuteFlag) {
      CALL_CopyTexSubImage2D(ctx->Exec, (target, level, xoffset, yoffset,
                                         x, y, width, height));
   }
}


static void GLAPIENTRY
save_CopyTexSubImage3D(GLenum target, GLint level,
                       GLint xoffset, GLint yoffset, GLint zoffset,
                       GLint x, GLint y, GLsizei width, GLint height)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_COPY_TEX_SUB_IMAGE3D, 9);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = yoffset;
      n[5].i = zoffset;
      n[6].i = x;
      n[7].i = y;
      n[8].i = width;
      n[9].i = height;
   }
   if (ctx->ExecuteFlag) {
      CALL_CopyTexSubImage3D(ctx->Exec, (target, level,
                                         xoffset, yoffset, zoffset,
                                         x, y, width, height));
   }
}


static void GLAPIENTRY
save_CullFace(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_CULL_FACE, 1);
   if (n) {
      n[1].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_CullFace(ctx->Exec, (mode));
   }
}


static void GLAPIENTRY
save_DepthFunc(GLenum func)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_DEPTH_FUNC, 1);
   if (n) {
      n[1].e = func;
   }
   if (ctx->ExecuteFlag) {
      CALL_DepthFunc(ctx->Exec, (func));
   }
}


static void GLAPIENTRY
save_DepthMask(GLboolean mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_DEPTH_MASK, 1);
   if (n) {
      n[1].b = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_DepthMask(ctx->Exec, (mask));
   }
}


static void GLAPIENTRY
save_DepthRange(GLclampd nearval, GLclampd farval)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_DEPTH_RANGE, 2);
   if (n) {
      n[1].f = (GLfloat) nearval;
      n[2].f = (GLfloat) farval;
   }
   if (ctx->ExecuteFlag) {
      CALL_DepthRange(ctx->Exec, (nearval, farval));
   }
}


static void GLAPIENTRY
save_Disable(GLenum cap)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_DISABLE, 1);
   if (n) {
      n[1].e = cap;
   }
   if (ctx->ExecuteFlag) {
      CALL_Disable(ctx->Exec, (cap));
   }
}


static void GLAPIENTRY
save_DisableIndexed(GLuint index, GLenum cap)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_DISABLE_INDEXED, 2);
   if (n) {
      n[1].ui = index;
      n[2].e = cap;
   }
   if (ctx->ExecuteFlag) {
      CALL_Disablei(ctx->Exec, (index, cap));
   }
}


static void GLAPIENTRY
save_DrawBuffer(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_DRAW_BUFFER, 1);
   if (n) {
      n[1].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_DrawBuffer(ctx->Exec, (mode));
   }
}


static void GLAPIENTRY
save_DrawPixels(GLsizei width, GLsizei height,
                GLenum format, GLenum type, const GLvoid * pixels)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;

   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_DRAW_PIXELS, 4 + POINTER_DWORDS);
   if (n) {
      n[1].i = width;
      n[2].i = height;
      n[3].e = format;
      n[4].e = type;
      save_pointer(&n[5],
                   unpack_image(ctx, 2, width, height, 1, format, type,
                                pixels, &ctx->Unpack));
   }
   if (ctx->ExecuteFlag) {
      CALL_DrawPixels(ctx->Exec, (width, height, format, type, pixels));
   }
}



static void GLAPIENTRY
save_Enable(GLenum cap)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_ENABLE, 1);
   if (n) {
      n[1].e = cap;
   }
   if (ctx->ExecuteFlag) {
      CALL_Enable(ctx->Exec, (cap));
   }
}



static void GLAPIENTRY
save_EnableIndexed(GLuint index, GLenum cap)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_ENABLE_INDEXED, 2);
   if (n) {
      n[1].ui = index;
      n[2].e = cap;
   }
   if (ctx->ExecuteFlag) {
      CALL_Enablei(ctx->Exec, (index, cap));
   }
}



static void GLAPIENTRY
save_EvalMesh1(GLenum mode, GLint i1, GLint i2)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_EVALMESH1, 3);
   if (n) {
      n[1].e = mode;
      n[2].i = i1;
      n[3].i = i2;
   }
   if (ctx->ExecuteFlag) {
      CALL_EvalMesh1(ctx->Exec, (mode, i1, i2));
   }
}


static void GLAPIENTRY
save_EvalMesh2(GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_EVALMESH2, 5);
   if (n) {
      n[1].e = mode;
      n[2].i = i1;
      n[3].i = i2;
      n[4].i = j1;
      n[5].i = j2;
   }
   if (ctx->ExecuteFlag) {
      CALL_EvalMesh2(ctx->Exec, (mode, i1, i2, j1, j2));
   }
}




static void GLAPIENTRY
save_Fogfv(GLenum pname, const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_FOG, 5);
   if (n) {
      n[1].e = pname;
      n[2].f = params[0];
      n[3].f = params[1];
      n[4].f = params[2];
      n[5].f = params[3];
   }
   if (ctx->ExecuteFlag) {
      CALL_Fogfv(ctx->Exec, (pname, params));
   }
}


static void GLAPIENTRY
save_Fogf(GLenum pname, GLfloat param)
{
   GLfloat parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0.0F;
   save_Fogfv(pname, parray);
}


static void GLAPIENTRY
save_Fogiv(GLenum pname, const GLint *params)
{
   GLfloat p[4];
   switch (pname) {
   case GL_FOG_MODE:
   case GL_FOG_DENSITY:
   case GL_FOG_START:
   case GL_FOG_END:
   case GL_FOG_INDEX:
      p[0] = (GLfloat) *params;
      p[1] = 0.0f;
      p[2] = 0.0f;
      p[3] = 0.0f;
      break;
   case GL_FOG_COLOR:
      p[0] = INT_TO_FLOAT(params[0]);
      p[1] = INT_TO_FLOAT(params[1]);
      p[2] = INT_TO_FLOAT(params[2]);
      p[3] = INT_TO_FLOAT(params[3]);
      break;
   default:
      /* Error will be caught later in gl_Fogfv */
      ASSIGN_4V(p, 0.0F, 0.0F, 0.0F, 0.0F);
   }
   save_Fogfv(pname, p);
}


static void GLAPIENTRY
save_Fogi(GLenum pname, GLint param)
{
   GLint parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0;
   save_Fogiv(pname, parray);
}


static void GLAPIENTRY
save_FrontFace(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_FRONT_FACE, 1);
   if (n) {
      n[1].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_FrontFace(ctx->Exec, (mode));
   }
}


static void GLAPIENTRY
save_Frustum(GLdouble left, GLdouble right,
             GLdouble bottom, GLdouble top, GLdouble nearval, GLdouble farval)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_FRUSTUM, 6);
   if (n) {
      n[1].f = (GLfloat) left;
      n[2].f = (GLfloat) right;
      n[3].f = (GLfloat) bottom;
      n[4].f = (GLfloat) top;
      n[5].f = (GLfloat) nearval;
      n[6].f = (GLfloat) farval;
   }
   if (ctx->ExecuteFlag) {
      CALL_Frustum(ctx->Exec, (left, right, bottom, top, nearval, farval));
   }
}


static void GLAPIENTRY
save_Hint(GLenum target, GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_HINT, 2);
   if (n) {
      n[1].e = target;
      n[2].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_Hint(ctx->Exec, (target, mode));
   }
}


static void GLAPIENTRY
save_IndexMask(GLuint mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_INDEX_MASK, 1);
   if (n) {
      n[1].ui = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_IndexMask(ctx->Exec, (mask));
   }
}


static void GLAPIENTRY
save_InitNames(void)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   (void) alloc_instruction(ctx, OPCODE_INIT_NAMES, 0);
   if (ctx->ExecuteFlag) {
      CALL_InitNames(ctx->Exec, ());
   }
}


static void GLAPIENTRY
save_Lightfv(GLenum light, GLenum pname, const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_LIGHT, 6);
   if (n) {
      GLint i, nParams;
      n[1].e = light;
      n[2].e = pname;
      switch (pname) {
      case GL_AMBIENT:
         nParams = 4;
         break;
      case GL_DIFFUSE:
         nParams = 4;
         break;
      case GL_SPECULAR:
         nParams = 4;
         break;
      case GL_POSITION:
         nParams = 4;
         break;
      case GL_SPOT_DIRECTION:
         nParams = 3;
         break;
      case GL_SPOT_EXPONENT:
         nParams = 1;
         break;
      case GL_SPOT_CUTOFF:
         nParams = 1;
         break;
      case GL_CONSTANT_ATTENUATION:
         nParams = 1;
         break;
      case GL_LINEAR_ATTENUATION:
         nParams = 1;
         break;
      case GL_QUADRATIC_ATTENUATION:
         nParams = 1;
         break;
      default:
         nParams = 0;
      }
      for (i = 0; i < nParams; i++) {
         n[3 + i].f = params[i];
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_Lightfv(ctx->Exec, (light, pname, params));
   }
}


static void GLAPIENTRY
save_Lightf(GLenum light, GLenum pname, GLfloat param)
{
   GLfloat parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0.0F;
   save_Lightfv(light, pname, parray);
}


static void GLAPIENTRY
save_Lightiv(GLenum light, GLenum pname, const GLint *params)
{
   GLfloat fparam[4];
   switch (pname) {
   case GL_AMBIENT:
   case GL_DIFFUSE:
   case GL_SPECULAR:
      fparam[0] = INT_TO_FLOAT(params[0]);
      fparam[1] = INT_TO_FLOAT(params[1]);
      fparam[2] = INT_TO_FLOAT(params[2]);
      fparam[3] = INT_TO_FLOAT(params[3]);
      break;
   case GL_POSITION:
      fparam[0] = (GLfloat) params[0];
      fparam[1] = (GLfloat) params[1];
      fparam[2] = (GLfloat) params[2];
      fparam[3] = (GLfloat) params[3];
      break;
   case GL_SPOT_DIRECTION:
      fparam[0] = (GLfloat) params[0];
      fparam[1] = (GLfloat) params[1];
      fparam[2] = (GLfloat) params[2];
      break;
   case GL_SPOT_EXPONENT:
   case GL_SPOT_CUTOFF:
   case GL_CONSTANT_ATTENUATION:
   case GL_LINEAR_ATTENUATION:
   case GL_QUADRATIC_ATTENUATION:
      fparam[0] = (GLfloat) params[0];
      break;
   default:
      /* error will be caught later in gl_Lightfv */
      ;
   }
   save_Lightfv(light, pname, fparam);
}


static void GLAPIENTRY
save_Lighti(GLenum light, GLenum pname, GLint param)
{
   GLint parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0;
   save_Lightiv(light, pname, parray);
}


static void GLAPIENTRY
save_LightModelfv(GLenum pname, const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_LIGHT_MODEL, 5);
   if (n) {
      n[1].e = pname;
      n[2].f = params[0];
      n[3].f = params[1];
      n[4].f = params[2];
      n[5].f = params[3];
   }
   if (ctx->ExecuteFlag) {
      CALL_LightModelfv(ctx->Exec, (pname, params));
   }
}


static void GLAPIENTRY
save_LightModelf(GLenum pname, GLfloat param)
{
   GLfloat parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0.0F;
   save_LightModelfv(pname, parray);
}


static void GLAPIENTRY
save_LightModeliv(GLenum pname, const GLint *params)
{
   GLfloat fparam[4];
   switch (pname) {
   case GL_LIGHT_MODEL_AMBIENT:
      fparam[0] = INT_TO_FLOAT(params[0]);
      fparam[1] = INT_TO_FLOAT(params[1]);
      fparam[2] = INT_TO_FLOAT(params[2]);
      fparam[3] = INT_TO_FLOAT(params[3]);
      break;
   case GL_LIGHT_MODEL_LOCAL_VIEWER:
   case GL_LIGHT_MODEL_TWO_SIDE:
   case GL_LIGHT_MODEL_COLOR_CONTROL:
      fparam[0] = (GLfloat) params[0];
      fparam[1] = 0.0F;
      fparam[2] = 0.0F;
      fparam[3] = 0.0F;
      break;
   default:
      /* Error will be caught later in gl_LightModelfv */
      ASSIGN_4V(fparam, 0.0F, 0.0F, 0.0F, 0.0F);
   }
   save_LightModelfv(pname, fparam);
}


static void GLAPIENTRY
save_LightModeli(GLenum pname, GLint param)
{
   GLint parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0;
   save_LightModeliv(pname, parray);
}


static void GLAPIENTRY
save_LineStipple(GLint factor, GLushort pattern)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_LINE_STIPPLE, 2);
   if (n) {
      n[1].i = factor;
      n[2].us = pattern;
   }
   if (ctx->ExecuteFlag) {
      CALL_LineStipple(ctx->Exec, (factor, pattern));
   }
}


static void GLAPIENTRY
save_LineWidth(GLfloat width)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_LINE_WIDTH, 1);
   if (n) {
      n[1].f = width;
   }
   if (ctx->ExecuteFlag) {
      CALL_LineWidth(ctx->Exec, (width));
   }
}


static void GLAPIENTRY
save_ListBase(GLuint base)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_LIST_BASE, 1);
   if (n) {
      n[1].ui = base;
   }
   if (ctx->ExecuteFlag) {
      CALL_ListBase(ctx->Exec, (base));
   }
}


static void GLAPIENTRY
save_LoadIdentity(void)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   (void) alloc_instruction(ctx, OPCODE_LOAD_IDENTITY, 0);
   if (ctx->ExecuteFlag) {
      CALL_LoadIdentity(ctx->Exec, ());
   }
}


static void GLAPIENTRY
save_LoadMatrixf(const GLfloat * m)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_LOAD_MATRIX, 16);
   if (n) {
      GLuint i;
      for (i = 0; i < 16; i++) {
         n[1 + i].f = m[i];
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_LoadMatrixf(ctx->Exec, (m));
   }
}


static void GLAPIENTRY
save_LoadMatrixd(const GLdouble * m)
{
   GLfloat f[16];
   GLint i;
   for (i = 0; i < 16; i++) {
      f[i] = (GLfloat) m[i];
   }
   save_LoadMatrixf(f);
}


static void GLAPIENTRY
save_LoadName(GLuint name)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_LOAD_NAME, 1);
   if (n) {
      n[1].ui = name;
   }
   if (ctx->ExecuteFlag) {
      CALL_LoadName(ctx->Exec, (name));
   }
}


static void GLAPIENTRY
save_LogicOp(GLenum opcode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_LOGIC_OP, 1);
   if (n) {
      n[1].e = opcode;
   }
   if (ctx->ExecuteFlag) {
      CALL_LogicOp(ctx->Exec, (opcode));
   }
}


static void GLAPIENTRY
save_Map1d(GLenum target, GLdouble u1, GLdouble u2, GLint stride,
           GLint order, const GLdouble * points)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_MAP1, 5 + POINTER_DWORDS);
   if (n) {
      GLfloat *pnts = _mesa_copy_map_points1d(target, stride, order, points);
      n[1].e = target;
      n[2].f = (GLfloat) u1;
      n[3].f = (GLfloat) u2;
      n[4].i = _mesa_evaluator_components(target);      /* stride */
      n[5].i = order;
      save_pointer(&n[6], pnts);
   }
   if (ctx->ExecuteFlag) {
      CALL_Map1d(ctx->Exec, (target, u1, u2, stride, order, points));
   }
}

static void GLAPIENTRY
save_Map1f(GLenum target, GLfloat u1, GLfloat u2, GLint stride,
           GLint order, const GLfloat * points)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_MAP1, 5 + POINTER_DWORDS);
   if (n) {
      GLfloat *pnts = _mesa_copy_map_points1f(target, stride, order, points);
      n[1].e = target;
      n[2].f = u1;
      n[3].f = u2;
      n[4].i = _mesa_evaluator_components(target);      /* stride */
      n[5].i = order;
      save_pointer(&n[6], pnts);
   }
   if (ctx->ExecuteFlag) {
      CALL_Map1f(ctx->Exec, (target, u1, u2, stride, order, points));
   }
}


static void GLAPIENTRY
save_Map2d(GLenum target,
           GLdouble u1, GLdouble u2, GLint ustride, GLint uorder,
           GLdouble v1, GLdouble v2, GLint vstride, GLint vorder,
           const GLdouble * points)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_MAP2, 9 + POINTER_DWORDS);
   if (n) {
      GLfloat *pnts = _mesa_copy_map_points2d(target, ustride, uorder,
                                              vstride, vorder, points);
      n[1].e = target;
      n[2].f = (GLfloat) u1;
      n[3].f = (GLfloat) u2;
      n[4].f = (GLfloat) v1;
      n[5].f = (GLfloat) v2;
      /* XXX verify these strides are correct */
      n[6].i = _mesa_evaluator_components(target) * vorder;     /*ustride */
      n[7].i = _mesa_evaluator_components(target);      /*vstride */
      n[8].i = uorder;
      n[9].i = vorder;
      save_pointer(&n[10], pnts);
   }
   if (ctx->ExecuteFlag) {
      CALL_Map2d(ctx->Exec, (target,
                             u1, u2, ustride, uorder,
                             v1, v2, vstride, vorder, points));
   }
}


static void GLAPIENTRY
save_Map2f(GLenum target,
           GLfloat u1, GLfloat u2, GLint ustride, GLint uorder,
           GLfloat v1, GLfloat v2, GLint vstride, GLint vorder,
           const GLfloat * points)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_MAP2, 9 + POINTER_DWORDS);
   if (n) {
      GLfloat *pnts = _mesa_copy_map_points2f(target, ustride, uorder,
                                              vstride, vorder, points);
      n[1].e = target;
      n[2].f = u1;
      n[3].f = u2;
      n[4].f = v1;
      n[5].f = v2;
      /* XXX verify these strides are correct */
      n[6].i = _mesa_evaluator_components(target) * vorder;     /*ustride */
      n[7].i = _mesa_evaluator_components(target);      /*vstride */
      n[8].i = uorder;
      n[9].i = vorder;
      save_pointer(&n[10], pnts);
   }
   if (ctx->ExecuteFlag) {
      CALL_Map2f(ctx->Exec, (target, u1, u2, ustride, uorder,
                             v1, v2, vstride, vorder, points));
   }
}


static void GLAPIENTRY
save_MapGrid1f(GLint un, GLfloat u1, GLfloat u2)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_MAPGRID1, 3);
   if (n) {
      n[1].i = un;
      n[2].f = u1;
      n[3].f = u2;
   }
   if (ctx->ExecuteFlag) {
      CALL_MapGrid1f(ctx->Exec, (un, u1, u2));
   }
}


static void GLAPIENTRY
save_MapGrid1d(GLint un, GLdouble u1, GLdouble u2)
{
   save_MapGrid1f(un, (GLfloat) u1, (GLfloat) u2);
}


static void GLAPIENTRY
save_MapGrid2f(GLint un, GLfloat u1, GLfloat u2,
               GLint vn, GLfloat v1, GLfloat v2)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_MAPGRID2, 6);
   if (n) {
      n[1].i = un;
      n[2].f = u1;
      n[3].f = u2;
      n[4].i = vn;
      n[5].f = v1;
      n[6].f = v2;
   }
   if (ctx->ExecuteFlag) {
      CALL_MapGrid2f(ctx->Exec, (un, u1, u2, vn, v1, v2));
   }
}



static void GLAPIENTRY
save_MapGrid2d(GLint un, GLdouble u1, GLdouble u2,
               GLint vn, GLdouble v1, GLdouble v2)
{
   save_MapGrid2f(un, (GLfloat) u1, (GLfloat) u2,
                  vn, (GLfloat) v1, (GLfloat) v2);
}


static void GLAPIENTRY
save_MatrixMode(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_MATRIX_MODE, 1);
   if (n) {
      n[1].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_MatrixMode(ctx->Exec, (mode));
   }
}


static void GLAPIENTRY
save_MultMatrixf(const GLfloat * m)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_MULT_MATRIX, 16);
   if (n) {
      GLuint i;
      for (i = 0; i < 16; i++) {
         n[1 + i].f = m[i];
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_MultMatrixf(ctx->Exec, (m));
   }
}


static void GLAPIENTRY
save_MultMatrixd(const GLdouble * m)
{
   GLfloat f[16];
   GLint i;
   for (i = 0; i < 16; i++) {
      f[i] = (GLfloat) m[i];
   }
   save_MultMatrixf(f);
}


static void GLAPIENTRY
save_NewList(GLuint name, GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   /* It's an error to call this function while building a display list */
   _mesa_error(ctx, GL_INVALID_OPERATION, "glNewList");
   (void) name;
   (void) mode;
}



static void GLAPIENTRY
save_Ortho(GLdouble left, GLdouble right,
           GLdouble bottom, GLdouble top, GLdouble nearval, GLdouble farval)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_ORTHO, 6);
   if (n) {
      n[1].f = (GLfloat) left;
      n[2].f = (GLfloat) right;
      n[3].f = (GLfloat) bottom;
      n[4].f = (GLfloat) top;
      n[5].f = (GLfloat) nearval;
      n[6].f = (GLfloat) farval;
   }
   if (ctx->ExecuteFlag) {
      CALL_Ortho(ctx->Exec, (left, right, bottom, top, nearval, farval));
   }
}


static void GLAPIENTRY
save_PixelMapfv(GLenum map, GLint mapsize, const GLfloat *values)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PIXEL_MAP, 2 + POINTER_DWORDS);
   if (n) {
      n[1].e = map;
      n[2].i = mapsize;
      save_pointer(&n[3], memdup(values, mapsize * sizeof(GLfloat)));
   }
   if (ctx->ExecuteFlag) {
      CALL_PixelMapfv(ctx->Exec, (map, mapsize, values));
   }
}


static void GLAPIENTRY
save_PixelMapuiv(GLenum map, GLint mapsize, const GLuint *values)
{
   GLfloat fvalues[MAX_PIXEL_MAP_TABLE];
   GLint i;
   if (map == GL_PIXEL_MAP_I_TO_I || map == GL_PIXEL_MAP_S_TO_S) {
      for (i = 0; i < mapsize; i++) {
         fvalues[i] = (GLfloat) values[i];
      }
   }
   else {
      for (i = 0; i < mapsize; i++) {
         fvalues[i] = UINT_TO_FLOAT(values[i]);
      }
   }
   save_PixelMapfv(map, mapsize, fvalues);
}


static void GLAPIENTRY
save_PixelMapusv(GLenum map, GLint mapsize, const GLushort *values)
{
   GLfloat fvalues[MAX_PIXEL_MAP_TABLE];
   GLint i;
   if (map == GL_PIXEL_MAP_I_TO_I || map == GL_PIXEL_MAP_S_TO_S) {
      for (i = 0; i < mapsize; i++) {
         fvalues[i] = (GLfloat) values[i];
      }
   }
   else {
      for (i = 0; i < mapsize; i++) {
         fvalues[i] = USHORT_TO_FLOAT(values[i]);
      }
   }
   save_PixelMapfv(map, mapsize, fvalues);
}


static void GLAPIENTRY
save_PixelTransferf(GLenum pname, GLfloat param)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PIXEL_TRANSFER, 2);
   if (n) {
      n[1].e = pname;
      n[2].f = param;
   }
   if (ctx->ExecuteFlag) {
      CALL_PixelTransferf(ctx->Exec, (pname, param));
   }
}


static void GLAPIENTRY
save_PixelTransferi(GLenum pname, GLint param)
{
   save_PixelTransferf(pname, (GLfloat) param);
}


static void GLAPIENTRY
save_PixelZoom(GLfloat xfactor, GLfloat yfactor)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PIXEL_ZOOM, 2);
   if (n) {
      n[1].f = xfactor;
      n[2].f = yfactor;
   }
   if (ctx->ExecuteFlag) {
      CALL_PixelZoom(ctx->Exec, (xfactor, yfactor));
   }
}


static void GLAPIENTRY
save_PointParameterfvEXT(GLenum pname, const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_POINT_PARAMETERS, 4);
   if (n) {
      n[1].e = pname;
      n[2].f = params[0];
      n[3].f = params[1];
      n[4].f = params[2];
   }
   if (ctx->ExecuteFlag) {
      CALL_PointParameterfv(ctx->Exec, (pname, params));
   }
}


static void GLAPIENTRY
save_PointParameterfEXT(GLenum pname, GLfloat param)
{
   GLfloat parray[3];
   parray[0] = param;
   parray[1] = parray[2] = 0.0F;
   save_PointParameterfvEXT(pname, parray);
}

static void GLAPIENTRY
save_PointParameteriNV(GLenum pname, GLint param)
{
   GLfloat parray[3];
   parray[0] = (GLfloat) param;
   parray[1] = parray[2] = 0.0F;
   save_PointParameterfvEXT(pname, parray);
}

static void GLAPIENTRY
save_PointParameterivNV(GLenum pname, const GLint * param)
{
   GLfloat parray[3];
   parray[0] = (GLfloat) param[0];
   parray[1] = parray[2] = 0.0F;
   save_PointParameterfvEXT(pname, parray);
}


static void GLAPIENTRY
save_PointSize(GLfloat size)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_POINT_SIZE, 1);
   if (n) {
      n[1].f = size;
   }
   if (ctx->ExecuteFlag) {
      CALL_PointSize(ctx->Exec, (size));
   }
}


static void GLAPIENTRY
save_PolygonMode(GLenum face, GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_POLYGON_MODE, 2);
   if (n) {
      n[1].e = face;
      n[2].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_PolygonMode(ctx->Exec, (face, mode));
   }
}


static void GLAPIENTRY
save_PolygonStipple(const GLubyte * pattern)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;

   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_POLYGON_STIPPLE, POINTER_DWORDS);
   if (n) {
      save_pointer(&n[1],
                   unpack_image(ctx, 2, 32, 32, 1, GL_COLOR_INDEX, GL_BITMAP,
                                pattern, &ctx->Unpack));
   }
   if (ctx->ExecuteFlag) {
      CALL_PolygonStipple(ctx->Exec, ((GLubyte *) pattern));
   }
}


static void GLAPIENTRY
save_PolygonOffset(GLfloat factor, GLfloat units)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_POLYGON_OFFSET, 2);
   if (n) {
      n[1].f = factor;
      n[2].f = units;
   }
   if (ctx->ExecuteFlag) {
      CALL_PolygonOffset(ctx->Exec, (factor, units));
   }
}


static void GLAPIENTRY
save_PolygonOffsetEXT(GLfloat factor, GLfloat bias)
{
   GET_CURRENT_CONTEXT(ctx);
   /* XXX mult by DepthMaxF here??? */
   save_PolygonOffset(factor, ctx->DrawBuffer->_DepthMaxF * bias);
}

static void GLAPIENTRY
save_PolygonOffsetClampEXT(GLfloat factor, GLfloat units, GLfloat clamp)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_POLYGON_OFFSET_CLAMP, 3);
   if (n) {
      n[1].f = factor;
      n[2].f = units;
      n[3].f = clamp;
   }
   if (ctx->ExecuteFlag) {
      CALL_PolygonOffsetClampEXT(ctx->Exec, (factor, units, clamp));
   }
}

static void GLAPIENTRY
save_PopAttrib(void)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   (void) alloc_instruction(ctx, OPCODE_POP_ATTRIB, 0);
   if (ctx->ExecuteFlag) {
      CALL_PopAttrib(ctx->Exec, ());
   }
}


static void GLAPIENTRY
save_PopMatrix(void)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   (void) alloc_instruction(ctx, OPCODE_POP_MATRIX, 0);
   if (ctx->ExecuteFlag) {
      CALL_PopMatrix(ctx->Exec, ());
   }
}


static void GLAPIENTRY
save_PopName(void)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   (void) alloc_instruction(ctx, OPCODE_POP_NAME, 0);
   if (ctx->ExecuteFlag) {
      CALL_PopName(ctx->Exec, ());
   }
}


static void GLAPIENTRY
save_PrioritizeTextures(GLsizei num, const GLuint * textures,
                        const GLclampf * priorities)
{
   GET_CURRENT_CONTEXT(ctx);
   GLint i;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   for (i = 0; i < num; i++) {
      Node *n;
      n = alloc_instruction(ctx, OPCODE_PRIORITIZE_TEXTURE, 2);
      if (n) {
         n[1].ui = textures[i];
         n[2].f = priorities[i];
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_PrioritizeTextures(ctx->Exec, (num, textures, priorities));
   }
}


static void GLAPIENTRY
save_PushAttrib(GLbitfield mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PUSH_ATTRIB, 1);
   if (n) {
      n[1].bf = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_PushAttrib(ctx->Exec, (mask));
   }
}


static void GLAPIENTRY
save_PushMatrix(void)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   (void) alloc_instruction(ctx, OPCODE_PUSH_MATRIX, 0);
   if (ctx->ExecuteFlag) {
      CALL_PushMatrix(ctx->Exec, ());
   }
}


static void GLAPIENTRY
save_PushName(GLuint name)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PUSH_NAME, 1);
   if (n) {
      n[1].ui = name;
   }
   if (ctx->ExecuteFlag) {
      CALL_PushName(ctx->Exec, (name));
   }
}


static void GLAPIENTRY
save_RasterPos4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_RASTER_POS, 4);
   if (n) {
      n[1].f = x;
      n[2].f = y;
      n[3].f = z;
      n[4].f = w;
   }
   if (ctx->ExecuteFlag) {
      CALL_RasterPos4f(ctx->Exec, (x, y, z, w));
   }
}

static void GLAPIENTRY
save_RasterPos2d(GLdouble x, GLdouble y)
{
   save_RasterPos4f((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);
}

static void GLAPIENTRY
save_RasterPos2f(GLfloat x, GLfloat y)
{
   save_RasterPos4f(x, y, 0.0F, 1.0F);
}

static void GLAPIENTRY
save_RasterPos2i(GLint x, GLint y)
{
   save_RasterPos4f((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);
}

static void GLAPIENTRY
save_RasterPos2s(GLshort x, GLshort y)
{
   save_RasterPos4f(x, y, 0.0F, 1.0F);
}

static void GLAPIENTRY
save_RasterPos3d(GLdouble x, GLdouble y, GLdouble z)
{
   save_RasterPos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);
}

static void GLAPIENTRY
save_RasterPos3f(GLfloat x, GLfloat y, GLfloat z)
{
   save_RasterPos4f(x, y, z, 1.0F);
}

static void GLAPIENTRY
save_RasterPos3i(GLint x, GLint y, GLint z)
{
   save_RasterPos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);
}

static void GLAPIENTRY
save_RasterPos3s(GLshort x, GLshort y, GLshort z)
{
   save_RasterPos4f(x, y, z, 1.0F);
}

static void GLAPIENTRY
save_RasterPos4d(GLdouble x, GLdouble y, GLdouble z, GLdouble w)
{
   save_RasterPos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
}

static void GLAPIENTRY
save_RasterPos4i(GLint x, GLint y, GLint z, GLint w)
{
   save_RasterPos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
}

static void GLAPIENTRY
save_RasterPos4s(GLshort x, GLshort y, GLshort z, GLshort w)
{
   save_RasterPos4f(x, y, z, w);
}

static void GLAPIENTRY
save_RasterPos2dv(const GLdouble * v)
{
   save_RasterPos4f((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);
}

static void GLAPIENTRY
save_RasterPos2fv(const GLfloat * v)
{
   save_RasterPos4f(v[0], v[1], 0.0F, 1.0F);
}

static void GLAPIENTRY
save_RasterPos2iv(const GLint * v)
{
   save_RasterPos4f((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);
}

static void GLAPIENTRY
save_RasterPos2sv(const GLshort * v)
{
   save_RasterPos4f(v[0], v[1], 0.0F, 1.0F);
}

static void GLAPIENTRY
save_RasterPos3dv(const GLdouble * v)
{
   save_RasterPos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);
}

static void GLAPIENTRY
save_RasterPos3fv(const GLfloat * v)
{
   save_RasterPos4f(v[0], v[1], v[2], 1.0F);
}

static void GLAPIENTRY
save_RasterPos3iv(const GLint * v)
{
   save_RasterPos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);
}

static void GLAPIENTRY
save_RasterPos3sv(const GLshort * v)
{
   save_RasterPos4f(v[0], v[1], v[2], 1.0F);
}

static void GLAPIENTRY
save_RasterPos4dv(const GLdouble * v)
{
   save_RasterPos4f((GLfloat) v[0], (GLfloat) v[1],
                    (GLfloat) v[2], (GLfloat) v[3]);
}

static void GLAPIENTRY
save_RasterPos4fv(const GLfloat * v)
{
   save_RasterPos4f(v[0], v[1], v[2], v[3]);
}

static void GLAPIENTRY
save_RasterPos4iv(const GLint * v)
{
   save_RasterPos4f((GLfloat) v[0], (GLfloat) v[1],
                    (GLfloat) v[2], (GLfloat) v[3]);
}

static void GLAPIENTRY
save_RasterPos4sv(const GLshort * v)
{
   save_RasterPos4f(v[0], v[1], v[2], v[3]);
}


static void GLAPIENTRY
save_PassThrough(GLfloat token)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PASSTHROUGH, 1);
   if (n) {
      n[1].f = token;
   }
   if (ctx->ExecuteFlag) {
      CALL_PassThrough(ctx->Exec, (token));
   }
}


static void GLAPIENTRY
save_ReadBuffer(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_READ_BUFFER, 1);
   if (n) {
      n[1].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_ReadBuffer(ctx->Exec, (mode));
   }
}


static void GLAPIENTRY
save_Rotatef(GLfloat angle, GLfloat x, GLfloat y, GLfloat z)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_ROTATE, 4);
   if (n) {
      n[1].f = angle;
      n[2].f = x;
      n[3].f = y;
      n[4].f = z;
   }
   if (ctx->ExecuteFlag) {
      CALL_Rotatef(ctx->Exec, (angle, x, y, z));
   }
}


static void GLAPIENTRY
save_Rotated(GLdouble angle, GLdouble x, GLdouble y, GLdouble z)
{
   save_Rotatef((GLfloat) angle, (GLfloat) x, (GLfloat) y, (GLfloat) z);
}


static void GLAPIENTRY
save_Scalef(GLfloat x, GLfloat y, GLfloat z)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_SCALE, 3);
   if (n) {
      n[1].f = x;
      n[2].f = y;
      n[3].f = z;
   }
   if (ctx->ExecuteFlag) {
      CALL_Scalef(ctx->Exec, (x, y, z));
   }
}


static void GLAPIENTRY
save_Scaled(GLdouble x, GLdouble y, GLdouble z)
{
   save_Scalef((GLfloat) x, (GLfloat) y, (GLfloat) z);
}


static void GLAPIENTRY
save_Scissor(GLint x, GLint y, GLsizei width, GLsizei height)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_SCISSOR, 4);
   if (n) {
      n[1].i = x;
      n[2].i = y;
      n[3].i = width;
      n[4].i = height;
   }
   if (ctx->ExecuteFlag) {
      CALL_Scissor(ctx->Exec, (x, y, width, height));
   }
}


static void GLAPIENTRY
save_ShadeModel(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END(ctx);

   if (ctx->ExecuteFlag) {
      CALL_ShadeModel(ctx->Exec, (mode));
   }

   /* Don't compile this call if it's a no-op.
    * By avoiding this state change we have a better chance of
    * coalescing subsequent drawing commands into one batch.
    */
   if (ctx->ListState.Current.ShadeModel == mode)
      return;

   SAVE_FLUSH_VERTICES(ctx);

   ctx->ListState.Current.ShadeModel = mode;

   n = alloc_instruction(ctx, OPCODE_SHADE_MODEL, 1);
   if (n) {
      n[1].e = mode;
   }
}


static void GLAPIENTRY
save_StencilFunc(GLenum func, GLint ref, GLuint mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_STENCIL_FUNC, 3);
   if (n) {
      n[1].e = func;
      n[2].i = ref;
      n[3].ui = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_StencilFunc(ctx->Exec, (func, ref, mask));
   }
}


static void GLAPIENTRY
save_StencilMask(GLuint mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_STENCIL_MASK, 1);
   if (n) {
      n[1].ui = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_StencilMask(ctx->Exec, (mask));
   }
}


static void GLAPIENTRY
save_StencilOp(GLenum fail, GLenum zfail, GLenum zpass)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_STENCIL_OP, 3);
   if (n) {
      n[1].e = fail;
      n[2].e = zfail;
      n[3].e = zpass;
   }
   if (ctx->ExecuteFlag) {
      CALL_StencilOp(ctx->Exec, (fail, zfail, zpass));
   }
}


static void GLAPIENTRY
save_StencilFuncSeparate(GLenum face, GLenum func, GLint ref, GLuint mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_STENCIL_FUNC_SEPARATE, 4);
   if (n) {
      n[1].e = face;
      n[2].e = func;
      n[3].i = ref;
      n[4].ui = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_StencilFuncSeparate(ctx->Exec, (face, func, ref, mask));
   }
}


static void GLAPIENTRY
save_StencilFuncSeparateATI(GLenum frontfunc, GLenum backfunc, GLint ref,
                            GLuint mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   /* GL_FRONT */
   n = alloc_instruction(ctx, OPCODE_STENCIL_FUNC_SEPARATE, 4);
   if (n) {
      n[1].e = GL_FRONT;
      n[2].e = frontfunc;
      n[3].i = ref;
      n[4].ui = mask;
   }
   /* GL_BACK */
   n = alloc_instruction(ctx, OPCODE_STENCIL_FUNC_SEPARATE, 4);
   if (n) {
      n[1].e = GL_BACK;
      n[2].e = backfunc;
      n[3].i = ref;
      n[4].ui = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_StencilFuncSeparate(ctx->Exec, (GL_FRONT, frontfunc, ref, mask));
      CALL_StencilFuncSeparate(ctx->Exec, (GL_BACK, backfunc, ref, mask));
   }
}


static void GLAPIENTRY
save_StencilMaskSeparate(GLenum face, GLuint mask)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_STENCIL_MASK_SEPARATE, 2);
   if (n) {
      n[1].e = face;
      n[2].ui = mask;
   }
   if (ctx->ExecuteFlag) {
      CALL_StencilMaskSeparate(ctx->Exec, (face, mask));
   }
}


static void GLAPIENTRY
save_StencilOpSeparate(GLenum face, GLenum fail, GLenum zfail, GLenum zpass)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_STENCIL_OP_SEPARATE, 4);
   if (n) {
      n[1].e = face;
      n[2].e = fail;
      n[3].e = zfail;
      n[4].e = zpass;
   }
   if (ctx->ExecuteFlag) {
      CALL_StencilOpSeparate(ctx->Exec, (face, fail, zfail, zpass));
   }
}


static void GLAPIENTRY
save_TexEnvfv(GLenum target, GLenum pname, const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_TEXENV, 6);
   if (n) {
      n[1].e = target;
      n[2].e = pname;
      if (pname == GL_TEXTURE_ENV_COLOR) {
         n[3].f = params[0];
         n[4].f = params[1];
         n[5].f = params[2];
         n[6].f = params[3];
      }
      else {
         n[3].f = params[0];
         n[4].f = n[5].f = n[6].f = 0.0F;
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_TexEnvfv(ctx->Exec, (target, pname, params));
   }
}


static void GLAPIENTRY
save_TexEnvf(GLenum target, GLenum pname, GLfloat param)
{
   GLfloat parray[4];
   parray[0] = (GLfloat) param;
   parray[1] = parray[2] = parray[3] = 0.0F;
   save_TexEnvfv(target, pname, parray);
}


static void GLAPIENTRY
save_TexEnvi(GLenum target, GLenum pname, GLint param)
{
   GLfloat p[4];
   p[0] = (GLfloat) param;
   p[1] = p[2] = p[3] = 0.0F;
   save_TexEnvfv(target, pname, p);
}


static void GLAPIENTRY
save_TexEnviv(GLenum target, GLenum pname, const GLint * param)
{
   GLfloat p[4];
   if (pname == GL_TEXTURE_ENV_COLOR) {
      p[0] = INT_TO_FLOAT(param[0]);
      p[1] = INT_TO_FLOAT(param[1]);
      p[2] = INT_TO_FLOAT(param[2]);
      p[3] = INT_TO_FLOAT(param[3]);
   }
   else {
      p[0] = (GLfloat) param[0];
      p[1] = p[2] = p[3] = 0.0F;
   }
   save_TexEnvfv(target, pname, p);
}


static void GLAPIENTRY
save_TexGenfv(GLenum coord, GLenum pname, const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_TEXGEN, 6);
   if (n) {
      n[1].e = coord;
      n[2].e = pname;
      n[3].f = params[0];
      n[4].f = params[1];
      n[5].f = params[2];
      n[6].f = params[3];
   }
   if (ctx->ExecuteFlag) {
      CALL_TexGenfv(ctx->Exec, (coord, pname, params));
   }
}


static void GLAPIENTRY
save_TexGeniv(GLenum coord, GLenum pname, const GLint *params)
{
   GLfloat p[4];
   p[0] = (GLfloat) params[0];
   p[1] = (GLfloat) params[1];
   p[2] = (GLfloat) params[2];
   p[3] = (GLfloat) params[3];
   save_TexGenfv(coord, pname, p);
}


static void GLAPIENTRY
save_TexGend(GLenum coord, GLenum pname, GLdouble param)
{
   GLfloat parray[4];
   parray[0] = (GLfloat) param;
   parray[1] = parray[2] = parray[3] = 0.0F;
   save_TexGenfv(coord, pname, parray);
}


static void GLAPIENTRY
save_TexGendv(GLenum coord, GLenum pname, const GLdouble *params)
{
   GLfloat p[4];
   p[0] = (GLfloat) params[0];
   p[1] = (GLfloat) params[1];
   p[2] = (GLfloat) params[2];
   p[3] = (GLfloat) params[3];
   save_TexGenfv(coord, pname, p);
}


static void GLAPIENTRY
save_TexGenf(GLenum coord, GLenum pname, GLfloat param)
{
   GLfloat parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0.0F;
   save_TexGenfv(coord, pname, parray);
}


static void GLAPIENTRY
save_TexGeni(GLenum coord, GLenum pname, GLint param)
{
   GLint parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0;
   save_TexGeniv(coord, pname, parray);
}


static void GLAPIENTRY
save_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_TEXPARAMETER, 6);
   if (n) {
      n[1].e = target;
      n[2].e = pname;
      n[3].f = params[0];
      n[4].f = params[1];
      n[5].f = params[2];
      n[6].f = params[3];
   }
   if (ctx->ExecuteFlag) {
      CALL_TexParameterfv(ctx->Exec, (target, pname, params));
   }
}


static void GLAPIENTRY
save_TexParameterf(GLenum target, GLenum pname, GLfloat param)
{
   GLfloat parray[4];
   parray[0] = param;
   parray[1] = parray[2] = parray[3] = 0.0F;
   save_TexParameterfv(target, pname, parray);
}


static void GLAPIENTRY
save_TexParameteri(GLenum target, GLenum pname, GLint param)
{
   GLfloat fparam[4];
   fparam[0] = (GLfloat) param;
   fparam[1] = fparam[2] = fparam[3] = 0.0F;
   save_TexParameterfv(target, pname, fparam);
}


static void GLAPIENTRY
save_TexParameteriv(GLenum target, GLenum pname, const GLint *params)
{
   GLfloat fparam[4];
   fparam[0] = (GLfloat) params[0];
   fparam[1] = fparam[2] = fparam[3] = 0.0F;
   save_TexParameterfv(target, pname, fparam);
}


static void GLAPIENTRY
save_TexImage1D(GLenum target,
                GLint level, GLint components,
                GLsizei width, GLint border,
                GLenum format, GLenum type, const GLvoid * pixels)
{
   GET_CURRENT_CONTEXT(ctx);
   if (target == GL_PROXY_TEXTURE_1D) {
      /* don't compile, execute immediately */
      CALL_TexImage1D(ctx->Exec, (target, level, components, width,
                                  border, format, type, pixels));
   }
   else {
      Node *n;
      ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
      n = alloc_instruction(ctx, OPCODE_TEX_IMAGE1D, 7 + POINTER_DWORDS);
      if (n) {
         n[1].e = target;
         n[2].i = level;
         n[3].i = components;
         n[4].i = (GLint) width;
         n[5].i = border;
         n[6].e = format;
         n[7].e = type;
         save_pointer(&n[8],
                      unpack_image(ctx, 1, width, 1, 1, format, type,
                                   pixels, &ctx->Unpack));
      }
      if (ctx->ExecuteFlag) {
         CALL_TexImage1D(ctx->Exec, (target, level, components, width,
                                     border, format, type, pixels));
      }
   }
}


static void GLAPIENTRY
save_TexImage2D(GLenum target,
                GLint level, GLint components,
                GLsizei width, GLsizei height, GLint border,
                GLenum format, GLenum type, const GLvoid * pixels)
{
   GET_CURRENT_CONTEXT(ctx);
   if (target == GL_PROXY_TEXTURE_2D) {
      /* don't compile, execute immediately */
      CALL_TexImage2D(ctx->Exec, (target, level, components, width,
                                  height, border, format, type, pixels));
   }
   else {
      Node *n;
      ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
      n = alloc_instruction(ctx, OPCODE_TEX_IMAGE2D, 8 + POINTER_DWORDS);
      if (n) {
         n[1].e = target;
         n[2].i = level;
         n[3].i = components;
         n[4].i = (GLint) width;
         n[5].i = (GLint) height;
         n[6].i = border;
         n[7].e = format;
         n[8].e = type;
         save_pointer(&n[9],
                      unpack_image(ctx, 2, width, height, 1, format, type,
                                   pixels, &ctx->Unpack));
      }
      if (ctx->ExecuteFlag) {
         CALL_TexImage2D(ctx->Exec, (target, level, components, width,
                                     height, border, format, type, pixels));
      }
   }
}


static void GLAPIENTRY
save_TexImage3D(GLenum target,
                GLint level, GLint internalFormat,
                GLsizei width, GLsizei height, GLsizei depth,
                GLint border,
                GLenum format, GLenum type, const GLvoid * pixels)
{
   GET_CURRENT_CONTEXT(ctx);
   if (target == GL_PROXY_TEXTURE_3D) {
      /* don't compile, execute immediately */
      CALL_TexImage3D(ctx->Exec, (target, level, internalFormat, width,
                                  height, depth, border, format, type,
                                  pixels));
   }
   else {
      Node *n;
      ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
      n = alloc_instruction(ctx, OPCODE_TEX_IMAGE3D, 9 + POINTER_DWORDS);
      if (n) {
         n[1].e = target;
         n[2].i = level;
         n[3].i = (GLint) internalFormat;
         n[4].i = (GLint) width;
         n[5].i = (GLint) height;
         n[6].i = (GLint) depth;
         n[7].i = border;
         n[8].e = format;
         n[9].e = type;
         save_pointer(&n[10],
                      unpack_image(ctx, 3, width, height, depth, format, type,
                                   pixels, &ctx->Unpack));
      }
      if (ctx->ExecuteFlag) {
         CALL_TexImage3D(ctx->Exec, (target, level, internalFormat, width,
                                     height, depth, border, format, type,
                                     pixels));
      }
   }
}


static void GLAPIENTRY
save_TexSubImage1D(GLenum target, GLint level, GLint xoffset,
                   GLsizei width, GLenum format, GLenum type,
                   const GLvoid * pixels)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;

   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_TEX_SUB_IMAGE1D, 6 + POINTER_DWORDS);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = (GLint) width;
      n[5].e = format;
      n[6].e = type;
      save_pointer(&n[7],
                   unpack_image(ctx, 1, width, 1, 1, format, type,
                                pixels, &ctx->Unpack));
   }
   if (ctx->ExecuteFlag) {
      CALL_TexSubImage1D(ctx->Exec, (target, level, xoffset, width,
                                     format, type, pixels));
   }
}


static void GLAPIENTRY
save_TexSubImage2D(GLenum target, GLint level,
                   GLint xoffset, GLint yoffset,
                   GLsizei width, GLsizei height,
                   GLenum format, GLenum type, const GLvoid * pixels)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;

   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_TEX_SUB_IMAGE2D, 8 + POINTER_DWORDS);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = yoffset;
      n[5].i = (GLint) width;
      n[6].i = (GLint) height;
      n[7].e = format;
      n[8].e = type;
      save_pointer(&n[9],
                   unpack_image(ctx, 2, width, height, 1, format, type,
                                pixels, &ctx->Unpack));
   }
   if (ctx->ExecuteFlag) {
      CALL_TexSubImage2D(ctx->Exec, (target, level, xoffset, yoffset,
                                     width, height, format, type, pixels));
   }
}


static void GLAPIENTRY
save_TexSubImage3D(GLenum target, GLint level,
                   GLint xoffset, GLint yoffset, GLint zoffset,
                   GLsizei width, GLsizei height, GLsizei depth,
                   GLenum format, GLenum type, const GLvoid * pixels)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;

   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_TEX_SUB_IMAGE3D, 10 + POINTER_DWORDS);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = yoffset;
      n[5].i = zoffset;
      n[6].i = (GLint) width;
      n[7].i = (GLint) height;
      n[8].i = (GLint) depth;
      n[9].e = format;
      n[10].e = type;
      save_pointer(&n[11],
                   unpack_image(ctx, 3, width, height, depth, format, type,
                                pixels, &ctx->Unpack));
   }
   if (ctx->ExecuteFlag) {
      CALL_TexSubImage3D(ctx->Exec, (target, level,
                                     xoffset, yoffset, zoffset,
                                     width, height, depth, format, type,
                                     pixels));
   }
}


static void GLAPIENTRY
save_Translatef(GLfloat x, GLfloat y, GLfloat z)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_TRANSLATE, 3);
   if (n) {
      n[1].f = x;
      n[2].f = y;
      n[3].f = z;
   }
   if (ctx->ExecuteFlag) {
      CALL_Translatef(ctx->Exec, (x, y, z));
   }
}


static void GLAPIENTRY
save_Translated(GLdouble x, GLdouble y, GLdouble z)
{
   save_Translatef((GLfloat) x, (GLfloat) y, (GLfloat) z);
}



static void GLAPIENTRY
save_Viewport(GLint x, GLint y, GLsizei width, GLsizei height)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_VIEWPORT, 4);
   if (n) {
      n[1].i = x;
      n[2].i = y;
      n[3].i = (GLint) width;
      n[4].i = (GLint) height;
   }
   if (ctx->ExecuteFlag) {
      CALL_Viewport(ctx->Exec, (x, y, width, height));
   }
}


static void GLAPIENTRY
save_WindowPos4fMESA(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_WINDOW_POS, 4);
   if (n) {
      n[1].f = x;
      n[2].f = y;
      n[3].f = z;
      n[4].f = w;
   }
   if (ctx->ExecuteFlag) {
      CALL_WindowPos4fMESA(ctx->Exec, (x, y, z, w));
   }
}

static void GLAPIENTRY
save_WindowPos2dMESA(GLdouble x, GLdouble y)
{
   save_WindowPos4fMESA((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);
}

static void GLAPIENTRY
save_WindowPos2fMESA(GLfloat x, GLfloat y)
{
   save_WindowPos4fMESA(x, y, 0.0F, 1.0F);
}

static void GLAPIENTRY
save_WindowPos2iMESA(GLint x, GLint y)
{
   save_WindowPos4fMESA((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);
}

static void GLAPIENTRY
save_WindowPos2sMESA(GLshort x, GLshort y)
{
   save_WindowPos4fMESA(x, y, 0.0F, 1.0F);
}

static void GLAPIENTRY
save_WindowPos3dMESA(GLdouble x, GLdouble y, GLdouble z)
{
   save_WindowPos4fMESA((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);
}

static void GLAPIENTRY
save_WindowPos3fMESA(GLfloat x, GLfloat y, GLfloat z)
{
   save_WindowPos4fMESA(x, y, z, 1.0F);
}

static void GLAPIENTRY
save_WindowPos3iMESA(GLint x, GLint y, GLint z)
{
   save_WindowPos4fMESA((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);
}

static void GLAPIENTRY
save_WindowPos3sMESA(GLshort x, GLshort y, GLshort z)
{
   save_WindowPos4fMESA(x, y, z, 1.0F);
}

static void GLAPIENTRY
save_WindowPos4dMESA(GLdouble x, GLdouble y, GLdouble z, GLdouble w)
{
   save_WindowPos4fMESA((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
}

static void GLAPIENTRY
save_WindowPos4iMESA(GLint x, GLint y, GLint z, GLint w)
{
   save_WindowPos4fMESA((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
}

static void GLAPIENTRY
save_WindowPos4sMESA(GLshort x, GLshort y, GLshort z, GLshort w)
{
   save_WindowPos4fMESA(x, y, z, w);
}

static void GLAPIENTRY
save_WindowPos2dvMESA(const GLdouble * v)
{
   save_WindowPos4fMESA((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);
}

static void GLAPIENTRY
save_WindowPos2fvMESA(const GLfloat * v)
{
   save_WindowPos4fMESA(v[0], v[1], 0.0F, 1.0F);
}

static void GLAPIENTRY
save_WindowPos2ivMESA(const GLint * v)
{
   save_WindowPos4fMESA((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);
}

static void GLAPIENTRY
save_WindowPos2svMESA(const GLshort * v)
{
   save_WindowPos4fMESA(v[0], v[1], 0.0F, 1.0F);
}

static void GLAPIENTRY
save_WindowPos3dvMESA(const GLdouble * v)
{
   save_WindowPos4fMESA((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);
}

static void GLAPIENTRY
save_WindowPos3fvMESA(const GLfloat * v)
{
   save_WindowPos4fMESA(v[0], v[1], v[2], 1.0F);
}

static void GLAPIENTRY
save_WindowPos3ivMESA(const GLint * v)
{
   save_WindowPos4fMESA((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);
}

static void GLAPIENTRY
save_WindowPos3svMESA(const GLshort * v)
{
   save_WindowPos4fMESA(v[0], v[1], v[2], 1.0F);
}

static void GLAPIENTRY
save_WindowPos4dvMESA(const GLdouble * v)
{
   save_WindowPos4fMESA((GLfloat) v[0], (GLfloat) v[1],
                        (GLfloat) v[2], (GLfloat) v[3]);
}

static void GLAPIENTRY
save_WindowPos4fvMESA(const GLfloat * v)
{
   save_WindowPos4fMESA(v[0], v[1], v[2], v[3]);
}

static void GLAPIENTRY
save_WindowPos4ivMESA(const GLint * v)
{
   save_WindowPos4fMESA((GLfloat) v[0], (GLfloat) v[1],
                        (GLfloat) v[2], (GLfloat) v[3]);
}

static void GLAPIENTRY
save_WindowPos4svMESA(const GLshort * v)
{
   save_WindowPos4fMESA(v[0], v[1], v[2], v[3]);
}



/* GL_ARB_multitexture */
static void GLAPIENTRY
save_ActiveTextureARB(GLenum target)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_ACTIVE_TEXTURE, 1);
   if (n) {
      n[1].e = target;
   }
   if (ctx->ExecuteFlag) {
      CALL_ActiveTexture(ctx->Exec, (target));
   }
}


/* GL_ARB_transpose_matrix */

static void GLAPIENTRY
save_LoadTransposeMatrixdARB(const GLdouble m[16])
{
   GLfloat tm[16];
   _math_transposefd(tm, m);
   save_LoadMatrixf(tm);
}


static void GLAPIENTRY
save_LoadTransposeMatrixfARB(const GLfloat m[16])
{
   GLfloat tm[16];
   _math_transposef(tm, m);
   save_LoadMatrixf(tm);
}


static void GLAPIENTRY
save_MultTransposeMatrixdARB(const GLdouble m[16])
{
   GLfloat tm[16];
   _math_transposefd(tm, m);
   save_MultMatrixf(tm);
}


static void GLAPIENTRY
save_MultTransposeMatrixfARB(const GLfloat m[16])
{
   GLfloat tm[16];
   _math_transposef(tm, m);
   save_MultMatrixf(tm);
}

static GLvoid *copy_data(const GLvoid *data, GLsizei size, const char *func)
{
   GET_CURRENT_CONTEXT(ctx);
   GLvoid *image;

   if (!data)
      return NULL;

   image = malloc(size);
   if (!image) {
      _mesa_error(ctx, GL_OUT_OF_MEMORY, "%s", func);
      return NULL;
   }
   memcpy(image, data, size);

   return image;
}


/* GL_ARB_texture_compression */
static void GLAPIENTRY
save_CompressedTexImage1DARB(GLenum target, GLint level,
                             GLenum internalFormat, GLsizei width,
                             GLint border, GLsizei imageSize,
                             const GLvoid * data)
{
   GET_CURRENT_CONTEXT(ctx);
   if (target == GL_PROXY_TEXTURE_1D) {
      /* don't compile, execute immediately */
      CALL_CompressedTexImage1D(ctx->Exec, (target, level, internalFormat,
                                               width, border, imageSize,
                                               data));
   }
   else {
      Node *n;
      ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

      n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_IMAGE_1D,
                            6 + POINTER_DWORDS);
      if (n) {
         n[1].e = target;
         n[2].i = level;
         n[3].e = internalFormat;
         n[4].i = (GLint) width;
         n[5].i = border;
         n[6].i = imageSize;
         save_pointer(&n[7],
                      copy_data(data, imageSize, "glCompressedTexImage1DARB"));
      }
      if (ctx->ExecuteFlag) {
         CALL_CompressedTexImage1D(ctx->Exec,
                                      (target, level, internalFormat, width,
                                       border, imageSize, data));
      }
   }
}


static void GLAPIENTRY
save_CompressedTexImage2DARB(GLenum target, GLint level,
                             GLenum internalFormat, GLsizei width,
                             GLsizei height, GLint border, GLsizei imageSize,
                             const GLvoid * data)
{
   GET_CURRENT_CONTEXT(ctx);
   if (target == GL_PROXY_TEXTURE_2D) {
      /* don't compile, execute immediately */
      CALL_CompressedTexImage2D(ctx->Exec, (target, level, internalFormat,
                                               width, height, border,
                                               imageSize, data));
   }
   else {
      Node *n;
      ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

      n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_IMAGE_2D,
                            7 + POINTER_DWORDS);
      if (n) {
         n[1].e = target;
         n[2].i = level;
         n[3].e = internalFormat;
         n[4].i = (GLint) width;
         n[5].i = (GLint) height;
         n[6].i = border;
         n[7].i = imageSize;
         save_pointer(&n[8],
                      copy_data(data, imageSize, "glCompressedTexImage2DARB"));
      }
      if (ctx->ExecuteFlag) {
         CALL_CompressedTexImage2D(ctx->Exec,
                                      (target, level, internalFormat, width,
                                       height, border, imageSize, data));
      }
   }
}


static void GLAPIENTRY
save_CompressedTexImage3DARB(GLenum target, GLint level,
                             GLenum internalFormat, GLsizei width,
                             GLsizei height, GLsizei depth, GLint border,
                             GLsizei imageSize, const GLvoid * data)
{
   GET_CURRENT_CONTEXT(ctx);
   if (target == GL_PROXY_TEXTURE_3D) {
      /* don't compile, execute immediately */
      CALL_CompressedTexImage3D(ctx->Exec, (target, level, internalFormat,
                                               width, height, depth, border,
                                               imageSize, data));
   }
   else {
      Node *n;
      ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

      n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_IMAGE_3D,
                            8 + POINTER_DWORDS);
      if (n) {
         n[1].e = target;
         n[2].i = level;
         n[3].e = internalFormat;
         n[4].i = (GLint) width;
         n[5].i = (GLint) height;
         n[6].i = (GLint) depth;
         n[7].i = border;
         n[8].i = imageSize;
         save_pointer(&n[9],
                      copy_data(data, imageSize, "glCompressedTexImage3DARB"));
      }
      if (ctx->ExecuteFlag) {
         CALL_CompressedTexImage3D(ctx->Exec,
                                      (target, level, internalFormat, width,
                                       height, depth, border, imageSize,
                                       data));
      }
   }
}


static void GLAPIENTRY
save_CompressedTexSubImage1DARB(GLenum target, GLint level, GLint xoffset,
                                GLsizei width, GLenum format,
                                GLsizei imageSize, const GLvoid * data)
{
   Node *n;
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_SUB_IMAGE_1D,
                         6 + POINTER_DWORDS);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = (GLint) width;
      n[5].e = format;
      n[6].i = imageSize;
      save_pointer(&n[7],
                   copy_data(data, imageSize, "glCompressedTexSubImage1DARB"));
   }
   if (ctx->ExecuteFlag) {
      CALL_CompressedTexSubImage1D(ctx->Exec, (target, level, xoffset,
                                                  width, format, imageSize,
                                                  data));
   }
}


static void GLAPIENTRY
save_CompressedTexSubImage2DARB(GLenum target, GLint level, GLint xoffset,
                                GLint yoffset, GLsizei width, GLsizei height,
                                GLenum format, GLsizei imageSize,
                                const GLvoid * data)
{
   Node *n;
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_SUB_IMAGE_2D,
                         8 + POINTER_DWORDS);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = yoffset;
      n[5].i = (GLint) width;
      n[6].i = (GLint) height;
      n[7].e = format;
      n[8].i = imageSize;
      save_pointer(&n[9],
                   copy_data(data, imageSize, "glCompressedTexSubImage2DARB"));
   }
   if (ctx->ExecuteFlag) {
      CALL_CompressedTexSubImage2D(ctx->Exec,
                                      (target, level, xoffset, yoffset, width,
                                       height, format, imageSize, data));
   }
}


static void GLAPIENTRY
save_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset,
                                GLint yoffset, GLint zoffset, GLsizei width,
                                GLsizei height, GLsizei depth, GLenum format,
                                GLsizei imageSize, const GLvoid * data)
{
   Node *n;
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_SUB_IMAGE_3D,
                         10 + POINTER_DWORDS);
   if (n) {
      n[1].e = target;
      n[2].i = level;
      n[3].i = xoffset;
      n[4].i = yoffset;
      n[5].i = zoffset;
      n[6].i = (GLint) width;
      n[7].i = (GLint) height;
      n[8].i = (GLint) depth;
      n[9].e = format;
      n[10].i = imageSize;
      save_pointer(&n[11],
                   copy_data(data, imageSize, "glCompressedTexSubImage3DARB"));
   }
   if (ctx->ExecuteFlag) {
      CALL_CompressedTexSubImage3D(ctx->Exec,
                                      (target, level, xoffset, yoffset,
                                       zoffset, width, height, depth, format,
                                       imageSize, data));
   }
}


/* GL_ARB_multisample */
static void GLAPIENTRY
save_SampleCoverageARB(GLclampf value, GLboolean invert)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_SAMPLE_COVERAGE, 2);
   if (n) {
      n[1].f = value;
      n[2].b = invert;
   }
   if (ctx->ExecuteFlag) {
      CALL_SampleCoverage(ctx->Exec, (value, invert));
   }
}


/*
 * GL_ARB_vertex_program
 */
static void GLAPIENTRY
save_BindProgramARB(GLenum target, GLuint id)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BIND_PROGRAM_ARB, 2);
   if (n) {
      n[1].e = target;
      n[2].ui = id;
   }
   if (ctx->ExecuteFlag) {
      CALL_BindProgramARB(ctx->Exec, (target, id));
   }
}

static void GLAPIENTRY
save_ProgramEnvParameter4fARB(GLenum target, GLuint index,
                              GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PROGRAM_ENV_PARAMETER_ARB, 6);
   if (n) {
      n[1].e = target;
      n[2].ui = index;
      n[3].f = x;
      n[4].f = y;
      n[5].f = z;
      n[6].f = w;
   }
   if (ctx->ExecuteFlag) {
      CALL_ProgramEnvParameter4fARB(ctx->Exec, (target, index, x, y, z, w));
   }
}


static void GLAPIENTRY
save_ProgramEnvParameter4fvARB(GLenum target, GLuint index,
                               const GLfloat *params)
{
   save_ProgramEnvParameter4fARB(target, index, params[0], params[1],
                                 params[2], params[3]);
}


static void GLAPIENTRY
save_ProgramEnvParameters4fvEXT(GLenum target, GLuint index, GLsizei count,
                                const GLfloat * params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   if (count > 0) {
      GLint i;
      const GLfloat * p = params;

      for (i = 0 ; i < count ; i++) {
         n = alloc_instruction(ctx, OPCODE_PROGRAM_ENV_PARAMETER_ARB, 6);
         if (n) {
            n[1].e = target;
            n[2].ui = index;
            n[3].f = p[0];
            n[4].f = p[1];
            n[5].f = p[2];
            n[6].f = p[3];
            p += 4;
         }
      }
   }

   if (ctx->ExecuteFlag) {
      CALL_ProgramEnvParameters4fvEXT(ctx->Exec, (target, index, count, params));
   }
}


static void GLAPIENTRY
save_ProgramEnvParameter4dARB(GLenum target, GLuint index,
                              GLdouble x, GLdouble y, GLdouble z, GLdouble w)
{
   save_ProgramEnvParameter4fARB(target, index,
                                 (GLfloat) x,
                                 (GLfloat) y, (GLfloat) z, (GLfloat) w);
}


static void GLAPIENTRY
save_ProgramEnvParameter4dvARB(GLenum target, GLuint index,
                               const GLdouble *params)
{
   save_ProgramEnvParameter4fARB(target, index,
                                 (GLfloat) params[0],
                                 (GLfloat) params[1],
                                 (GLfloat) params[2], (GLfloat) params[3]);
}


static void GLAPIENTRY
save_ProgramLocalParameter4fARB(GLenum target, GLuint index,
                                GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PROGRAM_LOCAL_PARAMETER_ARB, 6);
   if (n) {
      n[1].e = target;
      n[2].ui = index;
      n[3].f = x;
      n[4].f = y;
      n[5].f = z;
      n[6].f = w;
   }
   if (ctx->ExecuteFlag) {
      CALL_ProgramLocalParameter4fARB(ctx->Exec, (target, index, x, y, z, w));
   }
}


static void GLAPIENTRY
save_ProgramLocalParameter4fvARB(GLenum target, GLuint index,
                                 const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PROGRAM_LOCAL_PARAMETER_ARB, 6);
   if (n) {
      n[1].e = target;
      n[2].ui = index;
      n[3].f = params[0];
      n[4].f = params[1];
      n[5].f = params[2];
      n[6].f = params[3];
   }
   if (ctx->ExecuteFlag) {
      CALL_ProgramLocalParameter4fvARB(ctx->Exec, (target, index, params));
   }
}


static void GLAPIENTRY
save_ProgramLocalParameters4fvEXT(GLenum target, GLuint index, GLsizei count,
                                  const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   if (count > 0) {
      GLint i;
      const GLfloat * p = params;

      for (i = 0 ; i < count ; i++) {
         n = alloc_instruction(ctx, OPCODE_PROGRAM_LOCAL_PARAMETER_ARB, 6);
         if (n) {
            n[1].e = target;
            n[2].ui = index;
            n[3].f = p[0];
            n[4].f = p[1];
            n[5].f = p[2];
            n[6].f = p[3];
            p += 4;
         }
      }
   }

   if (ctx->ExecuteFlag) {
      CALL_ProgramLocalParameters4fvEXT(ctx->Exec, (target, index, count, params));
   }
}


static void GLAPIENTRY
save_ProgramLocalParameter4dARB(GLenum target, GLuint index,
                                GLdouble x, GLdouble y,
                                GLdouble z, GLdouble w)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PROGRAM_LOCAL_PARAMETER_ARB, 6);
   if (n) {
      n[1].e = target;
      n[2].ui = index;
      n[3].f = (GLfloat) x;
      n[4].f = (GLfloat) y;
      n[5].f = (GLfloat) z;
      n[6].f = (GLfloat) w;
   }
   if (ctx->ExecuteFlag) {
      CALL_ProgramLocalParameter4dARB(ctx->Exec, (target, index, x, y, z, w));
   }
}


static void GLAPIENTRY
save_ProgramLocalParameter4dvARB(GLenum target, GLuint index,
                                 const GLdouble *params)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PROGRAM_LOCAL_PARAMETER_ARB, 6);
   if (n) {
      n[1].e = target;
      n[2].ui = index;
      n[3].f = (GLfloat) params[0];
      n[4].f = (GLfloat) params[1];
      n[5].f = (GLfloat) params[2];
      n[6].f = (GLfloat) params[3];
   }
   if (ctx->ExecuteFlag) {
      CALL_ProgramLocalParameter4dvARB(ctx->Exec, (target, index, params));
   }
}


/* GL_EXT_stencil_two_side */
static void GLAPIENTRY
save_ActiveStencilFaceEXT(GLenum face)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_ACTIVE_STENCIL_FACE_EXT, 1);
   if (n) {
      n[1].e = face;
   }
   if (ctx->ExecuteFlag) {
      CALL_ActiveStencilFaceEXT(ctx->Exec, (face));
   }
}


/* GL_EXT_depth_bounds_test */
static void GLAPIENTRY
save_DepthBoundsEXT(GLclampd zmin, GLclampd zmax)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_DEPTH_BOUNDS_EXT, 2);
   if (n) {
      n[1].f = (GLfloat) zmin;
      n[2].f = (GLfloat) zmax;
   }
   if (ctx->ExecuteFlag) {
      CALL_DepthBoundsEXT(ctx->Exec, (zmin, zmax));
   }
}



static void GLAPIENTRY
save_ProgramStringARB(GLenum target, GLenum format, GLsizei len,
                      const GLvoid * string)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;

   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);

   n = alloc_instruction(ctx, OPCODE_PROGRAM_STRING_ARB, 3 + POINTER_DWORDS);
   if (n) {
      GLubyte *programCopy = malloc(len);
      if (!programCopy) {
         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glProgramStringARB");
         return;
      }
      memcpy(programCopy, string, len);
      n[1].e = target;
      n[2].e = format;
      n[3].i = len;
      save_pointer(&n[4], programCopy);
   }
   if (ctx->ExecuteFlag) {
      CALL_ProgramStringARB(ctx->Exec, (target, format, len, string));
   }
}


static void GLAPIENTRY
save_BeginQueryARB(GLenum target, GLuint id)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BEGIN_QUERY_ARB, 2);
   if (n) {
      n[1].e = target;
      n[2].ui = id;
   }
   if (ctx->ExecuteFlag) {
      CALL_BeginQuery(ctx->Exec, (target, id));
   }
}

static void GLAPIENTRY
save_EndQueryARB(GLenum target)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_END_QUERY_ARB, 1);
   if (n) {
      n[1].e = target;
   }
   if (ctx->ExecuteFlag) {
      CALL_EndQuery(ctx->Exec, (target));
   }
}

static void GLAPIENTRY
save_QueryCounter(GLuint id, GLenum target)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_QUERY_COUNTER, 2);
   if (n) {
      n[1].ui = id;
      n[2].e = target;
   }
   if (ctx->ExecuteFlag) {
      CALL_QueryCounter(ctx->Exec, (id, target));
   }
}

static void GLAPIENTRY
save_BeginQueryIndexed(GLenum target, GLuint index, GLuint id)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BEGIN_QUERY_INDEXED, 3);
   if (n) {
      n[1].e = target;
      n[2].ui = index;
      n[3].ui = id;
   }
   if (ctx->ExecuteFlag) {
      CALL_BeginQueryIndexed(ctx->Exec, (target, index, id));
   }
}

static void GLAPIENTRY
save_EndQueryIndexed(GLenum target, GLuint index)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_END_QUERY_INDEXED, 2);
   if (n) {
      n[1].e = target;
      n[2].ui = index;
   }
   if (ctx->ExecuteFlag) {
      CALL_EndQueryIndexed(ctx->Exec, (target, index));
   }
}


static void GLAPIENTRY
save_DrawBuffersARB(GLsizei count, const GLenum * buffers)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_DRAW_BUFFERS_ARB, 1 + MAX_DRAW_BUFFERS);
   if (n) {
      GLint i;
      n[1].i = count;
      if (count > MAX_DRAW_BUFFERS)
         count = MAX_DRAW_BUFFERS;
      for (i = 0; i < count; i++) {
         n[2 + i].e = buffers[i];
      }
   }
   if (ctx->ExecuteFlag) {
      CALL_DrawBuffers(ctx->Exec, (count, buffers));
   }
}

static void GLAPIENTRY
save_BindFragmentShaderATI(GLuint id)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;

   n = alloc_instruction(ctx, OPCODE_BIND_FRAGMENT_SHADER_ATI, 1);
   if (n) {
      n[1].ui = id;
   }
   if (ctx->ExecuteFlag) {
      CALL_BindFragmentShaderATI(ctx->Exec, (id));
   }
}

static void GLAPIENTRY
save_SetFragmentShaderConstantATI(GLuint dst, const GLfloat *value)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;

   n = alloc_instruction(ctx, OPCODE_SET_FRAGMENT_SHADER_CONSTANTS_ATI, 5);
   if (n) {
      n[1].ui = dst;
      n[2].f = value[0];
      n[3].f = value[1];
      n[4].f = value[2];
      n[5].f = value[3];
   }
   if (ctx->ExecuteFlag) {
      CALL_SetFragmentShaderConstantATI(ctx->Exec, (dst, value));
   }
}

static void GLAPIENTRY
save_Attr1fNV(GLenum attr, GLfloat x)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_ATTR_1F_NV, 2);
   if (n) {
      n[1].e = attr;
      n[2].f = x;
   }

   assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
   ctx->ListState.ActiveAttribSize[attr] = 1;
   ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, 0, 0, 1);

   if (ctx->ExecuteFlag) {
      CALL_VertexAttrib1fNV(ctx->Exec, (attr, x));
   }
}

static void GLAPIENTRY
save_Attr2fNV(GLenum attr, GLfloat x, GLfloat y)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_ATTR_2F_NV, 3);
   if (n) {
      n[1].e = attr;
      n[2].f = x;
      n[3].f = y;
   }

   assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
   ctx->ListState.ActiveAttribSize[attr] = 2;
   ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, 0, 1);

   if (ctx->ExecuteFlag) {
      CALL_VertexAttrib2fNV(ctx->Exec, (attr, x, y));
   }
}

static void GLAPIENTRY
save_Attr3fNV(GLenum attr, GLfloat x, GLfloat y, GLfloat z)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_ATTR_3F_NV, 4);
   if (n) {
      n[1].e = attr;
      n[2].f = x;
      n[3].f = y;
      n[4].f = z;
   }

   assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
   ctx->ListState.ActiveAttribSize[attr] = 3;
   ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, z, 1);

   if (ctx->ExecuteFlag) {
      CALL_VertexAttrib3fNV(ctx->Exec, (attr, x, y, z));
   }
}

static void GLAPIENTRY
save_Attr4fNV(GLenum attr, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_ATTR_4F_NV, 5);
   if (n) {
      n[1].e = attr;
      n[2].f = x;
      n[3].f = y;
      n[4].f = z;
      n[5].f = w;
   }

   assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
   ctx->ListState.ActiveAttribSize[attr] = 4;
   ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, z, w);

   if (ctx->ExecuteFlag) {
      CALL_VertexAttrib4fNV(ctx->Exec, (attr, x, y, z, w));
   }
}


static void GLAPIENTRY
save_Attr1fARB(GLenum attr, GLfloat x)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_ATTR_1F_ARB, 2);
   if (n) {
      n[1].e = attr;
      n[2].f = x;
   }

   assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
   ctx->ListState.ActiveAttribSize[attr] = 1;
   ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, 0, 0, 1);

   if (ctx->ExecuteFlag) {
      CALL_VertexAttrib1fARB(ctx->Exec, (attr, x));
   }
}

static void GLAPIENTRY
save_Attr2fARB(GLenum attr, GLfloat x, GLfloat y)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_ATTR_2F_ARB, 3);
   if (n) {
      n[1].e = attr;
      n[2].f = x;
      n[3].f = y;
   }

   assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
   ctx->ListState.ActiveAttribSize[attr] = 2;
   ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, 0, 1);

   if (ctx->ExecuteFlag) {
      CALL_VertexAttrib2fARB(ctx->Exec, (attr, x, y));
   }
}

static void GLAPIENTRY
save_Attr3fARB(GLenum attr, GLfloat x, GLfloat y, GLfloat z)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_ATTR_3F_ARB, 4);
   if (n) {
      n[1].e = attr;
      n[2].f = x;
      n[3].f = y;
      n[4].f = z;
   }

   assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
   ctx->ListState.ActiveAttribSize[attr] = 3;
   ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, z, 1);

   if (ctx->ExecuteFlag) {
      CALL_VertexAttrib3fARB(ctx->Exec, (attr, x, y, z));
   }
}

static void GLAPIENTRY
save_Attr4fARB(GLenum attr, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_ATTR_4F_ARB, 5);
   if (n) {
      n[1].e = attr;
      n[2].f = x;
      n[3].f = y;
      n[4].f = z;
      n[5].f = w;
   }

   assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
   ctx->ListState.ActiveAttribSize[attr] = 4;
   ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, z, w);

   if (ctx->ExecuteFlag) {
      CALL_VertexAttrib4fARB(ctx->Exec, (attr, x, y, z, w));
   }
}


static void GLAPIENTRY
save_EvalCoord1f(GLfloat x)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_EVAL_C1, 1);
   if (n) {
      n[1].f = x;
   }
   if (ctx->ExecuteFlag) {
      CALL_EvalCoord1f(ctx->Exec, (x));
   }
}

static void GLAPIENTRY
save_EvalCoord1fv(const GLfloat * v)
{
   save_EvalCoord1f(v[0]);
}

static void GLAPIENTRY
save_EvalCoord2f(GLfloat x, GLfloat y)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_EVAL_C2, 2);
   if (n) {
      n[1].f = x;
      n[2].f = y;
   }
   if (ctx->ExecuteFlag) {
      CALL_EvalCoord2f(ctx->Exec, (x, y));
   }
}

static void GLAPIENTRY
save_EvalCoord2fv(const GLfloat * v)
{
   save_EvalCoord2f(v[0], v[1]);
}


static void GLAPIENTRY
save_EvalPoint1(GLint x)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_EVAL_P1, 1);
   if (n) {
      n[1].i = x;
   }
   if (ctx->ExecuteFlag) {
      CALL_EvalPoint1(ctx->Exec, (x));
   }
}

static void GLAPIENTRY
save_EvalPoint2(GLint x, GLint y)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   SAVE_FLUSH_VERTICES(ctx);
   n = alloc_instruction(ctx, OPCODE_EVAL_P2, 2);
   if (n) {
      n[1].i = x;
      n[2].i = y;
   }
   if (ctx->ExecuteFlag) {
      CALL_EvalPoint2(ctx->Exec, (x, y));
   }
}

static void GLAPIENTRY
save_Indexf(GLfloat x)
{
   save_Attr1fNV(VERT_ATTRIB_COLOR_INDEX, x);
}

static void GLAPIENTRY
save_Indexfv(const GLfloat * v)
{
   save_Attr1fNV(VERT_ATTRIB_COLOR_INDEX, v[0]);
}

static void GLAPIENTRY
save_EdgeFlag(GLboolean x)
{
   save_Attr1fNV(VERT_ATTRIB_EDGEFLAG, x ? 1.0f : 0.0f);
}


/**
 * Compare 'count' elements of vectors 'a' and 'b'.
 * \return GL_TRUE if equal, GL_FALSE if different.
 */
static inline GLboolean
compare_vec(const GLfloat *a, const GLfloat *b, GLuint count)
{
   return memcmp( a, b, count * sizeof(GLfloat) ) == 0;
}


/**
 * This glMaterial function is used for glMaterial calls that are outside
 * a glBegin/End pair.  For glMaterial inside glBegin/End, see the VBO code.
 */
static void GLAPIENTRY
save_Materialfv(GLenum face, GLenum pname, const GLfloat * param)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   int args, i;
   GLuint bitmask;

   switch (face) {
   case GL_BACK:
   case GL_FRONT:
   case GL_FRONT_AND_BACK:
      break;
   default:
      _mesa_compile_error(ctx, GL_INVALID_ENUM, "glMaterial(face)");
      return;
   }

   switch (pname) {
   case GL_EMISSION:
   case GL_AMBIENT:
   case GL_DIFFUSE:
   case GL_SPECULAR:
   case GL_AMBIENT_AND_DIFFUSE:
      args = 4;
      break;
   case GL_SHININESS:
      args = 1;
      break;
   case GL_COLOR_INDEXES:
      args = 3;
      break;
   default:
      _mesa_compile_error(ctx, GL_INVALID_ENUM, "glMaterial(pname)");
      return;
   }

   if (ctx->ExecuteFlag) {
      CALL_Materialfv(ctx->Exec, (face, pname, param));
   }

   bitmask = _mesa_material_bitmask(ctx, face, pname, ~0, NULL);

   /* Try to eliminate redundant statechanges.  Because it is legal to
    * call glMaterial even inside begin/end calls, don't need to worry
    * about ctx->Driver.CurrentSavePrimitive here.
    */
   for (i = 0; i < MAT_ATTRIB_MAX; i++) {
      if (bitmask & (1 << i)) {
         if (ctx->ListState.ActiveMaterialSize[i] == args &&
             compare_vec(ctx->ListState.CurrentMaterial[i], param, args)) {
            /* no change in material value */
            bitmask &= ~(1 << i);
         }
         else {
            ctx->ListState.ActiveMaterialSize[i] = args;
            COPY_SZ_4V(ctx->ListState.CurrentMaterial[i], args, param);
         }
      }
   }

   /* If this call has no effect, return early */
   if (bitmask == 0)
      return;

   SAVE_FLUSH_VERTICES(ctx);

   n = alloc_instruction(ctx, OPCODE_MATERIAL, 6);
   if (n) {
      n[1].e = face;
      n[2].e = pname;
      for (i = 0; i < args; i++)
         n[3 + i].f = param[i];
   }
}

static void GLAPIENTRY
save_Begin(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);

   if (!_mesa_is_valid_prim_mode(ctx, mode)) {
      /* compile this error into the display list */
      _mesa_compile_error(ctx, GL_INVALID_ENUM, "glBegin(mode)");
   }
   else if (_mesa_inside_dlist_begin_end(ctx)) {
      /* compile this error into the display list */
      _mesa_compile_error(ctx, GL_INVALID_OPERATION, "recursive glBegin");
   }
   else {
      ctx->Driver.CurrentSavePrimitive = mode;

      vbo_save_NotifyBegin(ctx, mode);
   }
}

static void GLAPIENTRY
save_End(void)
{
   GET_CURRENT_CONTEXT(ctx);
   SAVE_FLUSH_VERTICES(ctx);
   (void) alloc_instruction(ctx, OPCODE_END, 0);
   ctx->Driver.CurrentSavePrimitive = PRIM_OUTSIDE_BEGIN_END;
   if (ctx->ExecuteFlag) {
      CALL_End(ctx->Exec, ());
   }
}

static void GLAPIENTRY
save_Rectf(GLfloat a, GLfloat b, GLfloat c, GLfloat d)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_RECTF, 4);
   if (n) {
      n[1].f = a;
      n[2].f = b;
      n[3].f = c;
      n[4].f = d;
   }
   if (ctx->ExecuteFlag) {
      CALL_Rectf(ctx->Exec, (a, b, c, d));
   }
}


static void GLAPIENTRY
save_Vertex2f(GLfloat x, GLfloat y)
{
   save_Attr2fNV(VERT_ATTRIB_POS, x, y);
}

static void GLAPIENTRY
save_Vertex2fv(const GLfloat * v)
{
   save_Attr2fNV(VERT_ATTRIB_POS, v[0], v[1]);
}

static void GLAPIENTRY
save_Vertex3f(GLfloat x, GLfloat y, GLfloat z)
{
   save_Attr3fNV(VERT_ATTRIB_POS, x, y, z);
}

static void GLAPIENTRY
save_Vertex3fv(const GLfloat * v)
{
   save_Attr3fNV(VERT_ATTRIB_POS, v[0], v[1], v[2]);
}

static void GLAPIENTRY
save_Vertex4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   save_Attr4fNV(VERT_ATTRIB_POS, x, y, z, w);
}

static void GLAPIENTRY
save_Vertex4fv(const GLfloat * v)
{
   save_Attr4fNV(VERT_ATTRIB_POS, v[0], v[1], v[2], v[3]);
}

static void GLAPIENTRY
save_TexCoord1f(GLfloat x)
{
   save_Attr1fNV(VERT_ATTRIB_TEX0, x);
}

static void GLAPIENTRY
save_TexCoord1fv(const GLfloat * v)
{
   save_Attr1fNV(VERT_ATTRIB_TEX0, v[0]);
}

static void GLAPIENTRY
save_TexCoord2f(GLfloat x, GLfloat y)
{
   save_Attr2fNV(VERT_ATTRIB_TEX0, x, y);
}

static void GLAPIENTRY
save_TexCoord2fv(const GLfloat * v)
{
   save_Attr2fNV(VERT_ATTRIB_TEX0, v[0], v[1]);
}

static void GLAPIENTRY
save_TexCoord3f(GLfloat x, GLfloat y, GLfloat z)
{
   save_Attr3fNV(VERT_ATTRIB_TEX0, x, y, z);
}

static void GLAPIENTRY
save_TexCoord3fv(const GLfloat * v)
{
   save_Attr3fNV(VERT_ATTRIB_TEX0, v[0], v[1], v[2]);
}

static void GLAPIENTRY
save_TexCoord4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   save_Attr4fNV(VERT_ATTRIB_TEX0, x, y, z, w);
}

static void GLAPIENTRY
save_TexCoord4fv(const GLfloat * v)
{
   save_Attr4fNV(VERT_ATTRIB_TEX0, v[0], v[1], v[2], v[3]);
}

static void GLAPIENTRY
save_Normal3f(GLfloat x, GLfloat y, GLfloat z)
{
   save_Attr3fNV(VERT_ATTRIB_NORMAL, x, y, z);
}

static void GLAPIENTRY
save_Normal3fv(const GLfloat * v)
{
   save_Attr3fNV(VERT_ATTRIB_NORMAL, v[0], v[1], v[2]);
}

static void GLAPIENTRY
save_FogCoordfEXT(GLfloat x)
{
   save_Attr1fNV(VERT_ATTRIB_FOG, x);
}

static void GLAPIENTRY
save_FogCoordfvEXT(const GLfloat * v)
{
   save_Attr1fNV(VERT_ATTRIB_FOG, v[0]);
}

static void GLAPIENTRY
save_Color3f(GLfloat x, GLfloat y, GLfloat z)
{
   save_Attr3fNV(VERT_ATTRIB_COLOR0, x, y, z);
}

static void GLAPIENTRY
save_Color3fv(const GLfloat * v)
{
   save_Attr3fNV(VERT_ATTRIB_COLOR0, v[0], v[1], v[2]);
}

static void GLAPIENTRY
save_Color4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
   save_Attr4fNV(VERT_ATTRIB_COLOR0, x, y, z, w);
}

static void GLAPIENTRY
save_Color4fv(const GLfloat * v)
{
   save_Attr4fNV(VERT_ATTRIB_COLOR0, v[0], v[1], v[2], v[3]);
}

static void GLAPIENTRY
save_SecondaryColor3fEXT(GLfloat x, GLfloat y, GLfloat z)
{
   save_Attr3fNV(VERT_ATTRIB_COLOR1, x, y, z);
}

static void GLAPIENTRY
save_SecondaryColor3fvEXT(const GLfloat * v)
{
   save_Attr3fNV(VERT_ATTRIB_COLOR1, v[0], v[1], v[2]);
}


/* Just call the respective ATTR for texcoord
 */
static void GLAPIENTRY
save_MultiTexCoord1f(GLenum target, GLfloat x)
{
   GLuint attr = (target & 0x7) + VERT_ATTRIB_TEX0;
   save_Attr1fNV(attr, x);
}

static void GLAPIENTRY
save_MultiTexCoord1fv(GLenum target, const GLfloat * v)
{
   GLuint attr = (target & 0x7) + VERT_ATTRIB_TEX0;
   save_Attr1fNV(attr, v[0]);
}

static void GLAPIENTRY
save_MultiTexCoord2f(GLenum target, GLfloat x, GLfloat y)
{
   GLuint attr = (target & 0x7) + VERT_ATTRIB_TEX0;
   save_Attr2fNV(attr, x, y);
}

static void GLAPIENTRY
save_MultiTexCoord2fv(GLenum target, const GLfloat * v)
{
   GLuint attr = (target & 0x7) + VERT_ATTRIB_TEX0;
   save_Attr2fNV(attr, v[0], v[1]);
}

static void GLAPIENTRY
save_MultiTexCoord3f(GLenum target, GLfloat x, GLfloat y, GLfloat z)
{
   GLuint attr = (target & 0x7) + VERT_ATTRIB_TEX0;
   save_Attr3fNV(attr, x, y, z);
}

static void GLAPIENTRY
save_MultiTexCoord3fv(GLenum target, const GLfloat * v)
{
   GLuint attr = (target & 0x7) + VERT_ATTRIB_TEX0;
   save_Attr3fNV(attr, v[0], v[1], v[2]);
}

static void GLAPIENTRY
save_MultiTexCoord4f(GLenum target, GLfloat x, GLfloat y,
                     GLfloat z, GLfloat w)
{
   GLuint attr = (target & 0x7) + VERT_ATTRIB_TEX0;
   save_Attr4fNV(attr, x, y, z, w);
}

static void GLAPIENTRY
save_MultiTexCoord4fv(GLenum target, const GLfloat * v)
{
   GLuint attr = (target & 0x7) + VERT_ATTRIB_TEX0;
   save_Attr4fNV(attr, v[0], v[1], v[2], v[3]);
}


/**
 * Record a GL_INVALID_VALUE error when an invalid vertex attribute
 * index is found.
 */
static void
index_error(void)
{
   GET_CURRENT_CONTEXT(ctx);
   _mesa_error(ctx, GL_INVALID_VALUE, "VertexAttribf(index)");
}



static void GLAPIENTRY
save_VertexAttrib1fARB(GLuint index, GLfloat x)
{
   if (index < MAX_VERTEX_GENERIC_ATTRIBS)
      save_Attr1fARB(index, x);
   else
      index_error();
}

static void GLAPIENTRY
save_VertexAttrib1fvARB(GLuint index, const GLfloat * v)
{
   if (index < MAX_VERTEX_GENERIC_ATTRIBS)
      save_Attr1fARB(index, v[0]);
   else
      index_error();
}

static void GLAPIENTRY
save_VertexAttrib2fARB(GLuint index, GLfloat x, GLfloat y)
{
   if (index < MAX_VERTEX_GENERIC_ATTRIBS)
      save_Attr2fARB(index, x, y);
   else
      index_error();
}

static void GLAPIENTRY
save_VertexAttrib2fvARB(GLuint index, const GLfloat * v)
{
   if (index < MAX_VERTEX_GENERIC_ATTRIBS)
      save_Attr2fARB(index, v[0], v[1]);
   else
      index_error();
}

static void GLAPIENTRY
save_VertexAttrib3fARB(GLuint index, GLfloat x, GLfloat y, GLfloat z)
{
   if (index < MAX_VERTEX_GENERIC_ATTRIBS)
      save_Attr3fARB(index, x, y, z);
   else
      index_error();
}

static void GLAPIENTRY
save_VertexAttrib3fvARB(GLuint index, const GLfloat * v)
{
   if (index < MAX_VERTEX_GENERIC_ATTRIBS)
      save_Attr3fARB(index, v[0], v[1], v[2]);
   else
      index_error();
}

static void GLAPIENTRY
save_VertexAttrib4fARB(GLuint index, GLfloat x, GLfloat y, GLfloat z,
                       GLfloat w)
{
   if (index < MAX_VERTEX_GENERIC_ATTRIBS)
      save_Attr4fARB(index, x, y, z, w);
   else
      index_error();
}

static void GLAPIENTRY
save_VertexAttrib4fvARB(GLuint index, const GLfloat * v)
{
   if (index < MAX_VERTEX_GENERIC_ATTRIBS)
      save_Attr4fARB(index, v[0], v[1], v[2], v[3]);
   else
      index_error();
}

static void GLAPIENTRY
save_PrimitiveRestartNV(void)
{
   /* Note: this is used when outside a glBegin/End pair in a display list */
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   (void) alloc_instruction(ctx, OPCODE_PRIMITIVE_RESTART_NV, 0);
   if (ctx->ExecuteFlag) {
      CALL_PrimitiveRestartNV(ctx->Exec, ());
   }
}


static void GLAPIENTRY
save_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
                        GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
                        GLbitfield mask, GLenum filter)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BLIT_FRAMEBUFFER, 10);
   if (n) {
      n[1].i = srcX0;
      n[2].i = srcY0;
      n[3].i = srcX1;
      n[4].i = srcY1;
      n[5].i = dstX0;
      n[6].i = dstY0;
      n[7].i = dstX1;
      n[8].i = dstY1;
      n[9].i = mask;
      n[10].e = filter;
   }
   if (ctx->ExecuteFlag) {
      CALL_BlitFramebuffer(ctx->Exec, (srcX0, srcY0, srcX1, srcY1,
                                          dstX0, dstY0, dstX1, dstY1,
                                          mask, filter));
   }
}


/** GL_EXT_provoking_vertex */
static void GLAPIENTRY
save_ProvokingVertexEXT(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_PROVOKING_VERTEX, 1);
   if (n) {
      n[1].e = mode;
   }
   if (ctx->ExecuteFlag) {
      /*CALL_ProvokingVertex(ctx->Exec, (mode));*/
      _mesa_ProvokingVertex(mode);
   }
}


/** GL_EXT_transform_feedback */
static void GLAPIENTRY
save_BeginTransformFeedback(GLenum mode)
{
   GET_CURRENT_CONTEXT(ctx);
   Node *n;
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   n = alloc_instruction(ctx, OPCODE_BEGIN_TRANSFORM_FEEDBACK, 1);
   if (n) {
      n[1].e = mode;
   }
   if (ctx->ExecuteFlag) {
      CALL_BeginTransformFeedback(ctx->Exec, (mode));
   }
}


/** GL_EXT_transform_feedback */
static void GLAPIENTRY
save_EndTransformFeedback(void)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
   (void) alloc_instruction(ctx, OPCODE_END_TRANSFORM_FEEDBACK, 0);
   if (ctx->ExecuteFlag) {
      CALL_EndTransformFeedback(ctx->Exec, ());
   }
}

static void GLAPIENTRY
save_BindTransformFeedback(GLenum target, GLuint name)
{