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

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

1 files changed, 521 insertions, 154 deletions

diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 77ce431cdc3..f8bfa714fef 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -1,5 +1,6 @@
 /*
  * Copyright 2008 Corbin Simpson <[email protected]>
+ * Copyright 2009 Marek Olšák <[email protected]>
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -22,20 +23,35 @@
 
 /* r300_emit: Functions for emitting state. */
 
-#include "r300_emit.h"
+#include "util/u_format.h"
+#include "util/u_math.h"
 
+#include "r300_context.h"
+#include "r300_cs.h"
+#include "r300_emit.h"
 #include "r300_fs.h"
+#include "r300_screen.h"
 #include "r300_state_derived.h"
+#include "r300_state_inlines.h"
+#include "r300_texture.h"
 #include "r300_vs.h"
 
 void r300_emit_blend_state(struct r300_context* r300,
                            struct r300_blend_state* blend)
 {
     CS_LOCALS(r300);
-    BEGIN_CS(7);
-    OUT_CS_REG_SEQ(R300_RB3D_CBLEND, 2);
-    OUT_CS(blend->blend_control);
-    OUT_CS(blend->alpha_blend_control);
+    BEGIN_CS(8);
+    OUT_CS_REG_SEQ(R300_RB3D_CBLEND, 3);
+    if (r300->framebuffer_state.nr_cbufs) {
+        OUT_CS(blend->blend_control);
+        OUT_CS(blend->alpha_blend_control);
+        OUT_CS(blend->color_channel_mask);
+    } else {
+        OUT_CS(0);
+        OUT_CS(0);
+        OUT_CS(0);
+        /* XXX also disable fastfill here once it's supported */
+    }
     OUT_CS_REG(R300_RB3D_ROPCNTL, blend->rop);
     OUT_CS_REG(R300_RB3D_DITHER_CTL, blend->dither);
     END_CS;
@@ -96,19 +112,30 @@ void r300_emit_dsa_state(struct r300_context* r300,
     struct r300_screen* r300screen = r300_screen(r300->context.screen);
     CS_LOCALS(r300);
 
-    BEGIN_CS(r300screen->caps->is_r500 ? 8 : 8);
+    BEGIN_CS(r300screen->caps->is_r500 ? 10 : 8);
     OUT_CS_REG(R300_FG_ALPHA_FUNC, dsa->alpha_function);
-    /* XXX figure out the r300 counterpart for this */
-    if (r300screen->caps->is_r500) {
-        /* OUT_CS_REG(R500_FG_ALPHA_VALUE, dsa->alpha_reference); */
-    }
+
+    /* not needed since we use the 8bit alpha ref */
+    /*if (r300screen->caps->is_r500) {
+        OUT_CS_REG(R500_FG_ALPHA_VALUE, dsa->alpha_reference);
+    }*/
+
     OUT_CS_REG_SEQ(R300_ZB_CNTL, 3);
-    OUT_CS(dsa->z_buffer_control);
-    OUT_CS(dsa->z_stencil_control);
+
+    if (r300->framebuffer_state.zsbuf) {
+        OUT_CS(dsa->z_buffer_control);
+        OUT_CS(dsa->z_stencil_control);
+    } else {
+        OUT_CS(0);
+        OUT_CS(0);
+    }
+
     OUT_CS(dsa->stencil_ref_mask);
-    OUT_CS_REG(R300_ZB_ZTOP, dsa->z_buffer_top);
+    OUT_CS_REG(R300_ZB_ZTOP, r300->ztop_state.z_buffer_top);
+
+    /* XXX it seems r3xx doesn't support STENCILREFMASK_BF */
     if (r300screen->caps->is_r500) {
-        /* OUT_CS_REG(R500_ZB_STENCILREFMASK_BF, dsa->stencil_ref_bf); */
+        OUT_CS_REG(R500_ZB_STENCILREFMASK_BF, dsa->stencil_ref_bf);
     }
     END_CS;
 }
@@ -118,7 +145,9 @@ static const float * get_shader_constant(
     struct rc_constant * constant,
     struct r300_constant_buffer * externals)
 {
-    static const float zero[4] = { 0.0, 0.0, 0.0, 0.0 };
+    static float vec[4] = { 0.0, 0.0, 0.0, 1.0 };
+    struct pipe_texture *tex;
+
     switch(constant->Type) {
         case RC_CONSTANT_EXTERNAL:
             return externals->constants[constant->u.External];
@@ -126,11 +155,60 @@ static const float * get_shader_constant(
         case RC_CONSTANT_IMMEDIATE:
             return constant->u.Immediate;
 
+        case RC_CONSTANT_STATE:
+            switch (constant->u.State[0]) {
+                /* Factor for converting rectangle coords to
+                 * normalized coords. Should only show up on non-r500. */
+                case RC_STATE_R300_TEXRECT_FACTOR:
+                    tex = &r300->textures[constant->u.State[1]]->tex;
+                    vec[0] = 1.0 / tex->width0;
+                    vec[1] = 1.0 / tex->height0;
+                    break;
+
+                /* Texture compare-fail value. */
+                /* XXX Since Gallium doesn't support GL_ARB_shadow_ambient,
+                 * this is always (0,0,0,0). */
+                case RC_STATE_SHADOW_AMBIENT:
+                    vec[3] = 0;
+                    break;
+
+                case RC_STATE_R300_VIEWPORT_SCALE:
+                    if (r300->rs_state->enable_vte) {
+                        vec[0] = r300->viewport_state->xscale;
+                        vec[1] = r300->viewport_state->yscale;
+                        vec[2] = r300->viewport_state->zscale;
+                    } else {
+                        vec[0] = 1;
+                        vec[1] = 1;
+                        vec[2] = 1;
+                    }
+                    break;
+
+                case RC_STATE_R300_VIEWPORT_OFFSET:
+                    if (r300->rs_state->enable_vte) {
+                        vec[0] = r300->viewport_state->xoffset;
+                        vec[1] = r300->viewport_state->yoffset;
+                        vec[2] = r300->viewport_state->zoffset;
+                    } else {
+                        /* Zeros. */
+                    }
+                    break;
+
+                default:
+                    debug_printf("r300: Implementation error: "
+                        "Unknown RC_CONSTANT type %d\n", constant->u.State[0]);
+            }
+            break;
+
         default:
-            debug_printf("r300: Implementation error: Unhandled constant type %i\n",
-                constant->Type);
-            return zero;
+            debug_printf("r300: Implementation error: "
+                "Unhandled constant type %d\n", constant->Type);
     }
+
+    /* This should either be (0, 0, 0, 1), which should be a relatively safe
+     * RGBA or STRQ value, or it could be one of the RC_CONSTANT_STATE
+     * state factors. */
+    return vec;
 }
 
 /* Convert a normal single-precision float into the 7.16 format
@@ -168,18 +246,15 @@ static uint32_t pack_float24(float f)
 }
 
 void r300_emit_fragment_program_code(struct r300_context* r300,
-                                     struct rX00_fragment_program_code* generic_code,
-                                     struct r300_constant_buffer* externals)
+                                     struct rX00_fragment_program_code* generic_code)
 {
     struct r300_fragment_program_code * code = &generic_code->code.r300;
-    struct rc_constant_list * constants = &generic_code->constants;
     int i;
     CS_LOCALS(r300);
 
     BEGIN_CS(15 +
              code->alu.length * 4 +
-             (code->tex.length ? (1 + code->tex.length) : 0) +
-             (constants->Count ? (1 + constants->Count * 4) : 0));
+             (code->tex.length ? (1 + code->tex.length) : 0));
 
     OUT_CS_REG(R300_US_CONFIG, code->config);
     OUT_CS_REG(R300_US_PIXSIZE, code->pixsize);
@@ -211,33 +286,58 @@ void r300_emit_fragment_program_code(struct r300_context* r300,
             OUT_CS(code->tex.inst[i]);
     }
 
-    if (constants->Count) {
-        OUT_CS_ONE_REG(R300_PFS_PARAM_0_X, constants->Count * 4);
-        for(i = 0; i < constants->Count; ++i) {
-            const float * data = get_shader_constant(r300, &constants->Constants[i], externals);
-            OUT_CS(pack_float24(data[0]));
-            OUT_CS(pack_float24(data[1]));
-            OUT_CS(pack_float24(data[2]));
-            OUT_CS(pack_float24(data[3]));
-        }
+    END_CS;
+}
+
+void r300_emit_fs_constant_buffer(struct r300_context* r300,
+                                  struct rc_constant_list* constants)
+{
+    int i;
+    CS_LOCALS(r300);
+
+    if (constants->Count == 0)
+        return;
+
+    BEGIN_CS(constants->Count * 4 + 1);
+    OUT_CS_REG_SEQ(R300_PFS_PARAM_0_X, constants->Count * 4);
+    for(i = 0; i < constants->Count; ++i) {
+        const float * data = get_shader_constant(r300,
+                                                 &constants->Constants[i],
+                                                 &r300->shader_constants[PIPE_SHADER_FRAGMENT]);
+        OUT_CS(pack_float24(data[0]));
+        OUT_CS(pack_float24(data[1]));
+        OUT_CS(pack_float24(data[2]));
+        OUT_CS(pack_float24(data[3]));
     }
+    END_CS;
+}
 
+static void r300_emit_fragment_depth_config(struct r300_context* r300,
+                                            struct r300_fragment_shader* fs)
+{
+    CS_LOCALS(r300);
+
+    BEGIN_CS(4);
+    if (r300_fragment_shader_writes_depth(fs)) {
+        OUT_CS_REG(R300_FG_DEPTH_SRC, R300_FG_DEPTH_SRC_SHADER);
+        OUT_CS_REG(R300_US_W_FMT, R300_W_FMT_W24 | R300_W_SRC_US);
+    } else {
+        OUT_CS_REG(R300_FG_DEPTH_SRC, R300_FG_DEPTH_SRC_SCAN);
+        OUT_CS_REG(R300_US_W_FMT, R300_W_FMT_W0 | R300_W_SRC_US);
+    }
     END_CS;
 }
 
 void r500_emit_fragment_program_code(struct r300_context* r300,
-                                     struct rX00_fragment_program_code* generic_code,
-                                     struct r300_constant_buffer* externals)
+                                     struct rX00_fragment_program_code* generic_code)
 {
     struct r500_fragment_program_code * code = &generic_code->code.r500;
-    struct rc_constant_list * constants = &generic_code->constants;
     int i;
     CS_LOCALS(r300);
 
     BEGIN_CS(13 +
-             ((code->inst_end + 1) * 6) +
-             (constants->Count ? (3 + (constants->Count * 4)) : 0));
-    OUT_CS_REG(R500_US_CONFIG, 0);
+             ((code->inst_end + 1) * 6));
+    OUT_CS_REG(R500_US_CONFIG, R500_ZERO_TIMES_ANYTHING_EQUALS_ZERO);
     OUT_CS_REG(R500_US_PIXSIZE, code->max_temp_idx);
     OUT_CS_REG(R500_US_CODE_RANGE,
                R500_US_CODE_RANGE_ADDR(0) | R500_US_CODE_RANGE_SIZE(code->inst_end));
@@ -256,18 +356,30 @@ void r500_emit_fragment_program_code(struct r300_context* r300,
         OUT_CS(code->inst[i].inst5);
     }
 
-    if (constants->Count) {
-        OUT_CS_REG(R500_GA_US_VECTOR_INDEX, R500_GA_US_VECTOR_INDEX_TYPE_CONST);
-        OUT_CS_ONE_REG(R500_GA_US_VECTOR_DATA, constants->Count * 4);
-        for (i = 0; i < constants->Count; i++) {
-            const float * data = get_shader_constant(r300, &constants->Constants[i], externals);
-            OUT_CS_32F(data[0]);
-            OUT_CS_32F(data[1]);
-            OUT_CS_32F(data[2]);
-            OUT_CS_32F(data[3]);
-        }
-    }
+    END_CS;
+}
+
+void r500_emit_fs_constant_buffer(struct r300_context* r300,
+                                  struct rc_constant_list* constants)
+{
+    int i;
+    CS_LOCALS(r300);
+
+    if (constants->Count == 0)
+        return;
 
+    BEGIN_CS(constants->Count * 4 + 3);
+    OUT_CS_REG(R500_GA_US_VECTOR_INDEX, R500_GA_US_VECTOR_INDEX_TYPE_CONST);
+    OUT_CS_ONE_REG(R500_GA_US_VECTOR_DATA, constants->Count * 4);
+    for (i = 0; i < constants->Count; i++) {
+        const float * data = get_shader_constant(r300,
+                                                 &constants->Constants[i],
+                                                 &r300->shader_constants[PIPE_SHADER_FRAGMENT]);
+        OUT_CS_32F(data[0]);
+        OUT_CS_32F(data[1]);
+        OUT_CS_32F(data[2]);
+        OUT_CS_32F(data[3]);
+    }
     END_CS;
 }
 
@@ -275,76 +387,98 @@ void r300_emit_fb_state(struct r300_context* r300,
                         struct pipe_framebuffer_state* fb)
 {
     struct r300_texture* tex;
-    unsigned pixpitch;
+    struct pipe_surface* surf;
     int i;
     CS_LOCALS(r300);
 
-    BEGIN_CS((10 * fb->nr_cbufs) + (fb->zsbuf ? 10 : 0) + 4);
+    /* Shouldn't fail unless there is a bug in the state tracker. */
+    assert(fb->nr_cbufs <= 4);
+
+    BEGIN_CS((10 * fb->nr_cbufs) + (2 * (4 - fb->nr_cbufs)) +
+             (fb->zsbuf ? 10 : 0) + 6);
+
+    /* Flush and free renderbuffer caches. */
+    OUT_CS_REG(R300_RB3D_DSTCACHE_CTLSTAT,
+        R300_RB3D_DSTCACHE_CTLSTAT_DC_FREE_FREE_3D_TAGS |
+        R300_RB3D_DSTCACHE_CTLSTAT_DC_FLUSH_FLUSH_DIRTY_3D);
+    OUT_CS_REG(R300_ZB_ZCACHE_CTLSTAT,
+        R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE |
+        R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE);
+
+    /* Set the number of colorbuffers. */
+    OUT_CS_REG(R300_RB3D_CCTL, R300_RB3D_CCTL_NUM_MULTIWRITES(fb->nr_cbufs));
+
+    /* Set up colorbuffers. */
     for (i = 0; i < fb->nr_cbufs; i++) {
-        tex = (struct r300_texture*)fb->cbufs[i]->texture;
+        surf = fb->cbufs[i];
+        tex = (struct r300_texture*)surf->texture;
         assert(tex && tex->buffer && "cbuf is marked, but NULL!");
-        pixpitch = r300_texture_get_stride(tex, 0) / tex->tex.block.size;
 
         OUT_CS_REG_SEQ(R300_RB3D_COLOROFFSET0 + (4 * i), 1);
-        OUT_CS_RELOC(tex->buffer, 0, 0, RADEON_GEM_DOMAIN_VRAM, 0);
+        OUT_CS_RELOC(tex->buffer, surf->offset, 0, RADEON_GEM_DOMAIN_VRAM, 0);
 
         OUT_CS_REG_SEQ(R300_RB3D_COLORPITCH0 + (4 * i), 1);
-        OUT_CS_RELOC(tex->buffer, pixpitch |
+        OUT_CS_RELOC(tex->buffer, tex->pitch[surf->level] |
                      r300_translate_colorformat(tex->tex.format), 0,
                      RADEON_GEM_DOMAIN_VRAM, 0);
 
         OUT_CS_REG(R300_US_OUT_FMT_0 + (4 * i),
-            r300_translate_out_fmt(fb->cbufs[i]->format));
+            r300_translate_out_fmt(surf->format));
+    }
+
+    /* Disable unused colorbuffers. */
+    for (; i < 4; i++) {
+        OUT_CS_REG(R300_US_OUT_FMT_0 + (4 * i), R300_US_OUT_FMT_UNUSED);
     }
 
+    /* Set up a zbuffer. */
     if (fb->zsbuf) {
-        tex = (struct r300_texture*)fb->zsbuf->texture;
+        surf = fb->zsbuf;
+        tex = (struct r300_texture*)surf->texture;
         assert(tex && tex->buffer && "zsbuf is marked, but NULL!");
-        pixpitch = r300_texture_get_stride(tex, 0) / tex->tex.block.size;
 
         OUT_CS_REG_SEQ(R300_ZB_DEPTHOFFSET, 1);
-        OUT_CS_RELOC(tex->buffer, 0, 0, RADEON_GEM_DOMAIN_VRAM, 0);
+        OUT_CS_RELOC(tex->buffer, surf->offset, 0, RADEON_GEM_DOMAIN_VRAM, 0);
 
         OUT_CS_REG(R300_ZB_FORMAT, r300_translate_zsformat(tex->tex.format));
 
         OUT_CS_REG_SEQ(R300_ZB_DEPTHPITCH, 1);
-        OUT_CS_RELOC(tex->buffer, pixpitch, 0, RADEON_GEM_DOMAIN_VRAM, 0);
+        OUT_CS_RELOC(tex->buffer, tex->pitch[surf->level], 0,
+                     RADEON_GEM_DOMAIN_VRAM, 0);
     }
 
-    OUT_CS_REG(R300_RB3D_DSTCACHE_CTLSTAT,
-        R300_RB3D_DSTCACHE_CTLSTAT_DC_FREE_FREE_3D_TAGS |
-        R300_RB3D_DSTCACHE_CTLSTAT_DC_FLUSH_FLUSH_DIRTY_3D);
-    OUT_CS_REG(R300_ZB_ZCACHE_CTLSTAT,
-        R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE |
-        R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE);
     END_CS;
 }
 
-void r300_emit_query_begin(struct r300_context* r300,
-                           struct r300_query* query)
+static void r300_emit_query_start(struct r300_context *r300)
 {
+    struct r300_capabilities *caps = r300_screen(r300->context.screen)->caps;
+    struct r300_query *query = r300->query_current;
     CS_LOCALS(r300);
 
-    /* XXX This will almost certainly not return good results
-     * for overlapping queries. */
-    BEGIN_CS(2);
+    if (!query)
+	return;
+
+    BEGIN_CS(4);
+    if (caps->family == CHIP_FAMILY_RV530) {
+        OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL);
+    } else {
+        OUT_CS_REG(R300_SU_REG_DEST, R300_RASTER_PIPE_SELECT_ALL);
+    }
     OUT_CS_REG(R300_ZB_ZPASS_DATA, 0);
     END_CS;
+    query->begin_emitted = TRUE;
 }
 
-void r300_emit_query_end(struct r300_context* r300,
-                         struct r300_query* query)
+
+static void r300_emit_query_finish(struct r300_context *r300,
+                                   struct r300_query *query)
 {
     struct r300_capabilities* caps = r300_screen(r300->context.screen)->caps;
     CS_LOCALS(r300);
 
-    if (!r300->winsys->add_buffer(r300->winsys, r300->oqbo,
-                0, RADEON_GEM_DOMAIN_GTT)) {
-        debug_printf("r300: There wasn't room for the OQ buffer!?"
-                " Oh noes!\n");
-    }
-
     assert(caps->num_frag_pipes);
+
     BEGIN_CS(6 * caps->num_frag_pipes + 2);
     /* I'm not so sure I like this switch, but it's hard to be elegant
      * when there's so many special cases...
@@ -381,7 +515,7 @@ void r300_emit_query_end(struct r300_context* r300,
             OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1);
             OUT_CS_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 0),
                     0, RADEON_GEM_DOMAIN_GTT, 0);
-	    break;
+            break;
         default:
             debug_printf("r300: Implementation error: Chipset reports %d"
                     " pixel pipes!\n", caps->num_frag_pipes);
@@ -391,14 +525,62 @@ void r300_emit_query_end(struct r300_context* r300,
     /* And, finally, reset it to normal... */
     OUT_CS_REG(R300_SU_REG_DEST, 0xF);
     END_CS;
+}
+
+static void rv530_emit_query_single(struct r300_context *r300,
+                                    struct r300_query *query)
+{
+    CS_LOCALS(r300);
 
+    BEGIN_CS(8);
+    OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_0);
+    OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1);
+    OUT_CS_RELOC(r300->oqbo, query->offset, 0, RADEON_GEM_DOMAIN_GTT, 0);
+    OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL);
+    END_CS;
+}
+
+static void rv530_emit_query_double(struct r300_context *r300,
+                                    struct r300_query *query)
+{
+    CS_LOCALS(r300);
+
+    BEGIN_CS(14);
+    OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_0);
+    OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1);
+    OUT_CS_RELOC(r300->oqbo, query->offset, 0, RADEON_GEM_DOMAIN_GTT, 0);
+    OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_1);
+    OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1);
+    OUT_CS_RELOC(r300->oqbo, query->offset + sizeof(uint32_t), 0, RADEON_GEM_DOMAIN_GTT, 0);
+    OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL);
+    END_CS;
+}
+
+void r300_emit_query_end(struct r300_context* r300)
+{
+    struct r300_capabilities *caps = r300_screen(r300->context.screen)->caps;
+    struct r300_query *query = r300->query_current;
+
+    if (!query)
+	return;
+
+    if (query->begin_emitted == FALSE)
+        return;
+
+    if (caps->family == CHIP_FAMILY_RV530) {
+        if (caps->num_z_pipes == 2)
+            rv530_emit_query_double(r300, query);
+        else
+            rv530_emit_query_single(r300, query);
+    } else 
+        r300_emit_query_finish(r300, query);
 }
 
 void r300_emit_rs_state(struct r300_context* r300, struct r300_rs_state* rs)
 {
     CS_LOCALS(r300);
 
-    BEGIN_CS(20);
+    BEGIN_CS(22);
     OUT_CS_REG(R300_VAP_CNTL_STATUS, rs->vap_control_status);
     OUT_CS_REG(R300_GA_POINT_SIZE, rs->point_size);
     OUT_CS_REG_SEQ(R300_GA_POINT_MINMAX, 2);
@@ -414,6 +596,7 @@ void r300_emit_rs_state(struct r300_context* r300, struct r300_rs_state* rs)
     OUT_CS_REG(R300_GA_LINE_STIPPLE_CONFIG, rs->line_stipple_config);
     OUT_CS_REG(R300_GA_LINE_STIPPLE_VALUE, rs->line_stipple_value);
     OUT_CS_REG(R300_GA_COLOR_CONTROL, rs->color_control);
+    OUT_CS_REG(R300_GA_POLY_MODE, rs->polygon_mode);
     END_CS;
 }
 
@@ -424,6 +607,8 @@ void r300_emit_rs_block_state(struct r300_context* r300,
     struct r300_screen* r300screen = r300_screen(r300->context.screen);
     CS_LOCALS(r300);
 
+    DBG(r300, DBG_DRAW, "r300: RS emit:\n");
+
     BEGIN_CS(21);
     if (r300screen->caps->is_r500) {
         OUT_CS_REG_SEQ(R500_RS_IP_0, 8);
@@ -432,7 +617,7 @@ void r300_emit_rs_block_state(struct r300_context* r300,
     }
     for (i = 0; i < 8; i++) {
         OUT_CS(rs->ip[i]);
-        /* debug_printf("ip %d: 0x%08x\n", i, rs->ip[i]); */
+        DBG(r300, DBG_DRAW, "    : ip %d: 0x%08x\n", i, rs->ip[i]);
     }
 
     OUT_CS_REG_SEQ(R300_RS_COUNT, 2);
@@ -446,40 +631,67 @@ void r300_emit_rs_block_state(struct r300_context* r300,
     }
     for (i = 0; i < 8; i++) {
         OUT_CS(rs->inst[i]);
-        /* debug_printf("inst %d: 0x%08x\n", i, rs->inst[i]); */
+        DBG(r300, DBG_DRAW, "    : inst %d: 0x%08x\n", i, rs->inst[i]);
     }
 
-    /* debug_printf("count: 0x%08x inst_count: 0x%08x\n", rs->count,
-     *        rs->inst_count); */
+    DBG(r300, DBG_DRAW, "    : count: 0x%08x inst_count: 0x%08x\n",
+        rs->count, rs->inst_count);
 
     END_CS;
 }
 
-void r300_emit_scissor_state(struct r300_context* r300,
-                             struct r300_scissor_state* scissor)
+static void r300_emit_scissor_regs(struct r300_context* r300,
+                                   struct r300_scissor_regs* scissor)
 {
     CS_LOCALS(r300);
 
     BEGIN_CS(3);
     OUT_CS_REG_SEQ(R300_SC_SCISSORS_TL, 2);
-    OUT_CS(scissor->scissor_top_left);
-    OUT_CS(scissor->scissor_bottom_right);
+    OUT_CS(scissor->top_left);
+    OUT_CS(scissor->bottom_right);
     END_CS;
 }
 
+void r300_emit_scissor_state(struct r300_context* r300,
+                             struct r300_scissor_state* scissor)
+{
+    if (r300->rs_state->rs.scissor) {
+        r300_emit_scissor_regs(r300, &scissor->scissor);
+    } else {
+        r300_emit_scissor_regs(r300, &scissor->framebuffer);
+    }
+}
+
 void r300_emit_texture(struct r300_context* r300,
                        struct r300_sampler_state* sampler,
                        struct r300_texture* tex,
                        unsigned offset)
 {
+    uint32_t filter0 = sampler->filter0;
+    uint32_t format0 = tex->state.format0;
+    unsigned min_level, max_level;
     CS_LOCALS(r300);
 
+    /* to emulate 1D textures through 2D ones correctly */
+    if (tex->tex.target == PIPE_TEXTURE_1D) {
+        filter0 &= ~R300_TX_WRAP_T_MASK;
+        filter0 |= R300_TX_WRAP_T(R300_TX_CLAMP_TO_EDGE);
+    }
+
+    /* determine min/max levels */
+    /* the MAX_MIP level is the largest (finest) one */
+    max_level = MIN2(sampler->max_lod, tex->tex.last_level);
+    min_level = MIN2(sampler->min_lod, max_level);
+    format0 |= R300_TX_NUM_LEVELS(max_level);
+    filter0 |= R300_TX_MAX_MIP_LEVEL(min_level);
+
     BEGIN_CS(16);
-    OUT_CS_REG(R300_TX_FILTER0_0 + (offset * 4), sampler->filter0);
+    OUT_CS_REG(R300_TX_FILTER0_0 + (offset * 4), filter0 |
+        (offset << 28));
     OUT_CS_REG(R300_TX_FILTER1_0 + (offset * 4), sampler->filter1);
     OUT_CS_REG(R300_TX_BORDER_COLOR_0 + (offset * 4), sampler->border_color);
 
-    OUT_CS_REG(R300_TX_FORMAT0_0 + (offset * 4), tex->state.format0);
+    OUT_CS_REG(R300_TX_FORMAT0_0 + (offset * 4), format0);
     OUT_CS_REG(R300_TX_FORMAT1_0 + (offset * 4), tex->state.format1);
     OUT_CS_REG(R300_TX_FORMAT2_0 + (offset * 4), tex->state.format2);
     OUT_CS_REG_SEQ(R300_TX_OFFSET_0 + (offset * 4), 1);
@@ -488,13 +700,76 @@ void r300_emit_texture(struct r300_context* r300,
     END_CS;
 }
 
-void r300_emit_vertex_buffer(struct r300_context* r300)
+static boolean r300_validate_aos(struct r300_context *r300)
+{
+    struct pipe_vertex_buffer *vbuf = r300->vertex_buffer;
+    struct pipe_vertex_element *velem = r300->vertex_element;
+    int i;
+
+    /* Check if formats and strides are aligned to the size of DWORD. */
+    for (i = 0; i < r300->vertex_element_count; i++) {
+        if (vbuf[velem[i].vertex_buffer_index].stride % 4 != 0 ||
+            util_format_get_blocksize(velem[i].src_format) % 4 != 0) {
+            return FALSE;
+        }
+    }
+    return TRUE;
+}
+
+void r300_emit_aos(struct r300_context* r300, unsigned offset)
+{
+    struct pipe_vertex_buffer *vb1, *vb2, *vbuf = r300->vertex_buffer;
+    struct pipe_vertex_element *velem = r300->vertex_element;
+    int i;
+    unsigned size1, size2, aos_count = r300->vertex_element_count;
+    unsigned packet_size = (aos_count * 3 + 1) / 2;
+    CS_LOCALS(r300);
+
+    /* XXX Move this checking to a more approriate place. */
+    if (!r300_validate_aos(r300)) {
+        /* XXX We should fallback using Draw. */
+        assert(0);
+    }
+
+    BEGIN_CS(2 + packet_size + aos_count * 2);
+    OUT_CS_PKT3(R300_PACKET3_3D_LOAD_VBPNTR, packet_size);
+    OUT_CS(aos_count);
+
+    for (i = 0; i < aos_count - 1; i += 2) {
+        vb1 = &vbuf[velem[i].vertex_buffer_index];
+        vb2 = &vbuf[velem[i+1].vertex_buffer_index];
+        size1 = util_format_get_blocksize(velem[i].src_format);
+        size2 = util_format_get_blocksize(velem[i+1].src_format);
+
+        OUT_CS(R300_VBPNTR_SIZE0(size1) | R300_VBPNTR_STRIDE0(vb1->stride) |
+               R300_VBPNTR_SIZE1(size2) | R300_VBPNTR_STRIDE1(vb2->stride));
+        OUT_CS(vb1->buffer_offset + velem[i].src_offset   + offset * vb1->stride);
+        OUT_CS(vb2->buffer_offset + velem[i+1].src_offset + offset * vb2->stride);
+    }
+
+    if (aos_count & 1) {
+        vb1 = &vbuf[velem[i].vertex_buffer_index];
+        size1 = util_format_get_blocksize(velem[i].src_format);
+
+        OUT_CS(R300_VBPNTR_SIZE0(size1) | R300_VBPNTR_STRIDE0(vb1->stride));
+        OUT_CS(vb1->buffer_offset + velem[i].src_offset + offset * vb1->stride);
+    }
+
+    for (i = 0; i < aos_count; i++) {
+        OUT_CS_RELOC_NO_OFFSET(vbuf[velem[i].vertex_buffer_index].buffer,
+                               RADEON_GEM_DOMAIN_GTT, 0, 0);
+    }
+    END_CS;
+}
+
+#if 0
+void r300_emit_draw_packet(struct r300_context* r300)
 {
     CS_LOCALS(r300);
 
     DBG(r300, DBG_DRAW, "r300: Preparing vertex buffer %p for render, "
             "vertex size %d\n", r300->vbo,
-            r300->vertex_info.vinfo.size);
+            r300->vertex_info->vinfo.size);
     /* Set the pointer to our vertex buffer. The emitted values are this:
      * PACKET3 [3D_LOAD_VBPNTR]
      * COUNT   [1]
@@ -505,54 +780,66 @@ void r300_emit_vertex_buffer(struct r300_context* r300)
     BEGIN_CS(7);
     OUT_CS_PKT3(R300_PACKET3_3D_LOAD_VBPNTR, 3);
     OUT_CS(1);
-    OUT_CS(r300->vertex_info.vinfo.size |
-            (r300->vertex_info.vinfo.size << 8));
+    OUT_CS(r300->vertex_info->vinfo.size |
+            (r300->vertex_info->vinfo.size << 8));
     OUT_CS(r300->vbo_offset);
     OUT_CS_RELOC(r300->vbo, 0, RADEON_GEM_DOMAIN_GTT, 0, 0);
     END_CS;
 }
+#endif
 
 void r300_emit_vertex_format_state(struct r300_context* r300)
 {
     int i;
     CS_LOCALS(r300);
 
+    DBG(r300, DBG_DRAW, "r300: VAP/PSC emit:\n");
+
     BEGIN_CS(26);
-    OUT_CS_REG(R300_VAP_VTX_SIZE, r300->vertex_info.vinfo.size);
+    OUT_CS_REG(R300_VAP_VTX_SIZE, r300->vertex_info->vinfo.size);
 
     OUT_CS_REG_SEQ(R300_VAP_VTX_STATE_CNTL, 2);
-    OUT_CS(r300->vertex_info.vinfo.hwfmt[0]);
-    OUT_CS(r300->vertex_info.vinfo.hwfmt[1]);
+    OUT_CS(r300->vertex_info->vinfo.hwfmt[0]);
+    OUT_CS(r300->vertex_info->vinfo.hwfmt[1]);
     OUT_CS_REG_SEQ(R300_VAP_OUTPUT_VTX_FMT_0, 2);
-    OUT_CS(r300->vertex_info.vinfo.hwfmt[2]);
-    OUT_CS(r300->vertex_info.vinfo.hwfmt[3]);
-    /* for (i = 0; i < 4; i++) {
-     *    debug_printf("hwfmt%d: 0x%08x\n", i,
-     *            r300->vertex_info.vinfo.hwfmt[i]);
-     * } */
+    OUT_CS(r300->vertex_info->vinfo.hwfmt[2]);
+    OUT_CS(r300->vertex_info->vinfo.hwfmt[3]);
+    for (i = 0; i < 4; i++) {
+       DBG(r300, DBG_DRAW, "    : hwfmt%d: 0x%08x\n", i,
+               r300->vertex_info->vinfo.hwfmt[i]);
+    }
 
     OUT_CS_REG_SEQ(R300_VAP_PROG_STREAM_CNTL_0, 8);
     for (i = 0; i < 8; i++) {
-        OUT_CS(r300->vertex_info.vap_prog_stream_cntl[i]);
-        /* debug_printf("prog_stream_cntl%d: 0x%08x\n", i,
-         *        r300->vertex_info.vap_prog_stream_cntl[i]); */
+        OUT_CS(r300->vertex_info->vap_prog_stream_cntl[i]);
+        DBG(r300, DBG_DRAW, "    : prog_stream_cntl%d: 0x%08x\n", i,
+               r300->vertex_info->vap_prog_stream_cntl[i]);
     }
     OUT_CS_REG_SEQ(R300_VAP_PROG_STREAM_CNTL_EXT_0, 8);
     for (i = 0; i < 8; i++) {
-        OUT_CS(r300->vertex_info.vap_prog_stream_cntl_ext[i]);
-        /* debug_printf("prog_stream_cntl_ext%d: 0x%08x\n", i,
-         *        r300->vertex_info.vap_prog_stream_cntl_ext[i]); */
+        OUT_CS(r300->vertex_info->vap_prog_stream_cntl_ext[i]);
+        DBG(r300, DBG_DRAW, "    : prog_stream_cntl_ext%d: 0x%08x\n", i,
+               r300->vertex_info->vap_prog_stream_cntl_ext[i]);
     }
     END_CS;
 }
 
+
 void r300_emit_vertex_program_code(struct r300_context* r300,
-                                   struct r300_vertex_program_code* code,
-                                   struct r300_constant_buffer* constants)
+                                   struct r300_vertex_program_code* code)
 {
     int i;
     struct r300_screen* r300screen = r300_screen(r300->context.screen);
     unsigned instruction_count = code->length / 4;
+
+    int vtx_mem_size = r300screen->caps->is_r500 ? 128 : 72;
+    int input_count = MAX2(util_bitcount(code->InputsRead), 1);
+    int output_count = MAX2(util_bitcount(code->OutputsWritten), 1);
+    int temp_count = MAX2(code->num_temporaries, 1);
+    int pvs_num_slots = MIN3(vtx_mem_size / input_count,
+                             vtx_mem_size / output_count, 10);
+    int pvs_num_controllers = MIN2(vtx_mem_size / temp_count, 6);
+
     CS_LOCALS(r300);
 
     if (!r300screen->caps->has_tcl) {
@@ -561,17 +848,11 @@ void r300_emit_vertex_program_code(struct r300_context* r300,
         return;
     }
 
-    if (code->constants.Count) {
-        BEGIN_CS(14 + code->length + (code->constants.Count * 4));
-    } else {
-        BEGIN_CS(11 + code->length);
-    }
-
+    BEGIN_CS(9 + code->length);
     /* R300_VAP_PVS_CODE_CNTL_0
      * R300_VAP_PVS_CONST_CNTL
      * R300_VAP_PVS_CODE_CNTL_1
-     * See the r5xx docs for instructions on how to use these.
-     * XXX these could be optimized to select better values... */
+     * See the r5xx docs for instructions on how to use these. */
     OUT_CS_REG_SEQ(R300_VAP_PVS_CODE_CNTL_0, 3);
     OUT_CS(R300_PVS_FIRST_INST(0) |
             R300_PVS_XYZW_VALID_INST(instruction_count - 1) |
@@ -584,32 +865,51 @@ void r300_emit_vertex_program_code(struct r300_context* r300,
     for (i = 0; i < code->length; i++)
         OUT_CS(code->body.d[i]);
 
-    if (code->constants.Count) {
-        OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG,
-                (r300screen->caps->is_r500 ?
-                 R500_PVS_CONST_START : R300_PVS_CONST_START));
-        OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, code->constants.Count * 4);
-        for (i = 0; i < code->constants.Count; i++) {
-            const float * data = get_shader_constant(r300, &code->constants.Constants[i], constants);
-            OUT_CS_32F(data[0]);
-            OUT_CS_32F(data[1]);
-            OUT_CS_32F(data[2]);
-            OUT_CS_32F(data[3]);
-        }
-    }
-
-    OUT_CS_REG(R300_VAP_CNTL, R300_PVS_NUM_SLOTS(10) |
-            R300_PVS_NUM_CNTLRS(5) |
+    OUT_CS_REG(R300_VAP_CNTL, R300_PVS_NUM_SLOTS(pvs_num_slots) |
+            R300_PVS_NUM_CNTLRS(pvs_num_controllers) |
             R300_PVS_NUM_FPUS(r300screen->caps->num_vert_fpus) |
-            R300_PVS_VF_MAX_VTX_NUM(12));
-    OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0);
+            R300_PVS_VF_MAX_VTX_NUM(12) |
+            (r300screen->caps->is_r500 ? R500_TCL_STATE_OPTIMIZATION : 0));
     END_CS;
 }
 
 void r300_emit_vertex_shader(struct r300_context* r300,
                              struct r300_vertex_shader* vs)
 {
-    r300_emit_vertex_program_code(r300, &vs->code, &r300->shader_constants[PIPE_SHADER_VERTEX]);
+    r300_emit_vertex_program_code(r300, &vs->code);
+}
+
+void r300_emit_vs_constant_buffer(struct r300_context* r300,
+                                  struct rc_constant_list* constants)
+{
+    int i;
+    struct r300_screen* r300screen = r300_screen(r300->context.screen);
+    CS_LOCALS(r300);
+
+    if (!r300screen->caps->has_tcl) {
+        debug_printf("r300: Implementation error: emit_vertex_shader called,"
+        " but has_tcl is FALSE!\n");
+        return;
+    }
+
+    if (constants->Count == 0)
+        return;
+
+    BEGIN_CS(constants->Count * 4 + 3);
+    OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG,
+               (r300screen->caps->is_r500 ?
+               R500_PVS_CONST_START : R300_PVS_CONST_START));
+    OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, constants->Count * 4);
+    for (i = 0; i < constants->Count; i++) {
+        const float * data = get_shader_constant(r300,
+                                                 &constants->Constants[i],
+                                                 &r300->shader_constants[PIPE_SHADER_VERTEX]);
+        OUT_CS_32F(data[0]);
+        OUT_CS_32F(data[1]);
+        OUT_CS_32F(data[2]);
+        OUT_CS_32F(data[3]);
+    }
+    END_CS;
 }
 
 void r300_emit_viewport_state(struct r300_context* r300,
@@ -634,13 +934,42 @@ void r300_emit_viewport_state(struct r300_context* r300,
     END_CS;
 }
 
+void r300_emit_texture_count(struct r300_context* r300)
+{
+    uint32_t tx_enable = 0;
+    int i;
+    CS_LOCALS(r300);
+
+    /* Notice that texture_count and sampler_count are just sizes
+     * of the respective arrays. We still have to check for the individual
+     * elements. */
+    for (i = 0; i < MIN2(r300->sampler_count, r300->texture_count); i++) {
+        if (r300->textures[i]) {
+            tx_enable |= 1 << i;
+        }
+    }
+
+    BEGIN_CS(2);
+    OUT_CS_REG(R300_TX_ENABLE, tx_enable);
+    END_CS;
+
+}
+
 void r300_flush_textures(struct r300_context* r300)
 {
     CS_LOCALS(r300);
 
-    BEGIN_CS(4);
+    BEGIN_CS(2);
     OUT_CS_REG(R300_TX_INVALTAGS, 0);
-    OUT_CS_REG(R300_TX_ENABLE, (1 << r300->texture_count) - 1);
+    END_CS;
+}
+
+static void r300_flush_pvs(struct r300_context* r300)
+{
+    CS_LOCALS(r300);
+
+    BEGIN_CS(2);
+    OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0);
     END_CS;
 }
 
@@ -656,9 +985,17 @@ void r300_emit_dirty_state(struct r300_context* r300)
         return;
     }
 
-    r300_update_derived_state(r300);
+    /* Check size of CS. */
+    /* Make sure we have at least 8*1024 spare dwords. */
+    /* XXX It would be nice to know the number of dwords we really need to
+     * XXX emit. */
+    if (!r300->winsys->check_cs(r300->winsys, 8*1024)) {
+        r300->context.flush(&r300->context, 0, NULL);
+    }
+
+    /* Clean out BOs. */
+    r300->winsys->reset_bos(r300->winsys);
 
-    /* XXX check size */
 validate:
     /* Color buffers... */
     for (i = 0; i < r300->framebuffer_state.nr_cbufs; i++) {
@@ -683,7 +1020,8 @@ validate:
     /* ...textures... */
     for (i = 0; i < r300->texture_count; i++) {
         tex = r300->textures[i];
-        assert(tex && tex->buffer && "texture is marked, but NULL!");
+        if (!tex)
+            continue;
         if (!r300->winsys->add_buffer(r300->winsys, tex->buffer,
                     RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0)) {
             r300->context.flush(&r300->context, 0, NULL);
@@ -704,7 +1042,7 @@ validate:
             goto validate;
         }
     } else {
-        debug_printf("No VBO while emitting dirty state!\n");
+        /* debug_printf("No VBO while emitting dirty state!\n"); */
     }
     if (!r300->winsys->validate(r300->winsys)) {
         r300->context.flush(&r300->context, 0, NULL);
@@ -717,6 +1055,11 @@ validate:
         goto validate;
     }
 
+    if (r300->dirty_state & R300_NEW_QUERY) {
+        r300_emit_query_start(r300);
+        r300->dirty_state &= ~R300_NEW_QUERY;
+    }
+
     if (r300->dirty_state & R300_NEW_BLEND) {
         r300_emit_blend_state(r300, r300->blend_state);
         r300->dirty_state &= ~R300_NEW_BLEND;
@@ -738,14 +1081,26 @@ validate:
     }
 
     if (r300->dirty_state & R300_NEW_FRAGMENT_SHADER) {
+        r300_emit_fragment_depth_config(r300, r300->fs);
         if (r300screen->caps->is_r500) {
-            r500_emit_fragment_program_code(r300, &r300->fs->code, &r300->shader_constants[PIPE_SHADER_FRAGMENT]);
+            r500_emit_fragment_program_code(r300, &r300->fs->shader->code);
         } else {
-            r300_emit_fragment_program_code(r300, &r300->fs->code, &r300->shader_constants[PIPE_SHADER_FRAGMENT]);
+            r300_emit_fragment_program_code(r300, &r300->fs->shader->code);
         }
         r300->dirty_state &= ~R300_NEW_FRAGMENT_SHADER;
     }
 
+    if (r300->dirty_state & R300_NEW_FRAGMENT_SHADER_CONSTANTS) {
+        if (r300screen->caps->is_r500) {
+            r500_emit_fs_constant_buffer(r300,
+                                         &r300->fs->shader->code.constants);
+        } else {
+            r300_emit_fs_constant_buffer(r300,
+                                         &r300->fs->shader->code.constants);
+        }
+        r300->dirty_state &= ~R300_NEW_FRAGMENT_SHADER_CONSTANTS;
+    }
+
     if (r300->dirty_state & R300_NEW_FRAMEBUFFERS) {
         r300_emit_fb_state(r300, &r300->framebuffer_state);
         r300->dirty_state &= ~R300_NEW_FRAMEBUFFERS;
@@ -769,13 +1124,16 @@ validate:
     /* Samplers and textures are tracked separately but emitted together. */
     if (r300->dirty_state &
             (R300_ANY_NEW_SAMPLERS | R300_ANY_NEW_TEXTURES)) {
+        r300_emit_texture_count(r300);
+
         for (i = 0; i < MIN2(r300->sampler_count, r300->texture_count); i++) {
-            if (r300->dirty_state &
-                    ((R300_NEW_SAMPLER << i) | (R300_NEW_TEXTURE << i))) {
-                r300_emit_texture(r300,
-                        r300->sampler_states[i],
-                        r300->textures[i],
-                        i);
+  	    if (r300->dirty_state &
+		((R300_NEW_SAMPLER << i) | (R300_NEW_TEXTURE << i))) {
+		if (r300->textures[i]) 
+		    r300_emit_texture(r300,
+				      r300->sampler_states[i],
+				      r300->textures[i],
+				      i);
                 r300->dirty_state &=
                     ~((R300_NEW_SAMPLER << i) | (R300_NEW_TEXTURE << i));
                 dirty_tex++;
@@ -798,17 +1156,26 @@ validate:
         r300->dirty_state &= ~R300_NEW_VERTEX_FORMAT;
     }
 
+    if (r300->dirty_state & (R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS)) {
+        r300_flush_pvs(r300);
+    }
+
     if (r300->dirty_state & R300_NEW_VERTEX_SHADER) {
         r300_emit_vertex_shader(r300, r300->vs);
         r300->dirty_state &= ~R300_NEW_VERTEX_SHADER;
     }
 
+    if (r300->dirty_state & R300_NEW_VERTEX_SHADER_CONSTANTS) {
+        r300_emit_vs_constant_buffer(r300, &r300->vs->code.constants);
+        r300->dirty_state &= ~R300_NEW_VERTEX_SHADER_CONSTANTS;
+    }
+
     /* XXX
     assert(r300->dirty_state == 0);
     */
 
     /* Finally, emit the VBO. */
-    r300_emit_vertex_buffer(r300);
+    /* r300_emit_vertex_buffer(r300); */
 
     r300->dirty_hw++;
 }