From 8af48fc4d62798dbcc00bcfbbd8bc8f3b47982c7 Mon Sep 17 00:00:00 2001
From: Michal Krol <mjkrol@gmail.org>
Date: Tue, 14 Mar 2006 11:23:16 +0000
Subject: More GLSL code: - add texture sampling support; - fix assembly
 codegen bugs;

---
 src/mesa/main/texstate.c                           | 107 +++++-------
 src/mesa/shader/shaderobjects.c                    |  99 ++++++-----
 src/mesa/shader/shaderobjects.h                    |   5 +-
 src/mesa/shader/shaderobjects_3dlabs.c             | 186 +++++++++++++++++++--
 .../shader/slang/library/slang_common_builtin.gc   |  66 +++++---
 .../shader/slang/library/slang_common_builtin_gc.h | 121 +++++++-------
 .../shader/slang/library/slang_fragment_builtin.gc |  63 +++++--
 .../slang/library/slang_fragment_builtin_gc.h      | 121 ++++++++------
 src/mesa/shader/slang/library/slang_shader.syn     |  18 +-
 src/mesa/shader/slang/library/slang_shader_syn.h   |   8 +-
 src/mesa/shader/slang/slang_analyse.c              | 100 +++++++++++
 src/mesa/shader/slang/slang_analyse.h              |  50 ++++++
 src/mesa/shader/slang/slang_assemble.c             |  69 ++++++--
 src/mesa/shader/slang/slang_assemble.h             |   5 +
 src/mesa/shader/slang/slang_execute.c              |  80 +++++----
 src/mesa/shader/slang/slang_execute_x86.c          |  72 ++++----
 src/mesa/shader/slang/slang_library_texsample.c    | 142 ++++++++++++++++
 src/mesa/shader/slang/slang_library_texsample.h    |  44 +++++
 src/mesa/shader/slang/slang_link.c                 |  50 ++++--
 src/mesa/shader/slang/slang_link.h                 |  32 +++-
 windows/VC6/mesa/mesa/mesa.dsp                     |  29 ++++
 21 files changed, 1093 insertions(+), 374 deletions(-)
 create mode 100644 src/mesa/shader/slang/slang_analyse.c
 create mode 100644 src/mesa/shader/slang/slang_analyse.h
 create mode 100644 src/mesa/shader/slang/slang_library_texsample.c
 create mode 100644 src/mesa/shader/slang/slang_library_texsample.h

diff --git a/src/mesa/main/texstate.c b/src/mesa/main/texstate.c
index 428d0a0d01a..a8cb8a7bcfa 100644
--- a/src/mesa/main/texstate.c
+++ b/src/mesa/main/texstate.c
@@ -39,7 +39,8 @@
 #include "texstate.h"
 #include "texenvprogram.h"
 #include "mtypes.h"
-#include "math/m_xform.h"
+#include "math/m_xform.h"
+#include "shaderobjects.h"
 
 
 
@@ -2765,7 +2766,22 @@ update_texture_matrices( GLcontext *ctx )
       }
    }
 }
-
+
+
+static void
+texture_override( struct gl_texture_object *texObj, GLuint textureBit, GLcontext *ctx,
+                GLbitfield enableBits, struct gl_texture_unit *texUnit )
+{
+   if (!texUnit->_ReallyEnabled && (enableBits & textureBit)) {
+      if (!texObj->Complete) {
+         _mesa_test_texobj_completeness(ctx, texObj);
+      }
+      if (texObj->Complete) {
+         texUnit->_ReallyEnabled = textureBit;
+         texUnit->_Current = texObj;
+      }
+   }
+}
 
 /**
  * \note This routine refers to derived texture matrix values to
@@ -2778,7 +2794,9 @@ update_texture_matrices( GLcontext *ctx )
 static void
 update_texture_state( GLcontext *ctx )
 {
-   GLuint unit;
+   GLuint unit;
+   struct gl2_program_intf **prog = ctx->ShaderObjects.CurrentProgram;
+   GLbitfield progteximageusage[MAX_TEXTURE_IMAGE_UNITS];
 
    ctx->NewState |= _NEW_TEXTURE; /* TODO: only set this if there are 
 				   * actual changes. 
@@ -2787,7 +2805,16 @@ update_texture_state( GLcontext *ctx )
    ctx->Texture._EnabledUnits = 0;
    ctx->Texture._GenFlags = 0;
    ctx->Texture._TexMatEnabled = 0;
-   ctx->Texture._TexGenEnabled = 0;
+   ctx->Texture._TexGenEnabled = 0;
+
+   /*
+    * Grab texture image usage state from shader program. It must be grabbed every time
+    * uniform sampler changes, so maybe there is a better place to perform these rather
+    * expensive computations.
+    */
+   if (prog != NULL) {
+      (**prog).GetTextureImageUsage (prog, progteximageusage);
+   }
 
    /* Update texture unit state.
     * XXX this loop should probably be broken into separate loops for
@@ -2801,8 +2828,11 @@ update_texture_state( GLcontext *ctx )
       texUnit->_ReallyEnabled = 0;
       texUnit->_GenFlags = 0;
 
-      /* Get the bitmask of texture enables */
-      if (ctx->FragmentProgram._Enabled) {
+      /* Get the bitmask of texture enables */
+      if (prog != NULL) {
+         enableBits = progteximageusage[unit];
+      }
+      else if (ctx->FragmentProgram._Enabled) {
          enableBits = ctx->FragmentProgram.Current->TexturesUsed[unit];
       }
       else {
@@ -2814,61 +2844,12 @@ update_texture_state( GLcontext *ctx )
       /* Look for the highest-priority texture target that's enabled and
        * complete.  That's the one we'll use for texturing.  If we're using
        * a fragment program we're guaranteed that bitcount(enabledBits) <= 1.
-       */
-      if (enableBits & TEXTURE_CUBE_BIT) {
-         struct gl_texture_object *texObj = texUnit->CurrentCubeMap;
-         if (!texObj->Complete) {
-            _mesa_test_texobj_completeness(ctx, texObj);
-         }
-         if (texObj->Complete) {
-            texUnit->_ReallyEnabled = TEXTURE_CUBE_BIT;
-            texUnit->_Current = texObj;
-         }
-      }
-
-      if (!texUnit->_ReallyEnabled && (enableBits & TEXTURE_3D_BIT)) {
-         struct gl_texture_object *texObj = texUnit->Current3D;
-         if (!texObj->Complete) {
-            _mesa_test_texobj_completeness(ctx, texObj);
-         }
-         if (texObj->Complete) {
-            texUnit->_ReallyEnabled = TEXTURE_3D_BIT;
-            texUnit->_Current = texObj;
-         }
-      }
-
-      if (!texUnit->_ReallyEnabled && (enableBits & TEXTURE_RECT_BIT)) {
-         struct gl_texture_object *texObj = texUnit->CurrentRect;
-         if (!texObj->Complete) {
-            _mesa_test_texobj_completeness(ctx, texObj);
-         }
-         if (texObj->Complete) {
-            texUnit->_ReallyEnabled = TEXTURE_RECT_BIT;
-            texUnit->_Current = texObj;
-         }
-      }
-
-      if (!texUnit->_ReallyEnabled && (enableBits & TEXTURE_2D_BIT)) {
-         struct gl_texture_object *texObj = texUnit->Current2D;
-         if (!texObj->Complete) {
-            _mesa_test_texobj_completeness(ctx, texObj);
-         }
-         if (texObj->Complete) {
-            texUnit->_ReallyEnabled = TEXTURE_2D_BIT;
-            texUnit->_Current = texObj;
-         }
-      }
-
-      if (!texUnit->_ReallyEnabled && (enableBits & TEXTURE_1D_BIT)) {
-         struct gl_texture_object *texObj = texUnit->Current1D;
-         if (!texObj->Complete) {
-            _mesa_test_texobj_completeness(ctx, texObj);
-         }
-         if (texObj->Complete) {
-            texUnit->_ReallyEnabled = TEXTURE_1D_BIT;
-            texUnit->_Current = texObj;
-         }
-      }
+       */
+      texture_override(texUnit->CurrentCubeMap, TEXTURE_CUBE_BIT, ctx, enableBits, texUnit);
+      texture_override(texUnit->Current3D, TEXTURE_3D_BIT, ctx, enableBits, texUnit);
+      texture_override(texUnit->CurrentRect, TEXTURE_RECT_BIT, ctx, enableBits, texUnit);
+      texture_override(texUnit->Current2D, TEXTURE_2D_BIT, ctx, enableBits, texUnit);
+      texture_override(texUnit->Current1D, TEXTURE_1D_BIT, ctx, enableBits, texUnit);
 
       if (!texUnit->_ReallyEnabled) {
          continue;
@@ -2967,8 +2948,8 @@ update_texture_state( GLcontext *ctx )
    /* Fragment programs may need texture coordinates but not the
     * corresponding texture images.
     */
-   if (ctx->ShaderObjects.CurrentProgram != NULL) {
-      ctx->Texture._EnabledCoordUnits |= (1 << 8) - 1;
+   if (prog != NULL) {
+      ctx->Texture._EnabledCoordUnits |= (1 << ctx->Const.MaxTextureCoordUnits) - 1;
    }
    else if (ctx->FragmentProgram._Enabled) {
       ctx->Texture._EnabledCoordUnits |=
diff --git a/src/mesa/shader/shaderobjects.c b/src/mesa/shader/shaderobjects.c
index 4c4fdcfe550..ad55b7448c5 100644
--- a/src/mesa/shader/shaderobjects.c
+++ b/src/mesa/shader/shaderobjects.c
@@ -343,34 +343,13 @@ _mesa_ValidateProgramARB (GLhandleARB programObj)
 	}
 }
 
-/*
-Errors TODO
-
-    The error INVALID_OPERATION is generated by the Uniform*ARB if the
-    number of values loaded results in exceeding the declared extent of a
-    uniform.
-
-    The error INVALID_OPERATION is generated by the Uniform*ARB commands if
-    the size does not match the size of the uniform declared in the shader.
-
-    The error INVALID_OPERATION is generated by the Uniform*ARB commands if
-    the type does not match the type of the uniform declared in the shader,
-    if the uniform is not of type Boolean.
-
-    The error INVALID_OPERATION is generated by the Uniform*ARB commands if
-    <location> does not exist for the program object currently in use.
-
-    The error INVALID_OPERATION is generated if a uniform command other than
-    Uniform1i{v}ARB is used to load a sampler value.
-
-
-*/
-
 GLvoid GLAPIENTRY
 _mesa_Uniform1fARB (GLint location, GLfloat v0)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform1fARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform1fARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -383,7 +362,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform2fARB (GLint location, GLfloat v0, GLfloat v1)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform2fARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform2fARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -398,7 +379,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform3fARB (GLint location, GLfloat v0, GLfloat v1, GLfloat v2)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform3fARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform3fARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -413,7 +396,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform4fARB (GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform4fARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform4fARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -428,7 +413,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform1iARB (GLint location, GLint v0)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform1iARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform1iARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -441,7 +428,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform2iARB (GLint location, GLint v0, GLint v1)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform2iARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform2iARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -456,7 +445,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform3iARB (GLint location, GLint v0, GLint v1, GLint v2)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform3iARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform3iARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -471,7 +462,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform4iARB (GLint location, GLint v0, GLint v1, GLint v2, GLint v3)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform4iARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform4iARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -486,7 +479,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform1fvARB (GLint location, GLsizei count, const GLfloat *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform1fvARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform1fvARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -499,7 +494,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform2fvARB (GLint location, GLsizei count, const GLfloat *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform2fvARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform2fvARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -512,7 +509,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform3fvARB (GLint location, GLsizei count, const GLfloat *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform3fvARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform3fvARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -525,7 +524,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform4fvARB (GLint location, GLsizei count, const GLfloat *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform4fvARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform4fvARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -538,7 +539,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform1ivARB (GLint location, GLsizei count, const GLint *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform1ivARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform1ivARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -551,7 +554,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform2ivARB (GLint location, GLsizei count, const GLint *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform2ivARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform2ivARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -564,7 +569,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform3ivARB (GLint location, GLsizei count, const GLint *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform3ivARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform3ivARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -577,7 +584,9 @@ GLvoid GLAPIENTRY
 _mesa_Uniform4ivARB (GLint location, GLsizei count, const GLint *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform4ivARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniform4ivARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -590,7 +599,9 @@ GLvoid GLAPIENTRY
 _mesa_UniformMatrix2fvARB (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniformMatrix2fvARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniformMatrix2fvARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -628,7 +639,9 @@ GLvoid GLAPIENTRY
 _mesa_UniformMatrix3fvARB (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniformMatrix3fvARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniformMatrix3fvARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
@@ -671,7 +684,9 @@ GLvoid GLAPIENTRY
 _mesa_UniformMatrix4fvARB (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value)
 {
 	GET_CURRENT_CONTEXT(ctx);
-	GET_CURRENT_LINKED_PROGRAM(pro, "glUniformMatrix4fvARB");
+	GET_CURRENT_LINKED_PROGRAM(pro, "glUniformMatrix4fvARB");
+
+	FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 
 	if (pro != NULL)
 	{
diff --git a/src/mesa/shader/shaderobjects.h b/src/mesa/shader/shaderobjects.h
index 5a4667d090a..830adddec94 100644
--- a/src/mesa/shader/shaderobjects.h
+++ b/src/mesa/shader/shaderobjects.h
@@ -88,9 +88,10 @@ struct gl2_program_intf
    GLvoid (* Validate) (struct gl2_program_intf **);
    GLvoid (* UpdateFixedUniforms) (struct gl2_program_intf **);
    GLvoid (* UpdateFixedAttribute) (struct gl2_program_intf **, GLuint, GLvoid *, GLuint, GLuint,
-	   GLboolean);
+      GLboolean);
    GLvoid (* UpdateFixedVarying) (struct gl2_program_intf **, GLuint, GLvoid *, GLuint, GLuint,
-	   GLboolean);
+      GLboolean);
+   GLvoid (* GetTextureImageUsage) (struct gl2_program_intf **, GLbitfield *);
 };
 
 struct gl2_fragment_shader_intf
diff --git a/src/mesa/shader/shaderobjects_3dlabs.c b/src/mesa/shader/shaderobjects_3dlabs.c
index 96f382437d5..6d03f426487 100755
--- a/src/mesa/shader/shaderobjects_3dlabs.c
+++ b/src/mesa/shader/shaderobjects_3dlabs.c
@@ -841,7 +841,7 @@ write_common_fixed (slang_program *pro, GLuint index, const GLvoid *src, GLuint
 {
 	GLuint i;
 
-	for (i = 0; i < SLANG_UNIFORM_BINDING_MAX; i++)
+	for (i = 0; i < SLANG_SHADER_MAX; i++)
 	{
 		GLuint addr;
 
@@ -965,7 +965,7 @@ _program_UpdateFixedAttribute (struct gl2_program_intf **intf, GLuint index, GLv
 	{
 		GLubyte *mem;
 
-		mem = (GLubyte *) pro->machines[SLANG_UNIFORM_BINDING_VERTEX]->mem + addr + offset * size;
+		mem = (GLubyte *) pro->machines[SLANG_SHADER_VERTEX]->mem + addr + offset * size;
 		if (write)
 			_mesa_memcpy (mem, data, size);
 		else
@@ -986,7 +986,7 @@ _program_UpdateFixedVarying (struct gl2_program_intf **intf, GLuint index, GLvoi
 	{
 		GLubyte *mem;
 
-		mem = (GLubyte *) pro->machines[SLANG_UNIFORM_BINDING_FRAGMENT]->mem + addr + offset * size;
+		mem = (GLubyte *) pro->machines[SLANG_SHADER_FRAGMENT]->mem + addr + offset * size;
 		if (write)
 			_mesa_memcpy (mem, data, size);
 		else
@@ -994,6 +994,58 @@ _program_UpdateFixedVarying (struct gl2_program_intf **intf, GLuint index, GLvoi
 	}
 }
 
+static GLvoid
+_program_GetTextureImageUsage (struct gl2_program_intf **intf, GLbitfield *teximageusage)
+{
+	GET_CURRENT_CONTEXT(ctx);
+	struct gl2_program_impl *impl = (struct gl2_program_impl *) intf;
+	slang_program *pro = &impl->_obj.prog;
+	GLuint i;
+
+	for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++)
+		teximageusage[i] = 0;
+
+	for (i = 0; i < pro->texture_usage.count; i++)
+	{
+		GLuint n, addr, j;
+
+		n = pro->texture_usage.table[i].quant->array_len;
+		if (n == 0)
+			n = 1;
+		addr = pro->texture_usage.table[i].frag_address;
+		for (j = 0; j < n; j++)
+		{
+			GLubyte *mem;
+			GLuint image;
+
+			mem = (GLubyte *) pro->machines[SLANG_SHADER_FRAGMENT]->mem + addr + j * 4;
+			image = (GLuint) *((GLfloat *) mem);
+			if (image >= 0 && image < ctx->Const.MaxTextureImageUnits)
+			{
+				switch (pro->texture_usage.table[i].quant->u.basic_type)
+				{
+				case GL_SAMPLER_1D_ARB:
+				case GL_SAMPLER_1D_SHADOW_ARB:
+					teximageusage[image] |= TEXTURE_1D_BIT;
+					break;
+				case GL_SAMPLER_2D_ARB:
+				case GL_SAMPLER_2D_SHADOW_ARB:
+					teximageusage[image] |= TEXTURE_2D_BIT;
+					break;
+				case GL_SAMPLER_3D_ARB:
+					teximageusage[image] |= TEXTURE_3D_BIT;
+					break;
+				case GL_SAMPLER_CUBE_ARB:
+					teximageusage[image] |= TEXTURE_CUBE_BIT;
+					break;
+				}
+			}
+		}
+	}
+
+	/* TODO: make sure that for 0<=i<=MaxTextureImageUint bitcount(teximageuint[i])<=0 */
+}
+
 static struct gl2_program_intf _program_vftbl = {
 	{
 		{
@@ -1019,7 +1071,8 @@ static struct gl2_program_intf _program_vftbl = {
 	_program_Validate,
 	_program_UpdateFixedUniforms,
 	_program_UpdateFixedAttribute,
-	_program_UpdateFixedVarying
+	_program_UpdateFixedVarying,
+	_program_GetTextureImageUsage
 };
 
 static void
@@ -1238,7 +1291,7 @@ int _slang_fetch_discard (struct gl2_program_intf **pro, GLboolean *val)
 	struct gl2_program_impl *impl;
 
 	impl = (struct gl2_program_impl *) pro;
-	*val = impl->_obj.prog.machines[SLANG_UNIFORM_BINDING_FRAGMENT]->kill ? GL_TRUE : GL_FALSE;
+	*val = impl->_obj.prog.machines[SLANG_SHADER_FRAGMENT]->kill ? GL_TRUE : GL_FALSE;
 	return 1;
 }
 
@@ -1251,19 +1304,19 @@ static GLvoid exec_shader (struct gl2_program_intf **pro, GLuint i)
 	p = &impl->_obj.prog;
 
 	slang_machine_init (p->machines[i]);
-	p->machines[i]->ip = p->code[i];
+	p->machines[i]->ip = p->code[i][SLANG_COMMON_CODE_MAIN];
 
 	_slang_execute2 (p->assemblies[i], p->machines[i]);
 }
 
 GLvoid _slang_exec_fragment_shader (struct gl2_program_intf **pro)
 {
-	exec_shader (pro, SLANG_UNIFORM_BINDING_FRAGMENT);
+	exec_shader (pro, SLANG_SHADER_FRAGMENT);
 }
 
 GLvoid _slang_exec_vertex_shader (struct gl2_program_intf **pro)
 {
-	exec_shader (pro, SLANG_UNIFORM_BINDING_VERTEX);
+	exec_shader (pro, SLANG_SHADER_VERTEX);
 }
 
 GLint _slang_get_uniform_location (struct gl2_program_intf **pro, const char *name)
@@ -1287,6 +1340,10 @@ GLboolean _slang_write_uniform (struct gl2_program_intf **pro, GLint loc, GLsize
 	slang_uniform_bindings *bind;
 	slang_uniform_binding *b;
 	GLuint i;
+	GLboolean convert_float_to_bool = GL_FALSE;
+	GLboolean convert_int_to_bool = GL_FALSE;
+	GLboolean convert_int_to_float = GL_FALSE;
+	GLboolean types_match = GL_FALSE;
 
 	if (loc == -1)
 		return GL_TRUE;
@@ -1298,16 +1355,113 @@ GLboolean _slang_write_uniform (struct gl2_program_intf **pro, GLint loc, GLsize
 
 	b = &bind->table[loc];
 	/* TODO: check sizes */
-	/* TODO: check if not structure */
-	if (b->quant->u.basic_type != type)
+	if (b->quant->structure != NULL)
 		return GL_FALSE;
 
-	for (i = 0; i < SLANG_UNIFORM_BINDING_MAX; i++)
-		if (b->address[i] != ~0)
-		{
-			_mesa_memcpy (&impl->_obj.prog.machines[i]->mem[b->address[i] / 4], data,
-				count * b->quant->size);
-		}
+	switch (b->quant->u.basic_type)
+	{
+	case GL_BOOL_ARB:
+		types_match = (type == GL_FLOAT) || (type == GL_INT);
+		if (type == GL_FLOAT)
+			convert_float_to_bool = GL_TRUE;
+		else
+			convert_int_to_bool = GL_TRUE;
+		break;
+	case GL_BOOL_VEC2_ARB:
+		types_match = (type == GL_FLOAT_VEC2_ARB) || (type == GL_INT_VEC2_ARB);
+		if (type == GL_FLOAT_VEC2_ARB)
+			convert_float_to_bool = GL_TRUE;
+		else
+			convert_int_to_bool = GL_TRUE;
+		break;
+	case GL_BOOL_VEC3_ARB:
+		types_match = (type == GL_FLOAT_VEC3_ARB) || (type == GL_INT_VEC3_ARB);
+		if (type == GL_FLOAT_VEC3_ARB)
+			convert_float_to_bool = GL_TRUE;
+		else
+			convert_int_to_bool = GL_TRUE;
+		break;
+	case GL_BOOL_VEC4_ARB:
+		types_match = (type == GL_FLOAT_VEC4_ARB) || (type == GL_INT_VEC4_ARB);
+		if (type == GL_FLOAT_VEC4_ARB)
+			convert_float_to_bool = GL_TRUE;
+		else
+			convert_int_to_bool = GL_TRUE;
+		break;
+	case GL_SAMPLER_1D_ARB:
+	case GL_SAMPLER_2D_ARB:
+	case GL_SAMPLER_3D_ARB:
+	case GL_SAMPLER_CUBE_ARB:
+	case GL_SAMPLER_1D_SHADOW_ARB:
+	case GL_SAMPLER_2D_SHADOW_ARB:
+		types_match = (type == GL_INT);
+		break;
+	default:
+		types_match = (type == b->quant->u.basic_type);
+		break;
+	}
+
+	if (!types_match)
+		return GL_FALSE;
+
+	switch (type)
+	{
+	case GL_INT:
+	case GL_INT_VEC2_ARB:
+	case GL_INT_VEC3_ARB:
+	case GL_INT_VEC4_ARB:
+		convert_int_to_float = GL_TRUE;
+		break;
+	}
+
+	if (convert_float_to_bool)
+	{
+		for (i = 0; i < SLANG_SHADER_MAX; i++)
+			if (b->address[i] != ~0)
+			{
+				const GLfloat *src = (GLfloat *) (data);
+				GLfloat *dst = (GLfloat *) (&impl->_obj.prog.machines[i]->mem[b->address[i] / 4]);
+				GLuint j;
+
+				for (j = 0; j < count * b->quant->size / 4; j++)
+					dst[j] = src[j] != 0.0f ? 1.0f : 0.0f;
+			}
+	}
+	else if (convert_int_to_bool)
+	{
+		for (i = 0; i < SLANG_SHADER_MAX; i++)
+			if (b->address[i] != ~0)
+			{
+				const GLuint *src = (GLuint *) (data);
+				GLfloat *dst = (GLfloat *) (&impl->_obj.prog.machines[i]->mem[b->address[i] / 4]);
+				GLuint j;
+
+				for (j = 0; j < count * b->quant->size / 4; j++)
+					dst[j] = src[j] ? 1.0f : 0.0f;
+			}
+	}
+	else if (convert_int_to_float)
+	{
+		for (i = 0; i < SLANG_SHADER_MAX; i++)
+			if (b->address[i] != ~0)
+			{
+				const GLuint *src = (GLuint *) (data);
+				GLfloat *dst = (GLfloat *) (&impl->_obj.prog.machines[i]->mem[b->address[i] / 4]);
+				GLuint j;
+
+				for (j = 0; j < count * b->quant->size / 4; j++)
+					dst[j] = (GLfloat) src[j];
+			}
+	}
+	else
+	{
+		for (i = 0; i < SLANG_SHADER_MAX; i++)
+			if (b->address[i] != ~0)
+			{
+				_mesa_memcpy (&impl->_obj.prog.machines[i]->mem[b->address[i] / 4], data,
+					count * b->quant->size);
+			}
+	}
 	return GL_TRUE;
 }
 
diff --git a/src/mesa/shader/slang/library/slang_common_builtin.gc b/src/mesa/shader/slang/library/slang_common_builtin.gc
index 4d82d54c14d..9486f4c8304 100755
--- a/src/mesa/shader/slang/library/slang_common_builtin.gc
+++ b/src/mesa/shader/slang/library/slang_common_builtin.gc
@@ -1,10 +1,27 @@
-
-//
-// TODO:
-// - implement texture1D, texture3D, textureCube,
-// - implement shadow1D, shadow2D,
-//
-
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.5
+ *
+ * Copyright (C) 2006  Brian Paul   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
+ * BRIAN PAUL 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.
+ */
+
 //
 // From Shader Spec, ver. 1.10, rev. 59
 //
@@ -1267,8 +1284,9 @@ bvec4 not (bvec4 v) {
 //
 
 vec4 texture1D (sampler1D sampler, float coord) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_tex1d texel, sampler, coord, 0.0;
+    return texel;
 }
 
 vec4 texture1DProj (sampler1D sampler, vec2 coord) {
@@ -1281,7 +1299,7 @@ vec4 texture1DProj (sampler1D sampler, vec4 coord) {
 
 vec4 texture2D (sampler2D sampler, vec2 coord) {
     vec4 texel;
-    __asm vec4_tex2d texel, sampler, coord;
+    __asm vec4_tex2d texel, sampler, coord, 0.0;
     return texel;
 }
 
@@ -1294,8 +1312,9 @@ vec4 texture2DProj (sampler2D sampler, vec4 coord) {
 }
 
 vec4 texture3D (sampler3D sampler, vec3 coord) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_tex3d texel, sampler, coord, 0.0;
+    return texel;
 }
 
 vec4 texture3DProj (sampler3D sampler, vec4 coord) {
@@ -1303,22 +1322,25 @@ vec4 texture3DProj (sampler3D sampler, vec4 coord) {
 }
 
 vec4 textureCube (samplerCube sampler, vec3 coord) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_texcube texel, sampler, coord, 0.0;
+    return texel;
 }
 
 vec4 shadow1D (sampler1DShadow sampler, vec3 coord) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_shad1d texel, sampler, coord, 0.0;
+    return texel;
 }
 
-vec4 shadow2D (sampler2DShadow sampler, vec3 coord) {
-    // XXX:
-    return vec4 (0.0);
-}
-
 vec4 shadow1DProj (sampler1DShadow sampler, vec4 coord) {
-    return shadow1D (sampler, vec3 (coord.s / coord.q, 0.0, coord.p / coord.q));
+    return shadow1D (sampler, vec3 (coord.s / coord.q, 0.0, coord.p / coord.q));
+}
+
+vec4 shadow2D (sampler2DShadow sampler, vec3 coord) {
+    vec4 texel;
+    __asm vec4_shad2d texel, sampler, coord, 0.0;
+    return texel;
 }
 
 vec4 shadow2DProj (sampler2DShadow sampler, vec4 coord) {
diff --git a/src/mesa/shader/slang/library/slang_common_builtin_gc.h b/src/mesa/shader/slang/library/slang_common_builtin_gc.h
index 7198e5f9478..ad4f78eebf4 100644
--- a/src/mesa/shader/slang/library/slang_common_builtin_gc.h
+++ b/src/mesa/shader/slang/library/slang_common_builtin_gc.h
@@ -548,62 +548,71 @@
 0,56,0,18,118,0,59,121,0,56,0,18,118,0,59,122,0,56,0,0,0,0,1,0,4,0,110,111,116,0,1,0,0,4,118,0,0,0,
 1,8,58,98,118,101,99,52,0,18,118,0,59,120,0,56,0,18,118,0,59,121,0,56,0,18,118,0,59,122,0,56,0,18,
 118,0,59,119,0,56,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,49,68,0,1,0,0,16,115,97,109,112,108,
-101,114,0,0,1,0,0,9,99,111,111,114,100,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,12,
-0,116,101,120,116,117,114,101,49,68,80,114,111,106,0,1,0,0,16,115,97,109,112,108,101,114,0,0,1,0,0,
-10,99,111,111,114,100,0,0,0,1,8,58,116,101,120,116,117,114,101,49,68,0,18,115,97,109,112,108,101,
-114,0,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,116,0,49,0,0,0,0,1,0,12,0,116,
-101,120,116,117,114,101,49,68,80,114,111,106,0,1,0,0,16,115,97,109,112,108,101,114,0,0,1,0,0,12,99,
-111,111,114,100,0,0,0,1,8,58,116,101,120,116,117,114,101,49,68,0,18,115,97,109,112,108,101,114,0,0,
-18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,0,1,0,12,0,116,101,120,
-116,117,114,101,50,68,0,1,0,0,17,115,97,109,112,108,101,114,0,0,1,0,0,10,99,111,111,114,100,0,0,0,
-1,3,2,0,12,1,116,101,120,101,108,0,0,0,4,118,101,99,52,95,116,101,120,50,100,0,18,116,101,120,101,
-108,0,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,0,0,8,18,116,101,120,101,108,0,0,
-0,1,0,12,0,116,101,120,116,117,114,101,50,68,80,114,111,106,0,1,0,0,17,115,97,109,112,108,101,114,
-0,0,1,0,0,11,99,111,111,114,100,0,0,0,1,8,58,116,101,120,116,117,114,101,50,68,0,18,115,97,109,112,
-108,101,114,0,0,58,118,101,99,50,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,112,
-0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,112,0,49,0,0,0,0,0,0,1,0,12,0,
-116,101,120,116,117,114,101,50,68,80,114,111,106,0,1,0,0,17,115,97,109,112,108,101,114,0,0,1,0,0,
-12,99,111,111,114,100,0,0,0,1,8,58,116,101,120,116,117,114,101,50,68,0,18,115,97,109,112,108,101,
-114,0,0,58,118,101,99,50,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,
-18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,0,0,0,1,0,12,0,116,101,
-120,116,117,114,101,51,68,0,1,0,0,18,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,
-0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,51,68,80,
-114,111,106,0,1,0,0,18,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,0,1,8,58,116,
-101,120,116,117,114,101,51,68,0,18,115,97,109,112,108,101,114,0,0,58,118,101,99,51,0,18,99,111,111,
-114,100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,
-111,111,114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,
-49,0,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,67,117,98,101,0,1,0,0,19,115,97,109,112,108,
-101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,12,
-0,115,104,97,100,111,119,49,68,0,1,0,0,20,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,
-100,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,12,0,115,104,97,100,111,119,50,68,0,1,
-0,0,21,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,0,1,8,58,118,101,99,52,0,17,
-48,0,48,0,0,0,0,0,0,1,0,12,0,115,104,97,100,111,119,49,68,80,114,111,106,0,1,0,0,20,115,97,109,112,
-108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,0,1,8,58,115,104,97,100,111,119,49,68,0,18,115,97,
-109,112,108,101,114,0,0,58,118,101,99,51,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,
-0,59,113,0,49,0,17,48,0,48,0,0,0,18,99,111,111,114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,
-49,0,0,0,0,0,0,1,0,12,0,115,104,97,100,111,119,50,68,80,114,111,106,0,1,0,0,21,115,97,109,112,108,
-101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,0,1,8,58,115,104,97,100,111,119,50,68,0,18,115,97,109,
-112,108,101,114,0,0,58,118,101,99,51,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,
-113,0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,113,0,49,0,18,99,111,111,
-114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,0,0,0,1,0,9,0,110,111,105,115,101,49,
-0,1,0,0,9,120,0,0,0,1,3,2,0,9,1,97,0,0,0,4,102,108,111,97,116,95,110,111,105,115,101,49,0,18,97,0,
-0,18,120,0,0,0,8,18,97,0,0,0,1,0,9,0,110,111,105,115,101,49,0,1,0,0,10,120,0,0,0,1,3,2,0,9,1,97,0,
-0,0,4,102,108,111,97,116,95,110,111,105,115,101,50,0,18,97,0,0,18,120,0,0,0,8,18,97,0,0,0,1,0,9,0,
-110,111,105,115,101,49,0,1,0,0,11,120,0,0,0,1,3,2,0,9,1,97,0,0,0,4,102,108,111,97,116,95,110,111,
-105,115,101,51,0,18,97,0,0,18,120,0,0,0,8,18,97,0,0,0,1,0,9,0,110,111,105,115,101,49,0,1,0,0,12,
-120,0,0,0,1,3,2,0,9,1,97,0,0,0,4,102,108,111,97,116,95,110,111,105,115,101,52,0,18,97,0,0,18,120,0,
-0,0,8,18,97,0,0,0,1,0,10,0,110,111,105,115,101,50,0,1,0,0,9,120,0,0,0,1,8,58,118,101,99,50,0,58,
-110,111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,101,49,0,18,120,0,17,49,57,0,51,52,0,0,
-46,0,0,0,0,0,0,1,0,10,0,110,111,105,115,101,50,0,1,0,0,10,120,0,0,0,1,8,58,118,101,99,50,0,58,110,
-111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,50,0,17,49,
-57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,0,46,0,0,0,0,0,0,1,0,10,0,110,111,105,115,101,50,0,1,0,0,11,
-120,0,0,0,1,8,58,118,101,99,50,0,58,110,111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,101,
-49,0,18,120,0,58,118,101,99,51,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,0,
-46,0,0,0,0,0,0,1,0,10,0,110,111,105,115,101,50,0,1,0,0,12,120,0,0,0,1,8,58,118,101,99,50,0,58,110,
-111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,52,0,17,49,
-57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,17,50,0,55,55,0,0,0,0,46,0,0,0,0,0,0,1,0,
-11,0,110,111,105,115,101,51,0,1,0,0,9,120,0,0,0,1,8,58,118,101,99,51,0,58,110,111,105,115,101,49,0,
-18,120,0,0,0,0,58,110,111,105,115,101,49,0,18,120,0,17,49,57,0,51,52,0,0,46,0,0,0,58,110,111,105,
+101,114,0,0,1,0,0,9,99,111,111,114,100,0,0,0,1,3,2,0,12,1,116,101,120,101,108,0,0,0,4,118,101,99,
+52,95,116,101,120,49,100,0,18,116,101,120,101,108,0,0,18,115,97,109,112,108,101,114,0,0,18,99,111,
+111,114,100,0,0,17,48,0,48,0,0,0,0,8,18,116,101,120,101,108,0,0,0,1,0,12,0,116,101,120,116,117,114,
+101,49,68,80,114,111,106,0,1,0,0,16,115,97,109,112,108,101,114,0,0,1,0,0,10,99,111,111,114,100,0,0,
+0,1,8,58,116,101,120,116,117,114,101,49,68,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,
+100,0,59,115,0,18,99,111,111,114,100,0,59,116,0,49,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,49,
+68,80,114,111,106,0,1,0,0,16,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,0,1,8,
+58,116,101,120,116,117,114,101,49,68,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,
+59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,50,68,0,
+1,0,0,17,115,97,109,112,108,101,114,0,0,1,0,0,10,99,111,111,114,100,0,0,0,1,3,2,0,12,1,116,101,120,
+101,108,0,0,0,4,118,101,99,52,95,116,101,120,50,100,0,18,116,101,120,101,108,0,0,18,115,97,109,112,
+108,101,114,0,0,18,99,111,111,114,100,0,0,17,48,0,48,0,0,0,0,8,18,116,101,120,101,108,0,0,0,1,0,12,
+0,116,101,120,116,117,114,101,50,68,80,114,111,106,0,1,0,0,17,115,97,109,112,108,101,114,0,0,1,0,0,
+11,99,111,111,114,100,0,0,0,1,8,58,116,101,120,116,117,114,101,50,68,0,18,115,97,109,112,108,101,
+114,0,0,58,118,101,99,50,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,112,0,49,0,
+18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,112,0,49,0,0,0,0,0,0,1,0,12,0,116,101,
+120,116,117,114,101,50,68,80,114,111,106,0,1,0,0,17,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,
+111,114,100,0,0,0,1,8,58,116,101,120,116,117,114,101,50,68,0,18,115,97,109,112,108,101,114,0,0,58,
+118,101,99,50,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,18,99,111,
+111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,0,0,0,1,0,12,0,116,101,120,116,
+117,114,101,51,68,0,1,0,0,18,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,0,1,3,
+2,0,12,1,116,101,120,101,108,0,0,0,4,118,101,99,52,95,116,101,120,51,100,0,18,116,101,120,101,108,
+0,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,0,17,48,0,48,0,0,0,0,8,18,116,101,
+120,101,108,0,0,0,1,0,12,0,116,101,120,116,117,114,101,51,68,80,114,111,106,0,1,0,0,18,115,97,109,
+112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,0,1,8,58,116,101,120,116,117,114,101,51,68,0,
+18,115,97,109,112,108,101,114,0,0,58,118,101,99,51,0,18,99,111,111,114,100,0,59,115,0,18,99,111,
+111,114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,113,0,49,0,
+18,99,111,111,114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,0,0,0,1,0,12,0,116,101,
+120,116,117,114,101,67,117,98,101,0,1,0,0,19,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,
+114,100,0,0,0,1,3,2,0,12,1,116,101,120,101,108,0,0,0,4,118,101,99,52,95,116,101,120,99,117,98,101,
+0,18,116,101,120,101,108,0,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,0,17,48,0,
+48,0,0,0,0,8,18,116,101,120,101,108,0,0,0,1,0,12,0,115,104,97,100,111,119,49,68,0,1,0,0,20,115,97,
+109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,0,1,3,2,0,12,1,116,101,120,101,108,0,0,0,4,
+118,101,99,52,95,115,104,97,100,49,100,0,18,116,101,120,101,108,0,0,18,115,97,109,112,108,101,114,
+0,0,18,99,111,111,114,100,0,0,17,48,0,48,0,0,0,0,8,18,116,101,120,101,108,0,0,0,1,0,12,0,115,104,
+97,100,111,119,49,68,80,114,111,106,0,1,0,0,20,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,111,
+114,100,0,0,0,1,8,58,115,104,97,100,111,119,49,68,0,18,115,97,109,112,108,101,114,0,0,58,118,101,
+99,51,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,17,48,0,48,0,0,0,18,
+99,111,111,114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,0,0,0,1,0,12,0,115,104,97,
+100,111,119,50,68,0,1,0,0,21,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,0,1,3,
+2,0,12,1,116,101,120,101,108,0,0,0,4,118,101,99,52,95,115,104,97,100,50,100,0,18,116,101,120,101,
+108,0,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,0,17,48,0,48,0,0,0,0,8,18,116,
+101,120,101,108,0,0,0,1,0,12,0,115,104,97,100,111,119,50,68,80,114,111,106,0,1,0,0,21,115,97,109,
+112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,0,1,8,58,115,104,97,100,111,119,50,68,0,18,115,
+97,109,112,108,101,114,0,0,58,118,101,99,51,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,
+100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,113,0,49,0,18,99,
+111,111,114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,0,0,0,1,0,9,0,110,111,105,115,
+101,49,0,1,0,0,9,120,0,0,0,1,3,2,0,9,1,97,0,0,0,4,102,108,111,97,116,95,110,111,105,115,101,49,0,
+18,97,0,0,18,120,0,0,0,8,18,97,0,0,0,1,0,9,0,110,111,105,115,101,49,0,1,0,0,10,120,0,0,0,1,3,2,0,9,
+1,97,0,0,0,4,102,108,111,97,116,95,110,111,105,115,101,50,0,18,97,0,0,18,120,0,0,0,8,18,97,0,0,0,1,
+0,9,0,110,111,105,115,101,49,0,1,0,0,11,120,0,0,0,1,3,2,0,9,1,97,0,0,0,4,102,108,111,97,116,95,110,
+111,105,115,101,51,0,18,97,0,0,18,120,0,0,0,8,18,97,0,0,0,1,0,9,0,110,111,105,115,101,49,0,1,0,0,
+12,120,0,0,0,1,3,2,0,9,1,97,0,0,0,4,102,108,111,97,116,95,110,111,105,115,101,52,0,18,97,0,0,18,
+120,0,0,0,8,18,97,0,0,0,1,0,10,0,110,111,105,115,101,50,0,1,0,0,9,120,0,0,0,1,8,58,118,101,99,50,0,
+58,110,111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,101,49,0,18,120,0,17,49,57,0,51,52,0,
+0,46,0,0,0,0,0,0,1,0,10,0,110,111,105,115,101,50,0,1,0,0,10,120,0,0,0,1,8,58,118,101,99,50,0,58,
+110,111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,50,0,17,
+49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,0,46,0,0,0,0,0,0,1,0,10,0,110,111,105,115,101,50,0,1,0,0,
+11,120,0,0,0,1,8,58,118,101,99,50,0,58,110,111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,
+101,49,0,18,120,0,58,118,101,99,51,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,
+0,0,46,0,0,0,0,0,0,1,0,10,0,110,111,105,115,101,50,0,1,0,0,12,120,0,0,0,1,8,58,118,101,99,50,0,58,
+110,111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,52,0,17,
+49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,17,50,0,55,55,0,0,0,0,46,0,0,0,0,0,0,1,
+0,11,0,110,111,105,115,101,51,0,1,0,0,9,120,0,0,0,1,8,58,118,101,99,51,0,58,110,111,105,115,101,49,
+0,18,120,0,0,0,0,58,110,111,105,115,101,49,0,18,120,0,17,49,57,0,51,52,0,0,46,0,0,0,58,110,111,105,
 115,101,49,0,18,120,0,17,53,0,52,55,0,0,46,0,0,0,0,0,0,1,0,11,0,110,111,105,115,101,51,0,1,0,0,10,
 120,0,0,0,1,8,58,118,101,99,51,0,58,110,111,105,115,101,49,0,18,120,0,0,0,0,58,110,111,105,115,101,
 49,0,18,120,0,58,118,101,99,50,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,0,46,0,0,0,58,110,111,
diff --git a/src/mesa/shader/slang/library/slang_fragment_builtin.gc b/src/mesa/shader/slang/library/slang_fragment_builtin.gc
index 776c96db9b0..8b619cd8373 100755
--- a/src/mesa/shader/slang/library/slang_fragment_builtin.gc
+++ b/src/mesa/shader/slang/library/slang_fragment_builtin.gc
@@ -1,8 +1,29 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.5
+ *
+ * Copyright (C) 2006  Brian Paul   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
+ * BRIAN PAUL 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.
+ */
 
 //
 // TODO:
-// - implement texture1D, texture2D, texture3D, textureCube,
-// - implement shadow1D, shadow2D,
 // - implement dFdx, dFdy,
 //
 
@@ -26,8 +47,9 @@ varying float gl_FogFragCoord;
 //
 
 vec4 texture1D (sampler1D sampler, float coord, float bias) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_tex1d texel, sampler, coord, bias;
+    return texel;
 }
 
 vec4 texture1DProj (sampler1D sampler, vec2 coord, float bias) {
@@ -39,8 +61,9 @@ vec4 texture1DProj (sampler1D sampler, vec4 coord, float bias) {
 }
 
 vec4 texture2D (sampler2D sampler, vec2 coord, float bias) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_tex2d texel, sampler, coord, bias;
+    return texel;
 }
 
 vec4 texture2DProj (sampler2D sampler, vec3 coord, float bias) {
@@ -52,8 +75,9 @@ vec4 texture2DProj (sampler2D sampler, vec4 coord, float bias) {
 }
 
 vec4 texture3D (sampler3D sampler, vec3 coord, float bias) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_tex3d texel, sampler, coord, bias;
+    return texel;
 }
 
 vec4 texture3DProj (sampler3D sampler, vec4 coord, float bias) {
@@ -61,22 +85,25 @@ vec4 texture3DProj (sampler3D sampler, vec4 coord, float bias) {
 }
 
 vec4 textureCube (samplerCube sampler, vec3 coord, float bias) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_texcube texel, sampler, coord, bias;
+    return texel;
 }
 
 vec4 shadow1D (sampler1DShadow sampler, vec3 coord, float bias) {
-    // XXX:
-    return vec4 (0.0);
-}
-
-vec4 shadow2D (sampler2DShadow sampler, vec3 coord, float bias) {
-    // XXX:
-    return vec4 (0.0);
+    vec4 texel;
+    __asm vec4_shad1d texel, sampler, coord, bias;
+    return texel;
 }
 
 vec4 shadow1DProj (sampler1DShadow sampler, vec4 coord, float bias) {
-    return shadow1D (sampler, vec3 (coord.s / coord.q, 0.0, coord.p / coord.q), bias);
+    return shadow1D (sampler, vec3 (coord.s / coord.q, 0.0, coord.p / coord.q), bias);
+}
+
+vec4 shadow2D (sampler2DShadow sampler, vec3 coord, float bias) {
+    vec4 texel;
+    __asm vec4_shad2d texel, sampler, coord, bias;
+    return texel;
 }
 
 vec4 shadow2DProj (sampler2DShadow sampler, vec4 coord, float bias) {
diff --git a/src/mesa/shader/slang/library/slang_fragment_builtin_gc.h b/src/mesa/shader/slang/library/slang_fragment_builtin_gc.h
index d8202a83ca2..89d4736f3eb 100644
--- a/src/mesa/shader/slang/library/slang_fragment_builtin_gc.h
+++ b/src/mesa/shader/slang/library/slang_fragment_builtin_gc.h
@@ -10,58 +10,69 @@
 111,114,0,0,0,2,2,3,12,1,103,108,95,84,101,120,67,111,111,114,100,0,3,18,103,108,95,77,97,120,84,
 101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,3,9,1,103,108,95,70,111,103,70,114,97,103,
 67,111,111,114,100,0,0,0,1,0,12,0,116,101,120,116,117,114,101,49,68,0,1,0,0,16,115,97,109,112,108,
-101,114,0,0,1,0,0,9,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,118,101,99,52,0,17,
-48,0,48,0,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,49,68,80,114,111,106,0,1,0,0,16,115,97,
-109,112,108,101,114,0,0,1,0,0,10,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,116,101,
-120,116,117,114,101,49,68,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,59,115,0,18,
-99,111,111,114,100,0,59,116,0,49,0,18,98,105,97,115,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,
-49,68,80,114,111,106,0,1,0,0,16,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,1,0,
-0,9,98,105,97,115,0,0,0,1,8,58,116,101,120,116,117,114,101,49,68,0,18,115,97,109,112,108,101,114,0,
-0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,18,98,105,97,115,0,0,0,0,
-0,1,0,12,0,116,101,120,116,117,114,101,50,68,0,1,0,0,17,115,97,109,112,108,101,114,0,0,1,0,0,10,99,
-111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,
-12,0,116,101,120,116,117,114,101,50,68,80,114,111,106,0,1,0,0,17,115,97,109,112,108,101,114,0,0,1,
-0,0,11,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,116,101,120,116,117,114,101,50,68,
-0,18,115,97,109,112,108,101,114,0,0,58,118,101,99,50,0,18,99,111,111,114,100,0,59,115,0,18,99,111,
-111,114,100,0,59,112,0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,112,0,49,0,
-0,0,18,98,105,97,115,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,50,68,80,114,111,106,0,1,0,0,
-17,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,
-58,116,101,120,116,117,114,101,50,68,0,18,115,97,109,112,108,101,114,0,0,58,118,101,99,50,0,18,99,
-111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,116,0,
-18,99,111,111,114,100,0,59,113,0,49,0,0,0,18,98,105,97,115,0,0,0,0,0,1,0,12,0,116,101,120,116,117,
-114,101,51,68,0,1,0,0,18,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,1,0,0,9,98,
-105,97,115,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,
-101,51,68,80,114,111,106,0,1,0,0,18,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,
-1,0,0,9,98,105,97,115,0,0,0,1,8,58,116,101,120,116,117,114,101,51,68,0,18,115,97,109,112,108,101,
-114,0,0,58,118,101,99,51,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,
-18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,
-112,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,18,98,105,97,115,0,0,0,0,0,1,0,12,0,116,101,120,
-116,117,114,101,67,117,98,101,0,1,0,0,19,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,
-100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,12,0,115,104,
-97,100,111,119,49,68,0,1,0,0,20,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,1,0,
-0,9,98,105,97,115,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,12,0,115,104,97,100,111,
-119,50,68,0,1,0,0,21,115,97,109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,1,0,0,9,98,105,
-97,115,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,12,0,115,104,97,100,111,119,49,68,
-80,114,111,106,0,1,0,0,20,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,1,0,0,9,
-98,105,97,115,0,0,0,1,8,58,115,104,97,100,111,119,49,68,0,18,115,97,109,112,108,101,114,0,0,58,118,
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-0,18,112,0,0,0,0,0,58,97,98,115,0,58,100,70,100,121,0,18,112,0,0,0,0,0,46,0,0,0
+101,114,0,0,1,0,0,9,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,3,2,0,12,1,116,101,120,
+101,108,0,0,0,4,118,101,99,52,95,116,101,120,49,100,0,18,116,101,120,101,108,0,0,18,115,97,109,112,
+108,101,114,0,0,18,99,111,111,114,100,0,0,18,98,105,97,115,0,0,0,8,18,116,101,120,101,108,0,0,0,1,
+0,12,0,116,101,120,116,117,114,101,49,68,80,114,111,106,0,1,0,0,16,115,97,109,112,108,101,114,0,0,
+1,0,0,10,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,116,101,120,116,117,114,101,49,
+68,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,
+116,0,49,0,18,98,105,97,115,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,49,68,80,114,111,106,0,
+1,0,0,16,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,
+0,1,8,58,116,101,120,116,117,114,101,49,68,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,
+100,0,59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,18,98,105,97,115,0,0,0,0,0,1,0,12,0,116,101,
+120,116,117,114,101,50,68,0,1,0,0,17,115,97,109,112,108,101,114,0,0,1,0,0,10,99,111,111,114,100,0,
+0,1,0,0,9,98,105,97,115,0,0,0,1,3,2,0,12,1,116,101,120,101,108,0,0,0,4,118,101,99,52,95,116,101,
+120,50,100,0,18,116,101,120,101,108,0,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,
+0,18,98,105,97,115,0,0,0,8,18,116,101,120,101,108,0,0,0,1,0,12,0,116,101,120,116,117,114,101,50,68,
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+98,105,97,115,0,0,0,1,8,58,116,101,120,116,117,114,101,50,68,0,18,115,97,109,112,108,101,114,0,0,
+58,118,101,99,50,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,112,0,49,0,18,99,
+111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,112,0,49,0,0,0,18,98,105,97,115,0,0,0,0,0,1,
+0,12,0,116,101,120,116,117,114,101,50,68,80,114,111,106,0,1,0,0,17,115,97,109,112,108,101,114,0,0,
+1,0,0,12,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,116,101,120,116,117,114,101,50,
+68,0,18,115,97,109,112,108,101,114,0,0,58,118,101,99,50,0,18,99,111,111,114,100,0,59,115,0,18,99,
+111,111,114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,113,0,
+49,0,0,0,18,98,105,97,115,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,51,68,0,1,0,0,18,115,97,
+109,112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,3,2,0,12,1,
+116,101,120,101,108,0,0,0,4,118,101,99,52,95,116,101,120,51,100,0,18,116,101,120,101,108,0,0,18,
+115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,0,18,98,105,97,115,0,0,0,8,18,116,101,120,
+101,108,0,0,0,1,0,12,0,116,101,120,116,117,114,101,51,68,80,114,111,106,0,1,0,0,18,115,97,109,112,
+108,101,114,0,0,1,0,0,12,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,116,101,120,116,
+117,114,101,51,68,0,18,115,97,109,112,108,101,114,0,0,58,118,101,99,51,0,18,99,111,111,114,100,0,
+59,115,0,18,99,111,111,114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,
+100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,18,
+98,105,97,115,0,0,0,0,0,1,0,12,0,116,101,120,116,117,114,101,67,117,98,101,0,1,0,0,19,115,97,109,
+112,108,101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,3,2,0,12,1,116,
+101,120,101,108,0,0,0,4,118,101,99,52,95,116,101,120,99,117,98,101,0,18,116,101,120,101,108,0,0,18,
+115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,0,18,98,105,97,115,0,0,0,8,18,116,101,120,
+101,108,0,0,0,1,0,12,0,115,104,97,100,111,119,49,68,0,1,0,0,20,115,97,109,112,108,101,114,0,0,1,0,
+0,11,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,3,2,0,12,1,116,101,120,101,108,0,0,0,4,
+118,101,99,52,95,115,104,97,100,49,100,0,18,116,101,120,101,108,0,0,18,115,97,109,112,108,101,114,
+0,0,18,99,111,111,114,100,0,0,18,98,105,97,115,0,0,0,8,18,116,101,120,101,108,0,0,0,1,0,12,0,115,
+104,97,100,111,119,49,68,80,114,111,106,0,1,0,0,20,115,97,109,112,108,101,114,0,0,1,0,0,12,99,111,
+111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,115,104,97,100,111,119,49,68,0,18,115,97,109,
+112,108,101,114,0,0,58,118,101,99,51,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,114,100,0,59,
+113,0,49,0,17,48,0,48,0,0,0,18,99,111,111,114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,49,0,
+0,0,18,98,105,97,115,0,0,0,0,0,1,0,12,0,115,104,97,100,111,119,50,68,0,1,0,0,21,115,97,109,112,108,
+101,114,0,0,1,0,0,11,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,3,2,0,12,1,116,101,120,
+101,108,0,0,0,4,118,101,99,52,95,115,104,97,100,50,100,0,18,116,101,120,101,108,0,0,18,115,97,109,
+112,108,101,114,0,0,18,99,111,111,114,100,0,0,18,98,105,97,115,0,0,0,8,18,116,101,120,101,108,0,0,
+0,1,0,12,0,115,104,97,100,111,119,50,68,80,114,111,106,0,1,0,0,21,115,97,109,112,108,101,114,0,0,1,
+0,0,12,99,111,111,114,100,0,0,1,0,0,9,98,105,97,115,0,0,0,1,8,58,115,104,97,100,111,119,50,68,0,18,
+115,97,109,112,108,101,114,0,0,58,118,101,99,51,0,18,99,111,111,114,100,0,59,115,0,18,99,111,111,
+114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,116,0,18,99,111,111,114,100,0,59,113,0,49,0,18,
+99,111,111,114,100,0,59,112,0,18,99,111,111,114,100,0,59,113,0,49,0,0,0,18,98,105,97,115,0,0,0,0,0,
+1,0,9,0,100,70,100,120,0,1,0,0,9,112,0,0,0,1,8,17,48,0,48,0,0,0,0,1,0,10,0,100,70,100,120,0,1,0,0,
+10,112,0,0,0,1,8,58,118,101,99,50,0,17,48,0,48,0,0,0,0,0,0,1,0,11,0,100,70,100,120,0,1,0,0,11,112,
+0,0,0,1,8,58,118,101,99,51,0,17,48,0,48,0,0,0,0,0,0,1,0,12,0,100,70,100,120,0,1,0,0,12,112,0,0,0,1,
+8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,9,0,100,70,100,121,0,1,0,0,9,112,0,0,0,1,8,17,48,0,
+48,0,0,0,0,1,0,10,0,100,70,100,121,0,1,0,0,10,112,0,0,0,1,8,58,118,101,99,50,0,17,48,0,48,0,0,0,0,
+0,0,1,0,11,0,100,70,100,121,0,1,0,0,11,112,0,0,0,1,8,58,118,101,99,51,0,17,48,0,48,0,0,0,0,0,0,1,0,
+12,0,100,70,100,121,0,1,0,0,12,112,0,0,0,1,8,58,118,101,99,52,0,17,48,0,48,0,0,0,0,0,0,1,0,9,0,102,
+119,105,100,116,104,0,1,0,0,9,112,0,0,0,1,8,58,97,98,115,0,58,100,70,100,120,0,18,112,0,0,0,0,0,58,
+97,98,115,0,58,100,70,100,121,0,18,112,0,0,0,0,0,46,0,0,1,0,10,0,102,119,105,100,116,104,0,1,0,0,
+10,112,0,0,0,1,8,58,97,98,115,0,58,100,70,100,120,0,18,112,0,0,0,0,0,58,97,98,115,0,58,100,70,100,
+121,0,18,112,0,0,0,0,0,46,0,0,1,0,11,0,102,119,105,100,116,104,0,1,0,0,11,112,0,0,0,1,8,58,97,98,
+115,0,58,100,70,100,120,0,18,112,0,0,0,0,0,58,97,98,115,0,58,100,70,100,121,0,18,112,0,0,0,0,0,46,
+0,0,1,0,12,0,102,119,105,100,116,104,0,1,0,0,12,112,0,0,0,1,8,58,97,98,115,0,58,100,70,100,120,0,
+18,112,0,0,0,0,0,58,97,98,115,0,58,100,70,100,121,0,18,112,0,0,0,0,0,46,0,0,0
diff --git a/src/mesa/shader/slang/library/slang_shader.syn b/src/mesa/shader/slang/library/slang_shader.syn
index aeb3c6112c2..36d073e88a8 100644
--- a/src/mesa/shader/slang/library/slang_shader.syn
+++ b/src/mesa/shader/slang/library/slang_shader.syn
@@ -1168,16 +1168,26 @@ __asm_statement
     "__asm" .and space .and identifier .and space .and asm_arguments .and semicolon .emit OP_END;
 
 /*
-    <asm_arguments>                     ::= <identifier>
-                                          | <asm_arguments> "," <identifier>
+    <asm_arguments>                     ::= <asm_argument>
+                                          | <asm_arguments> "," <asm_argument>
 
 note: this is an extension to the standard language specification - normally slang disallows
       __asm statements
 */
 asm_arguments
-    variable_identifier .and .true .emit OP_END .and .loop asm_arguments_1;
+    asm_argument .and .true .emit OP_END .and .loop asm_arguments_1;
 asm_arguments_1
-    comma .and variable_identifier .and .true .emit OP_END;
+    comma .and asm_argument .and .true .emit OP_END;
+
+/*
+    <asm_argument>                      ::= <variable_identifier>
+                                          | <floatconstant>
+
+note: this is an extension to the standard language specification - normally slang disallows
+      __asm statements
+*/
+asm_argument
+    variable_identifier .or floatconstant;
 
 /*
     <translation_unit>                  ::= <external_declaration>
diff --git a/src/mesa/shader/slang/library/slang_shader_syn.h b/src/mesa/shader/slang/library/slang_shader_syn.h
index 3f13b2583a3..5a94d99d439 100644
--- a/src/mesa/shader/slang/library/slang_shader_syn.h
+++ b/src/mesa/shader/slang/library/slang_shader_syn.h
@@ -560,9 +560,11 @@
 "__asm_statement\n"
 " \"__asm\" .and space .and identifier .and space .and asm_arguments .and semicolon .emit OP_END;\n"
 "asm_arguments\n"
-" variable_identifier .and .true .emit OP_END .and .loop asm_arguments_1;\n"
+" asm_argument .and .true .emit OP_END .and .loop asm_arguments_1;\n"
 "asm_arguments_1\n"
-" comma .and variable_identifier .and .true .emit OP_END;\n"
+" comma .and asm_argument .and .true .emit OP_END;\n"
+"asm_argument\n"
+" variable_identifier .or floatconstant;\n"
 "translation_unit\n"
 " optional_space .emit REVISION .and external_declaration .error INVALID_EXTERNAL_DECLARATION .and\n"
 " .loop external_declaration .and optional_space .and\n"
@@ -749,4 +751,4 @@
 " '\\'' .or '<' .or ',' .or '>' .or '.' .or '/' .or '?' .or err_identifier;\n"
 "err_identifier\n"
 " id_character_first .and .loop id_character_next;\n"
-""
+""
\ No newline at end of file
diff --git a/src/mesa/shader/slang/slang_analyse.c b/src/mesa/shader/slang/slang_analyse.c
new file mode 100644
index 00000000000..164dbec3503
--- /dev/null
+++ b/src/mesa/shader/slang/slang_analyse.c
@@ -0,0 +1,100 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.5
+ *
+ * Copyright (C) 2006  Brian Paul   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
+ * BRIAN PAUL 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 slang_analyse.c
+ * slang assembly code analysis
+ * \author Michal Krol
+ */
+
+#include "imports.h"
+#include "slang_analyse.h"
+#include "slang_utility.h"
+
+GLboolean _slang_analyse_texture_usage (slang_program *prog)
+{
+	GLuint i, count = 0;
+
+	slang_texture_usages_dtr (&prog->texture_usage);
+	slang_texture_usages_ctr (&prog->texture_usage);
+
+	/*
+	 * We could do a full code analysis to find out which uniforms are actually used.
+	 * For now, we are very conservative and extract them from uniform binding table, which
+	 * in turn also do not come from code analysis.
+	 */
+
+	for (i = 0; i < prog->uniforms.count; i++)
+	{
+		slang_uniform_binding *b = &prog->uniforms.table[i];
+
+		if (b->address[SLANG_SHADER_FRAGMENT] != ~0 && b->quant->structure == NULL)
+		{
+			switch (b->quant->u.basic_type)
+			{
+			case GL_SAMPLER_1D_ARB:
+			case GL_SAMPLER_2D_ARB:
+			case GL_SAMPLER_3D_ARB:
+			case GL_SAMPLER_CUBE_ARB:
+			case GL_SAMPLER_1D_SHADOW_ARB:
+			case GL_SAMPLER_2D_SHADOW_ARB:
+				count++;
+				break;
+			}
+		}
+	}
+
+	if (count == 0)
+		return GL_TRUE;
+	prog->texture_usage.table = (slang_texture_usage *) slang_alloc_malloc (
+		count * sizeof (slang_texture_usage));
+	if (prog->texture_usage.table == NULL)
+		return GL_FALSE;
+	prog->texture_usage.count = count;
+
+	for (count = i = 0; i < prog->uniforms.count; i++)
+	{
+		slang_uniform_binding *b = &prog->uniforms.table[i];
+
+		if (b->address[SLANG_SHADER_FRAGMENT] != ~0 && b->quant->structure == NULL)
+		{
+			switch (b->quant->u.basic_type)
+			{
+			case GL_SAMPLER_1D_ARB:
+			case GL_SAMPLER_2D_ARB:
+			case GL_SAMPLER_3D_ARB:
+			case GL_SAMPLER_CUBE_ARB:
+			case GL_SAMPLER_1D_SHADOW_ARB:
+			case GL_SAMPLER_2D_SHADOW_ARB:
+				prog->texture_usage.table[count].quant = b->quant;
+				prog->texture_usage.table[count].frag_address = b->address[SLANG_SHADER_FRAGMENT];
+				count++;
+				break;
+			}
+		}
+	}
+
+	return GL_TRUE;
+}
+
diff --git a/src/mesa/shader/slang/slang_analyse.h b/src/mesa/shader/slang/slang_analyse.h
new file mode 100644
index 00000000000..89814b3cc3f
--- /dev/null
+++ b/src/mesa/shader/slang/slang_analyse.h
@@ -0,0 +1,50 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.5
+ *
+ * Copyright (C) 2006  Brian Paul   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
+ * BRIAN PAUL 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.
+ */
+
+#if !defined SLANG_ANALYSE_H
+#define SLANG_ANALYSE_H
+
+#include "slang_link.h"
+
+#if defined __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Texture usage analysis is a bit more difficult than for fragment programs. While fragment
+ * programs statically link to texture targets and texture units, shaders statically link
+ * only to texture targets. The texture unit linkage is determined just before the execution
+ * of a given primitive by reading active uniform samplers.
+ *
+ * This procedure retrieves a list of uniforms that reach texture sample instructions.
+ */
+
+GLboolean _slang_analyse_texture_usage (slang_program *);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
diff --git a/src/mesa/shader/slang/slang_assemble.c b/src/mesa/shader/slang/slang_assemble.c
index b24d3183841..faa13b33e69 100644
--- a/src/mesa/shader/slang/slang_assemble.c
+++ b/src/mesa/shader/slang/slang_assemble.c
@@ -644,7 +644,12 @@ static const struct
 	{ "float_noise3",   slang_asm_float_noise3,   slang_asm_float_copy },
 	{ "float_noise4",   slang_asm_float_noise4,   slang_asm_float_copy },
 	{ "int_to_float",   slang_asm_int_to_float,   slang_asm_float_copy },
+	{ "vec4_tex1d",     slang_asm_vec4_tex1d,     slang_asm_none },
 	{ "vec4_tex2d",     slang_asm_vec4_tex2d,     slang_asm_none },
+	{ "vec4_tex3d",     slang_asm_vec4_tex3d,     slang_asm_none },
+	{ "vec4_texcube",   slang_asm_vec4_texcube,   slang_asm_none },
+	{ "vec4_shad1d",    slang_asm_vec4_shad1d,    slang_asm_none },
+	{ "vec4_shad2d",    slang_asm_vec4_shad2d,    slang_asm_none },
 	/* mesa-specific extensions */
 	{ "float_print",    slang_asm_float_deref,    slang_asm_float_print },
 	{ "int_print",      slang_asm_int_deref,      slang_asm_int_print },
@@ -930,7 +935,9 @@ static GLboolean handle_field (slang_assemble_ctx *A, slang_assembly_typeinfo *t
 	else
 	{
 		GLuint i, struct_size = 0, field_offset = 0, field_size = 0;
+		GLboolean relocate, shrink;
 
+		/* calculate struct size, field offset and field size */
 		for (i = 0; i < tib->spec._struct->fields->num_variables; i++)
 		{
 			slang_variable *field;
@@ -960,28 +967,56 @@ static GLboolean handle_field (slang_assemble_ctx *A, slang_assembly_typeinfo *t
 				field_offset += size;
 		}
 
-		if (!PLAB (A->file, slang_asm_addr_push, field_offset))
-			return GL_FALSE;
+		/*
+		 * OPTIMIZATION: If selecting the last field, no relocation is needed.
+		 */
+		relocate = field_offset != struct_size - field_size;
 
-		if (ref == slang_ref_force)
+		/*
+		 * OPTIMIZATION: If field and struct sizes are equal, no partial free is needed.
+		 */
+		shrink = field_size != struct_size;
+
+		if (relocate)
 		{
-			if (!PUSH (A->file, slang_asm_addr_add))
+			if (!PLAB (A->file, slang_asm_addr_push, field_offset))
 				return GL_FALSE;
 		}
+
+		if (ref == slang_ref_force)
+		{
+			if (relocate)
+			{
+				if (!PUSH (A->file, slang_asm_addr_add))
+					return GL_FALSE;
+			}
+		}
 		else
 		{
-			GLuint i;
+			GLuint free_b = 0;
 
-			/* move the selected element to the beginning of the master expression */
-			for (i = 0; i < field_size; i += 4)
-				if (!PLAB2 (A->file, slang_asm_float_move, struct_size - field_size + i + 4, i + 4))
-					return GL_FALSE;
-			if (!PLAB (A->file, slang_asm_local_free, 4))
-				return GL_FALSE;
+			if (relocate)
+			{
+				GLuint i;
 
-			/* free the rest of the master expression */
-			if (!PLAB (A->file, slang_asm_local_free, struct_size - field_size))
-				return GL_FALSE;
+				/* move the selected element to the beginning of the master expression */
+				for (i = 0; i < field_size; i += 4)
+					if (!PLAB2 (A->file, slang_asm_float_move, struct_size - field_size + i + 4, i + 4))
+						return GL_FALSE;
+				free_b += 4;
+			}
+
+			if (shrink)
+			{
+				/* free the rest of the master expression */
+				free_b += struct_size - field_size;
+			}
+
+			if (free_b)
+			{
+				if (!PLAB (A->file, slang_asm_local_free, free_b))
+					return GL_FALSE;
+			}
 		}
 	}
 
@@ -1173,14 +1208,17 @@ GLboolean _slang_assemble_operation (slang_assemble_ctx *A, slang_operation *op,
 	case slang_oper_addassign:
 		if (!_slang_assemble_assign (A, op, "+=", ref))
 			return GL_FALSE;
+		A->ref = ref;
 		break;
 	case slang_oper_subassign:
 		if (!_slang_assemble_assign (A, op, "-=", ref))
 			return GL_FALSE;
+		A->ref = ref;
 		break;
 	case slang_oper_mulassign:
 		if (!_slang_assemble_assign (A, op, "*=", ref))
 			return GL_FALSE;
+		A->ref = ref;
 		break;
 	/*case slang_oper_modassign:*/
 	/*case slang_oper_lshassign:*/
@@ -1191,6 +1229,7 @@ GLboolean _slang_assemble_operation (slang_assemble_ctx *A, slang_operation *op,
 	case slang_oper_divassign:
 		if (!_slang_assemble_assign (A, op, "/=", ref))
 			return GL_FALSE;
+		A->ref = ref;
 		break;
 	case slang_oper_select:
 		if (!_slang_assemble_select (A, op))
@@ -1279,10 +1318,12 @@ GLboolean _slang_assemble_operation (slang_assemble_ctx *A, slang_operation *op,
 	case slang_oper_preincrement:
 		if (!_slang_assemble_assign (A, op, "++", ref))
 			return GL_FALSE;
+		A->ref = ref;
 		break;
 	case slang_oper_predecrement:
 		if (!_slang_assemble_assign (A, op, "--", ref))
 			return GL_FALSE;
+		A->ref = ref;
 		break;
 	case slang_oper_plus:
 		if (!_slang_dereference (A, op))
diff --git a/src/mesa/shader/slang/slang_assemble.h b/src/mesa/shader/slang/slang_assemble.h
index ed1005454f2..0cde845f854 100644
--- a/src/mesa/shader/slang/slang_assemble.h
+++ b/src/mesa/shader/slang/slang_assemble.h
@@ -75,7 +75,12 @@ typedef enum slang_assembly_type_
 	slang_asm_addr_deref,
 	slang_asm_addr_add,
 	slang_asm_addr_multiply,
+	slang_asm_vec4_tex1d,
 	slang_asm_vec4_tex2d,
+	slang_asm_vec4_tex3d,
+	slang_asm_vec4_texcube,
+	slang_asm_vec4_shad1d,
+	slang_asm_vec4_shad2d,
 	slang_asm_jump,
 	slang_asm_jump_if_zero,
 	slang_asm_enter,
diff --git a/src/mesa/shader/slang/slang_execute.c b/src/mesa/shader/slang/slang_execute.c
index 0714ddff0d9..bed63d1e5b0 100644
--- a/src/mesa/shader/slang/slang_execute.c
+++ b/src/mesa/shader/slang/slang_execute.c
@@ -29,11 +29,9 @@
  */
 
 #include "imports.h"
-#include "context.h"
-#include "swrast/s_context.h"
-#include "colormac.h"
 #include "slang_execute.h"
 #include "slang_library_noise.h"
+#include "slang_library_texsample.h"
 
 #define DEBUG_SLANG 0
 
@@ -48,7 +46,8 @@ GLvoid slang_machine_ctr (slang_machine *self)
 GLvoid slang_machine_dtr (slang_machine *self)
 {
 #if defined(USE_X86_ASM) || defined(SLANG_X86)
-	/* TODO: free self->x86.compiled_func */
+	if (self->x86.compiled_func != NULL)
+		_mesa_exec_free (self->x86.compiled_func);
 #endif
 }
 
@@ -195,9 +194,24 @@ static void dump_instruction (FILE *f, slang_assembly *a, unsigned int i)
 	case slang_asm_addr_multiply:
 		fprintf (f, "addr_multiply");
 		break;
-	case slang_vec4_tex2d:
+	case slang_asm_vec4_tex1d:
+		fprintf (f, "vec4_tex1d");
+		break;
+	case slang_asm_vec4_tex2d:
 		fprintf (f, "vec4_tex2d");
 		break;
+	case slang_asm_vec4_tex3d:
+		fprintf (f, "vec4_tex3d");
+		break;
+	case slang_asm_vec4_texcube:
+		fprintf (f, "vec4_texcube");
+		break;
+	case slang_asm_vec4_shad1d:
+		fprintf (f, "vec4_shad1d");
+		break;
+	case slang_asm_vec4_shad2d:
+		fprintf (f, "vec4_shad2d");
+		break;
 	case slang_asm_jump:
 		fprintf (f, "jump\t%u", a->param[0]);
 		break;
@@ -272,21 +286,6 @@ static void dump (const slang_assembly_file *file)
 
 #endif
 
-static void fetch_texel (GLuint sampler, const GLfloat texcoord[4], GLfloat lambda, GLfloat color[4])
-{
-	GET_CURRENT_CONTEXT(ctx);
-	SWcontext *swrast = SWRAST_CONTEXT(ctx);
-	GLchan rgba[4];
-
-	/* XXX: the function pointer is NULL! */
-	swrast->TextureSample[sampler] (ctx, ctx->Texture.Unit[sampler]._Current, 1,
-		(const GLfloat (*)[4]) texcoord, &lambda, &rgba);
-	color[0] = CHAN_TO_FLOAT(rgba[0]);
-	color[1] = CHAN_TO_FLOAT(rgba[1]);
-	color[2] = CHAN_TO_FLOAT(rgba[2]);
-	color[3] = CHAN_TO_FLOAT(rgba[3]);
-}
-
 int _slang_execute2 (const slang_assembly_file *file, slang_machine *mach)
 {
 	slang_machine_slot *stack;
@@ -465,16 +464,41 @@ int _slang_execute2 (const slang_assembly_file *file, slang_machine *mach)
 			stack[mach->sp + 1]._addr *= stack[mach->sp]._addr;
 			mach->sp++;
 			break;
-		case slang_asm_vec4_tex2d:
-			{
-				GLfloat st[4] = { stack[mach->sp]._float, stack[mach->sp + 1]._float, 0.0f, 1.0f };
-				GLuint sampler = (GLuint) stack[mach->sp + 2]._float;
-				GLfloat *rgba = &mach->mem[stack[mach->sp + 3]._addr / 4]._float;
-
-				fetch_texel (sampler, st, 0.0f, rgba);
-			}
+		case slang_asm_vec4_tex1d:
+			_slang_library_tex1d (stack[mach->sp]._float, stack[mach->sp + 1]._float,
+				stack[mach->sp + 2]._float, &mach->mem[stack[mach->sp + 3]._addr / 4]._float);
 			mach->sp += 3;
 			break;
+		case slang_asm_vec4_tex2d:
+			_slang_library_tex2d (stack[mach->sp]._float, stack[mach->sp + 1]._float,
+				stack[mach->sp + 2]._float, stack[mach->sp + 3]._float,
+				&mach->mem[stack[mach->sp + 4]._addr / 4]._float);
+			mach->sp += 4;
+			break;
+		case slang_asm_vec4_tex3d:
+			_slang_library_tex3d (stack[mach->sp]._float, stack[mach->sp + 1]._float,
+				stack[mach->sp + 2]._float, stack[mach->sp + 3]._float, stack[mach->sp + 4]._float,
+				&mach->mem[stack[mach->sp + 5]._addr / 4]._float);
+			mach->sp += 5;
+			break;
+		case slang_asm_vec4_texcube:
+			_slang_library_texcube (stack[mach->sp]._float, stack[mach->sp + 1]._float,
+				stack[mach->sp + 2]._float, stack[mach->sp + 3]._float, stack[mach->sp + 4]._float,
+				&mach->mem[stack[mach->sp + 5]._addr / 4]._float);
+			mach->sp += 5;
+			break;
+		case slang_asm_vec4_shad1d:
+			_slang_library_shad1d (stack[mach->sp]._float, stack[mach->sp + 1]._float,
+				stack[mach->sp + 2]._float, stack[mach->sp + 3]._float, stack[mach->sp + 4]._float,
+				&mach->mem[stack[mach->sp + 5]._addr / 4]._float);
+			mach->sp += 5;
+			break;
+		case slang_asm_vec4_shad2d:
+			_slang_library_shad2d (stack[mach->sp]._float, stack[mach->sp + 1]._float,
+				stack[mach->sp + 2]._float, stack[mach->sp + 3]._float, stack[mach->sp + 4]._float,
+				&mach->mem[stack[mach->sp + 5]._addr / 4]._float);
+			mach->sp += 5;
+			break;
 		case slang_asm_jump:
 			mach->ip = a->param[0];
 			break;
diff --git a/src/mesa/shader/slang/slang_execute_x86.c b/src/mesa/shader/slang/slang_execute_x86.c
index d6395632390..781aeb97db3 100644
--- a/src/mesa/shader/slang/slang_execute_x86.c
+++ b/src/mesa/shader/slang/slang_execute_x86.c
@@ -2,7 +2,7 @@
  * Mesa 3-D graphics library
  * Version:  6.5
  *
- * Copyright (C) 2005-2006  Brian Paul   All Rights Reserved.
+ * Copyright (C) 2006  Brian Paul   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"),
@@ -29,11 +29,9 @@
  */
 
 #include "imports.h"
-#include "context.h"
-#include "colormac.h"
-#include "swrast/s_context.h"
 #include "slang_execute.h"
 #include "slang_library_noise.h"
+#include "slang_library_texsample.h"
 
 #if defined(USE_X86_ASM) || defined(SLANG_X86)
 
@@ -114,28 +112,6 @@ static GLfloat do_ceilf (GLfloat x)
 	return CEILF (x);
 }
 
-static void fetch_texel (GLuint sampler, const GLfloat texcoord[4], GLfloat lambda, GLfloat color[4])
-{
-	GET_CURRENT_CONTEXT(ctx);
-	SWcontext *swrast = SWRAST_CONTEXT(ctx);
-	GLchan rgba[4];
-
-	/* XXX: the function pointer is NULL! */
-	swrast->TextureSample[sampler] (ctx, ctx->Texture.Unit[sampler]._Current, 1,
-		(const GLfloat (*)[4]) texcoord, &lambda, &rgba);
-	color[0] = CHAN_TO_FLOAT(rgba[0]);
-	color[1] = CHAN_TO_FLOAT(rgba[1]);
-	color[2] = CHAN_TO_FLOAT(rgba[2]);
-	color[3] = CHAN_TO_FLOAT(rgba[3]);
-}
-
-static GLvoid do_vec4_tex2d (GLfloat s, GLfloat t, GLuint sampler, GLfloat *rgba)
-{
-	GLfloat st[4] = { s, t, 0.0f, 1.0f };
-
-	fetch_texel (sampler, st, 0.0f, rgba);
-}
-
 static GLvoid do_print_float (GLfloat x)
 {
 	_mesa_printf ("slang print: %f\n", x);
@@ -373,9 +349,29 @@ static GLvoid codegen_assem (codegen_ctx *G, slang_assembly *a)
 		x86_mul (&G->f, G->r_ecx);
 		x86_mov (&G->f, x86_deref (G->r_esp), G->r_eax);
 		break;
+	case slang_asm_vec4_tex1d:
+		x86_call (&G->f, (GLubyte *) _slang_library_tex1d);
+		x86_lea (&G->f, G->r_esp, x86_make_disp (G->r_esp, 12));
+		break;
 	case slang_asm_vec4_tex2d:
-		x86_call (&G->f, (GLubyte *) do_vec4_tex2d);
-		x86_lea (&G->f, G->r_ebp, x86_make_disp (G->r_esp, 12));
+		x86_call (&G->f, (GLubyte *) _slang_library_tex2d);
+		x86_lea (&G->f, G->r_esp, x86_make_disp (G->r_esp, 16));
+		break;
+	case slang_asm_vec4_tex3d:
+		x86_call (&G->f, (GLubyte *) _slang_library_tex3d);
+		x86_lea (&G->f, G->r_esp, x86_make_disp (G->r_esp, 20));
+		break;
+	case slang_asm_vec4_texcube:
+		x86_call (&G->f, (GLubyte *) _slang_library_texcube);
+		x86_lea (&G->f, G->r_esp, x86_make_disp (G->r_esp, 20));
+		break;
+	case slang_asm_vec4_shad1d:
+		x86_call (&G->f, (GLubyte *) _slang_library_shad1d);
+		x86_lea (&G->f, G->r_esp, x86_make_disp (G->r_esp, 20));
+		break;
+	case slang_asm_vec4_shad2d:
+		x86_call (&G->f, (GLubyte *) _slang_library_shad2d);
+		x86_lea (&G->f, G->r_esp, x86_make_disp (G->r_esp, 20));
 		break;
 	case slang_asm_jump:
 		add_fixup (G, a->param[0], x86_jmp_forward (&G->f));
@@ -460,7 +456,13 @@ GLboolean _slang_x86_codegen (slang_machine *mach, slang_assembly_file *file, GL
 	GLubyte *j_body, *j_exit;
 	GLuint i;
 
-	x86_init_func_size (&G.f, 4*1048576);
+	/*
+	 * We need as much as 1M because *all* assembly, including built-in library, is
+	 * being translated to x86.
+	 * The built-in library occupies 450K, so we can be safe for now.
+	 * It is going to change in the future, when we get assembly analysis running.
+	 */
+	x86_init_func_size (&G.f, 1048576);
 	G.r_eax = x86_make_reg (file_REG32, reg_AX);
 	G.r_ecx = x86_make_reg (file_REG32, reg_CX);
 	G.r_edx = x86_make_reg (file_REG32, reg_DX);
@@ -487,7 +489,7 @@ GLboolean _slang_x86_codegen (slang_machine *mach, slang_assembly_file *file, GL
 	x86_mov (&G.f, x86_deref (G.r_eax), G.r_ecx);
 	j_body = x86_jmp_forward (&G.f);
 
-	/* discard keywords go here */
+	/* "discard" instructions jump to this label */
 	G.l_discard = x86_get_label (&G.f);
 	x86_mov_reg_imm (&G.f, G.r_eax, (GLint) &G.mach->kill);
 	x86_mov_reg_imm (&G.f, G.r_ecx, 1);
@@ -503,7 +505,11 @@ GLboolean _slang_x86_codegen (slang_machine *mach, slang_assembly_file *file, GL
 		codegen_assem (&G, &file->code[i]);
 	}
 
-	/* restore stack and return */
+	/*
+	 * Restore stack and return.
+	 * This must be handled this way, because "discard" can be invoked from any
+	 * place in the code.
+	 */
 	x86_fixup_fwd_jump (&G.f, j_exit);
 	x86_mov_reg_imm (&G.f, G.r_eax, (GLint) &mach->x86.esp_restore);
 	x86_mov (&G.f, G.r_esp, x86_deref (G.r_eax));
@@ -526,7 +532,9 @@ GLboolean _slang_x86_codegen (slang_machine *mach, slang_assembly_file *file, GL
 	slang_alloc_free (G.fixups);
 	slang_alloc_free (G.labels);
 
-	/* TODO: free previous instance, if not NULL */
+	/* install new code */
+	if (mach->x86.compiled_func != NULL)
+		_mesa_exec_free (mach->x86.compiled_func);
 	mach->x86.compiled_func = (GLvoid (*) (slang_machine *)) x86_get_func (&G.f);
 
 	return GL_TRUE;
diff --git a/src/mesa/shader/slang/slang_library_texsample.c b/src/mesa/shader/slang/slang_library_texsample.c
new file mode 100644
index 00000000000..d26b767f88a
--- /dev/null
+++ b/src/mesa/shader/slang/slang_library_texsample.c
@@ -0,0 +1,142 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.5
+ *
+ * Copyright (C) 2006  Brian Paul   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
+ * BRIAN PAUL 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 slang_library_texsample.c
+ * built-in library functions for texture and shadow sampling
+ * \author Michal Krol
+ */
+
+#include "imports.h"
+#include "context.h"
+#include "colormac.h"
+#include "swrast/s_context.h"
+#include "slang_library_texsample.h"
+
+GLvoid _slang_library_tex1d (GLfloat bias, GLfloat s, GLfloat sampler, GLfloat *color)
+{
+	GET_CURRENT_CONTEXT(ctx);
+	SWcontext *swrast = SWRAST_CONTEXT(ctx);
+	GLuint unit = (GLuint) sampler;
+	GLfloat texcoord[4] = { s, 0.0f, 0.0f, 1.0f };
+	GLfloat lambda = bias;
+	GLchan rgba[4];
+
+	swrast->TextureSample[unit] (ctx, ctx->Texture.Unit[unit]._Current, 1,
+		(const GLfloat (*)[4]) texcoord, &lambda, &rgba);
+	color[0] = CHAN_TO_FLOAT(rgba[0]);
+	color[1] = CHAN_TO_FLOAT(rgba[1]);
+	color[2] = CHAN_TO_FLOAT(rgba[2]);
+	color[3] = CHAN_TO_FLOAT(rgba[3]);
+}
+
+GLvoid _slang_library_tex2d (GLfloat bias, GLfloat s, GLfloat t, GLfloat sampler, GLfloat *color)
+{
+	GET_CURRENT_CONTEXT(ctx);
+	SWcontext *swrast = SWRAST_CONTEXT(ctx);
+	GLuint unit = (GLuint) sampler;
+	GLfloat texcoord[4] = { s, t, 0.0f, 1.0f };
+	GLfloat lambda = bias;
+	GLchan rgba[4];
+
+	swrast->TextureSample[unit] (ctx, ctx->Texture.Unit[unit]._Current, 1,
+		(const GLfloat (*)[4]) texcoord, &lambda, &rgba);
+	color[0] = CHAN_TO_FLOAT(rgba[0]);
+	color[1] = CHAN_TO_FLOAT(rgba[1]);
+	color[2] = CHAN_TO_FLOAT(rgba[2]);
+	color[3] = CHAN_TO_FLOAT(rgba[3]);
+}
+
+GLvoid _slang_library_tex3d (GLfloat bias, GLfloat s, GLfloat t, GLfloat r, GLfloat sampler,
+	GLfloat *color)
+{
+	GET_CURRENT_CONTEXT(ctx);
+	SWcontext *swrast = SWRAST_CONTEXT(ctx);
+	GLuint unit = (GLuint) sampler;
+	GLfloat texcoord[4] = { s, t, r, 1.0f };
+	GLfloat lambda = bias;
+	GLchan rgba[4];
+
+	swrast->TextureSample[unit] (ctx, ctx->Texture.Unit[unit]._Current, 1,
+		(const GLfloat (*)[4]) texcoord, &lambda, &rgba);
+	color[0] = CHAN_TO_FLOAT(rgba[0]);
+	color[1] = CHAN_TO_FLOAT(rgba[1]);
+	color[2] = CHAN_TO_FLOAT(rgba[2]);
+	color[3] = CHAN_TO_FLOAT(rgba[3]);
+}
+
+GLvoid _slang_library_texcube (GLfloat bias, GLfloat s, GLfloat t, GLfloat r, GLfloat sampler,
+	GLfloat *color)
+{
+	GET_CURRENT_CONTEXT(ctx);
+	SWcontext *swrast = SWRAST_CONTEXT(ctx);
+	GLuint unit = (GLuint) sampler;
+	GLfloat texcoord[4] = { s, t, r, 1.0f };
+	GLfloat lambda = bias;
+	GLchan rgba[4];
+
+	swrast->TextureSample[unit] (ctx, ctx->Texture.Unit[unit]._Current, 1,
+		(const GLfloat (*)[4]) texcoord, &lambda, &rgba);
+	color[0] = CHAN_TO_FLOAT(rgba[0]);
+	color[1] = CHAN_TO_FLOAT(rgba[1]);
+	color[2] = CHAN_TO_FLOAT(rgba[2]);
+	color[3] = CHAN_TO_FLOAT(rgba[3]);
+}
+
+GLvoid _slang_library_shad1d (GLfloat bias, GLfloat s, GLfloat t, GLfloat r, GLfloat sampler,
+	GLfloat *color)
+{
+	GET_CURRENT_CONTEXT(ctx);
+	SWcontext *swrast = SWRAST_CONTEXT(ctx);
+	GLuint unit = (GLuint) sampler;
+	GLfloat texcoord[4] = { s, t, r, 1.0f };
+	GLfloat lambda = bias;
+	GLchan rgba[4];
+
+	swrast->TextureSample[unit] (ctx, ctx->Texture.Unit[unit]._Current, 1,
+		(const GLfloat (*)[4]) texcoord, &lambda, &rgba);
+	color[0] = CHAN_TO_FLOAT(rgba[0]);
+	color[1] = CHAN_TO_FLOAT(rgba[1]);
+	color[2] = CHAN_TO_FLOAT(rgba[2]);
+	color[3] = CHAN_TO_FLOAT(rgba[3]);
+}
+
+GLvoid _slang_library_shad2d (GLfloat bias, GLfloat s, GLfloat t, GLfloat r, GLfloat sampler,
+	GLfloat *color)
+{
+	GET_CURRENT_CONTEXT(ctx);
+	SWcontext *swrast = SWRAST_CONTEXT(ctx);
+	GLuint unit = (GLuint) sampler;
+	GLfloat texcoord[4] = { s, t, r, 1.0f };
+	GLfloat lambda = bias;
+	GLchan rgba[4];
+
+	swrast->TextureSample[unit] (ctx, ctx->Texture.Unit[unit]._Current, 1,
+		(const GLfloat (*)[4]) texcoord, &lambda, &rgba);
+	color[0] = CHAN_TO_FLOAT(rgba[0]);
+	color[1] = CHAN_TO_FLOAT(rgba[1]);
+	color[2] = CHAN_TO_FLOAT(rgba[2]);
+	color[3] = CHAN_TO_FLOAT(rgba[3]);
+}
+
diff --git a/src/mesa/shader/slang/slang_library_texsample.h b/src/mesa/shader/slang/slang_library_texsample.h
new file mode 100644
index 00000000000..3aea76fd8db
--- /dev/null
+++ b/src/mesa/shader/slang/slang_library_texsample.h
@@ -0,0 +1,44 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.5
+ *
+ * Copyright (C) 2006  Brian Paul   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
+ * BRIAN PAUL 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.
+ */
+
+#if !defined SLANG_LIBRARY_TEXSAMPLE_H
+#define SLANG_LIBRARY_TEXSAMPLE_H
+
+#if defined __cplusplus
+extern "C" {
+#endif
+
+GLvoid _slang_library_tex1d (GLfloat, GLfloat, GLfloat, GLfloat *);
+GLvoid _slang_library_tex2d (GLfloat, GLfloat, GLfloat, GLfloat, GLfloat *);
+GLvoid _slang_library_tex3d (GLfloat, GLfloat, GLfloat, GLfloat, GLfloat, GLfloat *);
+GLvoid _slang_library_texcube (GLfloat, GLfloat, GLfloat, GLfloat, GLfloat, GLfloat *);
+GLvoid _slang_library_shad1d (GLfloat, GLfloat, GLfloat, GLfloat, GLfloat, GLfloat *);
+GLvoid _slang_library_shad2d (GLfloat, GLfloat, GLfloat, GLfloat, GLfloat, GLfloat *);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c
index 7216663e3f1..58d17c15580 100644
--- a/src/mesa/shader/slang/slang_link.c
+++ b/src/mesa/shader/slang/slang_link.c
@@ -30,6 +30,7 @@
 
 #include "imports.h"
 #include "slang_link.h"
+#include "slang_analyse.h"
 
 /*
  * slang_uniform_bindings
@@ -69,7 +70,7 @@ static GLboolean slang_uniform_bindings_add (slang_uniform_bindings *self, slang
 		return GL_FALSE;
 	self->table[n].quant = q;
 	self->table[n].name = slang_string_duplicate (name);
-	for (i = 0; i < SLANG_UNIFORM_BINDING_MAX; i++)
+	for (i = 0; i < SLANG_SHADER_MAX; i++)
 		self->table[n].address[i] = ~0;
 	self->table[n].address[index] = address;
 	if (self->table[n].name == NULL)
@@ -222,6 +223,21 @@ static GLboolean gather_active_uniforms (slang_active_uniforms *u, slang_export_
 	return GL_TRUE;
 }
 
+/*
+ * slang_texture_bindings
+ */
+
+GLvoid slang_texture_usages_ctr (slang_texture_usages *self)
+{
+	self->table = NULL;
+	self->count = 0;
+}
+
+GLvoid slang_texture_usages_dtr (slang_texture_usages *self)
+{
+	slang_alloc_free (self->table);
+}
+
 /*
  * slang_program
  */
@@ -232,13 +248,15 @@ GLvoid slang_program_ctr (slang_program *self)
 
 	slang_uniform_bindings_ctr (&self->uniforms);
 	slang_active_uniforms_ctr (&self->active_uniforms);
-	for (i = 0; i < SLANG_UNIFORM_BINDING_MAX; i++)
+	slang_texture_usages_ctr (&self->texture_usage);
+	for (i = 0; i < SLANG_SHADER_MAX; i++)
 	{
 		GLuint j;
 
 		for (j = 0; j < SLANG_COMMON_FIXED_MAX; j++)
 			self->common_fixed_entries[i][j] = ~0;
-		self->code[i] = ~0;
+		for (j = 0; j < SLANG_COMMON_CODE_MAX; j++)
+			self->code[i][j] = ~0;
 		self->machines[i] = NULL;
 		self->assemblies[i] = NULL;
 	}
@@ -252,6 +270,7 @@ GLvoid slang_program_dtr (slang_program *self)
 {
 	slang_uniform_bindings_dtr (&self->uniforms);
 	slang_active_uniforms_dtr (&self->active_uniforms);
+	slang_texture_usages_dtr (&self->texture_usage);
 }
 
 /*
@@ -273,7 +292,7 @@ static GLuint gd (slang_export_data_table *tbl, const char *name)
 	return ~0;
 }
 
-static GLvoid fill_common_fixed_entries (GLuint e[], slang_export_data_table *tbl)
+static GLvoid resolve_common_fixed (GLuint e[], slang_export_data_table *tbl)
 {
 	e[SLANG_COMMON_FIXED_MODELVIEWMATRIX] = gd (tbl, "gl_ModelViewMatrix");
 	e[SLANG_COMMON_FIXED_PROJECTIONMATRIX] = gd (tbl, "gl_ProjectionMatrix");
@@ -322,7 +341,7 @@ static GLvoid fill_common_fixed_entries (GLuint e[], slang_export_data_table *tb
 	e[SLANG_COMMON_FIXED_FOG] = gd (tbl, "gl_Fog");
 }
 
-static GLvoid fill_vertex_fixed_entries (GLuint e[], slang_export_data_table *tbl)
+static GLvoid resolve_vertex_fixed (GLuint e[], slang_export_data_table *tbl)
 {
 	e[SLANG_VERTEX_FIXED_POSITION] = gd (tbl, "gl_Position");
 	e[SLANG_VERTEX_FIXED_POINTSIZE] = gd (tbl,  "gl_PointSize");
@@ -348,7 +367,7 @@ static GLvoid fill_vertex_fixed_entries (GLuint e[], slang_export_data_table *tb
 	e[SLANG_VERTEX_FIXED_FOGFRAGCOORD] = gd (tbl, "gl_FogFragCoord");
 }
 
-static GLvoid fill_fragment_fixed_entries (GLuint e[], slang_export_data_table *tbl)
+static GLvoid resolve_fragment_fixed (GLuint e[], slang_export_data_table *tbl)
 {
 	e[SLANG_FRAGMENT_FIXED_FRAGCOORD] = gd (tbl, "gl_FragCoord");
 	e[SLANG_FRAGMENT_FIXED_FRONTFACING] = gd (tbl, "gl_FrontFacing");
@@ -376,9 +395,9 @@ static GLuint gc (slang_export_code_table *tbl, const char *name)
 	return ~0;
 }
 
-static GLvoid resolve_code (GLuint code[], slang_export_code_table *tbl)
+static GLvoid resolve_common_code (GLuint code[], slang_export_code_table *tbl)
 {
-	code[0] = gc (tbl, "@main");
+	code[SLANG_COMMON_CODE_MAIN] = gc (tbl, "@main");
 }
 
 GLboolean _slang_link (slang_program *prog, slang_translation_unit **units, GLuint count)
@@ -391,25 +410,28 @@ GLboolean _slang_link (slang_program *prog, slang_translation_unit **units, GLui
 
 		if (units[i]->type == slang_unit_fragment_shader)
 		{
-			index = SLANG_UNIFORM_BINDING_FRAGMENT;
-			fill_fragment_fixed_entries (prog->fragment_fixed_entries, &units[i]->exp_data);
+			index = SLANG_SHADER_FRAGMENT;
+			resolve_fragment_fixed (prog->fragment_fixed_entries, &units[i]->exp_data);
 		}
 		else
 		{
-			index = SLANG_UNIFORM_BINDING_VERTEX;
-			fill_vertex_fixed_entries (prog->vertex_fixed_entries, &units[i]->exp_data);
+			index = SLANG_SHADER_VERTEX;
+			resolve_vertex_fixed (prog->vertex_fixed_entries, &units[i]->exp_data);
 		}
 
 		if (!gather_uniform_bindings (&prog->uniforms, &units[i]->exp_data, index))
 			return GL_FALSE;
 		if (!gather_active_uniforms (&prog->active_uniforms, &units[i]->exp_data))
 			return GL_FALSE;
-		fill_common_fixed_entries (prog->common_fixed_entries[index], &units[i]->exp_data);
-		resolve_code (&prog->code[index], &units[i]->exp_code);
+		resolve_common_fixed (prog->common_fixed_entries[index], &units[i]->exp_data);
+		resolve_common_code (prog->code[index], &units[i]->exp_code);
 		prog->machines[index] = units[i]->machine;
 		prog->assemblies[index] = units[i]->assembly;
 	}
 
+	if (!_slang_analyse_texture_usage (prog))
+		return GL_FALSE;
+
 	return GL_TRUE;
 }
 
diff --git a/src/mesa/shader/slang/slang_link.h b/src/mesa/shader/slang/slang_link.h
index 5f8c4e73351..faebae625ea 100644
--- a/src/mesa/shader/slang/slang_link.h
+++ b/src/mesa/shader/slang/slang_link.h
@@ -42,7 +42,7 @@ typedef struct
 {
 	slang_export_data_quant *quant;
 	char *name;
-	GLuint address[SLANG_UNIFORM_BINDING_MAX];
+	GLuint address[SLANG_SHADER_MAX];
 } slang_uniform_binding;
 
 typedef struct
@@ -63,6 +63,21 @@ typedef struct
 	GLuint count;
 } slang_active_uniforms;
 
+typedef struct
+{
+	slang_export_data_quant *quant;
+	GLuint frag_address;
+} slang_texture_usage;
+
+typedef struct
+{
+	slang_texture_usage *table;
+	GLuint count;
+} slang_texture_usages;
+
+GLvoid slang_texture_usages_ctr (slang_texture_usages *);
+GLvoid slang_texture_usages_dtr (slang_texture_usages *);
+
 enum
 {
 	SLANG_COMMON_FIXED_MODELVIEWMATRIX,
@@ -148,16 +163,23 @@ enum
 	SLANG_FRAGMENT_FIXED_MAX
 };
 
+enum
+{
+	SLANG_COMMON_CODE_MAIN,
+	SLANG_COMMON_CODE_MAX
+};
+
 typedef struct
 {
 	slang_uniform_bindings uniforms;
 	slang_active_uniforms active_uniforms;
-	GLuint common_fixed_entries[SLANG_UNIFORM_BINDING_MAX][SLANG_COMMON_FIXED_MAX];
+	slang_texture_usages texture_usage;
+	GLuint common_fixed_entries[SLANG_SHADER_MAX][SLANG_COMMON_FIXED_MAX];
 	GLuint vertex_fixed_entries[SLANG_VERTEX_FIXED_MAX];
 	GLuint fragment_fixed_entries[SLANG_FRAGMENT_FIXED_MAX];
-	GLuint code[SLANG_UNIFORM_BINDING_MAX];
-	slang_machine *machines[SLANG_UNIFORM_BINDING_MAX];
-	slang_assembly_file *assemblies[SLANG_UNIFORM_BINDING_MAX];
+	GLuint code[SLANG_SHADER_MAX][SLANG_COMMON_CODE_MAX];
+	slang_machine *machines[SLANG_SHADER_MAX];
+	slang_assembly_file *assemblies[SLANG_SHADER_MAX];
 } slang_program;
 
 GLvoid slang_program_ctr (slang_program *);
diff --git a/windows/VC6/mesa/mesa/mesa.dsp b/windows/VC6/mesa/mesa/mesa.dsp
index 4eec5c0c5a6..8d5034076f8 100644
--- a/windows/VC6/mesa/mesa/mesa.dsp
+++ b/windows/VC6/mesa/mesa/mesa.dsp
@@ -329,6 +329,19 @@ SOURCE=..\..\..\..\src\mesa\main\image.c
 # Begin Source File
 
 SOURCE=..\..\..\..\src\mesa\main\imports.c
+
+!IF  "$(CFG)" == "mesa - Win32 Release"
+
+!ELSEIF  "$(CFG)" == "mesa - Win32 Debug"
+
+!ELSEIF  "$(CFG)" == "mesa - Win32 Release x86"
+
+# ADD CPP /YX
+
+!ELSEIF  "$(CFG)" == "mesa - Win32 Debug x86"
+
+!ENDIF 
+
 # End Source File
 # Begin Source File
 
@@ -552,6 +565,10 @@ SOURCE=..\..\..\..\src\mesa\shader\shaderobjects_3dlabs.c
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\..\..\src\mesa\shader\slang\slang_analyse.c
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\..\..\src\mesa\shader\slang\slang_assemble.c
 # End Source File
 # Begin Source File
@@ -608,6 +625,10 @@ SOURCE=..\..\..\..\src\mesa\shader\slang\slang_library_noise.c
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\..\..\src\mesa\shader\slang\slang_library_texsample.c
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\..\..\src\mesa\shader\slang\slang_link.c
 # End Source File
 # Begin Source File
@@ -1314,6 +1335,10 @@ SOURCE=..\..\..\..\src\mesa\main\simple_list.h
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\..\..\src\mesa\shader\slang\slang_analyse.h
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\..\..\src\mesa\shader\slang\slang_assemble.h
 # End Source File
 # Begin Source File
@@ -1366,6 +1391,10 @@ SOURCE=..\..\..\..\src\mesa\shader\slang\slang_library_noise.h
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\..\..\src\mesa\shader\slang\slang_library_texsample.h
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\..\..\src\mesa\shader\slang\slang_link.h
 # End Source File
 # Begin Source File
-- 
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