r300: move common fp functions to seperate file

11 files changed, 358 insertions, 390 deletions

diff --git a/src/mesa/drivers/dri/r300/Makefile b/src/mesa/drivers/dri/r300/Makefile
index 0dff9a12731..62715e3b50d 100644
--- a/src/mesa/drivers/dri/r300/Makefile
+++ b/src/mesa/drivers/dri/r300/Makefile
@@ -48,6 +48,7 @@ DRIVER_SOURCES = \
 		 radeon_program_pair.c \
 		 radeon_nqssadce.c \
 		 r300_vertprog.c \
+		 r300_fragprog_common.c \
 		 r300_fragprog.c \
 		 r300_fragprog_swizzle.c \
 		 r300_fragprog_emit.c \
diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h
index 904218fde21..949a3ca45ad 100644
--- a/src/mesa/drivers/dri/r300/r300_context.h
+++ b/src/mesa/drivers/dri/r300/r300_context.h
@@ -614,7 +614,6 @@ struct r300_swtcl_info {
 struct r300_vtable {
 	void (* SetupRSUnit)(GLcontext *ctx);
 	void (* SetupFragmentShaderTextures)(GLcontext *ctx, int *tmu_mappings);
-	void (* TranslateFragmentShader)(GLcontext *ctx, struct gl_fragment_program *fp);
 	GLboolean (* FragmentProgramEmit)(struct r300_fragment_program_compiler *compiler);
 	void (* FragmentProgramDump)(union rX00_fragment_program_code *code);
 	GLboolean (* SetupPixelShader)(GLcontext *ctx);
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog.c b/src/mesa/drivers/dri/r300/r300_fragprog.c
index 13a1c300ddf..825246687fb 100644
--- a/src/mesa/drivers/dri/r300/r300_fragprog.c
+++ b/src/mesa/drivers/dri/r300/r300_fragprog.c
@@ -25,21 +25,6 @@
  *
  */
 
-/**
- * \file
- *
- * Fragment program compiler. Perform transformations on the intermediate
- * representation until the program is in a form where we can translate
- * it more or less directly into machine-readable form.
- *
- * \author Ben Skeggs <[email protected]>
- * \author Jerome Glisse <[email protected]>
- */
-
-#include "main/glheader.h"
-#include "main/macros.h"
-#include "main/enums.h"
-#include "shader/prog_instruction.h"
 #include "shader/prog_parameter.h"
 #include "shader/prog_print.h"
 
@@ -49,8 +34,6 @@
 #include "r300_state.h"
 
 #include "radeon_nqssadce.h"
-#include "radeon_program_alu.h"
-
 
 static void reset_srcreg(struct prog_src_register* reg)
 {
@@ -81,7 +64,7 @@ static struct prog_src_register shadow_ambient(struct gl_program *program, int t
  * \todo If/when r5xx uses the radeon_program architecture, this can probably
  * be reused.
  */
-static GLboolean transform_TEX(
+GLboolean r300_transform_TEX(
 	struct radeon_transform_context *t,
 	struct prog_instruction* orig_inst, void* data)
 {
@@ -246,231 +229,6 @@ static GLboolean transform_TEX(
 	return GL_TRUE;
 }
 
-
-static void update_params(GLcontext *ctx, struct gl_fragment_program *fp)
-{
-	/* Ask Mesa nicely to fill in ParameterValues for us */
-	if (fp->Base.Parameters)
-		_mesa_load_state_parameters(ctx, fp->Base.Parameters);
-}
-
-
-/**
- * Transform the program to support fragment.position.
- *
- * Introduce a small fragment at the start of the program that will be
- * the only code that directly reads the FRAG_ATTRIB_WPOS input.
- * All other code pieces that reference that input will be rewritten
- * to read from a newly allocated temporary.
- *
- */
-void insert_WPOS_trailer(struct r300_fragment_program_compiler *compiler)
-{
-	GLuint InputsRead = compiler->fp->Base.Base.InputsRead;
-
-	if (!(InputsRead & FRAG_BIT_WPOS))
-		return;
-
-	static gl_state_index tokens[STATE_LENGTH] = {
-		STATE_INTERNAL, STATE_R300_WINDOW_DIMENSION, 0, 0, 0
-	};
-	struct prog_instruction *fpi;
-	GLuint window_index;
-	int i = 0;
-	GLuint tempregi = _mesa_find_free_register(compiler->program, PROGRAM_TEMPORARY);
-
-	_mesa_insert_instructions(compiler->program, 0, 3);
-	fpi = compiler->program->Instructions;
-
-	/* perspective divide */
-	fpi[i].Opcode = OPCODE_RCP;
-
-	fpi[i].DstReg.File = PROGRAM_TEMPORARY;
-	fpi[i].DstReg.Index = tempregi;
-	fpi[i].DstReg.WriteMask = WRITEMASK_W;
-	fpi[i].DstReg.CondMask = COND_TR;
-
-	fpi[i].SrcReg[0].File = PROGRAM_INPUT;
-	fpi[i].SrcReg[0].Index = FRAG_ATTRIB_WPOS;
-	fpi[i].SrcReg[0].Swizzle = SWIZZLE_WWWW;
-	i++;
-
-	fpi[i].Opcode = OPCODE_MUL;
-
-	fpi[i].DstReg.File = PROGRAM_TEMPORARY;
-	fpi[i].DstReg.Index = tempregi;
-	fpi[i].DstReg.WriteMask = WRITEMASK_XYZ;
-	fpi[i].DstReg.CondMask = COND_TR;
-
-	fpi[i].SrcReg[0].File = PROGRAM_INPUT;
-	fpi[i].SrcReg[0].Index = FRAG_ATTRIB_WPOS;
-	fpi[i].SrcReg[0].Swizzle = SWIZZLE_XYZW;
-
-	fpi[i].SrcReg[1].File = PROGRAM_TEMPORARY;
-	fpi[i].SrcReg[1].Index = tempregi;
-	fpi[i].SrcReg[1].Swizzle = SWIZZLE_WWWW;
-	i++;
-
-	/* viewport transformation */
-	window_index = _mesa_add_state_reference(compiler->program->Parameters, tokens);
-
-	fpi[i].Opcode = OPCODE_MAD;
-
-	fpi[i].DstReg.File = PROGRAM_TEMPORARY;
-	fpi[i].DstReg.Index = tempregi;
-	fpi[i].DstReg.WriteMask = WRITEMASK_XYZ;
-	fpi[i].DstReg.CondMask = COND_TR;
-
-	fpi[i].SrcReg[0].File = PROGRAM_TEMPORARY;
-	fpi[i].SrcReg[0].Index = tempregi;
-	fpi[i].SrcReg[0].Swizzle =
-	    MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO);
-
-	fpi[i].SrcReg[1].File = PROGRAM_STATE_VAR;
-	fpi[i].SrcReg[1].Index = window_index;
-	fpi[i].SrcReg[1].Swizzle =
-	    MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO);
-
-	fpi[i].SrcReg[2].File = PROGRAM_STATE_VAR;
-	fpi[i].SrcReg[2].Index = window_index;
-	fpi[i].SrcReg[2].Swizzle =
-	    MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO);
-	i++;
-
-	for (; i < compiler->program->NumInstructions; ++i) {
-		int reg;
-		for (reg = 0; reg < 3; reg++) {
-			if (fpi[i].SrcReg[reg].File == PROGRAM_INPUT &&
-			    fpi[i].SrcReg[reg].Index == FRAG_ATTRIB_WPOS) {
-				fpi[i].SrcReg[reg].File = PROGRAM_TEMPORARY;
-				fpi[i].SrcReg[reg].Index = tempregi;
-			}
-		}
-	}
-}
-
-
-static void nqssadce_init(struct nqssadce_state* s)
-{
-	s->Outputs[FRAG_RESULT_COLOR].Sourced = WRITEMASK_XYZW;
-	s->Outputs[FRAG_RESULT_DEPTH].Sourced = WRITEMASK_W;
-}
-
-
-static GLuint build_dtm(GLuint depthmode)
-{
-	switch(depthmode) {
-	default:
-	case GL_LUMINANCE: return 0;
-	case GL_INTENSITY: return 1;
-	case GL_ALPHA: return 2;
-	}
-}
-
-static GLuint build_func(GLuint comparefunc)
-{
-	return comparefunc - GL_NEVER;
-}
-
-
-/**
- * Collect all external state that is relevant for compiling the given
- * fragment program.
- */
-static void build_state(
-	r300ContextPtr r300,
-	struct r300_fragment_program *fp,
-	struct r300_fragment_program_external_state *state)
-{
-	int unit;
-
-	_mesa_bzero(state, sizeof(*state));
-
-	for(unit = 0; unit < 16; ++unit) {
-		if (fp->Base.Base.ShadowSamplers & (1 << unit)) {
-			struct gl_texture_object* tex = r300->radeon.glCtx->Texture.Unit[unit]._Current;
-
-			state->unit[unit].depth_texture_mode = build_dtm(tex->DepthMode);
-			state->unit[unit].texture_compare_func = build_func(tex->CompareFunc);
-		}
-	}
-}
-
-
-void r300TranslateFragmentShader(GLcontext *ctx, struct gl_fragment_program *fp)
-{
-	r300ContextPtr r300 = R300_CONTEXT(ctx);
-	struct r300_fragment_program *r300_fp = (struct r300_fragment_program *)fp;
-	struct r300_fragment_program_external_state state;
-
-	build_state(r300, r300_fp, &state);
-	if (_mesa_memcmp(&r300_fp->state, &state, sizeof(state))) {
-		/* TODO: cache compiled programs */
-		r300_fp->translated = GL_FALSE;
-		_mesa_memcpy(&r300_fp->state, &state, sizeof(state));
-	}
-
-	if (!r300_fp->translated) {
-		struct r300_fragment_program_compiler compiler;
-
-		compiler.r300 = r300;
-		compiler.fp = r300_fp;
-		compiler.code = &r300_fp->code;
-		compiler.program = _mesa_clone_program(ctx, &fp->Base);
-
-		if (RADEON_DEBUG & DEBUG_PIXEL) {
-			_mesa_printf("Fragment Program: Initial program:\n");
-			_mesa_print_program(compiler.program);
-		}
-
-		insert_WPOS_trailer(&compiler);
-
-		struct radeon_program_transformation transformations[] = {
-			{ &transform_TEX, &compiler },
-			{ &radeonTransformALU, 0 },
-			{ &radeonTransformTrigSimple, 0 }
-		};
-		radeonLocalTransform(ctx, compiler.program, 3, transformations);
-
-		if (RADEON_DEBUG & DEBUG_PIXEL) {
-			_mesa_printf("Fragment Program: After native rewrite:\n");
-			_mesa_print_program(compiler.program);
-		}
-
-		struct radeon_nqssadce_descr nqssadce = {
-			.Init = &nqssadce_init,
-			.IsNativeSwizzle = &r300FPIsNativeSwizzle,
-			.BuildSwizzle = &r300FPBuildSwizzle,
-			.RewriteDepthOut = GL_TRUE
-		};
-		radeonNqssaDce(ctx, compiler.program, &nqssadce);
-
-		if (RADEON_DEBUG & DEBUG_PIXEL) {
-			_mesa_printf("Compiler: after NqSSA-DCE:\n");
-			_mesa_print_program(compiler.program);
-		}
-
-		if (!r300->vtbl.FragmentProgramEmit(&compiler))
-			r300_fp->error = GL_TRUE;
-
-		/* Subtle: Rescue any parameters that have been added during transformations */
-		_mesa_free_parameter_list(fp->Base.Parameters);
-		fp->Base.Parameters = compiler.program->Parameters;
-		compiler.program->Parameters = 0;
-
-		_mesa_reference_program(ctx, &compiler.program, NULL);
-
-		r300_fp->translated = GL_TRUE;
-
-		r300UpdateStateParameters(ctx, _NEW_PROGRAM);
-
-		if (r300_fp->error || (RADEON_DEBUG & DEBUG_PIXEL))
-			r300->vtbl.FragmentProgramDump(&r300_fp->code);
-	}
-
-	update_params(ctx, fp);
-}
-
 /* just some random things... */
 void r300FragmentProgramDump(union rX00_fragment_program_code *c)
 {
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog.h b/src/mesa/drivers/dri/r300/r300_fragprog.h
index 08f65843834..0713810adeb 100644
--- a/src/mesa/drivers/dri/r300/r300_fragprog.h
+++ b/src/mesa/drivers/dri/r300/r300_fragprog.h
@@ -105,12 +105,10 @@
 
 #endif
 
-extern void insert_WPOS_trailer(struct r300_fragment_program_compiler *compiler);
-
-extern void r300TranslateFragmentShader(GLcontext *ctx, struct gl_fragment_program *fp);
-
 extern GLboolean r300FragmentProgramEmit(struct r300_fragment_program_compiler *compiler);
 
 extern void r300FragmentProgramDump(union rX00_fragment_program_code *c);
 
+extern GLboolean r300_transform_TEX(struct radeon_transform_context *t, struct prog_instruction* orig_inst, void* data);
+
 #endif
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog_common.c b/src/mesa/drivers/dri/r300/r300_fragprog_common.c
new file mode 100644
index 00000000000..953d920d1fd
--- /dev/null
+++ b/src/mesa/drivers/dri/r300/r300_fragprog_common.c
@@ -0,0 +1,282 @@
+/*
+ * Copyright (C) 2009 Maciej Cencora <[email protected]>
+ *
+ * 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 (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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
+ *
+ * Fragment program compiler. Perform transformations on the intermediate
+ * representation until the program is in a form where we can translate
+ * it more or less directly into machine-readable form.
+ *
+ * \author Ben Skeggs <[email protected]>
+ * \author Jerome Glisse <[email protected]>
+ */
+
+#include "r300_fragprog_common.h"
+
+#include "r300_fragprog.h"
+#include "r300_fragprog_swizzle.h"
+#include "r500_fragprog.h"
+
+#include "radeon_program.h"
+#include "radeon_program_alu.h"
+
+static void update_params(GLcontext *ctx, struct gl_fragment_program *fp)
+{
+	/* Ask Mesa nicely to fill in ParameterValues for us */
+	if (fp->Base.Parameters)
+		_mesa_load_state_parameters(ctx, fp->Base.Parameters);
+}
+
+static void nqssadce_init(struct nqssadce_state* s)
+{
+	s->Outputs[FRAG_RESULT_COLOR].Sourced = WRITEMASK_XYZW;
+	s->Outputs[FRAG_RESULT_DEPTH].Sourced = WRITEMASK_W;
+}
+
+/**
+ * Transform the program to support fragment.position.
+ *
+ * Introduce a small fragment at the start of the program that will be
+ * the only code that directly reads the FRAG_ATTRIB_WPOS input.
+ * All other code pieces that reference that input will be rewritten
+ * to read from a newly allocated temporary.
+ *
+ */
+static void insert_WPOS_trailer(struct r300_fragment_program_compiler *compiler)
+{
+	GLuint InputsRead = compiler->fp->Base.Base.InputsRead;
+
+	if (!(InputsRead & FRAG_BIT_WPOS))
+		return;
+
+	static gl_state_index tokens[STATE_LENGTH] = {
+		STATE_INTERNAL, STATE_R300_WINDOW_DIMENSION, 0, 0, 0
+	};
+	struct prog_instruction *fpi;
+	GLuint window_index;
+	int i = 0;
+	GLuint tempregi = _mesa_find_free_register(compiler->program, PROGRAM_TEMPORARY);
+
+	_mesa_insert_instructions(compiler->program, 0, 3);
+	fpi = compiler->program->Instructions;
+
+	/* perspective divide */
+	fpi[i].Opcode = OPCODE_RCP;
+
+	fpi[i].DstReg.File = PROGRAM_TEMPORARY;
+	fpi[i].DstReg.Index = tempregi;
+	fpi[i].DstReg.WriteMask = WRITEMASK_W;
+	fpi[i].DstReg.CondMask = COND_TR;
+
+	fpi[i].SrcReg[0].File = PROGRAM_INPUT;
+	fpi[i].SrcReg[0].Index = FRAG_ATTRIB_WPOS;
+	fpi[i].SrcReg[0].Swizzle = SWIZZLE_WWWW;
+	i++;
+
+	fpi[i].Opcode = OPCODE_MUL;
+
+	fpi[i].DstReg.File = PROGRAM_TEMPORARY;
+	fpi[i].DstReg.Index = tempregi;
+	fpi[i].DstReg.WriteMask = WRITEMASK_XYZ;
+	fpi[i].DstReg.CondMask = COND_TR;
+
+	fpi[i].SrcReg[0].File = PROGRAM_INPUT;
+	fpi[i].SrcReg[0].Index = FRAG_ATTRIB_WPOS;
+	fpi[i].SrcReg[0].Swizzle = SWIZZLE_XYZW;
+
+	fpi[i].SrcReg[1].File = PROGRAM_TEMPORARY;
+	fpi[i].SrcReg[1].Index = tempregi;
+	fpi[i].SrcReg[1].Swizzle = SWIZZLE_WWWW;
+	i++;
+
+	/* viewport transformation */
+	window_index = _mesa_add_state_reference(compiler->program->Parameters, tokens);
+
+	fpi[i].Opcode = OPCODE_MAD;
+
+	fpi[i].DstReg.File = PROGRAM_TEMPORARY;
+	fpi[i].DstReg.Index = tempregi;
+	fpi[i].DstReg.WriteMask = WRITEMASK_XYZ;
+	fpi[i].DstReg.CondMask = COND_TR;
+
+	fpi[i].SrcReg[0].File = PROGRAM_TEMPORARY;
+	fpi[i].SrcReg[0].Index = tempregi;
+	fpi[i].SrcReg[0].Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO);
+
+	fpi[i].SrcReg[1].File = PROGRAM_STATE_VAR;
+	fpi[i].SrcReg[1].Index = window_index;
+	fpi[i].SrcReg[1].Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO);
+
+	fpi[i].SrcReg[2].File = PROGRAM_STATE_VAR;
+	fpi[i].SrcReg[2].Index = window_index;
+	fpi[i].SrcReg[2].Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO);
+	i++;
+
+	for (; i < compiler->program->NumInstructions; ++i) {
+		int reg;
+		for (reg = 0; reg < 3; reg++) {
+			if (fpi[i].SrcReg[reg].File == PROGRAM_INPUT &&
+			    fpi[i].SrcReg[reg].Index == FRAG_ATTRIB_WPOS) {
+				fpi[i].SrcReg[reg].File = PROGRAM_TEMPORARY;
+				fpi[i].SrcReg[reg].Index = tempregi;
+			}
+		}
+	}
+}
+
+static GLuint build_dtm(GLuint depthmode)
+{
+	switch(depthmode) {
+	default:
+	case GL_LUMINANCE: return 0;
+	case GL_INTENSITY: return 1;
+	case GL_ALPHA: return 2;
+	}
+}
+
+static GLuint build_func(GLuint comparefunc)
+{
+	return comparefunc - GL_NEVER;
+}
+
+/**
+ * Collect all external state that is relevant for compiling the given
+ * fragment program.
+ */
+static void build_state(
+	r300ContextPtr r300,
+	struct r300_fragment_program *fp,
+	struct r300_fragment_program_external_state *state)
+{
+	int unit;
+
+	_mesa_bzero(state, sizeof(*state));
+
+	for(unit = 0; unit < 16; ++unit) {
+		if (fp->Base.Base.ShadowSamplers & (1 << unit)) {
+			struct gl_texture_object* tex = r300->radeon.glCtx->Texture.Unit[unit]._Current;
+
+			state->unit[unit].depth_texture_mode = build_dtm(tex->DepthMode);
+			state->unit[unit].texture_compare_func = build_func(tex->CompareFunc);
+		}
+	}
+}
+
+void r300TranslateFragmentShader(GLcontext *ctx, struct gl_fragment_program *fp)
+{
+	r300ContextPtr r300 = R300_CONTEXT(ctx);
+	struct r300_fragment_program *r300_fp = (struct r300_fragment_program *)fp;
+	struct r300_fragment_program_external_state state;
+
+	build_state(r300, r300_fp, &state);
+	if (_mesa_memcmp(&r300_fp->state, &state, sizeof(state))) {
+		/* TODO: cache compiled programs */
+		r300_fp->translated = GL_FALSE;
+		_mesa_memcpy(&r300_fp->state, &state, sizeof(state));
+	}
+
+	if (!r300_fp->translated) {
+		struct r300_fragment_program_compiler compiler;
+
+		compiler.r300 = r300;
+		compiler.fp = r300_fp;
+		compiler.code = &r300_fp->code;
+		compiler.program = _mesa_clone_program(ctx, &fp->Base);
+
+		if (RADEON_DEBUG & DEBUG_PIXEL) {
+			_mesa_printf("Fragment Program: Initial program:\n");
+			_mesa_print_program(compiler.program);
+		}
+
+		insert_WPOS_trailer(&compiler);
+
+		if (r300->radeon.radeonScreen->chip_family >= CHIP_FAMILY_RV515) {
+			struct radeon_program_transformation transformations[] = {
+				{ &r500_transform_TEX, &compiler },
+				{ &radeonTransformALU, 0 },
+				{ &radeonTransformDeriv, 0 },
+				{ &radeonTransformTrigScale, 0 }
+			};
+			radeonLocalTransform(ctx, compiler.program, 4, transformations);
+		} else {
+			struct radeon_program_transformation transformations[] = {
+				{ &r300_transform_TEX, &compiler },
+				{ &radeonTransformALU, 0 },
+				{ &radeonTransformTrigSimple, 0 }
+			};
+			radeonLocalTransform(ctx, compiler.program, 3, transformations);
+		}
+
+		if (RADEON_DEBUG & DEBUG_PIXEL) {
+			_mesa_printf("Fragment Program: After native rewrite:\n");
+			_mesa_print_program(compiler.program);
+		}
+
+		if (r300->radeon.radeonScreen->chip_family >= CHIP_FAMILY_RV515) {
+			struct radeon_nqssadce_descr nqssadce = {
+				.Init = &nqssadce_init,
+				.IsNativeSwizzle = &r500FPIsNativeSwizzle,
+				.BuildSwizzle = &r500FPBuildSwizzle,
+				.RewriteDepthOut = GL_TRUE
+			};
+			radeonNqssaDce(ctx, compiler.program, &nqssadce);
+		} else {
+			struct radeon_nqssadce_descr nqssadce = {
+				.Init = &nqssadce_init,
+				.IsNativeSwizzle = &r300FPIsNativeSwizzle,
+				.BuildSwizzle = &r300FPBuildSwizzle,
+				.RewriteDepthOut = GL_TRUE
+			};
+			radeonNqssaDce(ctx, compiler.program, &nqssadce);
+		}
+
+		if (RADEON_DEBUG & DEBUG_PIXEL) {
+			_mesa_printf("Compiler: after NqSSA-DCE:\n");
+			_mesa_print_program(compiler.program);
+		}
+
+		if (!r300->vtbl.FragmentProgramEmit(&compiler))
+			r300_fp->error = GL_TRUE;
+
+		/* Subtle: Rescue any parameters that have been added during transformations */
+		_mesa_free_parameter_list(fp->Base.Parameters);
+		fp->Base.Parameters = compiler.program->Parameters;
+		compiler.program->Parameters = 0;
+
+		_mesa_reference_program(ctx, &compiler.program, NULL);
+
+		r300_fp->translated = GL_TRUE;
+
+		r300UpdateStateParameters(ctx, _NEW_PROGRAM);
+
+		if (r300_fp->error || (RADEON_DEBUG & DEBUG_PIXEL))
+			r300->vtbl.FragmentProgramDump(&r300_fp->code);
+	}
+
+	update_params(ctx, fp);
+}
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog_common.h b/src/mesa/drivers/dri/r300/r300_fragprog_common.h
new file mode 100644
index 00000000000..85ea86fecb1
--- /dev/null
+++ b/src/mesa/drivers/dri/r300/r300_fragprog_common.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2009 Maciej Cencora <[email protected]>
+ *
+ * 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 (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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.
+ *
+ */
+
+#ifndef __R300_FRAGPROG_COMMON_H_
+#define __R300_FRAGPROG_COMMON_H_
+
+#include "main/mtypes.h"
+
+extern void r300TranslateFragmentShader(GLcontext *ctx, struct gl_fragment_program *fp);
+
+#endif
diff --git a/src/mesa/drivers/dri/r300/r300_render.c b/src/mesa/drivers/dri/r300/r300_render.c
index 91f58ade599..41b5e30be49 100644
--- a/src/mesa/drivers/dri/r300/r300_render.c
+++ b/src/mesa/drivers/dri/r300/r300_render.c
@@ -72,7 +72,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "r300_reg.h"
 #include "r300_tex.h"
 #include "r300_emit.h"
-#include "r300_fragprog.h"
+#include "r300_fragprog_common.h"
+
 extern int future_hw_tcl_on;
 
 /**
@@ -432,7 +433,7 @@ static int r300Fallback(GLcontext * ctx)
 
 	struct r300_fragment_program *fp = (struct r300_fragment_program *) ctx->FragmentProgram._Current;
 	if (fp && !fp->translated) {
-		r300->vtbl.TranslateFragmentShader(ctx, ctx->FragmentProgram._Current);
+		r300TranslateFragmentShader(ctx, ctx->FragmentProgram._Current);
 		FALLBACK_IF(fp->error);
 	}
 
diff --git a/src/mesa/drivers/dri/r300/r300_shader.c b/src/mesa/drivers/dri/r300/r300_shader.c
index 68fd8cd21e2..0133b837966 100644
--- a/src/mesa/drivers/dri/r300/r300_shader.c
+++ b/src/mesa/drivers/dri/r300/r300_shader.c
@@ -1,10 +1,36 @@
+/*
+ * Copyright 2009 Maciej Cencora <[email protected]>
+ *
+ * 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 (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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.
+ *
+ */
 
 #include "main/glheader.h"
 
 #include "shader/program.h"
 #include "tnl/tnl.h"
 #include "r300_context.h"
-#include "r300_fragprog.h"
+#include "r300_fragprog_common.h"
 
 static struct gl_program *r300NewProgram(GLcontext * ctx, GLenum target,
 					 GLuint id)
@@ -59,10 +85,9 @@ static GLboolean
 r300IsProgramNative(GLcontext * ctx, GLenum target, struct gl_program *prog)
 {
 	if (target == GL_FRAGMENT_PROGRAM_ARB) {
-		r300ContextPtr rmesa = R300_CONTEXT(ctx);
 		struct r300_fragment_program *fp = (struct r300_fragment_program *)prog;
 		if (!fp->translated)
-			rmesa->vtbl.TranslateFragmentShader(ctx, &fp->Base);
+			r300TranslateFragmentShader(ctx, &fp->Base);
 
 		return !fp->error;
 	} else
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index 64b462bc909..4cbbfd49c91 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -59,8 +59,9 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "r300_state.h"
 #include "r300_reg.h"
 #include "r300_emit.h"
-#include "r300_fragprog.h"
 #include "r300_tex.h"
+#include "r300_fragprog_common.h"
+#include "r300_fragprog.h"
 #include "r500_fragprog.h"
 
 #include "drirenderbuffer.h"
@@ -2458,7 +2459,7 @@ void r300UpdateShaderStates(r300ContextPtr rmesa)
 		rmesa->hw.fg_depth_src.cmd[1] = fgdepthsrc;
 	}
 
-	rmesa->vtbl.TranslateFragmentShader(ctx, ctx->FragmentProgram._Current);
+	r300TranslateFragmentShader(ctx, ctx->FragmentProgram._Current);
 
 	if (!rmesa->vtbl.SetupPixelShader(ctx))
 		return;
@@ -2582,14 +2583,12 @@ void r300InitShaderFunctions(r300ContextPtr r300)
 		r300->vtbl.SetupRSUnit = r500SetupRSUnit;
 		r300->vtbl.SetupPixelShader = r500SetupPixelShader;
 		r300->vtbl.SetupFragmentShaderTextures = r500SetupFragmentShaderTextures;
-		r300->vtbl.TranslateFragmentShader = r500TranslateFragmentShader;
 		r300->vtbl.FragmentProgramEmit = r500FragmentProgramEmit;
 		r300->vtbl.FragmentProgramDump = r500FragmentProgramDump;
 	} else {
 		r300->vtbl.SetupRSUnit = r300SetupRSUnit;
 		r300->vtbl.SetupPixelShader = r300SetupPixelShader;
 		r300->vtbl.SetupFragmentShaderTextures = r300SetupFragmentShaderTextures;
-		r300->vtbl.TranslateFragmentShader = r300TranslateFragmentShader;
 		r300->vtbl.FragmentProgramEmit = r300FragmentProgramEmit;
 		r300->vtbl.FragmentProgramDump = r300FragmentProgramDump;
 	}
diff --git a/src/mesa/drivers/dri/r300/r500_fragprog.c b/src/mesa/drivers/dri/r300/r500_fragprog.c
index eb93648e2fb..6de92effe66 100644
--- a/src/mesa/drivers/dri/r300/r500_fragprog.c
+++ b/src/mesa/drivers/dri/r300/r500_fragprog.c
@@ -31,7 +31,6 @@
 #include "radeon_program_alu.h"
 #include "r300_fragprog.h"
 
-
 static void reset_srcreg(struct prog_src_register* reg)
 {
 	_mesa_bzero(reg, sizeof(*reg));
@@ -59,7 +58,7 @@ static struct prog_src_register shadow_ambient(struct gl_program *program, int t
  *  - introduce a temporary register when write masks are needed
  *
  */
-static GLboolean transform_TEX(
+GLboolean r500_transform_TEX(
 	struct radeon_transform_context *t,
 	struct prog_instruction* orig_inst, void* data)
 {
@@ -189,21 +188,6 @@ static GLboolean transform_TEX(
 	return GL_TRUE;
 }
 
-
-static void update_params(GLcontext *ctx, struct gl_fragment_program *fp)
-{
-	/* Ask Mesa nicely to fill in ParameterValues for us */
-	if (fp->Base.Parameters)
-		_mesa_load_state_parameters(ctx, fp->Base.Parameters);
-}
-
-
-static void nqssadce_init(struct nqssadce_state* s)
-{
-	s->Outputs[FRAG_RESULT_COLOR].Sourced = WRITEMASK_XYZW;
-	s->Outputs[FRAG_RESULT_DEPTH].Sourced = WRITEMASK_W;
-}
-
 GLboolean r500FPIsNativeSwizzle(GLuint opcode, struct prog_src_register reg)
 {
 	GLuint relevant;
@@ -299,120 +283,6 @@ void r500FPBuildSwizzle(struct nqssadce_state *s, struct prog_dst_register dst,
 	}
 }
 
-static GLuint build_dtm(GLuint depthmode)
-{
-	switch(depthmode) {
-	default:
-	case GL_LUMINANCE: return 0;
-	case GL_INTENSITY: return 1;
-	case GL_ALPHA: return 2;
-	}
-}
-
-static GLuint build_func(GLuint comparefunc)
-{
-	return comparefunc - GL_NEVER;
-}
-
-
-/**
- * Collect all external state that is relevant for compiling the given
- * fragment program.
- */
-static void build_state(
-	r300ContextPtr r300,
-	struct r300_fragment_program *fp,
-	struct r300_fragment_program_external_state *state)
-{
-	int unit;
-
-	_mesa_bzero(state, sizeof(*state));
-
-	for(unit = 0; unit < 16; ++unit) {
-		if (fp->Base.Base.ShadowSamplers & (1 << unit)) {
-			struct gl_texture_object* tex = r300->radeon.glCtx->Texture.Unit[unit]._Current;
-
-			state->unit[unit].depth_texture_mode = build_dtm(tex->DepthMode);
-			state->unit[unit].texture_compare_func = build_func(tex->CompareFunc);
-		}
-	}
-}
-
-void r500TranslateFragmentShader(GLcontext *ctx, struct gl_fragment_program *fp)
-{
-	r300ContextPtr r300 = R300_CONTEXT(ctx);
-	struct r300_fragment_program *r300_fp = (struct r300_fragment_program *)fp;
-	struct r300_fragment_program_external_state state;
-
-	build_state(r300, r300_fp, &state);
-	if (_mesa_memcmp(&r300_fp->state, &state, sizeof(state))) {
-		/* TODO: cache compiled programs */
-		r300_fp->translated = GL_FALSE;
-		_mesa_memcpy(&r300_fp->state, &state, sizeof(state));
-	}
-
-	if (!r300_fp->translated) {
-		struct r300_fragment_program_compiler compiler;
-
-		compiler.r300 = r300;
-		compiler.fp = r300_fp;
-		compiler.code = &r300_fp->code;
-		compiler.program = _mesa_clone_program(ctx, &fp->Base);
-
-		if (RADEON_DEBUG & DEBUG_PIXEL) {
-			_mesa_printf("Compiler: Initial program:\n");
-			_mesa_print_program(compiler.program);
-		}
-
-		insert_WPOS_trailer(&compiler);
-
-		struct radeon_program_transformation transformations[] = {
-			{ &transform_TEX, &compiler },
-			{ &radeonTransformALU, 0 },
-			{ &radeonTransformDeriv, 0 },
-			{ &radeonTransformTrigScale, 0 }
-		};
-		radeonLocalTransform(ctx, compiler.program, 4, transformations);
-
-		if (RADEON_DEBUG & DEBUG_PIXEL) {
-			_mesa_printf("Compiler: after native rewrite:\n");
-			_mesa_print_program(compiler.program);
-		}
-
-		struct radeon_nqssadce_descr nqssadce = {
-			.Init = &nqssadce_init,
-			.IsNativeSwizzle = &r500FPIsNativeSwizzle,
-			.BuildSwizzle = &r500FPBuildSwizzle,
-			.RewriteDepthOut = GL_TRUE
-		};
-		radeonNqssaDce(ctx, compiler.program, &nqssadce);
-
-		if (RADEON_DEBUG & DEBUG_PIXEL) {
-			_mesa_printf("Compiler: after NqSSA-DCE:\n");
-			_mesa_print_program(compiler.program);
-		}
-
-		if (!r300->vtbl.FragmentProgramEmit(&compiler))
-			r300_fp->error = GL_TRUE;
-
-		/* Subtle: Rescue any parameters that have been added during transformations */
-		_mesa_free_parameter_list(fp->Base.Parameters);
-		fp->Base.Parameters = compiler.program->Parameters;
-		compiler.program->Parameters = 0;
-
-		_mesa_reference_program(ctx, &compiler.program, NULL);
-
-		r300_fp->translated = GL_TRUE;
-
-		r300UpdateStateParameters(ctx, _NEW_PROGRAM);
-
-		if (r300_fp->error || (RADEON_DEBUG & DEBUG_PIXEL))
-			r300->vtbl.FragmentProgramDump(&r300_fp->code);
-	}
-
-	update_params(ctx, fp);
-
-}
 
 static char *toswiz(int swiz_val) {
   switch(swiz_val) {
diff --git a/src/mesa/drivers/dri/r300/r500_fragprog.h b/src/mesa/drivers/dri/r300/r500_fragprog.h
index 2e14098f5db..c7e313774cf 100644
--- a/src/mesa/drivers/dri/r300/r500_fragprog.h
+++ b/src/mesa/drivers/dri/r300/r500_fragprog.h
@@ -46,8 +46,6 @@
 #include "radeon_program.h"
 #include "radeon_nqssadce.h"
 
-extern void r500TranslateFragmentShader(GLcontext *ctx, struct gl_fragment_program *fp);
-
 extern GLboolean r500FragmentProgramEmit(struct r300_fragment_program_compiler *compiler);
 
 extern void r500FragmentProgramDump(union rX00_fragment_program_code *c);
@@ -55,4 +53,6 @@ extern void r500FragmentProgramDump(union rX00_fragment_program_code *c);
 extern GLboolean r500FPIsNativeSwizzle(GLuint opcode, struct prog_src_register reg);
 
 extern void r500FPBuildSwizzle(struct nqssadce_state *s, struct prog_dst_register dst, struct prog_src_register src);
+
+extern GLboolean r500_transform_TEX(struct radeon_transform_context *t, struct prog_instruction* orig_inst, void* data);
 #endif