From 37c319f62f59d7750dd172034e43dfd489f572cc Mon Sep 17 00:00:00 2001
From: Maciej Cencora <m.cencora@gmail.com>
Date: Fri, 3 Jul 2009 20:14:24 +0200
Subject: r300: implement proper IsProgramNative check for vertex programs

---
 src/mesa/drivers/dri/r300/r300_context.h  |  1 -
 src/mesa/drivers/dri/r300/r300_shader.c   |  9 +++++++--
 src/mesa/drivers/dri/r300/r300_state.c    |  8 ++++++--
 src/mesa/drivers/dri/r300/r300_vertprog.c | 13 ++++++-------
 src/mesa/drivers/dri/r300/r300_vertprog.h |  4 ++++
 5 files changed, 23 insertions(+), 12 deletions(-)

diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h
index 30b6e75039..44211a45b3 100644
--- a/src/mesa/drivers/dri/r300/r300_context.h
+++ b/src/mesa/drivers/dri/r300/r300_context.h
@@ -673,7 +673,6 @@ extern GLboolean r300CreateContext(const __GLcontextModes * glVisual,
 				   __DRIcontextPrivate * driContextPriv,
 				   void *sharedContextPrivate);
 
-extern void r300SelectVertexShader(r300ContextPtr r300);
 extern void r300InitShaderFuncs(struct dd_function_table *functions);
 
 extern void r300InitShaderFunctions(r300ContextPtr r300);
diff --git a/src/mesa/drivers/dri/r300/r300_shader.c b/src/mesa/drivers/dri/r300/r300_shader.c
index 7206379ea0..854eb5d80a 100644
--- a/src/mesa/drivers/dri/r300/r300_shader.c
+++ b/src/mesa/drivers/dri/r300/r300_shader.c
@@ -128,8 +128,13 @@ r300IsProgramNative(GLcontext * ctx, GLenum target, struct gl_program *prog)
 			r300TranslateFragmentShader(ctx, fp);
 
 		return !fp->error;
-	} else
-		return GL_TRUE;
+	} else {
+		struct r300_vertex_program *vp = r300SelectVertexShader(ctx);
+		if (!vp->translated)
+			r300TranslateVertexShader(vp);
+
+		return !vp->error;
+	}
 }
 
 void r300InitShaderFuncs(struct dd_function_table *functions)
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index e0996383eb..8c228ab5e7 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -2045,6 +2045,7 @@ void r300UpdateShaders(r300ContextPtr rmesa)
 	}
 
 	if (rmesa->radeon.NewGLState && rmesa->options.hw_tcl_enabled) {
+		struct r300_vertex_program *vp;
 		int i;
 		for (i = _TNL_FIRST_MAT; i <= _TNL_LAST_MAT; i++) {
 			rmesa->temp_attrib[i] =
@@ -2060,8 +2061,11 @@ void r300UpdateShaders(r300ContextPtr rmesa)
 			    rmesa->temp_attrib[i];
 		}
 
-		r300SelectVertexShader(rmesa);
-		r300SwitchFallback(ctx, R300_FALLBACK_VERTEX_PROGRAM, rmesa->selected_vp->error);
+		vp = r300SelectVertexShader(ctx);
+		if (!vp->translated)
+			r300TranslateVertexShader(vp);
+
+		r300SwitchFallback(ctx, R300_FALLBACK_VERTEX_PROGRAM, vp->error);
 	}
 
 	fp = r300SelectFragmentShader(ctx);
diff --git a/src/mesa/drivers/dri/r300/r300_vertprog.c b/src/mesa/drivers/dri/r300/r300_vertprog.c
index 25c42814ec..326183bda4 100644
--- a/src/mesa/drivers/dri/r300/r300_vertprog.c
+++ b/src/mesa/drivers/dri/r300/r300_vertprog.c
@@ -1027,7 +1027,7 @@ static void t_inputs_outputs(struct r300_vertex_program *vp)
 	}
 }
 
-static void r300TranslateVertexShader(struct r300_vertex_program *vp)
+void r300TranslateVertexShader(struct r300_vertex_program *vp)
 {
 	struct prog_instruction *vpi = vp->Base->Base.Instructions;
 	int i;
@@ -1524,7 +1524,6 @@ static struct r300_vertex_program *build_program(GLcontext *ctx,
 
 	assert(prog->NumInstructions);
 	vp->num_temporaries = prog->NumTemporaries;
-	r300TranslateVertexShader(vp);
 
 	return vp;
 }
@@ -1538,9 +1537,9 @@ static void add_outputs(struct r300_vertex_program_key *key, GLint vert)
 	key->OutputsAdded |= 1 << vert;
 }
 
-void r300SelectVertexShader(r300ContextPtr r300)
+struct r300_vertex_program * r300SelectVertexShader(GLcontext *ctx)
 {
-	GLcontext *ctx = ctx = r300->radeon.glCtx;
+	r300ContextPtr r300 = R300_CONTEXT(ctx);
 	GLuint InputsRead;
 	struct r300_vertex_program_key wanted_key = { 0 };
 	GLint i;
@@ -1596,14 +1595,14 @@ void r300SelectVertexShader(r300ContextPtr r300)
 	for (vp = vpc->progs; vp; vp = vp->next)
 		if (_mesa_memcmp(&vp->key, &wanted_key, sizeof(wanted_key))
 		    == 0) {
-			r300->selected_vp = vp;
-			return;
+			return r300->selected_vp = vp;
 		}
 
 	vp = build_program(ctx, &wanted_key, &vpc->mesa_program, wpos_idx);
 	vp->next = vpc->progs;
 	vpc->progs = vp;
-	r300->selected_vp = vp;
+
+	return r300->selected_vp = vp;
 }
 
 #define bump_vpu_count(ptr, new_count)   do { \
diff --git a/src/mesa/drivers/dri/r300/r300_vertprog.h b/src/mesa/drivers/dri/r300/r300_vertprog.h
index b552e3fb1b..2dab11c337 100644
--- a/src/mesa/drivers/dri/r300/r300_vertprog.h
+++ b/src/mesa/drivers/dri/r300/r300_vertprog.h
@@ -34,4 +34,8 @@
 
 void r300SetupVertexProgram(r300ContextPtr rmesa);
 
+struct r300_vertex_program * r300SelectVertexShader(GLcontext *ctx);
+
+void r300TranslateVertexShader(struct r300_vertex_program *vp);
+
 #endif
-- 
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