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-rw-r--r--src/gallium/drivers/r300/r300_context.h8
-rw-r--r--src/gallium/drivers/r300/r300_state.c6
-rw-r--r--src/gallium/drivers/r300/r300_state_shader.c1
-rw-r--r--src/gallium/drivers/r300/r300_state_tcl.c1
4 files changed, 14 insertions, 2 deletions
diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h
index d1cf75032ca..a9dd041e083 100644
--- a/src/gallium/drivers/r300/r300_context.h
+++ b/src/gallium/drivers/r300/r300_context.h
@@ -158,6 +158,10 @@ struct r3xx_fragment_shader {
/* Pixel stack size */
int stack_size;
+
+ /* Are there immediates in this shader?
+ * If not, we can heavily optimize recompilation. */
+ boolean uses_imms;
};
struct r300_fragment_shader {
@@ -248,6 +252,10 @@ struct r300_vertex_shader {
/* Has this shader been translated yet? */
boolean translated;
+ /* Are there immediates in this shader?
+ * If not, we can heavily optimize recompilation. */
+ boolean uses_imms;
+
/* Number of used instructions */
int instruction_count;
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 4e65fbbabee..0461ffd681a 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -151,10 +151,12 @@ static void
/* If the number of constants have changed, invalidate the shader. */
if (r300->shader_constants[shader].user_count != i) {
- if (shader == PIPE_SHADER_FRAGMENT && r300->fs) {
+ if (shader == PIPE_SHADER_FRAGMENT && r300->fs &&
+ r300->fs->uses_imms) {
r300->fs->translated = FALSE;
r300_translate_fragment_shader(r300, r300->fs);
- } else if (shader == PIPE_SHADER_VERTEX && r300->vs) {
+ } else if (shader == PIPE_SHADER_VERTEX && r300->vs &&
+ r300->vs->uses_imms) {
r300->vs->translated = FALSE;
r300_translate_vertex_shader(r300, r300->vs);
}
diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r300_state_shader.c
index a56b507eefa..f27d7233d8e 100644
--- a/src/gallium/drivers/r300/r300_state_shader.c
+++ b/src/gallium/drivers/r300/r300_state_shader.c
@@ -652,6 +652,7 @@ void r300_translate_fragment_shader(struct r300_context* r300,
assembler->tex_count + assembler->color_count);
consts->count = consts->user_count + assembler->imm_count;
+ fs->uses_imms = assembler->imm_count;
debug_printf("r300: fs: %d total constants, "
"%d from user and %d from immediates\n", consts->count,
consts->user_count, assembler->imm_count);
diff --git a/src/gallium/drivers/r300/r300_state_tcl.c b/src/gallium/drivers/r300/r300_state_tcl.c
index fdbcbf3db8c..32e61bc1d72 100644
--- a/src/gallium/drivers/r300/r300_state_tcl.c
+++ b/src/gallium/drivers/r300/r300_state_tcl.c
@@ -386,6 +386,7 @@ void r300_translate_vertex_shader(struct r300_context* r300,
assembler->tex_count + assembler->color_count);
consts->count = consts->user_count + assembler->imm_count;
+ vs->uses_imms = assembler->imm_count;
debug_printf("r300: vs: %d total constants, "
"%d from user and %d from immediates\n", consts->count,
consts->user_count, assembler->imm_count);