Mesa (master): r600: Rewrite r600_shader_selector_key() to use a switch stmt

[Dave Airlie]

Module: Mesa
Branch: master
Commit: e2145de74d6333f099613c595c5c46f79f54e59f
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=e2145de74d6333f099613c595c5c46f79f54e59f

Author: Edward O'Callaghan <eocallaghan at alterapraxis.com>
Date:   Wed Aug 19 18:58:46 2015 +1000

r600: Rewrite r600_shader_selector_key() to use a switch stmt

Signed-off-by: Edward O'Callaghan <eocallaghan at alterapraxis.com>
Reviewed-by: Marek Olšák <marek.olsak at amd.com>
Signed-off-by: Dave Airlie <airlied at redhat.com>

---

 src/gallium/drivers/r600/r600_state_common.c |   24 +++++++++++++++++-------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index aa4a8d0..c7445b8 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -709,7 +709,18 @@ static inline struct r600_shader_key r600_shader_selector_key(struct pipe_contex
 	struct r600_shader_key key;
 	memset(&key, 0, sizeof(key));
 
-	if (sel->type == PIPE_SHADER_FRAGMENT) {
+	switch (sel->type) {
+	case PIPE_SHADER_VERTEX: {
+		key.vs_as_es = (rctx->gs_shader != NULL);
+		if (rctx->ps_shader->current->shader.gs_prim_id_input && !rctx->gs_shader) {
+			key.vs_as_gs_a = true;
+			key.vs_prim_id_out = rctx->ps_shader->current->shader.input[rctx->ps_shader->current->shader.ps_prim_id_input].spi_sid;
+		}
+		break;
+	}
+	case PIPE_SHADER_GEOMETRY:
+		break;
+	case PIPE_SHADER_FRAGMENT: {
 		key.color_two_side = rctx->rasterizer && rctx->rasterizer->two_side;
 		key.alpha_to_one = rctx->alpha_to_one &&
 				   rctx->rasterizer && rctx->rasterizer->multisample_enable &&
@@ -718,13 +729,12 @@ static inline struct r600_shader_key r600_shader_selector_key(struct pipe_contex
 		/* Dual-source blending only makes sense with nr_cbufs == 1. */
 		if (key.nr_cbufs == 1 && rctx->dual_src_blend)
 			key.nr_cbufs = 2;
-	} else if (sel->type == PIPE_SHADER_VERTEX) {
-		key.vs_as_es = (rctx->gs_shader != NULL);
-		if (rctx->ps_shader->current->shader.gs_prim_id_input && !rctx->gs_shader) {
-			key.vs_as_gs_a = true;
-			key.vs_prim_id_out = rctx->ps_shader->current->shader.input[rctx->ps_shader->current->shader.ps_prim_id_input].spi_sid;
-		}
+		break;
 	}
+	default:
+		assert(0);
+	}
+
 	return key;
 }