Mesa (master): i965: handle OPCODE_SWZ in the glsl path

Roland Scheidegger sroland at kemper.freedesktop.org
Tue Jun 16 12:40:51 PDT 2009


Module: Mesa
Branch: master
Commit: 4ef1f8e3b52a06fcf58f78c9c36738531b91dbac
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=4ef1f8e3b52a06fcf58f78c9c36738531b91dbac

Author: Roland Scheidegger <sroland at vmware.com>
Date:   Tue Jun 16 21:38:58 2009 +0200

i965: handle OPCODE_SWZ in the glsl path

glsl compiler will not generate OPCODE_SWZ, and as a first step it would
be translated away to a MOV anyway (why?), but later internally this opcode is
generated (for EXT_texture_swizzling).

---

 src/mesa/drivers/dri/i965/brw_wm_glsl.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_wm_glsl.c b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
index 0e6a2f8..2483227 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_glsl.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
@@ -2831,6 +2831,7 @@ static void brw_wm_emit_glsl(struct brw_context *brw, struct brw_wm_compile *c)
 		emit_trunc(c, inst);
 		break;
 	    case OPCODE_MOV:
+	    case OPCODE_SWZ:
 		emit_mov(c, inst);
 		break;
 	    case OPCODE_DP3:



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