radeonsi: fix TEX writemask

Using the writemask in the sampler results in packet
VGPRS. For now just sample all components and let
llvm chose the right one.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>

diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c
index 522016e..c19a4c2 100644 (file)
--- a/src/gallium/drivers/radeonsi/radeonsi_shader.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c
@@ -519,8 +519,8 @@ static void tex_fetch_args(
        LLVMValueRef offset;
 
        /* WriteMask */
-       emit_data->args[0] = lp_build_const_int32(bld_base->base.gallivm,
-                               emit_data->inst->Dst[0].Register.WriteMask);
+       /* XXX: should be optimized using emit_data->inst->Dst[0].Register.WriteMask*/
+       emit_data->args[0] = lp_build_const_int32(bld_base->base.gallivm, 0xf);
 
        /* Coordinates */
        /* XXX: Not all sample instructions need 4 address arguments. */