radeonsi: support constants as TEX coordinates
Signed-off-by: Christian König <christian.koenig@amd.com>
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 36711be..1556a07 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_shader.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c
@@ -433,6 +433,15 @@
LLVMValueRef offset;
LLVMValueRef load;
+ if (swizzle == LP_CHAN_ALL) {
+ unsigned chan;
+ LLVMValueRef values[4];
+ for (chan = 0; chan < TGSI_NUM_CHANNELS; ++chan)
+ values[chan] = fetch_constant(bld_base, reg, type, chan);
+
+ return lp_build_gather_values(bld_base->base.gallivm, values, 4);
+ }
+
/* currently not supported */
if (reg->Register.Indirect) {
assert(0);