From: Marek Olšák <[email protected]>
---
src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 271cf05..0d1506d 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -1944,6 +1944,13 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
/* note: we have to reorder the three args here */
emit(ir, TGSI_OPCODE_LRP, result_dst, op[2], op[1], op[0]);
break;
+ case ir_triop_csel:
+ if (this->ctx->Const.NativeIntegers)
+ emit(ir, TGSI_OPCODE_UCMP, result_dst, op[0], op[1], op[2]);
+ else
+ /* CMP doesn't work here */
+ emit(ir, TGSI_OPCODE_LRP, result_dst, op[0], op[1], op[2]);
+ break;
case ir_unop_pack_snorm_2x16:
case ir_unop_pack_unorm_2x16:
case ir_unop_pack_half_2x16:
@@ -1970,7 +1977,6 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
case ir_binop_vector_extract:
case ir_triop_vector_insert:
case ir_binop_ldexp:
- case ir_triop_csel:
/* This operation is not supported, or should have already been handled.
*/
assert(!"Invalid ir opcode in glsl_to_tgsi_visitor::visit()");
--
1.8.1.2
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