[Mesa-dev] [v2 PATCH 05/16] ir_to_mesa, glsl_to_tgsi: Add support for ir_unop_saturate

[Abdiel Janulgue]

Reviewed-by: Matt Turner <mattst88 at gmail.com>
Signed-off-by: Abdiel Janulgue <abdiel.janulgue at linux.intel.com>
---
 src/mesa/program/ir_to_mesa.cpp            | 6 ++++++
 src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp
index e592f49..126e573 100644
--- a/src/mesa/program/ir_to_mesa.cpp
+++ b/src/mesa/program/ir_to_mesa.cpp
@@ -1171,6 +1171,12 @@ ir_to_mesa_visitor::visit(ir_expression *ir)
       emit(ir, OPCODE_DDY, result_dst, op[0]);
       break;
 
+   case ir_unop_saturate: {
+      ir_to_mesa_instruction *inst = emit(ir, OPCODE_MOV,
+                                          result_dst, op[0]);
+      inst->saturate = true;
+      break;
+   }
    case ir_unop_noise: {
       const enum prog_opcode opcode =
 	 prog_opcode(OPCODE_NOISE1
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 749b87b..c8302aa 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -1458,6 +1458,12 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
    case ir_unop_cos_reduced:
       emit_scs(ir, TGSI_OPCODE_COS, result_dst, op[0]);
       break;
+   case ir_unop_saturate: {
+      glsl_to_tgsi_instruction *inst;
+      inst = emit(ir, TGSI_OPCODE_MOV, result_dst, op[0]);
+      inst->saturate = true;
+      break;
+   }
 
    case ir_unop_dFdx:
       emit(ir, TGSI_OPCODE_DDX, result_dst, op[0]);
-- 
1.9.1