Mesa (master): yi965/vec4: Add support for ir_unop_saturate

[Abdiel Janulgue]

Module: Mesa
Branch: master
Commit: cb621166dca23f223139797dd5fd476cdfd01c22
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=cb621166dca23f223139797dd5fd476cdfd01c22

Author: Abdiel Janulgue <abdiel.janulgue at linux.intel.com>
Date:   Mon Jun 16 13:56:50 2014 -0700

yi965/vec4: Add support for ir_unop_saturate

Reviewed-by: Matt Turner <mattst88 at gmail.com>
Signed-off-by: Abdiel Janulgue <abdiel.janulgue at linux.intel.com>

---

 src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
index 6eeed3c..f0de5d5 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
@@ -1397,6 +1397,10 @@ vec4_visitor::visit(ir_expression *ir)
    case ir_unop_find_lsb:
       emit(FBL(result_dst, op[0]));
       break;
+   case ir_unop_saturate:
+      inst = emit(MOV(result_dst, op[0]));
+      inst->saturate = true;
+      break;
 
    case ir_unop_noise:
       unreachable("not reached: should be handled by lower_noise");