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authorAbdiel Janulgue <abdiel.janulgue@linux.intel.com>2014-06-16 10:35:44 -0700
committerAbdiel Janulgue <abdiel.janulgue@linux.intel.com>2014-08-31 21:04:08 +0300
commit4bfe8a1e613ac4798f52944e2ef1f34ebd859251 (patch)
treebd70f9e3cfd1cb68cccd0dcc899b9f6cdbcfdb56
parent909fa50f5b224fea4aeb464c0b315adad0ff571a (diff)
i965/fs: Add support for ir_unop_saturate
Reviewed-by: Matt Turner <mattst88@gmail.com> Signed-off-by: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_channel_expressions.cpp1
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_visitor.cpp4
2 files changed, 5 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_channel_expressions.cpp b/src/mesa/drivers/dri/i965/brw_fs_channel_expressions.cpp
index d98b7ebc645..cb0a07948c0 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_channel_expressions.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_channel_expressions.cpp
@@ -246,6 +246,7 @@ ir_channel_expressions_visitor::visit_leave(ir_assignment *ir)
case ir_unop_bit_count:
case ir_unop_find_msb:
case ir_unop_find_lsb:
+ case ir_unop_saturate:
for (i = 0; i < vector_elements; i++) {
ir_rvalue *op0 = get_element(op_var[0], i);
diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
index c0555805326..7ceca0eb304 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
@@ -864,6 +864,10 @@ fs_visitor::visit(ir_expression *ir)
case ir_unop_find_lsb:
emit(FBL(this->result, op[0]));
break;
+ case ir_unop_saturate:
+ inst = emit(MOV(this->result, op[0]));
+ inst->saturate = true;
+ break;
case ir_triop_bitfield_extract:
/* Note that the instruction's argument order is reversed from GLSL
* and the IR.