Signed-off-by: Abdiel Janulgue <[email protected]>
---
src/mesa/drivers/dri/i965/brw_fs_channel_expressions.cpp | 1 +
src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 4 ++++
2 files changed, 5 insertions(+)
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 ae5bc56..588c289 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_channel_expressions.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_channel_expressions.cpp
@@ -220,6 +220,7 @@ 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 8858852..106eea6 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
@@ -705,6 +705,10 @@ 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.
--
1.9.1
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