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-rw-r--r--src/mesa/drivers/dri/i965/brw_vec4.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp b/src/mesa/drivers/dri/i965/brw_vec4.cpp
index 89881967dfd..98fad6c8f87 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
@@ -822,11 +822,11 @@ vec4_visitor::is_dep_ctrl_unsafe(const vec4_instruction *inst)
(reg.type == BRW_REGISTER_TYPE_UD || \
reg.type == BRW_REGISTER_TYPE_D)
- /* From the destination hazard section of the spec:
- * > Instructions other than send, may use this control as long as operations
- * > that have different pipeline latencies are not mixed.
+ /* "When source or destination datatype is 64b or operation is integer DWord
+ * multiply, DepCtrl must not be used."
+ * May apply to future SoCs as well.
*/
- if (brw->gen >= 8) {
+ if (brw->is_cherryview) {
if (inst->opcode == BRW_OPCODE_MUL &&
IS_DWORD(inst->src[0]) &&
IS_DWORD(inst->src[1]))