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-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index dcbb4bd8b84..dd2685dfbb8 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -700,7 +700,8 @@ fs_inst::is_partial_write() const
{
return ((this->predicate && this->opcode != BRW_OPCODE_SEL) ||
(this->exec_size * type_sz(this->dst.type)) < 32 ||
- !this->dst.is_contiguous());
+ !this->dst.is_contiguous() ||
+ this->dst.subreg_offset > 0);
}
unsigned