This shouldn't have any effect because we don't emit logical
framebuffer writes yet.
---
src/mesa/drivers/dri/i965/brw_fs.cpp | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
b/src/mesa/drivers/dri/i965/brw_fs.cpp
index ae050b7..70fdc5e 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -3249,6 +3249,15 @@ get_lowered_simd_width(const struct brw_device_info
*devinfo,
const fs_inst *inst)
{
switch (inst->opcode) {
+ case FS_OPCODE_FB_WRITE_LOGICAL:
+ /* Gen6 doesn't support SIMD16 depth writes but we cannot handle them
+ * here.
+ */
+ assert(devinfo->gen != 6 || inst->src[3].file == BAD_FILE ||
+ inst->exec_size <= 8);
+ /* Dual-source FB writes are unsupported in SIMD16 mode. */
+ return (inst->src[1].file != BAD_FILE ? 8 : inst->exec_size);
+
default:
return inst->exec_size;
}
--
2.4.3
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