We need to invalidate the live intervals when inserting new
instructions.
Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
Cc: mesa-sta...@lists.freedesktop.org
---
src/mesa/drivers/dri/i965/brw_fs.cpp | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
b/src/mesa/drivers/dri/i965/brw_fs.cpp
index b485e65..be461ac 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -2482,6 +2482,8 @@ fs_visitor::insert_gen4_send_dependency_workarounds()
if (brw->gen != 4 || brw->is_g4x)
return;
+ bool progress = false;
+
/* Note that we're done with register allocation, so GRF fs_regs always
* have a .reg_offset of 0.
*/
@@ -2492,8 +2494,12 @@ fs_visitor::insert_gen4_send_dependency_workarounds()
if (inst->mlen != 0 && inst->dst.file == GRF) {
insert_gen4_pre_send_dependency_workarounds(inst);
insert_gen4_post_send_dependency_workarounds(inst);
+ progress = true;
}
}
+
+ if (progress)
+ invalidate_live_intervals();
}
/**
--
1.9.2
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