From: Dave Airlie <airl...@redhat.com>
Otherwise we end up emitting the fence.
Signed-off-by: Dave Airlie <airl...@redhat.com>
---
src/gallium/drivers/r600/evergreen_state.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/gallium/drivers/r600/evergreen_state.c
b/src/gallium/drivers/r600/evergreen_state.c
index c1d13fd..30819ae 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -4634,6 +4634,9 @@ void evergreen_emit_atomic_buffer_save(struct
r600_context *rctx,
unsigned reloc;
mask = *atomic_used_mask_p;
+ if (!mask)
+ return;
+
while (mask) {
unsigned atomic_index = u_bit_scan(&mask);
struct r600_shader_atomic *atomic =
&combined_atomics[atomic_index];
--
2.9.5
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