To have non-static buffers in local memory, it is necessary to pass them
as arguments to the kernel.
For r600, the correct lds size must be set to the SQ_LDS_ALLOC register.
The correct size is the clover size plus the size reported by the
compiler.
---
src/gallium/drivers/r600/evergreen_compute.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/src/gallium/drivers/r600/evergreen_compute.c
b/src/gallium/drivers/r600/evergreen_compute.c
index f76fc9c..9b2bae3 100644
--- a/src/gallium/drivers/r600/evergreen_compute.c
+++ b/src/gallium/drivers/r600/evergreen_compute.c
@@ -211,8 +211,7 @@ void *evergreen_create_compute_state(
#endif
shader->ctx = (struct r600_context*)ctx;
- /* XXX: We ignore cso->req_local_mem, because we compute this value
- * ourselves on a per-kernel basis. */
+ shader->local_size = cso->req_local_mem;
shader->private_size = cso->req_private_mem;
shader->input_size = cso->req_input_mem;
@@ -334,7 +333,7 @@ static void evergreen_emit_direct_dispatch(
unsigned wave_divisor = (16 * num_pipes);
int group_size = 1;
int grid_size = 1;
- unsigned lds_size = shader->active_kernel->bc.nlds_dw;
+ unsigned lds_size = shader->local_size / 4 +
shader->active_kernel->bc.nlds_dw;
/* Calculate group_size/grid_size */
for (i = 0; i < 3; i++) {
-- 1.8.3.2
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