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authorMarek Olšák <marek.olsak@amd.com>2021-01-12 01:29:28 -0500
committerMarek Olšák <marek.olsak@amd.com>2021-01-30 15:41:23 -0500
commite8dda30c6f97e1daaaf4da988006db1349feb6b4 (patch)
tree277f577ec6f3a3d7d18011b7a7e4b948ba2fdef0
parente93b42c214aa02d7393f12f07572ddececdd0e5e (diff)
radeonsi: optimize no-op cases in si_upload_shader_descriptors
Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8794>
-rw-r--r--src/gallium/drivers/radeonsi/si_descriptors.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/src/gallium/drivers/radeonsi/si_descriptors.c b/src/gallium/drivers/radeonsi/si_descriptors.c
index 426591ce1dd..ac5fca07a8c 100644
--- a/src/gallium/drivers/radeonsi/si_descriptors.c
+++ b/src/gallium/drivers/radeonsi/si_descriptors.c
@@ -2621,20 +2621,19 @@ static bool si_upload_shader_descriptors(struct si_context *sctx, unsigned mask)
{
unsigned dirty = sctx->descriptors_dirty & mask;
- /* Assume nothing will go wrong: */
- sctx->shader_pointers_dirty |= dirty;
+ if (dirty) {
+ unsigned iter_mask = dirty;
- while (dirty) {
- unsigned i = u_bit_scan(&dirty);
+ do {
+ if (!si_upload_descriptors(sctx, &sctx->descriptors[u_bit_scan(&iter_mask)]))
+ return false;
+ } while (iter_mask);
- if (!si_upload_descriptors(sctx, &sctx->descriptors[i]))
- return false;
+ sctx->descriptors_dirty &= ~dirty;
+ sctx->shader_pointers_dirty |= dirty;
}
- sctx->descriptors_dirty &= ~mask;
-
si_upload_bindless_descriptors(sctx);
-
return true;
}