Mesa (master): Revert "gallium/u_threaded: align batches and call slots to 16 bytes"
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Wed May 5 05:43:01 UTC 2021
Module: Mesa
Branch: master
Commit: 954f59f2af4a135f2af2d2b6e341b4332ad3cccd
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=954f59f2af4a135f2af2d2b6e341b4332ad3cccd
Author: Marek Olšák <marek.olsak at amd.com>
Date: Wed Apr 28 17:19:43 2021 -0400
Revert "gallium/u_threaded: align batches and call slots to 16 bytes"
This reverts commit 3b1ce49bc1e5aff87805b0bab255885c84bf5052.
It will be completely rewritten, but let's revert this first.
Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.eric.pelloux-prayer at amd.com>
Acked-By: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10606>
---
src/gallium/auxiliary/util/u_threaded_context.c | 12 ++----------
src/gallium/auxiliary/util/u_threaded_context.h | 3 +--
2 files changed, 3 insertions(+), 12 deletions(-)
diff --git a/src/gallium/auxiliary/util/u_threaded_context.c b/src/gallium/auxiliary/util/u_threaded_context.c
index 73d45a6c909..2474fb11ddd 100644
--- a/src/gallium/auxiliary/util/u_threaded_context.c
+++ b/src/gallium/auxiliary/util/u_threaded_context.c
@@ -3217,7 +3217,7 @@ tc_destroy(struct pipe_context *_pipe)
slab_destroy_child(&tc->pool_transfers);
assert(tc->batch_slots[tc->next].num_total_call_slots == 0);
pipe->destroy(pipe);
- os_free_aligned(tc);
+ FREE(tc);
}
static const tc_execute execute_func[TC_NUM_CALLS] = {
@@ -3258,22 +3258,14 @@ threaded_context_create(struct pipe_context *pipe,
if (!debug_get_bool_option("GALLIUM_THREAD", util_get_cpu_caps()->nr_cpus > 1))
return pipe;
- tc = os_malloc_aligned(sizeof(struct threaded_context), 16);
+ tc = CALLOC_STRUCT(threaded_context);
if (!tc) {
pipe->destroy(pipe);
return NULL;
}
- memset(tc, 0, sizeof(*tc));
pipe = trace_context_create_threaded(pipe->screen, pipe);
- assert((uintptr_t)tc % 16 == 0);
- /* These should be static asserts, but they don't work with MSVC */
- assert(offsetof(struct threaded_context, batch_slots) % 16 == 0);
- assert(offsetof(struct threaded_context, batch_slots[0].call) % 16 == 0);
- assert(offsetof(struct threaded_context, batch_slots[0].call[1]) % 16 == 0);
- assert(offsetof(struct threaded_context, batch_slots[1].call) % 16 == 0);
-
/* The driver context isn't wrapped, so set its "priv" to NULL. */
pipe->priv = NULL;
diff --git a/src/gallium/auxiliary/util/u_threaded_context.h b/src/gallium/auxiliary/util/u_threaded_context.h
index 59c6f4acab2..86eaffa7192 100644
--- a/src/gallium/auxiliary/util/u_threaded_context.h
+++ b/src/gallium/auxiliary/util/u_threaded_context.h
@@ -321,8 +321,7 @@ union tc_payload {
bool boolean;
};
-/* Each call slot should be aligned to its own size for optimal cache usage. */
-struct ALIGN16 tc_call {
+struct tc_call {
unsigned sentinel;
ushort num_call_slots;
ushort call_id;
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