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asahi: Implement invalidate_resource

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From Panfrost. This lets us avoid storing depth/stencil attachments at the end
of the frame in GLES.

On my 4K monitor, glmark2 -btexture at fullscreen goes from 705fps to 1150fps. I
assume gains on real workloads will be smaller.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20123>
This commit is contained in:
Alyssa Rosenzweig 2022-11-24 11:15:44 -05:00
parent 28b652af80
commit 720ff76de4
1 changed files with 14 additions and 1 deletions
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15
src/gallium/drivers/asahi/agx_pipe.c
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@ -1117,9 +1117,22 @@ agx_destroy_context(struct pipe_context *pctx)
}
static void
agx_invalidate_resource(struct pipe_context *ctx,
agx_invalidate_resource(struct pipe_context *pctx,
struct pipe_resource *resource)
{
struct agx_context *ctx = agx_context(pctx);
struct agx_batch *batch = agx_get_batch(ctx);
/* Handle the glInvalidateFramebuffer case */
if (batch->key.zsbuf && batch->key.zsbuf->texture == resource)
batch->resolve &= ~PIPE_CLEAR_DEPTHSTENCIL;
for (unsigned i = 0; i < batch->key.nr_cbufs; ++i) {
struct pipe_surface *surf = batch->key.cbufs[i];
if (surf && surf->texture == resource)
batch->resolve &= ~(PIPE_CLEAR_COLOR0 << i);
}
}
static struct pipe_context *