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radeonsi: optimize set_inlinable_constants when they don't change 

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11509>
This commit is contained in:
Marek Olšák 2021-06-21 19:25:08 -04:00
parent 86355b5984
commit 888b7ba338
1 changed files with 15 additions and 3 deletions
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18
src/gallium/drivers/radeonsi/si_descriptors.c
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@ -1231,9 +1231,21 @@ static void si_set_inlinable_constants(struct pipe_context *ctx,
{
struct si_context *sctx = (struct si_context *)ctx;
memcpy(sctx->inlinable_uniforms[shader], values, num_values * 4);
sctx->inlinable_uniforms_valid_mask |= 1 << shader;
sctx->do_update_shaders = true;
if (!(sctx->inlinable_uniforms_valid_mask & BITFIELD_BIT(shader))) {
/* It's the first time we set the constants. Always update shaders. */
memcpy(sctx->inlinable_uniforms[shader], values, num_values * 4);
sctx->inlinable_uniforms_valid_mask |= BITFIELD_BIT(shader);
sctx->do_update_shaders = true;
return;
}
/* We have already set inlinable constants for this shader. Update the shader only if
* the constants are being changed so as not to update shaders needlessly.
*/
if (memcmp(sctx->inlinable_uniforms[shader], values, num_values * 4)) {
memcpy(sctx->inlinable_uniforms[shader], values, num_values * 4);
sctx->do_update_shaders = true;
}
}
void si_get_pipe_constant_buffer(struct si_context *sctx, uint shader, uint slot,