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zink: avoid hashing shader stages multiple times for new gfx programs

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Reviewed-by: Hoe Hao Cheng <haochengho12907@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12532>
This commit is contained in:
Mike Blumenkrantz 2021-06-09 19:38:27 -04:00
parent 4b5e26e678
commit e14ecb903b
1 changed files with 5 additions and 3 deletions
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8
src/gallium/drivers/zink/zink_draw.cpp
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@ -203,13 +203,15 @@ update_gfx_program(struct zink_context *ctx)
unsigned bits = u_bit_consecutive(PIPE_SHADER_VERTEX, 5);
if (ctx->dirty_shader_stages & bits) {
struct zink_gfx_program *prog = NULL;
struct hash_entry *entry = _mesa_hash_table_search(&ctx->program_cache[ctx->shader_stages >> 2],
ctx->gfx_stages);
struct hash_table *ht = &ctx->program_cache[ctx->shader_stages >> 2];
uint32_t hash = ht->key_hash_function(ctx->gfx_stages);
struct hash_entry *entry = _mesa_hash_table_search_pre_hashed(ht, hash, ctx->gfx_stages);
if (entry)
zink_update_gfx_program(ctx, (struct zink_gfx_program*)entry->data);
else {
prog = zink_create_gfx_program(ctx, ctx->gfx_stages);
entry = _mesa_hash_table_insert(&ctx->program_cache[ctx->shader_stages >> 2], prog->shaders, prog);
entry = _mesa_hash_table_insert_pre_hashed(ht, hash, prog->shaders, prog);
}
prog = (struct zink_gfx_program*)(entry ? entry->data : NULL);
if (prog && prog != ctx->curr_program) {