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i965: Add support for driver cache blob containing the gen program

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Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
This commit is contained in:
Jordan Justen 2018-02-28 16:20:51 -08:00
parent 05bb4b4849
commit 8e7ee7433e
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GPG key ID: 37F99F68CAF992EB
1 changed files with 41 additions and 0 deletions
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41
src/mesa/drivers/dri/i965/brw_program_binary.c
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@ -29,6 +29,7 @@
#include "brw_context.h"
#include "brw_program.h"
#include "brw_state.h"
static uint8_t driver_sha1[20];
@ -63,6 +64,7 @@ brw_get_program_binary_driver_sha1(struct gl_context *ctx, uint8_t *sha1)
enum driver_cache_blob_part {
END_PART,
GEN_PART,
NIR_PART,
};
@ -86,6 +88,38 @@ brw_program_serialize_nir(struct gl_context *ctx, struct gl_program *prog)
blob_finish(&writer);
}
static bool
deserialize_gen_program(struct blob_reader *reader, struct gl_context *ctx,
struct gl_program *prog, gl_shader_stage stage)
{
struct brw_context *brw = brw_context(ctx);
union brw_any_prog_key prog_key;
blob_copy_bytes(reader, &prog_key, brw_prog_key_size(stage));
brw_prog_key_set_id(&prog_key, stage, brw_program(prog)->id);
enum brw_cache_id cache_id = brw_stage_cache_id(stage);
const uint8_t *program;
struct brw_stage_prog_data *prog_data =
ralloc_size(NULL, sizeof(union brw_any_prog_data));
if (!brw_read_blob_program_data(reader, prog, stage, &program, prog_data)) {
ralloc_free(prog_data);
return false;
}
uint32_t offset;
void *out_prog_data;
brw_upload_cache(&brw->cache, cache_id, &prog_key, brw_prog_key_size(stage),
program, prog_data->program_size, prog_data,
brw_prog_data_size(stage), &offset, &out_prog_data);
ralloc_free(prog_data);
return true;
}
void
brw_program_deserialize_driver_blob(struct gl_context *ctx,
struct gl_program *prog,
@ -103,6 +137,13 @@ brw_program_deserialize_driver_blob(struct gl_context *ctx,
if ((enum driver_cache_blob_part)part_type == END_PART)
break;
switch ((enum driver_cache_blob_part)part_type) {
case GEN_PART: {
uint32_t gen_size = blob_read_uint32(&reader);
assert(!reader.overrun &&
(uintptr_t)(reader.end - reader.current) > gen_size);
deserialize_gen_program(&reader, ctx, prog, stage);
break;
}
case NIR_PART: {
uint32_t nir_size = blob_read_uint32(&reader);
assert(!reader.overrun &&