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Revert "st/mesa: keep serialized NIR instead of nir_shader in st_program"

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This reverts commit db0c89d4bf.

Gitlab: mesa/mesa#2128
Acked-by: Marek Olšák <maraeo@gmail.com>
This commit is contained in:
Mark Janes 2019-11-20 14:05:50 -08:00
parent f1f19b6445
commit eae8dfef58
4 changed files with 11 additions and 69 deletions
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2
src/mesa/state_tracker/st_cb_program.c
View file

@ -97,8 +97,6 @@ st_delete_program(struct gl_context *ctx, struct gl_program *prog)
if (stp->glsl_to_tgsi)
free_glsl_to_tgsi_visitor(stp->glsl_to_tgsi);
free(stp->nir_binary);
/* delete base class */
_mesa_delete_program( ctx, prog );
}

48
src/mesa/state_tracker/st_program.c
View file

@ -40,7 +40,7 @@
#include "program/prog_to_nir.h"
#include "program/programopt.h"
#include "compiler/nir/nir_serialize.h"
#include "compiler/nir/nir.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
@ -664,20 +664,6 @@ st_translate_vertex_program(struct st_context *st,
return stp->state.tokens != NULL;
}
static struct nir_shader *
get_nir_shader(struct st_context *st, struct st_program *stp)
{
if (stp->state.ir.nir)
return nir_shader_clone(NULL, stp->state.ir.nir);
struct blob_reader blob_reader;
const struct nir_shader_compiler_options *options =
st->ctx->Const.ShaderCompilerOptions[stp->Base.info.stage].NirOptions;
blob_reader_init(&blob_reader, stp->nir_binary, stp->nir_size);
return nir_deserialize(NULL, options, &blob_reader);
}
static const gl_state_index16 depth_range_state[STATE_LENGTH] =
{ STATE_DEPTH_RANGE };
@ -704,7 +690,7 @@ st_create_vp_variant(struct st_context *st,
bool finalize = false;
state.type = PIPE_SHADER_IR_NIR;
state.ir.nir = get_nir_shader(st, stvp);
state.ir.nir = nir_shader_clone(NULL, stvp->state.ir.nir);
if (key->clamp_color) {
NIR_PASS_V(state.ir.nir, nir_lower_clamp_color_outputs);
finalize = true;
@ -1260,7 +1246,7 @@ st_create_fp_variant(struct st_context *st,
bool finalize = false;
state.type = PIPE_SHADER_IR_NIR;
state.ir.nir = get_nir_shader(st, stfp);
state.ir.nir = nir_shader_clone(NULL, stfp->state.ir.nir);
if (key->clamp_color) {
NIR_PASS_V(state.ir.nir, nir_lower_clamp_color_outputs);
@ -1784,7 +1770,7 @@ st_get_common_variant(struct st_context *st,
bool finalize = false;
state.type = PIPE_SHADER_IR_NIR;
state.ir.nir = get_nir_shader(st, prog);
state.ir.nir = nir_shader_clone(NULL, prog->state.ir.nir);
if (key->clamp_color) {
NIR_PASS_V(state.ir.nir, nir_lower_clamp_color_outputs);
@ -2071,13 +2057,11 @@ st_precompile_shader_variant(struct st_context *st,
void
st_finalize_program(struct st_context *st, struct gl_program *prog)
{
struct st_program *stp = (struct st_program *)prog;
if (st->current_program[prog->info.stage] == prog) {
if (prog->info.stage == MESA_SHADER_VERTEX)
st->dirty |= ST_NEW_VERTEX_PROGRAM(st, stp);
st->dirty |= ST_NEW_VERTEX_PROGRAM(st, (struct st_program *)prog);
else
st->dirty |= stp->affected_states;
st->dirty |= ((struct st_program *)prog)->affected_states;
}
if (prog->nir)
@ -2087,24 +2071,4 @@ st_finalize_program(struct st_context *st, struct gl_program *prog)
if (ST_DEBUG & DEBUG_PRECOMPILE ||
st->shader_has_one_variant[prog->info.stage])
st_precompile_shader_variant(st, prog);
/* Additional shader variants are always generated from serialized NIR
* to save memory.
*/
if (prog->nir) {
/* Serialize NIR. */
struct blob blob;
blob_init(&blob);
nir_serialize(&blob, prog->nir, false);
stp->nir_binary = malloc(blob.size);
memcpy(stp->nir_binary, blob.data, blob.size);
stp->nir_size = blob.size;
blob_finish(&blob);
/* Free NIR. */
assert(stp->state.ir.nir == prog->nir);
ralloc_free(prog->nir);
prog->nir = NULL;
stp->state.ir.nir = NULL;
}
}

3
src/mesa/state_tracker/st_program.h
View file

@ -243,9 +243,6 @@ struct st_program
struct ati_fragment_shader *ati_fs;
uint64_t affected_states; /**< ST_NEW_* flags to mark dirty when binding */
void *nir_binary;
unsigned nir_size;
/* used when bypassing glsl_to_tgsi: */
struct gl_shader_program *shader_program;

27
src/mesa/state_tracker/st_shader_cache.c
View file

@ -70,20 +70,7 @@ write_tgsi_to_cache(struct blob *blob, const struct tgsi_token *tokens,
static void
write_nir_to_cache(struct blob *blob, struct gl_program *prog)
{
if (prog->nir) {
/* Reserve intptr_t to store the size. intptr_t is also the alignment
* of NIR in the blob, so the NIR size computation will be trivial.
*/
size_t offset = blob_reserve_intptr(blob);
nir_serialize(blob, prog->nir, false);
unsigned nir_size = blob->size - offset - sizeof(intptr_t);
*(uintptr_t *)(blob->data + offset) = nir_size;
} else {
struct st_program *stp = (struct st_program *)prog;
blob_write_intptr(blob, stp->nir_size);
blob_write_bytes(blob, stp->nir_binary, stp->nir_size);
}
nir_serialize(blob, prog->nir, false);
copy_blob_to_driver_cache_blob(blob, prog);
}
@ -174,6 +161,8 @@ st_deserialise_ir_program(struct gl_context *ctx,
struct st_context *st = st_context(ctx);
size_t size = prog->driver_cache_blob_size;
uint8_t *buffer = (uint8_t *) prog->driver_cache_blob;
const struct nir_shader_compiler_options *options =
ctx->Const.ShaderCompilerOptions[prog->info.stage].NirOptions;
st_set_prog_affected_state_flags(prog);
_mesa_associate_uniform_storage(ctx, shProg, prog);
@ -207,16 +196,10 @@ st_deserialise_ir_program(struct gl_context *ctx,
read_stream_out_from_cache(&blob_reader, &stp->state);
if (nir) {
assert(prog->nir == NULL);
assert(stp->state.ir.nir == NULL);
assert(stp->nir_binary == NULL);
/* The remainder of the binary is NIR. */
stp->state.type = PIPE_SHADER_IR_NIR;
stp->nir_size = blob_read_intptr(&blob_reader);
stp->nir_binary = malloc(stp->nir_size);
blob_copy_bytes(&blob_reader, stp->nir_binary, stp->nir_size);
stp->state.ir.nir = nir_deserialize(NULL, options, &blob_reader);
stp->shader_program = shProg;
prog->nir = stp->state.ir.nir;
} else {
read_tgsi_from_cache(&blob_reader, &stp->state.tokens);
}