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nir/serialize: don't expand 16-bit variable state slots to 32 bits

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the swizzle also needs only 16 bits

Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
This commit is contained in:
Marek Olšák
2019-10-25 12:01:27 -04:00
parent 96e6ef80d9
commit d5768fcd45
2 changed files with 5 additions and 7 deletions
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src/compiler/nir/nir.h
+1 -1
View File
@@ -94,7 +94,7 @@ struct nir_builder;
*/
typedef struct {
gl_state_index16 tokens[STATE_LENGTH];
int swizzle;
uint16_t swizzle;
} nir_state_slot;
typedef enum {
src/compiler/nir/nir_serialize.c
+4 -6
View File
@@ -142,9 +142,8 @@ write_variable(write_ctx *ctx, const nir_variable *var)
blob_write_bytes(ctx->blob, (uint8_t *) &var->data, sizeof(var->data));
blob_write_uint32(ctx->blob, var->num_state_slots);
for (unsigned i = 0; i < var->num_state_slots; i++) {
for (unsigned j = 0; j < STATE_LENGTH; j++)
blob_write_uint32(ctx->blob, var->state_slots[i].tokens[j]);
blob_write_uint32(ctx->blob, var->state_slots[i].swizzle);
blob_write_bytes(ctx->blob, &var->state_slots[i],
sizeof(var->state_slots[i]));
}
blob_write_uint32(ctx->blob, !!(var->constant_initializer));
if (var->constant_initializer)
@@ -179,9 +178,8 @@ read_variable(read_ctx *ctx)
var->state_slots = ralloc_array(var, nir_state_slot,
var->num_state_slots);
for (unsigned i = 0; i < var->num_state_slots; i++) {
for (unsigned j = 0; j < STATE_LENGTH; j++)
var->state_slots[i].tokens[j] = blob_read_uint32(ctx->blob);
var->state_slots[i].swizzle = blob_read_uint32(ctx->blob);
blob_copy_bytes(ctx->blob, &var->state_slots[i],
sizeof(var->state_slots[i]));
}
}
bool has_const_initializer = blob_read_uint32(ctx->blob);