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[965] Convert GS unit to use a cache key instead of brw_cache_data.

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This commit is contained in:
Eric Anholt 2008-01-02 14:09:06 -08:00
parent 114b802e87
commit 3149119cad
1 changed files with 64 additions and 25 deletions
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89
src/mesa/drivers/dri/i965/brw_gs_state.c
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@ -36,50 +36,89 @@
#include "brw_defines.h"
#include "macros.h"
struct brw_gs_unit_key {
unsigned int total_grf;
unsigned int urb_entry_read_length;
unsigned int curbe_offset;
static void upload_gs_unit( struct brw_context *brw )
unsigned int nr_urb_entries, urb_size;
GLboolean prog_active;
};
static void
gs_unit_populate_key(struct brw_context *brw, struct brw_gs_unit_key *key)
{
memset(key, 0, sizeof(*key));
/* CACHE_NEW_GS_PROG */
key->prog_active = brw->gs.prog_active;
if (key->prog_active) {
key->total_grf = brw->gs.prog_data->total_grf;
key->urb_entry_read_length = brw->gs.prog_data->urb_read_length;
} else {
key->total_grf = 1;
key->urb_entry_read_length = 1;
}
/* BRW_NEW_CURBE_OFFSETS */
key->curbe_offset = brw->curbe.clip_start;
/* BRW_NEW_URB_FENCE */
key->nr_urb_entries = brw->urb.nr_gs_entries;
key->urb_size = brw->urb.vsize;
}
static dri_bo *
gs_unit_create_from_key(struct brw_context *brw, struct brw_gs_unit_key *key)
{
struct brw_gs_unit_state gs;
memset(&gs, 0, sizeof(gs));
/* CACHE_NEW_GS_PROG */
if (brw->gs.prog_active) {
gs.thread0.grf_reg_count =
ALIGN(brw->gs.prog_data->total_grf, 16) / 16 - 1;
/* reloc */
gs.thread0.grf_reg_count = ALIGN(key->total_grf, 16) / 16 - 1;
if (key->prog_active) /* reloc */
gs.thread0.kernel_start_pointer = brw->gs.prog_bo->offset >> 6;
gs.thread3.urb_entry_read_length = brw->gs.prog_data->urb_read_length;
}
else {
gs.thread0.grf_reg_count = 0;
gs.thread0.kernel_start_pointer = 0;
gs.thread3.urb_entry_read_length = 1;
}
/* BRW_NEW_URB_FENCE */
gs.thread4.nr_urb_entries = brw->urb.nr_gs_entries;
gs.thread4.urb_entry_allocation_size = brw->urb.vsize - 1;
gs.thread4.max_threads = 0; /* Hardware requirement */
if (INTEL_DEBUG & DEBUG_STATS)
gs.thread4.stats_enable = 1;
/* CONSTANT */
gs.thread1.floating_point_mode = BRW_FLOATING_POINT_NON_IEEE_754;
gs.thread1.single_program_flow = 1;
gs.thread3.dispatch_grf_start_reg = 1;
gs.thread3.const_urb_entry_read_offset = 0;
gs.thread3.const_urb_entry_read_length = 0;
gs.thread3.urb_entry_read_offset = 0;
gs.thread3.urb_entry_read_length = key->urb_entry_read_length;
gs.thread4.nr_urb_entries = key->nr_urb_entries;
gs.thread4.urb_entry_allocation_size = key->urb_size - 1;
gs.thread4.max_threads = 0; /* Hardware requirement */
if (INTEL_DEBUG & DEBUG_STATS)
gs.thread4.stats_enable = 1;
brw->gs.thread0_delta = gs.thread0.grf_reg_count << 1;
return brw_upload_cache(&brw->cache, BRW_GS_UNIT,
key, sizeof(*key),
&brw->gs.prog_bo, 1,
&gs, sizeof(gs),
NULL, NULL);
}
static void upload_gs_unit( struct brw_context *brw )
{
struct brw_gs_unit_key key;
gs_unit_populate_key(brw, &key);
dri_bo_unreference(brw->gs.state_bo);
brw->gs.state_bo = brw_cache_data( &brw->cache, BRW_GS_UNIT, &gs,
&brw->gs.prog_bo, 1 );
brw->gs.state_bo = brw_search_cache(&brw->cache, BRW_GS_UNIT,
&key, sizeof(key),
&brw->gs.prog_bo, 1,
NULL);
if (brw->gs.state_bo == NULL) {
brw->gs.state_bo = gs_unit_create_from_key(brw, &key);
}
}
static void emit_reloc_gs_unit(struct brw_context *brw)