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

This commit is contained in:
Eric Anholt 2008-01-02 15:03:32 -08:00
parent 77e6cf8c17
commit 03b59edbb5
1 changed files with 64 additions and 27 deletions
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91
src/mesa/drivers/dri/i965/brw_vs_state.c
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@ -36,62 +36,99 @@
#include "brw_defines.h"
#include "macros.h"
static void upload_vs_unit( struct brw_context *brw )
{
struct brw_vs_unit_state vs;
struct brw_vs_unit_key {
unsigned int total_grf;
unsigned int urb_entry_read_length;
unsigned int curb_entry_read_length;
memset(&vs, 0, sizeof(vs));
unsigned int curbe_offset;
unsigned int nr_urb_entries, urb_size;
};
static void
vs_unit_populate_key(struct brw_context *brw, struct brw_vs_unit_key *key)
{
memset(key, 0, sizeof(*key));
/* CACHE_NEW_VS_PROG */
vs.thread0.kernel_start_pointer = brw->vs.prog_bo->offset >> 6; /* reloc */
vs.thread0.grf_reg_count = ALIGN(brw->vs.prog_data->total_grf, 16) / 16 - 1;
vs.thread3.urb_entry_read_length = brw->vs.prog_data->urb_read_length;
vs.thread3.const_urb_entry_read_length = brw->vs.prog_data->curb_read_length;
vs.thread3.dispatch_grf_start_reg = 1;
key->total_grf = brw->vs.prog_data->total_grf;
key->urb_entry_read_length = brw->vs.prog_data->urb_read_length;
key->curb_entry_read_length = brw->vs.prog_data->curb_read_length;
/* BRW_NEW_URB_FENCE */
vs.thread4.nr_urb_entries = brw->urb.nr_vs_entries;
vs.thread4.urb_entry_allocation_size = brw->urb.vsize - 1;
vs.thread4.max_threads = MIN2(
MAX2(0, (brw->urb.nr_vs_entries - 6) / 2 - 1),
15);
if (INTEL_DEBUG & DEBUG_SINGLE_THREAD)
vs.thread4.max_threads = 0;
/* BRW_NEW_URB_FENCE */
key->nr_urb_entries = brw->urb.nr_vs_entries;
key->urb_size = brw->urb.vsize;
/* BRW_NEW_CURBE_OFFSETS, _NEW_TRANSFORM */
if (brw->attribs.Transform->ClipPlanesEnabled) {
/* Note that we read in the userclip planes as well, hence
* clip_start:
*/
vs.thread3.const_urb_entry_read_offset = brw->curbe.clip_start * 2;
key->curbe_offset = brw->curbe.clip_start;
}
else {
vs.thread3.const_urb_entry_read_offset = brw->curbe.vs_start * 2;
key->curbe_offset = brw->curbe.vs_start;
}
}
static dri_bo *
vs_unit_create_from_key(struct brw_context *brw, struct brw_vs_unit_key *key)
{
struct brw_vs_unit_state vs;
memset(&vs, 0, sizeof(vs));
vs.thread0.kernel_start_pointer = brw->vs.prog_bo->offset >> 6; /* reloc */
vs.thread0.grf_reg_count = ALIGN(key->total_grf, 16) / 16 - 1;
vs.thread1.floating_point_mode = BRW_FLOATING_POINT_NON_IEEE_754;
vs.thread3.urb_entry_read_length = key->urb_entry_read_length;
vs.thread3.const_urb_entry_read_length = key->curb_entry_read_length;
vs.thread3.dispatch_grf_start_reg = 1;
vs.thread3.urb_entry_read_offset = 0;
vs.thread3.const_urb_entry_read_offset = key->curbe_offset * 2;
vs.thread4.nr_urb_entries = key->nr_urb_entries;
vs.thread4.urb_entry_allocation_size = key->urb_size - 1;
vs.thread4.max_threads = MIN2(MAX2(0, (key->nr_urb_entries - 6) / 2 - 1),
15);
if (INTEL_DEBUG & DEBUG_SINGLE_THREAD)
vs.thread4.max_threads = 0;
/* No samplers for ARB_vp programs:
*/
vs.vs5.sampler_count = 0;
if (INTEL_DEBUG & DEBUG_STATS)
vs.thread4.stats_enable = 1;
vs.thread4.stats_enable = 1;
/* Vertex program always enabled:
/* Vertex program always enabled:
*/
vs.vs6.vs_enable = 1;
brw->vs.thread0_delta = vs.thread0.grf_reg_count << 1;
return brw_upload_cache(&brw->cache, BRW_VS_UNIT,
key, sizeof(*key),
&brw->vs.prog_bo, 1,
&vs, sizeof(vs),
NULL, NULL);
}
static void upload_vs_unit( struct brw_context *brw )
{
struct brw_vs_unit_key key;
vs_unit_populate_key(brw, &key);
dri_bo_unreference(brw->vs.state_bo);
brw->vs.state_bo = brw_cache_data( &brw->cache, BRW_VS_UNIT , &vs,
&brw->vs.prog_bo, 1 );
brw->vs.state_bo = brw_search_cache(&brw->cache, BRW_VS_UNIT,
&key, sizeof(key),
&brw->vs.prog_bo, 1,
NULL);
if (brw->vs.state_bo == NULL) {
brw->vs.state_bo = vs_unit_create_from_key(brw, &key);
}
}
static void emit_reloc_vs_unit(struct brw_context *brw)