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i965: Reorganize the code in brw_upload_binding_tables.

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This makes both the empty and non-empty binding table paths exit through
the bottom of the function, which gives us a place to share code.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Kenneth Graunke 2014-03-06 15:39:50 -08:00
parent 8c136b53b7
commit db26253a48
1 changed files with 19 additions and 18 deletions
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37
src/mesa/drivers/dri/i965/brw_binding_tables.c
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@ -58,28 +58,29 @@ brw_upload_binding_table(struct brw_context *brw,
/* CACHE_NEW_*_PROG */
struct brw_stage_prog_data *prog_data = stage_state->prog_data;
/* If there are no surfaces, skip making the binding table altogether. */
if (prog_data->binding_table.size_bytes == 0) {
if (stage_state->bind_bo_offset != 0) {
brw->state.dirty.brw |= brw_new_binding_table;
stage_state->bind_bo_offset = 0;
/* There are no surfaces; skip making the binding table altogether. */
if (stage_state->bind_bo_offset == 0)
return;
stage_state->bind_bo_offset = 0;
} else {
/* Upload a new binding table. */
if (INTEL_DEBUG & DEBUG_SHADER_TIME) {
brw->vtbl.create_raw_surface(
brw, brw->shader_time.bo, 0, brw->shader_time.bo->size,
&stage_state->surf_offset[prog_data->binding_table.shader_time_start], true);
}
return;
uint32_t *bind = brw_state_batch(brw, AUB_TRACE_BINDING_TABLE,
prog_data->binding_table.size_bytes, 32,
&stage_state->bind_bo_offset);
/* BRW_NEW_SURFACES and BRW_NEW_*_CONSTBUF */
memcpy(bind, stage_state->surf_offset,
prog_data->binding_table.size_bytes);
}
if (INTEL_DEBUG & DEBUG_SHADER_TIME) {
brw->vtbl.create_raw_surface(
brw, brw->shader_time.bo, 0, brw->shader_time.bo->size,
&stage_state->surf_offset[prog_data->binding_table.shader_time_start], true);
}
uint32_t *bind = brw_state_batch(brw, AUB_TRACE_BINDING_TABLE,
prog_data->binding_table.size_bytes, 32,
&stage_state->bind_bo_offset);
/* BRW_NEW_SURFACES and BRW_NEW_*_CONSTBUF */
memcpy(bind, stage_state->surf_offset, prog_data->binding_table.size_bytes);
brw->state.dirty.brw |= brw_new_binding_table;
}