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i965: Refactor gen7_upload_constant_state to look more like gen8.

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Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Eric Anholt
2014-05-01 09:54:07 -07:00
parent 1515ceb8fd
commit 51b79a6571
1 changed files with 15 additions and 25 deletions
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src/mesa/drivers/dri/i965/gen7_vs_state.c
+15 -25
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@@ -35,31 +35,21 @@ gen7_upload_constant_state(struct brw_context *brw,
const struct brw_stage_state *stage_state,
bool active, unsigned opcode)
{
if (!active || stage_state->push_const_size == 0) {
/* Disable the push constant buffers. */
BEGIN_BATCH(7);
OUT_BATCH(opcode << 16 | (7 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
ADVANCE_BATCH();
} else {
BEGIN_BATCH(7);
OUT_BATCH(opcode << 16 | (7 - 2));
OUT_BATCH(stage_state->push_const_size);
OUT_BATCH(0);
/* Pointer to the constant buffer. Covered by the set of state flags
* from gen6_prepare_wm_contants
*/
OUT_BATCH(stage_state->push_const_offset | GEN7_MOCS_L3);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
ADVANCE_BATCH();
}
/* Disable if the shader stage is inactive or there are no push constants. */
active = active && stage_state->push_const_size != 0;
BEGIN_BATCH(7);
OUT_BATCH(opcode << 16 | (7 - 2));
OUT_BATCH(active ? stage_state->push_const_size : 0);
OUT_BATCH(0);
/* Pointer to the constant buffer. Covered by the set of state flags
* from gen6_prepare_wm_contants
*/
OUT_BATCH(active ? (stage_state->push_const_offset | GEN7_MOCS_L3) : 0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
ADVANCE_BATCH();
}