[Mesa-dev] [PATCH 09/13] gallium/radeon: implement basic parts of PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE
Nicolai Hähnle
nhaehnle at gmail.com
Thu Jul 27 19:14:19 UTC 2017
From: Nicolai Hähnle <nicolai.haehnle at amd.com>
---
src/gallium/drivers/radeon/r600_query.c | 96 ++++++++++++++++++++++++---------
1 file changed, 71 insertions(+), 25 deletions(-)
diff --git a/src/gallium/drivers/radeon/r600_query.c b/src/gallium/drivers/radeon/r600_query.c
index 9f33bac..4c727d6 100644
--- a/src/gallium/drivers/radeon/r600_query.c
+++ b/src/gallium/drivers/radeon/r600_query.c
@@ -648,6 +648,12 @@ static struct pipe_query *r600_query_hw_create(struct r600_common_screen *rscree
query->num_cs_dw_end = 6;
query->stream = index;
break;
+ case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
+ /* NumPrimitivesWritten, PrimitiveStorageNeeded. */
+ query->result_size = 32 * 4;
+ query->num_cs_dw_begin = 6 * 4;
+ query->num_cs_dw_end = 6 * 4;
+ break;
case PIPE_QUERY_PIPELINE_STATISTICS:
/* 11 values on EG, 8 on R600. */
query->result_size = (rscreen->chip_class >= EVERGREEN ? 11 : 8) * 16;
@@ -696,9 +702,9 @@ static void r600_update_occlusion_query_state(struct r600_common_context *rctx,
}
}
-static unsigned event_type_for_stream(struct r600_query_hw *query)
+static unsigned event_type_for_stream(unsigned stream)
{
- switch (query->stream) {
+ switch (stream) {
default:
case 0: return EVENT_TYPE_SAMPLE_STREAMOUTSTATS;
case 1: return EVENT_TYPE_SAMPLE_STREAMOUTSTATS1;
@@ -707,6 +713,15 @@ static unsigned event_type_for_stream(struct r600_query_hw *query)
}
}
+static void emit_sample_streamout(struct radeon_winsys_cs *cs, uint64_t va,
+ unsigned stream)
+{
+ radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
+ radeon_emit(cs, EVENT_TYPE(event_type_for_stream(stream)) | EVENT_INDEX(3));
+ radeon_emit(cs, va);
+ radeon_emit(cs, va >> 32);
+}
+
static void r600_query_hw_do_emit_start(struct r600_common_context *ctx,
struct r600_query_hw *query,
struct r600_resource *buffer,
@@ -726,10 +741,11 @@ static void r600_query_hw_do_emit_start(struct r600_common_context *ctx,
case PIPE_QUERY_PRIMITIVES_GENERATED:
case PIPE_QUERY_SO_STATISTICS:
case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
- radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
- radeon_emit(cs, EVENT_TYPE(event_type_for_stream(query)) | EVENT_INDEX(3));
- radeon_emit(cs, va);
- radeon_emit(cs, va >> 32);
+ emit_sample_streamout(cs, va, query->stream);
+ break;
+ case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
+ for (unsigned stream = 0; stream < 4; ++stream)
+ emit_sample_streamout(cs, va + 32 * stream, stream);
break;
case PIPE_QUERY_TIME_ELAPSED:
if (ctx->chip_class >= SI) {
@@ -821,11 +837,13 @@ static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
case PIPE_QUERY_PRIMITIVES_GENERATED:
case PIPE_QUERY_SO_STATISTICS:
case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
- va += query->result_size/2;
- radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
- radeon_emit(cs, EVENT_TYPE(event_type_for_stream(query)) | EVENT_INDEX(3));
- radeon_emit(cs, va);
- radeon_emit(cs, va >> 32);
+ va += 16;
+ emit_sample_streamout(cs, va, query->stream);
+ break;
+ case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
+ va += 16;
+ for (unsigned stream = 0; stream < 4; ++stream)
+ emit_sample_streamout(cs, va + 32 * stream, stream);
break;
case PIPE_QUERY_TIME_ELAPSED:
va += 8;
@@ -885,10 +903,29 @@ static void r600_query_hw_emit_stop(struct r600_common_context *ctx,
r600_update_prims_generated_query_state(ctx, query->b.type, -1);
}
+static void emit_set_predicate(struct r600_common_context *ctx,
+ struct r600_resource *buf, uint64_t va,
+ uint32_t op)
+{
+ struct radeon_winsys_cs *cs = ctx->gfx.cs;
+
+ if (ctx->chip_class >= GFX9) {
+ radeon_emit(cs, PKT3(PKT3_SET_PREDICATION, 2, 0));
+ radeon_emit(cs, op);
+ radeon_emit(cs, va);
+ radeon_emit(cs, va >> 32);
+ } else {
+ radeon_emit(cs, PKT3(PKT3_SET_PREDICATION, 1, 0));
+ radeon_emit(cs, va);
+ radeon_emit(cs, op | ((va >> 32) & 0xFF));
+ }
+ r600_emit_reloc(ctx, &ctx->gfx, buf, RADEON_USAGE_READ,
+ RADEON_PRIO_QUERY);
+}
+
static void r600_emit_query_predication(struct r600_common_context *ctx,
struct r600_atom *atom)
{
- struct radeon_winsys_cs *cs = ctx->gfx.cs;
struct r600_query_hw *query = (struct r600_query_hw *)ctx->render_cond;
struct r600_query_buffer *qbuf;
uint32_t op;
@@ -907,6 +944,7 @@ static void r600_emit_query_predication(struct r600_common_context *ctx,
op = PRED_OP(PREDICATION_OP_ZPASS);
break;
case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
+ case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
op = PRED_OP(PREDICATION_OP_PRIMCOUNT);
invert = !invert;
break;
@@ -931,22 +969,19 @@ static void r600_emit_query_predication(struct r600_common_context *ctx,
while (results_base < qbuf->results_end) {
uint64_t va = va_base + results_base;
- if (ctx->chip_class >= GFX9) {
- radeon_emit(cs, PKT3(PKT3_SET_PREDICATION, 2, 0));
- radeon_emit(cs, op);
- radeon_emit(cs, va);
- radeon_emit(cs, va >> 32);
+ if (query->b.type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE) {
+ for (unsigned stream = 0; stream < 4; ++stream) {
+ emit_set_predicate(ctx, qbuf->buf, va + 32 * stream, op);
+
+ /* set CONTINUE bit for all packets except the first */
+ op |= PREDICATION_CONTINUE;
+ }
} else {
- radeon_emit(cs, PKT3(PKT3_SET_PREDICATION, 1, 0));
- radeon_emit(cs, va);
- radeon_emit(cs, op | ((va >> 32) & 0xFF));
+ emit_set_predicate(ctx, qbuf->buf, va, op);
+ op |= PREDICATION_CONTINUE;
}
- r600_emit_reloc(ctx, &ctx->gfx, qbuf->buf, RADEON_USAGE_READ,
- RADEON_PRIO_QUERY);
- results_base += query->result_size;
- /* set CONTINUE bit for all packets except the first */
- op |= PREDICATION_CONTINUE;
+ results_base += query->result_size;
}
}
}
@@ -1185,6 +1220,14 @@ static void r600_query_hw_add_result(struct r600_common_screen *rscreen,
r600_query_read_result(buffer, 2, 6, true) !=
r600_query_read_result(buffer, 0, 4, true);
break;
+ case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
+ for (unsigned stream = 0; stream < 4; ++stream) {
+ result->b = result->b ||
+ r600_query_read_result(buffer, 2, 6, true) !=
+ r600_query_read_result(buffer, 0, 4, true);
+ buffer = (char *)buffer + 32;
+ }
+ break;
case PIPE_QUERY_PIPELINE_STATISTICS:
if (rscreen->chip_class >= EVERGREEN) {
result->pipeline_statistics.ps_invocations +=
@@ -1698,6 +1741,9 @@ static void r600_render_condition(struct pipe_context *ctx,
if (query) {
for (qbuf = &rquery->buffer; qbuf; qbuf = qbuf->previous)
atom->num_dw += (qbuf->results_end / rquery->result_size) * 5;
+
+ if (rquery->b.type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE)
+ atom->num_dw *= 4;
}
rctx->set_atom_dirty(rctx, atom, query != NULL);
--
2.9.3
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