--- /dev/null
+/*
+ * Copyright © 2017 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include <assert.h>
+
+#include "common/gen_device_info.h"
+#include "genxml/gen_macros.h"
+
+#include "brw_context.h"
+#include "brw_state.h"
+
+#include "intel_batchbuffer.h"
+
+UNUSED static void *
+emit_dwords(struct brw_context *brw, unsigned n)
+{
+ intel_batchbuffer_begin(brw, n, RENDER_RING);
+ uint32_t *map = brw->batch.map_next;
+ brw->batch.map_next += n;
+ intel_batchbuffer_advance(brw);
+ return map;
+}
+
+struct brw_address {
+ struct brw_bo *bo;
+ uint32_t read_domains;
+ uint32_t write_domain;
+ uint32_t offset;
+};
+
+static uint64_t
+emit_reloc(struct brw_context *brw,
+ void *location, struct brw_address address, uint32_t delta)
+{
+ uint32_t offset = (char *) location - (char *) brw->batch.map;
+
+ return brw_emit_reloc(&brw->batch, offset, address.bo,
+ address.offset + delta,
+ address.read_domains,
+ address.write_domain);
+}
+
+#define __gen_address_type struct brw_address
+#define __gen_user_data struct brw_context
+
+static uint64_t
+__gen_combine_address(struct brw_context *brw, void *location,
+ struct brw_address address, uint32_t delta)
+{
+ if (address.bo == NULL) {
+ return address.offset + delta;
+ } else {
+ return emit_reloc(brw, location, address, delta);
+ }
+}
+
+#include "genxml/genX_pack.h"
+
+#define _brw_cmd_length(cmd) cmd ## _length
+#define _brw_cmd_length_bias(cmd) cmd ## _length_bias
+#define _brw_cmd_header(cmd) cmd ## _header
+#define _brw_cmd_pack(cmd) cmd ## _pack
+
+#define brw_batch_emit(brw, cmd, name) \
+ for (struct cmd name = { _brw_cmd_header(cmd) }, \
+ *_dst = emit_dwords(brw, _brw_cmd_length(cmd)); \
+ __builtin_expect(_dst != NULL, 1); \
+ _brw_cmd_pack(cmd)(brw, (void *)_dst, &name), \
+ _dst = NULL)
+
+#define brw_batch_emitn(brw, cmd, n) ({ \
+ uint32_t *_dw = emit_dwords(brw, n); \
+ struct cmd template = { \
+ _brw_cmd_header(cmd), \
+ .DWordLength = n - _brw_cmd_length_bias(cmd), \
+ }; \
+ _brw_cmd_pack(cmd)(brw, _dw, &template); \
+ _dw + 1; /* Array starts at dw[1] */ \
+ })
+
+#define brw_state_emit(brw, cmd, align, offset, name) \
+ for (struct cmd name = { 0, }, \
+ *_dst = brw_state_batch(brw, _brw_cmd_length(cmd) * 4, \
+ align, offset); \
+ __builtin_expect(_dst != NULL, 1); \
+ _brw_cmd_pack(cmd)(brw, (void *)_dst, &name), \
+ _dst = NULL)
+
+/* ---------------------------------------------------------------------- */
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