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diff --git a/src/gallium/drivers/freedreno/a2xx/ir2.h b/src/gallium/drivers/freedreno/a2xx/ir2.h
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+/*
+ * Copyright (C) 2018 Jonathan Marek <jonathan@marek.ca>
+ *
+ * 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.
+ *
+ * Authors:
+ * Jonathan Marek <jonathan@marek.ca>
+ */
+
+#ifndef IR2_H_
+#define IR2_H_
+
+#include "compiler/nir/nir.h"
+
+struct ir2_fetch_info {
+ /* dword offset of the fetch instruction */
+ uint16_t offset;
+ union {
+ /* swizzle to merge with tgsi swizzle */
+ struct {
+ uint16_t dst_swiz;
+ } vtx;
+ /* sampler id to patch const_idx */
+ struct {
+ uint16_t samp_id;
+ uint8_t src_swiz;
+ } tex;
+ };
+};
+
+struct ir2_shader_info {
+ /* compiler shader */
+ uint32_t *dwords;
+
+ /* size of the compiled shader in dwords */
+ uint16_t sizedwords;
+
+ /* highest GPR # used by shader */
+ int8_t max_reg;
+
+ /* offset in dwords of first MEMORY export CF (for a20x hw binning) */
+ int16_t mem_export_ptr;
+
+ /* fetch instruction info for patching */
+ uint16_t num_fetch_instrs;
+ struct ir2_fetch_info fetch_info[64];
+};
+
+struct ir2_frag_linkage {
+ unsigned inputs_count;
+ struct {
+ uint8_t slot;
+ uint8_t ncomp;
+ } inputs[16];
+
+ /* driver_location of fragcoord.zw, -1 if not used */
+ int fragcoord;
+};
+
+struct ir2_shader_variant {
+ struct ir2_shader_info info;
+ struct ir2_frag_linkage f;
+};
+
+struct fd2_shader_stateobj;
+struct tgsi_token;
+
+void ir2_compile(struct fd2_shader_stateobj *so, unsigned variant,
+ struct fd2_shader_stateobj *fp);
+
+struct nir_shader *ir2_tgsi_to_nir(const struct tgsi_token *tokens);
+
+const nir_shader_compiler_options *ir2_get_compiler_options(void);
+
+int ir2_optimize_nir(nir_shader *s, bool lower);
+
+#endif /* IR2_H_ */