src/amd/common/ac_llvm_build.h - platform/external/mesa3d - Git at Google

 /*
  * Copyright 2016 Bas Nieuwenhuizen
  *
  * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
  *
  * The above copyright notice and this permission notice (including the
  * next paragraph) shall be included in all copies or substantial portions
  * of the Software.
  *
  */
 #ifndef AC_LLVM_BUILD_H
 #define AC_LLVM_BUILD_H

 #include <stdbool.h>
 #include <llvm-c/TargetMachine.h>

 #include "amd_family.h"

 #ifdef __cplusplus
 extern "C" {
 #endif

 enum {
 	AC_LOCAL_ADDR_SPACE = 3,
 };

 struct ac_llvm_flow;

 struct ac_llvm_context {
 	LLVMContextRef context;
 	LLVMModuleRef module;
 	LLVMBuilderRef builder;

 	LLVMTypeRef voidt;
 	LLVMTypeRef i1;
 	LLVMTypeRef i8;
 	LLVMTypeRef i16;
 	LLVMTypeRef i32;
 	LLVMTypeRef i64;
 	LLVMTypeRef f16;
 	LLVMTypeRef f32;
 	LLVMTypeRef f64;
 	LLVMTypeRef v2i32;
 	LLVMTypeRef v3i32;
 	LLVMTypeRef v4i32;
 	LLVMTypeRef v2f32;
 	LLVMTypeRef v4f32;
 	LLVMTypeRef v8i32;

 	LLVMValueRef i32_0;
 	LLVMValueRef i32_1;
 	LLVMValueRef i64_0;
 	LLVMValueRef i64_1;
 	LLVMValueRef f32_0;
 	LLVMValueRef f32_1;
 	LLVMValueRef f64_0;
 	LLVMValueRef f64_1;
 	LLVMValueRef i1true;
 	LLVMValueRef i1false;

 	struct ac_llvm_flow *flow;
 	unsigned flow_depth;
 	unsigned flow_depth_max;

 	unsigned range_md_kind;
 	unsigned invariant_load_md_kind;
 	unsigned uniform_md_kind;
 	unsigned fpmath_md_kind;
 	LLVMValueRef fpmath_md_2p5_ulp;
 	LLVMValueRef empty_md;

 	enum chip_class chip_class;
 	enum radeon_family family;

 	LLVMValueRef lds;
 };

 void
 ac_llvm_context_init(struct ac_llvm_context *ctx, LLVMContextRef context,
 		     enum chip_class chip_class, enum radeon_family family);

 void
 ac_llvm_context_dispose(struct ac_llvm_context *ctx);

 int
 ac_get_llvm_num_components(LLVMValueRef value);

 LLVMValueRef
 ac_llvm_extract_elem(struct ac_llvm_context *ac,
 		     LLVMValueRef value,
 		     int index);

 unsigned ac_get_type_size(LLVMTypeRef type);

 LLVMTypeRef ac_to_integer_type(struct ac_llvm_context *ctx, LLVMTypeRef t);
 LLVMValueRef ac_to_integer(struct ac_llvm_context *ctx, LLVMValueRef v);
 LLVMTypeRef ac_to_float_type(struct ac_llvm_context *ctx, LLVMTypeRef t);
 LLVMValueRef ac_to_float(struct ac_llvm_context *ctx, LLVMValueRef v);

 LLVMValueRef
 ac_build_intrinsic(struct ac_llvm_context *ctx, const char *name,
 		   LLVMTypeRef return_type, LLVMValueRef *params,
 		   unsigned param_count, unsigned attrib_mask);

 void ac_build_type_name_for_intr(LLVMTypeRef type, char *buf, unsigned bufsize);

 LLVMValueRef
 ac_build_phi(struct ac_llvm_context *ctx, LLVMTypeRef type,
 	     unsigned count_incoming, LLVMValueRef *values,
 	     LLVMBasicBlockRef *blocks);

 void ac_build_optimization_barrier(struct ac_llvm_context *ctx,
 				   LLVMValueRef *pvgpr);

 LLVMValueRef ac_build_ballot(struct ac_llvm_context *ctx, LLVMValueRef value);

 LLVMValueRef ac_build_vote_all(struct ac_llvm_context *ctx, LLVMValueRef value);

 LLVMValueRef ac_build_vote_any(struct ac_llvm_context *ctx, LLVMValueRef value);

 LLVMValueRef ac_build_vote_eq(struct ac_llvm_context *ctx, LLVMValueRef value);

 LLVMValueRef
 ac_build_varying_gather_values(struct ac_llvm_context *ctx, LLVMValueRef *values,
 			       unsigned value_count, unsigned component);

 LLVMValueRef
 ac_build_gather_values_extended(struct ac_llvm_context *ctx,
 				LLVMValueRef *values,
 				unsigned value_count,
 				unsigned value_stride,
 				bool load,
 				bool always_vector);
 LLVMValueRef
 ac_build_gather_values(struct ac_llvm_context *ctx,
 		       LLVMValueRef *values,
 		       unsigned value_count);

 LLVMValueRef
 ac_build_fdiv(struct ac_llvm_context *ctx,
 	      LLVMValueRef num,
 	      LLVMValueRef den);

 void
 ac_prepare_cube_coords(struct ac_llvm_context *ctx,
 		       bool is_deriv, bool is_array, bool is_lod,
 		       LLVMValueRef *coords_arg,
 		       LLVMValueRef *derivs_arg);


 LLVMValueRef
 ac_build_fs_interp(struct ac_llvm_context *ctx,
 		   LLVMValueRef llvm_chan,
 		   LLVMValueRef attr_number,
 		   LLVMValueRef params,
 		   LLVMValueRef i,
 		   LLVMValueRef j);

 LLVMValueRef
 ac_build_fs_interp_mov(struct ac_llvm_context *ctx,
 		       LLVMValueRef parameter,
 		       LLVMValueRef llvm_chan,
 		       LLVMValueRef attr_number,
 		       LLVMValueRef params);

 LLVMValueRef
 ac_build_gep0(struct ac_llvm_context *ctx,
 	      LLVMValueRef base_ptr,
 	      LLVMValueRef index);

 void
 ac_build_indexed_store(struct ac_llvm_context *ctx,
 		       LLVMValueRef base_ptr, LLVMValueRef index,
 		       LLVMValueRef value);

 LLVMValueRef ac_build_load(struct ac_llvm_context *ctx, LLVMValueRef base_ptr,
 			   LLVMValueRef index);
 LLVMValueRef ac_build_load_invariant(struct ac_llvm_context *ctx,
 				     LLVMValueRef base_ptr, LLVMValueRef index);
 LLVMValueRef ac_build_load_to_sgpr(struct ac_llvm_context *ctx,
 				   LLVMValueRef base_ptr, LLVMValueRef index);

 void
 ac_build_buffer_store_dword(struct ac_llvm_context *ctx,
 			    LLVMValueRef rsrc,
 			    LLVMValueRef vdata,
 			    unsigned num_channels,
 			    LLVMValueRef voffset,
 			    LLVMValueRef soffset,
 			    unsigned inst_offset,
 		            bool glc,
 		            bool slc,
 			    bool writeonly_memory,
 			    bool swizzle_enable_hint);
 LLVMValueRef
 ac_build_buffer_load(struct ac_llvm_context *ctx,
 		     LLVMValueRef rsrc,
 		     int num_channels,
 		     LLVMValueRef vindex,
 		     LLVMValueRef voffset,
 		     LLVMValueRef soffset,
 		     unsigned inst_offset,
 		     unsigned glc,
 		     unsigned slc,
 		     bool can_speculate,
 		     bool allow_smem);

 LLVMValueRef ac_build_buffer_load_format(struct ac_llvm_context *ctx,
 					 LLVMValueRef rsrc,
 					 LLVMValueRef vindex,
 					 LLVMValueRef voffset,
 					 bool can_speculate);

 /* load_format that handles the stride & element count better if idxen is
  * disabled by LLVM. */
 LLVMValueRef ac_build_buffer_load_format_gfx9_safe(struct ac_llvm_context *ctx,
                                                   LLVMValueRef rsrc,
                                                   LLVMValueRef vindex,
                                                   LLVMValueRef voffset,
                                                   bool can_speculate);

 LLVMValueRef
 ac_get_thread_id(struct ac_llvm_context *ctx);

 #define AC_TID_MASK_TOP_LEFT 0xfffffffc
 #define AC_TID_MASK_TOP      0xfffffffd
 #define AC_TID_MASK_LEFT     0xfffffffe

 LLVMValueRef
 ac_build_ddxy(struct ac_llvm_context *ctx,
 	      uint32_t mask,
 	      int idx,
 	      LLVMValueRef val);

 #define AC_SENDMSG_GS 2
 #define AC_SENDMSG_GS_DONE 3

 #define AC_SENDMSG_GS_OP_NOP      (0 << 4)
 #define AC_SENDMSG_GS_OP_CUT      (1 << 4)
 #define AC_SENDMSG_GS_OP_EMIT     (2 << 4)
 #define AC_SENDMSG_GS_OP_EMIT_CUT (3 << 4)

 void ac_build_sendmsg(struct ac_llvm_context *ctx,
 		      uint32_t msg,
 		      LLVMValueRef wave_id);

 LLVMValueRef ac_build_imsb(struct ac_llvm_context *ctx,
 			   LLVMValueRef arg,
 			   LLVMTypeRef dst_type);

 LLVMValueRef ac_build_umsb(struct ac_llvm_context *ctx,
 			  LLVMValueRef arg,
 			  LLVMTypeRef dst_type);
 LLVMValueRef ac_build_fmin(struct ac_llvm_context *ctx, LLVMValueRef a,
 			   LLVMValueRef b);
 LLVMValueRef ac_build_fmax(struct ac_llvm_context *ctx, LLVMValueRef a,
 			   LLVMValueRef b);
 LLVMValueRef ac_build_umin(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
 LLVMValueRef ac_build_clamp(struct ac_llvm_context *ctx, LLVMValueRef value);

 struct ac_export_args {
 	LLVMValueRef out[4];
         unsigned target;
         unsigned enabled_channels;
         bool compr;
         bool done;
         bool valid_mask;
 };

 void ac_build_export(struct ac_llvm_context *ctx, struct ac_export_args *a);

 enum ac_image_opcode {
 	ac_image_sample,
 	ac_image_gather4,
 	ac_image_load,
 	ac_image_load_mip,
 	ac_image_get_lod,
 	ac_image_get_resinfo,
 };

 struct ac_image_args {
 	enum ac_image_opcode opcode;
 	bool level_zero;
 	bool bias;
 	bool lod;
 	bool deriv;
 	bool compare;
 	bool offset;

 	LLVMValueRef resource;
 	LLVMValueRef sampler;
 	LLVMValueRef addr;
 	unsigned dmask;
 	bool unorm;
 	bool da;
 };

 LLVMValueRef ac_build_image_opcode(struct ac_llvm_context *ctx,
 				   struct ac_image_args *a);
 LLVMValueRef ac_build_cvt_pkrtz_f16(struct ac_llvm_context *ctx,
 				    LLVMValueRef args[2]);
 LLVMValueRef ac_build_wqm_vote(struct ac_llvm_context *ctx, LLVMValueRef i1);
 void ac_build_kill_if_false(struct ac_llvm_context *ctx, LLVMValueRef i1);
 LLVMValueRef ac_build_bfe(struct ac_llvm_context *ctx, LLVMValueRef input,
 			  LLVMValueRef offset, LLVMValueRef width,
 			  bool is_signed);

 void ac_build_waitcnt(struct ac_llvm_context *ctx, unsigned simm16);

 void ac_get_image_intr_name(const char *base_name,
 			    LLVMTypeRef data_type,
 			    LLVMTypeRef coords_type,
 			    LLVMTypeRef rsrc_type,
 			    char *out_name, unsigned out_len);

 void ac_optimize_vs_outputs(struct ac_llvm_context *ac,
 			    LLVMValueRef main_fn,
 			    uint8_t *vs_output_param_offset,
 			    uint32_t num_outputs,
 			    uint8_t *num_param_exports);
 void ac_init_exec_full_mask(struct ac_llvm_context *ctx);

 void ac_declare_lds_as_pointer(struct ac_llvm_context *ac);
 LLVMValueRef ac_lds_load(struct ac_llvm_context *ctx,
 			 LLVMValueRef dw_addr);
 void ac_lds_store(struct ac_llvm_context *ctx,
 		  LLVMValueRef dw_addr, LLVMValueRef value);

 LLVMValueRef ac_find_lsb(struct ac_llvm_context *ctx,
 			 LLVMTypeRef dst_type,
 			 LLVMValueRef src0);

 void ac_build_bgnloop(struct ac_llvm_context *ctx, int lable_id);
 void ac_build_break(struct ac_llvm_context *ctx);
 void ac_build_continue(struct ac_llvm_context *ctx);
 void ac_build_else(struct ac_llvm_context *ctx, int lable_id);
 void ac_build_endif(struct ac_llvm_context *ctx, int lable_id);
 void ac_build_endloop(struct ac_llvm_context *ctx, int lable_id);
 void ac_build_if(struct ac_llvm_context *ctx, LLVMValueRef value,
 		 int lable_id);
 void ac_build_uif(struct ac_llvm_context *ctx, LLVMValueRef value,
 		  int lable_id);

 #ifdef __cplusplus
 }
 #endif

 #endif
	/*
	* Copyright 2016 Bas Nieuwenhuizen
	*
	* 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
	* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
	*
	* The above copyright notice and this permission notice (including the
	* next paragraph) shall be included in all copies or substantial portions
	* of the Software.
	*
	*/
	#ifndef AC_LLVM_BUILD_H
	#define AC_LLVM_BUILD_H

	#include <stdbool.h>
	#include <llvm-c/TargetMachine.h>

	#include "amd_family.h"

	#ifdef __cplusplus
	extern "C" {
	#endif

	enum {
	AC_LOCAL_ADDR_SPACE = 3,
	};

	struct ac_llvm_flow;

	struct ac_llvm_context {
	LLVMContextRef context;
	LLVMModuleRef module;
	LLVMBuilderRef builder;

	LLVMTypeRef voidt;
	LLVMTypeRef i1;
	LLVMTypeRef i8;
	LLVMTypeRef i16;
	LLVMTypeRef i32;
	LLVMTypeRef i64;
	LLVMTypeRef f16;
	LLVMTypeRef f32;
	LLVMTypeRef f64;
	LLVMTypeRef v2i32;
	LLVMTypeRef v3i32;
	LLVMTypeRef v4i32;
	LLVMTypeRef v2f32;
	LLVMTypeRef v4f32;
	LLVMTypeRef v8i32;

	LLVMValueRef i32_0;
	LLVMValueRef i32_1;
	LLVMValueRef i64_0;
	LLVMValueRef i64_1;
	LLVMValueRef f32_0;
	LLVMValueRef f32_1;
	LLVMValueRef f64_0;
	LLVMValueRef f64_1;
	LLVMValueRef i1true;
	LLVMValueRef i1false;

	struct ac_llvm_flow *flow;
	unsigned flow_depth;
	unsigned flow_depth_max;

	unsigned range_md_kind;
	unsigned invariant_load_md_kind;
	unsigned uniform_md_kind;
	unsigned fpmath_md_kind;
	LLVMValueRef fpmath_md_2p5_ulp;
	LLVMValueRef empty_md;

	enum chip_class chip_class;
	enum radeon_family family;

	LLVMValueRef lds;
	};

	void
	ac_llvm_context_init(struct ac_llvm_context *ctx, LLVMContextRef context,
	enum chip_class chip_class, enum radeon_family family);

	void
	ac_llvm_context_dispose(struct ac_llvm_context *ctx);

	int
	ac_get_llvm_num_components(LLVMValueRef value);

	LLVMValueRef
	ac_llvm_extract_elem(struct ac_llvm_context *ac,
	LLVMValueRef value,
	int index);

	unsigned ac_get_type_size(LLVMTypeRef type);

	LLVMTypeRef ac_to_integer_type(struct ac_llvm_context *ctx, LLVMTypeRef t);
	LLVMValueRef ac_to_integer(struct ac_llvm_context *ctx, LLVMValueRef v);
	LLVMTypeRef ac_to_float_type(struct ac_llvm_context *ctx, LLVMTypeRef t);
	LLVMValueRef ac_to_float(struct ac_llvm_context *ctx, LLVMValueRef v);

	LLVMValueRef
	ac_build_intrinsic(struct ac_llvm_context ctx, const char name,
	LLVMTypeRef return_type, LLVMValueRef *params,
	unsigned param_count, unsigned attrib_mask);

	void ac_build_type_name_for_intr(LLVMTypeRef type, char *buf, unsigned bufsize);

	LLVMValueRef
	ac_build_phi(struct ac_llvm_context *ctx, LLVMTypeRef type,
	unsigned count_incoming, LLVMValueRef *values,
	LLVMBasicBlockRef *blocks);

	void ac_build_optimization_barrier(struct ac_llvm_context *ctx,
	LLVMValueRef *pvgpr);

	LLVMValueRef ac_build_ballot(struct ac_llvm_context *ctx, LLVMValueRef value);

	LLVMValueRef ac_build_vote_all(struct ac_llvm_context *ctx, LLVMValueRef value);

	LLVMValueRef ac_build_vote_any(struct ac_llvm_context *ctx, LLVMValueRef value);

	LLVMValueRef ac_build_vote_eq(struct ac_llvm_context *ctx, LLVMValueRef value);

	LLVMValueRef
	ac_build_varying_gather_values(struct ac_llvm_context ctx, LLVMValueRef values,
	unsigned value_count, unsigned component);

	LLVMValueRef
	ac_build_gather_values_extended(struct ac_llvm_context *ctx,
	LLVMValueRef *values,
	unsigned value_count,
	unsigned value_stride,
	bool load,
	bool always_vector);
	LLVMValueRef
	ac_build_gather_values(struct ac_llvm_context *ctx,
	LLVMValueRef *values,
	unsigned value_count);

	LLVMValueRef
	ac_build_fdiv(struct ac_llvm_context *ctx,
	LLVMValueRef num,
	LLVMValueRef den);

	void
	ac_prepare_cube_coords(struct ac_llvm_context *ctx,
	bool is_deriv, bool is_array, bool is_lod,
	LLVMValueRef *coords_arg,
	LLVMValueRef *derivs_arg);


	LLVMValueRef
	ac_build_fs_interp(struct ac_llvm_context *ctx,
	LLVMValueRef llvm_chan,
	LLVMValueRef attr_number,
	LLVMValueRef params,
	LLVMValueRef i,
	LLVMValueRef j);

	LLVMValueRef
	ac_build_fs_interp_mov(struct ac_llvm_context *ctx,
	LLVMValueRef parameter,
	LLVMValueRef llvm_chan,
	LLVMValueRef attr_number,
	LLVMValueRef params);

	LLVMValueRef
	ac_build_gep0(struct ac_llvm_context *ctx,
	LLVMValueRef base_ptr,
	LLVMValueRef index);

	void
	ac_build_indexed_store(struct ac_llvm_context *ctx,
	LLVMValueRef base_ptr, LLVMValueRef index,
	LLVMValueRef value);

	LLVMValueRef ac_build_load(struct ac_llvm_context *ctx, LLVMValueRef base_ptr,
	LLVMValueRef index);
	LLVMValueRef ac_build_load_invariant(struct ac_llvm_context *ctx,
	LLVMValueRef base_ptr, LLVMValueRef index);
	LLVMValueRef ac_build_load_to_sgpr(struct ac_llvm_context *ctx,
	LLVMValueRef base_ptr, LLVMValueRef index);

	void
	ac_build_buffer_store_dword(struct ac_llvm_context *ctx,
	LLVMValueRef rsrc,
	LLVMValueRef vdata,
	unsigned num_channels,
	LLVMValueRef voffset,
	LLVMValueRef soffset,
	unsigned inst_offset,
	bool glc,
	bool slc,
	bool writeonly_memory,
	bool swizzle_enable_hint);
	LLVMValueRef
	ac_build_buffer_load(struct ac_llvm_context *ctx,
	LLVMValueRef rsrc,
	int num_channels,
	LLVMValueRef vindex,
	LLVMValueRef voffset,
	LLVMValueRef soffset,
	unsigned inst_offset,
	unsigned glc,
	unsigned slc,
	bool can_speculate,
	bool allow_smem);

	LLVMValueRef ac_build_buffer_load_format(struct ac_llvm_context *ctx,
	LLVMValueRef rsrc,
	LLVMValueRef vindex,
	LLVMValueRef voffset,
	bool can_speculate);

	/* load_format that handles the stride & element count better if idxen is
	* disabled by LLVM. */
	LLVMValueRef ac_build_buffer_load_format_gfx9_safe(struct ac_llvm_context *ctx,
	LLVMValueRef rsrc,
	LLVMValueRef vindex,
	LLVMValueRef voffset,
	bool can_speculate);

	LLVMValueRef
	ac_get_thread_id(struct ac_llvm_context *ctx);

	#define AC_TID_MASK_TOP_LEFT 0xfffffffc
	#define AC_TID_MASK_TOP 0xfffffffd
	#define AC_TID_MASK_LEFT 0xfffffffe

	LLVMValueRef
	ac_build_ddxy(struct ac_llvm_context *ctx,
	uint32_t mask,
	int idx,
	LLVMValueRef val);

	#define AC_SENDMSG_GS 2
	#define AC_SENDMSG_GS_DONE 3

	#define AC_SENDMSG_GS_OP_NOP (0 << 4)
	#define AC_SENDMSG_GS_OP_CUT (1 << 4)
	#define AC_SENDMSG_GS_OP_EMIT (2 << 4)
	#define AC_SENDMSG_GS_OP_EMIT_CUT (3 << 4)

	void ac_build_sendmsg(struct ac_llvm_context *ctx,
	uint32_t msg,
	LLVMValueRef wave_id);

	LLVMValueRef ac_build_imsb(struct ac_llvm_context *ctx,
	LLVMValueRef arg,
	LLVMTypeRef dst_type);

	LLVMValueRef ac_build_umsb(struct ac_llvm_context *ctx,
	LLVMValueRef arg,
	LLVMTypeRef dst_type);
	LLVMValueRef ac_build_fmin(struct ac_llvm_context *ctx, LLVMValueRef a,
	LLVMValueRef b);
	LLVMValueRef ac_build_fmax(struct ac_llvm_context *ctx, LLVMValueRef a,
	LLVMValueRef b);
	LLVMValueRef ac_build_umin(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
	LLVMValueRef ac_build_clamp(struct ac_llvm_context *ctx, LLVMValueRef value);

	struct ac_export_args {
	LLVMValueRef out[4];
	unsigned target;
	unsigned enabled_channels;
	bool compr;
	bool done;
	bool valid_mask;
	};

	void ac_build_export(struct ac_llvm_context ctx, struct ac_export_args a);

	enum ac_image_opcode {
	ac_image_sample,
	ac_image_gather4,
	ac_image_load,
	ac_image_load_mip,
	ac_image_get_lod,
	ac_image_get_resinfo,
	};

	struct ac_image_args {
	enum ac_image_opcode opcode;
	bool level_zero;
	bool bias;
	bool lod;
	bool deriv;
	bool compare;
	bool offset;

	LLVMValueRef resource;
	LLVMValueRef sampler;
	LLVMValueRef addr;
	unsigned dmask;
	bool unorm;
	bool da;
	};

	LLVMValueRef ac_build_image_opcode(struct ac_llvm_context *ctx,
	struct ac_image_args *a);
	LLVMValueRef ac_build_cvt_pkrtz_f16(struct ac_llvm_context *ctx,
	LLVMValueRef args[2]);
	LLVMValueRef ac_build_wqm_vote(struct ac_llvm_context *ctx, LLVMValueRef i1);
	void ac_build_kill_if_false(struct ac_llvm_context *ctx, LLVMValueRef i1);
	LLVMValueRef ac_build_bfe(struct ac_llvm_context *ctx, LLVMValueRef input,
	LLVMValueRef offset, LLVMValueRef width,
	bool is_signed);

	void ac_build_waitcnt(struct ac_llvm_context *ctx, unsigned simm16);

	void ac_get_image_intr_name(const char *base_name,
	LLVMTypeRef data_type,
	LLVMTypeRef coords_type,
	LLVMTypeRef rsrc_type,
	char *out_name, unsigned out_len);

	void ac_optimize_vs_outputs(struct ac_llvm_context *ac,
	LLVMValueRef main_fn,
	uint8_t *vs_output_param_offset,
	uint32_t num_outputs,
	uint8_t *num_param_exports);
	void ac_init_exec_full_mask(struct ac_llvm_context *ctx);

	void ac_declare_lds_as_pointer(struct ac_llvm_context *ac);
	LLVMValueRef ac_lds_load(struct ac_llvm_context *ctx,
	LLVMValueRef dw_addr);
	void ac_lds_store(struct ac_llvm_context *ctx,
	LLVMValueRef dw_addr, LLVMValueRef value);

	LLVMValueRef ac_find_lsb(struct ac_llvm_context *ctx,
	LLVMTypeRef dst_type,
	LLVMValueRef src0);

	void ac_build_bgnloop(struct ac_llvm_context *ctx, int lable_id);
	void ac_build_break(struct ac_llvm_context *ctx);
	void ac_build_continue(struct ac_llvm_context *ctx);
	void ac_build_else(struct ac_llvm_context *ctx, int lable_id);
	void ac_build_endif(struct ac_llvm_context *ctx, int lable_id);
	void ac_build_endloop(struct ac_llvm_context *ctx, int lable_id);
	void ac_build_if(struct ac_llvm_context *ctx, LLVMValueRef value,
	int lable_id);
	void ac_build_uif(struct ac_llvm_context *ctx, LLVMValueRef value,
	int lable_id);

	#ifdef __cplusplus
	}
	#endif

	#endif