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/**************************************************************************
*
* Copyright 2019 Red Hat.
* All Rights Reserved.
*
* 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 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.
*
**************************************************************************/
#ifndef LP_BLD_NIR_H
#define LP_BLD_NIR_H
#include <llvm-c/Core.h>
#include "lp_bld_type.h"
#include "nir.h"
struct gallivm_state;
struct nir_shader;
struct lp_img_params;
struct lp_build_tgsi_params;
struct lp_build_sampler_aos;
/*
* 2 reserved functions args for each function call,
* exec mask and context.
*/
#define LP_RESV_FUNC_ARGS 2
void lp_build_nir_soa(struct gallivm_state *gallivm,
struct nir_shader *shader,
const struct lp_build_tgsi_params *params,
LLVMValueRef (*outputs)[4]);
void lp_build_nir_soa_func(struct gallivm_state *gallivm,
struct nir_shader *shader,
nir_function_impl *impl,
const struct lp_build_tgsi_params *params,
LLVMValueRef (*outputs)[4]);
void lp_build_nir_aos(struct gallivm_state *gallivm,
struct nir_shader *shader,
struct lp_type type,
const unsigned char swizzles[4],
LLVMValueRef consts_ptr,
const LLVMValueRef *inputs,
LLVMValueRef *outputs,
const struct lp_build_sampler_aos *sampler);
struct lp_build_fn {
LLVMTypeRef fn_type;
LLVMValueRef fn;
};
void
lp_build_nir_soa_prepasses(struct nir_shader *nir);
void
lp_build_opt_nir(struct nir_shader *nir);
static inline LLVMValueRef
lp_nir_array_build_gather_values(LLVMBuilderRef builder,
LLVMValueRef * values,
unsigned value_count)
{
LLVMTypeRef arr_type = LLVMArrayType(LLVMTypeOf(values[0]), value_count);
LLVMValueRef arr = LLVMGetUndef(arr_type);
for (unsigned i = 0; i < value_count; i++) {
arr = LLVMBuildInsertValue(builder, arr, values[i], i, "");
}
return arr;
}
LLVMAtomicRMWBinOp
lp_translate_atomic_op(nir_atomic_op op);
uint32_t
lp_build_nir_sample_key(mesa_shader_stage stage, nir_tex_instr *instr);
void lp_img_op_from_intrinsic(struct lp_img_params *params, nir_intrinsic_instr *instr);
uint32_t lp_packed_img_op_from_intrinsic(nir_intrinsic_instr *instr);
enum lp_nir_call_context_args {
LP_NIR_CALL_CONTEXT_CONTEXT,
LP_NIR_CALL_CONTEXT_RESOURCES,
LP_NIR_CALL_CONTEXT_SHARED,
LP_NIR_CALL_CONTEXT_SCRATCH,
LP_NIR_CALL_CONTEXT_WORK_DIM,
LP_NIR_CALL_CONTEXT_THREAD_ID_0,
LP_NIR_CALL_CONTEXT_THREAD_ID_1,
LP_NIR_CALL_CONTEXT_THREAD_ID_2,
LP_NIR_CALL_CONTEXT_BLOCK_ID_0,
LP_NIR_CALL_CONTEXT_BLOCK_ID_1,
LP_NIR_CALL_CONTEXT_BLOCK_ID_2,
LP_NIR_CALL_CONTEXT_GRID_SIZE_0,
LP_NIR_CALL_CONTEXT_GRID_SIZE_1,
LP_NIR_CALL_CONTEXT_GRID_SIZE_2,
LP_NIR_CALL_CONTEXT_BLOCK_SIZE_0,
LP_NIR_CALL_CONTEXT_BLOCK_SIZE_1,
LP_NIR_CALL_CONTEXT_BLOCK_SIZE_2,
LP_NIR_CALL_CONTEXT_MAX_ARGS,
};
LLVMTypeRef
lp_build_cs_func_call_context(struct gallivm_state *gallivm, int length,
LLVMTypeRef context_type, LLVMTypeRef resources_type);
#endif
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