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68 lines
2.4 KiB
C
68 lines
2.4 KiB
C
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/*
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* Copyright (c) 2024 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "intel_nir.h"
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#include "compiler/nir/nir_builder.h"
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#include "brw_compiler.h"
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static bool
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lower_printf_intrinsics(nir_builder *b, nir_instr *instr, void *cb_data)
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{
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if (instr->type != nir_instr_type_intrinsic)
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return false;
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b->cursor = nir_before_instr(instr);
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nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr);
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switch (intrin->intrinsic) {
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case nir_intrinsic_load_printf_buffer_address:
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nir_def_rewrite_uses(
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&intrin->def,
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nir_pack_64_2x32_split(
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b,
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nir_load_reloc_const_intel(b, BRW_SHADER_RELOC_PRINTF_BUFFER_ADDR_LOW),
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nir_load_reloc_const_intel(b, BRW_SHADER_RELOC_PRINTF_BUFFER_ADDR_HIGH)));
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nir_instr_remove(instr);
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return true;
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case nir_intrinsic_load_printf_base_identifier:
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nir_def_rewrite_uses(
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&intrin->def,
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nir_load_reloc_const_intel(b, BRW_SHADER_RELOC_PRINTF_BASE_IDENTIFIER));
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nir_instr_remove(instr);
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return true;
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default:
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return false;
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}
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}
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bool
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intel_nir_lower_printf(nir_shader *nir)
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{
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return nir_shader_instructions_pass(nir, lower_printf_intrinsics,
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nir_metadata_block_index |
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nir_metadata_dominance,
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NULL);
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}
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