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75 lines
2.5 KiB
C++
75 lines
2.5 KiB
C++
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/*
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* Copyright © 2020 Valve 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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*/
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#include "aco_ir.h"
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namespace aco {
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bool can_use_opsel(chip_class chip, aco_opcode op, int idx, bool high)
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{
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/* opsel is only GFX9+ */
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if ((high || idx == -1) && chip < GFX9)
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return false;
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switch (op) {
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case aco_opcode::v_div_fixup_f16:
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case aco_opcode::v_fma_f16:
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case aco_opcode::v_mad_f16:
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case aco_opcode::v_mad_u16:
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case aco_opcode::v_mad_i16:
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case aco_opcode::v_med3_f16:
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case aco_opcode::v_med3_i16:
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case aco_opcode::v_med3_u16:
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case aco_opcode::v_min3_f16:
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case aco_opcode::v_min3_i16:
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case aco_opcode::v_min3_u16:
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case aco_opcode::v_max3_f16:
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case aco_opcode::v_max3_i16:
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case aco_opcode::v_max3_u16:
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case aco_opcode::v_max_u16_e64:
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case aco_opcode::v_max_i16_e64:
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case aco_opcode::v_min_u16_e64:
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case aco_opcode::v_min_i16_e64:
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case aco_opcode::v_add_i16:
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case aco_opcode::v_sub_i16:
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case aco_opcode::v_add_u16_e64:
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case aco_opcode::v_sub_u16_e64:
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case aco_opcode::v_cvt_pknorm_i16_f16:
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case aco_opcode::v_cvt_pknorm_u16_f16:
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case aco_opcode::v_lshlrev_b16_e64:
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case aco_opcode::v_lshrrev_b16_e64:
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case aco_opcode::v_ashrrev_i16_e64:
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case aco_opcode::v_mul_lo_u16_e64:
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return true;
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case aco_opcode::v_pack_b32_f16:
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return idx != -1;
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case aco_opcode::v_mad_u32_u16:
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case aco_opcode::v_mad_i32_i16:
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return idx >= 0 && idx < 2;
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default:
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return false;
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}
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}
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}
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