mirror of
https://github.com/matrix-construct/construct
synced 2024-06-25 05:18:23 +02:00
47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2021 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_SIMD_LANE_ID_H
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namespace ircd::simd
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{
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template<class T>
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static constexpr T lane_id();
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// lane number convenience constants
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extern const u8x64 u8x64_lane_id;
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extern const u8x32 u8x32_lane_id;
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extern const u16x32 u16x32_lane_id;
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extern const u8x16 u8x16_lane_id;
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extern const u16x16 u16x16_lane_id;
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extern const u32x16 u32x16_lane_id;
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extern const u16x8 u16x8_lane_id;
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extern const u32x8 u32x8_lane_id;
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extern const u64x8 u64x8_lane_id;
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extern const u32x4 u32x4_lane_id;
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extern const u64x4 u64x4_lane_id;
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extern const u64x2 u64x2_lane_id;
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extern const u128x1 u128x1_lane_id;
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extern const u256x1 u256x1_lane_id;
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extern const u512x1 u512x1_lane_id;
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}
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template<class T>
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constexpr T
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ircd::simd::lane_id()
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{
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T ret {0};
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for(uint i(0); i < lanes<T>(); ++i)
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ret[i] = i;
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return ret;
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}
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