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construct/include/ircd/simd/lane_id.h
2021-09-14 23:39:55 -07:00

46 lines
1.3 KiB
C++

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