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Filename : velintrin.h
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/*===---- velintrin.h - VEL intrinsics for VE ------------------------------===
 *
 * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 * See https://llvm.org/LICENSE.txt for license information.
 * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 *
 *===-----------------------------------------------------------------------===
 */
#ifndef __VEL_INTRIN_H__
#define __VEL_INTRIN_H__

// Vector registers
typedef double __vr __attribute__((__vector_size__(2048)));

// Vector mask registers
#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
// For C99
typedef _Bool __vm    __attribute__((ext_vector_type(256)));
typedef _Bool __vm256 __attribute__((ext_vector_type(256)));
typedef _Bool __vm512 __attribute__((ext_vector_type(512)));
#else
#ifdef __cplusplus
// For C++
typedef bool __vm    __attribute__((ext_vector_type(256)));
typedef bool __vm256 __attribute__((ext_vector_type(256)));
typedef bool __vm512 __attribute__((ext_vector_type(512)));
#else
#error need C++ or C99 to use vector intrinsics for VE
#endif
#endif

enum VShuffleCodes {
  VE_VSHUFFLE_YUYU = 0,
  VE_VSHUFFLE_YUYL = 1,
  VE_VSHUFFLE_YUZU = 2,
  VE_VSHUFFLE_YUZL = 3,
  VE_VSHUFFLE_YLYU = 4,
  VE_VSHUFFLE_YLYL = 5,
  VE_VSHUFFLE_YLZU = 6,
  VE_VSHUFFLE_YLZL = 7,
  VE_VSHUFFLE_ZUYU = 8,
  VE_VSHUFFLE_ZUYL = 9,
  VE_VSHUFFLE_ZUZU = 10,
  VE_VSHUFFLE_ZUZL = 11,
  VE_VSHUFFLE_ZLYU = 12,
  VE_VSHUFFLE_ZLYL = 13,
  VE_VSHUFFLE_ZLZU = 14,
  VE_VSHUFFLE_ZLZL = 15,
};

// Use generated intrinsic name definitions
#include <velintrin_gen.h>

// Use helper functions
#include <velintrin_approx.h>

// pack

#define _vel_pack_f32p __builtin_ve_vl_pack_f32p
#define _vel_pack_f32a __builtin_ve_vl_pack_f32a

static inline unsigned long int _vel_pack_i32(unsigned int a, unsigned int b) {
  return (((unsigned long int)a) << 32) | b;
}

#define _vel_extract_vm512u(vm) __builtin_ve_vl_extract_vm512u(vm)
#define _vel_extract_vm512l(vm) __builtin_ve_vl_extract_vm512l(vm)
#define _vel_insert_vm512u(vm512, vm) __builtin_ve_vl_insert_vm512u(vm512, vm)
#define _vel_insert_vm512l(vm512, vm) __builtin_ve_vl_insert_vm512l(vm512, vm)

#endif