xref: /freebsd/contrib/llvm-project/clang/lib/Headers/velintrin.h (revision 7ef62cebc2f965b0f640263e179276928885e33d)
1 /*===---- velintrin.h - VEL intrinsics for VE ------------------------------===
2  *
3  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4  * See https://llvm.org/LICENSE.txt for license information.
5  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6  *
7  *===-----------------------------------------------------------------------===
8  */
9 #ifndef __VEL_INTRIN_H__
10 #define __VEL_INTRIN_H__
11 
12 // Vector registers
13 typedef double __vr __attribute__((__vector_size__(2048)));
14 
15 // Vector mask registers
16 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
17 // For C99
18 typedef _Bool __vm    __attribute__((ext_vector_type(256)));
19 typedef _Bool __vm256 __attribute__((ext_vector_type(256)));
20 typedef _Bool __vm512 __attribute__((ext_vector_type(512)));
21 #else
22 #ifdef __cplusplus
23 // For C++
24 typedef bool __vm    __attribute__((ext_vector_type(256)));
25 typedef bool __vm256 __attribute__((ext_vector_type(256)));
26 typedef bool __vm512 __attribute__((ext_vector_type(512)));
27 #else
28 #error need C++ or C99 to use vector intrinsics for VE
29 #endif
30 #endif
31 
32 enum VShuffleCodes {
33   VE_VSHUFFLE_YUYU = 0,
34   VE_VSHUFFLE_YUYL = 1,
35   VE_VSHUFFLE_YUZU = 2,
36   VE_VSHUFFLE_YUZL = 3,
37   VE_VSHUFFLE_YLYU = 4,
38   VE_VSHUFFLE_YLYL = 5,
39   VE_VSHUFFLE_YLZU = 6,
40   VE_VSHUFFLE_YLZL = 7,
41   VE_VSHUFFLE_ZUYU = 8,
42   VE_VSHUFFLE_ZUYL = 9,
43   VE_VSHUFFLE_ZUZU = 10,
44   VE_VSHUFFLE_ZUZL = 11,
45   VE_VSHUFFLE_ZLYU = 12,
46   VE_VSHUFFLE_ZLYL = 13,
47   VE_VSHUFFLE_ZLZU = 14,
48   VE_VSHUFFLE_ZLZL = 15,
49 };
50 
51 // Use generated intrinsic name definitions
52 #include <velintrin_gen.h>
53 
54 // Use helper functions
55 #include <velintrin_approx.h>
56 
57 // pack
58 
59 #define _vel_pack_f32p __builtin_ve_vl_pack_f32p
60 #define _vel_pack_f32a __builtin_ve_vl_pack_f32a
61 
62 static inline unsigned long int _vel_pack_i32(unsigned int a, unsigned int b) {
63   return (((unsigned long int)a) << 32) | b;
64 }
65 
66 #define _vel_extract_vm512u(vm) __builtin_ve_vl_extract_vm512u(vm)
67 #define _vel_extract_vm512l(vm) __builtin_ve_vl_extract_vm512l(vm)
68 #define _vel_insert_vm512u(vm512, vm) __builtin_ve_vl_insert_vm512u(vm512, vm)
69 #define _vel_insert_vm512l(vm512, vm) __builtin_ve_vl_insert_vm512l(vm512, vm)
70 
71 #endif
72