1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
#![feature(cfg_target_feature, repr_simd, platform_intrinsics, const_fn)]
#![allow(non_camel_case_types)]
#[cfg(feature = "with-serde")]
extern crate serde;
#[cfg(feature = "with-serde")]
#[macro_use]
extern crate serde_derive;
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord)]
pub struct bool8i(i8);
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord)]
pub struct bool16i(i16);
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord)]
pub struct bool32i(i32);
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord)]
pub struct bool32f(i32);
macro_rules! bool {
($($name: ident, $inner: ty;)*) => {
$(
impl From<bool> for $name {
#[inline]
fn from(b: bool) -> $name {
$name(-(b as $inner))
}
}
impl From<$name> for bool {
#[inline]
fn from(b: $name) -> bool {
b.0 != 0
}
}
)*
}
}
bool! {
bool8i, i8;
bool16i, i16;
bool32i, i32;
bool32f, i32;
}
pub unsafe trait Simd {
type Bool: Simd;
type Elem;
}
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct u32x4(u32, u32, u32, u32);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct i32x4(i32, i32, i32, i32);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct f32x4(f32, f32, f32, f32);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct bool32ix4(i32, i32, i32, i32);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct bool32fx4(i32, i32, i32, i32);
#[allow(dead_code)]
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
struct u32x2(u32, u32);
#[allow(dead_code)]
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
struct i32x2(i32, i32);
#[allow(dead_code)]
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
struct f32x2(f32, f32);
#[allow(dead_code)]
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
struct bool32ix2(i32, i32);
#[allow(dead_code)]
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
struct bool32fx2(i32, i32);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct u16x8(u16, u16, u16, u16,
u16, u16, u16, u16);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct i16x8(i16, i16, i16, i16,
i16, i16, i16, i16);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct bool16ix8(i16, i16, i16, i16,
i16, i16, i16, i16);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct u8x16(u8, u8, u8, u8, u8, u8, u8, u8,
u8, u8, u8, u8, u8, u8, u8, u8);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct i8x16(i8, i8, i8, i8, i8, i8, i8, i8,
i8, i8, i8, i8, i8, i8, i8, i8);
#[repr(simd)]
#[cfg_attr(feature = "with-serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy)]
pub struct bool8ix16(i8, i8, i8, i8, i8, i8, i8, i8,
i8, i8, i8, i8, i8, i8, i8, i8);
macro_rules! simd {
($($bool: ty: $($ty: ty = $elem: ty),*;)*) => {
$($(unsafe impl Simd for $ty {
type Bool = $bool;
type Elem = $elem;
}
impl Clone for $ty { #[inline] fn clone(&self) -> Self { *self } }
)*)*}
}
simd! {
bool8ix16: i8x16 = i8, u8x16 = u8, bool8ix16 = bool8i;
bool16ix8: i16x8 = i16, u16x8 = u16, bool16ix8 = bool16i;
bool32ix4: i32x4 = i32, u32x4 = u32, bool32ix4 = bool32i;
bool32fx4: f32x4 = f32, bool32fx4 = bool32f;
bool32ix2: i32x2 = i32, u32x2 = u32, bool32ix2 = bool32i;
bool32fx2: f32x2 = f32, bool32fx2 = bool32f;
}
#[allow(dead_code)]
#[inline]
fn bitcast<T: Simd, U: Simd>(x: T) -> U {
assert_eq!(std::mem::size_of::<T>(),
std::mem::size_of::<U>());
unsafe {std::mem::transmute_copy(&x)}
}
#[allow(dead_code)]
extern "platform-intrinsic" {
fn simd_eq<T: Simd<Bool = U>, U>(x: T, y: T) -> U;
fn simd_ne<T: Simd<Bool = U>, U>(x: T, y: T) -> U;
fn simd_lt<T: Simd<Bool = U>, U>(x: T, y: T) -> U;
fn simd_le<T: Simd<Bool = U>, U>(x: T, y: T) -> U;
fn simd_gt<T: Simd<Bool = U>, U>(x: T, y: T) -> U;
fn simd_ge<T: Simd<Bool = U>, U>(x: T, y: T) -> U;
fn simd_shuffle2<T: Simd, U: Simd<Elem = T::Elem>>(x: T, y: T, idx: [u32; 2]) -> U;
fn simd_shuffle4<T: Simd, U: Simd<Elem = T::Elem>>(x: T, y: T, idx: [u32; 4]) -> U;
fn simd_shuffle8<T: Simd, U: Simd<Elem = T::Elem>>(x: T, y: T, idx: [u32; 8]) -> U;
fn simd_shuffle16<T: Simd, U: Simd<Elem = T::Elem>>(x: T, y: T, idx: [u32; 16]) -> U;
fn simd_insert<T: Simd<Elem = U>, U>(x: T, idx: u32, val: U) -> T;
fn simd_extract<T: Simd<Elem = U>, U>(x: T, idx: u32) -> U;
fn simd_cast<T: Simd, U: Simd>(x: T) -> U;
fn simd_add<T: Simd>(x: T, y: T) -> T;
fn simd_sub<T: Simd>(x: T, y: T) -> T;
fn simd_mul<T: Simd>(x: T, y: T) -> T;
fn simd_div<T: Simd>(x: T, y: T) -> T;
fn simd_shl<T: Simd>(x: T, y: T) -> T;
fn simd_shr<T: Simd>(x: T, y: T) -> T;
fn simd_and<T: Simd>(x: T, y: T) -> T;
fn simd_or<T: Simd>(x: T, y: T) -> T;
fn simd_xor<T: Simd>(x: T, y: T) -> T;
}
#[repr(packed)]
#[derive(Debug, Copy, Clone)]
struct Unalign<T>(T);
#[macro_use]
mod common;
mod sixty_four;
mod v256;
#[cfg(any(feature = "doc",
target_arch = "x86",
target_arch = "x86_64"))]
pub mod x86;
#[cfg(any(feature = "doc", target_arch = "arm"))]
pub mod arm;
#[cfg(any(feature = "doc", target_arch = "aarch64"))]
pub mod aarch64;