summaryrefslogtreecommitdiffstats
path: root/third_party/rust/packed_simd/src/api/ops/vector_mask_bitwise.rs
blob: 295fc1ca81c9da99962b62d39904bd75d228f3a1 (plain)
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
//! Vertical (lane-wise) vector-vector bitwise operations.

macro_rules! impl_ops_vector_mask_bitwise {
    (
        [$elem_ty:ident; $elem_count:expr]:
        $id:ident | $test_tt:tt |
        ($true:expr, $false:expr)
    ) => {
        impl crate::ops::Not for $id {
            type Output = Self;
            #[inline]
            fn not(self) -> Self {
                Self::splat($true) ^ self
            }
        }
        impl crate::ops::BitXor for $id {
            type Output = Self;
            #[inline]
            fn bitxor(self, other: Self) -> Self {
                use crate::llvm::simd_xor;
                unsafe { Simd(simd_xor(self.0, other.0)) }
            }
        }
        impl crate::ops::BitAnd for $id {
            type Output = Self;
            #[inline]
            fn bitand(self, other: Self) -> Self {
                use crate::llvm::simd_and;
                unsafe { Simd(simd_and(self.0, other.0)) }
            }
        }
        impl crate::ops::BitOr for $id {
            type Output = Self;
            #[inline]
            fn bitor(self, other: Self) -> Self {
                use crate::llvm::simd_or;
                unsafe { Simd(simd_or(self.0, other.0)) }
            }
        }
        impl crate::ops::BitAndAssign for $id {
            #[inline]
            fn bitand_assign(&mut self, other: Self) {
                *self = *self & other;
            }
        }
        impl crate::ops::BitOrAssign for $id {
            #[inline]
            fn bitor_assign(&mut self, other: Self) {
                *self = *self | other;
            }
        }
        impl crate::ops::BitXorAssign for $id {
            #[inline]
            fn bitxor_assign(&mut self, other: Self) {
                *self = *self ^ other;
            }
        }

        test_if!{
            $test_tt:
            paste::item! {
                pub mod [<$id _ops_vector_mask_bitwise>] {
                    use super::*;
                    #[cfg_attr(not(target_arch = "wasm32"), test)] #[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
                    fn ops_vector_mask_bitwise() {
                        let t = $id::splat(true);
                        let f = $id::splat(false);
                        assert!(t != f);
                        assert!(!(t == f));

                        // Not:
                        assert_eq!(!t, f);
                        assert_eq!(t, !f);

                        // BitAnd:
                        assert_eq!(t & f, f);
                        assert_eq!(f & t, f);
                        assert_eq!(t & t, t);
                        assert_eq!(f & f, f);

                        // BitOr:
                        assert_eq!(t | f, t);
                        assert_eq!(f | t, t);
                        assert_eq!(t | t, t);
                        assert_eq!(f | f, f);

                        // BitXOR:
                        assert_eq!(t ^ f, t);
                        assert_eq!(f ^ t, t);
                        assert_eq!(t ^ t, f);
                        assert_eq!(f ^ f, f);

                        {
                            // AndAssign:
                            let mut v = f;
                            v &= t;
                            assert_eq!(v, f);
                        }
                        {
                            // OrAssign:
                            let mut v = f;
                            v |= t;
                            assert_eq!(v, t);
                        }
                        {
                            // XORAssign:
                            let mut v = f;
                            v ^= t;
                            assert_eq!(v, t);
                        }
                    }
                }
            }
        }
    };
}