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
|
// SPDX-License-Identifier: MIT
// Copyright (c) 2015-2020 Zig Contributors
// This file is part of [zig](https://ziglang.org/), which is MIT licensed.
// The MIT license requires this copyright notice to be included in all copies
// and substantial portions of the software.
const std = @import("../std.zig");
const CpuFeature = std.Target.Cpu.Feature;
const CpuModel = std.Target.Cpu.Model;
pub const Feature = enum {
atomics,
bulk_memory,
exception_handling,
multivalue,
mutable_globals,
nontrapping_fptoint,
reference_types,
sign_ext,
simd128,
tail_call,
unimplemented_simd128,
};
pub usingnamespace CpuFeature.feature_set_fns(Feature);
pub const all_features = blk: {
const len = @typeInfo(Feature).Enum.fields.len;
std.debug.assert(len <= CpuFeature.Set.needed_bit_count);
var result: [len]CpuFeature = undefined;
result[@enumToInt(Feature.atomics)] = .{
.llvm_name = "atomics",
.description = "Enable Atomics",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.bulk_memory)] = .{
.llvm_name = "bulk-memory",
.description = "Enable bulk memory operations",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.exception_handling)] = .{
.llvm_name = "exception-handling",
.description = "Enable Wasm exception handling",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.multivalue)] = .{
.llvm_name = "multivalue",
.description = "Enable multivalue blocks, instructions, and functions",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.mutable_globals)] = .{
.llvm_name = "mutable-globals",
.description = "Enable mutable globals",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.nontrapping_fptoint)] = .{
.llvm_name = "nontrapping-fptoint",
.description = "Enable non-trapping float-to-int conversion operators",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.reference_types)] = .{
.llvm_name = "reference-types",
.description = "Enable reference types",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.sign_ext)] = .{
.llvm_name = "sign-ext",
.description = "Enable sign extension operators",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.simd128)] = .{
.llvm_name = "simd128",
.description = "Enable 128-bit SIMD",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.tail_call)] = .{
.llvm_name = "tail-call",
.description = "Enable tail call instructions",
.dependencies = featureSet(&[_]Feature{}),
};
result[@enumToInt(Feature.unimplemented_simd128)] = .{
.llvm_name = "unimplemented-simd128",
.description = "Enable 128-bit SIMD not yet implemented in engines",
.dependencies = featureSet(&[_]Feature{
.simd128,
}),
};
const ti = @typeInfo(Feature);
for (result) |*elem, i| {
elem.index = i;
elem.name = ti.Enum.fields[i].name;
}
break :blk result;
};
pub const cpu = struct {
pub const bleeding_edge = CpuModel{
.name = "bleeding_edge",
.llvm_name = "bleeding-edge",
.features = featureSet(&[_]Feature{
.atomics,
.bulk_memory,
.mutable_globals,
.nontrapping_fptoint,
.sign_ext,
.simd128,
.tail_call,
}),
};
pub const generic = CpuModel{
.name = "generic",
.llvm_name = "generic",
.features = featureSet(&[_]Feature{}),
};
pub const mvp = CpuModel{
.name = "mvp",
.llvm_name = "mvp",
.features = featureSet(&[_]Feature{}),
};
};
|
