70 lines
2.1 KiB
Zig
70 lines
2.1 KiB
Zig
// SPDX-License-Identifier: MIT
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// Copyright (c) 2015-2020 Zig Contributors
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// This file is part of [zig](https://ziglang.org/), which is MIT licensed.
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// The MIT license requires this copyright notice to be included in all copies
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// and substantial portions of the software.
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const std = @import("../std.zig");
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const CpuFeature = std.Target.Cpu.Feature;
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const CpuModel = std.Target.Cpu.Model;
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pub const Feature = enum {
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ext,
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hwmult16,
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hwmult32,
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hwmultf5,
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};
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pub usingnamespace CpuFeature.feature_set_fns(Feature);
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pub const all_features = blk: {
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const len = @typeInfo(Feature).Enum.fields.len;
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std.debug.assert(len <= CpuFeature.Set.needed_bit_count);
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var result: [len]CpuFeature = undefined;
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result[@enumToInt(Feature.ext)] = .{
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.llvm_name = "ext",
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.description = "Enable MSP430-X extensions",
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.dependencies = featureSet(&[_]Feature{}),
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};
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result[@enumToInt(Feature.hwmult16)] = .{
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.llvm_name = "hwmult16",
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.description = "Enable 16-bit hardware multiplier",
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.dependencies = featureSet(&[_]Feature{}),
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};
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result[@enumToInt(Feature.hwmult32)] = .{
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.llvm_name = "hwmult32",
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.description = "Enable 32-bit hardware multiplier",
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.dependencies = featureSet(&[_]Feature{}),
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};
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result[@enumToInt(Feature.hwmultf5)] = .{
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.llvm_name = "hwmultf5",
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.description = "Enable F5 series hardware multiplier",
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.dependencies = featureSet(&[_]Feature{}),
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};
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const ti = @typeInfo(Feature);
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for (result) |*elem, i| {
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elem.index = i;
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elem.name = ti.Enum.fields[i].name;
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}
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break :blk result;
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};
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pub const cpu = struct {
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pub const generic = CpuModel{
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.name = "generic",
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.llvm_name = "generic",
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.features = featureSet(&[_]Feature{}),
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};
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pub const msp430 = CpuModel{
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.name = "msp430",
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.llvm_name = "msp430",
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.features = featureSet(&[_]Feature{}),
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};
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pub const msp430x = CpuModel{
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.name = "msp430x",
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.llvm_name = "msp430x",
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.features = featureSet(&[_]Feature{
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.ext,
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}),
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};
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};
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