// 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 { @"64bit", a, c, d, e, experimental_b, experimental_v, experimental_zbb, experimental_zbc, experimental_zbe, experimental_zbf, experimental_zbm, experimental_zbp, experimental_zbproposedc, experimental_zbr, experimental_zbs, experimental_zbt, f, m, no_rvc_hints, relax, reserve_x1, reserve_x10, reserve_x11, reserve_x12, reserve_x13, reserve_x14, reserve_x15, reserve_x16, reserve_x17, reserve_x18, reserve_x19, reserve_x2, reserve_x20, reserve_x21, reserve_x22, reserve_x23, reserve_x24, reserve_x25, reserve_x26, reserve_x27, reserve_x28, reserve_x29, reserve_x3, reserve_x30, reserve_x31, reserve_x4, reserve_x5, reserve_x6, reserve_x7, reserve_x8, reserve_x9, save_restore, }; 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.@"64bit")] = .{ .llvm_name = "64bit", .description = "Implements RV64", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.a)] = .{ .llvm_name = "a", .description = "'A' (Atomic Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.c)] = .{ .llvm_name = "c", .description = "'C' (Compressed Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.d)] = .{ .llvm_name = "d", .description = "'D' (Double-Precision Floating-Point)", .dependencies = featureSet(&[_]Feature{ .f, }), }; result[@enumToInt(Feature.e)] = .{ .llvm_name = "e", .description = "Implements RV32E (provides 16 rather than 32 GPRs)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_b)] = .{ .llvm_name = "experimental-b", .description = "'B' (Bit Manipulation Instructions)", .dependencies = featureSet(&[_]Feature{ .experimental_zbb, .experimental_zbc, .experimental_zbe, .experimental_zbf, .experimental_zbm, .experimental_zbp, .experimental_zbr, .experimental_zbs, .experimental_zbt, }), }; result[@enumToInt(Feature.experimental_v)] = .{ .llvm_name = "experimental-v", .description = "'V' (Vector Instructions)", .dependencies = featureSet(&[_]Feature{ .f, }), }; result[@enumToInt(Feature.experimental_zbb)] = .{ .llvm_name = "experimental-zbb", .description = "'Zbb' (Base 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbc)] = .{ .llvm_name = "experimental-zbc", .description = "'Zbc' (Carry-Less 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbe)] = .{ .llvm_name = "experimental-zbe", .description = "'Zbe' (Extract-Deposit 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbf)] = .{ .llvm_name = "experimental-zbf", .description = "'Zbf' (Bit-Field 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbm)] = .{ .llvm_name = "experimental-zbm", .description = "'Zbm' (Matrix 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbp)] = .{ .llvm_name = "experimental-zbp", .description = "'Zbp' (Permutation 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbproposedc)] = .{ .llvm_name = "experimental-zbproposedc", .description = "'Zbproposedc' (Proposed Compressed 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbr)] = .{ .llvm_name = "experimental-zbr", .description = "'Zbr' (Polynomial Reduction 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbs)] = .{ .llvm_name = "experimental-zbs", .description = "'Zbs' (Single-Bit 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.experimental_zbt)] = .{ .llvm_name = "experimental-zbt", .description = "'Zbt' (Ternary 'B' Instructions)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.f)] = .{ .llvm_name = "f", .description = "'F' (Single-Precision Floating-Point)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.m)] = .{ .llvm_name = "m", .description = "'M' (Integer Multiplication and Division)", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.no_rvc_hints)] = .{ .llvm_name = "no-rvc-hints", .description = "Disable RVC Hint Instructions.", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.relax)] = .{ .llvm_name = "relax", .description = "Enable Linker relaxation.", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x1)] = .{ .llvm_name = "reserve-x1", .description = "Reserve X1", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x10)] = .{ .llvm_name = "reserve-x10", .description = "Reserve X10", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x11)] = .{ .llvm_name = "reserve-x11", .description = "Reserve X11", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x12)] = .{ .llvm_name = "reserve-x12", .description = "Reserve X12", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x13)] = .{ .llvm_name = "reserve-x13", .description = "Reserve X13", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x14)] = .{ .llvm_name = "reserve-x14", .description = "Reserve X14", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x15)] = .{ .llvm_name = "reserve-x15", .description = "Reserve X15", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x16)] = .{ .llvm_name = "reserve-x16", .description = "Reserve X16", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x17)] = .{ .llvm_name = "reserve-x17", .description = "Reserve X17", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x18)] = .{ .llvm_name = "reserve-x18", .description = "Reserve X18", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x19)] = .{ .llvm_name = "reserve-x19", .description = "Reserve X19", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x2)] = .{ .llvm_name = "reserve-x2", .description = "Reserve X2", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x20)] = .{ .llvm_name = "reserve-x20", .description = "Reserve X20", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x21)] = .{ .llvm_name = "reserve-x21", .description = "Reserve X21", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x22)] = .{ .llvm_name = "reserve-x22", .description = "Reserve X22", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x23)] = .{ .llvm_name = "reserve-x23", .description = "Reserve X23", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x24)] = .{ .llvm_name = "reserve-x24", .description = "Reserve X24", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x25)] = .{ .llvm_name = "reserve-x25", .description = "Reserve X25", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x26)] = .{ .llvm_name = "reserve-x26", .description = "Reserve X26", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x27)] = .{ .llvm_name = "reserve-x27", .description = "Reserve X27", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x28)] = .{ .llvm_name = "reserve-x28", .description = "Reserve X28", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x29)] = .{ .llvm_name = "reserve-x29", .description = "Reserve X29", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x3)] = .{ .llvm_name = "reserve-x3", .description = "Reserve X3", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x30)] = .{ .llvm_name = "reserve-x30", .description = "Reserve X30", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x31)] = .{ .llvm_name = "reserve-x31", .description = "Reserve X31", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x4)] = .{ .llvm_name = "reserve-x4", .description = "Reserve X4", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x5)] = .{ .llvm_name = "reserve-x5", .description = "Reserve X5", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x6)] = .{ .llvm_name = "reserve-x6", .description = "Reserve X6", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x7)] = .{ .llvm_name = "reserve-x7", .description = "Reserve X7", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x8)] = .{ .llvm_name = "reserve-x8", .description = "Reserve X8", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.reserve_x9)] = .{ .llvm_name = "reserve-x9", .description = "Reserve X9", .dependencies = featureSet(&[_]Feature{}), }; result[@enumToInt(Feature.save_restore)] = .{ .llvm_name = "save-restore", .description = "Enable save/restore.", .dependencies = featureSet(&[_]Feature{}), }; 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 baseline_rv32 = CpuModel{ .name = "baseline_rv32", .llvm_name = null, .features = featureSet(&[_]Feature{ .a, .c, .d, .f, .m, }), }; pub const baseline_rv64 = CpuModel{ .name = "baseline_rv64", .llvm_name = null, .features = featureSet(&[_]Feature{ .@"64bit", .a, .c, .d, .f, .m, }), }; pub const generic_rv32 = CpuModel{ .name = "generic_rv32", .llvm_name = "generic-rv32", .features = featureSet(&[_]Feature{}), }; pub const generic_rv64 = CpuModel{ .name = "generic_rv64", .llvm_name = "generic-rv64", .features = featureSet(&[_]Feature{ .@"64bit", }), }; pub const rocket_rv32 = CpuModel{ .name = "rocket_rv32", .llvm_name = "rocket-rv32", .features = featureSet(&[_]Feature{}), }; pub const rocket_rv64 = CpuModel{ .name = "rocket_rv64", .llvm_name = "rocket-rv64", .features = featureSet(&[_]Feature{ .@"64bit", }), }; pub const sifive_e31 = CpuModel{ .name = "sifive_e31", .llvm_name = "sifive-e31", .features = featureSet(&[_]Feature{ .a, .c, .m, }), }; pub const sifive_u54 = CpuModel{ .name = "sifive_u54", .llvm_name = "sifive-u54", .features = featureSet(&[_]Feature{ .@"64bit", .a, .c, .d, .f, .m, }), }; };