112 lines
3.8 KiB
Rust
112 lines
3.8 KiB
Rust
// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![crate_name = "rustc_platform_intrinsics"]
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#![unstable(feature = "rustc_private", issue = "27812")]
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#![crate_type = "dylib"]
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#![crate_type = "rlib"]
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#![feature(staged_api)]
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#![cfg_attr(not(stage0), deny(warnings))]
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#![allow(bad_style)]
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pub struct Intrinsic {
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pub inputs: &'static [&'static Type],
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pub output: &'static Type,
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pub definition: IntrinsicDef,
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}
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#[derive(Clone, Hash, Eq, PartialEq)]
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pub enum Type {
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Void,
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Integer(/* signed */ bool, u8, /* llvm width */ u8),
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Float(u8),
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Pointer(&'static Type, Option<&'static Type>, /* const */ bool),
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Vector(&'static Type, Option<&'static Type>, u8),
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Aggregate(bool, &'static [&'static Type]),
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}
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pub enum IntrinsicDef {
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Named(&'static str),
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}
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static I8: Type = Type::Integer(true, 8, 8);
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static I16: Type = Type::Integer(true, 16, 16);
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static I32: Type = Type::Integer(true, 32, 32);
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static I64: Type = Type::Integer(true, 64, 64);
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static U8: Type = Type::Integer(false, 8, 8);
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static U16: Type = Type::Integer(false, 16, 16);
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static U32: Type = Type::Integer(false, 32, 32);
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static U64: Type = Type::Integer(false, 64, 64);
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static F32: Type = Type::Float(32);
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static F64: Type = Type::Float(64);
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static I32_8: Type = Type::Integer(true, 32, 8);
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static I8x8: Type = Type::Vector(&I8, None, 8);
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static U8x8: Type = Type::Vector(&U8, None, 8);
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static I8x16: Type = Type::Vector(&I8, None, 16);
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static U8x16: Type = Type::Vector(&U8, None, 16);
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static I8x32: Type = Type::Vector(&I8, None, 32);
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static U8x32: Type = Type::Vector(&U8, None, 32);
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static I16x4: Type = Type::Vector(&I16, None, 4);
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static U16x4: Type = Type::Vector(&U16, None, 4);
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static I16x8: Type = Type::Vector(&I16, None, 8);
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static U16x8: Type = Type::Vector(&U16, None, 8);
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static I16x16: Type = Type::Vector(&I16, None, 16);
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static U16x16: Type = Type::Vector(&U16, None, 16);
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static I32x2: Type = Type::Vector(&I32, None, 2);
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static U32x2: Type = Type::Vector(&U32, None, 2);
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static I32x4: Type = Type::Vector(&I32, None, 4);
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static U32x4: Type = Type::Vector(&U32, None, 4);
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static I32x8: Type = Type::Vector(&I32, None, 8);
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static U32x8: Type = Type::Vector(&U32, None, 8);
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static I64x1: Type = Type::Vector(&I64, None, 1);
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static U64x1: Type = Type::Vector(&U64, None, 1);
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static I64x2: Type = Type::Vector(&I64, None, 2);
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static U64x2: Type = Type::Vector(&U64, None, 2);
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static I64x4: Type = Type::Vector(&I64, None, 4);
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static U64x4: Type = Type::Vector(&U64, None, 4);
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static F32x2: Type = Type::Vector(&F32, None, 2);
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static F32x4: Type = Type::Vector(&F32, None, 4);
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static F32x8: Type = Type::Vector(&F32, None, 8);
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static F64x1: Type = Type::Vector(&F64, None, 1);
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static F64x2: Type = Type::Vector(&F64, None, 2);
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static F64x4: Type = Type::Vector(&F64, None, 4);
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static I32x4_F32: Type = Type::Vector(&I32, Some(&F32), 4);
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static I32x8_F32: Type = Type::Vector(&I32, Some(&F32), 8);
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static I64x2_F64: Type = Type::Vector(&I64, Some(&F64), 2);
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static I64x4_F64: Type = Type::Vector(&I64, Some(&F64), 4);
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static VOID: Type = Type::Void;
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mod x86;
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mod arm;
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mod aarch64;
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impl Intrinsic {
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pub fn find(name: &str) -> Option<Intrinsic> {
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if name.starts_with("x86_") {
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x86::find(name)
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} else if name.starts_with("arm_") {
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arm::find(name)
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} else if name.starts_with("aarch64_") {
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aarch64::find(name)
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} else {
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None
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}
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}
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}
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