src/librustc_llvm/lib.rs

   1 // Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 #![cfg_attr(not(stage0), feature(nll))]
  12 #![feature(static_nobundle)]
  13
  14 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
  15        html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
  16        html_root_url = "https://doc.rust-lang.org/nightly/")]
  17
  18 // See librustc_cratesio_shim/Cargo.toml for a comment explaining this.
  19 #[allow(unused_extern_crates)]
  20 extern crate rustc_cratesio_shim;
  21
  22 // NOTE: This crate only exists to allow linking on mingw targets.
  23
  24 /// Initialize targets enabled by the build script via `cfg(llvm_component = "...")`.
  25 /// NB: this function can't be moved to `rustc_codegen_llvm` because of the `cfg`s.
  26 pub fn initialize_available_targets() {
  27     macro_rules! init_target(
  28         ($cfg:meta, $($method:ident),*) => { {
  29             #[cfg($cfg)]
  30             fn init() {
  31                 extern {
  32                     $(fn $method();)*
  33                 }
  34                 unsafe {
  35                     $($method();)*
  36                 }
  37             }
  38             #[cfg(not($cfg))]
  39             fn init() { }
  40             init();
  41         } }
  42     );
  43     init_target!(llvm_component = "x86",
  44                  LLVMInitializeX86TargetInfo,
  45                  LLVMInitializeX86Target,
  46                  LLVMInitializeX86TargetMC,
  47                  LLVMInitializeX86AsmPrinter,
  48                  LLVMInitializeX86AsmParser);
  49     init_target!(llvm_component = "arm",
  50                  LLVMInitializeARMTargetInfo,
  51                  LLVMInitializeARMTarget,
  52                  LLVMInitializeARMTargetMC,
  53                  LLVMInitializeARMAsmPrinter,
  54                  LLVMInitializeARMAsmParser);
  55     init_target!(llvm_component = "aarch64",
  56                  LLVMInitializeAArch64TargetInfo,
  57                  LLVMInitializeAArch64Target,
  58                  LLVMInitializeAArch64TargetMC,
  59                  LLVMInitializeAArch64AsmPrinter,
  60                  LLVMInitializeAArch64AsmParser);
  61     init_target!(llvm_component = "amdgpu",
  62                  LLVMInitializeAMDGPUTargetInfo,
  63                  LLVMInitializeAMDGPUTarget,
  64                  LLVMInitializeAMDGPUTargetMC,
  65                  LLVMInitializeAMDGPUAsmPrinter,
  66                  LLVMInitializeAMDGPUAsmParser);
  67     init_target!(llvm_component = "mips",
  68                  LLVMInitializeMipsTargetInfo,
  69                  LLVMInitializeMipsTarget,
  70                  LLVMInitializeMipsTargetMC,
  71                  LLVMInitializeMipsAsmPrinter,
  72                  LLVMInitializeMipsAsmParser);
  73     init_target!(llvm_component = "powerpc",
  74                  LLVMInitializePowerPCTargetInfo,
  75                  LLVMInitializePowerPCTarget,
  76                  LLVMInitializePowerPCTargetMC,
  77                  LLVMInitializePowerPCAsmPrinter,
  78                  LLVMInitializePowerPCAsmParser);
  79     init_target!(llvm_component = "systemz",
  80                  LLVMInitializeSystemZTargetInfo,
  81                  LLVMInitializeSystemZTarget,
  82                  LLVMInitializeSystemZTargetMC,
  83                  LLVMInitializeSystemZAsmPrinter,
  84                  LLVMInitializeSystemZAsmParser);
  85     init_target!(llvm_component = "jsbackend",
  86                  LLVMInitializeJSBackendTargetInfo,
  87                  LLVMInitializeJSBackendTarget,
  88                  LLVMInitializeJSBackendTargetMC);
  89     init_target!(llvm_component = "msp430",
  90                  LLVMInitializeMSP430TargetInfo,
  91                  LLVMInitializeMSP430Target,
  92                  LLVMInitializeMSP430TargetMC,
  93                  LLVMInitializeMSP430AsmPrinter);
  94     init_target!(llvm_component = "riscv",
  95                  LLVMInitializeRISCVTargetInfo,
  96                  LLVMInitializeRISCVTarget,
  97                  LLVMInitializeRISCVTargetMC,
  98                  LLVMInitializeRISCVAsmPrinter,
  99                  LLVMInitializeRISCVAsmParser);
 100     init_target!(llvm_component = "sparc",
 101                  LLVMInitializeSparcTargetInfo,
 102                  LLVMInitializeSparcTarget,
 103                  LLVMInitializeSparcTargetMC,
 104                  LLVMInitializeSparcAsmPrinter,
 105                  LLVMInitializeSparcAsmParser);
 106     init_target!(llvm_component = "nvptx",
 107                  LLVMInitializeNVPTXTargetInfo,
 108                  LLVMInitializeNVPTXTarget,
 109                  LLVMInitializeNVPTXTargetMC,
 110                  LLVMInitializeNVPTXAsmPrinter);
 111     init_target!(llvm_component = "hexagon",
 112                  LLVMInitializeHexagonTargetInfo,
 113                  LLVMInitializeHexagonTarget,
 114                  LLVMInitializeHexagonTargetMC,
 115                  LLVMInitializeHexagonAsmPrinter,
 116                  LLVMInitializeHexagonAsmParser);
 117     init_target!(llvm_component = "webassembly",
 118                  LLVMInitializeWebAssemblyTargetInfo,
 119                  LLVMInitializeWebAssemblyTarget,
 120                  LLVMInitializeWebAssemblyTargetMC,
 121                  LLVMInitializeWebAssemblyAsmPrinter);
 122 }