src/librustc_llvm/lib.rs

   1 #![deny(rust_2018_idioms)]
   2 #![feature(static_nobundle)]
   3
   4 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
   5        html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
   6        html_root_url = "https://doc.rust-lang.org/nightly/")]
   7
   8 // See librustc_cratesio_shim/Cargo.toml for a comment explaining this.
   9 #[allow(unused_extern_crates)]
  10 extern crate rustc_cratesio_shim;
  11
  12 // NOTE: This crate only exists to allow linking on mingw targets.
  13
  14 /// Initialize targets enabled by the build script via `cfg(llvm_component = "...")`.
  15 /// N.B., this function can't be moved to `rustc_codegen_llvm` because of the `cfg`s.
  16 pub fn initialize_available_targets() {
  17     macro_rules! init_target(
  18         ($cfg:meta, $($method:ident),*) => { {
  19             #[cfg($cfg)]
  20             fn init() {
  21                 extern {
  22                     $(fn $method();)*
  23                 }
  24                 unsafe {
  25                     $($method();)*
  26                 }
  27             }
  28             #[cfg(not($cfg))]
  29             fn init() { }
  30             init();
  31         } }
  32     );
  33     init_target!(llvm_component = "x86",
  34                  LLVMInitializeX86TargetInfo,
  35                  LLVMInitializeX86Target,
  36                  LLVMInitializeX86TargetMC,
  37                  LLVMInitializeX86AsmPrinter,
  38                  LLVMInitializeX86AsmParser);
  39     init_target!(llvm_component = "arm",
  40                  LLVMInitializeARMTargetInfo,
  41                  LLVMInitializeARMTarget,
  42                  LLVMInitializeARMTargetMC,
  43                  LLVMInitializeARMAsmPrinter,
  44                  LLVMInitializeARMAsmParser);
  45     init_target!(llvm_component = "aarch64",
  46                  LLVMInitializeAArch64TargetInfo,
  47                  LLVMInitializeAArch64Target,
  48                  LLVMInitializeAArch64TargetMC,
  49                  LLVMInitializeAArch64AsmPrinter,
  50                  LLVMInitializeAArch64AsmParser);
  51     init_target!(llvm_component = "amdgpu",
  52                  LLVMInitializeAMDGPUTargetInfo,
  53                  LLVMInitializeAMDGPUTarget,
  54                  LLVMInitializeAMDGPUTargetMC,
  55                  LLVMInitializeAMDGPUAsmPrinter,
  56                  LLVMInitializeAMDGPUAsmParser);
  57     init_target!(llvm_component = "mips",
  58                  LLVMInitializeMipsTargetInfo,
  59                  LLVMInitializeMipsTarget,
  60                  LLVMInitializeMipsTargetMC,
  61                  LLVMInitializeMipsAsmPrinter,
  62                  LLVMInitializeMipsAsmParser);
  63     init_target!(llvm_component = "powerpc",
  64                  LLVMInitializePowerPCTargetInfo,
  65                  LLVMInitializePowerPCTarget,
  66                  LLVMInitializePowerPCTargetMC,
  67                  LLVMInitializePowerPCAsmPrinter,
  68                  LLVMInitializePowerPCAsmParser);
  69     init_target!(llvm_component = "systemz",
  70                  LLVMInitializeSystemZTargetInfo,
  71                  LLVMInitializeSystemZTarget,
  72                  LLVMInitializeSystemZTargetMC,
  73                  LLVMInitializeSystemZAsmPrinter,
  74                  LLVMInitializeSystemZAsmParser);
  75     init_target!(llvm_component = "jsbackend",
  76                  LLVMInitializeJSBackendTargetInfo,
  77                  LLVMInitializeJSBackendTarget,
  78                  LLVMInitializeJSBackendTargetMC);
  79     init_target!(llvm_component = "msp430",
  80                  LLVMInitializeMSP430TargetInfo,
  81                  LLVMInitializeMSP430Target,
  82                  LLVMInitializeMSP430TargetMC,
  83                  LLVMInitializeMSP430AsmPrinter);
  84     init_target!(llvm_component = "riscv",
  85                  LLVMInitializeRISCVTargetInfo,
  86                  LLVMInitializeRISCVTarget,
  87                  LLVMInitializeRISCVTargetMC,
  88                  LLVMInitializeRISCVAsmPrinter,
  89                  LLVMInitializeRISCVAsmParser);
  90     init_target!(llvm_component = "sparc",
  91                  LLVMInitializeSparcTargetInfo,
  92                  LLVMInitializeSparcTarget,
  93                  LLVMInitializeSparcTargetMC,
  94                  LLVMInitializeSparcAsmPrinter,
  95                  LLVMInitializeSparcAsmParser);
  96     init_target!(llvm_component = "nvptx",
  97                  LLVMInitializeNVPTXTargetInfo,
  98                  LLVMInitializeNVPTXTarget,
  99                  LLVMInitializeNVPTXTargetMC,
 100                  LLVMInitializeNVPTXAsmPrinter);
 101     init_target!(llvm_component = "hexagon",
 102                  LLVMInitializeHexagonTargetInfo,
 103                  LLVMInitializeHexagonTarget,
 104                  LLVMInitializeHexagonTargetMC,
 105                  LLVMInitializeHexagonAsmPrinter,
 106                  LLVMInitializeHexagonAsmParser);
 107     init_target!(llvm_component = "webassembly",
 108                  LLVMInitializeWebAssemblyTargetInfo,
 109                  LLVMInitializeWebAssemblyTarget,
 110                  LLVMInitializeWebAssemblyTargetMC,
 111                  LLVMInitializeWebAssemblyAsmPrinter);
 112 }