compiler/rustc_llvm/llvm-wrapper/LLVMWrapper.h

   1 #include "llvm-c/BitReader.h"
   2 #include "llvm-c/Core.h"
   3 #include "llvm-c/Object.h"
   4 #include "llvm/ADT/ArrayRef.h"
   5 #include "llvm/ADT/DenseSet.h"
   6 #include "llvm/ADT/SmallVector.h"
   7 #include "llvm/ADT/Triple.h"
   8 #include "llvm/Analysis/Lint.h"
   9 #include "llvm/Analysis/Passes.h"
  10 #include "llvm/IR/IRBuilder.h"
  11 #include "llvm/IR/InlineAsm.h"
  12 #include "llvm/IR/LLVMContext.h"
  13 #include "llvm/IR/Module.h"
  14 #include "llvm/Support/CommandLine.h"
  15 #include "llvm/Support/Debug.h"
  16 #include "llvm/Support/DynamicLibrary.h"
  17 #include "llvm/Support/FormattedStream.h"
  18 #include "llvm/Support/Host.h"
  19 #include "llvm/Support/Memory.h"
  20 #include "llvm/Support/SourceMgr.h"
  21 #include "llvm/Support/TargetRegistry.h"
  22 #include "llvm/Support/TargetSelect.h"
  23 #include "llvm/Support/Timer.h"
  24 #include "llvm/Support/raw_ostream.h"
  25 #include "llvm/Target/TargetMachine.h"
  26 #include "llvm/Target/TargetOptions.h"
  27 #include "llvm/Transforms/IPO.h"
  28 #include "llvm/Transforms/Instrumentation.h"
  29 #include "llvm/Transforms/Scalar.h"
  30 #include "llvm/Transforms/Vectorize.h"
  31
  32 #define LLVM_VERSION_GE(major, minor)                                          \
  33   (LLVM_VERSION_MAJOR > (major) ||                                             \
  34    LLVM_VERSION_MAJOR == (major) && LLVM_VERSION_MINOR >= (minor))
  35
  36 #define LLVM_VERSION_LT(major, minor) (!LLVM_VERSION_GE((major), (minor)))
  37
  38 #include "llvm/IR/LegacyPassManager.h"
  39
  40 #include "llvm/Bitcode/BitcodeReader.h"
  41 #include "llvm/Bitcode/BitcodeWriter.h"
  42
  43 #include "llvm/IR/DIBuilder.h"
  44 #include "llvm/IR/DebugInfo.h"
  45 #include "llvm/IR/IRPrintingPasses.h"
  46 #include "llvm/Linker/Linker.h"
  47
  48 extern "C" void LLVMRustSetLastError(const char *);
  49
  50 enum class LLVMRustResult { Success, Failure };
  51
  52 enum LLVMRustAttribute {
  53   AlwaysInline = 0,
  54   ByVal = 1,
  55   Cold = 2,
  56   InlineHint = 3,
  57   MinSize = 4,
  58   Naked = 5,
  59   NoAlias = 6,
  60   NoCapture = 7,
  61   NoInline = 8,
  62   NonNull = 9,
  63   NoRedZone = 10,
  64   NoReturn = 11,
  65   NoUnwind = 12,
  66   OptimizeForSize = 13,
  67   ReadOnly = 14,
  68   SExt = 15,
  69   StructRet = 16,
  70   UWTable = 17,
  71   ZExt = 18,
  72   InReg = 19,
  73   SanitizeThread = 20,
  74   SanitizeAddress = 21,
  75   SanitizeMemory = 22,
  76   NonLazyBind = 23,
  77   OptimizeNone = 24,
  78   ReturnsTwice = 25,
  79   ReadNone = 26,
  80   InaccessibleMemOnly = 27,
  81   SanitizeHWAddress = 28,
  82   WillReturn = 29,
  83 };
  84
  85 typedef struct OpaqueRustString *RustStringRef;
  86 typedef struct LLVMOpaqueTwine *LLVMTwineRef;
  87 typedef struct LLVMOpaqueSMDiagnostic *LLVMSMDiagnosticRef;
  88
  89 extern "C" void LLVMRustStringWriteImpl(RustStringRef Str, const char *Ptr,
  90                                         size_t Size);
  91
  92 class RawRustStringOstream : public llvm::raw_ostream {
  93   RustStringRef Str;
  94   uint64_t Pos;
  95
  96   void write_impl(const char *Ptr, size_t Size) override {
  97     LLVMRustStringWriteImpl(Str, Ptr, Size);
  98     Pos += Size;
  99   }
 100
 101   uint64_t current_pos() const override { return Pos; }
 102
 103 public:
 104   explicit RawRustStringOstream(RustStringRef Str) : Str(Str), Pos(0) {}
 105
 106   ~RawRustStringOstream() {
 107     // LLVM requires this.
 108     flush();
 109   }
 110 };