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/TargetSelect.h"
  22 #include "llvm/Support/Timer.h"
  23 #include "llvm/Support/raw_ostream.h"
  24 #include "llvm/Target/TargetMachine.h"
  25 #include "llvm/Target/TargetOptions.h"
  26 #include "llvm/Transforms/IPO.h"
  27 #include "llvm/Transforms/Instrumentation.h"
  28 #include "llvm/Transforms/Scalar.h"
  29 #include "llvm/Transforms/Vectorize.h"
  30
  31 #define LLVM_VERSION_GE(major, minor)                                          \
  32   (LLVM_VERSION_MAJOR > (major) ||                                             \
  33    LLVM_VERSION_MAJOR == (major) && LLVM_VERSION_MINOR >= (minor))
  34
  35 #define LLVM_VERSION_LT(major, minor) (!LLVM_VERSION_GE((major), (minor)))
  36
  37 #include "llvm/IR/LegacyPassManager.h"
  38
  39 #include "llvm/Bitcode/BitcodeReader.h"
  40 #include "llvm/Bitcode/BitcodeWriter.h"
  41
  42 #include "llvm/IR/DIBuilder.h"
  43 #include "llvm/IR/DebugInfo.h"
  44 #include "llvm/IR/IRPrintingPasses.h"
  45 #include "llvm/Linker/Linker.h"
  46
  47 extern "C" void LLVMRustSetLastError(const char *);
  48
  49 enum class LLVMRustResult { Success, Failure };
  50
  51 enum LLVMRustAttribute {
  52   AlwaysInline = 0,
  53   ByVal = 1,
  54   Cold = 2,
  55   InlineHint = 3,
  56   MinSize = 4,
  57   Naked = 5,
  58   NoAlias = 6,
  59   NoCapture = 7,
  60   NoInline = 8,
  61   NonNull = 9,
  62   NoRedZone = 10,
  63   NoReturn = 11,
  64   NoUnwind = 12,
  65   OptimizeForSize = 13,
  66   ReadOnly = 14,
  67   SExt = 15,
  68   StructRet = 16,
  69   UWTable = 17,
  70   ZExt = 18,
  71   InReg = 19,
  72   SanitizeThread = 20,
  73   SanitizeAddress = 21,
  74   SanitizeMemory = 22,
  75   NonLazyBind = 23,
  76   OptimizeNone = 24,
  77   ReturnsTwice = 25,
  78   ReadNone = 26,
  79   SanitizeHWAddress = 28,
  80   WillReturn = 29,
  81   StackProtectReq = 30,
  82   StackProtectStrong = 31,
  83   StackProtect = 32,
  84   NoUndef = 33,
  85   SanitizeMemTag = 34,
  86   NoCfCheck = 35,
  87   ShadowCallStack = 36,
  88   AllocSize = 37,
  89 #if LLVM_VERSION_GE(15, 0)
  90   AllocatedPointer = 38,
  91   AllocAlign = 39,
  92 #endif
  93 };
  94
  95 typedef struct OpaqueRustString *RustStringRef;
  96 typedef struct LLVMOpaqueTwine *LLVMTwineRef;
  97 typedef struct LLVMOpaqueSMDiagnostic *LLVMSMDiagnosticRef;
  98
  99 extern "C" void LLVMRustStringWriteImpl(RustStringRef Str, const char *Ptr,
 100                                         size_t Size);
 101
 102 class RawRustStringOstream : public llvm::raw_ostream {
 103   RustStringRef Str;
 104   uint64_t Pos;
 105
 106   void write_impl(const char *Ptr, size_t Size) override {
 107     LLVMRustStringWriteImpl(Str, Ptr, Size);
 108     Pos += Size;
 109   }
 110
 111   uint64_t current_pos() const override { return Pos; }
 112
 113 public:
 114   explicit RawRustStringOstream(RustStringRef Str) : Str(Str), Pos(0) {}
 115
 116   ~RawRustStringOstream() {
 117     // LLVM requires this.
 118     flush();
 119   }
 120 };