src/librustc_codegen_llvm/llvm/ffi.rs

   1 #![allow(non_camel_case_types)]
   2 #![allow(non_upper_case_globals)]
   3
   4 use super::debuginfo::{
   5     DIBuilder, DIDescriptor, DIFile, DILexicalBlock, DISubprogram, DIType,
   6     DIBasicType, DIDerivedType, DICompositeType, DIScope, DIVariable,
   7     DIGlobalVariableExpression, DIArray, DISubrange, DITemplateTypeParameter, DIEnumerator,
   8     DINameSpace, DIFlags, DISPFlags, DebugEmissionKind,
   9 };
  10
  11 use libc::{c_uint, c_int, size_t, c_char};
  12 use libc::{c_ulonglong, c_void};
  13
  14 use std::marker::PhantomData;
  15
  16 use super::RustString;
  17
  18 pub type Bool = c_uint;
  19
  20 pub const True: Bool = 1 as Bool;
  21 pub const False: Bool = 0 as Bool;
  22
  23 #[derive(Copy, Clone, PartialEq)]
  24 #[repr(C)]
  25 #[allow(dead_code)] // Variants constructed by C++.
  26 pub enum LLVMRustResult {
  27     Success,
  28     Failure,
  29 }
  30 // Consts for the LLVM CallConv type, pre-cast to usize.
  31
  32 /// LLVM CallingConv::ID. Should we wrap this?
  33 #[derive(Copy, Clone, PartialEq, Debug)]
  34 #[repr(C)]
  35 pub enum CallConv {
  36     CCallConv = 0,
  37     FastCallConv = 8,
  38     ColdCallConv = 9,
  39     X86StdcallCallConv = 64,
  40     X86FastcallCallConv = 65,
  41     ArmAapcsCallConv = 67,
  42     Msp430Intr = 69,
  43     X86_ThisCall = 70,
  44     PtxKernel = 71,
  45     X86_64_SysV = 78,
  46     X86_64_Win64 = 79,
  47     X86_VectorCall = 80,
  48     X86_Intr = 83,
  49     AmdGpuKernel = 91,
  50 }
  51
  52 /// LLVMRustLinkage
  53 #[derive(Copy, Clone, PartialEq, Eq, Hash, Debug)]
  54 #[repr(C)]
  55 pub enum Linkage {
  56     ExternalLinkage = 0,
  57     AvailableExternallyLinkage = 1,
  58     LinkOnceAnyLinkage = 2,
  59     LinkOnceODRLinkage = 3,
  60     WeakAnyLinkage = 4,
  61     WeakODRLinkage = 5,
  62     AppendingLinkage = 6,
  63     InternalLinkage = 7,
  64     PrivateLinkage = 8,
  65     ExternalWeakLinkage = 9,
  66     CommonLinkage = 10,
  67 }
  68
  69 // LLVMRustVisibility
  70 #[derive(Copy, Clone, PartialEq, Eq, Hash, Debug)]
  71 #[repr(C)]
  72 pub enum Visibility {
  73     Default = 0,
  74     Hidden = 1,
  75     Protected = 2,
  76 }
  77
  78 /// LLVMDLLStorageClass
  79 #[derive(Copy, Clone)]
  80 #[repr(C)]
  81 pub enum DLLStorageClass {
  82     #[allow(dead_code)]
  83     Default = 0,
  84     DllImport = 1, // Function to be imported from DLL.
  85     #[allow(dead_code)]
  86     DllExport = 2, // Function to be accessible from DLL.
  87 }
  88
  89 /// Matches LLVMRustAttribute in rustllvm.h
  90 /// Semantically a subset of the C++ enum llvm::Attribute::AttrKind,
  91 /// though it is not ABI compatible (since it's a C++ enum)
  92 #[repr(C)]
  93 #[derive(Copy, Clone, Debug)]
  94 pub enum Attribute {
  95     AlwaysInline    = 0,
  96     ByVal           = 1,
  97     Cold            = 2,
  98     InlineHint      = 3,
  99     MinSize         = 4,
 100     Naked           = 5,
 101     NoAlias         = 6,
 102     NoCapture       = 7,
 103     NoInline        = 8,
 104     NonNull         = 9,
 105     NoRedZone       = 10,
 106     NoReturn        = 11,
 107     NoUnwind        = 12,
 108     OptimizeForSize = 13,
 109     ReadOnly        = 14,
 110     SExt            = 15,
 111     StructRet       = 16,
 112     UWTable         = 17,
 113     ZExt            = 18,
 114     InReg           = 19,
 115     SanitizeThread  = 20,
 116     SanitizeAddress = 21,
 117     SanitizeMemory  = 22,
 118     NonLazyBind     = 23,
 119     OptimizeNone    = 24,
 120     ReturnsTwice    = 25,
 121 }
 122
 123 /// LLVMIntPredicate
 124 #[derive(Copy, Clone)]
 125 #[repr(C)]
 126 pub enum IntPredicate {
 127     IntEQ = 32,
 128     IntNE = 33,
 129     IntUGT = 34,
 130     IntUGE = 35,
 131     IntULT = 36,
 132     IntULE = 37,
 133     IntSGT = 38,
 134     IntSGE = 39,
 135     IntSLT = 40,
 136     IntSLE = 41,
 137 }
 138
 139 impl IntPredicate {
 140     pub fn from_generic(intpre: rustc_codegen_ssa::common::IntPredicate) -> Self {
 141         match intpre {
 142             rustc_codegen_ssa::common::IntPredicate::IntEQ => IntPredicate::IntEQ,
 143             rustc_codegen_ssa::common::IntPredicate::IntNE => IntPredicate::IntNE,
 144             rustc_codegen_ssa::common::IntPredicate::IntUGT => IntPredicate::IntUGT,
 145             rustc_codegen_ssa::common::IntPredicate::IntUGE => IntPredicate::IntUGE,
 146             rustc_codegen_ssa::common::IntPredicate::IntULT => IntPredicate::IntULT,
 147             rustc_codegen_ssa::common::IntPredicate::IntULE => IntPredicate::IntULE,
 148             rustc_codegen_ssa::common::IntPredicate::IntSGT => IntPredicate::IntSGT,
 149             rustc_codegen_ssa::common::IntPredicate::IntSGE => IntPredicate::IntSGE,
 150             rustc_codegen_ssa::common::IntPredicate::IntSLT => IntPredicate::IntSLT,
 151             rustc_codegen_ssa::common::IntPredicate::IntSLE => IntPredicate::IntSLE,
 152         }
 153     }
 154 }
 155
 156 /// LLVMRealPredicate
 157 #[derive(Copy, Clone)]
 158 #[repr(C)]
 159 pub enum RealPredicate {
 160     RealPredicateFalse = 0,
 161     RealOEQ = 1,
 162     RealOGT = 2,
 163     RealOGE = 3,
 164     RealOLT = 4,
 165     RealOLE = 5,
 166     RealONE = 6,
 167     RealORD = 7,
 168     RealUNO = 8,
 169     RealUEQ = 9,
 170     RealUGT = 10,
 171     RealUGE = 11,
 172     RealULT = 12,
 173     RealULE = 13,
 174     RealUNE = 14,
 175     RealPredicateTrue = 15,
 176 }
 177
 178 impl RealPredicate {
 179     pub fn from_generic(realpred: rustc_codegen_ssa::common::RealPredicate) -> Self {
 180         match realpred {
 181             rustc_codegen_ssa::common::RealPredicate::RealPredicateFalse =>
 182                 RealPredicate::RealPredicateFalse,
 183             rustc_codegen_ssa::common::RealPredicate::RealOEQ => RealPredicate::RealOEQ,
 184             rustc_codegen_ssa::common::RealPredicate::RealOGT => RealPredicate::RealOGT,
 185             rustc_codegen_ssa::common::RealPredicate::RealOGE => RealPredicate::RealOGE,
 186             rustc_codegen_ssa::common::RealPredicate::RealOLT => RealPredicate::RealOLT,
 187             rustc_codegen_ssa::common::RealPredicate::RealOLE => RealPredicate::RealOLE,
 188             rustc_codegen_ssa::common::RealPredicate::RealONE => RealPredicate::RealONE,
 189             rustc_codegen_ssa::common::RealPredicate::RealORD => RealPredicate::RealORD,
 190             rustc_codegen_ssa::common::RealPredicate::RealUNO => RealPredicate::RealUNO,
 191             rustc_codegen_ssa::common::RealPredicate::RealUEQ => RealPredicate::RealUEQ,
 192             rustc_codegen_ssa::common::RealPredicate::RealUGT => RealPredicate::RealUGT,
 193             rustc_codegen_ssa::common::RealPredicate::RealUGE => RealPredicate::RealUGE,
 194             rustc_codegen_ssa::common::RealPredicate::RealULT => RealPredicate::RealULT,
 195             rustc_codegen_ssa::common::RealPredicate::RealULE => RealPredicate::RealULE,
 196             rustc_codegen_ssa::common::RealPredicate::RealUNE => RealPredicate::RealUNE,
 197             rustc_codegen_ssa::common::RealPredicate::RealPredicateTrue =>
 198                 RealPredicate::RealPredicateTrue
 199         }
 200     }
 201 }
 202
 203 /// LLVMTypeKind
 204 #[derive(Copy, Clone, PartialEq, Debug)]
 205 #[repr(C)]
 206 pub enum TypeKind {
 207     Void = 0,
 208     Half = 1,
 209     Float = 2,
 210     Double = 3,
 211     X86_FP80 = 4,
 212     FP128 = 5,
 213     PPC_FP128 = 6,
 214     Label = 7,
 215     Integer = 8,
 216     Function = 9,
 217     Struct = 10,
 218     Array = 11,
 219     Pointer = 12,
 220     Vector = 13,
 221     Metadata = 14,
 222     X86_MMX = 15,
 223     Token = 16,
 224 }
 225
 226 impl TypeKind {
 227     pub fn to_generic(self) -> rustc_codegen_ssa::common::TypeKind {
 228         match self {
 229             TypeKind::Void => rustc_codegen_ssa::common::TypeKind::Void,
 230             TypeKind::Half => rustc_codegen_ssa::common::TypeKind::Half,
 231             TypeKind::Float => rustc_codegen_ssa::common::TypeKind::Float,
 232             TypeKind::Double => rustc_codegen_ssa::common::TypeKind::Double,
 233             TypeKind::X86_FP80 => rustc_codegen_ssa::common::TypeKind::X86_FP80,
 234             TypeKind::FP128 => rustc_codegen_ssa::common::TypeKind::FP128,
 235             TypeKind::PPC_FP128 => rustc_codegen_ssa::common::TypeKind::PPC_FP128,
 236             TypeKind::Label => rustc_codegen_ssa::common::TypeKind::Label,
 237             TypeKind::Integer => rustc_codegen_ssa::common::TypeKind::Integer,
 238             TypeKind::Function => rustc_codegen_ssa::common::TypeKind::Function,
 239             TypeKind::Struct => rustc_codegen_ssa::common::TypeKind::Struct,
 240             TypeKind::Array => rustc_codegen_ssa::common::TypeKind::Array,
 241             TypeKind::Pointer => rustc_codegen_ssa::common::TypeKind::Pointer,
 242             TypeKind::Vector => rustc_codegen_ssa::common::TypeKind::Vector,
 243             TypeKind::Metadata => rustc_codegen_ssa::common::TypeKind::Metadata,
 244             TypeKind::X86_MMX => rustc_codegen_ssa::common::TypeKind::X86_MMX,
 245             TypeKind::Token => rustc_codegen_ssa::common::TypeKind::Token,
 246         }
 247     }
 248 }
 249
 250 /// LLVMAtomicRmwBinOp
 251 #[derive(Copy, Clone)]
 252 #[repr(C)]
 253 pub enum AtomicRmwBinOp {
 254     AtomicXchg = 0,
 255     AtomicAdd = 1,
 256     AtomicSub = 2,
 257     AtomicAnd = 3,
 258     AtomicNand = 4,
 259     AtomicOr = 5,
 260     AtomicXor = 6,
 261     AtomicMax = 7,
 262     AtomicMin = 8,
 263     AtomicUMax = 9,
 264     AtomicUMin = 10,
 265 }
 266
 267 impl AtomicRmwBinOp {
 268     pub fn from_generic(op: rustc_codegen_ssa::common::AtomicRmwBinOp) -> Self {
 269         match op {
 270             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicXchg => AtomicRmwBinOp::AtomicXchg,
 271             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicAdd => AtomicRmwBinOp::AtomicAdd,
 272             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicSub => AtomicRmwBinOp::AtomicSub,
 273             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicAnd => AtomicRmwBinOp::AtomicAnd,
 274             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicNand => AtomicRmwBinOp::AtomicNand,
 275             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicOr => AtomicRmwBinOp::AtomicOr,
 276             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicXor => AtomicRmwBinOp::AtomicXor,
 277             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicMax => AtomicRmwBinOp::AtomicMax,
 278             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicMin => AtomicRmwBinOp::AtomicMin,
 279             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicUMax => AtomicRmwBinOp::AtomicUMax,
 280             rustc_codegen_ssa::common::AtomicRmwBinOp::AtomicUMin => AtomicRmwBinOp::AtomicUMin
 281         }
 282     }
 283 }
 284
 285 /// LLVMAtomicOrdering
 286 #[derive(Copy, Clone)]
 287 #[repr(C)]
 288 pub enum AtomicOrdering {
 289     #[allow(dead_code)]
 290     NotAtomic = 0,
 291     Unordered = 1,
 292     Monotonic = 2,
 293     // Consume = 3,  // Not specified yet.
 294     Acquire = 4,
 295     Release = 5,
 296     AcquireRelease = 6,
 297     SequentiallyConsistent = 7,
 298 }
 299
 300 impl AtomicOrdering {
 301     pub fn from_generic(ao: rustc_codegen_ssa::common::AtomicOrdering) -> Self {
 302         match ao {
 303             rustc_codegen_ssa::common::AtomicOrdering::NotAtomic => AtomicOrdering::NotAtomic,
 304             rustc_codegen_ssa::common::AtomicOrdering::Unordered => AtomicOrdering::Unordered,
 305             rustc_codegen_ssa::common::AtomicOrdering::Monotonic => AtomicOrdering::Monotonic,
 306             rustc_codegen_ssa::common::AtomicOrdering::Acquire => AtomicOrdering::Acquire,
 307             rustc_codegen_ssa::common::AtomicOrdering::Release => AtomicOrdering::Release,
 308             rustc_codegen_ssa::common::AtomicOrdering::AcquireRelease =>
 309                 AtomicOrdering::AcquireRelease,
 310             rustc_codegen_ssa::common::AtomicOrdering::SequentiallyConsistent =>
 311                 AtomicOrdering::SequentiallyConsistent
 312         }
 313     }
 314 }
 315
 316
 317 /// LLVMRustSynchronizationScope
 318 #[derive(Copy, Clone)]
 319 #[repr(C)]
 320 pub enum SynchronizationScope {
 321     // FIXME: figure out if this variant is needed at all.
 322     #[allow(dead_code)]
 323     Other,
 324     SingleThread,
 325     CrossThread,
 326 }
 327
 328 impl SynchronizationScope {
 329     pub fn from_generic(sc: rustc_codegen_ssa::common::SynchronizationScope) -> Self {
 330         match sc {
 331             rustc_codegen_ssa::common::SynchronizationScope::Other => SynchronizationScope::Other,
 332             rustc_codegen_ssa::common::SynchronizationScope::SingleThread =>
 333                 SynchronizationScope::SingleThread,
 334             rustc_codegen_ssa::common::SynchronizationScope::CrossThread =>
 335                 SynchronizationScope::CrossThread,
 336         }
 337     }
 338 }
 339
 340 /// LLVMRustFileType
 341 #[derive(Copy, Clone)]
 342 #[repr(C)]
 343 pub enum FileType {
 344     // FIXME: figure out if this variant is needed at all.
 345     #[allow(dead_code)]
 346     Other,
 347     AssemblyFile,
 348     ObjectFile,
 349 }
 350
 351 /// LLVMMetadataType
 352 #[derive(Copy, Clone)]
 353 #[repr(C)]
 354 pub enum MetadataType {
 355     MD_dbg = 0,
 356     MD_tbaa = 1,
 357     MD_prof = 2,
 358     MD_fpmath = 3,
 359     MD_range = 4,
 360     MD_tbaa_struct = 5,
 361     MD_invariant_load = 6,
 362     MD_alias_scope = 7,
 363     MD_noalias = 8,
 364     MD_nontemporal = 9,
 365     MD_mem_parallel_loop_access = 10,
 366     MD_nonnull = 11,
 367 }
 368
 369 /// LLVMRustAsmDialect
 370 #[derive(Copy, Clone)]
 371 #[repr(C)]
 372 pub enum AsmDialect {
 373     // FIXME: figure out if this variant is needed at all.
 374     #[allow(dead_code)]
 375     Other,
 376     Att,
 377     Intel,
 378 }
 379
 380 impl AsmDialect {
 381     pub fn from_generic(asm: syntax::ast::AsmDialect) -> Self {
 382         match asm {
 383             syntax::ast::AsmDialect::Att => AsmDialect::Att,
 384             syntax::ast::AsmDialect::Intel => AsmDialect::Intel
 385         }
 386     }
 387 }
 388
 389 /// LLVMRustCodeGenOptLevel
 390 #[derive(Copy, Clone, PartialEq)]
 391 #[repr(C)]
 392 pub enum CodeGenOptLevel {
 393     // FIXME: figure out if this variant is needed at all.
 394     #[allow(dead_code)]
 395     Other,
 396     None,
 397     Less,
 398     Default,
 399     Aggressive,
 400 }
 401
 402 /// LLVMRelocMode
 403 #[derive(Copy, Clone, PartialEq)]
 404 #[repr(C)]
 405 pub enum RelocMode {
 406     Default,
 407     Static,
 408     PIC,
 409     DynamicNoPic,
 410     ROPI,
 411     RWPI,
 412     ROPI_RWPI,
 413 }
 414
 415 /// LLVMRustCodeModel
 416 #[derive(Copy, Clone)]
 417 #[repr(C)]
 418 pub enum CodeModel {
 419     // FIXME: figure out if this variant is needed at all.
 420     #[allow(dead_code)]
 421     Other,
 422     Small,
 423     Kernel,
 424     Medium,
 425     Large,
 426     None,
 427 }
 428
 429 /// LLVMRustDiagnosticKind
 430 #[derive(Copy, Clone)]
 431 #[repr(C)]
 432 #[allow(dead_code)] // Variants constructed by C++.
 433 pub enum DiagnosticKind {
 434     Other,
 435     InlineAsm,
 436     StackSize,
 437     DebugMetadataVersion,
 438     SampleProfile,
 439     OptimizationRemark,
 440     OptimizationRemarkMissed,
 441     OptimizationRemarkAnalysis,
 442     OptimizationRemarkAnalysisFPCommute,
 443     OptimizationRemarkAnalysisAliasing,
 444     OptimizationRemarkOther,
 445     OptimizationFailure,
 446     PGOProfile,
 447     Linker,
 448 }
 449
 450 /// LLVMRustArchiveKind
 451 #[derive(Copy, Clone)]
 452 #[repr(C)]
 453 pub enum ArchiveKind {
 454     // FIXME: figure out if this variant is needed at all.
 455     #[allow(dead_code)]
 456     Other,
 457     K_GNU,
 458     K_BSD,
 459     K_COFF,
 460 }
 461
 462 /// LLVMRustPassKind
 463 #[derive(Copy, Clone, PartialEq, Debug)]
 464 #[repr(C)]
 465 #[allow(dead_code)] // Variants constructed by C++.
 466 pub enum PassKind {
 467     Other,
 468     Function,
 469     Module,
 470 }
 471
 472 /// LLVMRustThinLTOData
 473 extern { pub type ThinLTOData; }
 474
 475 /// LLVMRustThinLTOBuffer
 476 extern { pub type ThinLTOBuffer; }
 477
 478 // LLVMRustModuleNameCallback
 479 pub type ThinLTOModuleNameCallback =
 480     unsafe extern "C" fn(*mut c_void, *const c_char, *const c_char);
 481
 482 /// LLVMRustThinLTOModule
 483 #[repr(C)]
 484 pub struct ThinLTOModule {
 485     pub identifier: *const c_char,
 486     pub data: *const u8,
 487     pub len: usize,
 488 }
 489
 490 /// LLVMThreadLocalMode
 491 #[derive(Copy, Clone)]
 492 #[repr(C)]
 493 pub enum ThreadLocalMode {
 494   NotThreadLocal,
 495   GeneralDynamic,
 496   LocalDynamic,
 497   InitialExec,
 498   LocalExec
 499 }
 500
 501 extern { type Opaque; }
 502 #[repr(C)]
 503 struct InvariantOpaque<'a> {
 504     _marker: PhantomData<&'a mut &'a ()>,
 505     _opaque: Opaque,
 506 }
 507
 508 // Opaque pointer types
 509 extern { pub type Module; }
 510 extern { pub type Context; }
 511 extern { pub type Type; }
 512 extern { pub type Value; }
 513 extern { pub type Metadata; }
 514 extern { pub type BasicBlock; }
 515 #[repr(C)]
 516 pub struct Builder<'a>(InvariantOpaque<'a>);
 517 extern { pub type MemoryBuffer; }
 518 #[repr(C)]
 519 pub struct PassManager<'a>(InvariantOpaque<'a>);
 520 extern { pub type PassManagerBuilder; }
 521 extern { pub type ObjectFile; }
 522 #[repr(C)]
 523 pub struct SectionIterator<'a>(InvariantOpaque<'a>);
 524 extern { pub type Pass; }
 525 extern { pub type TargetMachine; }
 526 extern { pub type Archive; }
 527 #[repr(C)]
 528 pub struct ArchiveIterator<'a>(InvariantOpaque<'a>);
 529 #[repr(C)]
 530 pub struct ArchiveChild<'a>(InvariantOpaque<'a>);
 531 extern { pub type Twine; }
 532 extern { pub type DiagnosticInfo; }
 533 extern { pub type SMDiagnostic; }
 534 #[repr(C)]
 535 pub struct RustArchiveMember<'a>(InvariantOpaque<'a>);
 536 #[repr(C)]
 537 pub struct OperandBundleDef<'a>(InvariantOpaque<'a>);
 538 #[repr(C)]
 539 pub struct Linker<'a>(InvariantOpaque<'a>);
 540
 541 pub type DiagnosticHandler = unsafe extern "C" fn(&DiagnosticInfo, *mut c_void);
 542 pub type InlineAsmDiagHandler = unsafe extern "C" fn(&SMDiagnostic, *const c_void, c_uint);
 543
 544
 545 pub mod debuginfo {
 546     use super::{InvariantOpaque, Metadata};
 547
 548     #[repr(C)]
 549     pub struct DIBuilder<'a>(InvariantOpaque<'a>);
 550
 551     pub type DIDescriptor = Metadata;
 552     pub type DIScope = DIDescriptor;
 553     pub type DIFile = DIScope;
 554     pub type DILexicalBlock = DIScope;
 555     pub type DISubprogram = DIScope;
 556     pub type DINameSpace = DIScope;
 557     pub type DIType = DIDescriptor;
 558     pub type DIBasicType = DIType;
 559     pub type DIDerivedType = DIType;
 560     pub type DICompositeType = DIDerivedType;
 561     pub type DIVariable = DIDescriptor;
 562     pub type DIGlobalVariableExpression = DIDescriptor;
 563     pub type DIArray = DIDescriptor;
 564     pub type DISubrange = DIDescriptor;
 565     pub type DIEnumerator = DIDescriptor;
 566     pub type DITemplateTypeParameter = DIDescriptor;
 567
 568     // These values **must** match with LLVMRustDIFlags!!
 569     bitflags! {
 570         #[repr(transparent)]
 571         #[derive(Default)]
 572         pub struct DIFlags: u32 {
 573             const FlagZero                = 0;
 574             const FlagPrivate             = 1;
 575             const FlagProtected           = 2;
 576             const FlagPublic              = 3;
 577             const FlagFwdDecl             = (1 << 2);
 578             const FlagAppleBlock          = (1 << 3);
 579             const FlagBlockByrefStruct    = (1 << 4);
 580             const FlagVirtual             = (1 << 5);
 581             const FlagArtificial          = (1 << 6);
 582             const FlagExplicit            = (1 << 7);
 583             const FlagPrototyped          = (1 << 8);
 584             const FlagObjcClassComplete   = (1 << 9);
 585             const FlagObjectPointer       = (1 << 10);
 586             const FlagVector              = (1 << 11);
 587             const FlagStaticMember        = (1 << 12);
 588             const FlagLValueReference     = (1 << 13);
 589             const FlagRValueReference     = (1 << 14);
 590             const FlagExternalTypeRef     = (1 << 15);
 591             const FlagIntroducedVirtual   = (1 << 18);
 592             const FlagBitField            = (1 << 19);
 593             const FlagNoReturn            = (1 << 20);
 594         }
 595     }
 596
 597     // These values **must** match with LLVMRustDISPFlags!!
 598     bitflags! {
 599         #[repr(transparent)]
 600         #[derive(Default)]
 601         pub struct DISPFlags: u32 {
 602             const SPFlagZero              = 0;
 603             const SPFlagVirtual           = 1;
 604             const SPFlagPureVirtual       = 2;
 605             const SPFlagLocalToUnit       = (1 << 2);
 606             const SPFlagDefinition        = (1 << 3);
 607             const SPFlagOptimized         = (1 << 4);
 608             const SPFlagMainSubprogram    = (1 << 5);
 609         }
 610     }
 611
 612     /// LLVMRustDebugEmissionKind
 613     #[derive(Copy, Clone)]
 614     #[repr(C)]
 615     pub enum DebugEmissionKind {
 616         NoDebug,
 617         FullDebug,
 618         LineTablesOnly,
 619     }
 620
 621     impl DebugEmissionKind {
 622         pub fn from_generic(kind: rustc::session::config::DebugInfo) -> Self {
 623             use rustc::session::config::DebugInfo;
 624             match kind {
 625                 DebugInfo::None => DebugEmissionKind::NoDebug,
 626                 DebugInfo::Limited => DebugEmissionKind::LineTablesOnly,
 627                 DebugInfo::Full => DebugEmissionKind::FullDebug,
 628             }
 629         }
 630     }
 631 }
 632
 633 extern { pub type ModuleBuffer; }
 634
 635 extern "C" {
 636     pub fn LLVMRustInstallFatalErrorHandler();
 637
 638     // Create and destroy contexts.
 639     pub fn LLVMRustContextCreate(shouldDiscardNames: bool) -> &'static mut Context;
 640     pub fn LLVMContextDispose(C: &'static mut Context);
 641     pub fn LLVMGetMDKindIDInContext(C: &Context, Name: *const c_char, SLen: c_uint) -> c_uint;
 642
 643     // Create modules.
 644     pub fn LLVMModuleCreateWithNameInContext(ModuleID: *const c_char, C: &Context) -> &Module;
 645     pub fn LLVMGetModuleContext(M: &Module) -> &Context;
 646     pub fn LLVMCloneModule(M: &Module) -> &Module;
 647
 648     /// Data layout. See Module::getDataLayout.
 649     pub fn LLVMGetDataLayout(M: &Module) -> *const c_char;
 650     pub fn LLVMSetDataLayout(M: &Module, Triple: *const c_char);
 651
 652     /// See Module::setModuleInlineAsm.
 653     pub fn LLVMSetModuleInlineAsm(M: &Module, Asm: *const c_char);
 654     pub fn LLVMRustAppendModuleInlineAsm(M: &Module, Asm: *const c_char);
 655
 656     /// See llvm::LLVMTypeKind::getTypeID.
 657     pub fn LLVMRustGetTypeKind(Ty: &Type) -> TypeKind;
 658
 659     // Operations on integer types
 660     pub fn LLVMInt1TypeInContext(C: &Context) -> &Type;
 661     pub fn LLVMInt8TypeInContext(C: &Context) -> &Type;
 662     pub fn LLVMInt16TypeInContext(C: &Context) -> &Type;
 663     pub fn LLVMInt32TypeInContext(C: &Context) -> &Type;
 664     pub fn LLVMInt64TypeInContext(C: &Context) -> &Type;
 665     pub fn LLVMIntTypeInContext(C: &Context, NumBits: c_uint) -> &Type;
 666
 667     pub fn LLVMGetIntTypeWidth(IntegerTy: &Type) -> c_uint;
 668
 669     // Operations on real types
 670     pub fn LLVMFloatTypeInContext(C: &Context) -> &Type;
 671     pub fn LLVMDoubleTypeInContext(C: &Context) -> &Type;
 672
 673     // Operations on function types
 674     pub fn LLVMFunctionType(ReturnType: &'a Type,
 675                             ParamTypes: *const &'a Type,
 676                             ParamCount: c_uint,
 677                             IsVarArg: Bool)
 678                             -> &'a Type;
 679     pub fn LLVMCountParamTypes(FunctionTy: &Type) -> c_uint;
 680     pub fn LLVMGetParamTypes(FunctionTy: &'a Type, Dest: *mut &'a Type);
 681
 682     // Operations on struct types
 683     pub fn LLVMStructTypeInContext(C: &'a Context,
 684                                    ElementTypes: *const &'a Type,
 685                                    ElementCount: c_uint,
 686                                    Packed: Bool)
 687                                    -> &'a Type;
 688
 689     // Operations on array, pointer, and vector types (sequence types)
 690     pub fn LLVMRustArrayType(ElementType: &Type, ElementCount: u64) -> &Type;
 691     pub fn LLVMPointerType(ElementType: &Type, AddressSpace: c_uint) -> &Type;
 692     pub fn LLVMVectorType(ElementType: &Type, ElementCount: c_uint) -> &Type;
 693
 694     pub fn LLVMGetElementType(Ty: &Type) -> &Type;
 695     pub fn LLVMGetVectorSize(VectorTy: &Type) -> c_uint;
 696
 697     // Operations on other types
 698     pub fn LLVMVoidTypeInContext(C: &Context) -> &Type;
 699     pub fn LLVMX86MMXTypeInContext(C: &Context) -> &Type;
 700     pub fn LLVMRustMetadataTypeInContext(C: &Context) -> &Type;
 701
 702     // Operations on all values
 703     pub fn LLVMTypeOf(Val: &Value) -> &Type;
 704     pub fn LLVMGetValueName(Val: &Value) -> *const c_char;
 705     pub fn LLVMSetValueName(Val: &Value, Name: *const c_char);
 706     pub fn LLVMReplaceAllUsesWith(OldVal: &'a Value, NewVal: &'a Value);
 707     pub fn LLVMSetMetadata(Val: &'a Value, KindID: c_uint, Node: &'a Value);
 708
 709     // Operations on constants of any type
 710     pub fn LLVMConstNull(Ty: &Type) -> &Value;
 711     pub fn LLVMGetUndef(Ty: &Type) -> &Value;
 712
 713     // Operations on metadata
 714     pub fn LLVMMDStringInContext(C: &Context, Str: *const c_char, SLen: c_uint) -> &Value;
 715     pub fn LLVMMDNodeInContext(C: &'a Context, Vals: *const &'a Value, Count: c_uint) -> &'a Value;
 716     pub fn LLVMAddNamedMetadataOperand(M: &'a Module, Name: *const c_char, Val: &'a Value);
 717
 718     // Operations on scalar constants
 719     pub fn LLVMConstInt(IntTy: &Type, N: c_ulonglong, SignExtend: Bool) -> &Value;
 720     pub fn LLVMConstIntOfArbitraryPrecision(IntTy: &Type, Wn: c_uint, Ws: *const u64) -> &Value;
 721     pub fn LLVMConstReal(RealTy: &Type, N: f64) -> &Value;
 722     pub fn LLVMConstIntGetZExtValue(ConstantVal: &Value) -> c_ulonglong;
 723     pub fn LLVMRustConstInt128Get(ConstantVal: &Value, SExt: bool,
 724                                   high: &mut u64, low: &mut u64) -> bool;
 725
 726
 727     // Operations on composite constants
 728     pub fn LLVMConstStringInContext(C: &Context,
 729                                     Str: *const c_char,
 730                                     Length: c_uint,
 731                                     DontNullTerminate: Bool)
 732                                     -> &Value;
 733     pub fn LLVMConstStructInContext(C: &'a Context,
 734                                     ConstantVals: *const &'a Value,
 735                                     Count: c_uint,
 736                                     Packed: Bool)
 737                                     -> &'a Value;
 738
 739     pub fn LLVMConstArray(ElementTy: &'a Type,
 740                           ConstantVals: *const &'a Value,
 741                           Length: c_uint)
 742                           -> &'a Value;
 743     pub fn LLVMConstVector(ScalarConstantVals: *const &Value, Size: c_uint) -> &Value;
 744
 745     // Constant expressions
 746     pub fn LLVMConstInBoundsGEP(
 747         ConstantVal: &'a Value,
 748         ConstantIndices: *const &'a Value,
 749         NumIndices: c_uint,
 750     ) -> &'a Value;
 751     pub fn LLVMConstZExt(ConstantVal: &'a Value, ToType: &'a Type) -> &'a Value;
 752     pub fn LLVMConstPtrToInt(ConstantVal: &'a Value, ToType: &'a Type) -> &'a Value;
 753     pub fn LLVMConstIntToPtr(ConstantVal: &'a Value, ToType: &'a Type) -> &'a Value;
 754     pub fn LLVMConstBitCast(ConstantVal: &'a Value, ToType: &'a Type) -> &'a Value;
 755     pub fn LLVMConstPointerCast(ConstantVal: &'a Value, ToType: &'a Type) -> &'a Value;
 756     pub fn LLVMConstExtractValue(AggConstant: &Value,
 757                                  IdxList: *const c_uint,
 758                                  NumIdx: c_uint)
 759                                  -> &Value;
 760
 761     // Operations on global variables, functions, and aliases (globals)
 762     pub fn LLVMIsDeclaration(Global: &Value) -> Bool;
 763     pub fn LLVMRustGetLinkage(Global: &Value) -> Linkage;
 764     pub fn LLVMRustSetLinkage(Global: &Value, RustLinkage: Linkage);
 765     pub fn LLVMSetSection(Global: &Value, Section: *const c_char);
 766     pub fn LLVMRustGetVisibility(Global: &Value) -> Visibility;
 767     pub fn LLVMRustSetVisibility(Global: &Value, Viz: Visibility);
 768     pub fn LLVMGetAlignment(Global: &Value) -> c_uint;
 769     pub fn LLVMSetAlignment(Global: &Value, Bytes: c_uint);
 770     pub fn LLVMSetDLLStorageClass(V: &Value, C: DLLStorageClass);
 771
 772
 773     // Operations on global variables
 774     pub fn LLVMIsAGlobalVariable(GlobalVar: &Value) -> Option<&Value>;
 775     pub fn LLVMAddGlobal(M: &'a Module, Ty: &'a Type, Name: *const c_char) -> &'a Value;
 776     pub fn LLVMGetNamedGlobal(M: &Module, Name: *const c_char) -> Option<&Value>;
 777     pub fn LLVMRustGetOrInsertGlobal(M: &'a Module, Name: *const c_char, T: &'a Type) -> &'a Value;
 778     pub fn LLVMRustInsertPrivateGlobal(M: &'a Module, T: &'a Type) -> &'a Value;
 779     pub fn LLVMGetFirstGlobal(M: &Module) -> Option<&Value>;
 780     pub fn LLVMGetNextGlobal(GlobalVar: &Value) -> Option<&Value>;
 781     pub fn LLVMDeleteGlobal(GlobalVar: &Value);
 782     pub fn LLVMGetInitializer(GlobalVar: &Value) -> Option<&Value>;
 783     pub fn LLVMSetInitializer(GlobalVar: &'a Value, ConstantVal: &'a Value);
 784     pub fn LLVMSetThreadLocal(GlobalVar: &Value, IsThreadLocal: Bool);
 785     pub fn LLVMSetThreadLocalMode(GlobalVar: &Value, Mode: ThreadLocalMode);
 786     pub fn LLVMIsGlobalConstant(GlobalVar: &Value) -> Bool;
 787     pub fn LLVMSetGlobalConstant(GlobalVar: &Value, IsConstant: Bool);
 788     pub fn LLVMRustGetNamedValue(M: &Module, Name: *const c_char) -> Option<&Value>;
 789     pub fn LLVMSetTailCall(CallInst: &Value, IsTailCall: Bool);
 790
 791     // Operations on functions
 792     pub fn LLVMRustGetOrInsertFunction(M: &'a Module,
 793                                        Name: *const c_char,
 794                                        FunctionTy: &'a Type)
 795                                        -> &'a Value;
 796     pub fn LLVMSetFunctionCallConv(Fn: &Value, CC: c_uint);
 797     pub fn LLVMRustAddAlignmentAttr(Fn: &Value, index: c_uint, bytes: u32);
 798     pub fn LLVMRustAddDereferenceableAttr(Fn: &Value, index: c_uint, bytes: u64);
 799     pub fn LLVMRustAddDereferenceableOrNullAttr(Fn: &Value, index: c_uint, bytes: u64);
 800     pub fn LLVMRustAddByValAttr(Fn: &Value, index: c_uint, ty: &Type);
 801     pub fn LLVMRustAddFunctionAttribute(Fn: &Value, index: c_uint, attr: Attribute);
 802     pub fn LLVMRustAddFunctionAttrStringValue(Fn: &Value,
 803                                               index: c_uint,
 804                                               Name: *const c_char,
 805                                               Value: *const c_char);
 806     pub fn LLVMRustRemoveFunctionAttributes(Fn: &Value, index: c_uint, attr: Attribute);
 807
 808     // Operations on parameters
 809     pub fn LLVMIsAArgument(Val: &Value) -> Option<&Value>;
 810     pub fn LLVMCountParams(Fn: &Value) -> c_uint;
 811     pub fn LLVMGetParam(Fn: &Value, Index: c_uint) -> &Value;
 812
 813     // Operations on basic blocks
 814     pub fn LLVMGetBasicBlockParent(BB: &BasicBlock) -> &Value;
 815     pub fn LLVMAppendBasicBlockInContext(C: &'a Context,
 816                                          Fn: &'a Value,
 817                                          Name: *const c_char)
 818                                          -> &'a BasicBlock;
 819     pub fn LLVMDeleteBasicBlock(BB: &BasicBlock);
 820
 821     // Operations on instructions
 822     pub fn LLVMIsAInstruction(Val: &Value) -> Option<&Value>;
 823     pub fn LLVMGetFirstBasicBlock(Fn: &Value) -> &BasicBlock;
 824
 825     // Operations on call sites
 826     pub fn LLVMSetInstructionCallConv(Instr: &Value, CC: c_uint);
 827     pub fn LLVMRustAddCallSiteAttribute(Instr: &Value, index: c_uint, attr: Attribute);
 828     pub fn LLVMRustAddAlignmentCallSiteAttr(Instr: &Value, index: c_uint, bytes: u32);
 829     pub fn LLVMRustAddDereferenceableCallSiteAttr(Instr: &Value, index: c_uint, bytes: u64);
 830     pub fn LLVMRustAddDereferenceableOrNullCallSiteAttr(Instr: &Value,
 831                                                         index: c_uint,
 832                                                         bytes: u64);
 833     pub fn LLVMRustAddByValCallSiteAttr(Instr: &Value, index: c_uint, ty: &Type);
 834
 835     // Operations on load/store instructions (only)
 836     pub fn LLVMSetVolatile(MemoryAccessInst: &Value, volatile: Bool);
 837
 838     // Operations on phi nodes
 839     pub fn LLVMAddIncoming(PhiNode: &'a Value,
 840                            IncomingValues: *const &'a Value,
 841                            IncomingBlocks: *const &'a BasicBlock,
 842                            Count: c_uint);
 843
 844     // Instruction builders
 845     pub fn LLVMCreateBuilderInContext(C: &'a Context) -> &'a mut Builder<'a>;
 846     pub fn LLVMPositionBuilderAtEnd(Builder: &Builder<'a>, Block: &'a BasicBlock);
 847     pub fn LLVMGetInsertBlock(Builder: &Builder<'a>) -> &'a BasicBlock;
 848     pub fn LLVMDisposeBuilder(Builder: &'a mut Builder<'a>);
 849
 850     // Metadata
 851     pub fn LLVMSetCurrentDebugLocation(Builder: &Builder<'a>, L: Option<&'a Value>);
 852     pub fn LLVMGetCurrentDebugLocation(Builder: &Builder<'a>) -> &'a Value;
 853     pub fn LLVMSetInstDebugLocation(Builder: &Builder<'a>, Inst: &'a Value);
 854
 855     // Terminators
 856     pub fn LLVMBuildRetVoid(B: &Builder<'a>) -> &'a Value;
 857     pub fn LLVMBuildRet(B: &Builder<'a>, V: &'a Value) -> &'a Value;
 858     pub fn LLVMBuildBr(B: &Builder<'a>, Dest: &'a BasicBlock) -> &'a Value;
 859     pub fn LLVMBuildCondBr(B: &Builder<'a>,
 860                            If: &'a Value,
 861                            Then: &'a BasicBlock,
 862                            Else: &'a BasicBlock)
 863                            -> &'a Value;
 864     pub fn LLVMBuildSwitch(B: &Builder<'a>,
 865                            V: &'a Value,
 866                            Else: &'a BasicBlock,
 867                            NumCases: c_uint)
 868                            -> &'a Value;
 869     pub fn LLVMRustBuildInvoke(B: &Builder<'a>,
 870                                Fn: &'a Value,
 871                                Args: *const &'a Value,
 872                                NumArgs: c_uint,
 873                                Then: &'a BasicBlock,
 874                                Catch: &'a BasicBlock,
 875                                Bundle: Option<&OperandBundleDef<'a>>,
 876                                Name: *const c_char)
 877                                -> &'a Value;
 878     pub fn LLVMBuildLandingPad(B: &Builder<'a>,
 879                                Ty: &'a Type,
 880                                PersFn: &'a Value,
 881                                NumClauses: c_uint,
 882                                Name: *const c_char)
 883                                -> &'a Value;
 884     pub fn LLVMBuildResume(B: &Builder<'a>, Exn: &'a Value) -> &'a Value;
 885     pub fn LLVMBuildUnreachable(B: &Builder<'a>) -> &'a Value;
 886
 887     pub fn LLVMRustBuildCleanupPad(B: &Builder<'a>,
 888                                    ParentPad: Option<&'a Value>,
 889                                    ArgCnt: c_uint,
 890                                    Args: *const &'a Value,
 891                                    Name: *const c_char)
 892                                    -> Option<&'a Value>;
 893     pub fn LLVMRustBuildCleanupRet(B: &Builder<'a>,
 894                                    CleanupPad: &'a Value,
 895                                    UnwindBB: Option<&'a BasicBlock>)
 896                                    -> Option<&'a Value>;
 897     pub fn LLVMRustBuildCatchPad(B: &Builder<'a>,
 898                                  ParentPad: &'a Value,
 899                                  ArgCnt: c_uint,
 900                                  Args: *const &'a Value,
 901                                  Name: *const c_char)
 902                                  -> Option<&'a Value>;
 903     pub fn LLVMRustBuildCatchRet(
 904         B: &Builder<'a>,
 905         Pad: &'a Value,
 906         BB: &'a BasicBlock,
 907     ) -> Option<&'a Value>;
 908     pub fn LLVMRustBuildCatchSwitch(Builder: &Builder<'a>,
 909                                     ParentPad: Option<&'a Value>,
 910                                     BB: Option<&'a BasicBlock>,
 911                                     NumHandlers: c_uint,
 912                                     Name: *const c_char)
 913                                     -> Option<&'a Value>;
 914     pub fn LLVMRustAddHandler(CatchSwitch: &'a Value, Handler: &'a BasicBlock);
 915     pub fn LLVMSetPersonalityFn(Func: &'a Value, Pers: &'a Value);
 916
 917     // Add a case to the switch instruction
 918     pub fn LLVMAddCase(Switch: &'a Value, OnVal: &'a Value, Dest: &'a BasicBlock);
 919
 920     // Add a clause to the landing pad instruction
 921     pub fn LLVMAddClause(LandingPad: &'a Value, ClauseVal: &'a Value);
 922
 923     // Set the cleanup on a landing pad instruction
 924     pub fn LLVMSetCleanup(LandingPad: &Value, Val: Bool);
 925
 926     // Arithmetic
 927     pub fn LLVMBuildAdd(B: &Builder<'a>,
 928                         LHS: &'a Value,
 929                         RHS: &'a Value,
 930                         Name: *const c_char)
 931                         -> &'a Value;
 932     pub fn LLVMBuildFAdd(B: &Builder<'a>,
 933                          LHS: &'a Value,
 934                          RHS: &'a Value,
 935                          Name: *const c_char)
 936                          -> &'a Value;
 937     pub fn LLVMBuildSub(B: &Builder<'a>,
 938                         LHS: &'a Value,
 939                         RHS: &'a Value,
 940                         Name: *const c_char)
 941                         -> &'a Value;
 942     pub fn LLVMBuildFSub(B: &Builder<'a>,
 943                          LHS: &'a Value,
 944                          RHS: &'a Value,
 945                          Name: *const c_char)
 946                          -> &'a Value;
 947     pub fn LLVMBuildMul(B: &Builder<'a>,
 948                         LHS: &'a Value,
 949                         RHS: &'a Value,
 950                         Name: *const c_char)
 951                         -> &'a Value;
 952     pub fn LLVMBuildFMul(B: &Builder<'a>,
 953                          LHS: &'a Value,
 954                          RHS: &'a Value,
 955                          Name: *const c_char)
 956                          -> &'a Value;
 957     pub fn LLVMBuildUDiv(B: &Builder<'a>,
 958                          LHS: &'a Value,
 959                          RHS: &'a Value,
 960                          Name: *const c_char)
 961                          -> &'a Value;
 962     pub fn LLVMBuildExactUDiv(B: &Builder<'a>,
 963                               LHS: &'a Value,
 964                               RHS: &'a Value,
 965                               Name: *const c_char)
 966                               -> &'a Value;
 967     pub fn LLVMBuildSDiv(B: &Builder<'a>,
 968                          LHS: &'a Value,
 969                          RHS: &'a Value,
 970                          Name: *const c_char)
 971                          -> &'a Value;
 972     pub fn LLVMBuildExactSDiv(B: &Builder<'a>,
 973                               LHS: &'a Value,
 974                               RHS: &'a Value,
 975                               Name: *const c_char)
 976                               -> &'a Value;
 977     pub fn LLVMBuildFDiv(B: &Builder<'a>,
 978                          LHS: &'a Value,
 979                          RHS: &'a Value,
 980                          Name: *const c_char)
 981                          -> &'a Value;
 982     pub fn LLVMBuildURem(B: &Builder<'a>,
 983                          LHS: &'a Value,
 984                          RHS: &'a Value,
 985                          Name: *const c_char)
 986                          -> &'a Value;
 987     pub fn LLVMBuildSRem(B: &Builder<'a>,
 988                          LHS: &'a Value,
 989                          RHS: &'a Value,
 990                          Name: *const c_char)
 991                          -> &'a Value;
 992     pub fn LLVMBuildFRem(B: &Builder<'a>,
 993                          LHS: &'a Value,
 994                          RHS: &'a Value,
 995                          Name: *const c_char)
 996                          -> &'a Value;
 997     pub fn LLVMBuildShl(B: &Builder<'a>,
 998                         LHS: &'a Value,
 999                         RHS: &'a Value,
1000                         Name: *const c_char)
1001                         -> &'a Value;
1002     pub fn LLVMBuildLShr(B: &Builder<'a>,
1003                          LHS: &'a Value,
1004                          RHS: &'a Value,
1005                          Name: *const c_char)
1006                          -> &'a Value;
1007     pub fn LLVMBuildAShr(B: &Builder<'a>,
1008                          LHS: &'a Value,
1009                          RHS: &'a Value,
1010                          Name: *const c_char)
1011                          -> &'a Value;
1012     pub fn LLVMBuildNSWAdd(B: &Builder<'a>,
1013                            LHS: &'a Value,
1014                            RHS: &'a Value,
1015                            Name: *const c_char)
1016                            -> &'a Value;
1017     pub fn LLVMBuildNUWAdd(B: &Builder<'a>,
1018                            LHS: &'a Value,
1019                            RHS: &'a Value,
1020                            Name: *const c_char)
1021                            -> &'a Value;
1022     pub fn LLVMBuildNSWSub(B: &Builder<'a>,
1023                            LHS: &'a Value,
1024                            RHS: &'a Value,
1025                            Name: *const c_char)
1026                            -> &'a Value;
1027     pub fn LLVMBuildNUWSub(B: &Builder<'a>,
1028                            LHS: &'a Value,
1029                            RHS: &'a Value,
1030                            Name: *const c_char)
1031                            -> &'a Value;
1032     pub fn LLVMBuildNSWMul(B: &Builder<'a>,
1033                            LHS: &'a Value,
1034                            RHS: &'a Value,
1035                            Name: *const c_char)
1036                            -> &'a Value;
1037     pub fn LLVMBuildNUWMul(B: &Builder<'a>,
1038                            LHS: &'a Value,
1039                            RHS: &'a Value,
1040                            Name: *const c_char)
1041                            -> &'a Value;
1042     pub fn LLVMBuildAnd(B: &Builder<'a>,
1043                         LHS: &'a Value,
1044                         RHS: &'a Value,
1045                         Name: *const c_char)
1046                         -> &'a Value;
1047     pub fn LLVMBuildOr(B: &Builder<'a>,
1048                        LHS: &'a Value,
1049                        RHS: &'a Value,
1050                        Name: *const c_char)
1051                        -> &'a Value;
1052     pub fn LLVMBuildXor(B: &Builder<'a>,
1053                         LHS: &'a Value,
1054                         RHS: &'a Value,
1055                         Name: *const c_char)
1056                         -> &'a Value;
1057     pub fn LLVMBuildNeg(B: &Builder<'a>, V: &'a Value, Name: *const c_char) -> &'a Value;
1058     pub fn LLVMBuildFNeg(B: &Builder<'a>, V: &'a Value, Name: *const c_char) -> &'a Value;
1059     pub fn LLVMBuildNot(B: &Builder<'a>, V: &'a Value, Name: *const c_char) -> &'a Value;
1060     pub fn LLVMRustSetHasUnsafeAlgebra(Instr: &Value);
1061
1062     // Memory
1063     pub fn LLVMBuildAlloca(B: &Builder<'a>, Ty: &'a Type, Name: *const c_char) -> &'a Value;
1064     pub fn LLVMBuildArrayAlloca(B: &Builder<'a>,
1065                                 Ty: &'a Type,
1066                                 Val: &'a Value,
1067                                 Name: *const c_char)
1068                                 -> &'a Value;
1069     pub fn LLVMBuildLoad(B: &Builder<'a>, PointerVal: &'a Value, Name: *const c_char) -> &'a Value;
1070
1071     pub fn LLVMBuildStore(B: &Builder<'a>, Val: &'a Value, Ptr: &'a Value) -> &'a Value;
1072
1073     pub fn LLVMBuildGEP(B: &Builder<'a>,
1074                         Pointer: &'a Value,
1075                         Indices: *const &'a Value,
1076                         NumIndices: c_uint,
1077                         Name: *const c_char)
1078                         -> &'a Value;
1079     pub fn LLVMBuildInBoundsGEP(B: &Builder<'a>,
1080                                 Pointer: &'a Value,
1081                                 Indices: *const &'a Value,
1082                                 NumIndices: c_uint,
1083                                 Name: *const c_char)
1084                                 -> &'a Value;
1085     pub fn LLVMBuildStructGEP(B: &Builder<'a>,
1086                               Pointer: &'a Value,
1087                               Idx: c_uint,
1088                               Name: *const c_char)
1089                               -> &'a Value;
1090
1091     // Casts
1092     pub fn LLVMBuildTrunc(B: &Builder<'a>,
1093                           Val: &'a Value,
1094                           DestTy: &'a Type,
1095                           Name: *const c_char)
1096                           -> &'a Value;
1097     pub fn LLVMBuildZExt(B: &Builder<'a>,
1098                          Val: &'a Value,
1099                          DestTy: &'a Type,
1100                          Name: *const c_char)
1101                          -> &'a Value;
1102     pub fn LLVMBuildSExt(B: &Builder<'a>,
1103                          Val: &'a Value,
1104                          DestTy: &'a Type,
1105                          Name: *const c_char)
1106                          -> &'a Value;
1107     pub fn LLVMBuildFPToUI(B: &Builder<'a>,
1108                            Val: &'a Value,
1109                            DestTy: &'a Type,
1110                            Name: *const c_char)
1111                            -> &'a Value;
1112     pub fn LLVMBuildFPToSI(B: &Builder<'a>,
1113                            Val: &'a Value,
1114                            DestTy: &'a Type,
1115                            Name: *const c_char)
1116                            -> &'a Value;
1117     pub fn LLVMBuildUIToFP(B: &Builder<'a>,
1118                            Val: &'a Value,
1119                            DestTy: &'a Type,
1120                            Name: *const c_char)
1121                            -> &'a Value;
1122     pub fn LLVMBuildSIToFP(B: &Builder<'a>,
1123                            Val: &'a Value,
1124                            DestTy: &'a Type,
1125                            Name: *const c_char)
1126                            -> &'a Value;
1127     pub fn LLVMBuildFPTrunc(B: &Builder<'a>,
1128                             Val: &'a Value,
1129                             DestTy: &'a Type,
1130                             Name: *const c_char)
1131                             -> &'a Value;
1132     pub fn LLVMBuildFPExt(B: &Builder<'a>,
1133                           Val: &'a Value,
1134                           DestTy: &'a Type,
1135                           Name: *const c_char)
1136                           -> &'a Value;
1137     pub fn LLVMBuildPtrToInt(B: &Builder<'a>,
1138                              Val: &'a Value,
1139                              DestTy: &'a Type,
1140                              Name: *const c_char)
1141                              -> &'a Value;
1142     pub fn LLVMBuildIntToPtr(B: &Builder<'a>,
1143                              Val: &'a Value,
1144                              DestTy: &'a Type,
1145                              Name: *const c_char)
1146                              -> &'a Value;
1147     pub fn LLVMBuildBitCast(B: &Builder<'a>,
1148                             Val: &'a Value,
1149                             DestTy: &'a Type,
1150                             Name: *const c_char)
1151                             -> &'a Value;
1152     pub fn LLVMBuildPointerCast(B: &Builder<'a>,
1153                                 Val: &'a Value,
1154                                 DestTy: &'a Type,
1155                                 Name: *const c_char)
1156                                 -> &'a Value;
1157     pub fn LLVMRustBuildIntCast(B: &Builder<'a>,
1158                                 Val: &'a Value,
1159                                 DestTy: &'a Type,
1160                                 IsSized: bool)
1161                                 -> &'a Value;
1162
1163     // Comparisons
1164     pub fn LLVMBuildICmp(B: &Builder<'a>,
1165                          Op: c_uint,
1166                          LHS: &'a Value,
1167                          RHS: &'a Value,
1168                          Name: *const c_char)
1169                          -> &'a Value;
1170     pub fn LLVMBuildFCmp(B: &Builder<'a>,
1171                          Op: c_uint,
1172                          LHS: &'a Value,
1173                          RHS: &'a Value,
1174                          Name: *const c_char)
1175                          -> &'a Value;
1176
1177     // Miscellaneous instructions
1178     pub fn LLVMBuildPhi(B: &Builder<'a>, Ty: &'a Type, Name: *const c_char) -> &'a Value;
1179     pub fn LLVMRustBuildCall(B: &Builder<'a>,
1180                              Fn: &'a Value,
1181                              Args: *const &'a Value,
1182                              NumArgs: c_uint,
1183                              Bundle: Option<&OperandBundleDef<'a>>,
1184                              Name: *const c_char)
1185                              -> &'a Value;
1186     pub fn LLVMRustBuildMemCpy(B: &Builder<'a>,
1187                                Dst: &'a Value,
1188                                DstAlign: c_uint,
1189                                Src: &'a Value,
1190                                SrcAlign: c_uint,
1191                                Size: &'a Value,
1192                                IsVolatile: bool)
1193                                -> &'a Value;
1194     pub fn LLVMRustBuildMemMove(B: &Builder<'a>,
1195                                 Dst: &'a Value,
1196                                 DstAlign: c_uint,
1197                                 Src: &'a Value,
1198                                 SrcAlign: c_uint,
1199                                 Size: &'a Value,
1200                                 IsVolatile: bool)
1201                                 -> &'a Value;
1202     pub fn LLVMBuildSelect(B: &Builder<'a>,
1203                            If: &'a Value,
1204                            Then: &'a Value,
1205                            Else: &'a Value,
1206                            Name: *const c_char)
1207                            -> &'a Value;
1208     pub fn LLVMBuildVAArg(B: &Builder<'a>,
1209                           list: &'a Value,
1210                           Ty: &'a Type,
1211                           Name: *const c_char)
1212                           -> &'a Value;
1213     pub fn LLVMBuildExtractElement(B: &Builder<'a>,
1214                                    VecVal: &'a Value,
1215                                    Index: &'a Value,
1216                                    Name: *const c_char)
1217                                    -> &'a Value;
1218     pub fn LLVMBuildInsertElement(B: &Builder<'a>,
1219                                   VecVal: &'a Value,
1220                                   EltVal: &'a Value,
1221                                   Index: &'a Value,
1222                                   Name: *const c_char)
1223                                   -> &'a Value;
1224     pub fn LLVMBuildShuffleVector(B: &Builder<'a>,
1225                                   V1: &'a Value,
1226                                   V2: &'a Value,
1227                                   Mask: &'a Value,
1228                                   Name: *const c_char)
1229                                   -> &'a Value;
1230     pub fn LLVMBuildExtractValue(B: &Builder<'a>,
1231                                  AggVal: &'a Value,
1232                                  Index: c_uint,
1233                                  Name: *const c_char)
1234                                  -> &'a Value;
1235     pub fn LLVMBuildInsertValue(B: &Builder<'a>,
1236                                 AggVal: &'a Value,
1237                                 EltVal: &'a Value,
1238                                 Index: c_uint,
1239                                 Name: *const c_char)
1240                                 -> &'a Value;
1241
1242     pub fn LLVMRustBuildVectorReduceFAdd(B: &Builder<'a>,
1243                                          Acc: &'a Value,
1244                                          Src: &'a Value)
1245                                          -> &'a Value;
1246     pub fn LLVMRustBuildVectorReduceFMul(B: &Builder<'a>,
1247                                          Acc: &'a Value,
1248                                          Src: &'a Value)
1249                                          -> &'a Value;
1250     pub fn LLVMRustBuildVectorReduceAdd(B: &Builder<'a>,
1251                                         Src: &'a Value)
1252                                         -> &'a Value;
1253     pub fn LLVMRustBuildVectorReduceMul(B: &Builder<'a>,
1254                                         Src: &'a Value)
1255                                         -> &'a Value;
1256     pub fn LLVMRustBuildVectorReduceAnd(B: &Builder<'a>,
1257                                         Src: &'a Value)
1258                                         -> &'a Value;
1259     pub fn LLVMRustBuildVectorReduceOr(B: &Builder<'a>,
1260                                        Src: &'a Value)
1261                                        -> &'a Value;
1262     pub fn LLVMRustBuildVectorReduceXor(B: &Builder<'a>,
1263                                         Src: &'a Value)
1264                                         -> &'a Value;
1265     pub fn LLVMRustBuildVectorReduceMin(B: &Builder<'a>,
1266                                         Src: &'a Value,
1267                                         IsSigned: bool)
1268                                         -> &'a Value;
1269     pub fn LLVMRustBuildVectorReduceMax(B: &Builder<'a>,
1270                                         Src: &'a Value,
1271                                         IsSigned: bool)
1272                                         -> &'a Value;
1273     pub fn LLVMRustBuildVectorReduceFMin(B: &Builder<'a>,
1274                                          Src: &'a Value,
1275                                          IsNaN: bool)
1276                                          -> &'a Value;
1277     pub fn LLVMRustBuildVectorReduceFMax(B: &Builder<'a>,
1278                                          Src: &'a Value,
1279                                          IsNaN: bool)
1280                                          -> &'a Value;
1281
1282     pub fn LLVMRustBuildMinNum(
1283         B: &Builder<'a>,
1284         LHS: &'a Value,
1285         LHS: &'a Value,
1286     ) -> &'a Value;
1287     pub fn LLVMRustBuildMaxNum(
1288         B: &Builder<'a>,
1289         LHS: &'a Value,
1290         LHS: &'a Value,
1291     ) -> &'a Value;
1292
1293     // Atomic Operations
1294     pub fn LLVMRustBuildAtomicLoad(B: &Builder<'a>,
1295                                    PointerVal: &'a Value,
1296                                    Name: *const c_char,
1297                                    Order: AtomicOrdering)
1298                                    -> &'a Value;
1299
1300     pub fn LLVMRustBuildAtomicStore(B: &Builder<'a>,
1301                                     Val: &'a Value,
1302                                     Ptr: &'a Value,
1303                                     Order: AtomicOrdering)
1304                                     -> &'a Value;
1305
1306     pub fn LLVMRustBuildAtomicCmpXchg(B: &Builder<'a>,
1307                                       LHS: &'a Value,
1308                                       CMP: &'a Value,
1309                                       RHS: &'a Value,
1310                                       Order: AtomicOrdering,
1311                                       FailureOrder: AtomicOrdering,
1312                                       Weak: Bool)
1313                                       -> &'a Value;
1314
1315     pub fn LLVMBuildAtomicRMW(B: &Builder<'a>,
1316                               Op: AtomicRmwBinOp,
1317                               LHS: &'a Value,
1318                               RHS: &'a Value,
1319                               Order: AtomicOrdering,
1320                               SingleThreaded: Bool)
1321                               -> &'a Value;
1322
1323     pub fn LLVMRustBuildAtomicFence(B: &Builder<'_>,
1324                                     Order: AtomicOrdering,
1325                                     Scope: SynchronizationScope);
1326
1327     /// Writes a module to the specified path. Returns 0 on success.
1328     pub fn LLVMWriteBitcodeToFile(M: &Module, Path: *const c_char) -> c_int;
1329
1330     /// Creates a pass manager.
1331     pub fn LLVMCreatePassManager() -> &'a mut PassManager<'a>;
1332
1333     /// Creates a function-by-function pass manager
1334     pub fn LLVMCreateFunctionPassManagerForModule(M: &'a Module) -> &'a mut PassManager<'a>;
1335
1336     /// Disposes a pass manager.
1337     pub fn LLVMDisposePassManager(PM: &'a mut PassManager<'a>);
1338
1339     /// Runs a pass manager on a module.
1340     pub fn LLVMRunPassManager(PM: &PassManager<'a>, M: &'a Module) -> Bool;
1341
1342     pub fn LLVMInitializePasses();
1343
1344     pub fn LLVMPassManagerBuilderCreate() -> &'static mut PassManagerBuilder;
1345     pub fn LLVMPassManagerBuilderDispose(PMB: &'static mut PassManagerBuilder);
1346     pub fn LLVMPassManagerBuilderSetSizeLevel(PMB: &PassManagerBuilder, Value: Bool);
1347     pub fn LLVMPassManagerBuilderSetDisableUnrollLoops(PMB: &PassManagerBuilder, Value: Bool);
1348     pub fn LLVMPassManagerBuilderUseInlinerWithThreshold(PMB: &PassManagerBuilder,
1349                                                          threshold: c_uint);
1350     pub fn LLVMPassManagerBuilderPopulateModulePassManager(PMB: &PassManagerBuilder,
1351                                                            PM: &PassManager<'_>);
1352
1353     pub fn LLVMPassManagerBuilderPopulateFunctionPassManager(PMB: &PassManagerBuilder,
1354                                                              PM: &PassManager<'_>);
1355     pub fn LLVMPassManagerBuilderPopulateLTOPassManager(PMB: &PassManagerBuilder,
1356                                                         PM: &PassManager<'_>,
1357                                                         Internalize: Bool,
1358                                                         RunInliner: Bool);
1359     pub fn LLVMRustPassManagerBuilderPopulateThinLTOPassManager(
1360         PMB: &PassManagerBuilder,
1361         PM: &PassManager<'_>);
1362
1363     // Stuff that's in rustllvm/ because it's not upstream yet.
1364
1365     /// Opens an object file.
1366     pub fn LLVMCreateObjectFile(
1367         MemBuf: &'static mut MemoryBuffer,
1368     ) -> Option<&'static mut ObjectFile>;
1369     /// Closes an object file.
1370     pub fn LLVMDisposeObjectFile(ObjFile: &'static mut ObjectFile);
1371
1372     /// Enumerates the sections in an object file.
1373     pub fn LLVMGetSections(ObjFile: &'a ObjectFile) -> &'a mut SectionIterator<'a>;
1374     /// Destroys a section iterator.
1375     pub fn LLVMDisposeSectionIterator(SI: &'a mut SectionIterator<'a>);
1376     /// Returns `true` if the section iterator is at the end of the section
1377     /// list:
1378     pub fn LLVMIsSectionIteratorAtEnd(ObjFile: &'a ObjectFile, SI: &SectionIterator<'a>) -> Bool;
1379     /// Moves the section iterator to point to the next section.
1380     pub fn LLVMMoveToNextSection(SI: &SectionIterator<'_>);
1381     /// Returns the current section size.
1382     pub fn LLVMGetSectionSize(SI: &SectionIterator<'_>) -> c_ulonglong;
1383     /// Returns the current section contents as a string buffer.
1384     pub fn LLVMGetSectionContents(SI: &SectionIterator<'_>) -> *const c_char;
1385
1386     /// Reads the given file and returns it as a memory buffer. Use
1387     /// LLVMDisposeMemoryBuffer() to get rid of it.
1388     pub fn LLVMRustCreateMemoryBufferWithContentsOfFile(
1389         Path: *const c_char,
1390     ) -> Option<&'static mut MemoryBuffer>;
1391
1392     pub fn LLVMStartMultithreaded() -> Bool;
1393
1394     /// Returns a string describing the last error caused by an LLVMRust* call.
1395     pub fn LLVMRustGetLastError() -> *const c_char;
1396
1397     /// Print the pass timings since static dtors aren't picking them up.
1398     pub fn LLVMRustPrintPassTimings();
1399
1400     pub fn LLVMStructCreateNamed(C: &Context, Name: *const c_char) -> &Type;
1401
1402     pub fn LLVMStructSetBody(StructTy: &'a Type,
1403                              ElementTypes: *const &'a Type,
1404                              ElementCount: c_uint,
1405                              Packed: Bool);
1406
1407     /// Prepares inline assembly.
1408     pub fn LLVMRustInlineAsm(Ty: &Type,
1409                              AsmString: *const c_char,
1410                              Constraints: *const c_char,
1411                              SideEffects: Bool,
1412                              AlignStack: Bool,
1413                              Dialect: AsmDialect)
1414                              -> &Value;
1415     pub fn LLVMRustInlineAsmVerify(Ty: &Type,
1416                                    Constraints: *const c_char)
1417                                    -> bool;
1418
1419     pub fn LLVMRustDebugMetadataVersion() -> u32;
1420     pub fn LLVMRustVersionMajor() -> u32;
1421     pub fn LLVMRustVersionMinor() -> u32;
1422
1423     pub fn LLVMRustAddModuleFlag(M: &Module, name: *const c_char, value: u32);
1424
1425     pub fn LLVMRustMetadataAsValue(C: &'a Context, MD: &'a Metadata) -> &'a Value;
1426
1427     pub fn LLVMRustDIBuilderCreate(M: &'a Module) -> &'a mut DIBuilder<'a>;
1428
1429     pub fn LLVMRustDIBuilderDispose(Builder: &'a mut DIBuilder<'a>);
1430
1431     pub fn LLVMRustDIBuilderFinalize(Builder: &DIBuilder<'_>);
1432
1433     pub fn LLVMRustDIBuilderCreateCompileUnit(Builder: &DIBuilder<'a>,
1434                                               Lang: c_uint,
1435                                               File: &'a DIFile,
1436                                               Producer: *const c_char,
1437                                               isOptimized: bool,
1438                                               Flags: *const c_char,
1439                                               RuntimeVer: c_uint,
1440                                               SplitName: *const c_char,
1441                                               kind: DebugEmissionKind)
1442                                               -> &'a DIDescriptor;
1443
1444     pub fn LLVMRustDIBuilderCreateFile(Builder: &DIBuilder<'a>,
1445                                        Filename: *const c_char,
1446                                        Directory: *const c_char)
1447                                        -> &'a DIFile;
1448
1449     pub fn LLVMRustDIBuilderCreateSubroutineType(Builder: &DIBuilder<'a>,
1450                                                  File: &'a DIFile,
1451                                                  ParameterTypes: &'a DIArray)
1452                                                  -> &'a DICompositeType;
1453
1454     pub fn LLVMRustDIBuilderCreateFunction(Builder: &DIBuilder<'a>,
1455                                            Scope: &'a DIDescriptor,
1456                                            Name: *const c_char,
1457                                            LinkageName: *const c_char,
1458                                            File: &'a DIFile,
1459                                            LineNo: c_uint,
1460                                            Ty: &'a DIType,
1461                                            ScopeLine: c_uint,
1462                                            Flags: DIFlags,
1463                                            SPFlags: DISPFlags,
1464                                            Fn: &'a Value,
1465                                            TParam: &'a DIArray,
1466                                            Decl: Option<&'a DIDescriptor>)
1467                                            -> &'a DISubprogram;
1468
1469     pub fn LLVMRustDIBuilderCreateBasicType(Builder: &DIBuilder<'a>,
1470                                             Name: *const c_char,
1471                                             SizeInBits: u64,
1472                                             AlignInBits: u32,
1473                                             Encoding: c_uint)
1474                                             -> &'a DIBasicType;
1475
1476     pub fn LLVMRustDIBuilderCreatePointerType(Builder: &DIBuilder<'a>,
1477                                               PointeeTy: &'a DIType,
1478                                               SizeInBits: u64,
1479                                               AlignInBits: u32,
1480                                               Name: *const c_char)
1481                                               -> &'a DIDerivedType;
1482
1483     pub fn LLVMRustDIBuilderCreateStructType(Builder: &DIBuilder<'a>,
1484                                              Scope: Option<&'a DIDescriptor>,
1485                                              Name: *const c_char,
1486                                              File: &'a DIFile,
1487                                              LineNumber: c_uint,
1488                                              SizeInBits: u64,
1489                                              AlignInBits: u32,
1490                                              Flags: DIFlags,
1491                                              DerivedFrom: Option<&'a DIType>,
1492                                              Elements: &'a DIArray,
1493                                              RunTimeLang: c_uint,
1494                                              VTableHolder: Option<&'a DIType>,
1495                                              UniqueId: *const c_char)
1496                                              -> &'a DICompositeType;
1497
1498     pub fn LLVMRustDIBuilderCreateMemberType(Builder: &DIBuilder<'a>,
1499                                              Scope: &'a DIDescriptor,
1500                                              Name: *const c_char,
1501                                              File: &'a DIFile,
1502                                              LineNo: c_uint,
1503                                              SizeInBits: u64,
1504                                              AlignInBits: u32,
1505                                              OffsetInBits: u64,
1506                                              Flags: DIFlags,
1507                                              Ty: &'a DIType)
1508                                              -> &'a DIDerivedType;
1509
1510     pub fn LLVMRustDIBuilderCreateVariantMemberType(Builder: &DIBuilder<'a>,
1511                                                     Scope: &'a DIScope,
1512                                                     Name: *const c_char,
1513                                                     File: &'a DIFile,
1514                                                     LineNumber: c_uint,
1515                                                     SizeInBits: u64,
1516                                                     AlignInBits: u32,
1517                                                     OffsetInBits: u64,
1518                                                     Discriminant: Option<&'a Value>,
1519                                                     Flags: DIFlags,
1520                                                     Ty: &'a DIType)
1521                                                     -> &'a DIType;
1522
1523     pub fn LLVMRustDIBuilderCreateLexicalBlock(Builder: &DIBuilder<'a>,
1524                                                Scope: &'a DIScope,
1525                                                File: &'a DIFile,
1526                                                Line: c_uint,
1527                                                Col: c_uint)
1528                                                -> &'a DILexicalBlock;
1529
1530     pub fn LLVMRustDIBuilderCreateLexicalBlockFile(Builder: &DIBuilder<'a>,
1531                                                    Scope: &'a DIScope,
1532                                                    File: &'a DIFile)
1533                                                    -> &'a DILexicalBlock;
1534
1535     pub fn LLVMRustDIBuilderCreateStaticVariable(Builder: &DIBuilder<'a>,
1536                                                  Context: Option<&'a DIScope>,
1537                                                  Name: *const c_char,
1538                                                  LinkageName: *const c_char,
1539                                                  File: &'a DIFile,
1540                                                  LineNo: c_uint,
1541                                                  Ty: &'a DIType,
1542                                                  isLocalToUnit: bool,
1543                                                  Val: &'a Value,
1544                                                  Decl: Option<&'a DIDescriptor>,
1545                                                  AlignInBits: u32)
1546                                                  -> &'a DIGlobalVariableExpression;
1547
1548     pub fn LLVMRustDIBuilderCreateVariable(Builder: &DIBuilder<'a>,
1549                                            Tag: c_uint,
1550                                            Scope: &'a DIDescriptor,
1551                                            Name: *const c_char,
1552                                            File: &'a DIFile,
1553                                            LineNo: c_uint,
1554                                            Ty: &'a DIType,
1555                                            AlwaysPreserve: bool,
1556                                            Flags: DIFlags,
1557                                            ArgNo: c_uint,
1558                                            AlignInBits: u32)
1559                                            -> &'a DIVariable;
1560
1561     pub fn LLVMRustDIBuilderCreateArrayType(Builder: &DIBuilder<'a>,
1562                                             Size: u64,
1563                                             AlignInBits: u32,
1564                                             Ty: &'a DIType,
1565                                             Subscripts: &'a DIArray)
1566                                             -> &'a DIType;
1567
1568     pub fn LLVMRustDIBuilderGetOrCreateSubrange(Builder: &DIBuilder<'a>,
1569                                                 Lo: i64,
1570                                                 Count: i64)
1571                                                 -> &'a DISubrange;
1572
1573     pub fn LLVMRustDIBuilderGetOrCreateArray(Builder: &DIBuilder<'a>,
1574                                              Ptr: *const Option<&'a DIDescriptor>,
1575                                              Count: c_uint)
1576                                              -> &'a DIArray;
1577
1578     pub fn LLVMRustDIBuilderInsertDeclareAtEnd(Builder: &DIBuilder<'a>,
1579                                                Val: &'a Value,
1580                                                VarInfo: &'a DIVariable,
1581                                                AddrOps: *const i64,
1582                                                AddrOpsCount: c_uint,
1583                                                DL: &'a Value,
1584                                                InsertAtEnd: &'a BasicBlock)
1585                                                -> &'a Value;
1586
1587     pub fn LLVMRustDIBuilderCreateEnumerator(Builder: &DIBuilder<'a>,
1588                                              Name: *const c_char,
1589                                              Val: u64)
1590                                              -> &'a DIEnumerator;
1591
1592     pub fn LLVMRustDIBuilderCreateEnumerationType(Builder: &DIBuilder<'a>,
1593                                                   Scope: &'a DIScope,
1594                                                   Name: *const c_char,
1595                                                   File: &'a DIFile,
1596                                                   LineNumber: c_uint,
1597                                                   SizeInBits: u64,
1598                                                   AlignInBits: u32,
1599                                                   Elements: &'a DIArray,
1600                                                   ClassType: &'a DIType,
1601                                                   IsScoped: bool)
1602                                                   -> &'a DIType;
1603
1604     pub fn LLVMRustDIBuilderCreateUnionType(Builder: &DIBuilder<'a>,
1605                                             Scope: &'a DIScope,
1606                                             Name: *const c_char,
1607                                             File: &'a DIFile,
1608                                             LineNumber: c_uint,
1609                                             SizeInBits: u64,
1610                                             AlignInBits: u32,
1611                                             Flags: DIFlags,
1612                                             Elements: Option<&'a DIArray>,
1613                                             RunTimeLang: c_uint,
1614                                             UniqueId: *const c_char)
1615                                             -> &'a DIType;
1616
1617     pub fn LLVMRustDIBuilderCreateVariantPart(Builder: &DIBuilder<'a>,
1618                                               Scope: &'a DIScope,
1619                                               Name: *const c_char,
1620                                               File: &'a DIFile,
1621                                               LineNo: c_uint,
1622                                               SizeInBits: u64,
1623                                               AlignInBits: u32,
1624                                               Flags: DIFlags,
1625                                               Discriminator: Option<&'a DIDerivedType>,
1626                                               Elements: &'a DIArray,
1627                                               UniqueId: *const c_char)
1628                                               -> &'a DIDerivedType;
1629
1630     pub fn LLVMSetUnnamedAddr(GlobalVar: &Value, UnnamedAddr: Bool);
1631
1632     pub fn LLVMRustDIBuilderCreateTemplateTypeParameter(Builder: &DIBuilder<'a>,
1633                                                         Scope: Option<&'a DIScope>,
1634                                                         Name: *const c_char,
1635                                                         Ty: &'a DIType,
1636                                                         File: &'a DIFile,
1637                                                         LineNo: c_uint,
1638                                                         ColumnNo: c_uint)
1639                                                         -> &'a DITemplateTypeParameter;
1640
1641
1642     pub fn LLVMRustDIBuilderCreateNameSpace(Builder: &DIBuilder<'a>,
1643                                             Scope: Option<&'a DIScope>,
1644                                             Name: *const c_char,
1645                                             File: &'a DIFile,
1646                                             LineNo: c_uint)
1647                                             -> &'a DINameSpace;
1648
1649     pub fn LLVMRustDICompositeTypeReplaceArrays(Builder: &DIBuilder<'a>,
1650                                                 CompositeType: &'a DIType,
1651                                                 Elements: Option<&'a DIArray>,
1652                                                 Params: Option<&'a DIArray>);
1653
1654
1655     pub fn LLVMRustDIBuilderCreateDebugLocation(Context: &'a Context,
1656                                                 Line: c_uint,
1657                                                 Column: c_uint,
1658                                                 Scope: &'a DIScope,
1659                                                 InlinedAt: Option<&'a Metadata>)
1660                                                 -> &'a Value;
1661     pub fn LLVMRustDIBuilderCreateOpDeref() -> i64;
1662     pub fn LLVMRustDIBuilderCreateOpPlusUconst() -> i64;
1663
1664     #[allow(improper_ctypes)]
1665     pub fn LLVMRustWriteTypeToString(Type: &Type, s: &RustString);
1666     #[allow(improper_ctypes)]
1667     pub fn LLVMRustWriteValueToString(value_ref: &Value, s: &RustString);
1668
1669     pub fn LLVMIsAConstantInt(value_ref: &Value) -> Option<&Value>;
1670
1671     pub fn LLVMRustPassKind(Pass: &Pass) -> PassKind;
1672     pub fn LLVMRustFindAndCreatePass(Pass: *const c_char) -> Option<&'static mut Pass>;
1673     pub fn LLVMRustAddPass(PM: &PassManager<'_>, Pass: &'static mut Pass);
1674     pub fn LLVMRustAddLastExtensionPasses(PMB: &PassManagerBuilder,
1675                                           Passes: *const &'static mut Pass,
1676                                           NumPasses: size_t);
1677
1678     pub fn LLVMRustHasFeature(T: &TargetMachine, s: *const c_char) -> bool;
1679
1680     pub fn LLVMRustPrintTargetCPUs(T: &TargetMachine);
1681     pub fn LLVMRustPrintTargetFeatures(T: &TargetMachine);
1682
1683     pub fn LLVMRustGetHostCPUName(len: *mut usize) -> *const c_char;
1684     pub fn LLVMRustCreateTargetMachine(Triple: *const c_char,
1685                                        CPU: *const c_char,
1686                                        Features: *const c_char,
1687                                        Model: CodeModel,
1688                                        Reloc: RelocMode,
1689                                        Level: CodeGenOptLevel,
1690                                        UseSoftFP: bool,
1691                                        PositionIndependentExecutable: bool,
1692                                        FunctionSections: bool,
1693                                        DataSections: bool,
1694                                        TrapUnreachable: bool,
1695                                        Singlethread: bool,
1696                                        AsmComments: bool,
1697                                        EmitStackSizeSection: bool)
1698                                        -> Option<&'static mut TargetMachine>;
1699     pub fn LLVMRustDisposeTargetMachine(T: &'static mut TargetMachine);
1700     pub fn LLVMRustAddAnalysisPasses(T: &'a TargetMachine, PM: &PassManager<'a>, M: &'a Module);
1701     pub fn LLVMRustAddBuilderLibraryInfo(PMB: &'a PassManagerBuilder,
1702                                          M: &'a Module,
1703                                          DisableSimplifyLibCalls: bool);
1704     pub fn LLVMRustConfigurePassManagerBuilder(PMB: &PassManagerBuilder,
1705                                                OptLevel: CodeGenOptLevel,
1706                                                MergeFunctions: bool,
1707                                                SLPVectorize: bool,
1708                                                LoopVectorize: bool,
1709                                                PrepareForThinLTO: bool,
1710                                                PGOGenPath: *const c_char,
1711                                                PGOUsePath: *const c_char);
1712     pub fn LLVMRustAddLibraryInfo(PM: &PassManager<'a>,
1713                                   M: &'a Module,
1714                                   DisableSimplifyLibCalls: bool);
1715     pub fn LLVMRustRunFunctionPassManager(PM: &PassManager<'a>, M: &'a Module);
1716     pub fn LLVMRustWriteOutputFile(T: &'a TargetMachine,
1717                                    PM: &PassManager<'a>,
1718                                    M: &'a Module,
1719                                    Output: *const c_char,
1720                                    FileType: FileType)
1721                                    -> LLVMRustResult;
1722     pub fn LLVMRustPrintModule(PM: &PassManager<'a>,
1723                                M: &'a Module,
1724                                Output: *const c_char,
1725                                Demangle: extern fn(*const c_char,
1726                                                    size_t,
1727                                                    *mut c_char,
1728                                                    size_t) -> size_t,
1729                                ) -> LLVMRustResult;
1730     pub fn LLVMRustSetLLVMOptions(Argc: c_int, Argv: *const *const c_char);
1731     pub fn LLVMRustPrintPasses();
1732     pub fn LLVMRustSetNormalizedTarget(M: &Module, triple: *const c_char);
1733     pub fn LLVMRustAddAlwaysInlinePass(P: &PassManagerBuilder, AddLifetimes: bool);
1734     pub fn LLVMRustRunRestrictionPass(M: &Module, syms: *const *const c_char, len: size_t);
1735     pub fn LLVMRustMarkAllFunctionsNounwind(M: &Module);
1736
1737     pub fn LLVMRustOpenArchive(path: *const c_char) -> Option<&'static mut Archive>;
1738     pub fn LLVMRustArchiveIteratorNew(AR: &'a Archive) -> &'a mut ArchiveIterator<'a>;
1739     pub fn LLVMRustArchiveIteratorNext(
1740         AIR: &ArchiveIterator<'a>,
1741     ) -> Option<&'a mut ArchiveChild<'a>>;
1742     pub fn LLVMRustArchiveChildName(ACR: &ArchiveChild<'_>, size: &mut size_t) -> *const c_char;
1743     pub fn LLVMRustArchiveChildData(ACR: &ArchiveChild<'_>, size: &mut size_t) -> *const c_char;
1744     pub fn LLVMRustArchiveChildFree(ACR: &'a mut ArchiveChild<'a>);
1745     pub fn LLVMRustArchiveIteratorFree(AIR: &'a mut ArchiveIterator<'a>);
1746     pub fn LLVMRustDestroyArchive(AR: &'static mut Archive);
1747
1748     #[allow(improper_ctypes)]
1749     pub fn LLVMRustGetSectionName(SI: &SectionIterator<'_>,
1750                                   data: &mut Option<std::ptr::NonNull<c_char>>) -> size_t;
1751
1752     #[allow(improper_ctypes)]
1753     pub fn LLVMRustWriteTwineToString(T: &Twine, s: &RustString);
1754
1755     pub fn LLVMContextSetDiagnosticHandler(C: &Context,
1756                                            Handler: DiagnosticHandler,
1757                                            DiagnosticContext: *mut c_void);
1758
1759     #[allow(improper_ctypes)]
1760     pub fn LLVMRustUnpackOptimizationDiagnostic(DI: &'a DiagnosticInfo,
1761                                                 pass_name_out: &RustString,
1762                                                 function_out: &mut Option<&'a Value>,
1763                                                 loc_line_out: &mut c_uint,
1764                                                 loc_column_out: &mut c_uint,
1765                                                 loc_filename_out: &RustString,
1766                                                 message_out: &RustString);
1767
1768     pub fn LLVMRustUnpackInlineAsmDiagnostic(DI: &'a DiagnosticInfo,
1769                                              cookie_out: &mut c_uint,
1770                                              message_out: &mut Option<&'a Twine>,
1771                                              instruction_out: &mut Option<&'a Value>);
1772
1773     #[allow(improper_ctypes)]
1774     pub fn LLVMRustWriteDiagnosticInfoToString(DI: &DiagnosticInfo, s: &RustString);
1775     pub fn LLVMRustGetDiagInfoKind(DI: &DiagnosticInfo) -> DiagnosticKind;
1776
1777     pub fn LLVMRustSetInlineAsmDiagnosticHandler(C: &Context,
1778                                                  H: InlineAsmDiagHandler,
1779                                                  CX: *mut c_void);
1780
1781     #[allow(improper_ctypes)]
1782     pub fn LLVMRustWriteSMDiagnosticToString(d: &SMDiagnostic, s: &RustString);
1783
1784     pub fn LLVMRustWriteArchive(Dst: *const c_char,
1785                                 NumMembers: size_t,
1786                                 Members: *const &RustArchiveMember<'_>,
1787                                 WriteSymbtab: bool,
1788                                 Kind: ArchiveKind)
1789                                 -> LLVMRustResult;
1790     pub fn LLVMRustArchiveMemberNew(Filename: *const c_char,
1791                                     Name: *const c_char,
1792                                     Child: Option<&ArchiveChild<'a>>)
1793                                     -> &'a mut RustArchiveMember<'a>;
1794     pub fn LLVMRustArchiveMemberFree(Member: &'a mut RustArchiveMember<'a>);
1795
1796     pub fn LLVMRustSetDataLayoutFromTargetMachine(M: &'a Module, TM: &'a TargetMachine);
1797
1798     pub fn LLVMRustBuildOperandBundleDef(Name: *const c_char,
1799                                          Inputs: *const &'a Value,
1800                                          NumInputs: c_uint)
1801                                          -> &'a mut OperandBundleDef<'a>;
1802     pub fn LLVMRustFreeOperandBundleDef(Bundle: &'a mut OperandBundleDef<'a>);
1803
1804     pub fn LLVMRustPositionBuilderAtStart(B: &Builder<'a>, BB: &'a BasicBlock);
1805
1806     pub fn LLVMRustSetComdat(M: &'a Module, V: &'a Value, Name: *const c_char);
1807     pub fn LLVMRustUnsetComdat(V: &Value);
1808     pub fn LLVMRustSetModulePIELevel(M: &Module);
1809     pub fn LLVMRustModuleBufferCreate(M: &Module) -> &'static mut ModuleBuffer;
1810     pub fn LLVMRustModuleBufferPtr(p: &ModuleBuffer) -> *const u8;
1811     pub fn LLVMRustModuleBufferLen(p: &ModuleBuffer) -> usize;
1812     pub fn LLVMRustModuleBufferFree(p: &'static mut ModuleBuffer);
1813     pub fn LLVMRustModuleCost(M: &Module) -> u64;
1814
1815     pub fn LLVMRustThinLTOBufferCreate(M: &Module) -> &'static mut ThinLTOBuffer;
1816     pub fn LLVMRustThinLTOBufferFree(M: &'static mut ThinLTOBuffer);
1817     pub fn LLVMRustThinLTOBufferPtr(M: &ThinLTOBuffer) -> *const c_char;
1818     pub fn LLVMRustThinLTOBufferLen(M: &ThinLTOBuffer) -> size_t;
1819     pub fn LLVMRustCreateThinLTOData(
1820         Modules: *const ThinLTOModule,
1821         NumModules: c_uint,
1822         PreservedSymbols: *const *const c_char,
1823         PreservedSymbolsLen: c_uint,
1824     ) -> Option<&'static mut ThinLTOData>;
1825     pub fn LLVMRustPrepareThinLTORename(
1826         Data: &ThinLTOData,
1827         Module: &Module,
1828     ) -> bool;
1829     pub fn LLVMRustPrepareThinLTOResolveWeak(
1830         Data: &ThinLTOData,
1831         Module: &Module,
1832     ) -> bool;
1833     pub fn LLVMRustPrepareThinLTOInternalize(
1834         Data: &ThinLTOData,
1835         Module: &Module,
1836     ) -> bool;
1837     pub fn LLVMRustPrepareThinLTOImport(
1838         Data: &ThinLTOData,
1839         Module: &Module,
1840     ) -> bool;
1841     pub fn LLVMRustGetThinLTOModuleImports(
1842         Data: *const ThinLTOData,
1843         ModuleNameCallback: ThinLTOModuleNameCallback,
1844         CallbackPayload: *mut c_void,
1845     );
1846     pub fn LLVMRustFreeThinLTOData(Data: &'static mut ThinLTOData);
1847     pub fn LLVMRustParseBitcodeForLTO(
1848         Context: &Context,
1849         Data: *const u8,
1850         len: usize,
1851         Identifier: *const c_char,
1852     ) -> Option<&Module>;
1853     pub fn LLVMRustThinLTOGetDICompileUnit(M: &Module,
1854                                            CU1: &mut *mut c_void,
1855                                            CU2: &mut *mut c_void);
1856     pub fn LLVMRustThinLTOPatchDICompileUnit(M: &Module, CU: *mut c_void);
1857
1858     pub fn LLVMRustLinkerNew(M: &'a Module) -> &'a mut Linker<'a>;
1859     pub fn LLVMRustLinkerAdd(linker: &Linker<'_>,
1860                              bytecode: *const c_char,
1861                              bytecode_len: usize) -> bool;
1862     pub fn LLVMRustLinkerFree(linker: &'a mut Linker<'a>);
1863 }