LLVM.cpp

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//===- LLVM.cpp - C Interface for LLVM dialect ----------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#include "mlir-c/Dialect/LLVM.h"
#include "mlir-c/IR.h"
#include "mlir-c/Support.h"
#include "mlir/CAPI/Registration.h"
#include "mlir/CAPI/Wrap.h"
#include "mlir/Dialect/LLVMIR/LLVMAttrs.h"
#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
#include "mlir/Dialect/LLVMIR/LLVMTypes.h"
#include "llvm-c/Core.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/SmallVectorExtras.h"
 
using namespace mlir;
using namespace mlir::LLVM;
 
MLIR_DEFINE_CAPI_DIALECT_REGISTRATION(LLVM, llvm, LLVMDialect)
 
MlirType mlirLLVMPointerTypeGet(MlirContext ctx, unsigned addressSpace) {
  return wrap(LLVMPointerType::get(unwrap(ctx), addressSpace));
}
 
bool mlirTypeIsALLVMPointerType(MlirType type) {
  return isa<LLVM::LLVMPointerType>(unwrap(type));
}
 
unsigned mlirLLVMPointerTypeGetAddressSpace(MlirType pointerType) {
  return cast<LLVM::LLVMPointerType>(unwrap(pointerType)).getAddressSpace();
}
 
MlirType mlirLLVMVoidTypeGet(MlirContext ctx) {
  return wrap(LLVMVoidType::get(unwrap(ctx)));
}
 
MlirType mlirLLVMArrayTypeGet(MlirType elementType, unsigned numElements) {
  return wrap(LLVMArrayType::get(unwrap(elementType), numElements));
}
 
MlirType mlirLLVMFunctionTypeGet(MlirType resultType, intptr_t nArgumentTypes,
                                 MlirType const *argumentTypes, bool isVarArg) {
  SmallVector<Type, 2> argumentStorage;
  return wrap(LLVMFunctionType::get(
      unwrap(resultType),
      unwrapList(nArgumentTypes, argumentTypes, argumentStorage), isVarArg));
}
 
bool mlirTypeIsALLVMStructType(MlirType type) {
  return isa<LLVM::LLVMStructType>(unwrap(type));
}
 
bool mlirLLVMStructTypeIsLiteral(MlirType type) {
  return !cast<LLVM::LLVMStructType>(unwrap(type)).isIdentified();
}
 
intptr_t mlirLLVMStructTypeGetNumElementTypes(MlirType type) {
  return cast<LLVM::LLVMStructType>(unwrap(type)).getBody().size();
}
 
MlirType mlirLLVMStructTypeGetElementType(MlirType type, intptr_t position) {
  return wrap(cast<LLVM::LLVMStructType>(unwrap(type)).getBody()[position]);
}
 
bool mlirLLVMStructTypeIsPacked(MlirType type) {
  return cast<LLVM::LLVMStructType>(unwrap(type)).isPacked();
}
 
MlirStringRef mlirLLVMStructTypeGetIdentifier(MlirType type) {
  return wrap(cast<LLVM::LLVMStructType>(unwrap(type)).getName());
}
 
bool mlirLLVMStructTypeIsOpaque(MlirType type) {
  return cast<LLVM::LLVMStructType>(unwrap(type)).isOpaque();
}
 
MlirType mlirLLVMStructTypeLiteralGet(MlirContext ctx, intptr_t nFieldTypes,
                                      MlirType const *fieldTypes,
                                      bool isPacked) {
  SmallVector<Type> fieldStorage;
  return wrap(LLVMStructType::getLiteral(
      unwrap(ctx), unwrapList(nFieldTypes, fieldTypes, fieldStorage),
      isPacked));
}
 
MlirType mlirLLVMStructTypeLiteralGetChecked(MlirLocation loc,
                                             intptr_t nFieldTypes,
                                             MlirType const *fieldTypes,
                                             bool isPacked) {
  SmallVector<Type> fieldStorage;
  return wrap(LLVMStructType::getLiteralChecked(
      [loc]() { return emitError(unwrap(loc)); }, unwrap(loc)->getContext(),
      unwrapList(nFieldTypes, fieldTypes, fieldStorage), isPacked));
}
 
MlirType mlirLLVMStructTypeOpaqueGet(MlirContext ctx, MlirStringRef name) {
  return wrap(LLVMStructType::getOpaque(unwrap(name), unwrap(ctx)));
}
 
MlirType mlirLLVMStructTypeIdentifiedGet(MlirContext ctx, MlirStringRef name) {
  return wrap(LLVMStructType::getIdentified(unwrap(ctx), unwrap(name)));
}
 
MlirType mlirLLVMStructTypeIdentifiedNewGet(MlirContext ctx, MlirStringRef name,
                                            intptr_t nFieldTypes,
                                            MlirType const *fieldTypes,
                                            bool isPacked) {
  SmallVector<Type> fields;
  return wrap(LLVMStructType::getNewIdentified(
      unwrap(ctx), unwrap(name), unwrapList(nFieldTypes, fieldTypes, fields),
      isPacked));
}
 
MlirLogicalResult mlirLLVMStructTypeSetBody(MlirType structType,
                                            intptr_t nFieldTypes,
                                            MlirType const *fieldTypes,
                                            bool isPacked) {
  SmallVector<Type> fields;
  return wrap(
      cast<LLVM::LLVMStructType>(unwrap(structType))
          .setBody(unwrapList(nFieldTypes, fieldTypes, fields), isPacked));
}
 
MlirAttribute mlirLLVMDIExpressionElemAttrGet(MlirContext ctx,
                                              unsigned int opcode,
                                              intptr_t nArguments,
                                              uint64_t const *arguments) {
  auto list = ArrayRef<uint64_t>(arguments, nArguments);
  return wrap(DIExpressionElemAttr::get(unwrap(ctx), opcode, list));
}
 
MlirAttribute mlirLLVMDIExpressionAttrGet(MlirContext ctx, intptr_t nOperations,
                                          MlirAttribute const *operations) {
  SmallVector<Attribute> attrStorage;
  attrStorage.reserve(nOperations);
 
  return wrap(DIExpressionAttr::get(
      unwrap(ctx),
      llvm::map_to_vector(
          unwrapList(nOperations, operations, attrStorage),
          [](Attribute a) { return cast<DIExpressionElemAttr>(a); })));
}
 
MlirAttribute mlirLLVMDINullTypeAttrGet(MlirContext ctx) {
  return wrap(DINullTypeAttr::get(unwrap(ctx)));
}
 
MlirAttribute mlirLLVMDIBasicTypeAttrGet(MlirContext ctx, unsigned int tag,
                                         MlirAttribute name,
                                         uint64_t sizeInBits,
                                         MlirLLVMTypeEncoding encoding) {
 
  return wrap(DIBasicTypeAttr::get(
      unwrap(ctx), tag, cast<StringAttr>(unwrap(name)), sizeInBits, encoding));
}
 
MlirAttribute mlirLLVMDICompositeTypeAttrGet(
    MlirContext ctx, unsigned int tag, MlirAttribute recId, MlirAttribute name,
    MlirAttribute file, uint32_t line, MlirAttribute scope,
    MlirAttribute baseType, int64_t flags, uint64_t sizeInBits,
    uint64_t alignInBits, intptr_t nElements, MlirAttribute const *elements,
    MlirAttribute dataLocation, MlirAttribute rank, MlirAttribute allocated,
    MlirAttribute associated) {
  SmallVector<Attribute> elementsStorage;
  elementsStorage.reserve(nElements);
 
  return wrap(DICompositeTypeAttr::get(
      unwrap(ctx), tag, cast<DistinctAttr>(unwrap(recId)),
      cast<StringAttr>(unwrap(name)), cast<DIFileAttr>(unwrap(file)), line,
      cast<DIScopeAttr>(unwrap(scope)), cast<DITypeAttr>(unwrap(baseType)),
      DIFlags(flags), sizeInBits, alignInBits,
      llvm::map_to_vector(unwrapList(nElements, elements, elementsStorage),
                          [](Attribute a) { return cast<DINodeAttr>(a); }),
      cast<DIExpressionAttr>(unwrap(dataLocation)),
      cast<DIExpressionAttr>(unwrap(rank)),
      cast<DIExpressionAttr>(unwrap(allocated)),
      cast<DIExpressionAttr>(unwrap(associated))));
}
 
MlirAttribute mlirLLVMDIDerivedTypeAttrGet(
    MlirContext ctx, unsigned int tag, MlirAttribute name,
    MlirAttribute baseType, uint64_t sizeInBits, uint32_t alignInBits,
    uint64_t offsetInBits, int64_t dwarfAddressSpace, MlirAttribute extraData) {
  std::optional<unsigned> addressSpace = std::nullopt;
  if (dwarfAddressSpace >= 0)
    addressSpace = (unsigned)dwarfAddressSpace;
  return wrap(DIDerivedTypeAttr::get(
      unwrap(ctx), tag, cast<StringAttr>(unwrap(name)),
      cast<DITypeAttr>(unwrap(baseType)), sizeInBits, alignInBits, offsetInBits,
      addressSpace, cast<DINodeAttr>(unwrap(extraData))));
}
 
MlirAttribute mlirLLVMDIStringTypeAttrGet(
    MlirContext ctx, unsigned int tag, MlirAttribute name, uint64_t sizeInBits,
    uint32_t alignInBits, MlirAttribute stringLength,
    MlirAttribute stringLengthExp, MlirAttribute stringLocationExp,
    MlirLLVMTypeEncoding encoding) {
  return wrap(DIStringTypeAttr::get(
      unwrap(ctx), tag, cast<StringAttr>(unwrap(name)), sizeInBits, alignInBits,
      cast<DIVariableAttr>(unwrap(stringLength)),
      cast<DIExpressionAttr>(unwrap(stringLengthExp)),
      cast<DIExpressionAttr>(unwrap(stringLocationExp)), encoding));
}
 
MlirAttribute
mlirLLVMDIDerivedTypeAttrGetBaseType(MlirAttribute diDerivedType) {
  return wrap(cast<DIDerivedTypeAttr>(unwrap(diDerivedType)).getBaseType());
}
 
MlirAttribute mlirLLVMCConvAttrGet(MlirContext ctx, MlirLLVMCConv cconv) {
  return wrap(CConvAttr::get(unwrap(ctx), CConv(cconv)));
}
 
MlirAttribute mlirLLVMComdatAttrGet(MlirContext ctx, MlirLLVMComdat comdat) {
  return wrap(ComdatAttr::get(unwrap(ctx), comdat::Comdat(comdat)));
}
 
MlirAttribute mlirLLVMLinkageAttrGet(MlirContext ctx, MlirLLVMLinkage linkage) {
  return wrap(LinkageAttr::get(unwrap(ctx), linkage::Linkage(linkage)));
}
 
MlirAttribute mlirLLVMDIFileAttrGet(MlirContext ctx, MlirAttribute name,
                                    MlirAttribute directory) {
  return wrap(DIFileAttr::get(unwrap(ctx), cast<StringAttr>(unwrap(name)),
                              cast<StringAttr>(unwrap(directory))));
}
 
MlirAttribute
mlirLLVMDICompileUnitAttrGet(MlirContext ctx, MlirAttribute id,
                             unsigned int sourceLanguage, MlirAttribute file,
                             MlirAttribute producer, bool isOptimized,
                             MlirLLVMDIEmissionKind emissionKind,
                             MlirLLVMDINameTableKind nameTableKind) {
  return wrap(DICompileUnitAttr::get(
      unwrap(ctx), cast<DistinctAttr>(unwrap(id)), sourceLanguage,
      cast<DIFileAttr>(unwrap(file)), cast<StringAttr>(unwrap(producer)),
      isOptimized, DIEmissionKind(emissionKind),
      DINameTableKind(nameTableKind)));
}
 
MlirAttribute mlirLLVMDIFlagsAttrGet(MlirContext ctx, uint64_t value) {
  return wrap(DIFlagsAttr::get(unwrap(ctx), DIFlags(value)));
}
 
MlirAttribute mlirLLVMDILexicalBlockAttrGet(MlirContext ctx,
                                            MlirAttribute scope,
                                            MlirAttribute file,
                                            unsigned int line,
                                            unsigned int column) {
  return wrap(
      DILexicalBlockAttr::get(unwrap(ctx), cast<DIScopeAttr>(unwrap(scope)),
                              cast<DIFileAttr>(unwrap(file)), line, column));
}
 
MlirAttribute mlirLLVMDILexicalBlockFileAttrGet(MlirContext ctx,
                                                MlirAttribute scope,
                                                MlirAttribute file,
                                                unsigned int discriminator) {
  return wrap(DILexicalBlockFileAttr::get(
      unwrap(ctx), cast<DIScopeAttr>(unwrap(scope)),
      cast<DIFileAttr>(unwrap(file)), discriminator));
}
 
MlirAttribute mlirLLVMDILocalVariableAttrGet(
    MlirContext ctx, MlirAttribute scope, MlirAttribute name,
    MlirAttribute diFile, unsigned int line, unsigned int arg,
    unsigned int alignInBits, MlirAttribute diType, int64_t flags) {
  return wrap(DILocalVariableAttr::get(
      unwrap(ctx), cast<DIScopeAttr>(unwrap(scope)),
      cast<StringAttr>(unwrap(name)), cast<DIFileAttr>(unwrap(diFile)), line,
      arg, alignInBits, cast<DITypeAttr>(unwrap(diType)), DIFlags(flags)));
}
 
MlirAttribute mlirLLVMDISubroutineTypeAttrGet(MlirContext ctx,
                                              unsigned int callingConvention,
                                              intptr_t nTypes,
                                              MlirAttribute const *types) {
  SmallVector<Attribute> attrStorage;
  attrStorage.reserve(nTypes);
 
  return wrap(DISubroutineTypeAttr::get(
      unwrap(ctx), callingConvention,
      llvm::map_to_vector(unwrapList(nTypes, types, attrStorage),
                          [](Attribute a) { return cast<DITypeAttr>(a); })));
}
 
MlirAttribute mlirLLVMDISubprogramAttrGet(
    MlirContext ctx, MlirAttribute id, MlirAttribute compileUnit,
    MlirAttribute scope, MlirAttribute name, MlirAttribute linkageName,
    MlirAttribute file, unsigned int line, unsigned int scopeLine,
    uint64_t subprogramFlags, MlirAttribute type) {
  return wrap(DISubprogramAttr::get(
      unwrap(ctx), cast<DistinctAttr>(unwrap(id)),
      cast<DICompileUnitAttr>(unwrap(compileUnit)),
      cast<DIScopeAttr>(unwrap(scope)), cast<StringAttr>(unwrap(name)),
      cast<StringAttr>(unwrap(linkageName)), cast<DIFileAttr>(unwrap(file)),
      line, scopeLine, DISubprogramFlags(subprogramFlags),
      cast<DISubroutineTypeAttr>(unwrap(type))));
}
 
MlirAttribute mlirLLVMDISubprogramAttrGetScope(MlirAttribute diSubprogram) {
  return wrap(cast<DISubprogramAttr>(unwrap(diSubprogram)).getScope());
}
 
unsigned int mlirLLVMDISubprogramAttrGetLine(MlirAttribute diSubprogram) {
  return cast<DISubprogramAttr>(unwrap(diSubprogram)).getLine();
}
 
unsigned int mlirLLVMDISubprogramAttrGetScopeLine(MlirAttribute diSubprogram) {
  return cast<DISubprogramAttr>(unwrap(diSubprogram)).getScopeLine();
}
 
MlirAttribute
mlirLLVMDISubprogramAttrGetCompileUnit(MlirAttribute diSubprogram) {
  return wrap(cast<DISubprogramAttr>(unwrap(diSubprogram)).getCompileUnit());
}
 
MlirAttribute mlirLLVMDISubprogramAttrGetFile(MlirAttribute diSubprogram) {
  return wrap(cast<DISubprogramAttr>(unwrap(diSubprogram)).getFile());
}
 
MlirAttribute mlirLLVMDISubprogramAttrGetType(MlirAttribute diSubprogram) {
  return wrap(cast<DISubprogramAttr>(unwrap(diSubprogram)).getType());
}
 
MlirAttribute mlirLLVMDIModuleAttrGet(MlirContext ctx, MlirAttribute file,
                                      MlirAttribute scope, MlirAttribute name,
                                      MlirAttribute configMacros,
                                      MlirAttribute includePath,
                                      MlirAttribute apinotes, unsigned int line,
                                      bool isDecl) {
  return wrap(DIModuleAttr::get(
      unwrap(ctx), cast<DIFileAttr>(unwrap(file)),
      cast<DIScopeAttr>(unwrap(scope)), cast<StringAttr>(unwrap(name)),
      cast<StringAttr>(unwrap(configMacros)),
      cast<StringAttr>(unwrap(includePath)), cast<StringAttr>(unwrap(apinotes)),
      line, isDecl));
}
 
MlirAttribute mlirLLVMDIModuleAttrGetScope(MlirAttribute diModule) {
  return wrap(cast<DIModuleAttr>(unwrap(diModule)).getScope());
}