blob: af2e5c39f7632fdd2007382e14fda2a4a4586858 [file] [log] [blame]
//===- subzero/src/IceTypeConverter.cpp - Convert ICE/LLVM Types ----------===//
//
// The Subzero Code Generator
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// \brief Implements how to convert LLVM types to ICE types, and ICE types to
/// LLVM types.
///
//===----------------------------------------------------------------------===//
#include "IceTypeConverter.h"
#include "llvm/Support/raw_ostream.h"
namespace Ice {
TypeConverter::TypeConverter(llvm::LLVMContext &Context) {
addLLVMType(IceType_void, llvm::Type::getVoidTy(Context));
llvm::Type *Type_i1 = llvm::IntegerType::get(Context, 1);
llvm::Type *Type_i8 = llvm::IntegerType::get(Context, 8);
llvm::Type *Type_i16 = llvm::IntegerType::get(Context, 16);
llvm::Type *Type_i32 = llvm::IntegerType::get(Context, 32);
llvm::Type *Type_f32 = llvm::Type::getFloatTy(Context);
addLLVMType(IceType_i1, Type_i1);
addLLVMType(IceType_i8, Type_i8);
addLLVMType(IceType_i16, Type_i16);
addLLVMType(IceType_i32, Type_i32);
addLLVMType(IceType_i64, llvm::IntegerType::get(Context, 64));
addLLVMType(IceType_f32, Type_f32);
addLLVMType(IceType_f64, llvm::Type::getDoubleTy(Context));
addLLVMType(IceType_v4i1, llvm::VectorType::get(Type_i1, 4));
addLLVMType(IceType_v8i1, llvm::VectorType::get(Type_i1, 8));
addLLVMType(IceType_v16i1, llvm::VectorType::get(Type_i1, 16));
addLLVMType(IceType_v16i8, llvm::VectorType::get(Type_i8, 16));
addLLVMType(IceType_v8i16, llvm::VectorType::get(Type_i16, 8));
addLLVMType(IceType_v4i32, llvm::VectorType::get(Type_i32, 4));
addLLVMType(IceType_v4f32, llvm::VectorType::get(Type_f32, 4));
assert(LLVM2IceMap.size() == static_cast<size_t>(IceType_NUM));
}
void TypeConverter::addLLVMType(Type Ty, llvm::Type *LLVMTy) {
LLVM2IceMap[LLVMTy] = Ty;
}
Type TypeConverter::convertToIceTypeOther(llvm::Type *LLVMTy) const {
switch (LLVMTy->getTypeID()) {
case llvm::Type::PointerTyID:
case llvm::Type::FunctionTyID:
return getPointerType();
default:
return Ice::IceType_NUM;
}
}
} // namespace Ice