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This commit is contained in:
Pasha Bibko
2025-04-17 18:34:56 +01:00
parent 3017e70631
commit 14b2b36748
11 changed files with 177 additions and 43 deletions
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2
common/LLVM.h
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@@ -2,7 +2,7 @@
// Helper file for including all neccesarry parts of LLVM //
#ifdef _MSC_VER
// Disables all warnings as LLVM files have a lot of Data-loss casts that won't cause issues //
#pragma warning(push)
#pragma warning(disable : 4244)

41
common/Parser.h
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@@ -2,11 +2,13 @@
// Lexer foward declares fstream components so we can use them here //
#include <Lexer.h>
#include <LLVM.h>
#include <memory>
// Foward declares all items of the llvm lib that we need //
// Done to avoid including LLVM.h to shorten compile times //
/*
namespace llvm
{
class Value;
@@ -18,7 +20,7 @@ namespace llvm
template<typename T1 = ConstantFolder, typename T2 = IRBuilderDefaultInserter>
class IRBuilder;
}
}*/
// The nodes of the abstract syntax tree constructed by the parser from the tokens //
namespace LX::AST
@@ -65,14 +67,11 @@ namespace LX::AST
class NumberLiteral : public Node
{
public:
NumberLiteral(std::string num)
: Node(Node::NUMBER_LITERAL), m_Number(num)
{}
// Constructor to set values and automatically set type
NumberLiteral(std::string num);
llvm::Value* GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder)
{
return nullptr;
}
// Function for generating LLVN IR (Intermediate representation) //
llvm::Value* GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder) override;
private:
// The number it stores
@@ -85,14 +84,11 @@ namespace LX::AST
class Operation : public Node
{
public:
Operation(std::unique_ptr<Node> lhs, Token::TokenType op, std::unique_ptr<Node> rhs)
: Node(Node::OPERATION), m_Lhs(std::move(lhs)), m_Operand(op), m_Rhs(std::move(rhs))
{}
// Constructor to set values and automatically set type
Operation(std::unique_ptr<Node> lhs, Token::TokenType op, std::unique_ptr<Node> rhs);
llvm::Value* GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder)
{
return nullptr;
}
// Function for generating LLVN IR (Intermediate representation) //
llvm::Value* GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder) override;
private:
// The sides of the operation
@@ -107,14 +103,11 @@ namespace LX::AST
class ReturnStatement : public Node
{
public:
ReturnStatement(std::unique_ptr<Node> val)
: Node(Node::RETURN_STATEMENT), m_Val(std::move(val))
{}
// Constructor to set values and automatically set type
ReturnStatement(std::unique_ptr<Node> val);
llvm::Value* GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder)
{
return nullptr;
}
// Function for generating LLVN IR (Intermediate representation) //
llvm::Value* GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder) override;
private:
// What it is returning (can be null)
@@ -124,6 +117,8 @@ namespace LX::AST
namespace LX
{
struct IRGenerationError {};
struct FunctionDefinition
{
FunctionDefinition()
@@ -143,4 +138,6 @@ namespace LX
};
FileAST TurnTokensIntoAbstractSyntaxTree(std::vector<Token>& tokens, std::ofstream* log);
void GenerateIR(FileAST& ast);
}