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Error: Add a throw_error variant to report compiler bugs :)

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This commit is contained in:
apio 2022-11-02 08:15:33 +01:00
parent a0945e54b2
commit 179294a91a
5 changed files with 33 additions and 6 deletions
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9
src/AST/MulNode.cpp
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@ -1,10 +1,14 @@
#include "MulNode.h"
#include "../IRBuilder.h"
#include "../Error.h"
MulNode::MulNode(std::shared_ptr<ExprNode> left, std::shared_ptr<ExprNode> right, char op)
: BinaryOpNode(left, right), op(op)
{
assert(op == '*' || op == '/');
if(op != '*' && op != '/')
{
Error::throw_error(CURRENT_LOCATION, "BUG: MulNode expects op to be either * or /");
}
}
MulNode::~MulNode()
@ -20,7 +24,6 @@ llvm::Value* MulNode::codegen(IRBuilder* generator)
case '/':
return generator->getBuilder()->CreateSDiv(left->codegen(generator), right->codegen(generator));
default:
assert(0 && "unreachable");
return nullptr;
__builtin_unreachable();
}
}

9
src/AST/SumNode.cpp
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@ -1,10 +1,14 @@
#include "SumNode.h"
#include "../IRBuilder.h"
#include "../Error.h"
SumNode::SumNode(std::shared_ptr<ExprNode> left, std::shared_ptr<ExprNode> right, char op)
: BinaryOpNode(left, right), op(op)
{
assert(op == '+' || op == '-');
if(op != '+' && op != '-')
{
Error::throw_error(CURRENT_LOCATION, "BUG: SumNode expects op to be either + or -");
}
}
SumNode::~SumNode()
@ -20,7 +24,6 @@ llvm::Value* SumNode::codegen(IRBuilder* generator)
case '-':
return generator->getBuilder()->CreateSub(left->codegen(generator), right->codegen(generator));
default:
assert(0 && "unreachable");
return nullptr;
__builtin_unreachable();
}
}

17
src/Error.cpp
View File

@ -72,6 +72,23 @@ void Error::show_import_lines(const Location& loc, void (*import_line_printer)(c
exit(1);
}
[[noreturn]] void Error::throw_error(const Location& loc, const std::string& details)
{
std::cerr << "\033[1;1m";
std::cerr << loc.str();
std::cerr << ": ";
std::cerr << "\033[31;49m";
std::cerr << "error: ";
std::cerr << "\033[0;0m";
std::cerr << details;
std::cerr << std::endl;
exit(1);
}
[[noreturn]] void Error::throw_error_without_location(const std::string& details)
{
std::cerr << "\033[1;1m";

2
src/Error.h
View File

@ -7,6 +7,8 @@ void show_import_line(const Location& loc, std::ostream& output_stream);
[[noreturn]] void throw_error(const Location& loc, const std::string line_text, const std::string& details);
[[noreturn]] void throw_error(const Location& loc, const std::string& details);
[[noreturn]] void throw_error_without_location(const std::string& details);
void throw_warning(const Location& loc, const std::string line_text, const std::string& details);

2
src/Location.h
View File

@ -36,3 +36,5 @@ struct Location
/* Returns a copy of the original Location. */
static Location copy(const Location& other);
};
#define CURRENT_LOCATION (Location {__LINE__, 0, __FILE__})