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// Copyright 2024-2025, Amlal El Mahrouss (amlal@nekernel.org)
// Licensed under the Apache License, Version 2.0 (See accompanying
// file LICENSE or copy at http://www.apache.org/licenses/LICENSE-2.0)
// Official repository: https://github.com/ne-foss-org/nectar
#ifndef NECTAR_COMPILERKIT_UTILITIES_ASSEMBLER_H
#define NECTAR_COMPILERKIT_UTILITIES_ASSEMBLER_H
#include <CompilerKit/AST.h>
#include <CompilerKit/CodeGenerator.h>
#include <CompilerKit/Utilities/Compiler.h>
namespace CompilerKit {
/// @brief Get Number from lineBuffer.
/// @param lineBuffer the lineBuffer to fetch from.
/// @param numberKey where to seek that number.
/// @return A numbercast of 32-bit width.
inline NumberCast32 GetNumber32(STLString lineBuffer, STLString numberKey) {
if (lineBuffer.empty()) return {};
if (lineBuffer.find(numberKey) == STLString::npos) return {};
auto pos = lineBuffer.find(numberKey) + numberKey.size();
if (pos > lineBuffer.size()) return {};
if ((pos + 1) > lineBuffer.size()) return {};
while (lineBuffer[pos] == ' ') ++pos;
switch (lineBuffer[pos + 1]) {
case 'x': {
auto res = strtol(lineBuffer.substr(pos + 2).c_str(), nullptr, 16);
NumberCast32 numOffset(strtol(lineBuffer.substr(pos + 2).c_str(), nullptr, 16));
if (kVerbose) {
kStdOut << "asm: found a base 16 number here: " << lineBuffer.substr(pos) << "\n";
}
return numOffset;
}
case 'b': {
auto res = strtol(lineBuffer.substr(pos + 2).c_str(), nullptr, 2);
NumberCast32 numOffset(strtol(lineBuffer.substr(pos + 2).c_str(), nullptr, 2));
if (kVerbose) {
kStdOut << "asm: found a base 2 number here:" << lineBuffer.substr(pos) << "\n";
}
return numOffset;
}
case 'o': {
auto res = strtol(lineBuffer.substr(pos + 2).c_str(), nullptr, 8);
NumberCast32 numOffset(strtol(lineBuffer.substr(pos + 2).c_str(), nullptr, 8));
if (kVerbose) {
kStdOut << "asm: found a base 8 number here:" << lineBuffer.substr(pos) << "\n";
}
return numOffset;
}
default: {
auto res = strtol(lineBuffer.substr(pos + 2).c_str(), nullptr, 10);
NumberCast32 numOffset(strtol(lineBuffer.substr(pos + 2).c_str(), nullptr, 10));
if (kVerbose) {
kStdOut << "asm: found a base 10 number here:" << lineBuffer.substr(pos) << kStdEndl;
}
return numOffset;
}
}
}
} // namespace CompilerKit
#endif // NECTAR_COMPILERKIT_UTILITIES_ASSEMBLER_H
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