Parser and Assembler implementations

Source/Core/Common/Assembler/GekkoAssembler.h

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+// Copyright 2023 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <string_view>
+#include <vector>
+
+#include "Common/Assembler/AssemblerShared.h"
+#include "Common/CommonTypes.h"
+
+namespace Common::GekkoAssembler
+{
+struct CodeBlock
+{
+  CodeBlock(u32 address) : block_address(address) {}
+
+  void PushBigEndian(u32 val);
+
+  u32 block_address;
+  std::vector<u8> instructions;
+};
+
+// Common::GekkoAssember::Assemble - Core routine for assembling Gekko/Broadway instructions
+// Supports the full Gekko ISA, as well as the extended mnemonics defined by the book "PowerPC
+// Microprocessor Family: The Programming Environments" The input assembly is fully parsed and
+// assembled with a base address specified by the base_virtual_address
+FailureOr<std::vector<CodeBlock>> Assemble(std::string_view assembly, u32 base_virtual_address);
+}  // namespace Common::GekkoAssembler