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#pragma once
/* SPDX-License-Identifier: Unlicense
*/
#include <cstddef>
#include <cstdint>
enum class BFDTarget {
kAuto,
kBinary,
kELF,
};
enum class SplitPointType {
kLabel = 0,
kFunction,
};
struct SplitParams {
SplitPointType type{};
size_t alignment{};
};
struct Settings {
bool raw_data_comment{};
bool labels{};
bool rel_labels{};
bool abs_labels{};
bool imm_labels{};
bool short_ref_local_labels{};
bool export_labels{};
bool export_all_labels{};
bool export_functions{};
bool xrefs_to{};
bool xrefs_from{};
bool imm_hex{};
bool follow_jumps{};
bool walk{};
bool symbols{};
BFDTarget bfd{};
const char *indent{"\t"};
const char *output_dir_path{};
SplitParams split{};
};
using RefKindMask = unsigned;
constexpr RefKindMask kRef1RelMask = (1 << 0); // For first argument
constexpr RefKindMask kRef1AbsMask = (1 << 1); // For first argument
constexpr RefKindMask kRef2RelMask = (1 << 2); // For second argument
constexpr RefKindMask kRef2AbsMask = (1 << 3); // For second argument
constexpr RefKindMask kRef1ReadMask = (1 << 4); // For first argument
constexpr RefKindMask kRef1WriteMask = (1 << 5); // For first argument
constexpr RefKindMask kRef2ReadMask = (1 << 6); // For second argument
constexpr RefKindMask kRef2WriteMask = (1 << 7); // For second argument
/// Indicates whether instruction is a call or just a branch, for any argument.
/// Calls are BSR and JSR, branches are DBcc, Bcc and JMP.
constexpr RefKindMask kRefCallMask = (1 << 8);
/// Hack flag for MOVEM with PC relative value when -frel-labels is set
constexpr RefKindMask kRefPcRelFix2Bytes = (1 << 9);
/// Register 1 may have immediate moving to address register which may be a
/// labeled location
constexpr RefKindMask kRef1ImmMask = (1 << 10);
/// Everything for first argument
constexpr RefKindMask kRef1Mask = kRef1RelMask | kRef1AbsMask | kRef1ReadMask | kRef1WriteMask | kRef1ImmMask;
/// Everything for Second argument
constexpr RefKindMask kRef2Mask = kRef2RelMask | kRef2AbsMask | kRef2ReadMask | kRef2WriteMask;
constexpr RefKindMask kRefRelMask = kRef1RelMask | kRef2RelMask;
constexpr RefKindMask kRefAbsMask = kRef1AbsMask | kRef2AbsMask;
constexpr RefKindMask kRef1DataMask = kRef1ReadMask | kRef1WriteMask; // For first argument
constexpr RefKindMask kRef2DataMask = kRef2ReadMask | kRef2WriteMask; // For second argument
constexpr RefKindMask kRefReadMask = kRef1ReadMask | kRef2ReadMask; // For any argument
constexpr RefKindMask kRefWriteMask = kRef1WriteMask | kRef2WriteMask; // For any argument
constexpr RefKindMask kRefDataMask = kRefReadMask | kRefWriteMask;
constexpr size_t kInstructionSizeStepBytes = 2;
constexpr size_t kRomSizeBytes = 4 * 1024 * 1024;
constexpr size_t kDisasmMapSizeElements = kRomSizeBytes / kInstructionSizeStepBytes;
static inline constexpr size_t Min(size_t a, size_t b) { return a < b ? a : b; }
static inline constexpr uint16_t GetU16BE(const uint8_t *buffer)
{
return (static_cast<uint16_t>(buffer[0]) << 8) | static_cast<uint16_t>(buffer[1]);
}
static inline constexpr int16_t GetI16BE(const uint8_t *buffer)
{
return (static_cast<uint16_t>(buffer[0]) << 8) | static_cast<uint16_t>(buffer[1]);
}
static inline constexpr int32_t GetI32BE(const uint8_t *buffer)
{
return (static_cast<uint32_t>(buffer[0]) << 24) |
(static_cast<uint32_t>(buffer[1]) << 16) |
(static_cast<uint32_t>(buffer[2]) << 8) |
static_cast<uint32_t>(buffer[3]);
}
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