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| //===-- lldb-private-types.h ------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_lldb_private_types_h_
#define liblldb_lldb_private_types_h_
#if defined(__cplusplus)
#include "lldb/lldb-private.h"
#include "llvm/ADT/ArrayRef.h"
namespace llvm {
namespace sys {
class DynamicLibrary;
}
}
namespace lldb_private {
class Platform;
class ExecutionContext;
typedef llvm::sys::DynamicLibrary (*LoadPluginCallbackType)(
const lldb::DebuggerSP &debugger_sp, const FileSpec &spec, Status &error);
// Every register is described in detail including its name, alternate name
// (optional), encoding, size in bytes and the default display format.
struct RegisterInfo {
const char *name; // Name of this register, can't be NULL
const char *alt_name; // Alternate name of this register, can be NULL
uint32_t byte_size; // Size in bytes of the register
uint32_t byte_offset; // The byte offset in the register context data where
// this register's value is found.
// This is optional, and can be 0 if a particular RegisterContext does not
// need to address its registers by byte offset.
lldb::Encoding encoding; // Encoding of the register bits
lldb::Format format; // Default display format
uint32_t kinds[lldb::kNumRegisterKinds]; // Holds all of the various register
// numbers for all register kinds
uint32_t *value_regs; // List of registers (terminated with
// LLDB_INVALID_REGNUM). If this value is not null,
// all registers in this list will be read first, at
// which point the value for this register will be
// valid. For example, the value list for ah would be
// eax (x86) or rax (x64).
uint32_t *invalidate_regs; // List of registers (terminated with
// LLDB_INVALID_REGNUM). If this value is not
// null, all registers in this list will be
// invalidated when the value of this register
// changes. For example, the invalidate list for
// eax would be rax ax, ah, and al.
const uint8_t *dynamic_size_dwarf_expr_bytes; // A DWARF expression that when
// evaluated gives
// the byte size of this register.
size_t dynamic_size_dwarf_len; // The length of the DWARF expression in bytes
// in the dynamic_size_dwarf_expr_bytes
// member.
llvm::ArrayRef<uint8_t> data(const uint8_t *context_base) const {
return llvm::ArrayRef<uint8_t>(context_base + byte_offset, byte_size);
}
llvm::MutableArrayRef<uint8_t> mutable_data(uint8_t *context_base) const {
return llvm::MutableArrayRef<uint8_t>(context_base + byte_offset,
byte_size);
}
};
// Registers are grouped into register sets
struct RegisterSet {
const char *name; // Name of this register set
const char *short_name; // A short name for this register set
size_t num_registers; // The number of registers in REGISTERS array below
const uint32_t *registers; // An array of register indices in this set. The
// values in this array are
// *indices* (not register numbers) into a particular RegisterContext's
// register array. For example, if eax is defined at index 4 for a
// particular RegisterContext, eax would be included in this RegisterSet by
// adding the value 4. Not by adding the value lldb_eax_i386.
};
struct OptionEnumValueElement {
int64_t value;
const char *string_value;
const char *usage;
};
using OptionEnumValues = llvm::ArrayRef<OptionEnumValueElement>;
struct OptionValidator {
virtual ~OptionValidator() {}
virtual bool IsValid(Platform &platform,
const ExecutionContext &target) const = 0;
virtual const char *ShortConditionString() const = 0;
virtual const char *LongConditionString() const = 0;
};
struct OptionDefinition {
uint32_t usage_mask; // Used to mark options that can be used together. If (1
// << n & usage_mask) != 0
// then this option belongs to option set n.
bool required; // This option is required (in the current usage level)
const char *long_option; // Full name for this option.
int short_option; // Single character for this option.
int option_has_arg; // no_argument, required_argument or optional_argument
OptionValidator *validator; // If non-NULL, option is valid iff
// |validator->IsValid()|, otherwise always valid.
OptionEnumValues enum_values; // If not empty, an array of enum values.
uint32_t completion_type; // Cookie the option class can use to do define the
// argument completion.
lldb::CommandArgumentType argument_type; // Type of argument this option takes
const char *usage_text; // Full text explaining what this options does and
// what (if any) argument to
// pass it.
};
typedef struct type128 { uint64_t x[2]; } type128;
typedef struct type256 { uint64_t x[4]; } type256;
} // namespace lldb_private
#endif // #if defined(__cplusplus)
#endif // liblldb_lldb_private_types_h_
|