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/*===-- llvm-c/Disassembler.h - Disassembler Public C Interface ---*- C -*-===*\
|* *|
|* The LLVM Compiler Infrastructure *|
|* *|
|* This file is distributed under the University of Illinois Open Source *|
|* License. See LICENSE.TXT for details. *|
|* *|
|*===----------------------------------------------------------------------===*|
|* *|
|* This header provides a public interface to a disassembler library. *|
|* LLVM provides an implementation of this interface. *|
|* *|
\*===----------------------------------------------------------------------===*/
#ifndef LLVM_C_DISASSEMBLER_H
#define LLVM_C_DISASSEMBLER_H
#include "llvm-c/DisassemblerTypes.h"
/**
* @defgroup LLVMCDisassembler Disassembler
* @ingroup LLVMC
*
* @{
*/
#ifdef __cplusplus
extern "C" {
#endif /* !defined(__cplusplus) */
/**
* Create a disassembler for the TripleName. Symbolic disassembly is supported
* by passing a block of information in the DisInfo parameter and specifying the
* TagType and callback functions as described above. These can all be passed
* as NULL. If successful, this returns a disassembler context. If not, it
* returns NULL. This function is equivalent to calling
* LLVMCreateDisasmCPUFeatures() with an empty CPU name and feature set.
*/
LLVMDisasmContextRef LLVMCreateDisasm(const char *TripleName, void *DisInfo,
int TagType, LLVMOpInfoCallback GetOpInfo,
LLVMSymbolLookupCallback SymbolLookUp);
/**
* Create a disassembler for the TripleName and a specific CPU. Symbolic
* disassembly is supported by passing a block of information in the DisInfo
* parameter and specifying the TagType and callback functions as described
* above. These can all be passed * as NULL. If successful, this returns a
* disassembler context. If not, it returns NULL. This function is equivalent
* to calling LLVMCreateDisasmCPUFeatures() with an empty feature set.
*/
LLVMDisasmContextRef LLVMCreateDisasmCPU(const char *Triple, const char *CPU,
void *DisInfo, int TagType,
LLVMOpInfoCallback GetOpInfo,
LLVMSymbolLookupCallback SymbolLookUp);
/**
* Create a disassembler for the TripleName, a specific CPU and specific feature
* string. Symbolic disassembly is supported by passing a block of information
* in the DisInfo parameter and specifying the TagType and callback functions as
* described above. These can all be passed * as NULL. If successful, this
* returns a disassembler context. If not, it returns NULL.
*/
LLVMDisasmContextRef
LLVMCreateDisasmCPUFeatures(const char *Triple, const char *CPU,
const char *Features, void *DisInfo, int TagType,
LLVMOpInfoCallback GetOpInfo,
LLVMSymbolLookupCallback SymbolLookUp);
/**
* Set the disassembler's options. Returns 1 if it can set the Options and 0
* otherwise.
*/
int LLVMSetDisasmOptions(LLVMDisasmContextRef DC, uint64_t Options);
/* The option to produce marked up assembly. */
#define LLVMDisassembler_Option_UseMarkup 1
/* The option to print immediates as hex. */
#define LLVMDisassembler_Option_PrintImmHex 2
/* The option use the other assembler printer variant */
#define LLVMDisassembler_Option_AsmPrinterVariant 4
/* The option to set comment on instructions */
#define LLVMDisassembler_Option_SetInstrComments 8
/* The option to print latency information alongside instructions */
#define LLVMDisassembler_Option_PrintLatency 16
/**
* Dispose of a disassembler context.
*/
void LLVMDisasmDispose(LLVMDisasmContextRef DC);
/**
* Disassemble a single instruction using the disassembler context specified in
* the parameter DC. The bytes of the instruction are specified in the
* parameter Bytes, and contains at least BytesSize number of bytes. The
* instruction is at the address specified by the PC parameter. If a valid
* instruction can be disassembled, its string is returned indirectly in
* OutString whose size is specified in the parameter OutStringSize. This
* function returns the number of bytes in the instruction or zero if there was
* no valid instruction.
*/
size_t LLVMDisasmInstruction(LLVMDisasmContextRef DC, uint8_t *Bytes,
uint64_t BytesSize, uint64_t PC,
char *OutString, size_t OutStringSize);
/**
* @}
*/
#ifdef __cplusplus
}
#endif /* !defined(__cplusplus) */
#endif /* LLVM_C_DISASSEMBLER_H */
|
