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300 lines
12 KiB
C++
300 lines
12 KiB
C++
/*===-- llvm-c/Target.h - Target Lib C Iface --------------------*- C++ -*-===*/
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/* */
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/* The LLVM Compiler Infrastructure */
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/* */
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/* This file is distributed under the University of Illinois Open Source */
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/* License. See LICENSE.TXT for details. */
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/* */
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/*===----------------------------------------------------------------------===*/
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/* */
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/* This header declares the C interface to libLLVMTarget.a, which */
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/* implements target information. */
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/* */
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/* Many exotic languages can interoperate with C code but have a harder time */
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/* with C++ due to name mangling. So in addition to C, this interface enables */
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/* tools written in such languages. */
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/* */
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/*===----------------------------------------------------------------------===*/
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#ifndef LLVM_C_TARGET_H
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#define LLVM_C_TARGET_H
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#include "llvm-c/Types.h"
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#include "llvm/Config/llvm-config.h"
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#if defined(_MSC_VER) && !defined(inline)
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#define inline __inline
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @defgroup LLVMCTarget Target information
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* @ingroup LLVMC
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*
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* @{
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*/
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enum LLVMByteOrdering { LLVMBigEndian, LLVMLittleEndian };
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typedef struct LLVMOpaqueTargetData *LLVMTargetDataRef;
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typedef struct LLVMOpaqueTargetLibraryInfotData *LLVMTargetLibraryInfoRef;
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/* Declare all of the target-initialization functions that are available. */
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#define LLVM_TARGET(TargetName) \
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void LLVMInitialize##TargetName##TargetInfo(void);
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#include "llvm/Config/Targets.def"
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#undef LLVM_TARGET /* Explicit undef to make SWIG happier */
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#define LLVM_TARGET(TargetName) void LLVMInitialize##TargetName##Target(void);
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#include "llvm/Config/Targets.def"
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#undef LLVM_TARGET /* Explicit undef to make SWIG happier */
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#define LLVM_TARGET(TargetName) \
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void LLVMInitialize##TargetName##TargetMC(void);
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#include "llvm/Config/Targets.def"
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#undef LLVM_TARGET /* Explicit undef to make SWIG happier */
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/* Declare all of the available assembly printer initialization functions. */
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#define LLVM_ASM_PRINTER(TargetName) \
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void LLVMInitialize##TargetName##AsmPrinter(void);
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#include "llvm/Config/AsmPrinters.def"
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#undef LLVM_ASM_PRINTER /* Explicit undef to make SWIG happier */
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/* Declare all of the available assembly parser initialization functions. */
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#define LLVM_ASM_PARSER(TargetName) \
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void LLVMInitialize##TargetName##AsmParser(void);
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#include "llvm/Config/AsmParsers.def"
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#undef LLVM_ASM_PARSER /* Explicit undef to make SWIG happier */
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/* Declare all of the available disassembler initialization functions. */
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#define LLVM_DISASSEMBLER(TargetName) \
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void LLVMInitialize##TargetName##Disassembler(void);
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#include "llvm/Config/Disassemblers.def"
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#undef LLVM_DISASSEMBLER /* Explicit undef to make SWIG happier */
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/** LLVMInitializeAllTargetInfos - The main program should call this function if
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it wants access to all available targets that LLVM is configured to
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support. */
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static inline void LLVMInitializeAllTargetInfos(void) {
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#define LLVM_TARGET(TargetName) LLVMInitialize##TargetName##TargetInfo();
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#include "llvm/Config/Targets.def"
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#undef LLVM_TARGET /* Explicit undef to make SWIG happier */
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}
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/** LLVMInitializeAllTargets - The main program should call this function if it
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wants to link in all available targets that LLVM is configured to
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support. */
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static inline void LLVMInitializeAllTargets(void) {
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#define LLVM_TARGET(TargetName) LLVMInitialize##TargetName##Target();
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#include "llvm/Config/Targets.def"
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#undef LLVM_TARGET /* Explicit undef to make SWIG happier */
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}
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/** LLVMInitializeAllTargetMCs - The main program should call this function if
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it wants access to all available target MC that LLVM is configured to
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support. */
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static inline void LLVMInitializeAllTargetMCs(void) {
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#define LLVM_TARGET(TargetName) LLVMInitialize##TargetName##TargetMC();
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#include "llvm/Config/Targets.def"
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#undef LLVM_TARGET /* Explicit undef to make SWIG happier */
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}
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/** LLVMInitializeAllAsmPrinters - The main program should call this function if
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it wants all asm printers that LLVM is configured to support, to make them
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available via the TargetRegistry. */
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static inline void LLVMInitializeAllAsmPrinters(void) {
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#define LLVM_ASM_PRINTER(TargetName) LLVMInitialize##TargetName##AsmPrinter();
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#include "llvm/Config/AsmPrinters.def"
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#undef LLVM_ASM_PRINTER /* Explicit undef to make SWIG happier */
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}
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/** LLVMInitializeAllAsmParsers - The main program should call this function if
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it wants all asm parsers that LLVM is configured to support, to make them
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available via the TargetRegistry. */
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static inline void LLVMInitializeAllAsmParsers(void) {
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#define LLVM_ASM_PARSER(TargetName) LLVMInitialize##TargetName##AsmParser();
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#include "llvm/Config/AsmParsers.def"
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#undef LLVM_ASM_PARSER /* Explicit undef to make SWIG happier */
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}
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/** LLVMInitializeAllDisassemblers - The main program should call this function
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if it wants all disassemblers that LLVM is configured to support, to make
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them available via the TargetRegistry. */
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static inline void LLVMInitializeAllDisassemblers(void) {
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#define LLVM_DISASSEMBLER(TargetName) \
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LLVMInitialize##TargetName##Disassembler();
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#include "llvm/Config/Disassemblers.def"
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#undef LLVM_DISASSEMBLER /* Explicit undef to make SWIG happier */
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}
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/** LLVMInitializeNativeTarget - The main program should call this function to
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initialize the native target corresponding to the host. This is useful
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for JIT applications to ensure that the target gets linked in correctly. */
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static inline LLVMBool LLVMInitializeNativeTarget(void) {
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/* If we have a native target, initialize it to ensure it is linked in. */
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#ifdef LLVM_NATIVE_TARGET
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LLVM_NATIVE_TARGETINFO();
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LLVM_NATIVE_TARGET();
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LLVM_NATIVE_TARGETMC();
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return 0;
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#else
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return 1;
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#endif
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}
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/** LLVMInitializeNativeTargetAsmParser - The main program should call this
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function to initialize the parser for the native target corresponding to the
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host. */
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static inline LLVMBool LLVMInitializeNativeAsmParser(void) {
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#ifdef LLVM_NATIVE_ASMPARSER
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LLVM_NATIVE_ASMPARSER();
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return 0;
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#else
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return 1;
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#endif
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}
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/** LLVMInitializeNativeTargetAsmPrinter - The main program should call this
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function to initialize the printer for the native target corresponding to
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the host. */
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static inline LLVMBool LLVMInitializeNativeAsmPrinter(void) {
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#ifdef LLVM_NATIVE_ASMPRINTER
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LLVM_NATIVE_ASMPRINTER();
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return 0;
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#else
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return 1;
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#endif
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}
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/** LLVMInitializeNativeTargetDisassembler - The main program should call this
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function to initialize the disassembler for the native target corresponding
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to the host. */
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static inline LLVMBool LLVMInitializeNativeDisassembler(void) {
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#ifdef LLVM_NATIVE_DISASSEMBLER
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LLVM_NATIVE_DISASSEMBLER();
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return 0;
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#else
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return 1;
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#endif
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}
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/*===-- Target Data -------------------------------------------------------===*/
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/**
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* Obtain the data layout for a module.
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*
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* @see Module::getDataLayout()
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*/
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LLVMTargetDataRef LLVMGetModuleDataLayout(LLVMModuleRef M);
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/**
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* Set the data layout for a module.
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*
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* @see Module::setDataLayout()
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*/
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void LLVMSetModuleDataLayout(LLVMModuleRef M, LLVMTargetDataRef DL);
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/** Creates target data from a target layout string.
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See the constructor llvm::DataLayout::DataLayout. */
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LLVMTargetDataRef LLVMCreateTargetData(const char *StringRep);
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/** Deallocates a TargetData.
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See the destructor llvm::DataLayout::~DataLayout. */
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void LLVMDisposeTargetData(LLVMTargetDataRef TD);
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/** Adds target library information to a pass manager. This does not take
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ownership of the target library info.
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See the method llvm::PassManagerBase::add. */
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void LLVMAddTargetLibraryInfo(LLVMTargetLibraryInfoRef TLI,
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LLVMPassManagerRef PM);
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/** Converts target data to a target layout string. The string must be disposed
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with LLVMDisposeMessage.
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See the constructor llvm::DataLayout::DataLayout. */
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char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD);
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/** Returns the byte order of a target, either LLVMBigEndian or
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LLVMLittleEndian.
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See the method llvm::DataLayout::isLittleEndian. */
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enum LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef TD);
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/** Returns the pointer size in bytes for a target.
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See the method llvm::DataLayout::getPointerSize. */
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unsigned LLVMPointerSize(LLVMTargetDataRef TD);
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/** Returns the pointer size in bytes for a target for a specified
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address space.
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See the method llvm::DataLayout::getPointerSize. */
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unsigned LLVMPointerSizeForAS(LLVMTargetDataRef TD, unsigned AS);
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/** Returns the integer type that is the same size as a pointer on a target.
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See the method llvm::DataLayout::getIntPtrType. */
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LLVMTypeRef LLVMIntPtrType(LLVMTargetDataRef TD);
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/** Returns the integer type that is the same size as a pointer on a target.
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This version allows the address space to be specified.
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See the method llvm::DataLayout::getIntPtrType. */
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LLVMTypeRef LLVMIntPtrTypeForAS(LLVMTargetDataRef TD, unsigned AS);
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/** Returns the integer type that is the same size as a pointer on a target.
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See the method llvm::DataLayout::getIntPtrType. */
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LLVMTypeRef LLVMIntPtrTypeInContext(LLVMContextRef C, LLVMTargetDataRef TD);
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/** Returns the integer type that is the same size as a pointer on a target.
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This version allows the address space to be specified.
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See the method llvm::DataLayout::getIntPtrType. */
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LLVMTypeRef LLVMIntPtrTypeForASInContext(LLVMContextRef C, LLVMTargetDataRef TD,
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unsigned AS);
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/** Computes the size of a type in bytes for a target.
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See the method llvm::DataLayout::getTypeSizeInBits. */
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unsigned long long LLVMSizeOfTypeInBits(LLVMTargetDataRef TD, LLVMTypeRef Ty);
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/** Computes the storage size of a type in bytes for a target.
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See the method llvm::DataLayout::getTypeStoreSize. */
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unsigned long long LLVMStoreSizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty);
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/** Computes the ABI size of a type in bytes for a target.
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See the method llvm::DataLayout::getTypeAllocSize. */
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unsigned long long LLVMABISizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty);
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/** Computes the ABI alignment of a type in bytes for a target.
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See the method llvm::DataLayout::getTypeABISize. */
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unsigned LLVMABIAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty);
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/** Computes the call frame alignment of a type in bytes for a target.
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See the method llvm::DataLayout::getTypeABISize. */
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unsigned LLVMCallFrameAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty);
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/** Computes the preferred alignment of a type in bytes for a target.
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See the method llvm::DataLayout::getTypeABISize. */
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unsigned LLVMPreferredAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty);
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/** Computes the preferred alignment of a global variable in bytes for a target.
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See the method llvm::DataLayout::getPreferredAlignment. */
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unsigned LLVMPreferredAlignmentOfGlobal(LLVMTargetDataRef TD,
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LLVMValueRef GlobalVar);
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/** Computes the structure element that contains the byte offset for a target.
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See the method llvm::StructLayout::getElementContainingOffset. */
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unsigned LLVMElementAtOffset(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
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unsigned long long Offset);
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/** Computes the byte offset of the indexed struct element for a target.
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See the method llvm::StructLayout::getElementContainingOffset. */
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unsigned long long LLVMOffsetOfElement(LLVMTargetDataRef TD,
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LLVMTypeRef StructTy, unsigned Element);
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif /* defined(__cplusplus) */
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#endif
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