-//===-- llvm/Target/TargetAsmInfo.h - Asm info ------------------*- C++ -*-===//
+//===-- llvm/Target/TargetAsmInfo.h -----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
//
-// This file contains a class to be used as the basis for target specific
-// asm writers. This class primarily takes care of global printing constants,
-// which are used in very similar ways across all targets.
+// Interface to provide the information necessary for producing assembly files.
//
//===----------------------------------------------------------------------===//
-#ifndef LLVM_TARGET_ASM_INFO_H
-#define LLVM_TARGET_ASM_INFO_H
+#ifndef LLVM_TARGET_TARGETASMINFO_H
+#define LLVM_TARGET_TARGETASMINFO_H
-#include "llvm/ADT/StringMap.h"
-#include "llvm/Support/DataTypes.h"
-#include <string>
+#include "llvm/CodeGen/MachineLocation.h"
+#include "llvm/Target/TargetLoweringObjectFile.h"
+#include "llvm/Target/TargetFrameInfo.h"
+#include "llvm/Target/TargetRegisterInfo.h"
namespace llvm {
- template <typename T> class SmallVectorImpl;
+ class MCSection;
+ class MCContext;
class TargetMachine;
- class GlobalValue;
- class Mangler;
-
- // DWARF encoding query type
- namespace DwarfEncoding {
- enum Target {
- Data = 0,
- CodeLabels = 1,
- Functions = 2
- };
+ class TargetLoweringObjectFile;
+
+class TargetAsmInfo {
+ unsigned PointerSize;
+ bool IsLittleEndian;
+ TargetFrameInfo::StackDirection StackDir;
+ const TargetRegisterInfo *TRI;
+ std::vector<MachineMove> InitialFrameState;
+ const TargetLoweringObjectFile *TLOF;
+
+public:
+ explicit TargetAsmInfo(const TargetMachine &TM);
+
+ /// getPointerSize - Get the pointer size in bytes.
+ unsigned getPointerSize() const {
+ return PointerSize;
}
- /// SectionKind - This is a simple POD value that classifies the properties of
- /// a section. A global variable is classified into the deepest possible
- /// classification, and then the target maps them onto their sections based on
- /// what capabilities they have.
- ///
- /// The comments below describe these as if they were an inheritance hierarchy
- /// in order to explain the predicates below.
- class SectionKind {
- public:
- enum Kind {
- /// Metadata - Debug info sections or other metadata.
- Metadata,
-
- /// Text - Text section, used for functions and other executable code.
- Text,
-
- /// ReadOnly - Data that is never written to at program runtime by the
- /// program or the dynamic linker. Things in the top-level readonly
- /// SectionKind are not mergeable.
- ReadOnly,
-
- /// MergeableCString - This is a special section for nul-terminated
- /// strings. The linker can unique the C strings, knowing their
- /// semantics. Because it uniques based on the nul terminators, the
- /// compiler can't put strings in this section that have embeded nuls
- /// in them.
- MergeableCString,
-
- /// MergeableConst - These are sections for merging fixed-length
- /// constants together. For example, this can be used to unique
- /// constant pool entries etc.
- MergeableConst,
-
- /// MergeableConst4 - This is a section used by 4-byte constants,
- /// for example, floats.
- MergeableConst4,
-
- /// MergeableConst8 - This is a section used by 8-byte constants,
- /// for example, doubles.
- MergeableConst8,
-
- /// MergeableConst16 - This is a section used by 16-byte constants,
- /// for example, vectors.
- MergeableConst16,
-
- /// Writeable - This is the base of all segments that need to be written
- /// to during program runtime.
-
- /// ThreadLocal - This is the base of all TLS segments. All TLS
- /// objects must be writeable, otherwise there is no reason for them to
- /// be thread local!
-
- /// ThreadBSS - Zero-initialized TLS data objects.
- ThreadBSS,
-
- /// ThreadData - Initialized TLS data objects.
- ThreadData,
-
- /// GlobalWriteableData - Writeable data that is global (not thread
- /// local).
-
- /// BSS - Zero initialized writeable data.
- BSS,
-
- /// DataRel - This is the most general form of data that is written
- /// to by the program, it can have random relocations to arbitrary
- /// globals.
- DataRel,
-
- /// DataRelLocal - This is writeable data that has a non-zero
- /// initializer and has relocations in it, but all of the
- /// relocations are known to be within the final linked image
- /// the global is linked into.
- DataRelLocal,
-
- /// DataNoRel - This is writeable data that has a non-zero
- /// initializer, but whose initializer is known to have no
- /// relocations.
- DataNoRel,
-
- /// ReadOnlyWithRel - These are global variables that are never
- /// written to by the program, but that have relocations, so they
- /// must be stuck in a writeable section so that the dynamic linker
- /// can write to them. If it chooses to, the dynamic linker can
- /// mark the pages these globals end up on as read-only after it is
- /// done with its relocation phase.
- ReadOnlyWithRel,
-
- /// ReadOnlyWithRelLocal - This is data that is readonly by the
- /// program, but must be writeable so that the dynamic linker
- /// can perform relocations in it. This is used when we know
- /// that all the relocations are to globals in this final
- /// linked image.
- ReadOnlyWithRelLocal
-
- };
-
- private:
- Kind K : 6;
-
- /// Weak - This is true if the referenced symbol is weak (i.e. linkonce,
- /// weak, weak_odr, etc). This is orthogonal from the categorization.
- bool Weak : 1;
-
- /// ExplicitSection - This is true if the global had a section explicitly
- /// specified on it.
- bool ExplicitSection : 1;
- public:
-
- // FIXME: REMOVE.
- Kind getKind() const { return K; }
-
- bool isWeak() const { return Weak; }
- bool hasExplicitSection() const { return ExplicitSection; }
-
-
- bool isMetadata() const { return K == Metadata; }
- bool isText() const { return K == Text; }
-
- bool isReadOnly() const {
- return K == ReadOnly || K == MergeableCString || isMergeableConst();
- }
-
- bool isMergeableCString() const { return K == MergeableCString; }
- bool isMergeableConst() const {
- return K == MergeableConst || K == MergeableConst4 ||
- K == MergeableConst8 || K == MergeableConst16;
- }
-
- bool isMergeableConst4() const { return K == MergeableConst4; }
- bool isMergeableConst8() const { return K == MergeableConst8; }
- bool isMergeableConst16() const { return K == MergeableConst16; }
-
- bool isWriteable() const {
- return isThreadLocal() || isGlobalWriteableData();
- }
-
- bool isThreadLocal() const {
- return K == ThreadData || K == ThreadBSS;
- }
-
- bool isThreadBSS() const { return K == ThreadBSS; }
- bool isThreadData() const { return K == ThreadData; }
-
- bool isGlobalWriteableData() const {
- return isBSS() || isDataRel() || isReadOnlyWithRel();
- }
-
- bool isBSS() const { return K == BSS; }
-
- bool isDataRel() const {
- return K == DataRel || K == DataRelLocal || K == DataNoRel;
- }
-
- bool isDataRelLocal() const {
- return K == DataRelLocal || K == DataNoRel;
- }
-
- bool isDataNoRel() const { return K == DataNoRel; }
-
- bool isReadOnlyWithRel() const {
- return K == ReadOnlyWithRel || K == ReadOnlyWithRelLocal;
- }
-
- bool isReadOnlyWithRelLocal() const {
- return K == ReadOnlyWithRelLocal;
- }
-
- static SectionKind get(Kind K, bool isWeak = false,
- bool hasExplicitSection = false) {
- SectionKind Res;
- Res.K = K;
- Res.Weak = isWeak;
- Res.ExplicitSection = hasExplicitSection;
- return Res;
- }
- };
-
- class Section {
- public:
-
- std::string Name;
- SectionKind Kind;
-
- explicit Section() { }
- const std::string &getName() const { return Name; }
- SectionKind getKind() const { return Kind; }
- };
-
- /// TargetAsmInfo - This class is intended to be used as a base class for asm
- /// properties and features specific to the target.
- class TargetAsmInfo {
- protected:
- /// TM - The current TargetMachine.
- const TargetMachine &TM;
-
- //===------------------------------------------------------------------===//
- // Properties to be set by the target writer, used to configure asm printer.
- //
-
- /// BSSSection - Section directive for uninitialized data. Null if this
- /// target doesn't support a BSS section.
- ///
-/// FIXME: REMOVE.
- const char *BSSSection; // Default to ".bss".
-
- /// ZeroFillDirective - Directive for emitting a global to the ZeroFill
- /// section on this target. Null if this target doesn't support zerofill.
- const char *ZeroFillDirective; // Default is null.
-
- /// NonexecutableStackDirective - Directive for declaring to the
- /// linker and beyond that the emitted code does not require stack
- /// memory to be executable.
- const char *NonexecutableStackDirective; // Default is null.
-
- /// NeedsSet - True if target asm treats expressions in data directives
- /// as linktime-relocatable. For assembly-time computation, we need to
- /// use a .set. Thus:
- /// .set w, x-y
- /// .long w
- /// is computed at assembly time, while
- /// .long x-y
- /// is relocated if the relative locations of x and y change at linktime.
- /// We want both these things in different places.
- bool NeedsSet; // Defaults to false.
-
- /// MaxInstLength - This is the maximum possible length of an instruction,
- /// which is needed to compute the size of an inline asm.
- unsigned MaxInstLength; // Defaults to 4.
-
- /// PCSymbol - The symbol used to represent the current PC. Used in PC
- /// relative expressions.
- const char *PCSymbol; // Defaults to "$".
-
- /// SeparatorChar - This character, if specified, is used to separate
- /// instructions from each other when on the same line. This is used to
- /// measure inline asm instructions.
- char SeparatorChar; // Defaults to ';'
-
- /// CommentColumn - This indicates the comment num (zero-based) at
- /// which asm comments should be printed.
- unsigned CommentColumn; // Defaults to 60
-
- /// CommentString - This indicates the comment character used by the
- /// assembler.
- const char *CommentString; // Defaults to "#"
-
- /// FirstOperandColumn - The output column where the first operand
- /// should be printed
- unsigned FirstOperandColumn; // Defaults to 0 (ignored)
-
- /// MaxOperandLength - The maximum length of any printed asm
- /// operand
- unsigned MaxOperandLength; // Defaults to 0 (ignored)
-
- /// GlobalPrefix - If this is set to a non-empty string, it is prepended
- /// onto all global symbols. This is often used for "_" or ".".
- const char *GlobalPrefix; // Defaults to ""
-
- /// PrivateGlobalPrefix - This prefix is used for globals like constant
- /// pool entries that are completely private to the .s file and should not
- /// have names in the .o file. This is often "." or "L".
- const char *PrivateGlobalPrefix; // Defaults to "."
-
- /// LinkerPrivateGlobalPrefix - This prefix is used for symbols that should
- /// be passed through the assembler but be removed by the linker. This
- /// is "l" on Darwin, currently used for some ObjC metadata.
- const char *LinkerPrivateGlobalPrefix; // Defaults to ""
-
- /// JumpTableSpecialLabelPrefix - If not null, a extra (dead) label is
- /// emitted before jump tables with the specified prefix.
- const char *JumpTableSpecialLabelPrefix; // Default to null.
-
- /// GlobalVarAddrPrefix/Suffix - If these are nonempty, these strings
- /// will enclose any GlobalVariable (that isn't a function)
- ///
- const char *GlobalVarAddrPrefix; // Defaults to ""
- const char *GlobalVarAddrSuffix; // Defaults to ""
-
- /// FunctionAddrPrefix/Suffix - If these are nonempty, these strings
- /// will enclose any GlobalVariable that points to a function.
- ///
- const char *FunctionAddrPrefix; // Defaults to ""
- const char *FunctionAddrSuffix; // Defaults to ""
-
- /// PersonalityPrefix/Suffix - If these are nonempty, these strings will
- /// enclose any personality function in the common frame section.
- ///
- const char *PersonalityPrefix; // Defaults to ""
- const char *PersonalitySuffix; // Defaults to ""
-
- /// NeedsIndirectEncoding - If set, we need to set the indirect encoding bit
- /// for EH in Dwarf.
- ///
- bool NeedsIndirectEncoding; // Defaults to false
-
- /// InlineAsmStart/End - If these are nonempty, they contain a directive to
- /// emit before and after an inline assembly statement.
- const char *InlineAsmStart; // Defaults to "#APP\n"
- const char *InlineAsmEnd; // Defaults to "#NO_APP\n"
-
- /// AssemblerDialect - Which dialect of an assembler variant to use.
- unsigned AssemblerDialect; // Defaults to 0
-
- /// AllowQuotesInName - This is true if the assembler allows for complex
- /// symbol names to be surrounded in quotes. This defaults to false.
- bool AllowQuotesInName;
-
- //===--- Data Emission Directives -------------------------------------===//
-
- /// ZeroDirective - this should be set to the directive used to get some
- /// number of zero bytes emitted to the current section. Common cases are
- /// "\t.zero\t" and "\t.space\t". If this is set to null, the
- /// Data*bitsDirective's will be used to emit zero bytes.
- const char *ZeroDirective; // Defaults to "\t.zero\t"
- const char *ZeroDirectiveSuffix; // Defaults to ""
-
- /// AsciiDirective - This directive allows emission of an ascii string with
- /// the standard C escape characters embedded into it.
- const char *AsciiDirective; // Defaults to "\t.ascii\t"
-
- /// AscizDirective - If not null, this allows for special handling of
- /// zero terminated strings on this target. This is commonly supported as
- /// ".asciz". If a target doesn't support this, it can be set to null.
- const char *AscizDirective; // Defaults to "\t.asciz\t"
-
- /// DataDirectives - These directives are used to output some unit of
- /// integer data to the current section. If a data directive is set to
- /// null, smaller data directives will be used to emit the large sizes.
- const char *Data8bitsDirective; // Defaults to "\t.byte\t"
- const char *Data16bitsDirective; // Defaults to "\t.short\t"
- const char *Data32bitsDirective; // Defaults to "\t.long\t"
- const char *Data64bitsDirective; // Defaults to "\t.quad\t"
-
- /// getDataASDirective - Return the directive that should be used to emit
- /// data of the specified size to the specified numeric address space.
- virtual const char *getDataASDirective(unsigned Size, unsigned AS) const {
- assert(AS != 0 && "Don't know the directives for default addr space");
- return NULL;
- }
-
- //===--- Alignment Information ----------------------------------------===//
-
- /// AlignDirective - The directive used to emit round up to an alignment
- /// boundary.
- ///
- const char *AlignDirective; // Defaults to "\t.align\t"
-
- /// AlignmentIsInBytes - If this is true (the default) then the asmprinter
- /// emits ".align N" directives, where N is the number of bytes to align to.
- /// Otherwise, it emits ".align log2(N)", e.g. 3 to align to an 8 byte
- /// boundary.
- bool AlignmentIsInBytes; // Defaults to true
-
- /// TextAlignFillValue - If non-zero, this is used to fill the executable
- /// space created as the result of a alignment directive.
- unsigned TextAlignFillValue;
-
- //===--- Section Switching Directives ---------------------------------===//
-
- /// SwitchToSectionDirective - This is the directive used when we want to
- /// emit a global to an arbitrary section. The section name is emited after
- /// this.
- const char *SwitchToSectionDirective; // Defaults to "\t.section\t"
-
- /// TextSectionStartSuffix - This is printed after each start of section
- /// directive for text sections.
- const char *TextSectionStartSuffix; // Defaults to "".
-
- /// DataSectionStartSuffix - This is printed after each start of section
- /// directive for data sections.
- const char *DataSectionStartSuffix; // Defaults to "".
-
- /// SectionEndDirectiveSuffix - If non-null, the asm printer will close each
- /// section with the section name and this suffix printed.
- const char *SectionEndDirectiveSuffix;// Defaults to null.
-
- /// ConstantPoolSection - This is the section that we SwitchToSection right
- /// before emitting the constant pool for a function.
- const char *ConstantPoolSection; // Defaults to "\t.section .rodata"
-
- /// JumpTableDataSection - This is the section that we SwitchToSection right
- /// before emitting the jump tables for a function when the relocation model
- /// is not PIC.
- const char *JumpTableDataSection; // Defaults to "\t.section .rodata"
-
- /// JumpTableDirective - if non-null, the directive to emit before a jump
- /// table.
- const char *JumpTableDirective;
-
- /// CStringSection - If not null, this allows for special handling of
- /// cstring constants (null terminated string that does not contain any
- /// other null bytes) on this target. This is commonly supported as
- /// ".cstring".
-/// FIXME: REMOVE.
- const char *CStringSection; // Defaults to NULL
-
- /// StaticCtorsSection - This is the directive that is emitted to switch to
- /// a section to emit the static constructor list.
- /// Defaults to "\t.section .ctors,\"aw\",@progbits".
- const char *StaticCtorsSection;
-
- /// StaticDtorsSection - This is the directive that is emitted to switch to
- /// a section to emit the static destructor list.
- /// Defaults to "\t.section .dtors,\"aw\",@progbits".
- const char *StaticDtorsSection;
-
- //===--- Global Variable Emission Directives --------------------------===//
-
- /// GlobalDirective - This is the directive used to declare a global entity.
- ///
- const char *GlobalDirective; // Defaults to NULL.
-
- /// ExternDirective - This is the directive used to declare external
- /// globals.
- ///
- const char *ExternDirective; // Defaults to NULL.
-
- /// SetDirective - This is the name of a directive that can be used to tell
- /// the assembler to set the value of a variable to some expression.
- const char *SetDirective; // Defaults to null.
-
- /// LCOMMDirective - This is the name of a directive (if supported) that can
- /// be used to efficiently declare a local (internal) block of zero
- /// initialized data in the .bss/.data section. The syntax expected is:
- /// @verbatim <LCOMMDirective> SYMBOLNAME LENGTHINBYTES, ALIGNMENT
- /// @endverbatim
- const char *LCOMMDirective; // Defaults to null.
-
- const char *COMMDirective; // Defaults to "\t.comm\t".
-
- /// COMMDirectiveTakesAlignment - True if COMMDirective take a third
- /// argument that specifies the alignment of the declaration.
- bool COMMDirectiveTakesAlignment; // Defaults to true.
-
- /// HasDotTypeDotSizeDirective - True if the target has .type and .size
- /// directives, this is true for most ELF targets.
- bool HasDotTypeDotSizeDirective; // Defaults to true.
-
- /// HasSingleParameterDotFile - True if the target has a single parameter
- /// .file directive, this is true for ELF targets.
- bool HasSingleParameterDotFile; // Defaults to true.
-
- /// UsedDirective - This directive, if non-null, is used to declare a global
- /// as being used somehow that the assembler can't see. This prevents dead
- /// code elimination on some targets.
- const char *UsedDirective; // Defaults to null.
-
- /// WeakRefDirective - This directive, if non-null, is used to declare a
- /// global as being a weak undefined symbol.
- const char *WeakRefDirective; // Defaults to null.
-
- /// WeakDefDirective - This directive, if non-null, is used to declare a
- /// global as being a weak defined symbol.
- const char *WeakDefDirective; // Defaults to null.
-
- /// HiddenDirective - This directive, if non-null, is used to declare a
- /// global or function as having hidden visibility.
- const char *HiddenDirective; // Defaults to "\t.hidden\t".
-
- /// ProtectedDirective - This directive, if non-null, is used to declare a
- /// global or function as having protected visibility.
- const char *ProtectedDirective; // Defaults to "\t.protected\t".
-
- //===--- Dwarf Emission Directives -----------------------------------===//
-
- /// AbsoluteDebugSectionOffsets - True if we should emit abolute section
- /// offsets for debug information. Defaults to false.
- bool AbsoluteDebugSectionOffsets;
-
- /// AbsoluteEHSectionOffsets - True if we should emit abolute section
- /// offsets for EH information. Defaults to false.
- bool AbsoluteEHSectionOffsets;
-
- /// HasLEB128 - True if target asm supports leb128 directives.
- ///
- bool HasLEB128; // Defaults to false.
-
- /// hasDotLocAndDotFile - True if target asm supports .loc and .file
- /// directives for emitting debugging information.
- ///
- bool HasDotLocAndDotFile; // Defaults to false.
-
- /// SupportsDebugInformation - True if target supports emission of debugging
- /// information.
- bool SupportsDebugInformation;
-
- /// SupportsExceptionHandling - True if target supports
- /// exception handling.
- ///
- bool SupportsExceptionHandling; // Defaults to false.
-
- /// RequiresFrameSection - true if the Dwarf2 output needs a frame section
- ///
- bool DwarfRequiresFrameSection; // Defaults to true.
-
- /// DwarfUsesInlineInfoSection - True if DwarfDebugInlineSection is used to
- /// encode inline subroutine information.
- bool DwarfUsesInlineInfoSection; // Defaults to false.
-
- /// Is_EHSymbolPrivate - If set, the "_foo.eh" is made private so that it
- /// doesn't show up in the symbol table of the object file.
- bool Is_EHSymbolPrivate; // Defaults to true.
-
- /// GlobalEHDirective - This is the directive used to make exception frame
- /// tables globally visible.
- ///
- const char *GlobalEHDirective; // Defaults to NULL.
-
- /// SupportsWeakEmptyEHFrame - True if target assembler and linker will
- /// handle a weak_definition of constant 0 for an omitted EH frame.
- bool SupportsWeakOmittedEHFrame; // Defaults to true.
-
- /// DwarfSectionOffsetDirective - Special section offset directive.
- const char* DwarfSectionOffsetDirective; // Defaults to NULL
-
- /// DwarfAbbrevSection - Section directive for Dwarf abbrev.
- ///
- const char *DwarfAbbrevSection; // Defaults to ".debug_abbrev".
-
- /// DwarfInfoSection - Section directive for Dwarf info.
- ///
- const char *DwarfInfoSection; // Defaults to ".debug_info".
-
- /// DwarfLineSection - Section directive for Dwarf info.
- ///
- const char *DwarfLineSection; // Defaults to ".debug_line".
-
- /// DwarfFrameSection - Section directive for Dwarf info.
- ///
- const char *DwarfFrameSection; // Defaults to ".debug_frame".
-
- /// DwarfPubNamesSection - Section directive for Dwarf info.
- ///
- const char *DwarfPubNamesSection; // Defaults to ".debug_pubnames".
-
- /// DwarfPubTypesSection - Section directive for Dwarf info.
- ///
- const char *DwarfPubTypesSection; // Defaults to ".debug_pubtypes".
-
- /// DwarfDebugInlineSection - Section directive for inline info.
- ///
- const char *DwarfDebugInlineSection; // Defaults to ".debug_inlined"
-
- /// DwarfStrSection - Section directive for Dwarf info.
- ///
- const char *DwarfStrSection; // Defaults to ".debug_str".
-
- /// DwarfLocSection - Section directive for Dwarf info.
- ///
- const char *DwarfLocSection; // Defaults to ".debug_loc".
-
- /// DwarfARangesSection - Section directive for Dwarf info.
- ///
- const char *DwarfARangesSection; // Defaults to ".debug_aranges".
-
- /// DwarfRangesSection - Section directive for Dwarf info.
- ///
- const char *DwarfRangesSection; // Defaults to ".debug_ranges".
-
- /// DwarfMacroInfoSection - Section directive for DWARF macro info.
- ///
- const char *DwarfMacroInfoSection; // Defaults to ".debug_macinfo".
-
- /// DwarfEHFrameSection - Section directive for Exception frames.
- ///
- const char *DwarfEHFrameSection; // Defaults to ".eh_frame".
-
- /// DwarfExceptionSection - Section directive for Exception table.
- ///
- const char *DwarfExceptionSection; // Defaults to ".gcc_except_table".
-
- //===--- CBE Asm Translation Table -----------------------------------===//
-
- const char *const *AsmTransCBE; // Defaults to empty
-
- public:
- explicit TargetAsmInfo(const TargetMachine &TM);
- virtual ~TargetAsmInfo();
-
- /// Measure the specified inline asm to determine an approximation of its
- /// length.
- virtual unsigned getInlineAsmLength(const char *Str) const;
-
- /// emitUsedDirectiveFor - This hook allows targets to selectively decide
- /// not to emit the UsedDirective for some symbols in llvm.used.
-// FIXME: REMOVE this (rdar://7071300)
- virtual bool emitUsedDirectiveFor(const GlobalValue *GV,
- Mangler *Mang) const {
- return (GV!=0);
- }
+ /// islittleendian - True if the target is little endian.
+ bool isLittleEndian() const {
+ return IsLittleEndian;
+ }
- /// PreferredEHDataFormat - This hook allows the target to select data
- /// format used for encoding pointers in exception handling data. Reason is
- /// 0 for data, 1 for code labels, 2 for function pointers. Global is true
- /// if the symbol can be relocated.
- virtual unsigned PreferredEHDataFormat(DwarfEncoding::Target Reason,
- bool Global) const;
+ TargetFrameInfo::StackDirection getStackGrowthDirection() const {
+ return StackDir;
+ }
+ const MCSection *getDwarfLineSection() const {
+ return TLOF->getDwarfLineSection();
+ }
- /// getSLEB128Size - Compute the number of bytes required for a signed
- /// leb128 value.
- static unsigned getSLEB128Size(int Value);
+ const MCSection *getEHFrameSection() const {
+ return TLOF->getEHFrameSection();
+ }
- /// getULEB128Size - Compute the number of bytes required for an unsigned
- /// leb128 value.
- static unsigned getULEB128Size(unsigned Value);
+ unsigned getDwarfRARegNum(bool isEH) const {
+ return TRI->getDwarfRegNum(TRI->getRARegister(), isEH);
+ }
- // Data directive accessors.
- //
- const char *getData8bitsDirective(unsigned AS = 0) const {
- return AS == 0 ? Data8bitsDirective : getDataASDirective(8, AS);
- }
- const char *getData16bitsDirective(unsigned AS = 0) const {
- return AS == 0 ? Data16bitsDirective : getDataASDirective(16, AS);
- }
- const char *getData32bitsDirective(unsigned AS = 0) const {
- return AS == 0 ? Data32bitsDirective : getDataASDirective(32, AS);
- }
- const char *getData64bitsDirective(unsigned AS = 0) const {
- return AS == 0 ? Data64bitsDirective : getDataASDirective(64, AS);
- }
+ const std::vector<MachineMove> &getInitialFrameState() const {
+ return InitialFrameState;
+ }
+ int getDwarfRegNum(unsigned RegNum, bool isEH) const {
+ return TRI->getDwarfRegNum(RegNum, isEH);
+ }
+};
- // Accessors.
- //
- const char *getBSSSection() const {
- return BSSSection;
- }
- const char *getZeroFillDirective() const {
- return ZeroFillDirective;
- }
- const char *getNonexecutableStackDirective() const {
- return NonexecutableStackDirective;
- }
- bool needsSet() const {
- return NeedsSet;
- }
- const char *getPCSymbol() const {
- return PCSymbol;
- }
- char getSeparatorChar() const {
- return SeparatorChar;
- }
- unsigned getCommentColumn() const {
- return CommentColumn;
- }
- const char *getCommentString() const {
- return CommentString;
- }
- unsigned getOperandColumn(int operand) const {
- return FirstOperandColumn + (MaxOperandLength+1)*(operand-1);
- }
- const char *getGlobalPrefix() const {
- return GlobalPrefix;
- }
- const char *getPrivateGlobalPrefix() const {
- return PrivateGlobalPrefix;
- }
- const char *getLinkerPrivateGlobalPrefix() const {
- return LinkerPrivateGlobalPrefix;
- }
- const char *getJumpTableSpecialLabelPrefix() const {
- return JumpTableSpecialLabelPrefix;
- }
- const char *getGlobalVarAddrPrefix() const {
- return GlobalVarAddrPrefix;
- }
- const char *getGlobalVarAddrSuffix() const {
- return GlobalVarAddrSuffix;
- }
- const char *getFunctionAddrPrefix() const {
- return FunctionAddrPrefix;
- }
- const char *getFunctionAddrSuffix() const {
- return FunctionAddrSuffix;
- }
- const char *getPersonalityPrefix() const {
- return PersonalityPrefix;
- }
- const char *getPersonalitySuffix() const {
- return PersonalitySuffix;
- }
- bool getNeedsIndirectEncoding() const {
- return NeedsIndirectEncoding;
- }
- const char *getInlineAsmStart() const {
- return InlineAsmStart;
- }
- const char *getInlineAsmEnd() const {
- return InlineAsmEnd;
- }
- unsigned getAssemblerDialect() const {
- return AssemblerDialect;
- }
- bool doesAllowQuotesInName() const {
- return AllowQuotesInName;
- }
- const char *getZeroDirective() const {
- return ZeroDirective;
- }
- const char *getZeroDirectiveSuffix() const {
- return ZeroDirectiveSuffix;
- }
- const char *getAsciiDirective() const {
- return AsciiDirective;
- }
- const char *getAscizDirective() const {
- return AscizDirective;
- }
- const char *getJumpTableDirective() const {
- return JumpTableDirective;
- }
- const char *getAlignDirective() const {
- return AlignDirective;
- }
- bool getAlignmentIsInBytes() const {
- return AlignmentIsInBytes;
- }
- unsigned getTextAlignFillValue() const {
- return TextAlignFillValue;
- }
- const char *getSwitchToSectionDirective() const {
- return SwitchToSectionDirective;
- }
- const char *getTextSectionStartSuffix() const {
- return TextSectionStartSuffix;
- }
- const char *getDataSectionStartSuffix() const {
- return DataSectionStartSuffix;
- }
- const char *getSectionEndDirectiveSuffix() const {
- return SectionEndDirectiveSuffix;
- }
- const char *getConstantPoolSection() const {
- return ConstantPoolSection;
- }
- const char *getJumpTableDataSection() const {
- return JumpTableDataSection;
- }
- const char *getCStringSection() const {
- return CStringSection;
- }
- const char *getStaticCtorsSection() const {
- return StaticCtorsSection;
- }
- const char *getStaticDtorsSection() const {
- return StaticDtorsSection;
- }
- const char *getGlobalDirective() const {
- return GlobalDirective;
- }
- const char *getExternDirective() const {
- return ExternDirective;
- }
- const char *getSetDirective() const {
- return SetDirective;
- }
- const char *getLCOMMDirective() const {
- return LCOMMDirective;
- }
- const char *getCOMMDirective() const {
- return COMMDirective;
- }
- bool getCOMMDirectiveTakesAlignment() const {
- return COMMDirectiveTakesAlignment;
- }
- bool hasDotTypeDotSizeDirective() const {
- return HasDotTypeDotSizeDirective;
- }
- bool hasSingleParameterDotFile() const {
- return HasSingleParameterDotFile;
- }
- const char *getUsedDirective() const {
- return UsedDirective;
- }
- const char *getWeakRefDirective() const {
- return WeakRefDirective;
- }
- const char *getWeakDefDirective() const {
- return WeakDefDirective;
- }
- const char *getHiddenDirective() const {
- return HiddenDirective;
- }
- const char *getProtectedDirective() const {
- return ProtectedDirective;
- }
- bool isAbsoluteDebugSectionOffsets() const {
- return AbsoluteDebugSectionOffsets;
- }
- bool isAbsoluteEHSectionOffsets() const {
- return AbsoluteEHSectionOffsets;
- }
- bool hasLEB128() const {
- return HasLEB128;
- }
- bool hasDotLocAndDotFile() const {
- return HasDotLocAndDotFile;
- }
- bool doesSupportDebugInformation() const {
- return SupportsDebugInformation;
- }
- bool doesSupportExceptionHandling() const {
- return SupportsExceptionHandling;
- }
- bool doesDwarfRequireFrameSection() const {
- return DwarfRequiresFrameSection;
- }
- bool doesDwarfUsesInlineInfoSection() const {
- return DwarfUsesInlineInfoSection;
- }
- bool is_EHSymbolPrivate() const {
- return Is_EHSymbolPrivate;
- }
- const char *getGlobalEHDirective() const {
- return GlobalEHDirective;
- }
- bool getSupportsWeakOmittedEHFrame() const {
- return SupportsWeakOmittedEHFrame;
- }
- const char *getDwarfSectionOffsetDirective() const {
- return DwarfSectionOffsetDirective;
- }
- const char *getDwarfAbbrevSection() const {
- return DwarfAbbrevSection;
- }
- const char *getDwarfInfoSection() const {
- return DwarfInfoSection;
- }
- const char *getDwarfLineSection() const {
- return DwarfLineSection;
- }
- const char *getDwarfFrameSection() const {
- return DwarfFrameSection;
- }
- const char *getDwarfPubNamesSection() const {
- return DwarfPubNamesSection;
- }
- const char *getDwarfPubTypesSection() const {
- return DwarfPubTypesSection;
- }
- const char *getDwarfDebugInlineSection() const {
- return DwarfDebugInlineSection;
- }
- const char *getDwarfStrSection() const {
- return DwarfStrSection;
- }
- const char *getDwarfLocSection() const {
- return DwarfLocSection;
- }
- const char *getDwarfARangesSection() const {
- return DwarfARangesSection;
- }
- const char *getDwarfRangesSection() const {
- return DwarfRangesSection;
- }
- const char *getDwarfMacroInfoSection() const {
- return DwarfMacroInfoSection;
- }
- const char *getDwarfEHFrameSection() const {
- return DwarfEHFrameSection;
- }
- const char *getDwarfExceptionSection() const {
- return DwarfExceptionSection;
- }
- const char *const *getAsmCBE() const {
- return AsmTransCBE;
- }
- };
}
-
#endif