MCAsmInfo.h revision 3420e7f360dab7712a9ec4f51d233c7e73642ec7
182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner//===-- llvm/MC/MCAsmInfo.h - Asm info --------------------------*- C++ -*-===// 282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// 382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// The LLVM Compiler Infrastructure 482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// 582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// This file is distributed under the University of Illinois Open Source 682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// License. See LICENSE.TXT for details. 782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// 882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner//===----------------------------------------------------------------------===// 982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// 1082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// This file contains a class to be used as the basis for target specific 1182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// asm writers. This class primarily takes care of global printing constants, 1282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// which are used in very similar ways across all targets. 1382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner// 1482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner//===----------------------------------------------------------------------===// 15af76e592c7f9deff0e55c13dbb4a34f07f1c7f64Chris Lattner 1682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner#ifndef LLVM_TARGET_ASM_INFO_H 1782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner#define LLVM_TARGET_ASM_INFO_H 18af76e592c7f9deff0e55c13dbb4a34f07f1c7f64Chris Lattner 192d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng#include "llvm/MC/MachineLocation.h" 20152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner#include "llvm/MC/MCDirectives.h" 2182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner#include <cassert> 222d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng#include <vector> 2382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 2482d748d55c549dd055528ed10dbb534618ca8115Chris Lattnernamespace llvm { 25bfa27cc5d72e061a96efbb461864d40bc8089ec2Rafael Espindola class MCExpr; 26f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner class MCSection; 27bfa27cc5d72e061a96efbb461864d40bc8089ec2Rafael Espindola class MCStreamer; 28bfa27cc5d72e061a96efbb461864d40bc8089ec2Rafael Espindola class MCSymbol; 29f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner class MCContext; 30f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 313965b5e974d57f3e56a2c7f37d76d73e572dfb20Anton Korobeynikov namespace ExceptionHandling { 32d652b1368b1e381382951f450e5eeca870d91dd6Charles Davis enum ExceptionsType { None, DwarfCFI, SjLj, ARM, Win64 }; 333965b5e974d57f3e56a2c7f37d76d73e572dfb20Anton Korobeynikov } 3482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 3536a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer namespace LCOMM { 3636a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer enum LCOMMType { None, NoAlignment, ByteAlignment }; 3736a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer } 3836a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer 39d652b1368b1e381382951f450e5eeca870d91dd6Charles Davis /// MCAsmInfo - This class is intended to be used as a base class for asm 40d652b1368b1e381382951f450e5eeca870d91dd6Charles Davis /// properties and features specific to the target. 4182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner class MCAsmInfo { 4282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner protected: 4382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner //===------------------------------------------------------------------===// 4482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner // Properties to be set by the target writer, used to configure asm printer. 4582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner // 46ed4cf997abe9db574728aa6c1b06a9887848e7f0Jim Grosbach 471be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// PointerSize - Pointer size in bytes. 481be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// Default is 4. 491be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng unsigned PointerSize; 501be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng 511be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// IsLittleEndian - True if target is little endian. 521be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// Default is true. 531be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng bool IsLittleEndian; 541be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng 551be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// StackGrowsUp - True if target stack grow up. 561be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// Default is false. 571be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng bool StackGrowsUp; 5882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 59f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner /// HasSubsectionsViaSymbols - True if this target has the MachO 60f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner /// .subsections_via_symbols directive. 61f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner bool HasSubsectionsViaSymbols; // Default is false. 62f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 63aac138e84dee1cb3ffc1035b2a1e4361fe0b4f80Chris Lattner /// HasMachoZeroFillDirective - True if this is a MachO target that supports 64aac138e84dee1cb3ffc1035b2a1e4361fe0b4f80Chris Lattner /// the macho-specific .zerofill directive for emitting BSS Symbols. 6571eae713153e564ec743c5c4162ff258c255de78Chris Lattner bool HasMachoZeroFillDirective; // Default is false. 66f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 6751f5d6af8c45bf145808ced9e867ac711acc9955Eric Christopher /// HasMachoTBSSDirective - True if this is a MachO target that supports 6851f5d6af8c45bf145808ced9e867ac711acc9955Eric Christopher /// the macho-specific .tbss directive for emitting thread local BSS Symbols 6951f5d6af8c45bf145808ced9e867ac711acc9955Eric Christopher bool HasMachoTBSSDirective; // Default is false. 70f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 7171eae713153e564ec743c5c4162ff258c255de78Chris Lattner /// HasStaticCtorDtorReferenceInStaticMode - True if the compiler should 7271eae713153e564ec743c5c4162ff258c255de78Chris Lattner /// emit a ".reference .constructors_used" or ".reference .destructors_used" 7371eae713153e564ec743c5c4162ff258c255de78Chris Lattner /// directive after the a static ctor/dtor list. This directive is only 7471eae713153e564ec743c5c4162ff258c255de78Chris Lattner /// emitted in Static relocation model. 7571eae713153e564ec743c5c4162ff258c255de78Chris Lattner bool HasStaticCtorDtorReferenceInStaticMode; // Default is false. 76f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 77767b1be3900bdc693aa0ad3e554ba034845f67f7Rafael Espindola /// LinkerRequiresNonEmptyDwarfLines - True if the linker has a bug and 78767b1be3900bdc693aa0ad3e554ba034845f67f7Rafael Espindola /// requires that the debug_line section be of a minimum size. In practice 79767b1be3900bdc693aa0ad3e554ba034845f67f7Rafael Espindola /// such a linker requires a non empty line sequence if a file is present. 80767b1be3900bdc693aa0ad3e554ba034845f67f7Rafael Espindola bool LinkerRequiresNonEmptyDwarfLines; // Default to false. 81767b1be3900bdc693aa0ad3e554ba034845f67f7Rafael Espindola 8282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// MaxInstLength - This is the maximum possible length of an instruction, 8382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// which is needed to compute the size of an inline asm. 84eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling unsigned MaxInstLength; // Defaults to 4. 85f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 8682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// PCSymbol - The symbol used to represent the current PC. Used in PC 8782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// relative expressions. 88eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *PCSymbol; // Defaults to "$". 8982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 90d31d304f83f9c8df6870057509414b8d004bc8daJim Grosbach /// SeparatorString - This string, if specified, is used to separate 91d31d304f83f9c8df6870057509414b8d004bc8daJim Grosbach /// instructions from each other when on the same line. 92d31d304f83f9c8df6870057509414b8d004bc8daJim Grosbach const char *SeparatorString; // Defaults to ';' 9382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 9482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// CommentColumn - This indicates the comment num (zero-based) at 9582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// which asm comments should be printed. 9673163f875ad7e5d56aa7d0d29509eb1e04542742Daniel Dunbar unsigned CommentColumn; // Defaults to 40 9782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 9882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// CommentString - This indicates the comment character used by the 9982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// assembler. 100eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *CommentString; // Defaults to "#" 10182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 102e07b75e069969558c3fbb2f5bfb9a652f6ea1d6bChris Lattner /// LabelSuffix - This is appended to emitted labels. 103e07b75e069969558c3fbb2f5bfb9a652f6ea1d6bChris Lattner const char *LabelSuffix; // Defaults to ":" 104e07b75e069969558c3fbb2f5bfb9a652f6ea1d6bChris Lattner 10582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// GlobalPrefix - If this is set to a non-empty string, it is prepended 10682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// onto all global symbols. This is often used for "_" or ".". 107eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *GlobalPrefix; // Defaults to "" 10882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 10982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// PrivateGlobalPrefix - This prefix is used for globals like constant 11082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// pool entries that are completely private to the .s file and should not 11182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// have names in the .o file. This is often "." or "L". 112eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *PrivateGlobalPrefix; // Defaults to "." 113f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 11482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// LinkerPrivateGlobalPrefix - This prefix is used for symbols that should 11582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// be passed through the assembler but be removed by the linker. This 11682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// is "l" on Darwin, currently used for some ObjC metadata. 117eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *LinkerPrivateGlobalPrefix; // Defaults to "" 118f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 11982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// InlineAsmStart/End - If these are nonempty, they contain a directive to 12082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// emit before and after an inline assembly statement. 121eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *InlineAsmStart; // Defaults to "#APP\n" 122eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *InlineAsmEnd; // Defaults to "#NO_APP\n" 12382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 124bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng /// Code16Directive, Code32Directive, Code64Directive - These are assembly 125bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng /// directives that tells the assembler to interpret the following 126bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng /// instructions differently. 127bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng const char *Code16Directive; // Defaults to ".code16" 128bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng const char *Code32Directive; // Defaults to ".code32" 129bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng const char *Code64Directive; // Defaults to ".code64" 130bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng 13182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// AssemblerDialect - Which dialect of an assembler variant to use. 132eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling unsigned AssemblerDialect; // Defaults to 0 13382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 13482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// AllowQuotesInName - This is true if the assembler allows for complex 13582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// symbol names to be surrounded in quotes. This defaults to false. 13682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner bool AllowQuotesInName; 137c6f729ed5519cdf398ca4039dbdbea4f81433ec0Anton Korobeynikov 138c6f729ed5519cdf398ca4039dbdbea4f81433ec0Anton Korobeynikov /// AllowNameToStartWithDigit - This is true if the assembler allows symbol 139c6f729ed5519cdf398ca4039dbdbea4f81433ec0Anton Korobeynikov /// names to start with a digit (e.g., "0x0021"). This defaults to false. 140c6f729ed5519cdf398ca4039dbdbea4f81433ec0Anton Korobeynikov bool AllowNameToStartWithDigit; 141b9a01bcf486814a44098745920d43daaf9f7c260Mon P Wang 142b9a01bcf486814a44098745920d43daaf9f7c260Mon P Wang /// AllowPeriodsInName - This is true if the assembler allows periods in 143b9a01bcf486814a44098745920d43daaf9f7c260Mon P Wang /// symbol names. This defaults to true. 144b9a01bcf486814a44098745920d43daaf9f7c260Mon P Wang bool AllowPeriodsInName; 145b9a01bcf486814a44098745920d43daaf9f7c260Mon P Wang 1463420e7f360dab7712a9ec4f51d233c7e73642ec7Sean Hunt /// AllowUTF8 - This is true if the assembler accepts UTF-8 input. 1473420e7f360dab7712a9ec4f51d233c7e73642ec7Sean Hunt // FIXME: Make this a more general encoding setting? 1483420e7f360dab7712a9ec4f51d233c7e73642ec7Sean Hunt bool AllowUTF8; 1493420e7f360dab7712a9ec4f51d233c7e73642ec7Sean Hunt 15082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner //===--- Data Emission Directives -------------------------------------===// 15182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 15282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// ZeroDirective - this should be set to the directive used to get some 15382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// number of zero bytes emitted to the current section. Common cases are 15482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// "\t.zero\t" and "\t.space\t". If this is set to null, the 15582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// Data*bitsDirective's will be used to emit zero bytes. 156eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *ZeroDirective; // Defaults to "\t.zero\t" 15782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 15882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// AsciiDirective - This directive allows emission of an ascii string with 15982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// the standard C escape characters embedded into it. 160eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *AsciiDirective; // Defaults to "\t.ascii\t" 161f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 16282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// AscizDirective - If not null, this allows for special handling of 16382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// zero terminated strings on this target. This is commonly supported as 16482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// ".asciz". If a target doesn't support this, it can be set to null. 165eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *AscizDirective; // Defaults to "\t.asciz\t" 16682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 16782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// DataDirectives - These directives are used to output some unit of 16882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// integer data to the current section. If a data directive is set to 16982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// null, smaller data directives will be used to emit the large sizes. 170eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *Data8bitsDirective; // Defaults to "\t.byte\t" 171eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *Data16bitsDirective; // Defaults to "\t.short\t" 172eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *Data32bitsDirective; // Defaults to "\t.long\t" 173eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *Data64bitsDirective; // Defaults to "\t.quad\t" 17482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 1752fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson /// [Data|Code]Begin - These magic labels are used to marked a region as 1762fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson /// data or code, and are used to provide additional information for 1772fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson /// correct disassembly on targets that like to mix data and code within 1782fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson /// a segment. These labels will be implicitly suffixed by the streamer 1792fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson /// to give them unique names. 1802fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *DataBegin; // Defaults to "$d." 1812fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *CodeBegin; // Defaults to "$a." 1822fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *JT8Begin; // Defaults to "$a." 1832fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *JT16Begin; // Defaults to "$a." 1842fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *JT32Begin; // Defaults to "$a." 1852fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson bool SupportsDataRegions; 1862fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson 1876c2cf8b1fbcf70fd9db6fe44032c1ceaa2299760Akira Hatanaka /// GPRel64Directive - if non-null, a directive that is used to emit a word 1886c2cf8b1fbcf70fd9db6fe44032c1ceaa2299760Akira Hatanaka /// which should be relocated as a 64-bit GP-relative offset, e.g. .gpdword 1896c2cf8b1fbcf70fd9db6fe44032c1ceaa2299760Akira Hatanaka /// on Mips. 1906c2cf8b1fbcf70fd9db6fe44032c1ceaa2299760Akira Hatanaka const char *GPRel64Directive; // Defaults to NULL. 1916c2cf8b1fbcf70fd9db6fe44032c1ceaa2299760Akira Hatanaka 19278f485afb723121eedf4b6907ae6eb53da8af03cChris Lattner /// GPRel32Directive - if non-null, a directive that is used to emit a word 19378f485afb723121eedf4b6907ae6eb53da8af03cChris Lattner /// which should be relocated as a 32-bit GP-relative offset, e.g. .gpword 19478f485afb723121eedf4b6907ae6eb53da8af03cChris Lattner /// on Mips or .gprel32 on Alpha. 19578f485afb723121eedf4b6907ae6eb53da8af03cChris Lattner const char *GPRel32Directive; // Defaults to NULL. 196f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 19782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// getDataASDirective - Return the directive that should be used to emit 19882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// data of the specified size to the specified numeric address space. 19982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner virtual const char *getDataASDirective(unsigned Size, unsigned AS) const { 20082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner assert(AS != 0 && "Don't know the directives for default addr space"); 2015ec2e6b586bf4029763711d6860b57d312eb2d2eChris Lattner return 0; 20282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 20382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 20482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// SunStyleELFSectionSwitchSyntax - This is true if this target uses "Sun 20582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// Style" syntax for section switching ("#alloc,#write" etc) instead of the 20682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// normal ELF syntax (,"a,w") in .section directives. 207eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling bool SunStyleELFSectionSwitchSyntax; // Defaults to false. 20882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 20982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// UsesELFSectionDirectiveForBSS - This is true if this target uses ELF 210f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach /// '.section' directive before the '.bss' one. It's used for PPC/Linux 21182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// which doesn't support the '.bss' directive only. 212eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling bool UsesELFSectionDirectiveForBSS; // Defaults to false. 213f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 2148a29fa6e02c8a76a71f43fc8bf4e51dd12bac4bcChris Lattner /// HasMicrosoftFastStdCallMangling - True if this target uses microsoft 2158a29fa6e02c8a76a71f43fc8bf4e51dd12bac4bcChris Lattner /// style mangling for functions with X86_StdCall/X86_FastCall calling 2168a29fa6e02c8a76a71f43fc8bf4e51dd12bac4bcChris Lattner /// convention. 2178a29fa6e02c8a76a71f43fc8bf4e51dd12bac4bcChris Lattner bool HasMicrosoftFastStdCallMangling; // Defaults to false. 218f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 21982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner //===--- Alignment Information ----------------------------------------===// 22082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 22182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// AlignDirective - The directive used to emit round up to an alignment 22282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// boundary. 22382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// 224eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *AlignDirective; // Defaults to "\t.align\t" 22582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 22682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// AlignmentIsInBytes - If this is true (the default) then the asmprinter 22782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// emits ".align N" directives, where N is the number of bytes to align to. 22882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// Otherwise, it emits ".align log2(N)", e.g. 3 to align to an 8 byte 22982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// boundary. 230eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling bool AlignmentIsInBytes; // Defaults to true 23182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 23282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// TextAlignFillValue - If non-zero, this is used to fill the executable 23382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// space created as the result of a alignment directive. 234eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling unsigned TextAlignFillValue; // Defaults to 0 23582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 23682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner //===--- Global Variable Emission Directives --------------------------===// 237f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 23882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// GlobalDirective - This is the directive used to declare a global entity. 23982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// 240eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *GlobalDirective; // Defaults to NULL. 24182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 242f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach /// ExternDirective - This is the directive used to declare external 24382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// globals. 24482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// 245eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *ExternDirective; // Defaults to NULL. 246f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 247cee63322eaccc2f1067bdf5eab506e440f867da1Chris Lattner /// HasSetDirective - True if the assembler supports the .set directive. 248cee63322eaccc2f1067bdf5eab506e440f867da1Chris Lattner bool HasSetDirective; // Defaults to true. 249f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 25090a5a0cd7c353651c953020b1e41b4c6e2f21883Rafael Espindola /// HasAggressiveSymbolFolding - False if the assembler requires that we use 2515d4918dbd116b0b5e561c431b1ea527ee1b9302aRafael Espindola /// Lc = a - b 2525d4918dbd116b0b5e561c431b1ea527ee1b9302aRafael Espindola /// .long Lc 25390a5a0cd7c353651c953020b1e41b4c6e2f21883Rafael Espindola /// instead of 2545d4918dbd116b0b5e561c431b1ea527ee1b9302aRafael Espindola /// .long a - b 25590a5a0cd7c353651c953020b1e41b4c6e2f21883Rafael Espindola bool HasAggressiveSymbolFolding; // Defaults to true. 2565d4918dbd116b0b5e561c431b1ea527ee1b9302aRafael Espindola 25736a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer /// LCOMMDirectiveType - Describes if the target supports the .lcomm 25836a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer /// directive and whether it has an alignment parameter. 25936a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer LCOMM::LCOMMType LCOMMDirectiveType; // Defaults to LCOMM::None. 260f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 2612e2563bf8e0f0a7f8c923000c0206855f16968b2Rafael Espindola /// COMMDirectiveAlignmentIsInBytes - True is COMMDirective's optional 2622e2563bf8e0f0a7f8c923000c0206855f16968b2Rafael Espindola /// alignment is to be specified in bytes instead of log2(n). 2632e2563bf8e0f0a7f8c923000c0206855f16968b2Rafael Espindola bool COMMDirectiveAlignmentIsInBytes; // Defaults to true; 264f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 26582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// HasDotTypeDotSizeDirective - True if the target has .type and .size 26682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// directives, this is true for most ELF targets. 267eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling bool HasDotTypeDotSizeDirective; // Defaults to true. 26882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 26982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// HasSingleParameterDotFile - True if the target has a single parameter 27082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// .file directive, this is true for ELF targets. 271eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling bool HasSingleParameterDotFile; // Defaults to true. 27282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 2733a9be0ee36fe2143f514d28315f3dc1bda132b2eChris Lattner /// HasNoDeadStrip - True if this target supports the MachO .no_dead_strip 2743a9be0ee36fe2143f514d28315f3dc1bda132b2eChris Lattner /// directive. 2753a9be0ee36fe2143f514d28315f3dc1bda132b2eChris Lattner bool HasNoDeadStrip; // Defaults to false. 27682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 277e8e98d7f2eaa0613442ce21ab6a040c0f04f5b4dKevin Enderby /// HasSymbolResolver - True if this target supports the MachO 278e8e98d7f2eaa0613442ce21ab6a040c0f04f5b4dKevin Enderby /// .symbol_resolver directive. 279e8e98d7f2eaa0613442ce21ab6a040c0f04f5b4dKevin Enderby bool HasSymbolResolver; // Defaults to false. 280e8e98d7f2eaa0613442ce21ab6a040c0f04f5b4dKevin Enderby 28182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// WeakRefDirective - This directive, if non-null, is used to declare a 28282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// global as being a weak undefined symbol. 283eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *WeakRefDirective; // Defaults to NULL. 284f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 28582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// WeakDefDirective - This directive, if non-null, is used to declare a 28682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// global as being a weak defined symbol. 287eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *WeakDefDirective; // Defaults to NULL. 28841eb8b47717e1fe1a6d0e99ec1b4e890091f77aaChris Lattner 28941eb8b47717e1fe1a6d0e99ec1b4e890091f77aaChris Lattner /// LinkOnceDirective - This directive, if non-null is used to declare a 29041eb8b47717e1fe1a6d0e99ec1b4e890091f77aaChris Lattner /// global as being a weak defined symbol. This is used on cygwin/mingw. 29141eb8b47717e1fe1a6d0e99ec1b4e890091f77aaChris Lattner const char *LinkOnceDirective; // Defaults to NULL. 292f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 293152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner /// HiddenVisibilityAttr - This attribute, if not MCSA_Invalid, is used to 294152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner /// declare a symbol as having hidden visibility. 295152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner MCSymbolAttr HiddenVisibilityAttr; // Defaults to MCSA_Hidden. 29682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 2975129bdecd87c518713765acd6998c80f9eef36a2Stuart Hastings /// HiddenDeclarationVisibilityAttr - This attribute, if not MCSA_Invalid, 2985129bdecd87c518713765acd6998c80f9eef36a2Stuart Hastings /// is used to declare an undefined symbol as having hidden visibility. 2995129bdecd87c518713765acd6998c80f9eef36a2Stuart Hastings MCSymbolAttr HiddenDeclarationVisibilityAttr; // Defaults to MCSA_Hidden. 3005129bdecd87c518713765acd6998c80f9eef36a2Stuart Hastings 3015129bdecd87c518713765acd6998c80f9eef36a2Stuart Hastings 302152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner /// ProtectedVisibilityAttr - This attribute, if not MCSA_Invalid, is used 303152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner /// to declare a symbol as having protected visibility. 304152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner MCSymbolAttr ProtectedVisibilityAttr; // Defaults to MCSA_Protected 30582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 30682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner //===--- Dwarf Emission Directives -----------------------------------===// 30782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 30882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// HasLEB128 - True if target asm supports leb128 directives. 309b9e7689c89acf9324fba9242e00a9a4b8a3a83a6Bill Wendling bool HasLEB128; // Defaults to false. 31082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 31182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// SupportsDebugInformation - True if target supports emission of debugging 31282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// information. 313b9e7689c89acf9324fba9242e00a9a4b8a3a83a6Bill Wendling bool SupportsDebugInformation; // Defaults to false. 31482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 315b9e7689c89acf9324fba9242e00a9a4b8a3a83a6Bill Wendling /// SupportsExceptionHandling - True if target supports exception handling. 316b9e7689c89acf9324fba9242e00a9a4b8a3a83a6Bill Wendling ExceptionHandling::ExceptionsType ExceptionsType; // Defaults to None 31782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 31882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// DwarfUsesInlineInfoSection - True if DwarfDebugInlineSection is used to 31982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// encode inline subroutine information. 320b9e7689c89acf9324fba9242e00a9a4b8a3a83a6Bill Wendling bool DwarfUsesInlineInfoSection; // Defaults to false. 32182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 32282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner /// DwarfSectionOffsetDirective - Special section offset directive. 32382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char* DwarfSectionOffsetDirective; // Defaults to NULL 324f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 325dc52ecf6fdbee63652d2dac0dccc17e23ac7797fRafael Espindola /// DwarfRequiresRelocationForSectionOffset - True if we need to produce a 326746cb670c3cd4f79b288d56d8e9f195685a5381aNick Lewycky /// relocation when we want a section offset in dwarf. 327dc52ecf6fdbee63652d2dac0dccc17e23ac7797fRafael Espindola bool DwarfRequiresRelocationForSectionOffset; // Defaults to true; 328ae84d5b9bafd1ba88aa12e8398e5385f229fa306Devang Patel 329746cb670c3cd4f79b288d56d8e9f195685a5381aNick Lewycky /// DwarfUsesLabelOffsetDifference - True if Dwarf2 output can 330746cb670c3cd4f79b288d56d8e9f195685a5381aNick Lewycky /// use EmitLabelOffsetDifference. 331b1fcfbe89bd155fb88485b2a3a995adba3994003Devang Patel bool DwarfUsesLabelOffsetForRanges; 332b1fcfbe89bd155fb88485b2a3a995adba3994003Devang Patel 333390c40d96adb2eb4a778a0890c6c8743057e289eNick Lewycky /// DwarfUsesRelocationsForStringPool - True if this Dwarf output must use 334390c40d96adb2eb4a778a0890c6c8743057e289eNick Lewycky /// relocations to refer to entries in the string pool. 335390c40d96adb2eb4a778a0890c6c8743057e289eNick Lewycky bool DwarfUsesRelocationsForStringPool; 336390c40d96adb2eb4a778a0890c6c8743057e289eNick Lewycky 3373014b2f3228e1aac1a70598f50d66f1afcc16714Akira Hatanaka /// DwarfRegNumForCFI - True if dwarf register numbers are printed 3383014b2f3228e1aac1a70598f50d66f1afcc16714Akira Hatanaka /// instead of symbolic register names in .cfi_* directives. 3393014b2f3228e1aac1a70598f50d66f1afcc16714Akira Hatanaka bool DwarfRegNumForCFI; // Defaults to false; 3403014b2f3228e1aac1a70598f50d66f1afcc16714Akira Hatanaka 34182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner //===--- CBE Asm Translation Table -----------------------------------===// 34282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 343eb2fde2c939892f620de93f56dc21ec0c36824efBill Wendling const char *const *AsmTransCBE; // Defaults to empty 34482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 3452d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng //===--- Prologue State ----------------------------------------------===// 3462d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng 3472d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng std::vector<MachineMove> InitialFrameState; 3482d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng 34982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner public: 3508eeba35babf3114966fc4e6e8522057e46b610dbChris Lattner explicit MCAsmInfo(); 35182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner virtual ~MCAsmInfo(); 35282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 353f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner // FIXME: move these methods to DwarfPrinter when the JIT stops using them. 35482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner static unsigned getSLEB128Size(int Value); 35582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner static unsigned getULEB128Size(unsigned Value); 35682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 3571be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// getPointerSize - Get the pointer size in bytes. 3581be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng unsigned getPointerSize() const { 3591be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng return PointerSize; 3601be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng } 3611be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng 3621be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// islittleendian - True if the target is little endian. 3631be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng bool isLittleEndian() const { 3641be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng return IsLittleEndian; 3651be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng } 3661be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng 3671be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng /// isStackGrowthDirectionUp - True if target stack grow up. 3681be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng bool isStackGrowthDirectionUp() const { 3691be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng return StackGrowsUp; 3701be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng } 3711be0e271a07925b928ba89848934f1ea6f1854e2Evan Cheng 372f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner bool hasSubsectionsViaSymbols() const { return HasSubsectionsViaSymbols; } 373f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 37482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner // Data directive accessors. 37582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner // 37682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getData8bitsDirective(unsigned AS = 0) const { 37782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AS == 0 ? Data8bitsDirective : getDataASDirective(8, AS); 37882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 37982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getData16bitsDirective(unsigned AS = 0) const { 38082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AS == 0 ? Data16bitsDirective : getDataASDirective(16, AS); 38182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 38282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getData32bitsDirective(unsigned AS = 0) const { 38382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AS == 0 ? Data32bitsDirective : getDataASDirective(32, AS); 38482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 38582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getData64bitsDirective(unsigned AS = 0) const { 38682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AS == 0 ? Data64bitsDirective : getDataASDirective(64, AS); 38782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 3886c2cf8b1fbcf70fd9db6fe44032c1ceaa2299760Akira Hatanaka const char *getGPRel64Directive() const { return GPRel64Directive; } 38978f485afb723121eedf4b6907ae6eb53da8af03cChris Lattner const char *getGPRel32Directive() const { return GPRel32Directive; } 39082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 3912fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson /// [Code|Data]Begin label name accessors. 3922fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *getCodeBeginLabelName() const { return CodeBegin; } 3932fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *getDataBeginLabelName() const { return DataBegin; } 3942fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *getJumpTable8BeginLabelName() const { return JT8Begin; } 3952fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *getJumpTable16BeginLabelName() const { return JT16Begin; } 3962fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson const char *getJumpTable32BeginLabelName() const { return JT32Begin; } 3972fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson bool getSupportsDataRegions() const { return SupportsDataRegions; } 3982fec6c5ff153786744ba7d0d302b73179731c5e9Owen Anderson 399f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner /// getNonexecutableStackSection - Targets can implement this method to 400f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner /// specify a section to switch to if the translation unit doesn't have any 401f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner /// trampolines that require an executable stack. 40274aae4726a66733c5872588287535a984f9a94c7Chris Lattner virtual const MCSection *getNonexecutableStackSection(MCContext &Ctx) const{ 403f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner return 0; 404f9f93e4388962b678fd59b7af5212d4cc0d38be2Chris Lattner } 405f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 406bfa27cc5d72e061a96efbb461864d40bc8089ec2Rafael Espindola virtual const MCExpr * 407bfa27cc5d72e061a96efbb461864d40bc8089ec2Rafael Espindola getExprForPersonalitySymbol(const MCSymbol *Sym, 408debd7e4e8bc5cfe61bfb71835ce2b1a3fbccc2beRafael Espindola unsigned Encoding, 409bfa27cc5d72e061a96efbb461864d40bc8089ec2Rafael Espindola MCStreamer &Streamer) const; 410bfa27cc5d72e061a96efbb461864d40bc8089ec2Rafael Espindola 411debd7e4e8bc5cfe61bfb71835ce2b1a3fbccc2beRafael Espindola const MCExpr * 412debd7e4e8bc5cfe61bfb71835ce2b1a3fbccc2beRafael Espindola getExprForFDESymbol(const MCSymbol *Sym, 413debd7e4e8bc5cfe61bfb71835ce2b1a3fbccc2beRafael Espindola unsigned Encoding, 414debd7e4e8bc5cfe61bfb71835ce2b1a3fbccc2beRafael Espindola MCStreamer &Streamer) const; 415a0057ca13f06b8de08483c3e3a143a7236c67097Rafael Espindola 41682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner bool usesSunStyleELFSectionSwitchSyntax() const { 41782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return SunStyleELFSectionSwitchSyntax; 41882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 419f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 42082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner bool usesELFSectionDirectiveForBSS() const { 42182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return UsesELFSectionDirectiveForBSS; 42282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 42382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 4248a29fa6e02c8a76a71f43fc8bf4e51dd12bac4bcChris Lattner bool hasMicrosoftFastStdCallMangling() const { 4258a29fa6e02c8a76a71f43fc8bf4e51dd12bac4bcChris Lattner return HasMicrosoftFastStdCallMangling; 4268a29fa6e02c8a76a71f43fc8bf4e51dd12bac4bcChris Lattner } 427f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 42882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner // Accessors. 42982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner // 430aac138e84dee1cb3ffc1035b2a1e4361fe0b4f80Chris Lattner bool hasMachoZeroFillDirective() const { return HasMachoZeroFillDirective; } 431c1a887d76d95100e7e05aa76e077710bc4e0b1cfEric Christopher bool hasMachoTBSSDirective() const { return HasMachoTBSSDirective; } 43271eae713153e564ec743c5c4162ff258c255de78Chris Lattner bool hasStaticCtorDtorReferenceInStaticMode() const { 43371eae713153e564ec743c5c4162ff258c255de78Chris Lattner return HasStaticCtorDtorReferenceInStaticMode; 43471eae713153e564ec743c5c4162ff258c255de78Chris Lattner } 435767b1be3900bdc693aa0ad3e554ba034845f67f7Rafael Espindola bool getLinkerRequiresNonEmptyDwarfLines() const { 436767b1be3900bdc693aa0ad3e554ba034845f67f7Rafael Espindola return LinkerRequiresNonEmptyDwarfLines; 437767b1be3900bdc693aa0ad3e554ba034845f67f7Rafael Espindola } 43882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner unsigned getMaxInstLength() const { 43982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return MaxInstLength; 44082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 44182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getPCSymbol() const { 44282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return PCSymbol; 44382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 444d31d304f83f9c8df6870057509414b8d004bc8daJim Grosbach const char *getSeparatorString() const { 445d31d304f83f9c8df6870057509414b8d004bc8daJim Grosbach return SeparatorString; 44682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 44782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner unsigned getCommentColumn() const { 44882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return CommentColumn; 44982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 45082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getCommentString() const { 45182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return CommentString; 45282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 453e07b75e069969558c3fbb2f5bfb9a652f6ea1d6bChris Lattner const char *getLabelSuffix() const { 454e07b75e069969558c3fbb2f5bfb9a652f6ea1d6bChris Lattner return LabelSuffix; 455e07b75e069969558c3fbb2f5bfb9a652f6ea1d6bChris Lattner } 45682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getGlobalPrefix() const { 45782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return GlobalPrefix; 45882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 45982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getPrivateGlobalPrefix() const { 46082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return PrivateGlobalPrefix; 46182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 46282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getLinkerPrivateGlobalPrefix() const { 46382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return LinkerPrivateGlobalPrefix; 46482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 46582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getInlineAsmStart() const { 46682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return InlineAsmStart; 46782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 46882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getInlineAsmEnd() const { 46982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return InlineAsmEnd; 47082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 471bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng const char *getCode16Directive() const { 472bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng return Code16Directive; 473bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng } 474bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng const char *getCode32Directive() const { 475bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng return Code32Directive; 476bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng } 477bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng const char *getCode64Directive() const { 478bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng return Code64Directive; 479bd27f5adbd8f3b8ab8def5aa43fbc406ac9b8cbeEvan Cheng } 48082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner unsigned getAssemblerDialect() const { 48182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AssemblerDialect; 48282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 48382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner bool doesAllowQuotesInName() const { 48482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AllowQuotesInName; 48582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 486c6f729ed5519cdf398ca4039dbdbea4f81433ec0Anton Korobeynikov bool doesAllowNameToStartWithDigit() const { 487c6f729ed5519cdf398ca4039dbdbea4f81433ec0Anton Korobeynikov return AllowNameToStartWithDigit; 488c6f729ed5519cdf398ca4039dbdbea4f81433ec0Anton Korobeynikov } 489b9a01bcf486814a44098745920d43daaf9f7c260Mon P Wang bool doesAllowPeriodsInName() const { 490b9a01bcf486814a44098745920d43daaf9f7c260Mon P Wang return AllowPeriodsInName; 491b9a01bcf486814a44098745920d43daaf9f7c260Mon P Wang } 4923420e7f360dab7712a9ec4f51d233c7e73642ec7Sean Hunt bool doesAllowUTF8() const { 4933420e7f360dab7712a9ec4f51d233c7e73642ec7Sean Hunt return AllowUTF8; 4943420e7f360dab7712a9ec4f51d233c7e73642ec7Sean Hunt } 49582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getZeroDirective() const { 49682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return ZeroDirective; 49782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 49882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getAsciiDirective() const { 49982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AsciiDirective; 50082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 50182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getAscizDirective() const { 50282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AscizDirective; 50382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 50482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getAlignDirective() const { 50582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AlignDirective; 50682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 50782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner bool getAlignmentIsInBytes() const { 50882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AlignmentIsInBytes; 50982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 51082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner unsigned getTextAlignFillValue() const { 51182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return TextAlignFillValue; 51282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 51382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getGlobalDirective() const { 51482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return GlobalDirective; 51582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 51682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getExternDirective() const { 51782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return ExternDirective; 51882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 519cee63322eaccc2f1067bdf5eab506e440f867da1Chris Lattner bool hasSetDirective() const { return HasSetDirective; } 52090a5a0cd7c353651c953020b1e41b4c6e2f21883Rafael Espindola bool hasAggressiveSymbolFolding() const { 52190a5a0cd7c353651c953020b1e41b4c6e2f21883Rafael Espindola return HasAggressiveSymbolFolding; 52290a5a0cd7c353651c953020b1e41b4c6e2f21883Rafael Espindola } 52336a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer LCOMM::LCOMMType getLCOMMDirectiveType() const { 52436a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer return LCOMMDirectiveType; 52536a16015ac108e2f0dd2d6d96a6d364bc74c50d7Benjamin Kramer } 5263a9be0ee36fe2143f514d28315f3dc1bda132b2eChris Lattner bool hasDotTypeDotSizeDirective() const {return HasDotTypeDotSizeDirective;} 5272e2563bf8e0f0a7f8c923000c0206855f16968b2Rafael Espindola bool getCOMMDirectiveAlignmentIsInBytes() const { 5282e2563bf8e0f0a7f8c923000c0206855f16968b2Rafael Espindola return COMMDirectiveAlignmentIsInBytes; 5292e2563bf8e0f0a7f8c923000c0206855f16968b2Rafael Espindola } 5303a9be0ee36fe2143f514d28315f3dc1bda132b2eChris Lattner bool hasSingleParameterDotFile() const { return HasSingleParameterDotFile; } 5313a9be0ee36fe2143f514d28315f3dc1bda132b2eChris Lattner bool hasNoDeadStrip() const { return HasNoDeadStrip; } 532e8e98d7f2eaa0613442ce21ab6a040c0f04f5b4dKevin Enderby bool hasSymbolResolver() const { return HasSymbolResolver; } 53341eb8b47717e1fe1a6d0e99ec1b4e890091f77aaChris Lattner const char *getWeakRefDirective() const { return WeakRefDirective; } 53441eb8b47717e1fe1a6d0e99ec1b4e890091f77aaChris Lattner const char *getWeakDefDirective() const { return WeakDefDirective; } 53541eb8b47717e1fe1a6d0e99ec1b4e890091f77aaChris Lattner const char *getLinkOnceDirective() const { return LinkOnceDirective; } 536f10dfa910def9cdca566edbd6d2089b075a57b21Jim Grosbach 537152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner MCSymbolAttr getHiddenVisibilityAttr() const { return HiddenVisibilityAttr;} 5385129bdecd87c518713765acd6998c80f9eef36a2Stuart Hastings MCSymbolAttr getHiddenDeclarationVisibilityAttr() const { 5395129bdecd87c518713765acd6998c80f9eef36a2Stuart Hastings return HiddenDeclarationVisibilityAttr; 5405129bdecd87c518713765acd6998c80f9eef36a2Stuart Hastings } 541152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner MCSymbolAttr getProtectedVisibilityAttr() const { 542152a29bfa6fa505182658d046bc75626e10d67c3Chris Lattner return ProtectedVisibilityAttr; 54382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 54482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner bool hasLEB128() const { 54582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return HasLEB128; 54682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 54782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner bool doesSupportDebugInformation() const { 54882d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return SupportsDebugInformation; 54982d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 55082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner bool doesSupportExceptionHandling() const { 55182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return ExceptionsType != ExceptionHandling::None; 55282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 55382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner ExceptionHandling::ExceptionsType getExceptionHandlingType() const { 55482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return ExceptionsType; 55582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 5563965b5e974d57f3e56a2c7f37d76d73e572dfb20Anton Korobeynikov bool isExceptionHandlingDwarf() const { 5573965b5e974d57f3e56a2c7f37d76d73e572dfb20Anton Korobeynikov return 558254784f9e0ae59fc060ccd54b39cd1e94ac91356Rafael Espindola (ExceptionsType == ExceptionHandling::DwarfCFI || 559645aef1480384292b042c98ffe623a59ab0af049Charles Davis ExceptionsType == ExceptionHandling::ARM || 560645aef1480384292b042c98ffe623a59ab0af049Charles Davis ExceptionsType == ExceptionHandling::Win64); 5613965b5e974d57f3e56a2c7f37d76d73e572dfb20Anton Korobeynikov } 562b83e2bbfbc107a71632bd42f2be8186554b16e1fEric Christopher bool doesDwarfUseInlineInfoSection() const { 56382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return DwarfUsesInlineInfoSection; 56482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 56582d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *getDwarfSectionOffsetDirective() const { 56682d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return DwarfSectionOffsetDirective; 56782d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 568dc52ecf6fdbee63652d2dac0dccc17e23ac7797fRafael Espindola bool doesDwarfRequireRelocationForSectionOffset() const { 569dc52ecf6fdbee63652d2dac0dccc17e23ac7797fRafael Espindola return DwarfRequiresRelocationForSectionOffset; 570ae84d5b9bafd1ba88aa12e8398e5385f229fa306Devang Patel } 571b83e2bbfbc107a71632bd42f2be8186554b16e1fEric Christopher bool doesDwarfUseLabelOffsetForRanges() const { 572b1fcfbe89bd155fb88485b2a3a995adba3994003Devang Patel return DwarfUsesLabelOffsetForRanges; 573b1fcfbe89bd155fb88485b2a3a995adba3994003Devang Patel } 574390c40d96adb2eb4a778a0890c6c8743057e289eNick Lewycky bool doesDwarfUseRelocationsForStringPool() const { 575390c40d96adb2eb4a778a0890c6c8743057e289eNick Lewycky return DwarfUsesRelocationsForStringPool; 576390c40d96adb2eb4a778a0890c6c8743057e289eNick Lewycky } 5773014b2f3228e1aac1a70598f50d66f1afcc16714Akira Hatanaka bool useDwarfRegNumForCFI() const { 5783014b2f3228e1aac1a70598f50d66f1afcc16714Akira Hatanaka return DwarfRegNumForCFI; 5793014b2f3228e1aac1a70598f50d66f1afcc16714Akira Hatanaka } 58082d748d55c549dd055528ed10dbb534618ca8115Chris Lattner const char *const *getAsmCBE() const { 58182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner return AsmTransCBE; 58282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner } 5832d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng 5842d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng void addInitialFrameState(MCSymbol *label, const MachineLocation &D, 5852d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng const MachineLocation &S) { 5862d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng InitialFrameState.push_back(MachineMove(label, D, S)); 5872d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng } 5882d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng const std::vector<MachineMove> &getInitialFrameState() const { 5892d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng return InitialFrameState; 5902d28617de2b0b731c08d1af9e830f31e14ac75b4Evan Cheng } 59182d748d55c549dd055528ed10dbb534618ca8115Chris Lattner }; 59282d748d55c549dd055528ed10dbb534618ca8115Chris Lattner} 59382d748d55c549dd055528ed10dbb534618ca8115Chris Lattner 59482d748d55c549dd055528ed10dbb534618ca8115Chris Lattner#endif 595