diff options
Diffstat (limited to 'contrib/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h')
| -rw-r--r-- | contrib/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h | 71 |
1 files changed, 58 insertions, 13 deletions
diff --git a/contrib/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h b/contrib/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h index a0bb6dc..db597fb 100644 --- a/contrib/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h +++ b/contrib/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h @@ -94,40 +94,83 @@ namespace X86II { MO_PLT, /// MO_TLSGD - On a symbol operand this indicates that the immediate is - /// some TLS offset. + /// the offset of the GOT entry with the TLS index structure that contains + /// the module number and variable offset for the symbol. Used in the + /// general dynamic TLS access model. /// /// See 'ELF Handling for Thread-Local Storage' for more details. /// SYMBOL_LABEL @TLSGD MO_TLSGD, + /// MO_TLSLD - On a symbol operand this indicates that the immediate is + /// the offset of the GOT entry with the TLS index for the module that + /// contains the symbol. When this index is passed to a call to to + /// __tls_get_addr, the function will return the base address of the TLS + /// block for the symbol. Used in the x86-64 local dynamic TLS access model. + /// + /// See 'ELF Handling for Thread-Local Storage' for more details. + /// SYMBOL_LABEL @TLSLD + MO_TLSLD, + + /// MO_TLSLDM - On a symbol operand this indicates that the immediate is + /// the offset of the GOT entry with the TLS index for the module that + /// contains the symbol. When this index is passed to a call to to + /// ___tls_get_addr, the function will return the base address of the TLS + /// block for the symbol. Used in the IA32 local dynamic TLS access model. + /// + /// See 'ELF Handling for Thread-Local Storage' for more details. + /// SYMBOL_LABEL @TLSLDM + MO_TLSLDM, + /// MO_GOTTPOFF - On a symbol operand this indicates that the immediate is - /// some TLS offset. + /// the offset of the GOT entry with the thread-pointer offset for the + /// symbol. Used in the x86-64 initial exec TLS access model. /// /// See 'ELF Handling for Thread-Local Storage' for more details. /// SYMBOL_LABEL @GOTTPOFF MO_GOTTPOFF, /// MO_INDNTPOFF - On a symbol operand this indicates that the immediate is - /// some TLS offset. + /// the absolute address of the GOT entry with the negative thread-pointer + /// offset for the symbol. Used in the non-PIC IA32 initial exec TLS access + /// model. /// /// See 'ELF Handling for Thread-Local Storage' for more details. /// SYMBOL_LABEL @INDNTPOFF MO_INDNTPOFF, /// MO_TPOFF - On a symbol operand this indicates that the immediate is - /// some TLS offset. + /// the thread-pointer offset for the symbol. Used in the x86-64 local + /// exec TLS access model. /// /// See 'ELF Handling for Thread-Local Storage' for more details. /// SYMBOL_LABEL @TPOFF MO_TPOFF, + /// MO_DTPOFF - On a symbol operand this indicates that the immediate is + /// the offset of the GOT entry with the TLS offset of the symbol. Used + /// in the local dynamic TLS access model. + /// + /// See 'ELF Handling for Thread-Local Storage' for more details. + /// SYMBOL_LABEL @DTPOFF + MO_DTPOFF, + /// MO_NTPOFF - On a symbol operand this indicates that the immediate is - /// some TLS offset. + /// the negative thread-pointer offset for the symbol. Used in the IA32 + /// local exec TLS access model. /// /// See 'ELF Handling for Thread-Local Storage' for more details. /// SYMBOL_LABEL @NTPOFF MO_NTPOFF, + /// MO_GOTNTPOFF - On a symbol operand this indicates that the immediate is + /// the offset of the GOT entry with the negative thread-pointer offset for + /// the symbol. Used in the PIC IA32 initial exec TLS access model. + /// + /// See 'ELF Handling for Thread-Local Storage' for more details. + /// SYMBOL_LABEL @GOTNTPOFF + MO_GOTNTPOFF, + /// MO_DLLIMPORT - On a symbol operand "FOO", this indicates that the /// reference is actually to the "__imp_FOO" symbol. This is used for /// dllimport linkage on windows. @@ -438,17 +481,17 @@ namespace X86II { // getBaseOpcodeFor - This function returns the "base" X86 opcode for the // specified machine instruction. // - static inline unsigned char getBaseOpcodeFor(uint64_t TSFlags) { + inline unsigned char getBaseOpcodeFor(uint64_t TSFlags) { return TSFlags >> X86II::OpcodeShift; } - static inline bool hasImm(uint64_t TSFlags) { + inline bool hasImm(uint64_t TSFlags) { return (TSFlags & X86II::ImmMask) != 0; } /// getSizeOfImm - Decode the "size of immediate" field from the TSFlags field /// of the specified instruction. - static inline unsigned getSizeOfImm(uint64_t TSFlags) { + inline unsigned getSizeOfImm(uint64_t TSFlags) { switch (TSFlags & X86II::ImmMask) { default: llvm_unreachable("Unknown immediate size"); case X86II::Imm8: @@ -463,7 +506,7 @@ namespace X86II { /// isImmPCRel - Return true if the immediate of the specified instruction's /// TSFlags indicates that it is pc relative. - static inline unsigned isImmPCRel(uint64_t TSFlags) { + inline unsigned isImmPCRel(uint64_t TSFlags) { switch (TSFlags & X86II::ImmMask) { default: llvm_unreachable("Unknown immediate size"); case X86II::Imm8PCRel: @@ -486,9 +529,11 @@ namespace X86II { /// is duplicated in the MCInst (e.g. "EAX = addl EAX, [mem]") it is only /// counted as one operand. /// - static inline int getMemoryOperandNo(uint64_t TSFlags, unsigned Opcode) { + inline int getMemoryOperandNo(uint64_t TSFlags, unsigned Opcode) { switch (TSFlags & X86II::FormMask) { - case X86II::MRMInitReg: llvm_unreachable("FIXME: Remove this form"); + case X86II::MRMInitReg: + // FIXME: Remove this form. + return -1; default: llvm_unreachable("Unknown FormMask value in getMemoryOperandNo!"); case X86II::Pseudo: case X86II::RawFrm: @@ -546,7 +591,7 @@ namespace X86II { /// isX86_64ExtendedReg - Is the MachineOperand a x86-64 extended (r8 or /// higher) register? e.g. r8, xmm8, xmm13, etc. - static inline bool isX86_64ExtendedReg(unsigned RegNo) { + inline bool isX86_64ExtendedReg(unsigned RegNo) { switch (RegNo) { default: break; case X86::R8: case X86::R9: case X86::R10: case X86::R11: @@ -568,7 +613,7 @@ namespace X86II { return false; } - static inline bool isX86_64NonExtLowByteReg(unsigned reg) { + inline bool isX86_64NonExtLowByteReg(unsigned reg) { return (reg == X86::SPL || reg == X86::BPL || reg == X86::SIL || reg == X86::DIL); } |
