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Better comments for TLS-related X86 MachineOperand flags.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157920 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hans Wennborg 2012-06-04 09:55:36 +00:00
parent caea5e28b2
commit d01d693c0b
1 changed files with 18 additions and 9 deletions
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27
lib/Target/X86/MCTargetDesc/X86BaseInfo.h
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@ -94,7 +94,9 @@ 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
@ -104,7 +106,7 @@ namespace X86II {
/// 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.
/// 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
@ -114,49 +116,56 @@ namespace X86II {
/// 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.
/// 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.
/// 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
/// some TLS offset.
/// 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