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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2010-11-27 20:29:45 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2010-11-27 20:29:45 +0000 |
| commit | eab0800695c4459406333efe8b4280ffc34edb72 (patch) | |
| tree | 1b6890103f99cf7b685248d796355199c8240e0a /llvm/lib/Target | |
| parent | f2d08136bf5c50ad53020f0d198cac2f7a461d9e (diff) | |
| download | bcm5719-llvm-eab0800695c4459406333efe8b4280ffc34edb72.tar.gz bcm5719-llvm-eab0800695c4459406333efe8b4280ffc34edb72.zip | |
Implement the data16 prefix.
llvm-svn: 120224
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp | 2 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.td | 3 |
2 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp index b6660710bbf..1b4086b41a8 100644 --- a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp +++ b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp @@ -708,7 +708,7 @@ ParseInstruction(StringRef Name, SMLoc NameLoc, Name == "lock" || Name == "rep" || Name == "repe" || Name == "repz" || Name == "repne" || Name == "repnz" || - Name == "rex64"; + Name == "rex64" || Name == "data16"; // This does the actual operand parsing. Don't parse any more if we have a diff --git a/llvm/lib/Target/X86/X86InstrInfo.td b/llvm/lib/Target/X86/X86InstrInfo.td index d7a55057c4b..560cafe0816 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.td +++ b/llvm/lib/Target/X86/X86InstrInfo.td @@ -1147,6 +1147,9 @@ def LOCK_PREFIX : I<0xF0, RawFrm, (outs), (ins), "lock", []>; // Rex64 instruction prefix def REX64_PREFIX : I<0x48, RawFrm, (outs), (ins), "rex64", []>; +// Data16 instruction prefix +def DATA16_PREFIX : I<0x66, RawFrm, (outs), (ins), "data16", []>; + // Repeat string operation instruction prefixes // These uses the DF flag in the EFLAGS register to inc or dec ECX let Defs = [ECX], Uses = [ECX,EFLAGS] in { |
