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Mark REX64_PREFIX as In64BitMode, remove hack from X86RecognizableInstr.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198336 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2014-01-02 19:12:10 +00:00
parent 2cb57f964f
commit d573aba8e1
2 changed files with 2 additions and 2 deletions
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3
lib/Target/X86/X86InstrInfo.td
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@ -1599,7 +1599,8 @@ def CMPXCHG16B : RI<0xC7, MRM1m, (outs), (ins i128mem:$dst),
def LOCK_PREFIX : I<0xF0, RawFrm, (outs), (ins), "lock", []>;
// Rex64 instruction prefix
def REX64_PREFIX : I<0x48, RawFrm, (outs), (ins), "rex64", []>;
def REX64_PREFIX : I<0x48, RawFrm, (outs), (ins), "rex64", []>,
Requires<[In64BitMode]>;
// Data16 instruction prefix
def DATA16_PREFIX : I<0x66, RawFrm, (outs), (ins), "data16", []>;

1
utils/TableGen/X86RecognizableInstr.cpp
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@ -276,7 +276,6 @@ RecognizableInstr::RecognizableInstr(DisassemblerTables &tables,
}
// FIXME: These instructions aren't marked as 64-bit in any way
Is64Bit |= Rec->getName() == "JMP64pcrel32" ||
Rec->getName() == "REX64_PREFIX" ||
Rec->getName().find("MOV64") != Name.npos ||
Rec->getName().find("PUSH64") != Name.npos ||
Rec->getName().find("POP64") != Name.npos;