X86: Define a noop ExtMachInst.
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@ -74,6 +74,18 @@ namespace X86ISA
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// Memory accesses can be unaligned
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const bool HasUnalignedMemAcc = true;
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const ExtMachInst NoopMachInst = {
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0x0, // No legacy prefixes.
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0x0, // No rex prefix.
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{ 1, 0x0, 0x0, 0x90 }, // One opcode byte, 0x90.
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0x0, 0x0, // No modrm or sib.
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0, 0, // No immediate or displacement.
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8, 8, 8, // All sizes are 8.
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0, // Displacement size is 0.
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SixtyFourBitMode // Behave as if we're in 64 bit
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// mode (this doesn't actually matter).
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};
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};
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#endif // __ARCH_X86_ISATRAITS_HH__
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