diff options
Diffstat (limited to 'src/arch/x86/x86_traits.hh')
-rw-r--r-- | src/arch/x86/x86_traits.hh | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/arch/x86/x86_traits.hh b/src/arch/x86/x86_traits.hh index 6157cb30b..a94d806ef 100644 --- a/src/arch/x86/x86_traits.hh +++ b/src/arch/x86/x86_traits.hh @@ -40,6 +40,7 @@ #include <cassert> +#include "arch/x86/types.hh" #include "base/types.hh" namespace X86ISA @@ -104,6 +105,18 @@ namespace X86ISA assert(addr < PhysAddrAPICRangeSize); return PhysAddrPrefixInterrupts | (id * PhysAddrAPICRangeSize) | addr; } + + const ExtMachInst NoopMachInst = { + 0x0, // No legacy prefixes. + 0x0, // No rex prefix. + { 1, 0x0, 0x0, 0x90 }, // One opcode byte, 0x90. + 0x0, 0x0, // No modrm or sib. + 0, 0, // No immediate or displacement. + 8, 8, 8, // All sizes are 8. + 0, // Displacement size is 0. + SixtyFourBitMode // Behave as if we're in 64 bit + // mode (this doesn't actually matter). + }; } #endif //__ARCH_X86_X86TRAITS_HH__ |