Displaying 1 result from an estimated 1 matches for "mandatory_prefix_location".
2010 Dec 22
1
[LLVMdev] X86 disassembler 0x66 prefix
There is a problem on X86 disassembler for instructions beginning with x86
prefix :
$ echo "0x66 0x0f 0x6f 0x8f 0x00 0x00 0x00 0x00" | llvm-mc --disassemble
movdqa (%edi), %xmm1
$ echo "0x53 0x66 0x0f 0x6f 0x8f 0x00 0x00 0x00 0x00" | llvm-mc
--disassemble
pushl %ebx
<stdin>:1:6: warning: invalid instruction encoding
0x53 0x66 0x0f 0x6f 0x8f 0x00 0x00