diff options
Diffstat (limited to 'lib/Target/X86/Disassembler/X86DisassemblerDecoder.c')
| -rw-r--r-- | lib/Target/X86/Disassembler/X86DisassemblerDecoder.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c index 9e533451b0..ed2cb3f70a 100644 --- a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c +++ b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c @@ -391,7 +391,7 @@ static int readPrefixes(struct InternalInstruction* insn) { return -1; } - if (insn->mode == MODE_64BIT || byte1 & 0x8) { + if (insn->mode == MODE_64BIT || (byte1 & 0xc0) == 0xc0) { insn->vexSize = 3; insn->necessaryPrefixLocation = insn->readerCursor - 1; } @@ -433,7 +433,7 @@ static int readPrefixes(struct InternalInstruction* insn) { return -1; } - if (insn->mode == MODE_64BIT || byte1 & 0x8) { + if (insn->mode == MODE_64BIT || (byte1 & 0xc0) == 0xc0) { insn->vexSize = 2; } else { |