fix incorrect memory size for f30f1e-style nop

not only did the instruction have wrong data, but if displayed, the
formatter would panic.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/long_mode/mod.rs b/src/long_mode/mod.rs
index 7e8dff7..44cf992 100644
--- a/src/long_mode/mod.rs
+++ b/src/long_mode/mod.rs
@@ -8854,6 +8854,7 @@ fn unlikely_operands<
                     };
                     instruction.operands[1] = OperandSpec::RegRRR;
                     instruction.operands[0] = read_E(words, instruction, modrm, sz, sink)?;
+                    instruction.mem_size = sz;
                     instruction.regs[0] =
                         RegSpec::from_parts((modrm >> 3) & 7, instruction.prefixes.rex_unchecked().r(), bank);
                     instruction.operand_count = 2;