From 1b47026b5c108e87b7233736aa67506ef32e3713 Mon Sep 17 00:00:00 2001
From: iximeow <me@iximeow.net>
Date: Sat, 8 Aug 2020 18:11:31 -0700
Subject: this makes it faster i guess

---
 src/long_mode/mod.rs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/long_mode/mod.rs b/src/long_mode/mod.rs
index e6b322b..80398e7 100644
--- a/src/long_mode/mod.rs
+++ b/src/long_mode/mod.rs
@@ -5390,12 +5390,12 @@ fn read_M<T: Iterator<Item=u8>>(bytes_iter: &mut T, instr: &mut Instruction, mod
     } else {
         instr.modrm_mmm.num = 0;
     }
+    if instr.prefixes.rex().x() {
+        instr.sib_index.num = 0b1000;
+    } else {
+        instr.sib_index.num = 0;
+    }
     let op_spec = if mmm == 4 {
-        if instr.prefixes.rex().x() {
-            instr.sib_index.num = 0b1000;
-        } else {
-            instr.sib_index.num = 0;
-        }
         return read_sib(bytes_iter, instr, modrm, length);
     } else if mmm == 5 && modbits == 0b00 {
         *length += 4;
-- 
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