From f063f747c21548329170fd09fd09d391b2277aed Mon Sep 17 00:00:00 2001
From: iximeow <me@iximeow.net>
Date: Thu, 16 Dec 2021 19:58:15 -0800
Subject: displacements are stored as unsigned, but are functionally signed
 ints

so multiplying to expand EVEX compressed offsets can overflow, and that
needs to be okay.
---
 src/real_mode/evex.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/real_mode/evex.rs')

diff --git a/src/real_mode/evex.rs b/src/real_mode/evex.rs
index 9840b35..b63c08d 100644
--- a/src/real_mode/evex.rs
+++ b/src/real_mode/evex.rs
@@ -11,7 +11,7 @@ fn isa_has_qwords() -> bool {
 }
 
 fn apply_disp_scale(inst: &mut Instruction) {
-    inst.disp *= inst.mem_size as u32;
+    inst.disp = ((inst.disp as i32) * (inst.mem_size as i32)) as u32;
 }
 
 include!("../shared/generated_evex.in");
-- 
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