From a252e87fa93041b4edc79b5168dec1cf8d91bcff Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Thu, 20 Feb 2025 10:45:11 +0100
Subject: [BOX32][INTERP] Added some support for BOUND opcode ([ARM64_DYNAREC]
 too)

---
 src/emu/x64run.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'src/emu')

diff --git a/src/emu/x64run.c b/src/emu/x64run.c
index 49600889..0fd35d2d 100644
--- a/src/emu/x64run.c
+++ b/src/emu/x64run.c
@@ -432,9 +432,12 @@ x64emurun:
             }
             break;
         case 0x62:                  /* BOUND Gd, Ed */
-            if(rex.is32bits) {
-                nextop = F8;
-                FAKEED(0);
+            nextop = F8;
+            if(rex.is32bits && MODREG) {
+                GETGD;
+                int* bounds = (int*)GETEA(0);
+                if(bounds[0]<GD->dword[0] || bounds[1]>GD->dword[0])
+                    emit_signal(emu, SIGSEGV, (void*)R_RIP, 0xb09d);
             } else {
                 unimp = 1;
                 goto fini;
-- 
cgit 1.4.1