From 19d4b336bc82dd163d2b4ccb77c114e4c8bcefce Mon Sep 17 00:00:00 2001
From: inglorion <voodoo@inglorion.net>
Date: Thu, 15 Apr 2010 08:31:22 +0200
Subject: [PATCH] Fixed implementation of div and mod on i386 and amd64.

---
 lib/voodoo/generators/nasm_generator.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/voodoo/generators/nasm_generator.rb b/lib/voodoo/generators/nasm_generator.rb
index c9bd825..3815183 100644
--- a/lib/voodoo/generators/nasm_generator.rb
+++ b/lib/voodoo/generators/nasm_generator.rb
@@ -463,7 +463,8 @@ module Voodoo
     def eval_div x, y
       x_ref = load_value_into_register x, @AX
       y_ref = load_value y, @SCRATCH_REG
-      set_register @DX, 0
+      emit "mov #{@DX}, #{@AX}\n"
+      emit "sar #{@DX}, #{@WORDSIZE * 8 - 1}\n"
       if immediate_operand?(y_ref)
         set_register @BX, y_ref
         emit "idiv #{@BX}\n"
-- 
2.11.4.GIT