From a07e7fe4b1b77bed931ba2b87527d065969e2f6f Mon Sep 17 00:00:00 2001
From: Volker <Volker@Volker.fritz.box>
Date: Tue, 14 Aug 2018 18:24:50 +0200
Subject: [PATCH] Fix the signum of numeric operations in the text format.

---
 .../jwebassembly/text/TextModuleWriter.java          | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/de/inetsoftware/jwebassembly/text/TextModuleWriter.java b/src/de/inetsoftware/jwebassembly/text/TextModuleWriter.java
index 7028dd5..a5e9974 100644
--- a/src/de/inetsoftware/jwebassembly/text/TextModuleWriter.java
+++ b/src/de/inetsoftware/jwebassembly/text/TextModuleWriter.java
@@ -187,7 +187,17 @@ public class TextModuleWriter extends ModuleWriter {
     @Override
     protected void writeNumericOperator( NumericOperator numOp, @Nullable ValueType valueType ) throws IOException {
         newline( methodOutput );
-        methodOutput.append( valueType ).append( '.' ).append( numOp );
+        String op = numOp.toString();
+        switch( valueType ) {
+            case i32:
+            case i64:
+                switch( numOp ) {
+                    case div:
+                    case rem:
+                        op += "_s";
+                }
+        }
+        methodOutput.append( valueType ).append( '.' ).append( op );
     }
 
     /**