Add int-add instruction

5 files changed, 39 insertions, 1 deletions

diff --git a/src/main/java/org/shedlang/compiler/patio/ast/PatioSerializer.java b/src/main/java/org/shedlang/compiler/patio/ast/PatioSerializer.java
index 77a8ec7c..3243c3ab 100644
--- a/src/main/java/org/shedlang/compiler/patio/ast/PatioSerializer.java
+++ b/src/main/java/org/shedlang/compiler/patio/ast/PatioSerializer.java
@@ -106,6 +106,14 @@ public class PatioSerializer {
                     localRefToTree(dataPtrToInt.value())
                 );
 
+            case PatioIntAdd intAdd ->
+                treeList(
+                    treeIdentifier("int-add"),
+                    localRefToTree(intAdd.target()),
+                    localRefToTree(intAdd.left()),
+                    localRefToTree(intAdd.right())
+                );
+
             case PatioIntGet intGet ->
                 treeList(
                     treeIdentifier("int-get"),
diff --git a/src/main/java/org/shedlang/compiler/patio/ast/instructions/PatioInstruction.java b/src/main/java/org/shedlang/compiler/patio/ast/instructions/PatioInstruction.java
index dbedce9a..c86ff657 100644
--- a/src/main/java/org/shedlang/compiler/patio/ast/instructions/PatioInstruction.java
+++ b/src/main/java/org/shedlang/compiler/patio/ast/instructions/PatioInstruction.java
@@ -2,6 +2,6 @@ package org.shedlang.compiler.patio.ast.instructions;
 
 import org.shedlang.compiler.sources.Source;
 
-public sealed interface PatioInstruction permits PatioAlloc, PatioCallPointer, PatioDataPtrToInt, PatioFunctionPointerGet, PatioIntGet, PatioIntToDataPtr, PatioLocalCopy, PatioMemoryLoad, PatioMemoryStore, PatioReturn {
+public sealed interface PatioInstruction permits PatioAlloc, PatioCallPointer, PatioDataPtrToInt, PatioFunctionPointerGet, PatioIntAdd, PatioIntGet, PatioIntToDataPtr, PatioLocalCopy, PatioMemoryLoad, PatioMemoryStore, PatioReturn {
     Source source();
 }
diff --git a/src/main/java/org/shedlang/compiler/patio/ast/instructions/PatioIntAdd.java b/src/main/java/org/shedlang/compiler/patio/ast/instructions/PatioIntAdd.java
new file mode 100644
index 00000000..eae6a3fa
--- /dev/null
+++ b/src/main/java/org/shedlang/compiler/patio/ast/instructions/PatioIntAdd.java
@@ -0,0 +1,12 @@
+package org.shedlang.compiler.patio.ast.instructions;
+
+import org.shedlang.compiler.patio.ast.PatioLocalRef;
+import org.shedlang.compiler.sources.Source;
+
+public record PatioIntAdd(
+    PatioLocalRef target,
+    PatioLocalRef left,
+    PatioLocalRef right,
+    Source source
+) implements PatioInstruction {
+}
diff --git a/src/test/java/org/shedlang/compiler/patio/PatioSerializerTests.java b/src/test/java/org/shedlang/compiler/patio/PatioSerializerTests.java
index b354d534..73d4c613 100644
--- a/src/test/java/org/shedlang/compiler/patio/PatioSerializerTests.java
+++ b/src/test/java/org/shedlang/compiler/patio/PatioSerializerTests.java
@@ -87,6 +87,15 @@ public class PatioSerializerTests {
     }
 
     @Test
+    public void canSerializeIntAdd() {
+        var instruction = Patio.intAdd("target", "left", "right");
+
+        var string = PatioTesting.serializeInstruction(instruction);
+
+        assertThat(string, equalTo("(int-add \"target\" \"left\" \"right\")"));
+    }
+
+    @Test
     public void canSerializeIntGet() {
         var instruction = Patio.intGet("target", 42);
 
diff --git a/src/test/java/org/shedlang/compiler/patio/instructions/Patio.java b/src/test/java/org/shedlang/compiler/patio/instructions/Patio.java
index d8445de9..c0de6abc 100644
--- a/src/test/java/org/shedlang/compiler/patio/instructions/Patio.java
+++ b/src/test/java/org/shedlang/compiler/patio/instructions/Patio.java
@@ -43,6 +43,15 @@ public class Patio {
         return new PatioFunctionPointerGet(new PatioLocalRef(target), name, Sources.NULL);
     }
 
+    public static PatioInstruction intAdd(String target, String left, String right) {
+        return new PatioIntAdd(
+            new PatioLocalRef(target),
+            new PatioLocalRef(left),
+            new PatioLocalRef(right),
+            Sources.NULL
+        );
+    }
+
     public static PatioInstruction intGet(String target, int value) {
         return new PatioIntGet(new PatioLocalRef(target), value, Sources.NULL);
     }