Add Patio code gen for int-add

1 files changed, 27 insertions, 0 deletions

diff --git a/src/main/java/org/shedlang/compiler/patio/PatioCodeGen.java b/src/main/java/org/shedlang/compiler/patio/PatioCodeGen.java
index db00aea8..ef034b20 100644
--- a/src/main/java/org/shedlang/compiler/patio/PatioCodeGen.java
+++ b/src/main/java/org/shedlang/compiler/patio/PatioCodeGen.java
@@ -1,6 +1,7 @@
 package org.shedlang.compiler.patio;
 
 import org.shedlang.compiler.patio.ast.PatioLocalRef;
+import org.shedlang.compiler.patio.ast.instructions.PatioIntAdd;
 import org.shedlang.compiler.patio.ast.instructions.PatioIntGet;
 import org.shedlang.compiler.patio.ast.instructions.PatioReturn;
 import org.shedlang.compiler.sources.Source;
@@ -127,6 +128,32 @@ public class PatioCodeGen {
             case DiscardInstruction discard ->
                 context.temporaryPop().context();
 
+            case IntAddInstruction intAdd -> {
+                var rightResult = context.temporaryPop();
+                var right = rightResult.value();
+                context = rightResult.context();
+
+                var leftResult = context.temporaryPop();
+                var left = leftResult.value();
+                context = leftResult.context();
+
+                var targetResult = context.allocateLocal(
+                    PatioCodeGenLocalSpace.TEMPORARY,
+                    PatioCodeGenTypes.VALUE_TYPE
+                );
+                var target = targetResult.value();
+                context = targetResult.context();
+
+                yield context
+                    .addInstruction(new PatioIntAdd(
+                        target,
+                        left,
+                        right,
+                        intAdd.source()
+                    ))
+                    .temporaryPush(target);
+            }
+
             case LocalLoadInstruction localLoad -> {
                 var local = context.stackIrLocalNameToLocal(localLoad.name());