Serialize LLVM function definitions

1 files changed, 26 insertions, 2 deletions

diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDefinitionTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDefinitionTests.java
index 4e1f23bc..c5f62da1 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDefinitionTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDefinitionTests.java
@@ -16,14 +16,38 @@ public class LlvmIrSerializerFunctionDefinitionTests {
     public void canSerializeFunctionDefinitions() {
         var definition = new LlvmFunctionDefinition(
             "f",
-            LlvmTypes.VOID,
+            LlvmTypes.INT_32,
             List.of(LlvmIr.param(LlvmTypes.INT_64, "x"), LlvmIr.param(LlvmTypes.INT_64, "y")),
-            List.of()
+            List.of(
+                LlvmIr.basicBlock(
+                    List.of(
+                        LlvmIr.add(
+                            LlvmIr.variableLocal("a"),
+                            LlvmTypes.INT_64,
+                            LlvmIr.variableLocal("x"),
+                            LlvmIr.variableLocal("y")
+                        ),
+
+                        LlvmIr.add(
+                            LlvmIr.variableLocal("b"),
+                            LlvmTypes.INT_64,
+                            LlvmIr.variableLocal("y"),
+                            LlvmIr.variableLocal("x")
+                        )
+                    ),
+                    LlvmIr.returnValue(LlvmTypes.INT_32, LlvmIr.operandInt(42))
+                )
+            )
         );
 
         var result = serializeToString(definition, LlvmIrSerializer::serializeTopLevelEntity);
 
         assertThat(result, equalTo("""
+            define i32 @f(i64 %x, i64 %y) {
+                $a = add i64 $x, $y
+                $b = add i64 $y, $x
+                ret i32 42
+            }
             """));
     }
 }