Add LLVM load instruction

3 files changed, 22 insertions, 1 deletions

diff --git a/src/main/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializer.java b/src/main/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializer.java
index ad43e5d8..0c916286 100644
--- a/src/main/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializer.java
+++ b/src/main/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializer.java
@@ -73,6 +73,15 @@ public class LlvmIrSerializer {
                 builder.append(" to ");
                 serializeType(intToPtr.targetType(), builder);
             }
+            case LlvmLoad load -> {
+                serializeVariable(load.target(), builder);
+                builder.append(" = load ");
+                serializeType(load.type(), builder);
+                builder.append(", ");
+                serializeType(LlvmTypes.pointer(load.type()), builder);
+                builder.append(" ");
+                serializeOperand(load.pointer(), builder);
+            }
             case LlvmStore store -> {
                 builder.append("store ");
                 serializeType(store.type(), builder);
diff --git a/src/main/java/org/shedlang/compiler/backends/llvm/ir/ast/instructions/LlvmInstruction.java b/src/main/java/org/shedlang/compiler/backends/llvm/ir/ast/instructions/LlvmInstruction.java
index c452e1d7..cc316ca0 100644
--- a/src/main/java/org/shedlang/compiler/backends/llvm/ir/ast/instructions/LlvmInstruction.java
+++ b/src/main/java/org/shedlang/compiler/backends/llvm/ir/ast/instructions/LlvmInstruction.java
@@ -1,4 +1,4 @@
 package org.shedlang.compiler.backends.llvm.ir.ast.instructions;
 
-public sealed interface LlvmInstruction permits LlvmAdd, LlvmCall, LlvmGetElementPtr, LlvmIntToPtr, LlvmStore {
+public sealed interface LlvmInstruction permits LlvmAdd, LlvmCall, LlvmGetElementPtr, LlvmIntToPtr, LlvmLoad, LlvmStore {
 }
diff --git a/src/main/java/org/shedlang/compiler/backends/llvm/ir/ast/instructions/LlvmLoad.java b/src/main/java/org/shedlang/compiler/backends/llvm/ir/ast/instructions/LlvmLoad.java
new file mode 100644
index 00000000..6ca6ed2f
--- /dev/null
+++ b/src/main/java/org/shedlang/compiler/backends/llvm/ir/ast/instructions/LlvmLoad.java
@@ -0,0 +1,12 @@
+package org.shedlang.compiler.backends.llvm.ir.ast.instructions;
+
+import org.shedlang.compiler.backends.llvm.ir.ast.operands.LlvmOperand;
+import org.shedlang.compiler.backends.llvm.ir.ast.operands.LlvmVariable;
+import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmType;
+
+public record LlvmLoad(
+    LlvmVariable target,
+    LlvmType type,
+    LlvmOperand pointer
+) implements LlvmInstruction {
+}