From c2d4209f85f46cc91163bc47cc43db252c94acf6 Mon Sep 17 00:00:00 2001
From: Stefan Weigl-Bosker <stefan@s00.xyz>
Date: Thu, 19 Feb 2026 18:51:48 -0500
Subject: [willow]: more cleanup, tests (#12)

---
 willow/lib/IR/Instructions.cpp | 64 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 willow/lib/IR/Instructions.cpp

(limited to 'willow/lib/IR/Instructions.cpp')

diff --git a/willow/lib/IR/Instructions.cpp b/willow/lib/IR/Instructions.cpp
new file mode 100644
index 0000000..15e6786
--- /dev/null
+++ b/willow/lib/IR/Instructions.cpp
@@ -0,0 +1,64 @@
+#include <willow/IR/Instructions.h>
+
+namespace willow {
+
+UnaryInst::UnaryInst(Opcode op, Type type, Value *value,
+                     std::optional<Location> loc)
+    : Instruction(op, type, loc) {
+  addOperand(value);
+}
+
+BinaryInst::BinaryInst(Opcode op, Type type, Value *lhs, Value *rhs,
+                       std::optional<Location> loc)
+    : Instruction(op, type, loc) {
+  addOperand(lhs);
+  addOperand(rhs);
+}
+
+BrInst::BrInst(Type type, Value *condition, BasicBlock *true_target,
+               BasicBlock *false_target, std::optional<Location> loc)
+    : Instruction(Opcode::Br, type, loc) {
+  addOperand(condition);
+  addOperand(true_target);
+  addOperand(false_target);
+}
+
+Value *BrInst::getCondition() { return getOperand(0); }
+
+const Value *BrInst::getCondition() const { return getOperand(0); }
+
+BasicBlock *BrInst::getTrueTarget() {
+  return static_cast<BasicBlock *>(getOperand(1));
+}
+
+const BasicBlock *BrInst::getTrueTarget() const {
+  return static_cast<const BasicBlock *>(getOperand(1));
+}
+
+BasicBlock *BrInst::getFalseTarget() {
+  return static_cast<BasicBlock *>(getOperand(2));
+}
+
+const BasicBlock *BrInst::getFalseTarget() const {
+  return static_cast<const BasicBlock *>(getOperand(2));
+}
+
+RetInst::RetInst(Type voidty, std::optional<Location> loc)
+    : Instruction(Opcode::Ret, voidty, loc) {}
+
+RetInst::RetInst(Type voidty, Value *val, std::optional<Location> loc)
+    : Instruction(Opcode::Ret, voidty, loc) {
+  addOperand(val);
+}
+
+PhiInst::PhiInst(Type type,
+                 std::initializer_list<std::pair<BasicBlock *, Value *>> args,
+                 std::optional<Location> loc)
+    : Instruction(Opcode::Phi, type, loc) {
+  for (auto [bb, v] : args) {
+    addOperand(static_cast<Value *>(bb));
+    addOperand(v);
+  }
+}
+
+} // namespace willow
-- 
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