Fix unwind bug and add eval.

2019-06-12 03:33:35 -07:00
parent 37f5e53a59
commit e6f31f8c5b
6 changed files with 28 additions and 27 deletions
--- a/src/gmachine.cpp
+++ b/src/gmachine.cpp
@@ -140,7 +140,10 @@ namespace lily {
    }

    void instruction_eval::gen_llvm(llvm_context& ctx) {
-        // ??
+        llvm::Value* stack = ctx.get_current_function()->arg_begin();
+        llvm::Value* top = builder.CreateCall(stack_pop_func, { stack }, "temp");
+        llvm::Value* evaluated = builder.CreateCall(eval_func, { top }, "temp");
+        builder.CreateCall(stack_push_func, { stack, evaluated });
    }

    void instruction_op::gen_llvm(llvm_context& ctx) {