Add some comments for later

1 files changed, 10 insertions, 0 deletions

diff --git a/src/ir.h b/src/ir.h
index cd2100c..f039882 100644
--- a/src/ir.h
+++ b/src/ir.h
@@ -362,6 +362,12 @@ compile_proc_call(ProgramIr *program, Procedure *proc, Object *obj) {
     if (IS_BUILTIN(obj->head)) {
         compile_builtin(program, proc, obj);
     } else if (IS_LAMBDA(obj->head)) {
+        // FIXME: Setup stack parameter order and call convention.
+        Object *tail = obj->tail;
+        while (tail != NULL) {
+            compile_object(program, proc, tail->head);
+            tail = tail->tail;
+        }
         compile_object(program, proc, obj->head);
         INST_SIMPLE(proc, OP_CALL, obj->line, obj->col);
     } else {
@@ -399,6 +405,10 @@ compile_def(ProgramIr *program, Procedure *proc, Object *obj) {
 
 void
 compile_lambda(ProgramIr *program, Procedure *proc, Object *obj) {
+    // NOTE: As an optimization, instead of storing and comparing lambdas, we
+    // could calculate a checksum and only check equality in full if they
+    // differ. We can also calculate the equality of Procedure instead of
+    // lambdas.
     for (size_t i = 0; i < array_size(program->lambdas); ++i) {
         if (object_equal(program->lambdas[i], obj)) {
             INST_ARG(proc, OP_PUSH, obj, obj->line, obj->col);