fix asm block erroring on deferred constants

Author: hlorenzi

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "customasm"
-version = "0.13.9"
+version = "0.13.10"
 edition = "2021"
 authors = ["hlorenzi <https://hlorenzi.com>"]
 description = "An assembler for custom, user-defined instruction sets!"

src/asm/resolver/eval_asm.rs

@@ -94,7 +94,9 @@ fn resolve_iteratively(
         iter_count += 1;
 
         let is_first_iteration = iter_count == 1;
-        let is_last_iteration = iter_count == max_iterations;
+        let is_last_iteration =
+            iter_count == max_iterations &&
+            ctx.is_last_iteration;
 
         let result = resolve_once(
             opts,
@@ -124,7 +126,7 @@ fn resolve_iteratively(
         position_at_start,
         labels,
         false,
-        true)?;
+        ctx.is_last_iteration)?;
 
     if !result.unstable
     {

tests/expr_asm/ok_arg_constant_hierarchy.asm

@@ -0,0 +1,11 @@
+#ruledef
+{
+    emit {x: i8} => x
+    test {x} => {
+        asm { emit {x} + y.z }
+    }
+}
+
+test 2 ; = 0x22
+y:
+.z = 0x20

tests/expr_asm/ok_arg_constant_hierarchy_dependent.asm

@@ -0,0 +1,11 @@
+#ruledef
+{
+    emit {x: i8} => x
+    test {x} => {
+        asm { emit {x} + y.z }
+    }
+}
+
+test 2 ; = 0x23
+y:
+.z = y + 0x20

tests/expr_asm/ok_arg_label.asm

@@ -0,0 +1,10 @@
+#ruledef
+{
+    emit {x: i8} => x
+    test {x} => {
+        asm { emit {x} + y }
+    }
+}
+
+y:
+test 2 ; = 0x02

tests/expr_asm/ok_arg_label_deferred.asm

@@ -0,0 +1,10 @@
+#ruledef
+{
+    emit {x: i8} => x
+    test {x} => {
+        asm { emit {x} + y }
+    }
+}
+
+test 2 ; = 0x03
+y: