Implement AST for 'const' expressions. TODO -- add const expressions to compiler

rust_compiler/libs/compiler/src/test/branching.rs

@@ -149,6 +149,7 @@ fn test_spilled_variable_update_in_branch() -> anyhow::Result<()> {
             sub r0 sp 1
             put db r0 99 #h
             L1:
+            sub sp sp 1
             "
         }
     );

rust_compiler/libs/compiler/src/test/declaration_function_invocation.rs

@@ -34,6 +34,8 @@ fn no_arguments() -> anyhow::Result<()> {
 
 #[test]
 fn let_var_args() -> anyhow::Result<()> {
+    // !IMPORTANT this needs to be stabilized as it currently incorrectly calculates sp offset at
+    // both ends of the cleanup lifecycle
     let compiled = compile! {
         debug
         "
@@ -64,6 +66,7 @@ fn let_var_args() -> anyhow::Result<()> {
             get r8 db r0
             sub sp sp 1
             move r9 r15 #i
+            sub sp sp 1
             "
         }
     );
@@ -123,6 +126,7 @@ fn inline_literal_args() -> anyhow::Result<()> {
             get r8 db r0
             sub sp sp 1
             move r9 r15 #returnedValue
+            sub sp sp 1
             "
         }
     );
@@ -164,6 +168,7 @@ fn mixed_args() -> anyhow::Result<()> {
             get r8 db r0
             sub sp sp 1
             move r9 r15 #returnValue
+            sub sp sp 1
             "
         }
     );

rust_compiler/libs/compiler/src/test/declaration_literal.rs

@@ -56,6 +56,7 @@ fn variable_declaration_numeric_literal_stack_spillover() -> anyhow::Result<()>
             push 7 #h
             push 8 #i
             push 9 #j
+            sub sp sp 3
             "
         }
     );