diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/compiler/compiler.lm | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/src/compiler/compiler.lm b/src/compiler/compiler.lm index b19743d..21fc9fe 100644 --- a/src/compiler/compiler.lm +++ b/src/compiler/compiler.lm @@ -4,6 +4,11 @@ include 'expr.lm' context fspec + enum_counter:int + void enum_inc() { enum_counter = enum_counter + 1 } + void enum_set(v:int) { enum_counter = v } + int enum_get() { return enum_counter } + context primitive token TYPE_SIGN / [us] / token TYPE_BITS / [1-9][0-9]* / @@ -33,20 +38,22 @@ context fspec return expr.result.value.number.value } - def item + def declaration value:int - [name:reference::variable::type `= expr::enum::type `, item] { lhs.value = const_int_expr(r3.collapsed) } - | [name:reference::variable::type `= expr::enum::type] { lhs.value = const_int_expr(r3.collapsed) } - | [name:reference::variable::type `, item] { lhs.value = 0 } # TODO: count - | [name:reference::variable::type] { lhs.value = 0 } # TODO: count + [name:reference::variable::type `= expr::enum::type] { lhs.value = const_int_expr(r3.collapsed) enum_set(lhs.value) enum_inc() } + | [name:reference::variable::type] { lhs.value = enum_get() enum_inc() } + + def item + [decl:declaration `, item] | [decl:declaration] def type name:str items:item+ select:expr::paren::type [type:`enum WS+ reference::variable::type? `{ item+ `}] { - for n:reference::variable::type in child(r3) - lhs.name = $n lhs.items = r5 + for n:reference::variable::type in child(r3) lhs.name = $n + lhs.items = r5 + enum_set(0) } end @@ -171,9 +178,17 @@ context fspec def source [items:declaration::type*] commit + + source + stream(s:stream) + { + c:fspec = new fspec() + c->enum_counter = 0 + return parse source(c)[s] + } end -parse source:fspec::source[stdin] +source:fspec::source = fspec::stream(stdin) if (!source) { print(error) @@ -338,8 +353,8 @@ walk(d:fspec::declaration::type) if ($s.data.type == 'enum') { for i:fspec::container::enum::item in repeat(s.data.items) { - print('constant `', $i.name, '` is ', $i.value, '\n') - insert('variable', $i.name, i) + print('constant `', $i.decl.name, '` is ', $i.decl.value, '\n') + insert('variable', $i.decl.name, i) } } else if ($s.data.type == 'struct') { push_scope(endianess_from_decl(d)) |