From 2aba73d532a55cd0cfa7a32b1e9270a15b0b53d7 Mon Sep 17 00:00:00 2001
From: Marius Gavrilescu <marius@ieval.ro>
Date: Sat, 28 Apr 2018 18:15:19 +0300
Subject: [PATCH] Compile T and NIL correctly

---
 lib/App/Scheme79asm.pm          | 1 +
 lib/App/Scheme79asm/Compiler.pm | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/App/Scheme79asm.pm b/lib/App/Scheme79asm.pm
index 1590d85..602afd1 100644
--- a/lib/App/Scheme79asm.pm
+++ b/lib/App/Scheme79asm.pm
@@ -71,6 +71,7 @@ sub process {
 	die "Type too large: $type\n" if $type >= (1 << $self->{type_bits});
 	die "Addr too large: $addr\n" if $addr >= (1 << $self->{addr_bits});
 	my $result = ($type << $self->{addr_bits}) + $addr;
+
 	unless ($location) {
 		$self->{freeptr}++;
 		$location = $self->{freeptr}
diff --git a/lib/App/Scheme79asm/Compiler.pm b/lib/App/Scheme79asm/Compiler.pm
index 7bb9121..d9a420f 100644
--- a/lib/App/Scheme79asm/Compiler.pm
+++ b/lib/App/Scheme79asm/Compiler.pm
@@ -106,7 +106,7 @@ sub new {
 	my %self = (
 		symbols => ['', '', 'T'],
 		nsymbols => 3,
-		symbol_map => {},
+		symbol_map => {T => 2},
 	);
 	bless \%self, $class;
 }
@@ -117,6 +117,9 @@ sub process_quoted {
 		[LIST => 0]
 	} elsif (scalarp $expr) {
 		$expr = uc $expr;
+		if ($expr eq 'NIL') {
+			return [LIST => 0]
+		}
 		if (!exists $self->{symbol_map}{$expr}) {
 			$self->{symbol_map}{$expr} = $self->{nsymbols};
 			$self->{nsymbols}++;
-- 
2.30.2