np: parse: Add initial function parsing logic

Create basic parsing logic for functions, needs to be completed but
provides great groundwork. We also added a better target to parse and
we'll incrementally increase complexity as we advance

Signed-off-by: Ian Moffett <ian@osmora.org>

2 files changed, 16 insertions, 21 deletions

diff --git a/src/sys/np/sample/rev-0.np b/src/sys/np/sample/rev-0.np
deleted file mode 100644
index c3f781f..0000000
--- a/src/sys/np/sample/rev-0.np
+++ /dev/null
@@ -1,21 +0,0 @@
-;;
-;; Program entrypoint
-;;
-proc
-main(u8 argc, u8 **argv) -> i8
-begin
-    u8 *vga = ptr(0x8B000)
-
-    if argc < 2 begin
-        return -1
-    end
-
-    ;; Draw '*' chars
-    for [i=0 : i<8 : i += 2] begin
-        vga[i + 0] = '*'    ;; char '*'
-        vga[i + 1] = 0x07   ;; red
-    end
-
-    return 0
-end
-
diff --git a/src/sys/np/sample/test-0.np b/src/sys/np/sample/test-0.np
new file mode 100644
index 0000000..b4ad2c1
--- /dev/null
+++ b/src/sys/np/sample/test-0.np
@@ -0,0 +1,16 @@
+proc
+main() -> i8
+begin
+    u8 buf[8]
+
+    if argc < 2 begin
+        return -1
+    end
+
+    for [i=0 : i<8 : i += 2] begin
+        buf[i] = 0x07
+    end
+
+    return 0
+end
+