more stuff

include/lang2/bitset.h

@@ -2,7 +2,6 @@
 #define L2_BITSET_H
 
 #include <stdlib.h>
-#include <stdint.h>
 
 typedef long long int l2_bitset_entry;
 

include/lang2/gen/gen.h

@@ -0,0 +1,8 @@
+#ifndef L2_GEN_H
+#define L2_GEN_H
+
+#include "../io.h"
+
+void l2_gen_stack_frame(struct l2_bufio_writer *writer);
+
+#endif

include/lang2/io.h

@@ -37,7 +37,7 @@ struct l2_bufio_writer {
 void l2_bufio_writer_init(struct l2_bufio_writer *b, struct l2_io_writer *w);
 void l2_bufio_flush(struct l2_bufio_writer *b);
 static inline void l2_bufio_put(struct l2_bufio_writer *b, char ch);
-static inline void l2_bufio_put_n(struct l2_bufio_writer *b, const char *ptr, size_t len);
+static inline void l2_bufio_put_n(struct l2_bufio_writer *b, const void *ptr, size_t len);
 
 /*
  * Useful readers and writers
@@ -98,7 +98,7 @@ static inline void l2_bufio_put(struct l2_bufio_writer *b, char ch) {
 	b->buf[b->idx++] = ch;
 }
 
-static inline void l2_bufio_put_n(struct l2_bufio_writer *b, const char *ptr, size_t len) {
+static inline void l2_bufio_put_n(struct l2_bufio_writer *b, const void *ptr, size_t len) {
 	size_t freespace = sizeof(b->buf) - b->idx;
 	if (len < freespace) {
 		memcpy(b->buf + b->idx, ptr, len);

include/lang2/parse/lex.h

@@ -1,7 +1,7 @@
 #ifndef L2_PARSE_LEX_H
 #define L2_PARSE_LEX_H
 
-#include "io.h"
+#include "../io.h"
 
 enum l2_token_kind {
 	L2_TOK_OPEN_PAREN,

include/lang2/parse/parse.h

@@ -2,7 +2,13 @@
 #define L2_PARSE_H
 
 #include "lex.h"
+#include "../io.h"
 
-void l2_parse();
+struct l2_parse_state {
+	struct l2_lexer *lexer;
+	struct l2_bufio_writer writer;
+};
+
+void l2_parse_program(struct l2_parse_state *state);
 
 #endif

include/lang2/vm/vm.h

@@ -3,8 +3,8 @@
 
 #include <stdlib.h>
 
-#include "bytecode.h"
-#include "bitset.h"
+#include "../bytecode.h"
+#include "../bitset.h"
 
 struct l2_vm_value {
 	enum l2_value_flags {

src/gen/gen.c

@@ -0,0 +1,11 @@
+#include "gen/gen.h"
+
+#include "bytecode.h"
+
+static void put(struct l2_bufio_writer *writer, l2_word word) {
+	l2_bufio_put_n(writer, &word, sizeof(word));
+}
+
+void l2_gen_stack_frame(struct l2_bufio_writer *writer) {
+	put(writer, L2_OP_ALLOC_NAMESPACE);
+}

src/parse/parse.c

@@ -0,0 +1,7 @@
+#include "parse/parse.h"
+
+#include "gen/gen.h"
+
+void l2_parse_program(struct l2_parse_state *state) {
+	l2_gen_stack_frame(&state->writer);
+}