x86 code gen, initial work on translator

1 files changed, 10 insertions, 0 deletions

diff --git a/mem.c b/mem.c
new file mode 100644
index 0000000..c3f03a4
--- /dev/null
+++ b/mem.c
@@ -0,0 +1,10 @@
+#include <sys/mman.h>
+#include <stddef.h>
+#include "mem.h"
+
+void * alloc_code(size_t *size)
+{
+	*size += PAGE_SIZE - (*size & (PAGE_SIZE - 1));
+	return mmap(NULL, *size, PROT_EXEC | PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+}
+