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diff mem.c @ 14:2bdad0f52f42

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x86 code gen, initial work on translator
author Mike Pavone <pavone@retrodev.com>
date Tue, 27 Nov 2012 09:28:13 -0800
parents
children 3e7bfde7606e
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mem.c	Tue Nov 27 09:28:13 2012 -0800
@@ -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);
+}
+