refractor code, seperate instructions from keywords

include/fs.mcl

@@ -0,0 +1,19 @@
+
+macro FS_O_APPEND 1024 end // append to existing file
+macro FS_O_ASYNC 8192 end // use signal-driven IO
+macro FS_O_CLOEXEC 524288 end // use close-on-exec (avoid race conditions and lock contentions)
+macro FS_O_CREAT 64 end // create file if it doesn’t exist
+macro FS_O_DIRECT 16384 end // bypass cache (slower)
+macro FS_O_DIRECTORY 65536 end // fail if pathname isn’t a directory
+macro FS_O_DSYNC 4096 end // ensure output is sent to hardware and metadata written before return
+macro FS_O_EXCL 128 end // ensure creation of file
+macro FS_O_LARGEFILE 0 end // allows use of file sizes represented by off64_t
+macro FS_O_NOATIME 262144 end // do not increment access time upon open
+macro FS_O_NOCTTY 256 end // if pathname is a terminal device, don’t become controlling terminal
+macro FS_O_NOFOLLOW 131072 end // fail if pathname is symbolic link
+macro FS_O_NONBLOCK 2048 end // if possible, open file with non-blocking IO
+macro FS_O_NDELAY 2048 end // same as O_NONBLOCK
+macro FS_O_PATH 2097152 end // open descriptor for obtaining permissions and status of a file but does not allow read/write operations
+macro FS_O_SYNC 1052672 end // wait for IO to complete before returning
+macro FS_O_TMPFILE 4259840 end // create an unnamed, unreachable (via any other open call) temporary file
+macro FS_O_TRUNC 512 end // if file exists, ovewrite it (careful!)

include/int.mcl

@@ -1,5 +1,16 @@
 macro NULL 0 end
 macro false 0 end
 macro true 1 end
+
 macro div divmod drop end
-macro mod divmod swap drop end
+macro mod divmod swap drop end
+macro / div end
+macro % mod end
+
+macro 2dup over over end
+macro 2drop drop drop end
+
+macro sizeof(u64) 8 end
+macro sizeof(u32) 4 end
+macro sizeof(u16) 2 end
+macro sizeof(u8)  1 end

include/io.mcl

@@ -1,21 +1,29 @@
-include "linux.mcl"
-
 
 // Write to a file descriptor using the SYS_write syscall
-// args: [str_size, str_ptr, fd]
-// @arg str_size: Int
-// @arg str_ptr: Ptr
-// @arg fd: Int
+// args: [buff_size, buff_ptr, fd]
+// @arg buff_size: Int - number of bytes to write
+// @arg buff_ptr: Ptr - pointer to the buffer to write
+// @arg fd: Int - file descriptor
 // @ret Int
 macro write
     SYS_write syscall3
 end
 
+// Write to a file descriptor using the SYS_write syscall
+// args: [buff_size, buff_ptr, fd]
+// @arg buff_size: Int - number of bytes to write
+// @arg buff_ptr: Ptr - pointer to the buffer to write
+// @arg fd: Int - file descriptor
+// @ret Int
+macro read
+    SYS_read syscall3
+end
+
 
 // Print a string to STDOUT
 // args: [str_size, str_ptr]
-// @arg str_size: Int
-// @arg str_ptr: Ptr
+// @arg buff_size: Int - number of bytes to write
+// @arg buff_ptr: Ptr - pointer to the buffer to write
 // @ret NULL
 macro puts
     STDOUT write drop
@@ -23,8 +31,8 @@ end
 
 // Print a string to STDERR
 // args: [str_size, str_ptr]
-// @arg str_size: Int
-// @arg str_ptr: Ptr
+// @arg buff_size: Int - number of bytes to write
+// @arg buff_ptr: Ptr - pointer to the buffer to write
 // @ret NULL
 macro eputs
     STDOUT write drop

include/mem.mcl

@@ -0,0 +1,27 @@
+
+macro load8 @8 end
+macro store8 !8 end
+
+macro load64
+    7 + 0
+    8 shl over !8 + swap 1 - swap 
+    8 shl over !8 + swap 1 - swap 
+    8 shl over !8 + swap 1 - swap 
+    8 shl over !8 + swap 1 - swap 
+    8 shl over !8 + swap 1 - swap 
+    8 shl over !8 + swap 1 - swap 
+    8 shl over !8 + swap 1 - swap 
+    8 shl over !8 + swap drop
+end
+
+macro store64
+    2dup 255 band @8 shr swap 1 + swap
+    2dup 255 band @8 shr swap 1 + swap
+    2dup 255 band @8 shr swap 1 + swap
+    2dup 255 band @8 shr swap 1 + swap
+    2dup 255 band @8 shr swap 1 + swap
+    2dup 255 band @8 shr swap 1 + swap
+    2dup 255 band @8 shr swap 1 + swap
+    2dup 255 band @8 shr swap 2drop
+end
+

include/std.mcl

@@ -0,0 +1,5 @@
+include "linux.mcl"
+include "io.mcl"
+include "util.mcl"
+include "int.mcl"
+include "fs.mcl"