src/tests/threads/Grading

 # Percentage of the testing point total designated for each set of
 # tests.
 
-20.0%	tests/threads/Rubric.alarm
-40.0%	tests/threads/Rubric.priority
-40.0%	tests/threads/Rubric.mlfqs
+30.0%	tests/threads/Rubric.alarm
+70.0%	tests/threads/Rubric.priority
+#40.0%	tests/threads/Rubric.mlfqs

src/tests/threads/Make.tests

@@ -7,9 +7,9 @@ alarm-negative priority-change priority-donate-one			\
 priority-donate-multiple priority-donate-multiple2			\
 priority-donate-nest priority-donate-sema priority-donate-lower		\
 priority-fifo priority-preempt priority-sema priority-condvar		\
-priority-donate-chain                                                   \
-mlfqs-load-1 mlfqs-load-60 mlfqs-load-avg mlfqs-recent-1 mlfqs-fair-2	\
-mlfqs-fair-20 mlfqs-nice-2 mlfqs-nice-10 mlfqs-block)
+priority-donate-chain)
+#mlfqs-load-1 mlfqs-load-60 mlfqs-load-avg mlfqs-recent-1 mlfqs-fair-2 \
+#mlfqs-fair-20 mlfqs-nice-2 mlfqs-nice-10 mlfqs-block)
 
 # Sources for tests.
 tests/threads_SRC  = tests/threads/tests.c

src/tests/userprog/sc-bad-sp.c

-/* Invokes a system call with the stack pointer (%esp) set to a
-   bad address.  The process must be terminated with -1 exit
-   code. 
-
-   For Project 3: The bad address lies approximately 64MB below
-   the code segment, so there is no ambiguity that this attempt
-   must be rejected even after stack growth is implemented.
-   Moreover, a good stack growth heuristics should probably not
-   grow the stack for the purpose of reading the system call
-   number and arguments. */
-
 #include "tests/lib.h"
 #include "tests/main.h"
 

src/tests/vm/Rubric.functionality

-Functionality of virtual memory subsystem:
-- Test stack growth.
-3	pt-grow-stack
-3	pt-grow-stk-sc
-3	pt-big-stk-obj
-3	pt-grow-pusha
-
-- Test paging behavior.
-3	page-linear
-3	page-parallel
-3	page-shuffle
-4	page-merge-seq
-4	page-merge-par
-4	page-merge-mm
-4	page-merge-stk
-
-- Test "mmap" system call.
-2	mmap-read
-2	mmap-write
-2	mmap-shuffle
-
-2	mmap-twice
-
-2	mmap-unmap
-1	mmap-exit
-
-3	mmap-clean
-
-2	mmap-close
-2	mmap-remove

src/tests/vm/Rubric.robustness

-Robustness of virtual memory subsystem:
-- Test robustness of page table support.
-2	pt-bad-addr
-3	pt-bad-read
-2	pt-write-code
-3	pt-write-code2
-4	pt-grow-bad
-
-- Test robustness of "mmap" system call.
-1	mmap-bad-fd
-1	mmap-inherit
-1	mmap-null
-1	mmap-zero
-
-2	mmap-misalign
-
-2	mmap-over-code
-2	mmap-over-data
-2	mmap-over-stk
-2	mmap-overlap
-

src/tests/vm/pt-grow-pusha.c

-/* Expand the stack by 32 bytes all at once using the PUSHA
-   instruction.
-   This must succeed. */
-
-#include <string.h>
-#include "tests/arc4.h"
-#include "tests/cksum.h"
-#include "tests/lib.h"
-#include "tests/main.h"
-
-void
-test_main (void)
-{
-  asm volatile
-    ("movl %%esp, %%eax;"        /* Save a copy of the stack pointer. */
-     "andl $0xfffff000, %%esp;"  /* Move stack pointer to bottom of page. */
-     "pushal;"                   /* Push 32 bytes on stack at once. */
-     "movl %%eax, %%esp"         /* Restore copied stack pointer. */
-     : : : "eax");               /* Tell GCC we destroyed eax. */
-}

src/tests/vm/pt-grow-pusha.ck

-# -*- perl -*-
-use strict;
-use warnings;
-use tests::tests;
-check_expected (IGNORE_EXIT_CODES => 1, [<<'EOF']);
-(pt-grow-pusha) begin
-(pt-grow-pusha) end
-EOF
-pass;

src/tests/vm/pt-grow-stack.c

-/* Demonstrate that the stack can grow.
-   This must succeed. */
-
-#include <string.h>
-#include "tests/arc4.h"
-#include "tests/cksum.h"
-#include "tests/lib.h"
-#include "tests/main.h"
-
-void
-test_main (void)
-{
-  char stack_obj[4096];
-  struct arc4 arc4;
-
-  arc4_init (&arc4, "foobar", 6);
-  memset (stack_obj, 0, sizeof stack_obj);
-  arc4_crypt (&arc4, stack_obj, sizeof stack_obj);
-  msg ("cksum: %lu", cksum (stack_obj, sizeof stack_obj));
-}

src/tests/vm/pt-grow-stack.ck

-# -*- perl -*-
-use strict;
-use warnings;
-use tests::tests;
-check_expected (IGNORE_EXIT_CODES => 1, [<<'EOF']);
-(pt-grow-stack) begin
-(pt-grow-stack) cksum: 3424492700
-(pt-grow-stack) end
-EOF
-pass;

src/tests/vm/pt-grow-stk-sc.c

-/* This test checks that the stack is properly extended even if
-   the first access to a stack location occurs inside a system
-   call.
-
-   From Godmar Back. */
-
-#include <string.h>
-#include <syscall.h>
-#include "tests/vm/sample.inc"
-#include "tests/lib.h"
-#include "tests/main.h"
-
-void
-test_main (void)
-{
-  int handle;
-  int slen = strlen (sample);
-  char buf2[65536];
-
-  /* Write file via write(). */
-  CHECK (create ("sample.txt", slen), "create \"sample.txt\"");
-  CHECK ((handle = open ("sample.txt")) > 1, "open \"sample.txt\"");
-  CHECK (write (handle, sample, slen) == slen, "write \"sample.txt\"");
-  close (handle);
-
-  /* Read back via read(). */
-  CHECK ((handle = open ("sample.txt")) > 1, "2nd open \"sample.txt\"");
-  CHECK (read (handle, buf2 + 32768, slen) == slen, "read \"sample.txt\"");
-
-  CHECK (!memcmp (sample, buf2 + 32768, slen), "compare written data against read data");
-  close (handle);
-}

src/tests/vm/pt-grow-stk-sc.ck

-# -*- perl -*-
-use strict;
-use warnings;
-use tests::tests;
-check_expected (IGNORE_EXIT_CODES => 1, [<<'EOF']);
-(pt-grow-stk-sc) begin
-(pt-grow-stk-sc) create "sample.txt"
-(pt-grow-stk-sc) open "sample.txt"
-(pt-grow-stk-sc) write "sample.txt"
-(pt-grow-stk-sc) 2nd open "sample.txt"
-(pt-grow-stk-sc) read "sample.txt"
-(pt-grow-stk-sc) compare written data against read data
-(pt-grow-stk-sc) end
-EOF
-pass;

src/tests/vm/pt-write-code-2.c

-/* Try to write to the code segment using a system call.
-   The process must be terminated with -1 exit code. */
-
-#include "tests/lib.h"
-#include "tests/main.h"
-
-void
-test_main (void)
-{
-  int handle;
-
-  CHECK ((handle = open ("sample.txt")) > 1, "open \"sample.txt\"");
-  read (handle, (void *) test_main, 1);
-  fail ("survived reading data into code segment");
-}

src/tests/vm/pt-write-code.c

-/* Try to write to the code segment.
-   The process must be terminated with -1 exit code. */
-
-#include "tests/lib.h"
-#include "tests/main.h"
-
-void
-test_main (void)
-{
-  *(int *) test_main = 0;
-  fail ("writing the code segment succeeded");
-}

src/tests/vm/pt-write-code.ck

-# -*- perl -*-
-use strict;
-use warnings;
-use tests::tests;
-use tests::vm::process_death;
-
-check_process_death ('pt-write-code');

src/tests/vm/pt-write-code2.ck

-# -*- perl -*-
-use strict;
-use warnings;
-use tests::tests;
-check_expected ([<<'EOF']);
-(pt-write-code2) begin
-(pt-write-code2) open "sample.txt"
-pt-write-code2: exit(-1)
-EOF
-pass;