292 lines
9.0 KiB
Diff
292 lines
9.0 KiB
Diff
Index: gdb-6.6/gdb/testsuite/gdb.threads/atomic-seq-threaded.c
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ gdb-6.6/gdb/testsuite/gdb.threads/atomic-seq-threaded.c 2007-06-18 20:24:04.000000000 +0200
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@@ -0,0 +1,171 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2007 Free Software Foundation, Inc.
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+
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+ This program is free software; you can redistribute it and/or modify
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+ it under the terms of the GNU General Public License as published by
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+ the Free Software Foundation; either version 2 of the License, or
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+ (at your option) any later version.
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+
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+ This program is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ GNU General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License
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+ along with this program; if not, write to the Free Software
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+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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+ MA 02110-1301, USA. */
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+
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+/* Test stepping over RISC atomic sequences.
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+ This variant testcases the code for stepping another thread while skipping
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+ over the atomic sequence in the former thread
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+ (STEPPING_PAST_SINGLESTEP_BREAKPOINT).
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+ Code comes from gcc/testsuite/gcc.dg/sync-2.c */
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+
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+/* { dg-options "-march=i486" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */
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+/* { dg-options "-mcpu=v9" { target sparc*-*-* } } */
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+
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+/* Test functionality of the intrinsics for 'short' and 'char'. */
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+
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+#include <stdlib.h>
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+#include <string.h>
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+#include <pthread.h>
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+#include <assert.h>
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+#include <unistd.h>
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+
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+#define LOOPS 2
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+
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+static int unused;
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+
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+static char AI[18];
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+static char init_qi[18] = { 3,5,7,9,0,0,0,0,-1,0,0,0,0,0,-1,0,0,0 };
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+static char test_qi[18] = { 3,5,7,9,1,4,22,-12,7,8,9,7,1,-12,7,8,9,7 };
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+
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+static void
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+do_qi (void)
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+{
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+ if (__sync_fetch_and_add(AI+4, 1) != 0)
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+ abort ();
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+ if (__sync_fetch_and_add(AI+5, 4) != 0)
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+ abort ();
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+ if (__sync_fetch_and_add(AI+6, 22) != 0)
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+ abort ();
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+ if (__sync_fetch_and_sub(AI+7, 12) != 0)
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+ abort ();
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+ if (__sync_fetch_and_and(AI+8, 7) != (char)-1)
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+ abort ();
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+ if (__sync_fetch_and_or(AI+9, 8) != 0)
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+ abort ();
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+ if (__sync_fetch_and_xor(AI+10, 9) != 0)
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+ abort ();
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+ if (__sync_fetch_and_nand(AI+11, 7) != 0)
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+ abort ();
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+
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+ if (__sync_add_and_fetch(AI+12, 1) != 1)
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+ abort ();
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+ if (__sync_sub_and_fetch(AI+13, 12) != (char)-12)
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+ abort ();
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+ if (__sync_and_and_fetch(AI+14, 7) != 7)
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+ abort ();
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+ if (__sync_or_and_fetch(AI+15, 8) != 8)
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+ abort ();
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+ if (__sync_xor_and_fetch(AI+16, 9) != 9)
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+ abort ();
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+ if (__sync_nand_and_fetch(AI+17, 7) != 7)
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+ abort ();
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+}
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+
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+static short AL[18];
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+static short init_hi[18] = { 3,5,7,9,0,0,0,0,-1,0,0,0,0,0,-1,0,0,0 };
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+static short test_hi[18] = { 3,5,7,9,1,4,22,-12,7,8,9,7,1,-12,7,8,9,7 };
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+
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+static void
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+do_hi (void)
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+{
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+ if (__sync_fetch_and_add(AL+4, 1) != 0)
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+ abort ();
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+ if (__sync_fetch_and_add(AL+5, 4) != 0)
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+ abort ();
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+ if (__sync_fetch_and_add(AL+6, 22) != 0)
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+ abort ();
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+ if (__sync_fetch_and_sub(AL+7, 12) != 0)
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+ abort ();
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+ if (__sync_fetch_and_and(AL+8, 7) != -1)
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+ abort ();
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+ if (__sync_fetch_and_or(AL+9, 8) != 0)
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+ abort ();
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+ if (__sync_fetch_and_xor(AL+10, 9) != 0)
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+ abort ();
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+ if (__sync_fetch_and_nand(AL+11, 7) != 0)
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+ abort ();
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+
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+ if (__sync_add_and_fetch(AL+12, 1) != 1)
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+ abort ();
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+ if (__sync_sub_and_fetch(AL+13, 12) != -12)
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+ abort ();
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+ if (__sync_and_and_fetch(AL+14, 7) != 7)
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+ abort ();
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+ if (__sync_or_and_fetch(AL+15, 8) != 8)
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+ abort ();
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+ if (__sync_xor_and_fetch(AL+16, 9) != 9)
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+ abort ();
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+ if (__sync_nand_and_fetch(AL+17, 7) != 7)
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+ abort ();
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+}
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+
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+static void *
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+start1 (void *arg)
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+{
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+ unsigned loop;
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+ sleep(1);
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+
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+ for (loop = 0; loop < LOOPS; loop++)
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+ {
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+ memcpy(AI, init_qi, sizeof(init_qi));
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+
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+ do_qi ();
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+
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+ if (memcmp (AI, test_qi, sizeof(test_qi)))
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+ abort ();
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+ }
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+
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+ return arg; /* _delete1_ */
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+}
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+
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+static void *
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+start2 (void *arg)
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+{
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+ unsigned loop;
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+
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+ for (loop = 0; loop < LOOPS; loop++)
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+ {
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+ memcpy(AL, init_hi, sizeof(init_hi));
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+
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+ do_hi ();
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+
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+ if (memcmp (AL, test_hi, sizeof(test_hi)))
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+ abort ();
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+ }
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+
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+ return arg; /* _delete2_ */
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+}
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+
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+int
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+main (int argc, char **argv)
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+{
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+ pthread_t thread;
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+ int i;
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+
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+ i = pthread_create (&thread, NULL, start1, NULL); /* _create_ */
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+ assert (i == 0); /* _create_behind_ */
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+
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+ sleep(1);
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+
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+ start2 (NULL);
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+
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+ i = pthread_join (thread, NULL); /* _delete_ */
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+ assert (i == 0);
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+
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+ return 0; /* _success_ */
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+}
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Index: gdb-6.6/gdb/testsuite/gdb.threads/atomic-seq-threaded.exp
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ gdb-6.6/gdb/testsuite/gdb.threads/atomic-seq-threaded.exp 2007-06-18 20:24:04.000000000 +0200
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@@ -0,0 +1,110 @@
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+# atomic-seq-threaded.exp -- Test case for stepping over RISC atomic code seqs.
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+# This variant testcases the code for stepping another thread while skipping
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+# over the atomic sequence in the former thread
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+# (STEPPING_PAST_SINGLESTEP_BREAKPOINT).
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+# Copyright (C) 2007 Free Software Foundation, Inc.
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+
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 2 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program; if not, write to the Free Software
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+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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+
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+# Please email any bugs, comments, and/or additions to this file to:
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+# bug-gdb@prep.ai.mit.edu
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+
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+set testfile atomic-seq-threaded
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+set srcfile ${testfile}.c
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+set binfile ${objdir}/${subdir}/${testfile}
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+
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+foreach opts {{} {compiler=gcc4} {FAIL}} {
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+ if {$opts eq "FAIL"} {
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+ return -1
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+ }
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+ if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $opts]] eq "" } {
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+ break
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+ }
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+}
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+
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+gdb_exit
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+gdb_start
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+gdb_reinitialize_dir $srcdir/$subdir
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+
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+gdb_load ${binfile}
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+if ![runto_main] then {
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+ fail "Can't run to main"
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+ return 0
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+}
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+
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+# pthread_create () will not pass even on x86_64 with software watchpoint.
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+# Skip behind pthread_create () without any watchpoint active.
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+
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+set line [gdb_get_line_number "_create_behind_"]
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+gdb_test "tbreak $line" \
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+ "Breakpoint (\[0-9\]+) at .*$srcfile, line $line\..*" \
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+ "set breakpoint behind pthread_create ()"
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+gdb_test "c" \
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+ ".*/\\* _create_behind_ \\*/.*" \
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+ "run till behind pthread_create ()"
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+
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+# Without a watchpoint being software no single-stepping would be used.
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+set test "Start (software) watchpoint"
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+gdb_test_multiple "watch unused" $test {
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+ -re "Watchpoint \[0-9\]+: unused.*$gdb_prompt $" {
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+ pass $test
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+ }
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+ -re "Hardware watchpoint \[0-9\]+: unused.*$gdb_prompt $" {
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+ # We do not test the goal but still the whole testcase should pass.
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+ unsupported $test
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+ }
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+}
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+gdb_test "set \$watchnum=\$bpnum" "" "Store the watchpoint number"
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+
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+# pthread_join () will not pass even on x86_64 with software watchpoint.
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+# Now pass the __sync_* () functions and remove the watchpoint.
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+
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+#set line [gdb_get_line_number "_delete_"]
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+#gdb_test "break $line" \
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+# "Breakpoint \[0-9\]+ at .*$srcfile, line $line\..*" \
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+# "set breakpoint at _delete_"
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+#gdb_test "set \$deletenum=\$bpnum" "" "Store the _delete_ breakpoint number"
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+#set line1 [gdb_get_line_number "_delete1_"]
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+#gdb_test "break $line1" \
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+# "Breakpoint \[0-9\]+ at .*$srcfile, line $line1\..*" \
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+# "set breakpoint at _delete1_"
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+#gdb_test "set \$delete1num=\$bpnum" "" "Store the _delete1_ breakpoint number"
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+#set line2 [gdb_get_line_number "_delete2_"]
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+#gdb_test "break $line2" \
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+# "Breakpoint \[0-9\]+ at .*$srcfile, line $line2\..*" \
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+# "set breakpoint at _delete2_"
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+#gdb_test "set \$delete2num=\$bpnum" "" "Store the _delete2_ breakpoint number"
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+#gdb_test "c" \
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+# ".*/\\* (_delete_|_delete1_|_delete2_) \\*/.*" \
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+# "run till (_delete_|_delete1_|_delete2_)"
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+#gdb_test "delete \$watchnum" "" "Delete the watchpoint"
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+#gdb_test "delete \$deletenum" "" "Delete the _delete_ breakpoint"
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+#gdb_test "delete \$delete1num" "" "Delete the _delete1_ breakpoint"
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+#gdb_test "delete \$delete2num" "" "Delete the _delete2_ breakpoint"
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+
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+# Pass pthread_join () without the software watchpoint being active.
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+
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+set line [gdb_get_line_number "_success_"]
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+gdb_test "tbreak $line" \
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+ "Breakpoint \[0-9\]+ at .*$srcfile, line $line\..*" \
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+ "set breakpoint at _success_"
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+set timeout 1800
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+gdb_test "c" \
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+ ".*/\\* _success_ \\*/.*" \
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+ "run till _success_"
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+
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+gdb_test "c" \
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+ ".*Program exited normally\\..*" \
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+ "run till program exit"
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