2f55d67d0a
- Fix all patches wrt git diff --check. - Update some tests (Tom de Vries) - Fix ERRORs w/unsupported tests on native-gdbserver targets. - Backport "Disable bracketed paste mode in GDB tests" (Tom Tromey) - Backport "Handle DW_TAG_type_unit in process_symtab_unit" (Tom de Vries)
279 lines
8.0 KiB
Diff
279 lines
8.0 KiB
Diff
From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
|
|
From: Jan Kratochvil <jan.kratochvil@redhat.com>
|
|
Date: Fri, 27 Oct 2017 21:07:50 +0200
|
|
Subject: gdb-6.6-bz237572-ppc-atomic-sequence-test.patch
|
|
|
|
;; Support for stepping over PPC atomic instruction sequences (BZ 237572).
|
|
;;=fedoratest
|
|
|
|
2007-06-25 Jan Kratochvil <jan.kratochvil@redhat.com>
|
|
|
|
* gdb.threads/atomic-seq-threaded.c,
|
|
gdb.threads/atomic-seq-threaded.exp: New files.
|
|
|
|
diff --git a/gdb/testsuite/gdb.threads/atomic-seq-threaded.c b/gdb/testsuite/gdb.threads/atomic-seq-threaded.c
|
|
new file mode 100644
|
|
--- /dev/null
|
|
+++ b/gdb/testsuite/gdb.threads/atomic-seq-threaded.c
|
|
@@ -0,0 +1,171 @@
|
|
+/* This testcase is part of GDB, the GNU debugger.
|
|
+
|
|
+ Copyright 2007 Free Software Foundation, Inc.
|
|
+
|
|
+ This program is free software; you can redistribute it and/or modify
|
|
+ it under the terms of the GNU General Public License as published by
|
|
+ the Free Software Foundation; either version 2 of the License, or
|
|
+ (at your option) any later version.
|
|
+
|
|
+ This program is distributed in the hope that it will be useful,
|
|
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
+ GNU General Public License for more details.
|
|
+
|
|
+ You should have received a copy of the GNU General Public License
|
|
+ along with this program; if not, write to the Free Software
|
|
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
+ MA 02110-1301, USA. */
|
|
+
|
|
+/* Test stepping over RISC atomic sequences.
|
|
+ This variant testcases the code for stepping another thread while skipping
|
|
+ over the atomic sequence in the former thread
|
|
+ (STEPPING_PAST_SINGLESTEP_BREAKPOINT).
|
|
+ Code comes from gcc/testsuite/gcc.dg/sync-2.c */
|
|
+
|
|
+/* { dg-options "-march=i486" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */
|
|
+/* { dg-options "-mcpu=v9" { target sparc*-*-* } } */
|
|
+
|
|
+/* Test functionality of the intrinsics for 'short' and 'char'. */
|
|
+
|
|
+#include <stdlib.h>
|
|
+#include <string.h>
|
|
+#include <pthread.h>
|
|
+#include <assert.h>
|
|
+#include <unistd.h>
|
|
+
|
|
+#define LOOPS 2
|
|
+
|
|
+static int unused;
|
|
+
|
|
+static char AI[18];
|
|
+static char init_qi[18] = { 3,5,7,9,0,0,0,0,-1,0,0,0,0,0,-1,0,0,0 };
|
|
+static char test_qi[18] = { 3,5,7,9,1,4,22,-12,7,8,9,7,1,-12,7,8,9,7 };
|
|
+
|
|
+static void
|
|
+do_qi (void)
|
|
+{
|
|
+ if (__sync_fetch_and_add(AI+4, 1) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_add(AI+5, 4) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_add(AI+6, 22) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_sub(AI+7, 12) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_and(AI+8, 7) != (char)-1)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_or(AI+9, 8) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_xor(AI+10, 9) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_nand(AI+11, 7) != 0)
|
|
+ abort ();
|
|
+
|
|
+ if (__sync_add_and_fetch(AI+12, 1) != 1)
|
|
+ abort ();
|
|
+ if (__sync_sub_and_fetch(AI+13, 12) != (char)-12)
|
|
+ abort ();
|
|
+ if (__sync_and_and_fetch(AI+14, 7) != 7)
|
|
+ abort ();
|
|
+ if (__sync_or_and_fetch(AI+15, 8) != 8)
|
|
+ abort ();
|
|
+ if (__sync_xor_and_fetch(AI+16, 9) != 9)
|
|
+ abort ();
|
|
+ if (__sync_nand_and_fetch(AI+17, 7) != 7)
|
|
+ abort ();
|
|
+}
|
|
+
|
|
+static short AL[18];
|
|
+static short init_hi[18] = { 3,5,7,9,0,0,0,0,-1,0,0,0,0,0,-1,0,0,0 };
|
|
+static short test_hi[18] = { 3,5,7,9,1,4,22,-12,7,8,9,7,1,-12,7,8,9,7 };
|
|
+
|
|
+static void
|
|
+do_hi (void)
|
|
+{
|
|
+ if (__sync_fetch_and_add(AL+4, 1) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_add(AL+5, 4) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_add(AL+6, 22) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_sub(AL+7, 12) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_and(AL+8, 7) != -1)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_or(AL+9, 8) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_xor(AL+10, 9) != 0)
|
|
+ abort ();
|
|
+ if (__sync_fetch_and_nand(AL+11, 7) != 0)
|
|
+ abort ();
|
|
+
|
|
+ if (__sync_add_and_fetch(AL+12, 1) != 1)
|
|
+ abort ();
|
|
+ if (__sync_sub_and_fetch(AL+13, 12) != -12)
|
|
+ abort ();
|
|
+ if (__sync_and_and_fetch(AL+14, 7) != 7)
|
|
+ abort ();
|
|
+ if (__sync_or_and_fetch(AL+15, 8) != 8)
|
|
+ abort ();
|
|
+ if (__sync_xor_and_fetch(AL+16, 9) != 9)
|
|
+ abort ();
|
|
+ if (__sync_nand_and_fetch(AL+17, 7) != 7)
|
|
+ abort ();
|
|
+}
|
|
+
|
|
+static void *
|
|
+start1 (void *arg)
|
|
+{
|
|
+ unsigned loop;
|
|
+ sleep(1);
|
|
+
|
|
+ for (loop = 0; loop < LOOPS; loop++)
|
|
+ {
|
|
+ memcpy(AI, init_qi, sizeof(init_qi));
|
|
+
|
|
+ do_qi ();
|
|
+
|
|
+ if (memcmp (AI, test_qi, sizeof(test_qi)))
|
|
+ abort ();
|
|
+ }
|
|
+
|
|
+ return arg; /* _delete1_ */
|
|
+}
|
|
+
|
|
+static void *
|
|
+start2 (void *arg)
|
|
+{
|
|
+ unsigned loop;
|
|
+
|
|
+ for (loop = 0; loop < LOOPS; loop++)
|
|
+ {
|
|
+ memcpy(AL, init_hi, sizeof(init_hi));
|
|
+
|
|
+ do_hi ();
|
|
+
|
|
+ if (memcmp (AL, test_hi, sizeof(test_hi)))
|
|
+ abort ();
|
|
+ }
|
|
+
|
|
+ return arg; /* _delete2_ */
|
|
+}
|
|
+
|
|
+int
|
|
+main (int argc, char **argv)
|
|
+{
|
|
+ pthread_t thread;
|
|
+ int i;
|
|
+
|
|
+ i = pthread_create (&thread, NULL, start1, NULL); /* _create_ */
|
|
+ assert (i == 0); /* _create_after_ */
|
|
+
|
|
+ sleep (1);
|
|
+
|
|
+ start2 (NULL);
|
|
+
|
|
+ i = pthread_join (thread, NULL); /* _delete_ */
|
|
+ assert (i == 0);
|
|
+
|
|
+ return 0; /* _exit_ */
|
|
+}
|
|
diff --git a/gdb/testsuite/gdb.threads/atomic-seq-threaded.exp b/gdb/testsuite/gdb.threads/atomic-seq-threaded.exp
|
|
new file mode 100644
|
|
--- /dev/null
|
|
+++ b/gdb/testsuite/gdb.threads/atomic-seq-threaded.exp
|
|
@@ -0,0 +1,84 @@
|
|
+# atomic-seq-threaded.exp -- Test case for stepping over RISC atomic code seqs.
|
|
+# This variant testcases the code for stepping another thread while skipping
|
|
+# over the atomic sequence in the former thread
|
|
+# (STEPPING_PAST_SINGLESTEP_BREAKPOINT).
|
|
+# Copyright (C) 2007 Free Software Foundation, Inc.
|
|
+
|
|
+# This program is free software; you can redistribute it and/or modify
|
|
+# it under the terms of the GNU General Public License as published by
|
|
+# the Free Software Foundation; either version 2 of the License, or
|
|
+# (at your option) any later version.
|
|
+#
|
|
+# This program is distributed in the hope that it will be useful,
|
|
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
+# GNU General Public License for more details.
|
|
+#
|
|
+# You should have received a copy of the GNU General Public License
|
|
+# along with this program; if not, write to the Free Software
|
|
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
+
|
|
+# Please email any bugs, comments, and/or additions to this file to:
|
|
+# bug-gdb@prep.ai.mit.edu
|
|
+
|
|
+set testfile atomic-seq-threaded
|
|
+set srcfile ${testfile}.c
|
|
+set binfile [standard_output_file ${testfile}]
|
|
+
|
|
+foreach opts {{} {compiler=gcc4} {FAIL}} {
|
|
+ if {$opts eq "FAIL"} {
|
|
+ return -1
|
|
+ }
|
|
+ if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $opts]] eq "" } {
|
|
+ break
|
|
+ }
|
|
+}
|
|
+
|
|
+gdb_exit
|
|
+gdb_start
|
|
+gdb_reinitialize_dir $srcdir/$subdir
|
|
+
|
|
+gdb_load ${binfile}
|
|
+if ![runto_main] then {
|
|
+ fail "Can't run to main"
|
|
+ return 0
|
|
+}
|
|
+
|
|
+# pthread_create () will not pass even on x86_64 with software watchpoint.
|
|
+# Pass after pthread_create () without any watchpoint active.
|
|
+set line [gdb_get_line_number "_create_after_"]
|
|
+gdb_test "tbreak $line" \
|
|
+ "reakpoint (\[0-9\]+) at .*$srcfile, line $line\..*" \
|
|
+ "set breakpoint after pthread_create ()"
|
|
+gdb_test "c" \
|
|
+ ".*/\\* _create_after_ \\*/.*" \
|
|
+ "run till after pthread_create ()"
|
|
+
|
|
+# Without a watchpoint being software no single-stepping would be used.
|
|
+set test "Start (software) watchpoint"
|
|
+gdb_test_multiple "watch unused" $test {
|
|
+ -re "Watchpoint \[0-9\]+: unused.*$gdb_prompt $" {
|
|
+ pass $test
|
|
+ }
|
|
+ -re "Hardware watchpoint \[0-9\]+: unused.*$gdb_prompt $" {
|
|
+ # We do not test the goal but still the whole testcase should pass.
|
|
+ unsupported $test
|
|
+ }
|
|
+}
|
|
+
|
|
+# More thorough testing of the scheduling logic.
|
|
+gdb_test "set scheduler-locking step" ""
|
|
+
|
|
+# Critical code path is stepped through at this point.
|
|
+set line [gdb_get_line_number "_exit_"]
|
|
+gdb_test "tbreak $line" \
|
|
+ "reakpoint \[0-9\]+ at .*$srcfile, line $line\..*" \
|
|
+ "set breakpoint at _exit_"
|
|
+gdb_test "c" \
|
|
+ ".*/\\* _exit_ \\*/.*" \
|
|
+ "run till _exit_"
|
|
+
|
|
+# Just a nonproblematic program exit.
|
|
+gdb_test "c" \
|
|
+ ".*Program exited normally\\..*" \
|
|
+ "run till program exit"
|