Add tests that test boundary values of params

	* Makefile.in: Append rule for params-options.h.
	* params-options.h: New file.
	* gcc.dg/params/blocksort-part.c: New test.
	* gcc.dg/params/params.exp: New file.

From-SVN: r238249

gcc/ChangeLog

@@ -6,6 +6,11 @@
 
 2016-07-12  Martin Liska  <mliska@suse.cz>
 
+	* Makefile.in: Append rule for params-options.h.
+	* params-options.h: New file.
+
+2016-07-12  Martin Liska  <mliska@suse.cz>
+
 	* ira-build.c (mark_loops_for_removal): Properly iterate
 	loops.
 

gcc/Makefile.in

@@ -2502,7 +2502,7 @@ generated_files = config.h tm.h $(TM_P_H) $(TM_H) multilib.h \
        $(ALL_GTFILES_H) gtype-desc.c gtype-desc.h gcov-iov.h \
        options.h target-hooks-def.h insn-opinit.h \
        common/common-target-hooks-def.h pass-instances.def \
-       c-family/c-target-hooks-def.h params.list case-cfn-macros.h \
+       c-family/c-target-hooks-def.h params.list params.options case-cfn-macros.h \
        cfn-operators.pd
 
 #
@@ -3334,6 +3334,13 @@ s-params.list: $(srcdir)/params-list.h $(srcdir)/params.def
 	$(SHELL) $(srcdir)/../move-if-change tmp-params.list params.list
 	$(STAMP) s-params.list
 
+params.options: s-params.options; @true
+s-params.options: $(srcdir)/params-options.h $(srcdir)/params.def
+	$(CPP) $(srcdir)/params-options.h | sed 's/^#.*//;/^$$/d' > tmp-params.options
+	$(SHELL) $(srcdir)/../move-if-change tmp-params.options params.options
+	$(STAMP) s-params.options
+
+
 PLUGIN_HEADERS = $(TREE_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
   toplev.h $(DIAGNOSTIC_CORE_H) $(BASIC_BLOCK_H) $(HASH_TABLE_H) \
   tree-ssa-alias.h $(INTERNAL_FN_H) gimple-fold.h tree-eh.h gimple-expr.h \

gcc/params-options.h

+/* File used to generate params.list
+   Copyright (C) 2015-2016 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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 3, or (at your option) any later
+version.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#define DEFPARAM(enumerator, option, nocmsgid, default, min, max) \
+  option=default,min,max
+#define DEFPARAMENUM5(enumerator, option, nocmsgid, default, \
+		      v0, v1, v2, v3, v4) \
+  option=v0,v1,v2,v3,v4
+#include "params.def"
+#undef DEFPARAM
+#undef DEFPARAMENUM5

gcc/testsuite/ChangeLog

+2016-07-12  Martin Liska  <mliska@suse.cz>
+
+	* gcc.dg/params/blocksort-part.c: New test.
+	* gcc.dg/params/params.exp: New file.
+
 2016-07-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
 	PR middle-end/71700

gcc/testsuite/gcc.dg/params/params.exp

+# Copyright (C) 2016 Free Software Foundation, Inc.
+#
+# This file is part of GCC.
+#
+# GCC 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 3, or (at your option)
+# any later version.
+#
+# GCC 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 GCC; see the file COPYING3.  If not see
+# <http://www.gnu.org/licenses/>.
+
+# GCC testsuite that uses the `dg.exp' driver.
+
+# Load support procs.
+load_lib gcc-dg.exp
+
+# Initialize `dg'.
+dg-init
+
+proc param_run_test { param_name param_value } {
+    global srcdir
+    global subdir
+
+    dg-runtest $srcdir/$subdir/blocksort-part.c "" "-O3 --param $param_name=$param_value"
+}
+
+set fd [open "$objdir/../../params.options" r]
+set text [read $fd]
+close $fd
+
+# Main loop.
+foreach params [split $text "\n"] {
+    set parts [split $params "="]
+    set name [string trim [lindex $parts 0] '"']
+    set values [split [lindex $parts 1] ","]
+    if { [llength $values] == 3 } {
+	set default [lindex $values 0]
+	set min [lindex $values 1]
+	set max [lindex $values 2]
+	set int_max "INT_MAX"
+
+	if { $min != -1 } {
+	    param_run_test $name $min
+	}
+	if { $max != $min && $max > 0 && $max != $int_max } {
+	    param_run_test $name $max
+	}
+    }
+    if { [llength $values] == 5 } {
+	foreach v $values {
+	    param_run_test $name $v
+	}
+    }
+}
+
+# All done.
+dg-finish