# GCC testsuite for C-SKY targets.
# Copyright (C) 2012-2022 Free Software Foundation, Inc.
# Contributed by C-SKY Microsystems and Mentor Graphics.
#
# 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 3 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 GCC; see the file COPYING3.  If not see
# <http://www.gnu.org/licenses/>.

# Exit immediately if this isn't a C-SKY target.
if ![istarget csky*-*-*] then {
  return
}

# Load support procs.
load_lib gcc-dg.exp

# Like dg-options, but treats certain C-SKY-specific options specially:
#
#    -mcpu=*
#	Select the target cpu. Skip the test if the multilib flags force
#	a different cpu.
proc dg-csky-options {args} {
    upvar dg-extra-tool-flags extra_tool_flags
    upvar dg-do-what do_what

    set multilib_cpu ""
    set multilib_hf ""
    set cpu ""

    foreach flag [target_info multilib_flags] {
	regexp "^-mcpu=(.*)" $flag dummy multilib_cpu
        regexp "^-mhard-float" $flag multilib_hf
    }

    set flags [lindex $args 1]

    foreach flag $flags {
	regexp "^-mcpu=(.*)" $flag dummy cpu
    }

    if {$cpu == ""} then {
      set extra_tool_flags $flags
    } elseif {$multilib_cpu == "" || $multilib_cpu == $cpu} then {
        if { ($cpu == "ck801" || $cpu == "ck802") 
	     && $multilib_hf != "" } then {
	    set do_what [list [lindex $do_what 0] "N" "P"]
	} else {
	    set extra_tool_flags $flags
	}
    } else {
	set do_what [list [lindex $do_what 0] "N" "P"]
    }
}

# If a testcase doesn't have special options, use these.
global DEFAULT_CFLAGS
if ![info exists DEFAULT_CFLAGS] then {
    set DEFAULT_CFLAGS " -ansi -pedantic-errors"
}

# Initialize `dg'.
dg-init

# Main loop.
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cCS\]]] \
	"" $DEFAULT_CFLAGS

# All done.
dg-finish