# Copyright 1999-2021 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 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 this program.  If not, see <http://www.gnu.org/licenses/>.

# Test essential Machine interface (MI) operations
#
# Verify that, using the MI, we can run a simple program and look at registers.
#
# The goal is not to test gdb functionality, which is done by other tests,
# but to verify the correct output response to MI operations.
#


load_lib mi-support.exp
set MIFLAGS "-i=mi"

standard_testfile basics.c

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
     untested "failed to compile"
     return -1
}

proc sparc_register_tests_no_exec { } {
	# Test the generic IDT chip.
	mi_gdb_test "111-data-list-register-values" \
		".*111\\^error,msg=\"-data-list-register-values: Usage: -data-list-register-values <format> \\\[<regnum1>...<regnumN>\\\]\"" \
		"wrong arguments"

	mi_gdb_test "111-data-list-register-values x" \
		".*111\\^error,msg=\"No registers\.\"" \
		"no executable"
}

# These tests exercise IDT-specific MIPS registers for several
# different processor models.

# This should detect the actual processor in use and change
# the expected results appropriately.  FIXME

proc sparc_register_tests { } {
    global hex
    global decimal
    set octal "\[0-7\]+"
    set binary "\[0-1\]+"
    set float "\\-?((\[0-9\]+(\\.\[0-9\]+)?(e\[-+\]\[0-9\]+)?)|(nan\\($hex\\)))"
    set float2 "\\-?\[0-9\]+"

    mi_gdb_test "111-data-list-register-names" \
	    "111\\^done,register-names=\\\[\"g0\",\"g1\",\"g2\",\"g3\",\"g4\",\"g5\",\"g6\",\"g7\",\"o0\",\"o1\",\"o2\",\"o3\",\"o4\",\"o5\",\"sp\",\"o7\",\"l0\",\"l1\",\"l2\",\"l3\",\"l4\",\"l5\",\"l6\",\"l7\",\"i0\",\"i1\",\"i2\",\"i3\",\"i4\",\"i5\",\"fp\",\"i7\",\"f0\",\"f1\",\"f2\",\"f3\",\"f4\",\"f5\",\"f6\",\"f7\",\"f8\",\"f9\",\"f10\",\"f11\",\"f12\",\"f13\",\"f14\",\"f15\",\"f16\",\"f17\",\"f18\",\"f19\",\"f20\",\"f21\",\"f22\",\"f23\",\"f24\",\"f25\",\"f26\",\"f27\",\"f28\",\"f29\",\"f30\",\"f31\",\"y\",\"psr\",\"wim\",\"tbr\",\"pc\",\"npc\",\"fsr\",\"csr\",\"d0\",\"d2\",\"d4\",\"d6\",\"d8\",\"d10\",\"d12\",\"d14\",\"d16\",\"d18\",\"d20\",\"d22\",\"d24\",\"d26\",\"d28\",\"d30\"\\\]" \
	    "list register names"

    mi_gdb_test "222-data-list-register-values x" \
	    "222\\^done,register-values=\\\[\{number=\"0\",value=\"$hex\"\}.*\{number=\"87\",value=\"$hex\"\}\\\]" \
	    "register values x"

    mi_gdb_test "333-data-list-register-values f" \
	    "333\\^done,register-values=\\\[\{number=\"0\",value=\"$float\"\},\{number=\"1\",value=\"$float\"\},.*\{number=\"87\",value=\"$float\"\}\\\]" \
	    "register values f"

    mi_gdb_test "444-data-list-register-values d" \
	    "444\\^done,register-values=\\\[\{number=\"0\",value=\"-?$decimal\"\}.*\{number=\"87\",value=\"-?$decimal\"\}\\\]" \
	    "register values d"

    mi_gdb_test "555-data-list-register-values o" \
	    "555\\^done,register-values=\\\[\{number=\"0\",value=\"$octal\"\}.*\{number=\"87\",value=\"$octal\"\}\\\]" \
	    "register values o"

    mi_gdb_test "666-data-list-register-values t" \
	    "666\\^done,register-values=\\\[\{number=\"0\",value=\"$binary\"\}.*\{number=\"87\",value=\"$binary\"\}\\\]" \
	    "register values t"

    # On the sparc, registers 0-31 are int, 32-63 float, 64-71 int, 72-87 float

    mi_gdb_test "777-data-list-register-values N" \
	    "777\\^done,register-values=\\\[\{number=\"0\",value=\"-?$decimal\"\}.*\{number=\"31\",value=\"-?$decimal\"\},\{number=\"32\",value=\"$float\"\}.*\{number=\"63\",value=\"$float\"\},\{number=\"64\",value=\"-?$decimal\"\}.*\{number=\"71\",value=\"-?$decimal\"\},\{number=\"72\",value=\"$float\"\}.*\{number=\"87\",value=\"$float\"\}\\\]" \
	    "register values N"

    mi_gdb_test "888-data-list-register-values r" \
	    "888\\^done,register-values=\\\[\{number=\"0\",value=\"$hex\"\}.*\{number=\"87\",value=\"$hex\"\}\\\]" \
	    "register values r"

    mi_gdb_test "999-data-list-register-names 68 69 70 71" \
	    "999\\^done,register-names=\\\[\"pc\",\"npc\",\"fsr\",\"csr\"\\\]" \
	    "list names of some regs"

    mi_gdb_test "001-data-list-register-values x 68 69 70 71" \
	    "001\\^done,register-values=\\\[\{number=\"68\",value=\"$hex\"\},\{number=\"69\",value=\"$hex\"\},\{number=\"70\",value=\"$hex\"\},\{number=\"71\",value=\"$hex\"\}\\\]" \
	    "list values of some regs"

    mi_gdb_test "002-data-list-changed-registers" \
	    "002\\^done,changed-registers=\\\[(\"${decimal}\"(,\"${decimal}\")*)?\\\]" \
	    "list changed registers"
}

if [istarget "sparc-*-*"] then {
    mi_clean_restart
    sparc_register_tests_no_exec
    mi_clean_restart $binfile
    mi_runto_main
    sparc_register_tests
} else {
    verbose "mi-regs.exp tests ignored for this target"
}

mi_gdb_exit
return 0