Projet_SETI_RISC-V/riscv-gnu-toolchain/binutils/gdb/testsuite/gdb.arch/aarch64-fp.exp
2023-03-06 14:48:14 +01:00

101 lines
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Text

# Copyright 2008-2022 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/>.
#
# This file is part of the gdb testsuite.
# PR server/17457
# Test aarch64 floating point registers q0, q1, v0, v1, fpsr, fpcr
if {![is_aarch64_target]} {
verbose "Skipping ${gdb_test_file_name}."
return
}
standard_testfile
if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
return -1
}
if ![runto_main] {
return -1
}
set endianness [get_endianness]
gdb_test "break ${srcfile}:[gdb_get_line_number "return"]" \
"Breakpoint $decimal at 0x\[0-9a-fA-F\]+: file .*${srcfile}.*\\\." \
"set the breakpoint after setting the fp registers"
gdb_test "continue" \
"Continuing.*Breakpoint $decimal.*" \
"continue until breakpoint"
if {$endianness == "little"} {
set reg_value0 "0x1f1e1d1c1b1a19181716151413121110"
set reg_value1 "0x2f2e2d2c2b2a29282726252423222120"
} else {
set reg_value0 "0x101112131415161718191a1b1c1d1e1f"
set reg_value1 "0x202122232425262728292a2b2c2d2e2f"
}
gdb_test "p/x \$q0" \
"q0.*{u = $reg_value0, s = $reg_value0.*" \
"check register q0 value"
gdb_test "p/x \$q1" \
"q1.*{u = $reg_value1, s = $reg_value1.*" \
"check register q1 value"
gdb_test "p/x \$v0" \
"v0.*$reg_value0}}}" \
"check register v0 value"
gdb_test "p/x \$v1" \
"v1.*$reg_value1}}}" \
"check register v1 value"
gdb_test "p/x \$fpsr" \
"fpsr.*0x\[0-9a-fA-F\].*" \
"check register fpsr value"
gdb_test "p/x \$fpcr" \
"fpcr.*0x\[0-9a-fA-F\].*" \
"check register fpcr value"
with_test_prefix "bfloat16" {
gdb_test "set \$h0.bf = 1.185e-38" \
".*" \
"set h0.bf to 129"
gdb_test "p \$h0" \
"h0.*{bf = 1.185e-38, f = 7.689e-06, u = 129, s = 129}" \
"h0 fields are valid"
gdb_test "set \$v0.h.bf\[0\] = 0" \
"v0.* = 0" \
"set v0.h.bf\[0\] to 0"
gdb_test "p \$v0.h.s\[0\]" \
"v0.* = 0" \
"v0.h.s\[0\] is 0"
gdb_test "set \$v0.h.bf\[0\] = 1.185e-38" \
"v0.* = 1.185e-38" \
"set v0.h.bf\[0\] to 129"
gdb_test "p \$v0.h.s\[0\]" \
"v0.* = 129" \
"v0.h.s\[0\] is 129"
}