blob: 5e9be538b735588b9c690472ea79a8763ab44404 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
# Copyright 2003-2023 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/>.
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@gnu.org
# This file is part of the gdb testsuite.
#
# Test floating-point related functionality.
#
if { [prepare_for_testing "failed to prepare" float float.c] } {
return -1
}
# Set it up at a breakpoint so we have its registers.
if {![runto_main]} {
return
}
# Test "info float".
if {[is_aarch64_target]} {
gdb_test "info float" "d0.*d1.*d31.*s0.*s1.*s31.*"
} elseif {[istarget "alpha*-*-*"]} {
gdb_test "info float" "f0.*"
} elseif {[is_aarch32_target]} {
gdb_test_multiple "info float" "info float" {
-re "Software FPU type.*mask:.*flags:.*$gdb_prompt $" {
pass "info float (FPA)"
}
-re "fpscr.*s0.*s1.*s31.*$gdb_prompt $" {
# Only check for single precision; d0 might be a vector register
# if we have NEON.
pass "info float (VFP)"
}
-re "No floating.point info available for this processor.*$gdb_prompt $" {
pass "info float (without FPU)"
}
}
} elseif {[istarget "i?86-*-*"] || [istarget "x86_64-*-*"]} {
gdb_test "info float" "R7:.*Status Word:.*Opcode:.*"
} elseif {[istarget "ia64-*-*"]} {
gdb_test "info float" "f0.*f1.*f127.*"
} elseif {[istarget "m68k-*-*"]} {
gdb_test_multiple "info float" "info_float" {
-re "fp0.*fp1.*fp7.*$gdb_prompt $" {
pass "info float (with FPU)"
}
-re "No floating.point info available for this processor.*$gdb_prompt $" {
pass "info float (without FPU)"
}
}
} elseif {[istarget "mips*-*-*"]} {
gdb_test_multiple "info float" "info float" {
-re "fpu type: none / unused\r\n$gdb_prompt $" {
pass "info float (without FPU)"
}
-re "fpu type:.*cause.*mask.*flags.*round.*flush.*f0:.*flt:.*dbl:.*$gdb_prompt $" {
pass "info float (with FPU)"
}
}
} elseif {[istarget "nds32*-*-*"]} {
gdb_test_multiple "info float" "info_float" {
-re "fd0.*fd3.*$gdb_prompt $" {
pass "info float (with FPU)"
}
-re "No floating.point info available for this processor.*$gdb_prompt $" {
pass "info float (without FPU)"
}
}
} elseif {[istarget "powerpc*-*-*"]} {
gdb_test_multiple "info float" "info_float" {
-re "f0.*f1.*f31.*fpscr.*$gdb_prompt $" {
pass "info float (with FPU)"
}
-re "No floating.point info available for this processor.*$gdb_prompt $" {
pass "info float (without FPU)"
}
}
} elseif {[istarget "s390*-*-*"]} {
gdb_test "info float" "fpc.*f0.*f1.*f15.*" "info float"
} elseif {[istarget "sh*-*"]} {
# SH may or may not have an FPU
gdb_test_multiple "info float" "info float" {
-re "fpul.*fr0.*fr1.*fr15.*$gdb_prompt $" {
pass "info float (with FPU)"
}
-re "No floating.point info available for this processor.*$gdb_prompt $" {
pass "info float (without FPU)"
}
}
} elseif {[istarget "hppa*-*"]} {
gdb_test "info float" "fr4.*fr4R.*fr31R.*" "info float"
} elseif {[istarget "sparc*-*-*"]} {
gdb_test "info float" "f0.*f1.*f31.*d0.*d30.*" "info float"
} elseif {[istarget "riscv*-*-*"]} {
# RISC-V may or may not have an FPU. Additionally, the order of
# fcsr relative to fflags and frm can change depending on whether
# the fflags and frm registers are implemented as real registers
# (supplied in the target description) or pseudo-registers
# (supplied by GDB as a view into fcsr).
gdb_test_multiple "info float" "info float" {
-re "ft0.*ft1.*ft11.*fflags.*frm.*fcsr.*$gdb_prompt $" {
pass "info float (with FPU)"
}
-re "ft0.*ft1.*ft11.*fcsr.*fflags.*frm.*$gdb_prompt $" {
pass "info float (with FPU)"
}
-re "No floating.point info available for this processor.*$gdb_prompt $" {
pass "info float (without FPU)"
}
}
} elseif {[istarget "loongarch*-*-*"]} {
gdb_test "info float" "f.*fcc0.*fcsr.*" "info float"
} else {
gdb_test "info float" "No floating.point info available for this processor." "info float (unknown target)"
}
gdb_test "step"
gdb_test "finish" "Value returned is .* = (inf|nan).*"
|
