blob: 98a488994594c277112ca65c2e69d6fd3332f22b (
plain) (
blame)
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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/powerpc/powerpc64le.
OLD_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $libc_cv_cc_submachine"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the target machine is at least POWER8" >&5
$as_echo_n "checking if the target machine is at least POWER8... " >&6; }
if ${libc_cv_target_power8_ok+:} false; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#ifndef _ARCH_PWR8
#error invalid target architecture
#endif
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
libc_cv_target_power8_ok=yes
else
libc_cv_target_power8_ok=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_target_power8_ok" >&5
$as_echo "$libc_cv_target_power8_ok" >&6; }
if test "$libc_cv_target_power8_ok" != "yes"; then :
critic_missing="$critic_missing POWER8 or newer is required on powerpc64le."
fi
CFLAGS="$OLD_CFLAGS"
OLD_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -mno-gnu-attribute"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the compiler supports -mno-gnu-attribute" >&5
$as_echo_n "checking if the compiler supports -mno-gnu-attribute... " >&6; }
if ${libc_cv_no_gnu_attr_ok+:} false; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
libc_cv_no_gnu_attr_ok=yes
else
libc_cv_no_gnu_attr_ok=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_no_gnu_attr_ok" >&5
$as_echo "$libc_cv_no_gnu_attr_ok" >&6; }
if test "$libc_cv_no_gnu_attr_ok" != "yes"; then :
critic_missing="$critic_missing A compiler with -mno-gnu-attribute is required on powerpc64le."
fi
CFLAGS="$OLD_CFLAGS"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC compiles signbit with 128-bit floating point type" >&5
$as_echo_n "checking if $CC compiles signbit with 128-bit floating point type... " >&6; }
if ${libc_cv_compiler_powerpc64le_ice+:} false; then :
$as_echo_n "(cached) " >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -mabi=ieeelongdouble -Wno-psabi"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int sbr (long double a) { return __builtin_signbit (a); }
int sbm (long double *a) { return __builtin_signbit (*a); }
int sbo (long double *a) { return __builtin_signbit (a[4]); }
int sbi (long double *a, unsigned long n) { return __builtin_signbit (a[n]); }
void sbs (int *p, long double a) { *p = __builtin_signbit (a); }
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
libc_cv_compiler_powerpc64le_ice=yes
else
libc_cv_compiler_powerpc64le_ice=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_compiler_powerpc64le_ice" >&5
$as_echo "$libc_cv_compiler_powerpc64le_ice" >&6; }
if test "$libc_cv_compiler_powerpc64le_ice" != "yes"; then :
critic_missing="$critic_missing __builtin_signbit is broken. GCC 7.4 or newer is required to resolve (PR83862)."
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC compiles with -mabi=ieeelongdouble and -mlong-double-128" >&5
$as_echo_n "checking if $CC compiles with -mabi=ieeelongdouble and -mlong-double-128... " >&6; }
if ${libc_cv_compiler_powerpc64le_ldbl128_mabi+:} false; then :
$as_echo_n "(cached) " >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -mabi=ieeelongdouble -mlong-double-128"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
long double x;
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
libc_cv_compiler_powerpc64le_ldbl128_mabi=yes
else
libc_cv_compiler_powerpc64le_ldbl128_mabi=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_compiler_powerpc64le_ldbl128_mabi" >&5
$as_echo "$libc_cv_compiler_powerpc64le_ldbl128_mabi" >&6; }
if test "$libc_cv_compiler_powerpc64le_ldbl128_mabi" == "no"; then :
critic_missing="$critic_missing The compiler must support -mabi=ieeelongdouble and -mlongdouble simultaneously."
fi
for ac_prog in $OBJCOPY
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_prog_OBJCOPY+:} false; then :
$as_echo_n "(cached) " >&6
else
if test -n "$OBJCOPY"; then
ac_cv_prog_OBJCOPY="$OBJCOPY" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
IFS=$as_save_IFS
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
ac_cv_prog_OBJCOPY="$ac_prog"
$as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
done
done
IFS=$as_save_IFS
fi
fi
OBJCOPY=$ac_cv_prog_OBJCOPY
if test -n "$OBJCOPY"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $OBJCOPY" >&5
$as_echo "$OBJCOPY" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
test -n "$OBJCOPY" && break
done
if test -z "$OBJCOPY"; then
ac_verc_fail=yes
else
# Found it, now check the version.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking version of $OBJCOPY" >&5
$as_echo_n "checking version of $OBJCOPY... " >&6; }
ac_prog_version=`$OBJCOPY --version 2>&1 | sed -n 's/^.*GNU objcopy.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
2.1[0-9][0-9]*|2.2[6-9]*|2.[3-9][0-9]*|[3-9].*|[1-9][0-9]*)
ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_prog_version" >&5
$as_echo "$ac_prog_version" >&6; }
fi
if test $ac_verc_fail = yes; then
AS=: critic_missing="$critic_missing objcopy >= 2.26 is required on powerpc64le"
fi
test -n "$critic_missing" && as_fn_error $? "*** $critic_missing" "$LINENO" 5
|
