blob: 710dbe7201104f31c1ae23873e57bf1543e2cabd (
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
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
|
dnl Process this file with autoconf to produce a configure script.
sinclude(../common/aclocal.m4)
AC_PREREQ(2.5)dnl
AC_INIT(Makefile.in)
SIM_AC_COMMON
dnl Options available in this module
SIM_AC_OPTION_INLINE(0)
SIM_AC_OPTION_ALIGNMENT(NONSTRICT_ALIGNMENT)
SIM_AC_OPTION_HOSTENDIAN
SIM_AC_OPTION_WARNINGS
# Ensure a reasonable default simulator is constructed:
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) SIMCONF="-mips1 -mcpu=r1900 -mno-fp --warnings";;
# end-sanitize-tx19
# start-sanitize-tx49
mips64tx49*-*-*) SIMCONF="-mips3 --warnings -mcpu=r4900";;
# end-sanitize-tx49
# start-sanitize-r5900
mips64r59*-*-*) SIMCONF="-mips3 --warnings -mcpu=r5900";;
# end-sanitize-r5900
mips64*-*-*) SIMCONF="-mips0 --warnings";;
mips16*-*-*) SIMCONF="-mips0 --warnings";;
mips*-*-*) SIMCONF="-mips2 --warnings";;
*) SIMCONF="-mips0 --warnings";;
esac
AC_SUBST(SIMCONF)
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) SIM_SUBTARGET="-DSUBTARGET_R3900=1";;
# end-sanitize-tx19
*) SIM_SUBTARGET="";;
esac
AC_SUBST(SIM_SUBTARGET)
#
# Select the byte order of the target
#
mips_endian=
default_endian=
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) default_endian=BIG_ENDIAN ;;
# end-sanitize-tx19
# start-sanitize-r5900
mips64r59*-*-*) mips_endian=LITTLE_ENDIAN ;;
# end-sanitize-r5900
mips64*-*-*) default_endian=BIG_ENDIAN ;;
mips16*-*-*) default_endian=BIG_ENDIAN ;;
mips*-*-*) default_endian=BIG_ENDIAN ;;
*) default_endian=BIG_ENDIAN ;;
esac
SIM_AC_OPTION_ENDIAN($mips_endian,$default_endian)
#
# Select the bitsize of the target
#
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) mips_bitsize=32 ; mips_msb=31 ;;
# end-sanitize-tx19
# start-sanitize-r5900
mips64r59*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
# end-sanitize-r5900
mips64*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
mips16*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
mips*-*-*) mips_bitsize=32 ; mips_msb=31 ;;
*) mips_bitsize=64 ; mips_msb=63 ;;
esac
SIM_AC_OPTION_BITSIZE($mips_bitsize,$mips_msb)
#
# Select the floating hardware support of the target
#
mips_fpu=HARDWARE_FLOATING_POINT
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) mips_fpu=SOFT_FLOATING_POINT ;;
# end-sanitize-tx19
# start-sanitize-r5900
mips64r59*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
# end-sanitize-r5900
mips64*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
mips16*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
mips*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
*) mips_fpu=HARD_FLOATING_POINT ;;
esac
SIM_AC_OPTION_FLOAT($mips_fpu)
#
# Select the IGEN architecture
#
sim_use_gen=NO
sim_igen_machine="-M mipsIV"
sim_m16_machine="-M mips16"
sim_igen_filter="32,64,f"
sim_m16_filter="16"
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) sim_default_gen=M16
sim_igen_machine="-M tx19"
sim_m16_machine="-M tx19"
sim_igen_filter="32"
sim_m16_filter="16"
;;
# end-sanitize-tx19
# start-sanitize-r5900
mips64r59*-*-*) sim_default_gen=IGEN
sim_use_gen=IGEN
sim_igen_machine="-M r5900"
;;
# end-sanitize-r5900
# start-sanitize-vr5400
mips64vr54*-*-*) sim_default_gen=IGEN
sim_use_gen=IGEN
sim_igen_machine="-M vr5000,vr5400 -G gen-multi-sim=vr5400"
;;
# end-sanitize-vr5400
mips64vr5*-*-*) sim_default_gen=IGEN
sim_use_gen=IGEN
sim_igen_machine="-M vr5000"
# start-sanitize-vr5400
sim_igen_machine="-M vr5000,vr5400 -G gen-multi-sim=vr5000"
# end-sanitize-vr5400
;;
mips16*-*-*) sim_default_gen=M16
;;
mips32*-*-*) sim_default_gen=IGEN
sim_igen_filter="32,f"
;;
*) sim_default_gen=IGEN
;;
esac
sim_igen_flags="-F ${sim_igen_filter} ${sim_igen_machine}"
sim_m16_flags=" -F ${sim_m16_filter} ${sim_m16_machine}"
AC_SUBST(sim_igen_flags)
AC_SUBST(sim_m16_flags)
#
# Enable igen
#
AC_ARG_ENABLE(sim-igen,
[ --enable-sim-igen=opts Enable IGEN simulator],
[case "${enableval}" in
yes) sim_gen="${sim_default_gen}";;
no) sim_gen=NO;;
16) sim_gen=M16;;
*) AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-stdio"); sim_gen="";;
esac
if test x"$silent" != x"yes" && test x"$sim_gen" != x""; then
echo "Setting sim_igen = $sim_gen" 6>&1
fi],[sim_gen="${sim_use_gen}"])dnl
AC_SUBST(sim_gen)
AC_CHECK_HEADERS(string.h strings.h stdlib.h stdlib.h)
AC_CHECK_LIB(m, fabs)
AC_CHECK_FUNCS(aint anint sqrt)
SIM_AC_OUTPUT
|
