1 dnl Process this file with autoconf to produce a configure script.
4 AC_CONFIG_HEADER(config.h:config.in)
6 sinclude(../common/aclocal.m4)
8 # Bugs in autoconf 2.59 break the call to SIM_AC_COMMON, hack around
9 # it by inlining the macro's contents.
10 sinclude(../common/common.m4)
12 dnl Options available in this module
13 SIM_AC_OPTION_INLINE()
14 SIM_AC_OPTION_ALIGNMENT(NONSTRICT_ALIGNMENT)
15 SIM_AC_OPTION_HOSTENDIAN
16 SIM_AC_OPTION_WARNINGS
17 SIM_AC_OPTION_RESERVED_BITS(1)
21 # Instead of defining a `subtarget' macro, code should be checking
22 # the value of {STATE,CPU}_ARCHITECTURE to identify the architecture
26 mips64vr*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1" ;;
27 mips*tx39*) SIM_SUBTARGET="-DSUBTARGET_R3900=1";;
28 mips*-sde-elf*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";;
29 mipsisa32*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";;
30 mipsisa64*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";;
33 AC_SUBST(SIM_SUBTARGET)
38 # Select the byte order of the target
43 mips64el*-*-*) mips_endian=LITTLE_ENDIAN ;;
44 mips64vr*el-*-*) default_endian=LITTLE_ENDIAN ;;
45 mips64*-*-*) default_endian=BIG_ENDIAN ;;
46 mips16*-*-*) default_endian=BIG_ENDIAN ;;
47 mipsisa32*-*-*) default_endian=BIG_ENDIAN ;;
48 mipsisa64*-*-*) default_endian=BIG_ENDIAN ;;
49 mips*-*-*) default_endian=BIG_ENDIAN ;;
50 *) default_endian=BIG_ENDIAN ;;
52 SIM_AC_OPTION_ENDIAN($mips_endian,$default_endian)
57 # Select the bitsize of the target
61 mips64*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
62 mips16*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
63 mips*-sde-elf*) mips_bitsize=64 ; mips_msb=63 ;;
64 mipsisa32*-*-*) mips_bitsize=32 ; mips_msb=31 ;;
65 mipsisa64*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
66 mips*-*-*) mips_bitsize=32 ; mips_msb=31 ;;
67 *) mips_bitsize=64 ; mips_msb=63 ;;
69 SIM_AC_OPTION_BITSIZE($mips_bitsize,$mips_msb,$mips_addr_bitsize)
74 # Select the floating hardware support of the target
76 mips_fpu=HARDWARE_FLOATING_POINT
79 mips*tx39*) mips_fpu=HARD_FLOATING_POINT
82 mips64*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
83 mips16*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
84 mips*-sde-elf*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;;
85 mipsisa32*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;;
86 mipsisa64*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;;
87 mips*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=32 ;;
88 *) mips_fpu=HARD_FLOATING_POINT ;;
90 SIM_AC_OPTION_FLOAT($mips_fpu,$mips_fpu_bitsize)
95 # Select the level of SMP support
100 SIM_AC_OPTION_SMP($mips_smp)
105 # Select the IGEN architecture
108 sim_igen_machine="-M mipsIV"
109 sim_m16_machine="-M mips16,mipsIII"
110 sim_igen_filter="32,64,f"
112 sim_mach_default="mips8000"
115 mips*tx39*) sim_gen=IGEN
116 sim_igen_filter="32,f"
117 sim_igen_machine="-M r3900"
119 mips64vr43*-*-*) sim_gen=IGEN
120 sim_igen_machine="-M mipsIV"
121 sim_mach_default="mips8000"
123 mips64vr5*-*-*) sim_gen=IGEN
124 sim_igen_machine="-M vr5000"
125 sim_mach_default="mips5000"
127 mips64vr41*) sim_gen=M16
128 sim_igen_machine="-M vr4100"
129 sim_m16_machine="-M vr4100"
130 sim_igen_filter="32,64,f"
132 sim_mach_default="mips4100"
134 mips64vr-*-* | mips64vrel-*-*)
137 vr4100:mipsIII,mips16,vr4100:32,64:mips4100,mips4111\
138 vr4120:mipsIII,mips16,vr4120:32,64:mips4120\
139 vr5000:mipsIV:32,64,f:mips4300,mips5000\
140 vr5400:mipsIV,vr5400:32,64,f:mips5400\
141 vr5500:mipsIV,vr5500:32,64,f:mips5500"
142 sim_multi_default=mips5000
144 mips*-sde-elf*) sim_gen=M16
145 sim_igen_machine="-M mips64r2,mips3d,mips16,mips16e,mdmx,dsp,smartmips"
146 sim_m16_machine="-M mips16,mips16e,mips64r2"
147 sim_igen_filter="32,64,f"
148 sim_mach_default="mipsisa64r2"
150 mips64*-*-*) sim_igen_filter="32,64,f"
153 mips16*-*-*) sim_gen=M16
154 sim_igen_filter="32,64,f"
157 mipsisa32r2*-*-*) sim_gen=M16
158 sim_igen_machine="-M mips32r2,mips16,mips16e,mdmx,dsp,smartmips"
159 sim_m16_machine="-M mips16,mips16e,mips32r2"
160 sim_igen_filter="32,f"
161 sim_mach_default="mipsisa32r2"
163 mipsisa32*-*-*) sim_gen=M16
164 sim_igen_machine="-M mips32,mips16,mips16e,smartmips"
165 sim_m16_machine="-M mips16,mips16e,mips32"
166 sim_igen_filter="32,f"
167 sim_mach_default="mipsisa32"
169 mipsisa64r2*-*-*) sim_gen=M16
170 sim_igen_machine="-M mips64r2,mips3d,mips16,mips16e,mdmx,dsp"
171 sim_m16_machine="-M mips16,mips16e,mips64r2"
172 sim_igen_filter="32,64,f"
173 sim_mach_default="mipsisa64r2"
175 mipsisa64sb1*-*-*) sim_gen=IGEN
176 sim_igen_machine="-M mips64,mips3d,sb1"
177 sim_igen_filter="32,64,f"
178 sim_mach_default="mips_sb1"
180 mipsisa64*-*-*) sim_gen=M16
181 sim_igen_machine="-M mips64,mips3d,mips16,mips16e,mdmx"
182 sim_m16_machine="-M mips16,mips16e,mips64"
183 sim_igen_filter="32,64,f"
184 sim_mach_default="mipsisa64"
186 mips*lsi*) sim_gen=M16
187 sim_igen_machine="-M mipsIII,mips16"
188 sim_m16_machine="-M mips16,mipsIII"
189 sim_igen_filter="32,f"
191 sim_mach_default="mips4000"
193 mips*-*-*) sim_gen=IGEN
194 sim_igen_filter="32,f"
198 # The MULTI generator can combine several simulation engines into one.
199 # executable. A configuration which uses the MULTI should set two
200 # variables: ${sim_multi_configs} and ${sim_multi_default}.
202 # ${sim_multi_configs} is the list of engines to build. Each
203 # space-separated entry has the form NAME:MACHINE:FILTER:BFDMACHS,
206 # - NAME is a C-compatible prefix for the engine,
207 # - MACHINE is a -M argument,
208 # - FILTER is a -F argument, and
209 # - BFDMACHS is a comma-separated list of bfd machines that the
212 # Each entry will have a separate simulation engine whose prefix is
213 # m32<NAME>. If the machine list includes "mips16", there will also
214 # be a mips16 engine, prefix m16<NAME>. The mips16 engine will be
215 # generated using the same machine list as the 32-bit version,
216 # but the filter will be "16" instead of FILTER.
218 # The simulator compares the bfd mach against BFDMACHS to decide
219 # which engine to use. Entries in BFDMACHS should be bfd_mach
220 # values with "bfd_mach_" removed. ${sim_multi_default} says
221 # which entry should be the default.
222 if test ${sim_gen} = MULTI; then
224 # Simple sanity check.
225 if test -z "${sim_multi_configs}" || test -z "${sim_multi_default}"; then
226 AC_MSG_ERROR(Error in configure.in: MULTI simulator not set up correctly)
229 # Start in a known state.
230 rm -f multi-include.h multi-run.c
233 sim_multi_obj=multi-run.o
234 sim_multi_igen_configs=
237 cat << __EOF__ > multi-run.c
238 /* Main entry point for MULTI simulators.
239 Copyright (C) 2003 Free Software Foundation, Inc.
241 This program is free software; you can redistribute it and/or modify
242 it under the terms of the GNU General Public License as published by
243 the Free Software Foundation; either version 2 of the License, or
244 (at your option) any later version.
246 This program is distributed in the hope that it will be useful,
247 but WITHOUT ANY WARRANTY; without even the implied warranty of
248 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
249 GNU General Public License for more details.
251 You should have received a copy of the GNU General Public License
252 along with this program; if not, write to the Free Software
253 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
257 This file was generated by sim/mips/configure. */
259 #include "sim-main.h"
260 #include "multi-include.h"
266 sim_engine_run (SIM_DESC sd,
269 int signal) /* ignore */
273 if (STATE_ARCHITECTURE (sd) == NULL)
274 mach = bfd_mach_${sim_multi_default};
276 mach = STATE_ARCHITECTURE (SD)->mach;
282 for fc in ${sim_multi_configs}; do
284 # Split up the entry. ${c} contains the first three elements.
285 # Note: outer sqaure brackets are m4 quotes.
286 c=`echo ${fc} | sed ['s/:[^:]*$//']`
287 bfdmachs=`echo ${fc} | sed 's/.*://'`
288 name=`echo ${c} | sed 's/:.*//'`
289 machine=`echo ${c} | sed 's/.*:\(.*\):.*/\1/'`
290 filter=`echo ${c} | sed 's/.*://'`
292 # Build the following lists:
294 # sim_multi_flags: all -M and -F flags used by the simulator
295 # sim_multi_src: all makefile-generated source files
296 # sim_multi_obj: the objects for ${sim_multi_src}
297 # sim_multi_igen_configs: igen configuration strings.
299 # Each entry in ${sim_multi_igen_configs} is a prefix (m32
300 # or m16) followed by the NAME, MACHINE and FILTER part of
301 # the ${sim_multi_configs} entry.
302 sim_multi_flags="${sim_multi_flags} -F ${filter} -M ${machine}"
304 # Check whether mips16 handling is needed.
307 # Run igen twice, once for normal mode and once for mips16.
310 # The top-level function for the mips16 simulator is
311 # in a file m16${name}_run.c, generated by the
312 # tmp-run-multi Makefile rule.
313 sim_multi_src="${sim_multi_src} m16${name}_run.c"
314 sim_multi_obj="${sim_multi_obj} m16${name}_run.o"
315 sim_multi_flags="${sim_multi_flags} -F 16"
322 # Now add the list of igen-generated files to ${sim_multi_src}
323 # and ${sim_multi_obj}.
325 for base in engine icache idecode model semantics support; do
326 sim_multi_src="${sim_multi_src} ${w}${name}_${base}.c"
327 sim_multi_src="${sim_multi_src} ${w}${name}_${base}.h"
328 sim_multi_obj="${sim_multi_obj} ${w}${name}_${base}.o"
330 sim_multi_igen_configs="${sim_multi_igen_configs} ${w}${c}"
333 # Add an include for the engine.h file. This file declares the
334 # top-level foo_engine_run() function.
335 echo "#include \"${w}${name}_engine.h\"" >> multi-include.h
337 # Add case statements for this engine to sim_engine_run().
338 for mach in `echo ${bfdmachs} | sed 's/,/ /g'`; do
339 echo " case bfd_mach_${mach}:" >> multi-run.c
340 if test ${mach} = ${sim_multi_default}; then
341 echo " default:" >> multi-run.c
345 echo " ${w}${name}_engine_run (sd, next_cpu_nr, nr_cpus, signal);" \
347 echo " break;" >> multi-run.c
350 # Check whether we added a 'default:' label.
351 if test ${sim_seen_default} = no; then
352 AC_MSG_ERROR(Error in configure.in: \${sim_multi_configs} doesn't have an entry for \${sim_multi_default})
355 cat << __EOF__ >> multi-run.c
360 mips_mach_multi (SIM_DESC sd)
362 if (STATE_ARCHITECTURE (sd) == NULL)
363 return bfd_mach_${sim_multi_default};
365 switch (STATE_ARCHITECTURE (SD)->mach)
369 # Add case statements for this engine to mips_mach_multi().
370 for fc in ${sim_multi_configs}; do
372 # Split up the entry. ${c} contains the first three elements.
373 # Note: outer sqaure brackets are m4 quotes.
374 c=`echo ${fc} | sed ['s/:[^:]*$//']`
375 bfdmachs=`echo ${fc} | sed 's/.*://'`
377 for mach in `echo ${bfdmachs} | sed 's/,/ /g'`; do
378 echo " case bfd_mach_${mach}:" >> multi-run.c
382 cat << __EOF__ >> multi-run.c
383 return (STATE_ARCHITECTURE (SD)->mach);
385 return bfd_mach_${sim_multi_default};
390 SIM_SUBTARGET="$SIM_SUBTARGET -DMIPS_MACH_MULTI"
393 sim_multi_src=doesnt-exist.c
395 if test x"${sim_mach_default}" = x""; then
396 AC_MSG_ERROR(Error in configure.in: \${sim_mach_default} not defined)
398 SIM_SUBTARGET="$SIM_SUBTARGET -DMIPS_MACH_DEFAULT=bfd_mach_${sim_mach_default}"
400 sim_igen_flags="-F ${sim_igen_filter} ${sim_igen_machine} ${sim_igen_smp}"
401 sim_m16_flags=" -F ${sim_m16_filter} ${sim_m16_machine} ${sim_igen_smp}"
402 AC_SUBST(sim_igen_flags)
403 AC_SUBST(sim_m16_flags)
405 AC_SUBST(sim_multi_flags)
406 AC_SUBST(sim_multi_igen_configs)
407 AC_SUBST(sim_multi_src)
408 AC_SUBST(sim_multi_obj)
412 # Add simulated hardware devices
418 hw_extra_devices="tx3904cpu tx3904irc tx3904tmr tx3904sio"
419 mips_extra_objs="dv-sockser.o"
420 SIM_SUBTARGET="$SIM_SUBTARGET -DTARGET_TX3904=1"
426 SIM_AC_OPTION_HARDWARE($hw_enabled,$hw_devices,$hw_extra_devices)
427 AC_SUBST(mips_extra_objs)
430 # Choose simulator engine
432 *) mips_igen_engine="engine.o"
435 AC_SUBST(mips_igen_engine)
440 AC_SUBST(mips_extra_libs)
442 AC_CHECK_HEADERS(string.h strings.h stdlib.h stdlib.h)
443 AC_CHECK_LIB(m, fabs)
444 AC_CHECK_FUNCS(aint anint sqrt)