1 dnl Process this file with autoconf to produce a configure script.
4 sinclude(../common/acinclude.m4)
8 dnl Options available in this module
10 SIM_AC_OPTION_ALIGNMENT(NONSTRICT_ALIGNMENT)
11 SIM_AC_OPTION_HOSTENDIAN
12 SIM_AC_OPTION_WARNINGS
13 SIM_AC_OPTION_RESERVED_BITS(1)
17 # Instead of defining a `subtarget' macro, code should be checking
18 # the value of {STATE,CPU}_ARCHITECTURE to identify the architecture
22 mips64vr*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1" ;;
23 mips*tx39*) SIM_SUBTARGET="-DSUBTARGET_R3900=1";;
24 mips*-sde-elf*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";;
25 mipsisa32*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";;
26 mipsisa64*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";;
29 AC_SUBST(SIM_SUBTARGET)
34 # Select the byte order of the target
39 mips64el*-*-*) mips_endian=LITTLE_ENDIAN ;;
40 mips64vr*el-*-*) default_endian=LITTLE_ENDIAN ;;
41 mips64*-*-*) default_endian=BIG_ENDIAN ;;
42 mips16*-*-*) default_endian=BIG_ENDIAN ;;
43 mipsisa32*-*-*) default_endian=BIG_ENDIAN ;;
44 mipsisa64*-*-*) default_endian=BIG_ENDIAN ;;
45 mips*-*-*) default_endian=BIG_ENDIAN ;;
46 *) default_endian=BIG_ENDIAN ;;
48 SIM_AC_OPTION_ENDIAN($mips_endian,$default_endian)
53 # Select the bitsize of the target
57 mips*-sde-elf*) mips_bitsize=64 ; mips_msb=63 ;;
58 mips64*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
59 mips16*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
60 mipsisa32*-*-*) mips_bitsize=32 ; mips_msb=31 ;;
61 mipsisa64*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
62 mips*-*-*) mips_bitsize=32 ; mips_msb=31 ;;
63 *) mips_bitsize=64 ; mips_msb=63 ;;
65 SIM_AC_OPTION_BITSIZE($mips_bitsize,$mips_msb,$mips_addr_bitsize)
70 # Select the floating hardware support of the target
72 mips_fpu=HARDWARE_FLOATING_POINT
75 mips*tx39*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=32 ;;
76 mips*-sde-elf*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;;
77 mips64*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
78 mips16*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
79 mipsisa32*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;;
80 mipsisa64*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;;
81 mips*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=32 ;;
82 *) mips_fpu=HARD_FLOATING_POINT ;;
84 SIM_AC_OPTION_FLOAT($mips_fpu,$mips_fpu_bitsize)
89 # Select the level of SMP support
94 SIM_AC_OPTION_SMP($mips_smp)
99 # Select the IGEN architecture
102 sim_igen_machine="-M mipsIV"
103 sim_m16_machine="-M mips16,mipsIII"
104 sim_igen_filter="32,64,f"
106 sim_mach_default="mips8000"
109 mips*tx39*) sim_gen=IGEN
110 sim_igen_filter="32,f"
111 sim_igen_machine="-M r3900"
113 mips64vr43*-*-*) sim_gen=IGEN
114 sim_igen_machine="-M mipsIV"
115 sim_mach_default="mips8000"
117 mips64vr5*-*-*) sim_gen=IGEN
118 sim_igen_machine="-M vr5000"
119 sim_mach_default="mips5000"
121 mips64vr41*) sim_gen=M16
122 sim_igen_machine="-M vr4100"
123 sim_m16_machine="-M vr4100"
124 sim_igen_filter="32,64,f"
126 sim_mach_default="mips4100"
128 mips64vr-*-* | mips64vrel-*-*)
131 vr4100:mipsIII,mips16,vr4100:32,64:mips4100,mips4111\
132 vr4120:mipsIII,mips16,vr4120:32,64:mips4120\
133 vr5000:mipsIV:32,64,f:mips4300,mips5000\
134 vr5400:mipsIV,vr5400:32,64,f:mips5400\
135 vr5500:mipsIV,vr5500:32,64,f:mips5500"
136 sim_multi_default=mips5000
138 mips*-sde-elf*) sim_gen=M16
139 sim_igen_machine="-M mips64r2,mips3d,mips16,mips16e,mdmx,dsp,dsp2,smartmips"
140 sim_m16_machine="-M mips16,mips16e,mips64r2"
141 sim_igen_filter="32,64,f"
142 sim_mach_default="mipsisa64r2"
144 mips64*-*-*) sim_igen_filter="32,64,f"
147 mips16*-*-*) sim_gen=M16
148 sim_igen_filter="32,64,f"
151 mipsisa32r2*-*-*) sim_gen=M16
152 sim_igen_machine="-M mips32r2,mips16,mips16e,mdmx,dsp,dsp2,smartmips"
153 sim_m16_machine="-M mips16,mips16e,mips32r2"
154 sim_igen_filter="32,f"
155 sim_mach_default="mipsisa32r2"
157 mipsisa32*-*-*) sim_gen=M16
158 sim_igen_machine="-M mips32,mips16,mips16e,smartmips"
159 sim_m16_machine="-M mips16,mips16e,mips32"
160 sim_igen_filter="32,f"
161 sim_mach_default="mipsisa32"
163 mipsisa64r2*-*-*) sim_gen=M16
164 sim_igen_machine="-M mips64r2,mips3d,mips16,mips16e,mdmx,dsp,dsp2"
165 sim_m16_machine="-M mips16,mips16e,mips64r2"
166 sim_igen_filter="32,64,f"
167 sim_mach_default="mipsisa64r2"
169 mipsisa64sb1*-*-*) sim_gen=IGEN
170 sim_igen_machine="-M mips64,mips3d,sb1"
171 sim_igen_filter="32,64,f"
172 sim_mach_default="mips_sb1"
174 mipsisa64*-*-*) sim_gen=M16
175 sim_igen_machine="-M mips64,mips3d,mips16,mips16e,mdmx"
176 sim_m16_machine="-M mips16,mips16e,mips64"
177 sim_igen_filter="32,64,f"
178 sim_mach_default="mipsisa64"
180 mips*lsi*) sim_gen=M16
181 sim_igen_machine="-M mipsIII,mips16"
182 sim_m16_machine="-M mips16,mipsIII"
183 sim_igen_filter="32,f"
185 sim_mach_default="mips4000"
187 mips*-*-*) sim_gen=IGEN
188 sim_igen_filter="32,f"
192 # The MULTI generator can combine several simulation engines into one.
193 # executable. A configuration which uses the MULTI should set two
194 # variables: ${sim_multi_configs} and ${sim_multi_default}.
196 # ${sim_multi_configs} is the list of engines to build. Each
197 # space-separated entry has the form NAME:MACHINE:FILTER:BFDMACHS,
200 # - NAME is a C-compatible prefix for the engine,
201 # - MACHINE is a -M argument,
202 # - FILTER is a -F argument, and
203 # - BFDMACHS is a comma-separated list of bfd machines that the
206 # Each entry will have a separate simulation engine whose prefix is
207 # m32<NAME>. If the machine list includes "mips16", there will also
208 # be a mips16 engine, prefix m16<NAME>. The mips16 engine will be
209 # generated using the same machine list as the 32-bit version,
210 # but the filter will be "16" instead of FILTER.
212 # The simulator compares the bfd mach against BFDMACHS to decide
213 # which engine to use. Entries in BFDMACHS should be bfd_mach
214 # values with "bfd_mach_" removed. ${sim_multi_default} says
215 # which entry should be the default.
216 if test ${sim_gen} = MULTI; then
218 # Simple sanity check.
219 if test -z "${sim_multi_configs}" || test -z "${sim_multi_default}"; then
220 AC_MSG_ERROR(Error in configure.in: MULTI simulator not set up correctly)
223 # Start in a known state.
224 rm -f multi-include.h multi-run.c
227 sim_multi_obj=multi-run.o
228 sim_multi_igen_configs=
231 cat << __EOF__ > multi-run.c
232 /* Main entry point for MULTI simulators.
233 Copyright (C) 2003, 2007, 2010, 2012 Free Software Foundation, Inc.
235 This program is free software; you can redistribute it and/or modify
236 it under the terms of the GNU General Public License as published by
237 the Free Software Foundation; either version 3 of the License, or
238 (at your option) any later version.
240 This program is distributed in the hope that it will be useful,
241 but WITHOUT ANY WARRANTY; without even the implied warranty of
242 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
243 GNU General Public License for more details.
245 You should have received a copy of the GNU General Public License
246 along with this program. If not, see <http://www.gnu.org/licenses/>.
250 This file was generated by sim/mips/configure. */
252 #include "sim-main.h"
253 #include "multi-include.h"
259 sim_engine_run (SIM_DESC sd,
262 int signal) /* ignore */
266 if (STATE_ARCHITECTURE (sd) == NULL)
267 mach = bfd_mach_${sim_multi_default};
269 mach = STATE_ARCHITECTURE (SD)->mach;
275 for fc in ${sim_multi_configs}; do
277 # Split up the entry. ${c} contains the first three elements.
278 # Note: outer sqaure brackets are m4 quotes.
279 c=`echo ${fc} | sed ['s/:[^:]*$//']`
280 bfdmachs=`echo ${fc} | sed 's/.*://'`
281 name=`echo ${c} | sed 's/:.*//'`
282 machine=`echo ${c} | sed 's/.*:\(.*\):.*/\1/'`
283 filter=`echo ${c} | sed 's/.*://'`
285 # Build the following lists:
287 # sim_multi_flags: all -M and -F flags used by the simulator
288 # sim_multi_src: all makefile-generated source files
289 # sim_multi_obj: the objects for ${sim_multi_src}
290 # sim_multi_igen_configs: igen configuration strings.
292 # Each entry in ${sim_multi_igen_configs} is a prefix (m32
293 # or m16) followed by the NAME, MACHINE and FILTER part of
294 # the ${sim_multi_configs} entry.
295 sim_multi_flags="${sim_multi_flags} -F ${filter} -M ${machine}"
297 # Check whether mips16 handling is needed.
300 # Run igen twice, once for normal mode and once for mips16.
303 # The top-level function for the mips16 simulator is
304 # in a file m16${name}_run.c, generated by the
305 # tmp-run-multi Makefile rule.
306 sim_multi_src="${sim_multi_src} m16${name}_run.c"
307 sim_multi_obj="${sim_multi_obj} m16${name}_run.o"
308 sim_multi_flags="${sim_multi_flags} -F 16"
315 # Now add the list of igen-generated files to ${sim_multi_src}
316 # and ${sim_multi_obj}.
318 for base in engine icache idecode model semantics support; do
319 sim_multi_src="${sim_multi_src} ${w}${name}_${base}.c"
320 sim_multi_src="${sim_multi_src} ${w}${name}_${base}.h"
321 sim_multi_obj="${sim_multi_obj} ${w}${name}_${base}.o"
323 sim_multi_igen_configs="${sim_multi_igen_configs} ${w}${c}"
326 # Add an include for the engine.h file. This file declares the
327 # top-level foo_engine_run() function.
328 echo "#include \"${w}${name}_engine.h\"" >> multi-include.h
330 # Add case statements for this engine to sim_engine_run().
331 for mach in `echo ${bfdmachs} | sed 's/,/ /g'`; do
332 echo " case bfd_mach_${mach}:" >> multi-run.c
333 if test ${mach} = ${sim_multi_default}; then
334 echo " default:" >> multi-run.c
338 echo " ${w}${name}_engine_run (sd, next_cpu_nr, nr_cpus, signal);" \
340 echo " break;" >> multi-run.c
343 # Check whether we added a 'default:' label.
344 if test ${sim_seen_default} = no; then
345 AC_MSG_ERROR(Error in configure.in: \${sim_multi_configs} doesn't have an entry for \${sim_multi_default})
348 cat << __EOF__ >> multi-run.c
353 mips_mach_multi (SIM_DESC sd)
355 if (STATE_ARCHITECTURE (sd) == NULL)
356 return bfd_mach_${sim_multi_default};
358 switch (STATE_ARCHITECTURE (SD)->mach)
362 # Add case statements for this engine to mips_mach_multi().
363 for fc in ${sim_multi_configs}; do
365 # Split up the entry. ${c} contains the first three elements.
366 # Note: outer sqaure brackets are m4 quotes.
367 c=`echo ${fc} | sed ['s/:[^:]*$//']`
368 bfdmachs=`echo ${fc} | sed 's/.*://'`
370 for mach in `echo ${bfdmachs} | sed 's/,/ /g'`; do
371 echo " case bfd_mach_${mach}:" >> multi-run.c
375 cat << __EOF__ >> multi-run.c
376 return (STATE_ARCHITECTURE (SD)->mach);
378 return bfd_mach_${sim_multi_default};
383 SIM_SUBTARGET="$SIM_SUBTARGET -DMIPS_MACH_MULTI"
386 sim_multi_src=doesnt-exist.c
388 if test x"${sim_mach_default}" = x""; then
389 AC_MSG_ERROR(Error in configure.in: \${sim_mach_default} not defined)
391 SIM_SUBTARGET="$SIM_SUBTARGET -DMIPS_MACH_DEFAULT=bfd_mach_${sim_mach_default}"
393 sim_igen_flags="-F ${sim_igen_filter} ${sim_igen_machine} ${sim_igen_smp}"
394 sim_m16_flags=" -F ${sim_m16_filter} ${sim_m16_machine} ${sim_igen_smp}"
395 AC_SUBST(sim_igen_flags)
396 AC_SUBST(sim_m16_flags)
398 AC_SUBST(sim_multi_flags)
399 AC_SUBST(sim_multi_igen_configs)
400 AC_SUBST(sim_multi_src)
401 AC_SUBST(sim_multi_obj)
405 # Add simulated hardware devices
411 hw_extra_devices="tx3904cpu tx3904irc tx3904tmr tx3904sio"
412 SIM_SUBTARGET="$SIM_SUBTARGET -DTARGET_TX3904=1"
417 SIM_AC_OPTION_HARDWARE($hw_enabled,$hw_devices,$hw_extra_devices)
418 mips_extra_objs="dv-sockser.o"
419 AC_SUBST(mips_extra_objs)
422 # Choose simulator engine
424 *) mips_igen_engine="engine.o"
427 AC_SUBST(mips_igen_engine)
432 AC_SUBST(mips_extra_libs)
434 AC_CHECK_HEADERS(string.h strings.h stdlib.h stdlib.h)
435 AC_CHECK_LIB(m, fabs)
436 AC_CHECK_FUNCS(aint anint sqrt)