1dnl Process this file with autoconf to produce a configure script. 2AC_PREREQ(2.59)dnl 3AC_INIT(Makefile.in) 4AC_CONFIG_HEADER(config.h:config.in) 5 6sinclude(../common/aclocal.m4) 7 8# Bugs in autoconf 2.59 break the call to SIM_AC_COMMON, hack around 9# it by inlining the macro's contents. 10sinclude(../common/common.m4) 11 12dnl Options available in this module 13SIM_AC_OPTION_INLINE() 14SIM_AC_OPTION_ALIGNMENT(NONSTRICT_ALIGNMENT) 15SIM_AC_OPTION_HOSTENDIAN 16SIM_AC_OPTION_WARNINGS 17SIM_AC_OPTION_RESERVED_BITS(1) 18 19# DEPRECATED 20# 21# Instead of defining a `subtarget' macro, code should be checking 22# the value of {STATE,CPU}_ARCHITECTURE to identify the architecture 23# in question. 24# 25case "${target}" in 26 mips64vr*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1" ;; 27 mips*tx39*) SIM_SUBTARGET="-DSUBTARGET_R3900=1";; 28 mips*-sde-elf*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";; 29 mipsisa32*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";; 30 mipsisa64*-*-*) SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";; 31 *) SIM_SUBTARGET="";; 32esac 33AC_SUBST(SIM_SUBTARGET) 34 35 36 37# 38# Select the byte order of the target 39# 40mips_endian= 41default_endian= 42case "${target}" in 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 ;; 51esac 52SIM_AC_OPTION_ENDIAN($mips_endian,$default_endian) 53 54 55 56# 57# Select the bitsize of the target 58# 59mips_addr_bitsize= 60case "${target}" in 61 mips*-sde-elf*) mips_bitsize=64 ; mips_msb=63 ;; 62 mips64*-*-*) mips_bitsize=64 ; mips_msb=63 ;; 63 mips16*-*-*) mips_bitsize=64 ; mips_msb=63 ;; 64 mipsisa32*-*-*) mips_bitsize=32 ; mips_msb=31 ;; 65 mipsisa64*-*-*) mips_bitsize=64 ; mips_msb=63 ;; 66 mips*-*-*) mips_bitsize=32 ; mips_msb=31 ;; 67 *) mips_bitsize=64 ; mips_msb=63 ;; 68esac 69SIM_AC_OPTION_BITSIZE($mips_bitsize,$mips_msb,$mips_addr_bitsize) 70 71 72 73# 74# Select the floating hardware support of the target 75# 76mips_fpu=HARDWARE_FLOATING_POINT 77mips_fpu_bitsize= 78case "${target}" in 79 mips*tx39*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=32 ;; 80 mips*-sde-elf*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;; 81 mips64*-*-*) mips_fpu=HARD_FLOATING_POINT ;; 82 mips16*-*-*) mips_fpu=HARD_FLOATING_POINT ;; 83 mipsisa32*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;; 84 mipsisa64*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;; 85 mips*-*-*) mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=32 ;; 86 *) mips_fpu=HARD_FLOATING_POINT ;; 87esac 88SIM_AC_OPTION_FLOAT($mips_fpu,$mips_fpu_bitsize) 89 90 91 92# 93# Select the level of SMP support 94# 95case "${target}" in 96 *) mips_smp=0 ;; 97esac 98SIM_AC_OPTION_SMP($mips_smp) 99 100 101 102# 103# Select the IGEN architecture 104# 105sim_gen=IGEN 106sim_igen_machine="-M mipsIV" 107sim_m16_machine="-M mips16,mipsIII" 108sim_igen_filter="32,64,f" 109sim_m16_filter="16" 110sim_mach_default="mips8000" 111 112case "${target}" in 113 mips*tx39*) sim_gen=IGEN 114 sim_igen_filter="32,f" 115 sim_igen_machine="-M r3900" 116 ;; 117 mips64vr43*-*-*) sim_gen=IGEN 118 sim_igen_machine="-M mipsIV" 119 sim_mach_default="mips8000" 120 ;; 121 mips64vr5*-*-*) sim_gen=IGEN 122 sim_igen_machine="-M vr5000" 123 sim_mach_default="mips5000" 124 ;; 125 mips64vr41*) sim_gen=M16 126 sim_igen_machine="-M vr4100" 127 sim_m16_machine="-M vr4100" 128 sim_igen_filter="32,64,f" 129 sim_m16_filter="16" 130 sim_mach_default="mips4100" 131 ;; 132 mips64vr-*-* | mips64vrel-*-*) 133 sim_gen=MULTI 134 sim_multi_configs="\ 135 vr4100:mipsIII,mips16,vr4100:32,64:mips4100,mips4111\ 136 vr4120:mipsIII,mips16,vr4120:32,64:mips4120\ 137 vr5000:mipsIV:32,64,f:mips4300,mips5000\ 138 vr5400:mipsIV,vr5400:32,64,f:mips5400\ 139 vr5500:mipsIV,vr5500:32,64,f:mips5500" 140 sim_multi_default=mips5000 141 ;; 142 mips*-sde-elf*) sim_gen=M16 143 sim_igen_machine="-M mips64r2,mips3d,mips16,mips16e,mdmx,dsp,dsp2,smartmips" 144 sim_m16_machine="-M mips16,mips16e,mips64r2" 145 sim_igen_filter="32,64,f" 146 sim_mach_default="mipsisa64r2" 147 ;; 148 mips64*-*-*) sim_igen_filter="32,64,f" 149 sim_gen=IGEN 150 ;; 151 mips16*-*-*) sim_gen=M16 152 sim_igen_filter="32,64,f" 153 sim_m16_filter="16" 154 ;; 155 mipsisa32r2*-*-*) sim_gen=M16 156 sim_igen_machine="-M mips32r2,mips16,mips16e,mdmx,dsp,dsp2,smartmips" 157 sim_m16_machine="-M mips16,mips16e,mips32r2" 158 sim_igen_filter="32,f" 159 sim_mach_default="mipsisa32r2" 160 ;; 161 mipsisa32*-*-*) sim_gen=M16 162 sim_igen_machine="-M mips32,mips16,mips16e,smartmips" 163 sim_m16_machine="-M mips16,mips16e,mips32" 164 sim_igen_filter="32,f" 165 sim_mach_default="mipsisa32" 166 ;; 167 mipsisa64r2*-*-*) sim_gen=M16 168 sim_igen_machine="-M mips64r2,mips3d,mips16,mips16e,mdmx,dsp,dsp2" 169 sim_m16_machine="-M mips16,mips16e,mips64r2" 170 sim_igen_filter="32,64,f" 171 sim_mach_default="mipsisa64r2" 172 ;; 173 mipsisa64sb1*-*-*) sim_gen=IGEN 174 sim_igen_machine="-M mips64,mips3d,sb1" 175 sim_igen_filter="32,64,f" 176 sim_mach_default="mips_sb1" 177 ;; 178 mipsisa64*-*-*) sim_gen=M16 179 sim_igen_machine="-M mips64,mips3d,mips16,mips16e,mdmx" 180 sim_m16_machine="-M mips16,mips16e,mips64" 181 sim_igen_filter="32,64,f" 182 sim_mach_default="mipsisa64" 183 ;; 184 mips*lsi*) sim_gen=M16 185 sim_igen_machine="-M mipsIII,mips16" 186 sim_m16_machine="-M mips16,mipsIII" 187 sim_igen_filter="32,f" 188 sim_m16_filter="16" 189 sim_mach_default="mips4000" 190 ;; 191 mips*-*-*) sim_gen=IGEN 192 sim_igen_filter="32,f" 193 ;; 194esac 195 196# The MULTI generator can combine several simulation engines into one. 197# executable. A configuration which uses the MULTI should set two 198# variables: ${sim_multi_configs} and ${sim_multi_default}. 199# 200# ${sim_multi_configs} is the list of engines to build. Each 201# space-separated entry has the form NAME:MACHINE:FILTER:BFDMACHS, 202# where: 203# 204# - NAME is a C-compatible prefix for the engine, 205# - MACHINE is a -M argument, 206# - FILTER is a -F argument, and 207# - BFDMACHS is a comma-separated list of bfd machines that the 208# simulator can run. 209# 210# Each entry will have a separate simulation engine whose prefix is 211# m32<NAME>. If the machine list includes "mips16", there will also 212# be a mips16 engine, prefix m16<NAME>. The mips16 engine will be 213# generated using the same machine list as the 32-bit version, 214# but the filter will be "16" instead of FILTER. 215# 216# The simulator compares the bfd mach against BFDMACHS to decide 217# which engine to use. Entries in BFDMACHS should be bfd_mach 218# values with "bfd_mach_" removed. ${sim_multi_default} says 219# which entry should be the default. 220if test ${sim_gen} = MULTI; then 221 222 # Simple sanity check. 223 if test -z "${sim_multi_configs}" || test -z "${sim_multi_default}"; then 224 AC_MSG_ERROR(Error in configure.in: MULTI simulator not set up correctly) 225 fi 226 227 # Start in a known state. 228 rm -f multi-include.h multi-run.c 229 sim_multi_flags= 230 sim_multi_src= 231 sim_multi_obj=multi-run.o 232 sim_multi_igen_configs= 233 sim_seen_default=no 234 235 cat << __EOF__ > multi-run.c 236/* Main entry point for MULTI simulators. 237 Copyright (C) 2003, 2007 Free Software Foundation, Inc. 238 239 This program is free software; you can redistribute it and/or modify 240 it under the terms of the GNU General Public License as published by 241 the Free Software Foundation; either version 3 of the License, or 242 (at your option) any later version. 243 244 This program is distributed in the hope that it will be useful, 245 but WITHOUT ANY WARRANTY; without even the implied warranty of 246 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 247 GNU General Public License for more details. 248 249 You should have received a copy of the GNU General Public License 250 along with this program. If not, see <http://www.gnu.org/licenses/>. 251 252 -- 253 254 This file was generated by sim/mips/configure. */ 255 256#include "sim-main.h" 257#include "multi-include.h" 258 259#define SD sd 260#define CPU cpu 261 262void 263sim_engine_run (SIM_DESC sd, 264 int next_cpu_nr, 265 int nr_cpus, 266 int signal) /* ignore */ 267{ 268 int mach; 269 270 if (STATE_ARCHITECTURE (sd) == NULL) 271 mach = bfd_mach_${sim_multi_default}; 272 else 273 mach = STATE_ARCHITECTURE (SD)->mach; 274 275 switch (mach) 276 { 277__EOF__ 278 279 for fc in ${sim_multi_configs}; do 280 281 # Split up the entry. ${c} contains the first three elements. 282 # Note: outer sqaure brackets are m4 quotes. 283 c=`echo ${fc} | sed ['s/:[^:]*$//']` 284 bfdmachs=`echo ${fc} | sed 's/.*://'` 285 name=`echo ${c} | sed 's/:.*//'` 286 machine=`echo ${c} | sed 's/.*:\(.*\):.*/\1/'` 287 filter=`echo ${c} | sed 's/.*://'` 288 289 # Build the following lists: 290 # 291 # sim_multi_flags: all -M and -F flags used by the simulator 292 # sim_multi_src: all makefile-generated source files 293 # sim_multi_obj: the objects for ${sim_multi_src} 294 # sim_multi_igen_configs: igen configuration strings. 295 # 296 # Each entry in ${sim_multi_igen_configs} is a prefix (m32 297 # or m16) followed by the NAME, MACHINE and FILTER part of 298 # the ${sim_multi_configs} entry. 299 sim_multi_flags="${sim_multi_flags} -F ${filter} -M ${machine}" 300 301 # Check whether mips16 handling is needed. 302 case ${c} in 303 *:*mips16*:*) 304 # Run igen twice, once for normal mode and once for mips16. 305 ws="m32 m16" 306 307 # The top-level function for the mips16 simulator is 308 # in a file m16${name}_run.c, generated by the 309 # tmp-run-multi Makefile rule. 310 sim_multi_src="${sim_multi_src} m16${name}_run.c" 311 sim_multi_obj="${sim_multi_obj} m16${name}_run.o" 312 sim_multi_flags="${sim_multi_flags} -F 16" 313 ;; 314 *) 315 ws=m32 316 ;; 317 esac 318 319 # Now add the list of igen-generated files to ${sim_multi_src} 320 # and ${sim_multi_obj}. 321 for w in ${ws}; do 322 for base in engine icache idecode model semantics support; do 323 sim_multi_src="${sim_multi_src} ${w}${name}_${base}.c" 324 sim_multi_src="${sim_multi_src} ${w}${name}_${base}.h" 325 sim_multi_obj="${sim_multi_obj} ${w}${name}_${base}.o" 326 done 327 sim_multi_igen_configs="${sim_multi_igen_configs} ${w}${c}" 328 done 329 330 # Add an include for the engine.h file. This file declares the 331 # top-level foo_engine_run() function. 332 echo "#include \"${w}${name}_engine.h\"" >> multi-include.h 333 334 # Add case statements for this engine to sim_engine_run(). 335 for mach in `echo ${bfdmachs} | sed 's/,/ /g'`; do 336 echo " case bfd_mach_${mach}:" >> multi-run.c 337 if test ${mach} = ${sim_multi_default}; then 338 echo " default:" >> multi-run.c 339 sim_seen_default=yes 340 fi 341 done 342 echo " ${w}${name}_engine_run (sd, next_cpu_nr, nr_cpus, signal);" \ 343 >> multi-run.c 344 echo " break;" >> multi-run.c 345 done 346 347 # Check whether we added a 'default:' label. 348 if test ${sim_seen_default} = no; then 349 AC_MSG_ERROR(Error in configure.in: \${sim_multi_configs} doesn't have an entry for \${sim_multi_default}) 350 fi 351 352 cat << __EOF__ >> multi-run.c 353 } 354} 355 356int 357mips_mach_multi (SIM_DESC sd) 358{ 359 if (STATE_ARCHITECTURE (sd) == NULL) 360 return bfd_mach_${sim_multi_default}; 361 362 switch (STATE_ARCHITECTURE (SD)->mach) 363 { 364__EOF__ 365 366 # Add case statements for this engine to mips_mach_multi(). 367 for fc in ${sim_multi_configs}; do 368 369 # Split up the entry. ${c} contains the first three elements. 370 # Note: outer sqaure brackets are m4 quotes. 371 c=`echo ${fc} | sed ['s/:[^:]*$//']` 372 bfdmachs=`echo ${fc} | sed 's/.*://'` 373 374 for mach in `echo ${bfdmachs} | sed 's/,/ /g'`; do 375 echo " case bfd_mach_${mach}:" >> multi-run.c 376 done 377 done 378 379 cat << __EOF__ >> multi-run.c 380 return (STATE_ARCHITECTURE (SD)->mach); 381 default: 382 return bfd_mach_${sim_multi_default}; 383 } 384} 385__EOF__ 386 387 SIM_SUBTARGET="$SIM_SUBTARGET -DMIPS_MACH_MULTI" 388else 389 # For clean-extra 390 sim_multi_src=doesnt-exist.c 391 392 if test x"${sim_mach_default}" = x""; then 393 AC_MSG_ERROR(Error in configure.in: \${sim_mach_default} not defined) 394 fi 395 SIM_SUBTARGET="$SIM_SUBTARGET -DMIPS_MACH_DEFAULT=bfd_mach_${sim_mach_default}" 396fi 397sim_igen_flags="-F ${sim_igen_filter} ${sim_igen_machine} ${sim_igen_smp}" 398sim_m16_flags=" -F ${sim_m16_filter} ${sim_m16_machine} ${sim_igen_smp}" 399AC_SUBST(sim_igen_flags) 400AC_SUBST(sim_m16_flags) 401AC_SUBST(sim_gen) 402AC_SUBST(sim_multi_flags) 403AC_SUBST(sim_multi_igen_configs) 404AC_SUBST(sim_multi_src) 405AC_SUBST(sim_multi_obj) 406 407 408# 409# Add simulated hardware devices 410# 411hw_enabled=no 412case "${target}" in 413 mips*tx39*) 414 hw_enabled=yes 415 hw_extra_devices="tx3904cpu tx3904irc tx3904tmr tx3904sio" 416 mips_extra_objs="dv-sockser.o" 417 SIM_SUBTARGET="$SIM_SUBTARGET -DTARGET_TX3904=1" 418 ;; 419 *) 420 mips_extra_objs="" 421 ;; 422esac 423SIM_AC_OPTION_HARDWARE($hw_enabled,$hw_devices,$hw_extra_devices) 424AC_SUBST(mips_extra_objs) 425 426 427# Choose simulator engine 428case "${target}" in 429 *) mips_igen_engine="engine.o" 430 ;; 431esac 432AC_SUBST(mips_igen_engine) 433 434 435AC_PATH_X 436mips_extra_libs="" 437AC_SUBST(mips_extra_libs) 438 439AC_CHECK_HEADERS(string.h strings.h stdlib.h stdlib.h) 440AC_CHECK_LIB(m, fabs) 441AC_CHECK_FUNCS(aint anint sqrt) 442 443SIM_AC_OUTPUT 444