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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [mklibgcc.in] - Blame information for rev 193

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1 38 julius
#!/bin/sh
2
# Construct makefile for libgcc.
3
#   Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006
4
#   Free Software Foundation, Inc.
5
#
6
# This file is part of GCC.
7
 
8
# Arguments, taken from the environment, since there are a lot
9
# of them, and positional args becomes quite ugly.
10
#
11
# objext
12
# LIB1ASMFUNCS
13
# LIB2FUNCS_ST
14
# LIB2FUNCS_EXCLUDE
15
# LIBGCOV
16
# LIB2ADD
17
# LIB2ADD_ST
18
# LIB2ADDEH
19
# LIB2ADDEHSTATIC
20
# LIB2ADDEHSHARED
21
# LIB2ADDEHDEP
22
# LIBUNWIND
23
# LIBUNWINDDEP
24
# SHLIBUNWIND_LINK
25
# SHLIBUNWIND_INSTALL
26
# FPBIT
27
# FPBIT_FUNCS
28
# LIB2_DIVMOD_FUNCS
29
# LIB2_SIDITI_CONV_FUNCS
30
# DFP_ENABLE
31
# DFP_CFLAGS
32
# DPBIT
33
# DPBIT_FUNCS
34
# TPBIT
35
# TPBIT_FUNCS
36
# D32PBIT
37
# D32PBIT_FUNCS
38
# D64PBIT
39
# D64PBIT_FUNCS
40
# D128PBIT
41
# D128PBIT_FUNCS
42
# LIBGCC
43
# MULTILIBS
44
# EXTRA_MULTILIB_PARTS
45
# SHLIB_EXT
46
# SHLIB_LINK
47
# SHLIB_MKMAP
48
# SHLIB_MKMAP_OPTS
49
# SHLIB_MAPFILES
50
# SHLIB_NM_FLAGS
51
# SHLIB_INSTALL
52
# MULTILIB_OSDIRNAMES
53
# ASM_HIDDEN_OP
54
# GCC_FOR_TARGET
55
 
56
# Make needs VPATH to be literal.
57
echo 'srcdir = @srcdir@'
58
echo 'VPATH = @srcdir@'
59
echo 'EQ = ='
60
echo 'objects = $(filter %'$objext',$^)'
61
echo
62
echo '# Dependencies are accumulated as we go.'
63
echo 'all: stmp-dirs'
64
echo 'dirs = libgcc'
65
echo
66
 
67
# Library members defined in libgcc2.c.
68
 
69
# The floating-point conversion routines that involve a single-word integer.
70
# XX stands for the integer mode.
71
swfloatfuncs=
72
for mode in sf df xf; do
73
  swfloatfuncs="$swfloatfuncs _fixuns${mode}XX"
74
done
75
 
76
# Likewise double-word routines.
77
dwfloatfuncs=
78
for mode in sf df xf tf; do
79
  dwfloatfuncs="$dwfloatfuncs _fix${mode}XX _fixuns${mode}XX"
80
  dwfloatfuncs="$dwfloatfuncs _floatXX${mode} _floatunXX${mode}"
81
done
82
 
83
# Entries of the form :: indicate that libgcc2.c
84
# should be compiled with L defined and with LIBGCC2_UNITS_PER_WORD
85
# set to .   is the name of the associated object file
86
 
87
lib2funcs='_muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3
88
        _cmpdi2 _ucmpdi2 _clear_cache
89
        _enable_execute_stack _trampoline __main _absvsi2 _absvdi2 _addvsi3
90
        _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2 _ctors
91
        _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 _ctzsi2 _ctzdi2 _popcount_tab
92
        _popcountsi2 _popcountdi2 _paritysi2 _paritydi2 _powisf2 _powidf2
93
        _powixf2 _powitf2 _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3
94
        _divxc3 _divtc3'
95
 
96
if [ "$LIB2_SIDITI_CONV_FUNCS" ]; then
97
  for func in $swfloatfuncs; do
98
    sifunc=`echo $func | sed -e 's/XX/si/'`
99
    lib2funcs="$lib2funcs $sifunc:$sifunc:4"
100
  done
101
  for func in $dwfloatfuncs; do
102
    difunc=`echo $func | sed -e 's/XX/di/'`
103
    tifunc=`echo $func | sed -e 's/XX/ti/'`
104
    lib2funcs="$lib2funcs $difunc:$difunc:4 $tifunc:$difunc:8"
105
  done
106
else
107
  lib2funcs="$lib2funcs `echo $swfloatfuncs | sed -e 's/XX/si/g'`"
108
  lib2funcs="$lib2funcs `echo $dwfloatfuncs | sed -e 's/XX/di/g'`"
109
fi
110
 
111
# Disable SHLIB_LINK if shared libgcc not enabled.
112
if [ "@enable_shared@" = "no" ]; then
113
  SHLIB_LINK=""
114
fi
115
 
116
# Build lines.
117
 
118
gcc_compile='$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(INCLUDES)'
119
gcc_s_compile="$gcc_compile -DSHARED"
120
make_compile='$(MAKE) GCC_FOR_TARGET="$(GCC_FOR_TARGET)" \
121
          AR_FOR_TARGET="$(AR_FOR_TARGET)" \
122
          AR_CREATE_FOR_TARGET="$(AR_CREATE_FOR_TARGET)" \
123
          AR_EXTRACT_FOR_TARGET="$(AR_EXTRACT_FOR_TARGET)" \
124
          AR_FLAGS_FOR_TARGET="$(AR_FLAGS_FOR_TARGET)" \
125
          CC="$(CC)" CFLAGS="$(CFLAGS)" \
126
          BUILD_PREFIX="$(BUILD_PREFIX)" \
127
          BUILD_PREFIX_1="$(BUILD_PREFIX_1)" \
128
          LANGUAGES="$(LANGUAGES)"'
129
 
130
# Generic dependencies for libgcc
131
libgcc_dep='$(CONFIG_H) coretypes.h $(TM_H) $(MACHMODE_H) longlong.h config.status stmp-int-hdrs tsystem.h'
132
 
133
# Dependencies for libgcc2.c
134
libgcc2_c_dep='stmp-dirs $(srcdir)/libgcc2.c $(srcdir)/libgcc2.h gbl-ctors.h'" $libgcc_dep"
135
 
136
# Dependencies for libgcov.c
137
libgcov_c_dep='stmp-dirs $(srcdir)/libgcov.c $(srcdir)/gcov-io.h $(srcdir)/gcov-io.c gcov-iov.h'" $libgcc_dep"
138
 
139
# Dependencies for fp-bit.c
140
fpbit_c_dep='stmp-dirs config.status tsystem.h'
141
 
142
# Dependencies for decnumber and friends.  This is an overzealous set,
143
# but at least we can be sure to recompile if anything gets modified.
144
decnumber_dep='stmp-dirs $(srcdir)/../libdecnumber/decContext.h $(srcdir)/../libdecnumber/decNumber.h
145
        $(srcdir)/../libdecnumber/decNumberLocal.h $(srcdir)/../libdecnumber/decimal32.h $(srcdir)/../libdecnumber/decimal64.h
146
        $(srcdir)/../libdecnumber/decimal128.h $(srcdir)/../libdecnumber/decDPD.h $(srcdir)/../libdecnumber/decUtility.h'
147
 
148
# Flag whether we need eh_dummy.c
149
need_eh_dummy=
150
 
151
if [ "$SHLIB_LINK" ]; then
152
  # Test -fvisibility=hidden.  We need both a -fvisibility=hidden on
153
  # the command line, and a #define to prevent libgcc2.h etc from
154
  # overriding that with #pragmas.  The dance with @ is to prevent
155
  # echo from seeing anything it might take for an option.
156
  # echo turns the \$\$\$\$ into $$$$ and when make sees it it
157
  # becomes $$ and the shell substitutes the pid. Makes for a
158
  # slightly safer temp file.
159
  echo "vis_hide := \$(strip \$(subst @,-,\\"
160
  echo "    \$(shell if echo 'void foo(void); void foo(void) {}' | \\"
161
  echo "          $gcc_compile -fvisibility=hidden -Werror \\"
162
  echo "          -c -xc - -o vis_temp_file\$\$\$\$.o 2> /dev/null; \\"
163
  echo "          then echo @fvisibility=hidden @DHIDE_EXPORTS; \\"
164
  echo "          rm vis_temp_file\$\$\$\$.o 2> /dev/null; \\"
165
  echo "          fi)))"
166
  echo
167
 
168
  # If we have -fvisibility=hidden, then we need to generate hide
169
  # lists for object files implemented in assembly.  The default
170
  # pseudo-op for this is ".hidden", but can be overridden with
171
  # ASM_HIDDEN_OP.
172
  [ "$ASM_HIDDEN_OP" ] || ASM_HIDDEN_OP=".hidden"
173
 
174
  echo "ifneq (,\$(vis_hide))"
175
  echo "define gen-hide-list"
176
  echo "\$(NM_FOR_TARGET) ${SHLIB_NM_FLAGS} \$< | \\"
177
  # non-GNU nm emits three fields even for undefined and typeless symbols,
178
  # so explicitly omit them
179
  echo "  \$(AWK) 'NF == 3 && \$\$2 !~ /^[UN]\$\$/ { print \"\\t${ASM_HIDDEN_OP}\", \$\$3 }' > \$@T"
180
  echo "mv -f \$@T \$@"
181
  echo "endef"
182
  echo "else"
183
  echo "gen-hide-list = echo > \$@"
184
  echo "endif"
185
  echo
186
else
187
  # It is too hard to guarantee that vis_hide and gen-hide-list will never
188
  # be referenced if SHLIB_LINK is not set, so set them to the values they'd
189
  # have if SHLIB_LINK were set and we didn't have visibility support.
190
  echo "vis_hide ="
191
  echo "gen-hide-list = echo > \$@"
192
fi
193
 
194
# Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
195
# defined as optimized assembly code in LIB1ASMFUNCS or as C code
196
# in LIB2FUNCS_EXCLUDE.
197
for name in $LIB1ASMFUNCS $LIB2FUNCS_EXCLUDE; do
198
  lib2funcs=`echo $lib2funcs | sed -e 's/^'$name'[ :]//' \
199
                                   -e 's/ '$name'[ :]/ /' \
200
                                   -e 's/ '$name'$//'`
201
  LIB2_DIVMOD_FUNCS=`echo $LIB2_DIVMOD_FUNCS | sed -e 's/^'$name' //' \
202
                                                   -e 's/ '$name' / /' \
203
                                                   -e 's/ '$name'$//'`
204
done
205
 
206
#
207
# Rules to generate object files.
208
#
209
 
210
for ml in $MULTILIBS; do
211
 
212
  # Work out relevant parameters that depend only on the multilib.
213
  dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
214
  flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
215
  shlib_slibdir_qual=
216
  libgcc_a=$dir/libgcc.a
217
  libgcov_a=$dir/libgcov.a
218
  libgcc_eh_a=
219
  libgcc_s_so=
220
  libunwind_a=
221
  libunwind_so=
222
 
223
  if [ "$LIBUNWIND" ]; then
224
    libunwind_a=$dir/libunwind.a
225
  fi
226
  if [ "$SHLIB_LINK" ]; then
227
    libgcc_eh_a=$dir/libgcc_eh.a
228
    libgcc_s_so=$dir/libgcc_s${SHLIB_EXT}
229
    if [ "$LIBUNWIND" ]; then
230
      libunwind_so=$dir/libunwind${SHLIB_EXT}
231
    fi
232
    os_multilib_dir=`$GCC_FOR_TARGET $flags --print-multi-os-directory`
233
    if [ "$os_multilib_dir" != . ]; then
234
      shlib_slibdir_qual="/$os_multilib_dir"
235
    fi
236
  fi
237
 
238
  libgcc_s_so_extra=
239
  libunwind_so_extra=
240
 
241
  echo
242
  echo \#
243
  echo \# ml: $ml
244
  echo \# dir: $dir
245
  echo \# flags: $flags
246
  echo \# libgcc_a: $libgcc_a
247
  echo \# libgcov_a: $libgcov_a
248
  echo \# libgcc_eh_a: $libgcc_eh_a
249
  echo \# libunwind_a: $libunwind_a
250
  echo \#
251
  echo \# shlib_slibdir_qual: $shlib_slibdir_qual
252
  echo \# libgcc_s_so: $libgcc_s_so
253
  echo \# libunwind_so: $libunwind_so
254
  echo \#
255
  echo
256
 
257
  # Update list of directories.
258
  if [ $dir != . ]; then
259
    echo "dirs += ${dir} libgcc/${dir}"
260
    echo
261
  fi
262
 
263
  #
264
  # Build libgcc1 components.
265
  #
266
  for name in $LIB1ASMFUNCS; do
267
    if [ "$libgcc_s_so" ]; then
268
      out="libgcc/${dir}/${name}${objext}"
269
      outS="libgcc/${dir}/${name}_s${objext}"
270
      outV="libgcc/${dir}/${name}.vis"
271
 
272
      echo ${outS}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
273
      echo "    $gcc_s_compile" $flags -DL$name -xassembler-with-cpp \
274
          -c '$(srcdir)/config/$(LIB1ASMSRC)' -o $outS
275
 
276
      echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)' ${outV}
277
      echo "    $gcc_compile" $flags -DL$name -xassembler-with-cpp \
278
          -c '$(srcdir)/config/$(LIB1ASMSRC)' -include $outV -o $out
279
 
280
      echo "${outV}: ${outS}; \$(gen-hide-list)"
281
 
282
      echo $libgcc_a: $out
283
      echo $libgcc_s_so: $outS
284
      if [ "$SHLIB_MKMAP" ]; then
285
        echo libgcc/${dir}/libgcc.map: $outS
286
      fi
287
    else
288
      out="libgcc/${dir}/${name}${objext}"
289
      echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
290
      echo "    $gcc_compile" $flags -DL$name -xassembler-with-cpp \
291
          -c '$(srcdir)/config/$(LIB1ASMSRC)' -o $out
292
      echo $libgcc_a: $out
293
    fi
294
  done
295
 
296
  #
297
  # Build libgcc2 components.
298
  #
299
 
300
  for name in $lib2funcs; do
301
    case $name in
302
      *:*:*)
303
        defines=`echo $name | sed -e 's/.*:\(.*\):\(.*\)/-DL\1 -DLIBGCC2_UNITS_PER_WORD=\2/'`
304
        name=`echo $name | sed -e 's/\(.*\):.*:.*/\1/'`
305
        ;;
306
      *)
307
        defines="-DL$name"
308
        ;;
309
    esac
310
    if [ "$libgcc_s_so" ]; then
311
      out="libgcc/${dir}/${name}${objext}"
312
      outS="libgcc/${dir}/${name}_s${objext}"
313
 
314
      echo $outS: $libgcc2_c_dep
315
      echo "    $gcc_s_compile" $flags $defines -c '$(srcdir)/libgcc2.c' \
316
        -o $outS
317
 
318
      echo $out: $libgcc2_c_dep
319
      echo "    $gcc_compile" $flags $defines '$(vis_hide)' \
320
        -c '$(srcdir)/libgcc2.c' -o $out
321
 
322
      echo $libgcc_a: $out
323
      echo $libgcc_s_so: $outS
324
      if [ "$SHLIB_MKMAP" ]; then
325
        echo libgcc/${dir}/libgcc.map: $outS
326
      fi
327
    else
328
      out="libgcc/${dir}/${name}${objext}"
329
      echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
330
      echo "    $gcc_compile" $flags $defines -c '$(srcdir)/libgcc2.c' -o $out
331
      echo $libgcc_a: $out
332
    fi
333
  done
334
 
335
  for name in $LIB2FUNCS_ST; do
336
    out="libgcc/${dir}/${name}${objext}"
337
 
338
    echo $out: $libgcc2_c_dep
339
    echo "      $gcc_compile" $flags -DL$name '$(vis_hide)' \
340
      -c '$(srcdir)/libgcc2.c' -o $out
341
    echo ${dir}/libgcc.a: $out
342
  done
343
 
344
  for name in $LIB2_DIVMOD_FUNCS; do
345
    if [ "$libgcc_s_so" ]; then
346
      out="libgcc/${dir}/${name}${objext}"
347
      outS="libgcc/${dir}/${name}_s${objext}"
348
 
349
      echo $outS: $libgcc2_c_dep
350
      echo "    $gcc_s_compile" $flags -DL$name \
351
        -fexceptions -fnon-call-exceptions -c '$(srcdir)/libgcc2.c' -o $outS
352
 
353
      echo $out: $libgcc2_c_dep
354
      echo "    $gcc_compile" $flags -DL$name '$(vis_hide)' \
355
        -fexceptions -fnon-call-exceptions -c '$(srcdir)/libgcc2.c' -o $out
356
 
357
      echo $libgcc_a: $out
358
      echo $libgcc_s_so: $outS
359
      if [ "$SHLIB_MKMAP" ]; then
360
        echo libgcc/${dir}/libgcc.map: $outS
361
      fi
362
    else
363
      out="libgcc/${dir}/${name}${objext}"
364
      echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
365
      echo "    $gcc_compile" $flags -DL$name \
366
        -fexceptions -fnon-call-exceptions -c '$(srcdir)/libgcc2.c' -o $out
367
      echo $libgcc_a: $out
368
    fi
369
  done
370
 
371
  #
372
  # Build software floating point functions.
373
  #
374
 
375
  for fpbit_var in FPBIT DPBIT TPBIT ; do
376
      fpfuncs_var="${fpbit_var}_FUNCS"
377
      eval fpbit=\$$fpbit_var
378
      eval fpfuncs=\$$fpfuncs_var
379
 
380
      if [ "$fpbit" ] ; then
381
          for name in $fpfuncs; do
382
              case "$name" in
383
                # _sf_to_tf and _df_to_tf require tp-bit.c
384
                # being compiled in.
385
                _[sd]f_to_tf) [ -z "$TPBIT" ] && continue;;
386
              esac
387
              if [ "$libgcc_s_so" ]; then
388
                  out="libgcc/${dir}/${name}${objext}"
389
                  outS="libgcc/${dir}/${name}_s${objext}"
390
 
391
                  echo $outS: $fpbit $fpbit_c_dep
392
                  echo "        $gcc_s_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
393
                      -c $fpbit -o $outS
394
 
395
                  echo $out: $fpbit $fpbit_c_dep
396
                  echo "        $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
397
                      '$(vis_hide)' -c $fpbit -o $out
398
 
399
                  echo $libgcc_a: $out
400
                  echo $libgcc_s_so: $outS
401
                  if [ "$SHLIB_MKMAP" ]; then
402
                      echo libgcc/${dir}/libgcc.map: $outS
403
                  fi
404
              else
405
                  out="libgcc/${dir}/${name}${objext}"
406
                  echo $out: $fpbit $fpbit_c_dep
407
                  echo "        $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
408
                      -c $fpbit -o $out
409
 
410
                  echo $libgcc_a: $out
411
              fi
412
          done
413
      fi
414
  done
415
 
416
  if [ "@enable_decimal_float@" = "yes" -a -z "$libgcc_so" ]; then
417
    # If $DFP_ENABLE is set, then we want all data type sizes.
418
    if [ "$DFP_ENABLE" ] ; then
419
        D32PBIT=1; D64PBIT=1; D128PBIT=1
420
    fi
421
 
422
    # Bring in the DFP support code if D32PBIT, D64PBIT or D128PBIT are set.
423
    if [ -n "$D32PBIT" -o -n "$D64PBIT" -o -n "$D128PBIT" ] ; then
424
      dec_filenames="decContext decNumber decRound decLibrary decUtility"
425
    fi
426
 
427
    # Only bring in decimal*.c files for types we support.
428
    if [ -n "$D32PBIT" ] ; then
429
      dec_filenames="$dec_filenames decimal32"
430
    fi
431
    if [ -n "$D64PBIT" ] ; then
432
      dec_filenames="$dec_filenames decimal64"
433
    fi
434
    if [ -n "$D128PBIT" ] ; then
435
      dec_filenames="$dec_filenames decimal128"
436
    fi
437
 
438
    for name in $dec_filenames ; do
439
      out="libgcc/${dir}/${name}${objext}"
440
      echo $out: "\$(srcdir)/../libdecnumber/${name}.c" $decnumber_dep
441
      echo "    $gcc_compile" $flags -c "\$(srcdir)/../libdecnumber/${name}.c" -o $out
442
      echo $libgcc_a: $out
443
    done
444
 
445
    # For individual functions, loop over each variable by name.
446
    for dpbit_var in D32PBIT D64PBIT D128PBIT ; do
447
      dpfuncs_var="${dpbit_var}_FUNCS"
448
      eval dpbit=\$$dpbit_var
449
      eval dpfuncs=\$$dpfuncs_var
450
      case "$dpbit_var" in
451
          D32PBIT)  dpwidth=32 ;;
452
          D64PBIT)  dpwidth=64 ;;
453
          D128PBIT) dpwidth=128 ;;
454
      esac
455
 
456
      if [ "$dpbit" ]; then
457
        for name in $dpfuncs; do
458
          out="libgcc/${dir}/${name}${objext}"
459
          echo $out: config/dfp-bit.h config/dfp-bit.c $fpbit_c_dep
460
          echo "        $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name -DWIDTH=$dpwidth \
461
              $DFP_CFLAGS -c $\(srcdir\)/config/dfp-bit.c -o $out
462
          echo $libgcc_a: $out
463
        done
464
      fi
465
    done
466
  fi
467
 
468
  for file in $LIB2ADD; do
469
    name=`echo $file | sed -e 's/[.][cS]$//' -e 's/[.]asm$//'`
470
    oname=`echo $name | sed -e 's,.*/,,'`
471
 
472
    if [ "$libgcc_s_so" ]; then
473
      out="libgcc/${dir}/${oname}${objext}"
474
      outS="libgcc/${dir}/${oname}_s${objext}"
475
 
476
      case $file in
477
        *.c)
478
          echo $outS: stmp-dirs $file $libgcc_dep
479
          echo "        $gcc_s_compile" $flags -c $file -o $outS
480
 
481
          echo $out: stmp-dirs $file $libgcc_dep
482
          echo "        $gcc_compile" $flags '$(vis_hide)' -c $file -o $out
483
        ;;
484
 
485
        *.asm | *.S)
486
          outV="libgcc/${dir}/${oname}.vis"
487
 
488
          echo $outS: stmp-dirs $file $libgcc_dep
489
          echo "        $gcc_s_compile" $flags -xassembler-with-cpp \
490
                 -c $file -o $outS
491
 
492
          echo $out: stmp-dirs $file $libgcc_dep $outV
493
          echo "        $gcc_compile" $flags -xassembler-with-cpp \
494
                 -include $outV -c $file -o $out
495
          echo "${outV}: ${outS}; \$(gen-hide-list)"
496
        ;;
497
 
498
        *)
499
          echo "Unhandled extension: $file" >&2
500
          exit 1
501
        ;;
502
      esac
503
 
504
      echo $libgcc_a: $out
505
      echo $libgcc_s_so: $outS
506
      if [ "$SHLIB_MKMAP" ]; then
507
        echo libgcc/${dir}/libgcc.map: $outS
508
      fi
509
    else
510
      out="libgcc/${dir}/${oname}${objext}"
511
      case $file in
512
        *.c)
513
          echo $out: stmp-dirs $file $libgcc_dep
514
          echo "        $gcc_compile" $flags -c $file -o $out
515
        ;;
516
 
517
        *.asm | *.S)
518
          echo $out: stmp-dirs $file $libgcc_dep
519
          echo "        $gcc_compile" $flags -xassembler-with-cpp \
520
                 -c $file -o $out
521
        ;;
522
 
523
        *)
524
          echo "Unhandled extension: $file" >&2
525
          exit 1
526
        ;;
527
      esac
528
 
529
      echo $libgcc_a: $out
530
    fi
531
  done
532
 
533
 
534
  for file in $LIB2ADD_ST; do
535
    name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//'`
536
    oname=`echo $name | sed -e 's,.*/,,'`
537
    out="libgcc/${dir}/${oname}${objext}"
538
 
539
    case $file in
540
      *.c)
541
        echo $out: stmp-dirs $file $libgcc_dep
542
        echo "  $gcc_compile" $flags '$(vis_hide)' -c $file -o $out
543
      ;;
544
 
545
      *.asm | *.S)
546
        # We may have to compile it twice in order to establish the list
547
        # of symbols to be marked hidden.
548
        if [ "$libgcc_so" ]; then
549
          outV="libgcc/${dir}/${oname}.vis"
550
          outT="libgcc/${dir}/${oname}_t${objext}"
551
          echo ${outT}: stmp-dirs $file $libgcc_dep
552
          echo "        $gcc_compile" $flags -xassembler-with-cpp \
553
                  -c $file -o ${outT}
554
          echo $out: stmp-dirs $file $libgcc_dep $outV
555
          echo "        $gcc_compile" $flags -xassembler-with-cpp \
556
                  -include $outV -c $file -o $out
557
          echo "${outV}: ${outT}; \$(gen-hide-list)"
558
        else
559
          echo $out: stmp-dirs $file $libgcc_dep
560
          echo "        $gcc_compile" $flags -xassembler-with-cpp \
561
                  -c $file -o $out
562
        fi
563
      ;;
564
 
565
      *)
566
      echo "Unhandled extension: $file" >&2
567
      exit 1
568
      ;;
569
    esac
570
    echo $libgcc_a: $out
571
  done
572
 
573
  # If we don't have libgcc_eh.a, only LIB2ADDEH matters.  If we do, only
574
  # LIB2ADDEHSTATIC and LIB2ADDEHSHARED matter.  (Usually all three are
575
  # identical.)
576
 
577
  if [ "$libgcc_eh_a" ]; then
578
    for file in $LIB2ADDEHSTATIC; do
579
      name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//'`
580
      oname=`echo $name | sed -e 's,.*/,,'`
581
      out="libgcc/${dir}/${oname}${objext}"
582
 
583
      case $file in
584
        *.c)
585
          echo $out: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
586
          echo "        $gcc_compile" $flags -fexceptions '$(vis_hide)' -c $file -o $out
587
          ;;
588
        *.asm | *.S)
589
          # We have to compile it twice in order to establish the list
590
          # of symbols to be marked hidden.
591
          outV="libgcc/${dir}/${oname}.vis"
592
          outT="libgcc/${dir}/${oname}_t${objext}"
593
          echo ${outT}: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
594
          echo "        $gcc_compile" $flags -xassembler-with-cpp \
595
                  -c $file -o ${outT}
596
          echo $out: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep $outV
597
          echo "        $gcc_compile" $flags -xassembler-with-cpp \
598
                  -include $outV -c $file -o $out
599
          echo "${outV}: ${outT}; \$(gen-hide-list)"
600
          ;;
601
        *)   echo "Unhandled extension: $file">&2; exit 1 ;;
602
      esac
603
 
604
      echo $libgcc_eh_a: $out
605
    done
606
 
607
    for file in $LIB2ADDEHSHARED; do
608
      name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//'`
609
      oname=`echo $name | sed -e 's,.*/,,'`
610
      outS="libgcc/${dir}/${oname}_s${objext}"
611
 
612
      case $file in
613
        *.c)
614
          echo $outS: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
615
          echo "        $gcc_s_compile" $flags -fexceptions -c $file -o $outS
616
          ;;
617
        *.asm | *.S)
618
          echo $outS: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
619
          echo "        $gcc_s_compile" $flags -xassembler-with-cpp -c $file -o $outS
620
          ;;
621
        *)   echo "Unhandled extension: $file">&2; exit 1 ;;
622
      esac
623
 
624
      echo $libgcc_s_so: $outS
625
      if [ "$SHLIB_MKMAP" ]; then
626
        echo libgcc/${dir}/libgcc.map: $outS
627
      fi
628
    done
629
 
630
    # If nothing went into libgcc_eh.a, create a dummy object -
631
    # some linkers don't like totally empty archives.
632
    if [ -z "$LIB2ADDEHSTATIC" ]; then
633
      file=eh_dummy.c
634
      out="libgcc/${dir}/eh_dummy${objext}"
635
      need_eh_dummy=1
636
 
637
      echo $out: stmp-dirs $file
638
      echo "    $gcc_compile" $flags '$(vis_hide)' -fexceptions -c $file -o $out
639
      echo $libgcc_eh_a: $out
640
    fi
641
 
642
 
643
  else # no libgcc_eh.a
644
    for file in $LIB2ADDEH; do
645
      name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//'`
646
      oname=`echo $name | sed -e 's,.*/,,'`
647
      out="libgcc/${dir}/${oname}${objext}"
648
 
649
      case $file in
650
        *.c)
651
          echo $out: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
652
          echo "        $gcc_compile" $flags '$(vis_hide)' -fexceptions -c $file -o $out
653
          ;;
654
        *.asm | *.S)
655
          echo $out: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
656
          echo "        $gcc_compile" $flags -xassembler-with-cpp \
657
                  -c $file -o $out
658
          ;;
659
        *)   echo "Unhandled extension: $file">&2; exit 1 ;;
660
      esac
661
 
662
      echo $libgcc_a: $out
663
    done
664
  fi
665
 
666
  # We do _not_ handle assembly files in this context.
667
  if [ "$LIBUNWIND" ]; then
668
    for file in $LIBUNWIND; do
669
      case $file in
670
        *.c) ;;
671
        *)   echo "Unhandled extension: $file">&2; exit 1 ;;
672
       esac
673
 
674
      name=`echo $file | sed -e 's/[.]c$//'`
675
      oname=`echo $name | sed -e 's,.*/,,'`
676
 
677
      if [ "$libunwind_so" ]; then
678
        out="libgcc/${dir}/${oname}${objext}"
679
        outS="libgcc/${dir}/${oname}_s${objext}"
680
 
681
        echo $out: stmp-dirs $file $LIBUNWINDDEP
682
        echo "  $gcc_compile $flags -fexceptions \$(vis_hide) -c $file -o $out"
683
 
684
        echo $outS: stmp-dirs $file $LIBUNWINDDEP
685
        echo "  $gcc_s_compile $flags -fexceptions -c $file -o $outS"
686
 
687
        echo $libunwind_a: $out
688
        echo $libunwind_so: $outS
689
      else
690
        out="libgcc/${dir}/${oname}${objext}"
691
        echo $out: stmp-dirs $file $LIBUNWINDDEP
692
        echo "  $gcc_compile $flags -fexceptions \$(vis_hide) -c $file -o $out"
693
        echo $libunwind_a: $out
694
      fi
695
    done
696
  fi
697
 
698
  #
699
  # build libgcov components
700
  #
701
  for name in $LIBGCOV; do
702
    dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
703
    flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
704
    out="libgcc/${dir}/${name}${objext}"
705
 
706
    echo $out: $libgcov_c_dep
707
    echo "      $gcc_compile $flags -DL$name -c \$(srcdir)/libgcov.c -o $out"
708
    echo $libgcov_a: $out
709
  done
710
 
711
  # EXTRA_MULTILIB_PARTS.
712
  if [ -n "$EXTRA_MULTILIB_PARTS" ]; then
713
    # Each of the EXTRA_MULTILIB_PARTS is built by recursive invocation
714
    # of the parent Makefile.  We must do this just once for each
715
    # multilib, passing it all the EXTRA_MULTILIB_PARTS as
716
    # simultaneous goal targets, so that rules which cannot execute
717
    # simultaneously are properly serialized.
718
 
719
    extra=
720
    echo
721
    for f in $EXTRA_MULTILIB_PARTS; do
722
      case $dir in
723
      .) out=$f ; t= ;;
724
      *) out=$dir/$f ; t=$dir/ ;;
725
      esac
726
      case $out in
727
      # Prevent `make' from interpreting $out as a macro assignment
728
      *'$(EQ)'*) targ="T_TARGET=$out T_TARGET" ;;
729
      *) targ=$out ;;
730
      esac
731
      extra="$extra $targ"
732
    done
733
 
734
    if [ "$dir" = . ]; then
735
      suffix=
736
    else
737
      suffix=`echo $dir | sed s,/,_,g`
738
    fi
739
    echo extra$suffix: stmp-dirs
740
    echo "      $make_compile" \\
741
    echo '        LIBGCC2_CFLAGS="$(LIBGCC2_CFLAGS)' $flags '" ' \\
742
    echo '        MULTILIB_CFLAGS="'$flags'"' T=$t $extra
743
    echo "all: extra$suffix"
744
 
745
    # Make libunwind.so and libgcc_s.so depend on these, since they
746
    # are likely to be implicitly used by the link process.
747
    if [ "$libgcc_s_so" ]; then
748
      echo "$libgcc_s_so: extra$suffix"
749
    fi
750
    if [ "$libunwind_so" ]; then
751
      echo "$libunwind_so: extra$suffix"
752
    fi
753
  fi
754
 
755
  # Library build rules.
756
  dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
757
  flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
758
 
759
  # Map-file generation.
760
  if [ "$SHLIB_LINK" -a "$SHLIB_MKMAP" ]; then
761
    mapfile="libgcc/${dir}/libgcc.map"
762
    tmpmapfile="libgcc/${dir}/tmp-libgcc.map"
763
    # This uses a here document instead of echos because some shells
764
    # will convert the \1 in the second sed command to a control-A.
765
    # The behavior of here documents is more predictable.
766
    cat <
767
 
768
${mapfile}: $SHLIB_MKMAP $SHLIB_MAPFILES
769
        { \$(NM_FOR_TARGET) $SHLIB_NM_FLAGS \$(objects); echo %%; \\
770
          cat $SHLIB_MAPFILES \\
771
            | sed -e '/^[   ]*#/d' \\
772
                  -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \\
773
            | $gcc_compile $flags -E -xassembler-with-cpp -; \\
774
        } | \$(AWK) -f $SHLIB_MKMAP $SHLIB_MKMAP_OPTS > ${tmpmapfile}
775
        mv '$tmpmapfile' \$@
776
$libgcc_s_so: ${mapfile}
777
EOF
778
  fi
779
 
780
  # Static libraries.
781
 
782
  # Each of these .a files depends on stmp-dirs.  It would seem that
783
  # this dependency is redundant, since each of the object files
784
  # itself depends on stmp-dirs.  However, it is possible that there
785
  # are in fact no object files.  In that case, the stmp-dirs
786
  # dependency is required; the directory containing the archive must
787
  # exist before the archive itself can be created.
788
  echo ""
789
  echo "$libgcc_a: stmp-dirs"
790
  echo "        -rm -f $libgcc_a"
791
  echo '        $(AR_CREATE_FOR_TARGET)' $libgcc_a '$(objects)'
792
  echo '        $(RANLIB_FOR_TARGET)' $libgcc_a
793
  echo "all: $libgcc_a"
794
 
795
  echo ""
796
  echo "$libgcov_a: stmp-dirs"
797
  echo "        -rm -f $libgcov_a"
798
  echo '        $(AR_CREATE_FOR_TARGET)' $libgcov_a '$(objects)'
799
  echo '        $(RANLIB_FOR_TARGET)' $libgcov_a
800
  echo "all: $libgcov_a"
801
 
802
  # These libraries are not always built.
803
  if [ "$libunwind_a" ]; then
804
    echo ""
805
    echo "$libunwind_a: stmp-dirs"
806
    echo "      -rm -f $libunwind_a"
807
    echo '      $(AR_CREATE_FOR_TARGET)' $libunwind_a '$(objects)'
808
    echo '      $(RANLIB_FOR_TARGET)' $libunwind_a
809
    echo "all: $libunwind_a"
810
  fi
811
 
812
  if [ "$libgcc_eh_a" ]; then
813
    echo ""
814
    echo "${dir}/libgcc_eh.a: stmp-dirs"
815
    echo "      -rm -f ${dir}/libgcc_eh.a"
816
    echo '      $(AR_CREATE_FOR_TARGET)' ${dir}/libgcc_eh.a '$(objects)'
817
    echo '      $(RANLIB_FOR_TARGET)' ${dir}/libgcc_eh.a
818
    echo "all: $libgcc_eh_a"
819
  fi
820
 
821
  # Shared libraries.
822
  if [ "$libgcc_s_so" ]; then
823
    echo ""
824
    echo "$libgcc_s_so: stmp-dirs $libunwind_so"
825
    echo "      $SHLIB_LINK" \
826
         | sed -e "s%@multilib_flags@%$flags%g" \
827
               -e "s%@multilib_dir@%$dir%g" \
828
               -e "s%@shlib_objs@%\$(objects)%g" \
829
               -e "s%@shlib_base_name@%libgcc_s%g" \
830
               -e "s%@shlib_map_file@%$mapfile%g" \
831
               -e "s%@shlib_slibdir_qual@%$shlib_dir_qual%g"
832
    echo "all: $libgcc_s_so"
833
  fi
834
 
835
  if [ "$libunwind_so" ]; then
836
    echo ""
837
    echo "$libunwind_so: stmp-dirs"
838
    echo "      $SHLIBUNWIND_LINK" \
839
           | sed -e "s%@multilib_flags@%$flags%g" \
840
                 -e "s%@multilib_dir@%$dir%g" \
841
                 -e "s%@shlib_objs@%\$(objects)%g" \
842
                 -e "s%@shlib_base_name@%libunwind%g" \
843
                 -e "s%@shlib_slibdir_qual@%$shlib_dir_qual%g"
844
    echo "all: $libunwind_so"
845
  fi
846
 
847
done # ml in MULTILIBS
848
 
849
echo
850
echo "libgcc-stage-start:"
851
echo "  for dir in \$(dirs); do \\"
852
echo "    if [ -d \$(stage)/\$\$dir ]; then :; \\"
853
echo "    else $mkinstalldirs \$(stage)/\$\$dir; fi; \\"
854
echo "  done"
855
echo "  -for dir in \$(dirs); do \\"
856
echo "    mv \$\$dir/*${objext} \$(stage)/\$\$dir; \\"
857
echo "    mv \$\$dir/*.vis \$(stage)/\$\$dir; \\"
858
echo "    mv \$\$dir/*.map \$(stage)/\$\$dir; \\"
859
echo "    test ! -f \$\$dir/libgcc.a || mv \$\$dir/lib* \$(stage)/\$\$dir; \\"
860
echo "  done"
861
 
862
echo
863
echo "stmp-dirs:"
864
echo "  for d in \$(dirs); do \\"
865
echo "    if [ -d \$\$d ]; then true; else $mkinstalldirs \$\$d; fi; \\"
866
echo "  done"
867
echo "  if [ -f stmp-dirs ]; then true; else touch stmp-dirs; fi"
868
 
869
if [ "$need_eh_dummy" ]; then
870
  echo "eh_dummy.c:"
871
  echo "        echo 'int __libgcc_eh_dummy;' > \$@"
872
fi
873
 
874
echo ""
875
echo "install: all"
876
for ml in $MULTILIBS; do
877
  dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
878
  flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
879
  if [ $dir != . ]; then
880
    ldir='$(DESTDIR)$(libsubdir)'/$dir
881
    echo "      if [ -d $ldir ]; then true; else $mkinstalldirs $ldir; chmod a+rx $ldir; fi;"
882
  else
883
    ldir='$(DESTDIR)$(libsubdir)'
884
  fi
885
  echo '        $(INSTALL_DATA)' ${dir}/libgcc.a ${ldir}/
886
  echo '        chmod 644'  ${ldir}/libgcc.a
887
  echo '        $(RANLIB_FOR_TARGET)' ${ldir}/libgcc.a
888
  echo '        $(INSTALL_DATA)' ${dir}/libgcov.a ${ldir}/
889
  echo '        chmod 644'  ${ldir}/libgcov.a
890
  echo '        $(RANLIB_FOR_TARGET)' ${ldir}/libgcov.a
891
 
892
  if [ "$SHLIB_LINK" ]; then
893
    echo '      $(INSTALL_DATA)' ${dir}/libgcc_eh.a ${ldir}/
894
    echo '      chmod 644'  ${ldir}/libgcc_eh.a
895
    echo '      $(RANLIB_FOR_TARGET)' ${ldir}/libgcc_eh.a
896
 
897
    shlib_slibdir_qual=
898
    os_multilib_dir=`$GCC_FOR_TARGET $flags --print-multi-os-directory`
899
    if [ "$os_multilib_dir" != . ]; then
900
      shlib_slibdir_qual="/$os_multilib_dir"
901
    fi
902
    echo "      $SHLIB_INSTALL" \
903
      | sed -e "s%@multilib_dir@%$dir%g" \
904
            -e "s%@shlib_base_name@%libgcc_s%g" \
905
            -e "s%@shlib_slibdir_qual@%$shlib_slibdir_qual%g"
906
    if [ "$LIBUNWIND" ]; then
907
      echo "    $SHLIBUNWIND_INSTALL" \
908
        | sed -e "s%@multilib_dir@%$dir%g" \
909
              -e "s%@shlib_base_name@%libunwind%g" \
910
              -e "s%@shlib_slibdir_qual@%$shlib_slibdir_qual%g"
911
      libunwinddir='$(DESTDIR)$(slibdir)$(shlib_slibdir_qual)/$(shlib_dir)'
912
      echo '    $(INSTALL_DATA)' ${dir}/libunwind.a ${libunwinddir}/
913
      echo '    chmod 644' ${dir}/libunwind.a
914
      echo '    $(RANLIB_FOR_TARGET)' ${libunwinddir}/libunwind.a
915
    fi
916
  fi
917
done
918
for f in $EXTRA_MULTILIB_PARTS; do
919
  for ml in $MULTILIBS; do
920
    dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
921
    if [ $dir != . ]; then
922
      out=${dir}/$f
923
      ldir='$(DESTDIR)$(libsubdir)'/$dir
924
    else
925
      out=$f
926
      ldir='$(DESTDIR)$(libsubdir)'
927
    fi
928
    echo '      $(INSTALL_DATA)' $out $ldir/
929
  done
930
done
931
 
932
echo '.PHONY: all install'

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