gdb/testsuite/gdb.base/funcargs.exp

   1 # Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 2 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # This file was written by Fred Fish. (fnf@cygnus.com)
  21
  22 if $tracelevel then {
  23         strace $tracelevel
  24 }
  25
  26 set prms_id 0
  27 set bug_id 0
  28
  29 set binfile "funcargs"
  30 set srcfile $binfile.c
  31
  32 if ![file exists $objdir/$subdir/$binfile] then {
  33     perror "$objdir/$subdir/$binfile does not exist."
  34     return 0
  35 }
  36
  37 #
  38 # Locate actual args; integral types.
  39 #
  40
  41 proc integral_args {} {
  42     global prompt
  43     global det_file
  44
  45     delete_breakpoints
  46
  47     send "break call0a\n" ; expect -re ".*$prompt $"
  48     send "break call0b\n" ; expect -re ".*$prompt $"
  49     send "break call0c\n" ; expect -re ".*$prompt $"
  50     send "break call0d\n" ; expect -re ".*$prompt $"
  51     send "break call0e\n" ; expect -re ".*$prompt $"
  52
  53     # Run; should stop at call0a and print actual arguments.
  54     # The a29k fails all of these tests, perhaps because the prologue
  55     # code is broken.
  56     setup_xfail "a29k-*-udi"
  57     gdb_run_cmd
  58     expect {
  59         -re ".* call0a \\(c=97 'a', s=1, i=2, l=3\\) .*$prompt $" {
  60             pass "run to call0a"
  61         }
  62         -re "$prompt $"  { fail "run to call0a" ; return }
  63         timeout { fail "(timeout) run to call0a" ; return }
  64     }
  65
  66     # Print each arg as a double check to see if we can print
  67     # them here as well as with backtrace.
  68     gdb_test "print c" ".* = 97 'a'"
  69     gdb_test "print s" ".* = 1"
  70     gdb_test "print i" ".* = 2"
  71     gdb_test "print l" ".* = 3"
  72
  73     # Continue; should stop at call0b and print actual arguments.
  74     if [gdb_test "cont" ".* call0b \\(s=1, i=2, l=3, c=97 'a'\\) " "continue to call0b"] {
  75         return
  76     }
  77
  78     # Continue; should stop at call0c and print actual arguments.
  79     if [gdb_test "cont" ".* call0c \\(i=2, l=3, c=97 'a', s=1\\) " "continue to call0c"] {
  80         return
  81     }
  82
  83     # Continue; should stop at call0d and print actual arguments.
  84     if [gdb_test "cont" ".* call0d \\(l=3, c=97 'a', s=1, i=2\\) " "continue to call0d";] {
  85         return
  86     }
  87
  88     # Continue; should stop at call0e and print actual arguments.
  89     if [gdb_test "cont" ".* call0e \\(c1=97 'a', l=3, c2=97 'a', i=2, c3=97 'a', s=1, c4=97 'a', c5=97 'a'\\) " "continue to call0e" ] {
  90         return
  91     }
  92 }
  93
  94 #
  95 # Locate actual args; unsigned integral types.
  96 #
  97
  98 proc unsigned_integral_args {} {
  99     global prompt
 100     global det_file
 101
 102     delete_breakpoints
 103
 104     send "break call1a\n" ; expect -re ".*$prompt $"
 105     send "break call1b\n" ; expect -re ".*$prompt $"
 106     send "break call1c\n" ; expect -re ".*$prompt $"
 107     send "break call1d\n" ; expect -re ".*$prompt $"
 108     send "break call1e\n" ; expect -re ".*$prompt $"
 109
 110     # Run; should stop at call1a and print actual arguments.
 111     # The a29k fails all of these tests, perhaps because the prologue
 112     # code is broken.
 113     setup_xfail "a29k-*-udi"
 114     gdb_run_cmd
 115     expect {
 116         -re ".* call1a \\(uc=98 'b', us=6, ui=7, ul=8\\) .*$prompt $" {
 117             pass "run to call1a"
 118         }
 119         -re "$prompt $" { fail "run to call1a" ; return }
 120         timeout { fail "(timeout) run to call1a" ; return }
 121     }
 122
 123     # Print each arg as a double check to see if we can print
 124     # them here as well as with backtrace.
 125     gdb_test "print uc" ".* = 98 'b'"
 126     gdb_test "print us" ".* = 6"
 127     gdb_test "print ui" ".* = 7"
 128     gdb_test "print ul" ".* = 8"
 129
 130     # Continue; should stop at call1b and print actual arguments.
 131     if [gdb_test "cont" ".* call1b \\(us=6, ui=7, ul=8, uc=98 'b'\\) " "continue to call1b"] {
 132         return
 133     }
 134
 135     # Continue; should stop at call1c and print actual arguments.
 136     if [gdb_test "cont" ".* call1c \\(ui=7, ul=8, uc=98 'b', us=6\\) " "continue to call1c"] {
 137         return
 138     }
 139
 140     # Continue; should stop at call1d and print actual arguments.
 141     if [gdb_test "cont" ".* call1d \\(ul=8, uc=98 'b', us=6, ui=7\\) " "continue to call1d"] {
 142         return
 143     }
 144
 145     # Continue; should stop at call1e and print actual arguments.
 146     if [gdb_test "cont" ".* call1e \\(uc1=98 'b', ul=8, uc2=98 'b', ui=7, uc3=98 'b', us=6, uc4=98 'b', uc5=98 'b'\\) " "continue to call1e"] {
 147         return
 148     }
 149 }
 150
 151 #
 152 # Locate actual args; integrals mixed with floating point.
 153 #
 154
 155 proc float_and_integral_args {} {
 156     global prompt
 157     global det_file
 158
 159     delete_breakpoints
 160
 161     send "break call2a\n" ; expect -re ".*$prompt $"
 162     send "break call2b\n" ; expect -re ".*$prompt $"
 163     send "break call2c\n" ; expect -re ".*$prompt $"
 164     send "break call2d\n" ; expect -re ".*$prompt $"
 165     send "break call2e\n" ; expect -re ".*$prompt $"
 166     send "break call2f\n" ; expect -re ".*$prompt $"
 167     send "break call2g\n" ; expect -re ".*$prompt $"
 168     send "break call2h\n" ; expect -re ".*$prompt $"
 169     send "break call2i\n" ; expect -re ".*$prompt $"
 170
 171     # Run; should stop at call2a and print actual arguments.
 172
 173     setup_xfail "i960-*-*" 1813
 174     # The a29k fails all of these tests, perhaps because the prologue
 175     # code is broken.
 176     setup_xfail "a29k-*-udi"
 177     gdb_run_cmd
 178     expect {
 179         -re ".* call2a \\(c=97 'a', f1=4, s=1, d1=5, i=2, f2=4, l=3, d2=5\\) .*$prompt $" { pass "run to call2a" }
 180         -re "$prompt $" { fail "run to call2a" ; return }
 181         timeout { fail "(timeout) run to call2a" ; return }
 182     }
 183
 184     # Print each arg as a double check to see if we can print
 185     gdb_test "print c" ".* = 97 'a'"
 186     gdb_test "print f1" ".* = 4"
 187     gdb_test "print s" ".* = 1"
 188     gdb_test "print d1" ".* = 5"
 189     gdb_test "print i" ".* = 2"
 190     gdb_test "print f2" ".* = 4"
 191     gdb_test "print l" ".* = 3"
 192     gdb_test "print d2" ".* = 5"
 193
 194     # Continue; should stop at call2b and print actual arguments.
 195     if [gdb_test "cont" ".* call2b \\(f1=4, s=1, d1=5, i=2, f2=4, l=3, d2=5, c=97 'a'\\) " "continue to call2b"] {
 196         return
 197     }
 198
 199     # Continue; should stop at call2c and print actual arguments.
 200     if [gdb_test "cont" ".* call2c \\(s=1, d1=5, i=2, f2=4, l=3, d2=5, c=97 'a', f1=4\\) " "continue to call2c"] {
 201         return
 202     }
 203
 204     # Continue; should stop at call2d and print actual arguments.
 205     if [gdb_test "cont" ".* call2d \\(d1=5, i=2, f2=4, l=3, d2=5, c=97 'a', f1=4, s=1\\) " "continue to call2d"] {
 206         return
 207     }
 208
 209     # Continue; should stop at call2e and print actual arguments.
 210     if [gdb_test "cont" ".* call2e \\(i=2, f2=4, l=3, d2=5, c=97 'a', f1=4, s=1, d1=5\\) " "continue to call2e"] {
 211         return
 212     }
 213
 214     # Continue; should stop at call2f and print actual arguments.
 215     if [gdb_test "cont" ".* call2f \\(f2=4, l=3, d2=5, c=97 'a', f1=4, s=1, d1=5, i=2\\) " "continue to call2f"] {
 216         return
 217     }
 218
 219     # Continue; should stop at call2g and print actual arguments.
 220     if [gdb_test "cont" ".* call2g \\(l=3, d2=5, c=97 'a', f1=4, s=1, d1=5, i=2, f2=4\\) " "continue to call2g"] {
 221         return
 222     }
 223
 224     # Continue; should stop at call2h and print actual arguments.
 225     if [gdb_test "cont" ".* call2h \\(d2=5, c=97 'a', f1=4, s=1, d1=5, i=2, f2=4, l=3\\) " "continue to call2h"] {
 226         return
 227     }
 228
 229     # Continue; should stop at call2i and print actual arguments.
 230     if [gdb_test "cont" ".* call2i \\(c1=97 'a', f1=4, c2=97 'a', c3=97 'a', d1=5, c4=97 'a', c5=97 'a', c6=97 'a', f2=4, s=1, c7=97 'a', d2=5\\) " "continue to call2i"] {
 231         return
 232     }
 233 }
 234
 235 #
 236 # Locate actual args; dereference pointers to ints and floats.
 237 #
 238
 239 proc pointer_args {} {
 240     global prompt
 241     global hex
 242     global det_file
 243
 244     delete_breakpoints
 245
 246     send "break call3a\n" ; expect -re ".*$prompt $"
 247     send "break call3b\n" ; expect -re ".*$prompt $"
 248     send "break call3c\n" ; expect -re ".*$prompt $"
 249
 250     # Run; should stop at call3a and print actual arguments.
 251     # Try dereferencing the arguments.
 252
 253     # The a29k fails all of these tests, perhaps because the prologue
 254     # code is broken.
 255     setup_xfail "a29k-*-udi"
 256     gdb_run_cmd
 257     expect {
 258         -re ".* call3a \\(cp=$hex \"a\", sp=$hex, ip=$hex, lp=$hex\\) .*$prompt $" { pass "run to call3a" }
 259         -re "$prompt $" { fail "run to call3a" ; return }
 260         timeout { fail "(timeout) run to call3a" ; return }
 261     }
 262
 263     gdb_test "print *cp" ".* = 97 'a'"
 264     gdb_test "print *sp" ".* = 1"
 265     gdb_test "print *ip" ".* = 2"
 266     gdb_test "print *lp" ".* = 3"
 267
 268     # Continue; should stop at call3b and print actual arguments.
 269     # Try dereferencing the arguments.
 270     if [gdb_test "cont" ".* call3b \\(ucp=$hex \"b\", usp=$hex, uip=$hex, ulp=$hex\\) " "continue to call3b"] {
 271         return
 272     }
 273
 274     gdb_test "print *ucp" ".* = 98 'b'"
 275     gdb_test "print *usp" ".* = 6"
 276     gdb_test "print *uip" ".* = 7"
 277     gdb_test "print *ulp" ".* = 8"
 278
 279     # Continue; should stop at call3c and print actual arguments.
 280     # Try dereferencing the arguments.
 281     if [gdb_test "cont" ".* call3c \\(fp=$hex, dp=$hex\\) " "continue to call3c"] {
 282         return
 283     }
 284
 285     gdb_test "print *fp" ".* = 4"
 286     gdb_test "print *dp" ".* = 5"
 287
 288     pass "locate actual args, pointer types"
 289 }
 290
 291 #
 292 # Locate actual args; structures and unions passed by reference.
 293 #
 294
 295 proc structs_by_reference {} {
 296     global prompt
 297     global hex
 298     global det_file
 299
 300     delete_breakpoints
 301
 302     send "break call4a\n" ; expect -re ".*$prompt $"
 303     send "break call4b\n" ; expect -re ".*$prompt $"
 304
 305     # Run; should stop at call4a and print actual arguments.
 306     # Try dereferencing the arguments.
 307
 308     # The a29k fails all of these tests, perhaps because the prologue
 309     # code is broken.
 310     setup_xfail "a29k-*-udi"
 311     gdb_run_cmd
 312     expect {
 313         -re ".* call4a \\(stp=$hex\\) .*$prompt $" {
 314             pass "run to call4a"
 315         }
 316         -re "$prompt $" { fail "run to call4a" ; return }
 317         timeout { fail "(timeout) run to call4a" ; return }
 318     }
 319
 320     gdb_test "print *stp" ".* = \{s1 = 101, s2 = 102\}"
 321
 322     # Continue; should stop at call4b and print actual arguments.
 323     # Try dereferencing the arguments.
 324
 325     gdb_test "cont" ".* call4b \\(unp=$hex\\) " "continue to call4b"
 326
 327     gdb_test "print *unp" ".* = \{u1 = 1, u2 = 1\}"
 328
 329     pass "locate actual args, structs/unions passed by reference"
 330 }
 331
 332 #
 333 # Locate actual args; structures and unions passed by value.
 334 #
 335
 336 proc structs_by_value {} {
 337     global prompt
 338     global hex
 339     global det_file
 340
 341     delete_breakpoints
 342
 343     send "break call5a\n" ; expect -re ".*$prompt $"
 344     send "break call5b\n" ; expect -re ".*$prompt $"
 345
 346     # Run; should stop at call5a and print actual arguments.
 347     # Try dereferencing the arguments.
 348
 349     # The a29k fails all of these tests, perhaps because the prologue
 350     # code is broken.
 351     setup_xfail "a29k-*-udi"
 352     gdb_run_cmd
 353     expect {
 354         -re ".* call5a \\(st=\{s1 = 101, s2 = 102\}\\) .*$prompt $" {
 355             pass "run to call5a"
 356         }
 357         -re "$prompt $" { fail "run to call5a" ; return }
 358         timeout { fail "(timeout) run to call5a" ; return }
 359     }
 360
 361     gdb_test "print st" ".* = \{s1 = 101, s2 = 102\}"
 362
 363     # Continue; should stop at call5b and print actual arguments.
 364     # Try dereferencing the arguments.
 365     gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 2\}\\) " \
 366         "continue to call5b"
 367
 368     gdb_test "print un" ".* = \{u1 = 2, u2 = 2\}"
 369 }
 370
 371 #
 372 # Locate actual args; discard, shuffle, and call
 373 #
 374
 375 proc discard_and_shuffle {} {
 376     global prompt
 377     global hex
 378     global decimal
 379     global det_file
 380
 381     delete_breakpoints
 382
 383     send "break call6a\n" ; expect -re ".*$prompt $"
 384     send "break call6b\n" ; expect -re ".*$prompt $"
 385     send "break call6c\n" ; expect -re ".*$prompt $"
 386     send "break call6d\n" ; expect -re ".*$prompt $"
 387     send "break call6e\n" ; expect -re ".*$prompt $"
 388     send "break call6f\n" ; expect -re ".*$prompt $"
 389     send "break call6g\n" ; expect -re ".*$prompt $"
 390     send "break call6h\n" ; expect -re ".*$prompt $"
 391     send "break call6i\n" ; expect -re ".*$prompt $"
 392     send "break call6j\n" ; expect -re ".*$prompt $"
 393     send "break call6k\n" ; expect -re ".*$prompt $"
 394
 395     # Run; should stop at call6a and print actual arguments.
 396     # Print backtrace.
 397
 398     # The a29k fails all of these tests, perhaps because the prologue
 399     # code is broken.
 400     setup_xfail "a29k-*-udi"
 401     gdb_run_cmd
 402     expect {
 403         -re ".*Breakpoint $decimal, call6a .*$prompt $" { pass "run to call6a" }
 404         -re "$prompt $" { fail "run to call6a" ; return }
 405         timeout { fail "(timeout) run to call6a" ; return }
 406     }
 407
 408     send "backtrace 100\n"
 409     expect {
 410         -re "backtrace 100\r
 411 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 412 .* main \\(.*\\) .*\r
 413 $prompt $" { pass "backtrace from call6a" }
 414         -re "$prompt $" { fail "backtrace from call6a" ; return }
 415         timeout { fail "(timeout) backtrace from call6a" ; return }
 416     }
 417
 418     # Continue; should stop at call6b and print actual arguments.
 419     # Print backtrace.
 420
 421     send "continue\n"
 422     expect {
 423         -re ".*Breakpoint $decimal, call6b .*$prompt $" { pass "continue to call6b" }
 424         -re "$prompt $" { fail "continue to call6b" ; return }
 425         timeout { fail "(timeout) continue to call6b" ; return }
 426     }
 427
 428     send "backtrace 100\n"
 429     expect {
 430         -re "backtrace 100\r
 431 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 432 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 433 .* main \\(.*\\) .*\r
 434 $prompt $" { pass "backtrace from call6b" }
 435         -re "$prompt $" { fail "backtrace from call6b" ; return }
 436         timeout { fail "(timeout) backtrace from call6b" ; return }
 437     }
 438
 439     # Continue; should stop at call6c and print actual arguments.
 440     # Print backtrace.
 441
 442     send "continue\n"
 443     expect {
 444         -re ".*Breakpoint $decimal, call6c .*$prompt $" { pass "continue to call6c" }
 445         -re "$prompt $" { fail "continue to call6c" ; return }
 446         timeout { fail "(timeout) continue to call6c" ; return }
 447     }
 448
 449     send "backtrace 100\n"
 450     expect {
 451         -re "backtrace 100\r
 452 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 453 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 454 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 455 .* main \\(.*\\) .*\r
 456 $prompt $" { pass "backtrace from call6c" }
 457         -re "$prompt $" { fail "backtrace from call6c" ; return }
 458         timeout { fail "(timeout) backtrace from call6c" ; return }
 459     }
 460
 461     # Continue; should stop at call6d and print actual arguments.
 462     # Print backtrace.
 463
 464     send "continue\n"
 465     expect {
 466         -re ".*Breakpoint $decimal, call6d .*$prompt $" { pass "continue to call6d" }
 467         -re "$prompt $" { fail "continue to call6d" ; return }
 468         timeout { fail "(timeout) continue to call6d" ; return }
 469     }
 470
 471     send "backtrace 100\n"
 472     expect {
 473         -re "backtrace 100\r
 474 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 475 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 476 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 477 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 478 .* main \\(.*\\) .*\r
 479 $prompt $" { pass "backtrace from call6d" }
 480         -re "$prompt $" { fail "backtrace from call6d" ; return }
 481         timeout { fail "(timeout) backtrace from call6d" ; return }
 482     }
 483
 484     # Continue; should stop at call6e and print actual arguments.
 485     # Print backtrace.
 486
 487     send "continue\n"
 488     expect {
 489         -re ".*Breakpoint $decimal, call6e .*$prompt $" { pass "continue to call6e" }
 490         -re "$prompt $" { fail "continue to call6e" ; return }
 491         timeout { fail "(timeout) continue to call6e" ; return }
 492     }
 493
 494     send "backtrace 100\n"
 495     expect {
 496         -re "backtrace 100\r
 497 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 498 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 499 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 500 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 501 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 502 .* main \\(.*\\) .*\r
 503 $prompt $" { pass "backtrace from call6e" }
 504         -re "$prompt $" { fail "backtrace from call6e" ; return }
 505         timeout { fail "(timeout) backtrace from call6e" ; return }
 506     }
 507
 508     # Continue; should stop at call6f and print actual arguments.
 509     # Print backtrace.
 510
 511     send "continue\n"
 512     expect {
 513         -re ".*Breakpoint $decimal, call6f .*$prompt $" { pass "continue to call6f" }
 514         -re "$prompt $" { fail "continue to call6f" ; return }
 515         timeout { fail "(timeout) continue to call6f" ; return }
 516     }
 517
 518     send "backtrace 100\n"
 519     expect {
 520         -re "backtrace 100\r
 521 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 522 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 523 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 524 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 525 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 526 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 527 .* main \\(.*\\) .*\r
 528 $prompt $" { pass "backtrace from call6f" }
 529         -re "$prompt $" { fail "backtrace from call6f" ; return }
 530         timeout { fail "(timeout) backtrace from call6f" ; return }
 531     }
 532
 533     # Continue; should stop at call6g and print actual arguments.
 534     # Print backtrace.
 535
 536     send "continue\n"
 537     expect {
 538         -re ".*Breakpoint $decimal, call6g .*$prompt $" { pass "continue to call6g" }
 539         -re "$prompt $" { fail "continue to call6g" ; return }
 540         timeout { fail "(timeout) continue to call6g" ; return }
 541     }
 542
 543     send "backtrace 100\n"
 544     expect {
 545         -re "backtrace 100\r
 546 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 547 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 548 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 549 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 550 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 551 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 552 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 553 .* main \\(.*\\) .*\r
 554 $prompt $" { pass "backtrace from call6g" }
 555         -re "$prompt $" { fail "backtrace from call6g" ; return }
 556         timeout { fail "(timeout) backtrace from call6g" ; return }
 557     }
 558
 559     # Continue; should stop at call6h and print actual arguments.
 560     # Print backtrace.
 561
 562     send "continue\n"
 563     expect {
 564         -re ".*Breakpoint $decimal, call6h .*$prompt $" { pass "continue to call6h" }
 565         -re "$prompt $" { fail "continue to call6h" ; return }
 566         timeout { fail "(timeout) continue to call6h" ; return }
 567     }
 568
 569     send "backtrace 100\n"
 570     expect {
 571         -re "backtrace 100\r
 572 .* call6h \\(us=6, ui=7, ul=8\\) .*\r
 573 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 574 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 575 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 576 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 577 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 578 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 579 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 580 .* main \\(.*\\) .*\r
 581 $prompt $" { pass "backtrace from call6h" }
 582         -re "$prompt $" { fail "backtrace from call6h" ; return }
 583         timeout { fail "(timeout) backtrace from call6h" ; return }
 584     }
 585
 586     # Continue; should stop at call6i and print actual arguments.
 587     # Print backtrace.
 588
 589     send "continue\n"
 590     expect {
 591         -re ".*Breakpoint $decimal, call6i .*$prompt $" { pass "continue to call6i" }
 592         -re "$prompt $" { fail "continue to call6i" ; return }
 593         timeout { fail "(timeout) continue to call6i" ; return }
 594     }
 595
 596     send "backtrace 100\n"
 597     expect {
 598         -re "backtrace 100\r
 599 .* call6i \\(ui=7, ul=8\\) .*\r
 600 .* call6h \\(us=6, ui=7, ul=8\\) .*\r
 601 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 602 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 603 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 604 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 605 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 606 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 607 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 608 .* main \\(.*\\) .*\r
 609 $prompt $" { pass "backtrace from call6i" }
 610         -re "$prompt $" { fail "backtrace from call6i" ; return }
 611         timeout { fail "(timeout) backtrace from call6i" ; return }
 612     }
 613
 614     # Continue; should stop at call6j and print actual arguments.
 615     # Print backtrace.
 616
 617     send "continue\n"
 618     expect {
 619         -re ".*Breakpoint $decimal, call6j .*$prompt $" { pass "continue to call6j" }
 620         -re "$prompt $" { fail "continue to call6j" ; return }
 621         timeout { fail "(timeout) continue to call6j" ; return }
 622     }
 623
 624     send "backtrace 100\n"
 625     expect {
 626         -re "backtrace 100\r
 627 .* call6j \\(ul=8\\) .*\r
 628 .* call6i \\(ui=7, ul=8\\) .*\r
 629 .* call6h \\(us=6, ui=7, ul=8\\) .*\r
 630 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 631 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 632 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 633 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 634 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 635 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 636 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 637 .* main \\(.*\\) .*\r
 638 $prompt $" { pass "backtrace from call6j" }
 639         -re "$prompt $" { fail "backtrace from call6j" ; return }
 640         timeout { fail "(timeout) backtrace from call6j" ; return }
 641     }
 642
 643     # Continue; should stop at call6k and print actual arguments.
 644     # Print backtrace.
 645     # This fails on i960-*-vxworks because gdb gets confused by
 646     # breakpoints on adjacent instructions.
 647     setup_xfail "i960-*-vxworks" 1786
 648     send "continue\n"
 649     expect {
 650         -re ".*Breakpoint $decimal, call6k .*$prompt $" {
 651             pass "continue to call6k"
 652         }
 653         -re "$prompt $" { fail "continue to call6k"; return }
 654         timeout { fail "(timeout) continue to call6k"; return }
 655     }
 656
 657     send "backtrace 100\n"
 658     expect {
 659         -re "backtrace 100\r
 660 .* call6k \\(\\) .*\r
 661 .* call6j \\(ul=8\\) .*\r
 662 .* call6i \\(ui=7, ul=8\\) .*\r
 663 .* call6h \\(us=6, ui=7, ul=8\\) .*\r
 664 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 665 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 666 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 667 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 668 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 669 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 670 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 671 .* main \\(.*\\) .*\r
 672 $prompt $" { pass "backtrace from call6k" }
 673         -re "$prompt $" { fail "backtrace from call6k" ; return }
 674         timeout { fail "(timeout) backtrace from call6k" ; return }
 675     }
 676 }
 677
 678 #
 679 # Locate actual args; shuffle round robin and call
 680 #
 681
 682 proc shuffle_round_robin {} {
 683     global prompt
 684     global hex
 685     global decimal
 686     global det_file
 687
 688     delete_breakpoints
 689
 690     send "break call7a\n" ; expect -re ".*$prompt $"
 691     send "break call7b\n" ; expect -re ".*$prompt $"
 692     send "break call7c\n" ; expect -re ".*$prompt $"
 693     send "break call7d\n" ; expect -re ".*$prompt $"
 694     send "break call7e\n" ; expect -re ".*$prompt $"
 695     send "break call7f\n" ; expect -re ".*$prompt $"
 696     send "break call7g\n" ; expect -re ".*$prompt $"
 697     send "break call7h\n" ; expect -re ".*$prompt $"
 698     send "break call7i\n" ; expect -re ".*$prompt $"
 699     send "break call7j\n" ; expect -re ".*$prompt $"
 700     send "break call7k\n" ; expect -re ".*$prompt $"
 701
 702     # Run; should stop at call7a and print actual arguments.
 703     # Print backtrace.
 704
 705     # The a29k fails all of these tests, perhaps because the prologue
 706     # code is broken.
 707     setup_xfail "a29k-*-udi"
 708     gdb_run_cmd
 709     expect {
 710         -re ".*Breakpoint $decimal, call7a .*$prompt $" {
 711             pass "run to call7a"
 712         }
 713         -re "$prompt $" { fail "run to call7a" ; return }
 714         timeout { fail "(timeout) run to call7a" ; return }
 715     }
 716
 717     setup_xfail "i960-*-*" 1813
 718     send "backtrace 100\n"
 719     expect {
 720         -re "backtrace 100\r
 721 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 722 .* main \\(.*\\) .*\r
 723 $prompt $" { pass "backtrace from call7a" }
 724         -re "$prompt $" { fail "backtrace from call7a" ; return }
 725         timeout { fail "(timeout) backtrace from call7a" ; return }
 726     }
 727
 728     # Continue; should stop at call7b and print actual arguments.
 729     # Print backtrace.
 730
 731     send "continue\n"
 732     expect {
 733         -re ".*Breakpoint $decimal, call7b .*$prompt $" { pass "continue to call7b" }
 734         -re "$prompt $" { fail "continue to call7b" ; return }
 735         timeout { fail "(timeout) continue to call7b" ; return }
 736     }
 737
 738     send "backtrace 100\n"
 739     expect {
 740         -re "backtrace 100\r
 741 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 742 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 743 .* main \\(.*\\) .*\r
 744 $prompt $" { pass "backtrace from call7b" }
 745         -re "$prompt $" { fail "backtrace from call7b" ; return }
 746         timeout { fail "(timeout) backtrace from call7b" ; return }
 747     }
 748
 749     # Continue; should stop at call7c and print actual arguments.
 750     # Print backtrace.
 751
 752     send "continue\n"
 753     expect {
 754         -re ".*Breakpoint $decimal, call7c .*$prompt $" { pass "continue to call7c" }
 755         -re "$prompt $" { fail "continue to call7c" ; return }
 756         timeout { fail "(timeout) continue to call7c" ; return }
 757     }
 758
 759     send "backtrace 100\n"
 760     expect {
 761         -re "backtrace 100\r
 762 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 763 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 764 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 765 .* main \\(.*\\) .*\r
 766 $prompt $" { pass "backtrace from call7c" }
 767         -re "$prompt $" { fail "backtrace from call7c" ; return }
 768         timeout { fail "(timeout) backtrace from call7c" ; return }
 769     }
 770
 771     # Continue; should stop at call7d and print actual arguments.
 772     # Print backtrace.
 773
 774     send "continue\n"
 775     expect {
 776         -re ".*Breakpoint $decimal, call7d .*$prompt $" { pass "continue to call7d" }
 777         -re "$prompt $" { fail "continue to call7d" ; return }
 778         timeout { fail "(timeout) continue to call7d" ; return }
 779     }
 780
 781     send "backtrace 100\n"
 782     expect {
 783         -re "backtrace 100\r
 784 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 785 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 786 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 787 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 788 .* main \\(.*\\) .*\r
 789 $prompt $" { pass "backtrace from call7d" }
 790         -re "$prompt $" { fail "backtrace from call7d" ; return }
 791         timeout { fail "(timeout) backtrace from call7d" ; return }
 792     }
 793
 794     # Continue; should stop at call7e and print actual arguments.
 795     # Print backtrace.
 796
 797     send "continue\n"
 798     expect {
 799         -re "Breakpoint $decimal, call7e .*$prompt $" { pass "continue to call7e" }
 800         -re "$prompt $" { fail "continue to call7e" ; return }
 801         timeout { fail "(timeout) continue to call7e" ; return }
 802     }
 803
 804     send "backtrace 100\n"
 805     expect {
 806         -re "backtrace 100\r
 807 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 808 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 809 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 810 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 811 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 812 .* main \\(.*\\) .*\r
 813 $prompt $" { pass "backtrace from call7e" }
 814         -re "$prompt $" { fail "backtrace from call7e" ; return }
 815         timeout { fail "(timeout) backtrace from call7e" ; return }
 816     }
 817
 818     # Continue; should stop at call7f and print actual arguments.
 819     # Print backtrace.
 820
 821     send "continue\n"
 822     expect {
 823         -re ".*Breakpoint $decimal, call7f .*$prompt $" { pass "continue to call7f" }
 824         -re "$prompt $" { fail "continue to call7f" ; return }
 825         timeout { fail "(timeout) continue to call7f" ; return }
 826     }
 827
 828     send "backtrace 100\n"
 829     expect {
 830         -re "backtrace 100\r
 831 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 832 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 833 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 834 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 835 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 836 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 837 .* main \\(.*\\) .*\r
 838 $prompt $" { pass "backtrace from call7f" }
 839         -re "$prompt $" { fail "backtrace from call7f" ; return }
 840         timeout { fail "(timeout) backtrace from call7f" ; return }
 841     }
 842
 843     # Continue; should stop at call7g and print actual arguments.
 844     # Print backtrace.
 845
 846     send "continue\n"
 847     expect {
 848         -re ".*Breakpoint $decimal, call7g .*$prompt $" { pass "continue to call7g" }
 849         -re "$prompt $" { fail "continue to call7g" ; return }
 850         timeout { fail "(timeout) continue to call7g" ; return }
 851     }
 852
 853     send "backtrace 100\n"
 854     expect {
 855         -re "backtrace 100\r
 856 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 857 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 858 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 859 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 860 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 861 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 862 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 863 .* main \\(.*\\) .*\r
 864 $prompt $" { pass "backtrace from call7g" }
 865         -re "$prompt $" { fail "backtrace from call7g" ; return }
 866         timeout { fail "(timeout) backtrace from call7g" ; return }
 867     }
 868
 869     # Continue; should stop at call7h and print actual arguments.
 870     # Print backtrace.
 871
 872     send "continue\n"
 873     expect {
 874         -re ".*Breakpoint $decimal, call7h .*$prompt $" { pass "continue to call7h" }
 875         -re "$prompt $" { fail "continue to call7h" ; return }
 876         timeout { fail "(timeout) continue to call7h" ; return }
 877     }
 878
 879     send "backtrace 100\n"
 880     expect {
 881         -re "backtrace 100\r
 882 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) .*\r
 883 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 884 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 885 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 886 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 887 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 888 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 889 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 890 .* main \\(.*\\) .*\r
 891 $prompt $" { pass "backtrace from call7h" }
 892         -re "$prompt $" { fail "backtrace from call7h" ; return }
 893         timeout { fail "(timeout) backtrace from call7h" ; return }
 894     }
 895
 896     # Continue; should stop at call7i and print actual arguments.
 897     # Print backtrace.
 898
 899     send "continue\n"
 900     expect {
 901         -re ".*Breakpoint $decimal, call7i .*$prompt $" { pass "continue to call7i" }
 902         -re "$prompt $" { fail "continue to call7i" ; return }
 903         timeout { fail "(timeout) continue to call7i" ; return }
 904     }
 905
 906     send "backtrace 100\n"
 907     expect {
 908         -re "backtrace 100\r
 909 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) .*\r
 910 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) .*\r
 911 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 912 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 913 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 914 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 915 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 916 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 917 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 918 .* main \\(.*\\) .*\r
 919 $prompt $" { pass "backtrace from call7i" }
 920         -re "$prompt $" { fail "backtrace from call7i" ; return }
 921         timeout { fail "(timeout) backtrace from call7i" ; return }
 922     }
 923
 924     # Continue; should stop at call7j and print actual arguments.
 925     # Print backtrace.
 926
 927     send "continue\n"
 928     expect {
 929         -re ".*Breakpoint $decimal, call7j .*$prompt $" { pass "continue to call7j" }
 930         -re "$prompt $" { fail "continue to call7j" ; return }
 931         timeout { fail "(timeout) continue to call7j" ; return }
 932     }
 933
 934     send "backtrace 100\n"
 935     expect {
 936         -re "backtrace 100\r
 937 .* call7j \\(ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\\) .*\r
 938 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) .*\r
 939 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) .*\r
 940 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 941 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 942 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 943 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 944 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 945 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 946 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 947 .* main \\(.*\\) .*\r
 948 $prompt $" { pass "backtrace from call7j" }
 949         -re "$prompt $" { fail "backtrace from call7j" ; return }
 950         timeout { fail "(timeout) backtrace from call7j" ; return }
 951     }
 952
 953     # Continue; should stop at call7k and print actual arguments.
 954     # Print backtrace.
 955
 956     send "continue\n"
 957     expect {
 958         -re ".*Breakpoint $decimal, call7k .*$prompt $" { pass "continue to call7k" }
 959         -re "$prompt $" { fail "continue to call7k" ; return }
 960         timeout { fail "(timeout) continue to call7k" ; return }
 961     }
 962
 963     send "backtrace 100\n"
 964     expect {
 965         -re "backtrace 100\r
 966 .* call7k \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 967 .* call7j \\(ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\\) .*\r
 968 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) .*\r
 969 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) .*\r
 970 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 971 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 972 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 973 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 974 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 975 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 976 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 977 .* main \\(.*\\) .*\r
 978 $prompt $" { pass "backtrace from call7k" }
 979         -re "$prompt $" { fail "backtrace from call7k" ; return }
 980         timeout { fail "(timeout) backtrace from call7k" ; return }
 981     }
 982 }
 983
 984 #
 985 # Locate actual args; recursive passing of structs by value
 986 #
 987
 988 proc recursive_structs_by_value {} {
 989     global prompt
 990     global hex
 991     global decimal
 992     global det_file
 993
 994     delete_breakpoints
 995
 996     send "break hitbottom\n" ; expect -re ".*$prompt $"
 997
 998     # Run; should stop at hitbottom and print actual arguments.
 999     # Print backtrace.
1000     gdb_run_cmd
1001     expect {
1002         -re ".*Breakpoint $decimal, hitbottom .*$prompt $" { pass "run to hitbottom" }
1003         -re "$prompt $" { fail "run to hitbottom" ; return }
1004         timeout { fail "(timeout) run to hitbottom" ; return }
1005     }
1006
1007     # The a29k fails all of these tests, perhaps because the prologue
1008     # code is broken.
1009     setup_xfail "a29k-*-udi"
1010     send "backtrace 100\n"
1011     expect {
1012         -re "backtrace 100\r
1013 .* hitbottom \\(\\) .*\r
1014 .* recurse \\(a=\{s = 0, i = 0, l = 0\}, depth=0\\) .*\r
1015 .* recurse \\(a=\{s = 1, i = 1, l = 1\}, depth=1\\) .*\r
1016 .* recurse \\(a=\{s = 2, i = 2, l = 2\}, depth=2\\) .*\r
1017 .* recurse \\(a=\{s = 3, i = 3, l = 3\}, depth=3\\) .*\r
1018 .* recurse \\(a=\{s = 4, i = 4, l = 4\}, depth=4\\) .*\r
1019 .* test_struct_args \\(\\) .*\r
1020 .* main \\(.*\\) .*\r
1021 $prompt $" { pass "recursive passing of structs by value" }
1022         -re "$prompt $" { fail "recursive passing of structs by value" ; return }
1023         timeout { fail "(timeout) recursive passing of structs by value" ; return }
1024     }
1025 }
1026
1027 proc funcargs_reload { } {
1028     global objdir
1029     global subdir
1030     global binfile
1031     global srcdir
1032
1033     if [istarget "mips-idt-*"] then {
1034         # Restart because IDT/SIM runs out of file descriptors.
1035         gdb_exit
1036         gdb_start
1037         gdb_reinitialize_dir $srcdir/$subdir
1038         gdb_load $objdir/$subdir/$binfile
1039     }
1040 }
1041
1042 #
1043 # Test for accessing local stack variables in functions which call alloca
1044 #
1045 proc localvars_after_alloca { } {
1046     global prompt
1047     global hex
1048     global decimal
1049
1050     if { ! [ runto localvars_after_alloca ] } then { return 0 }
1051
1052     # Print each arg as a double check to see if we can print
1053     # them here as well as with backtrace.
1054
1055     gdb_test "print c" " = 97 'a'"
1056     gdb_test "print s" " = 1"
1057     gdb_test "print i" " = 2"
1058     gdb_test "print l" " = 3"
1059
1060     send "next\n"
1061     expect {
1062         -re ".*$prompt $" { pass "next in localvars_after_alloca()" }
1063         timeout { fail "next in localvars_after_alloca()" ; return }
1064     }
1065
1066     # Print each arg as a double check to see if we can print
1067     # them here as well as with backtrace.
1068
1069     gdb_test "print c" " = 97 'a'" "print c in localvars_after_alloca"
1070     gdb_test "print s" " = 1" "print s in localvars_after_alloca"
1071     gdb_test "print i" " = 2" "print i in localvars_after_alloca"
1072     gdb_test "print l" " = 3" "print l in localvars_after_alloca"
1073
1074     gdb_test "backtrace 8" "#0.*localvars_after_alloca \\(c=97 'a', s=1, i=2, l=3\\).*#1.*main" "backtrace after alloca"
1075 }
1076
1077 proc call_after_alloca { } {
1078     global prompt
1079     global hex
1080     global decimal
1081
1082     if { ! [ runto call_after_alloca_subr ] } then { return 0 }
1083
1084     # Print each arg as a double check to see if we can print
1085     # them here as well as with backtrace.
1086
1087     gdb_test "print c" " = 97 'a'" "print c in call_after_alloca"
1088     gdb_test "print s" " = 1" "print s in call_after_alloca"
1089     gdb_test "print i" " = 2" "print i in call_after_alloca"
1090     gdb_test "print l" " = 3" "print l in call_after_alloca"
1091
1092     gdb_test "backtrace 8" "#0.*call_after_alloca_subr \\(c=97 'a', s=1, i=2, l=3, uc=98 'b', us=11, ui=12, ul=13\\).*#1.*call_after_alloca \\(c=97 'a', s=1, i=2, l=3\\).*#2.*main" "backtrace from call_after_alloca_subr"
1093 }
1094
1095 #
1096 # Test for accessing local stack variables, backtraces, finish,
1097 # and finally stepping into indirect calls.  The point is that on the PA
1098 # these use a funky `dyncall' mechanism which GDB needs to know about.
1099 #
1100 proc localvars_in_indirect_call { } {
1101     global prompt
1102     global hex
1103     global decimal
1104
1105     # Can not use "runto call0a" as call0a is called several times
1106     # during single run.  Instead stop in a marker function and
1107     # take control from there.
1108     if { ! [ runto marker_indirect_call ] } then { return 0 }
1109
1110     # break on the next call to call0a, then delete all the breakpoints
1111     # and start testing.
1112     gdb_test "break call0a" "Breakpoint .*" \
1113         "break call0a in localvars_in_indirect_call"
1114     gdb_test "continue" "call0a .*" "continue in localvars_in_indirect_call"
1115     delete_breakpoints
1116
1117     # Print each arg as a double check to see if we can print
1118     # them here as well as with backtrace.
1119
1120     gdb_test "print c" " = 97 'a'" "print c in localvars_in_indirect_call"
1121     gdb_test "print s" " = 1" "print s in localvars_in_indirect_call"
1122     gdb_test "print i" " = 2" "print i in localvars_in_indirect_call"
1123     gdb_test "print l" " = 3" "print l in localvars_in_indirect_call"
1124
1125     gdb_test "backtrace 8" \
1126         "#0.*call0a \\(c=97 'a', s=1, i=2, l=3\\).*#1.*main" \
1127         "backtrace in indirectly called function"
1128
1129     #
1130     # "finish" brings us back to main.  We then will try to step through
1131     # the second indirect call.
1132     # On some targets (e.g. m68k) gdb will stop from the finish in midline
1133     # of the first indirect call. This is due to stack adjustment instructions
1134     # after the indirect call. In these cases we will step till we hit the
1135     # second indirect call.
1136     #
1137
1138     send "finish\n"
1139     expect {
1140         -re "\\(\\*pointer_to_call0a\\) \\(c, s, i, l\\);.*First.*$prompt $" {
1141             send "step\n"
1142             exp_continue
1143         }
1144         -re "\\(\\*pointer_to_call0a\\) \\(c, s, i, l\\);.*Second.*$prompt $" {
1145             pass "finish from indirectly called function"
1146         }
1147         -re ".*$prompt $" {
1148             fail "finish from indirectly called function"
1149             return
1150         }
1151         default { fail "finish from indirectly called function" ; return }
1152     }
1153
1154     gdb_test "step" "call0a \\(c=97 'a', s=1, i=2, l=3\\)" \
1155         "stepping into indirectly called function"
1156 }
1157
1158 # Start with a fresh gdb.
1159 #
1160 # Test for stepping into indirect calls which may have trampolines (possibly
1161 # cascaded) on both the call path and the return path.
1162 # to handle trampolines.
1163 #
1164 proc test_stepping_over_trampolines { } {
1165     global prompt
1166     global hex
1167     global decimal
1168
1169     # Stop in a marker function and take control from there.
1170     if { ! [ runto marker_call_with_trampolines ] } then { return 0 }
1171
1172     # Cater for gdb stopping in midline, see comment for finish above.
1173     send "finish\n"
1174     expect {
1175         -re "marker_call_with_trampolines ..;.*$prompt $" {
1176             send "step\n"
1177             exp_continue
1178         }
1179         -re "pointer_to_call_with_trampolines.*$prompt $" {
1180             pass "finish from marker_call_with_trampolines"
1181         }
1182         -re ".*$prompt $" {
1183             fail "finish from marker_call_with_trampolines"
1184         }
1185         default { fail "finish from marker_call_with_trampolines" ; return 0 }
1186     }
1187
1188     # Try to step into the target function.
1189     gdb_test "step" "call_with_trampolines \\(d1=5\\)" \
1190         "stepping into function called with trampolines"
1191
1192     # Make we can backtrace and the argument looks correct.  */
1193     gdb_test "backtrace 8" "#0.*call_with_trampolines \\(d1=5\\).*1.*main" \
1194         "backtrace through call with trampolines"
1195
1196     # Make sure we can get back to main.
1197     # Stepping back to main might stop again after the return statement
1198     # or immediately transfer control back to main if optimizations
1199     # are performed.
1200     send "step\n"
1201     expect {
1202         -re "main .* at.*$prompt $" {
1203             pass "stepping back to main from function called with trampolines" ;
1204             return 1
1205         }
1206         -re "\}.*End of call_with_trampolines.*$prompt $" {
1207             send "step\n"
1208             exp_continue
1209         }
1210         -re ".*$prompt $" {
1211             fail "stepping back to main from function called with trampolines"
1212         }
1213         default { fail "stepping back to main from function called with trampolines" ; return 0 }
1214     }
1215 }
1216
1217 # Start with a fresh gdb.
1218
1219 gdb_exit
1220 gdb_start
1221 gdb_reinitialize_dir $srcdir/$subdir
1222 gdb_load $objdir/$subdir/$binfile
1223
1224 set oldtimeout $timeout
1225 set timeout 120
1226
1227 integral_args
1228 funcargs_reload
1229 unsigned_integral_args
1230 funcargs_reload
1231 float_and_integral_args
1232 funcargs_reload
1233 pointer_args
1234 funcargs_reload
1235 structs_by_reference
1236 funcargs_reload
1237 structs_by_value
1238 funcargs_reload
1239 discard_and_shuffle
1240 funcargs_reload
1241 shuffle_round_robin
1242 funcargs_reload
1243 recursive_structs_by_value
1244 funcargs_reload
1245 localvars_after_alloca
1246 funcargs_reload
1247 call_after_alloca
1248 funcargs_reload
1249 localvars_in_indirect_call
1250 funcargs_reload
1251 test_stepping_over_trampolines
1252
1253 catch "set timeout $oldtimeout"