gdb/testsuite/gdb.base/funcargs.exp

   1 # Copyright (C) 1992, 1994 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     send "run\n"
  58     expect {
  59         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
  60             send "y\n"
  61             exp_continue
  62         }
  63         -re ".* call0a \[(\]+c=97 'a', s=1, i=2, l=3\[)\]+ .*$prompt $" {}
  64         -re "$prompt $"  { fail "run to call0a" ; return }
  65         timeout { fail "(timeout) run to call0a" ; return }
  66     }
  67
  68     # Print each arg as a double check to see if we can print
  69     # them here as well as with backtrace.
  70     if [gdb_test "print c" ".* = 97 'a'" ""] {
  71         fail "print c"; return
  72     }
  73     if [gdb_test "print s" ".* = 1" ""] {
  74         fail "print s"; return
  75     }
  76     if [gdb_test "print i" ".* = 2" ""] {
  77         fail "print i"; return
  78     }
  79     if [gdb_test "print l" ".* = 3" ""] {
  80         fail "print l"; return
  81     }
  82
  83     # Continue; should stop at call0b and print actual arguments.
  84     if [gdb_test "cont" ".* call0b \[(\]+s=1, i=2, l=3, c=97 'a'\[)\]+ " ""] {
  85         fail "continue to call0b"; return
  86     }
  87
  88     # Continue; should stop at call0c and print actual arguments.
  89     if [gdb_test "cont" ".* call0c \[(\]+i=2, l=3, c=97 'a', s=1\[)\]+ " ""] {
  90         fail "continue to call0c"; return
  91     }
  92
  93     # Continue; should stop at call0d and print actual arguments.
  94     if [gdb_test "cont" ".* call0d \[(\]+l=3, c=97 'a', s=1, i=2\[)\]+ " ""] {
  95         fail "continue to call0d"; return
  96     }
  97
  98     # Continue; should stop at call0e and print actual arguments.
  99     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'\[)\]+ " "" ] {
 100         fail "continue to call0e"; return
 101     }
 102
 103     pass "locate actual args, signed integral types"
 104 }
 105
 106 #
 107 # Locate actual args; unsigned integral types.
 108 #
 109
 110 proc unsigned_integral_args {} {
 111     global prompt
 112     global det_file
 113
 114     delete_breakpoints
 115
 116     send "break call1a\n" ; expect -re ".*$prompt $"
 117     send "break call1b\n" ; expect -re ".*$prompt $"
 118     send "break call1c\n" ; expect -re ".*$prompt $"
 119     send "break call1d\n" ; expect -re ".*$prompt $"
 120     send "break call1e\n" ; expect -re ".*$prompt $"
 121
 122     # Run; should stop at call1a and print actual arguments.
 123     # The a29k fails all of these tests, perhaps because the prologue
 124     # code is broken.
 125     setup_xfail "a29k-*-udi"
 126     send "run\n"
 127     expect {
 128         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
 129             send "y\n"
 130             exp_continue
 131         }
 132         -re ".* call1a \[(\]+uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*$prompt $" {}
 133         -re "$prompt $" { fail "run to call1a" ; return }
 134         timeout { fail "(timeout) run to call1a" ; return }
 135     }
 136
 137     # Print each arg as a double check to see if we can print
 138     # them here as well as with backtrace.
 139     if [gdb_test "print uc" ".* = 98 'b'" ""] {
 140         fail "print uc"; return
 141     }
 142     if [gdb_test "print us" ".* = 6" ""] {
 143         fail "print us"; return
 144     }
 145     if [gdb_test "print ui" ".* = 7" ""] {
 146         fail "print ui"; return
 147     }
 148     if [gdb_test "print ul" ".* = 8" ""] {
 149         fail "print ul"; return
 150     }
 151
 152     # Continue; should stop at call1b and print actual arguments.
 153     if [gdb_test "cont" ".* call1b \[(\]+us=6, ui=7, ul=8, uc=98 'b'\[)\]+ " ""] {
 154         fail "continue to call1b"; return
 155     }
 156
 157     # Continue; should stop at call1c and print actual arguments.
 158     if [gdb_test "cont" ".* call1c \[(\]+ui=7, ul=8, uc=98 'b', us=6\[)\]+ " ""] {
 159         fail "continue to call1c"; return
 160     }
 161
 162     # Continue; should stop at call1d and print actual arguments.
 163     if [gdb_test "cont" ".* call1d \[(\]+ul=8, uc=98 'b', us=6, ui=7\[)\]+ " ""] {
 164         fail "continue to call1d"; return
 165     }
 166
 167     # Continue; should stop at call1e and print actual arguments.
 168     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'\[)\]+ " ""] {
 169         fail "continue to call1e"; return
 170     }
 171
 172     pass "locate actual args, unsigned integral types"
 173 }
 174
 175 #
 176 # Locate actual args; integrals mixed with floating point.
 177 #
 178
 179 proc float_and_integral_args {} {
 180     global prompt
 181     global det_file
 182
 183     delete_breakpoints
 184
 185     send "break call2a\n" ; expect -re ".*$prompt $"
 186     send "break call2b\n" ; expect -re ".*$prompt $"
 187     send "break call2c\n" ; expect -re ".*$prompt $"
 188     send "break call2d\n" ; expect -re ".*$prompt $"
 189     send "break call2e\n" ; expect -re ".*$prompt $"
 190     send "break call2f\n" ; expect -re ".*$prompt $"
 191     send "break call2g\n" ; expect -re ".*$prompt $"
 192     send "break call2h\n" ; expect -re ".*$prompt $"
 193     send "break call2i\n" ; expect -re ".*$prompt $"
 194
 195     # Run; should stop at call2a and print actual arguments.
 196
 197     setup_xfail "i960-*-*" 1813
 198     # The a29k fails all of these tests, perhaps because the prologue
 199     # code is broken.
 200     setup_xfail "a29k-*-udi"
 201     send "run\n"
 202     expect {
 203         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
 204             send "y\n"
 205             exp_continue
 206         }
 207         -re ".* call2a \[(\]+c=97 'a', f1=4, s=1, d1=5, i=2, f2=4, l=3, d2=5\[)\]+ .*$prompt $" {}
 208         -re "$prompt $" { fail "run to call2a" ; return }
 209         timeout { fail "(timeout) run to call2a" ; return }
 210     }
 211
 212     # Print each arg as a double check to see if we can print
 213
 214     if [gdb_test "print c" ".* = 97 'a'" ""] {
 215         fail "print c"; return
 216     }
 217     if [gdb_test "print f1" ".* = 4" ""] {
 218         fail "print f1"; return
 219     }
 220     if [gdb_test "print s" ".* = 1" ""] {
 221         fail "print s"; return
 222     }
 223     if [gdb_test "print d1" ".* = 5" ""] {
 224         fail "print d1"; return
 225     }
 226     if [gdb_test "print i" ".* = 2" ""] {
 227         fail "print i"; return
 228     }
 229     if [gdb_test "print f2" ".* = 4" ""] {
 230         fail "print f2"; return
 231     }
 232     if [gdb_test "print l" ".* = 3" ""] {
 233         fail "print l"; return
 234     }
 235     if [gdb_test "print d2" ".* = 5" ""] {
 236         fail "print d2"; return
 237     }
 238
 239     # Continue; should stop at call2b and print actual arguments.
 240     if [gdb_test "cont" ".* call2b \[(\]+f1=4, s=1, d1=5, i=2, f2=4, l=3, d2=5, c=97 'a'\[)\]+ " ""] {
 241         fail "continue to call2b"; return
 242     }
 243
 244     # Continue; should stop at call2c and print actual arguments.
 245     if [gdb_test "cont" ".* call2c \[(\]+s=1, d1=5, i=2, f2=4, l=3, d2=5, c=97 'a', f1=4\[)\]+ " ""] {
 246         fail "continue to call2c"; return
 247     }
 248
 249     # Continue; should stop at call2d and print actual arguments.
 250     if [gdb_test "cont" ".* call2d \[(\]+d1=5, i=2, f2=4, l=3, d2=5, c=97 'a', f1=4, s=1\[)\]+ " ""] {
 251         fail "continue to call2d"; return
 252     }
 253
 254     # Continue; should stop at call2e and print actual arguments.
 255     if [gdb_test "cont" ".* call2e \[(\]+i=2, f2=4, l=3, d2=5, c=97 'a', f1=4, s=1, d1=5\[)\]+ " ""] {
 256         fail "continue to call2e"; return
 257     }
 258
 259     # Continue; should stop at call2f and print actual arguments.
 260     if [gdb_test "cont" ".* call2f \[(\]+f2=4, l=3, d2=5, c=97 'a', f1=4, s=1, d1=5, i=2\[)\]+ " ""] {
 261         fail "continue to call2f"; return
 262     }
 263
 264     # Continue; should stop at call2g and print actual arguments.
 265     if [gdb_test "cont" ".* call2g \[(\]+l=3, d2=5, c=97 'a', f1=4, s=1, d1=5, i=2, f2=4\[)\]+ " ""] {
 266         fail "continue to call2g"; return
 267     }
 268
 269     # Continue; should stop at call2h and print actual arguments.
 270     if [gdb_test "cont" ".* call2h \[(\]+d2=5, c=97 'a', f1=4, s=1, d1=5, i=2, f2=4, l=3\[)\]+ " ""] {
 271         fail "continue to call2h"; return
 272     }
 273
 274     # Continue; should stop at call2i and print actual arguments.
 275     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\[)\]+ " ""] {
 276         fail "continue to call2i"; return
 277     }
 278
 279     pass "locate actual args, mixed integral and float types"
 280 }
 281
 282 #
 283 # Locate actual args; dereference pointers to ints and floats.
 284 #
 285
 286 proc pointer_args {} {
 287     global prompt
 288     global hex
 289     global det_file
 290
 291     delete_breakpoints
 292
 293     send "break call3a\n" ; expect -re ".*$prompt $"
 294     send "break call3b\n" ; expect -re ".*$prompt $"
 295     send "break call3c\n" ; expect -re ".*$prompt $"
 296
 297     # Run; should stop at call3a and print actual arguments.
 298     # Try dereferencing the arguments.
 299
 300     send "run\n"
 301     # The a29k fails all of these tests, perhaps because the prologue
 302     # code is broken.
 303     setup_xfail "a29k-*-udi"
 304     expect {
 305         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
 306             send "y\n"
 307             exp_continue
 308         }
 309         -re ".* call3a \[(\]+cp=$hex \"a\", sp=$hex, ip=$hex, lp=$hex\[)\]+ .*$prompt $" {}
 310         -re "$prompt $" { fail "run to call3a" ; return }
 311         timeout { fail "(timeout) run to call3a" ; return }
 312     }
 313
 314     if [gdb_test "print *cp" ".* = 97 'a'" ""] {
 315         fail "print *cp"; return
 316     }
 317     if [gdb_test "print *sp" ".* = 1" ""] {
 318         fail "print *sp"; return
 319     }
 320     if [gdb_test "print *ip" ".* = 2" ""] {
 321         fail "print *ip"; return
 322     }
 323     if [gdb_test "print *lp" ".* = 3" ""] {
 324         fail "print *lp"; return
 325     }
 326
 327     # Continue; should stop at call3b and print actual arguments.
 328     # Try dereferencing the arguments.
 329     if [gdb_test "cont" ".* call3b \[(\]+ucp=$hex \"b\", usp=$hex, uip=$hex, ulp=$hex\[)\]+ " ""] {
 330         fail "continue to call3b"; return
 331     }
 332
 333     if [gdb_test "print *ucp" ".* = 98 'b'" ""] {
 334         fail "print *ucp"; return
 335     }
 336     if [gdb_test "print *usp" ".* = 6" ""] {
 337         fail "print *usp"; return
 338     }
 339     if [gdb_test "print *uip" ".* = 7" ""] {
 340         fail "print *uip"; return
 341     }
 342     if [gdb_test "print *ulp" ".* = 8" ""] {
 343         fail "print *ulp"; return
 344     }
 345
 346     # Continue; should stop at call3c and print actual arguments.
 347     # Try dereferencing the arguments.
 348     if [gdb_test "cont" ".* call3c \[(\]+fp=$hex, dp=$hex\[)\]+ " ""] {
 349         fail "continue to call3c"; return
 350     }
 351
 352     if [gdb_test "print *fp" ".* = 4" ""] {
 353         fail "print *fp"; return
 354     }
 355     if [gdb_test "print *dp" ".* = 5" ""] {
 356         fail "print *dp"; return
 357     }
 358
 359     pass "locate actual args, pointer types"
 360 }
 361
 362 #
 363 # Locate actual args; structures and unions passed by reference.
 364 #
 365
 366 proc structs_by_reference {} {
 367     global prompt
 368     global hex
 369     global det_file
 370
 371     delete_breakpoints
 372
 373     send "break call4a\n" ; expect -re ".*$prompt $"
 374     send "break call4b\n" ; expect -re ".*$prompt $"
 375
 376     # Run; should stop at call4a and print actual arguments.
 377     # Try dereferencing the arguments.
 378
 379     # The a29k fails all of these tests, perhaps because the prologue
 380     # code is broken.
 381     setup_xfail "a29k-*-udi"
 382     send "run\n"
 383     expect {
 384         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
 385             send "y\n"
 386             exp_continue
 387         }
 388         -re ".* call4a \[(\]+stp=$hex\[)\]+ .*$prompt $" {}
 389         -re "$prompt $" { fail "run to call4a" ; return }
 390         timeout { fail "(timeout) run to call4a" ; return }
 391     }
 392
 393     if [gdb_test "print *stp" ".* = \{s1 = 101, s2 = 102\}" ""] {
 394         fail "print *stp"; return
 395     }
 396
 397     # Continue; should stop at call4b and print actual arguments.
 398     # Try dereferencing the arguments.
 399
 400     if [gdb_test "cont" ".* call4b \[(\]+unp=$hex\[)\]+ " ""] {
 401         fail "continue to call4b"; return
 402     }
 403
 404     if [gdb_test "print *unp" ".* = \{u1 = 1, u2 = 1\}" ""] {
 405         fail "print *unp"; return
 406     }
 407
 408     pass "locate actual args, structs/unions passed by reference"
 409 }
 410
 411 #
 412 # Locate actual args; structures and unions passed by value.
 413 #
 414
 415 proc structs_by_value {} {
 416     global prompt
 417     global hex
 418     global det_file
 419
 420     delete_breakpoints
 421
 422     send "break call5a\n" ; expect -re ".*$prompt $"
 423     send "break call5b\n" ; expect -re ".*$prompt $"
 424
 425     # Run; should stop at call5a and print actual arguments.
 426     # Try dereferencing the arguments.
 427
 428     # The a29k fails all of these tests, perhaps because the prologue
 429     # code is broken.
 430     setup_xfail "a29k-*-udi"
 431     send "run\n"
 432     expect {
 433         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
 434             send "y\n"
 435             exp_continue
 436         }
 437         -re ".* call5a \[(\]+st=\{s1 = 101, s2 = 102\}\[)\]+ .*$prompt $" {}
 438         -re "$prompt $" { fail "run to call5a" ; return }
 439         timeout { fail "(timeout) run to call5a" ; return }
 440     }
 441
 442     if [gdb_test "print st" ".* = \{s1 = 101, s2 = 102\}" ""] {
 443         fail "print st"; return
 444     }
 445
 446     # Continue; should stop at call5b and print actual arguments.
 447     # Try dereferencing the arguments.
 448     if [gdb_test "cont" ".* call5b \[(\]+un=\{u1 = 2, u2 = 2\}\[)\]+ " ""] {
 449         fail "continue to call5b"; return
 450     }
 451
 452     if [gdb_test "print un" ".* = \{u1 = 2, u2 = 2\}" ""] {
 453         fail "print un"; return
 454     }
 455
 456     pass "locate actual args, structs/unions passed by value"
 457 }
 458
 459 #
 460 # Locate actual args; discard, shuffle, and call
 461 #
 462
 463 proc discard_and_shuffle {} {
 464     global prompt
 465     global hex
 466     global decimal
 467     global det_file
 468
 469     delete_breakpoints
 470
 471     send "break call6a\n" ; expect -re ".*$prompt $"
 472     send "break call6b\n" ; expect -re ".*$prompt $"
 473     send "break call6c\n" ; expect -re ".*$prompt $"
 474     send "break call6d\n" ; expect -re ".*$prompt $"
 475     send "break call6e\n" ; expect -re ".*$prompt $"
 476     send "break call6f\n" ; expect -re ".*$prompt $"
 477     send "break call6g\n" ; expect -re ".*$prompt $"
 478     send "break call6h\n" ; expect -re ".*$prompt $"
 479     send "break call6i\n" ; expect -re ".*$prompt $"
 480     send "break call6j\n" ; expect -re ".*$prompt $"
 481     send "break call6k\n" ; expect -re ".*$prompt $"
 482
 483     # Run; should stop at call6a and print actual arguments.
 484     # Print backtrace.
 485
 486     # The a29k fails all of these tests, perhaps because the prologue
 487     # code is broken.
 488     setup_xfail "a29k-*-udi"
 489     send "run\n"
 490     expect {
 491         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
 492             send "y\n"
 493             exp_continue
 494         }
 495         -re ".*Breakpoint $decimal, call6a .*$prompt $" {}
 496         -re "$prompt $" { fail "run to call6a" ; return }
 497         timeout { fail "(timeout) run to call6a" ; return }
 498     }
 499
 500     send "backtrace 100\n"
 501     expect {
 502         -re "backtrace 100\r
 503 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 504 .* main \[(\]+.*\[)\]+ .*\r
 505 $prompt $" {}
 506         -re "$prompt $" { fail "backtrace from call6a" ; return }
 507         timeout { fail "(timeout) backtrace from call6a" ; return }
 508     }
 509
 510     # Continue; should stop at call6b and print actual arguments.
 511     # Print backtrace.
 512
 513     send "continue\n"
 514     expect {
 515         -re ".*Breakpoint $decimal, call6b .*$prompt $" {}
 516         -re "$prompt $" { fail "continue to call6b" ; return }
 517         timeout { fail "(timeout) continue to call6b" ; return }
 518     }
 519
 520     send "backtrace 100\n"
 521     expect {
 522         -re "backtrace 100\r
 523 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 524 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 525 .* main \[(\]+.*\[)\]+ .*\r
 526 $prompt $" {}
 527         -re "$prompt $" { fail "backtrace from call6b" ; return }
 528         timeout { fail "(timeout) backtrace from call6b" ; return }
 529     }
 530
 531     # Continue; should stop at call6c and print actual arguments.
 532     # Print backtrace.
 533
 534     send "continue\n"
 535     expect {
 536         -re ".*Breakpoint $decimal, call6c .*$prompt $" {}
 537         -re "$prompt $" { fail "continue to call6c" ; return }
 538         timeout { fail "(timeout) continue to call6c" ; return }
 539     }
 540
 541     send "backtrace 100\n"
 542     expect {
 543         -re "backtrace 100\r
 544 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 545 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 546 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 547 .* main \[(\]+.*\[)\]+ .*\r
 548 $prompt $" {}
 549         -re "$prompt $" { fail "backtrace from call6c" ; return }
 550         timeout { fail "(timeout) backtrace from call6c" ; return }
 551     }
 552
 553     # Continue; should stop at call6d and print actual arguments.
 554     # Print backtrace.
 555
 556     send "continue\n"
 557     expect {
 558         -re ".*Breakpoint $decimal, call6d .*$prompt $" {}
 559         -re "$prompt $" { fail "continue to call6d" ; return }
 560         timeout { fail "(timeout) continue to call6d" ; return }
 561     }
 562
 563     send "backtrace 100\n"
 564     expect {
 565         -re "backtrace 100\r
 566 .* call6d \[(\]+l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 567 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 568 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 569 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 570 .* main \[(\]+.*\[)\]+ .*\r
 571 $prompt $" {}
 572         -re "$prompt $" { fail "backtrace from call6d" ; return }
 573         timeout { fail "(timeout) backtrace from call6d" ; return }
 574     }
 575
 576     # Continue; should stop at call6e and print actual arguments.
 577     # Print backtrace.
 578
 579     send "continue\n"
 580     expect {
 581         -re ".*Breakpoint $decimal, call6e .*$prompt $" {}
 582         -re "$prompt $" { fail "continue to call6e" ; return }
 583         timeout { fail "(timeout) continue to call6e" ; return }
 584     }
 585
 586     send "backtrace 100\n"
 587     expect {
 588         -re "backtrace 100\r
 589 .* call6e \[(\]+f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 590 .* call6d \[(\]+l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 591 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 592 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 593 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 594 .* main \[(\]+.*\[)\]+ .*\r
 595 $prompt $" {}
 596         -re "$prompt $" { fail "backtrace from call6e" ; return }
 597         timeout { fail "(timeout) backtrace from call6e" ; return }
 598     }
 599
 600     # Continue; should stop at call6f and print actual arguments.
 601     # Print backtrace.
 602
 603     send "continue\n"
 604     expect {
 605         -re ".*Breakpoint $decimal, call6f .*$prompt $" {}
 606         -re "$prompt $" { fail "continue to call6f" ; return }
 607         timeout { fail "(timeout) continue to call6f" ; return }
 608     }
 609
 610     send "backtrace 100\n"
 611     expect {
 612         -re "backtrace 100\r
 613 .* call6f \[(\]+d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 614 .* call6e \[(\]+f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 615 .* call6d \[(\]+l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 616 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 617 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 618 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 619 .* main \[(\]+.*\[)\]+ .*\r
 620 $prompt $" {}
 621         -re "$prompt $" { fail "backtrace from call6f" ; return }
 622         timeout { fail "(timeout) backtrace from call6f" ; return }
 623     }
 624
 625     # Continue; should stop at call6g and print actual arguments.
 626     # Print backtrace.
 627
 628     send "continue\n"
 629     expect {
 630         -re ".*Breakpoint $decimal, call6g .*$prompt $" {}
 631         -re "$prompt $" { fail "continue to call6g" ; return }
 632         timeout { fail "(timeout) continue to call6g" ; return }
 633     }
 634
 635     send "backtrace 100\n"
 636     expect {
 637         -re "backtrace 100\r
 638 .* call6g \[(\]+uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 639 .* call6f \[(\]+d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 640 .* call6e \[(\]+f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 641 .* call6d \[(\]+l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 642 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 643 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 644 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 645 .* main \[(\]+.*\[)\]+ .*\r
 646 $prompt $" {}
 647         -re "$prompt $" { fail "backtrace from call6g" ; return }
 648         timeout { fail "(timeout) backtrace from call6g" ; return }
 649     }
 650
 651     # Continue; should stop at call6h and print actual arguments.
 652     # Print backtrace.
 653
 654     send "continue\n"
 655     expect {
 656         -re ".*Breakpoint $decimal, call6h .*$prompt $" {}
 657         -re "$prompt $" { fail "continue to call6h" ; return }
 658         timeout { fail "(timeout) continue to call6h" ; return }
 659     }
 660
 661     send "backtrace 100\n"
 662     expect {
 663         -re "backtrace 100\r
 664 .* call6h \[(\]+us=6, ui=7, ul=8\[)\]+ .*\r
 665 .* call6g \[(\]+uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 666 .* call6f \[(\]+d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 667 .* call6e \[(\]+f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 668 .* call6d \[(\]+l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 669 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 670 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 671 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 672 .* main \[(\]+.*\[)\]+ .*\r
 673 $prompt $" {}
 674         -re "$prompt $" { fail "backtrace from call6h" ; return }
 675         timeout { fail "(timeout) backtrace from call6h" ; return }
 676     }
 677
 678     # Continue; should stop at call6i and print actual arguments.
 679     # Print backtrace.
 680
 681     send "continue\n"
 682     expect {
 683         -re ".*Breakpoint $decimal, call6i .*$prompt $" {}
 684         -re "$prompt $" { fail "continue to call6i" ; return }
 685         timeout { fail "(timeout) continue to call6i" ; return }
 686     }
 687
 688     send "backtrace 100\n"
 689     expect {
 690         -re "backtrace 100\r
 691 .* call6i \[(\]+ui=7, ul=8\[)\]+ .*\r
 692 .* call6h \[(\]+us=6, ui=7, ul=8\[)\]+ .*\r
 693 .* call6g \[(\]+uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 694 .* call6f \[(\]+d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 695 .* call6e \[(\]+f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 696 .* call6d \[(\]+l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 697 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 698 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 699 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 700 .* main \[(\]+.*\[)\]+ .*\r
 701 $prompt $" {}
 702         -re "$prompt $" { fail "backtrace from call6i" ; return }
 703         timeout { fail "(timeout) backtrace from call6i" ; return }
 704     }
 705
 706     # Continue; should stop at call6j and print actual arguments.
 707     # Print backtrace.
 708
 709     send "continue\n"
 710     expect {
 711         -re ".*Breakpoint $decimal, call6j .*$prompt $" {}
 712         -re "$prompt $" { fail "continue to call6j" ; return }
 713         timeout { fail "(timeout) continue to call6j" ; return }
 714     }
 715
 716     send "backtrace 100\n"
 717     expect {
 718         -re "backtrace 100\r
 719 .* call6j \[(\]+ul=8\[)\]+ .*\r
 720 .* call6i \[(\]+ui=7, ul=8\[)\]+ .*\r
 721 .* call6h \[(\]+us=6, ui=7, ul=8\[)\]+ .*\r
 722 .* call6g \[(\]+uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 723 .* call6f \[(\]+d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 724 .* call6e \[(\]+f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 725 .* call6d \[(\]+l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 726 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 727 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 728 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 729 .* main \[(\]+.*\[)\]+ .*\r
 730 $prompt $" {}
 731         -re "$prompt $" { fail "backtrace from call6j" ; return }
 732         timeout { fail "(timeout) backtrace from call6j" ; return }
 733     }
 734
 735     # Continue; should stop at call6k and print actual arguments.
 736     # Print backtrace.
 737     # This fails on i960-*-vxworks because gdb gets confused by
 738     # breakpoints on adjacent instructions.
 739     setup_xfail "i960-*-vxworks" 1786
 740     send "continue\n"
 741     expect {
 742         -re ".*Breakpoint $decimal, call6k .*$prompt $" {}
 743         -re "$prompt $" { fail "continue to call6k"; return }
 744         timeout { fail "(timeout) continue to call6k"; return }
 745     }
 746
 747     send "backtrace 100\n"
 748     expect {
 749         -re "backtrace 100\r
 750 .* call6k \[(\]+\[)\]+ .*\r
 751 .* call6j \[(\]+ul=8\[)\]+ .*\r
 752 .* call6i \[(\]+ui=7, ul=8\[)\]+ .*\r
 753 .* call6h \[(\]+us=6, ui=7, ul=8\[)\]+ .*\r
 754 .* call6g \[(\]+uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 755 .* call6f \[(\]+d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 756 .* call6e \[(\]+f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 757 .* call6d \[(\]+l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 758 .* call6c \[(\]+i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 759 .* call6b \[(\]+s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 760 .* call6a \[(\]+c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\[)\]+ .*\r
 761 .* main \[(\]+.*\[)\]+ .*\r
 762 $prompt $" {}
 763         -re "$prompt $" { fail "backtrace from call6k" ; return }
 764         timeout { fail "(timeout) backtrace from call6k" ; return }
 765     }
 766
 767     pass "locate actual args, discard, shuffle, and call"
 768 }
 769
 770 #
 771 # Locate actual args; shuffle round robin and call
 772 #
 773
 774 proc shuffle_round_robin {} {
 775     global prompt
 776     global hex
 777     global decimal
 778     global det_file
 779
 780     delete_breakpoints
 781
 782     send "break call7a\n" ; expect -re ".*$prompt $"
 783     send "break call7b\n" ; expect -re ".*$prompt $"
 784     send "break call7c\n" ; expect -re ".*$prompt $"
 785     send "break call7d\n" ; expect -re ".*$prompt $"
 786     send "break call7e\n" ; expect -re ".*$prompt $"
 787     send "break call7f\n" ; expect -re ".*$prompt $"
 788     send "break call7g\n" ; expect -re ".*$prompt $"
 789     send "break call7h\n" ; expect -re ".*$prompt $"
 790     send "break call7i\n" ; expect -re ".*$prompt $"
 791     send "break call7j\n" ; expect -re ".*$prompt $"
 792     send "break call7k\n" ; expect -re ".*$prompt $"
 793
 794     # Run; should stop at call7a and print actual arguments.
 795     # Print backtrace.
 796
 797     # The a29k fails all of these tests, perhaps because the prologue
 798     # code is broken.
 799     setup_xfail "a29k-*-udi"
 800     send "run\n"
 801     expect {
 802         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
 803             send "y\n"
 804             exp_continue
 805         }
 806         -re ".*Breakpoint $decimal, call7a .*$prompt $" {}
 807         -re "$prompt $" { fail "run to call7a" ; return }
 808         timeout { fail "(timeout) run to call7a" ; return }
 809     }
 810
 811     setup_xfail "i960-*-*" 1813
 812     send "backtrace 100\n"
 813     expect {
 814         -re "backtrace 100\r
 815 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
 816 .* main \[(\]+.*\[)\]+ .*\r
 817 $prompt $" {}
 818         -re "$prompt $" { fail "backtrace from call7a" ; return }
 819         timeout { fail "(timeout) backtrace from call7a" ; return }
 820     }
 821
 822     # Continue; should stop at call7b and print actual arguments.
 823     # Print backtrace.
 824
 825     send "continue\n"
 826     expect {
 827         -re ".*Breakpoint $decimal, call7b .*$prompt $" {}
 828         -re "$prompt $" { fail "continue to call7b" ; return }
 829         timeout { fail "(timeout) continue to call7b" ; return }
 830     }
 831
 832     send "backtrace 100\n"
 833     expect {
 834         -re "backtrace 100\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 $" {}
 839         -re "$prompt $" { fail "backtrace from call7b" ; return }
 840         timeout { fail "(timeout) backtrace from call7b" ; return }
 841     }
 842
 843     # Continue; should stop at call7c and print actual arguments.
 844     # Print backtrace.
 845
 846     send "continue\n"
 847     expect {
 848         -re ".*Breakpoint $decimal, call7c .*$prompt $" {}
 849         -re "$prompt $" { fail "continue to call7c" ; return }
 850         timeout { fail "(timeout) continue to call7c" ; return }
 851     }
 852
 853     send "backtrace 100\n"
 854     expect {
 855         -re "backtrace 100\r
 856 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
 857 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
 858 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
 859 .* main \[(\]+.*\[)\]+ .*\r
 860 $prompt $" {}
 861         -re "$prompt $" { fail "backtrace from call7c" ; return }
 862         timeout { fail "(timeout) backtrace from call7c" ; return }
 863     }
 864
 865     # Continue; should stop at call7d and print actual arguments.
 866     # Print backtrace.
 867
 868     send "continue\n"
 869     expect {
 870         -re ".*Breakpoint $decimal, call7d .*$prompt $" {}
 871         -re "$prompt $" { fail "continue to call7d" ; return }
 872         timeout { fail "(timeout) continue to call7d" ; return }
 873     }
 874
 875     send "backtrace 100\n"
 876     expect {
 877         -re "backtrace 100\r
 878 .* call7d \[(\]+l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\[)\]+ .*\r
 879 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
 880 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
 881 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
 882 .* main \[(\]+.*\[)\]+ .*\r
 883 $prompt $" {}
 884         -re "$prompt $" { fail "backtrace from call7d" ; return }
 885         timeout { fail "(timeout) backtrace from call7d" ; return }
 886     }
 887
 888     # Continue; should stop at call7e and print actual arguments.
 889     # Print backtrace.
 890
 891     send "continue\n"
 892     expect {
 893         -re "Breakpoint $decimal, call7e .*$prompt $" {}
 894         -re "$prompt $" { fail "continue to call7e" ; return }
 895         timeout { fail "(timeout) continue to call7e" ; return }
 896     }
 897
 898     send "backtrace 100\n"
 899     expect {
 900         -re "backtrace 100\r
 901 .* call7e \[(\]+f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\[)\]+ .*\r
 902 .* call7d \[(\]+l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\[)\]+ .*\r
 903 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
 904 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
 905 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
 906 .* main \[(\]+.*\[)\]+ .*\r
 907 $prompt $" {}
 908         -re "$prompt $" { fail "backtrace from call7e" ; return }
 909         timeout { fail "(timeout) backtrace from call7e" ; return }
 910     }
 911
 912     # Continue; should stop at call7f and print actual arguments.
 913     # Print backtrace.
 914
 915     send "continue\n"
 916     expect {
 917         -re ".*Breakpoint $decimal, call7f .*$prompt $" {}
 918         -re "$prompt $" { fail "continue to call7f" ; return }
 919         timeout { fail "(timeout) continue to call7f" ; return }
 920     }
 921
 922     send "backtrace 100\n"
 923     expect {
 924         -re "backtrace 100\r
 925 .* call7f \[(\]+uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\[)\]+ .*\r
 926 .* call7e \[(\]+f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\[)\]+ .*\r
 927 .* call7d \[(\]+l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\[)\]+ .*\r
 928 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
 929 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
 930 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
 931 .* main \[(\]+.*\[)\]+ .*\r
 932 $prompt $" {}
 933         -re "$prompt $" { fail "backtrace from call7f" ; return }
 934         timeout { fail "(timeout) backtrace from call7f" ; return }
 935     }
 936
 937     # Continue; should stop at call7g and print actual arguments.
 938     # Print backtrace.
 939
 940     send "continue\n"
 941     expect {
 942         -re ".*Breakpoint $decimal, call7g .*$prompt $" {}
 943         -re "$prompt $" { fail "continue to call7g" ; return }
 944         timeout { fail "(timeout) continue to call7g" ; return }
 945     }
 946
 947     send "backtrace 100\n"
 948     expect {
 949         -re "backtrace 100\r
 950 .* call7g \[(\]+d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\[)\]+ .*\r
 951 .* call7f \[(\]+uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\[)\]+ .*\r
 952 .* call7e \[(\]+f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\[)\]+ .*\r
 953 .* call7d \[(\]+l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\[)\]+ .*\r
 954 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
 955 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
 956 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
 957 .* main \[(\]+.*\[)\]+ .*\r
 958 $prompt $" {}
 959         -re "$prompt $" { fail "backtrace from call7g" ; return }
 960         timeout { fail "(timeout) backtrace from call7g" ; return }
 961     }
 962
 963     # Continue; should stop at call7h and print actual arguments.
 964     # Print backtrace.
 965
 966     send "continue\n"
 967     expect {
 968         -re ".*Breakpoint $decimal, call7h .*$prompt $" {}
 969         -re "$prompt $" { fail "continue to call7h" ; return }
 970         timeout { fail "(timeout) continue to call7h" ; return }
 971     }
 972
 973     send "backtrace 100\n"
 974     expect {
 975         -re "backtrace 100\r
 976 .* call7h \[(\]+us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\[)\]+ .*\r
 977 .* call7g \[(\]+d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\[)\]+ .*\r
 978 .* call7f \[(\]+uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\[)\]+ .*\r
 979 .* call7e \[(\]+f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\[)\]+ .*\r
 980 .* call7d \[(\]+l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\[)\]+ .*\r
 981 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
 982 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
 983 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
 984 .* main \[(\]+.*\[)\]+ .*\r
 985 $prompt $" {}
 986         -re "$prompt $" { fail "backtrace from call7h" ; return }
 987         timeout { fail "(timeout) backtrace from call7h" ; return }
 988     }
 989
 990     # Continue; should stop at call7i and print actual arguments.
 991     # Print backtrace.
 992
 993     send "continue\n"
 994     expect {
 995         -re ".*Breakpoint $decimal, call7i .*$prompt $" {}
 996         -re "$prompt $" { fail "continue to call7i" ; return }
 997         timeout { fail "(timeout) continue to call7i" ; return }
 998     }
 999
1000     send "backtrace 100\n"
1001     expect {
1002         -re "backtrace 100\r
1003 .* call7i \[(\]+ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\[)\]+ .*\r
1004 .* call7h \[(\]+us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\[)\]+ .*\r
1005 .* call7g \[(\]+d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\[)\]+ .*\r
1006 .* call7f \[(\]+uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\[)\]+ .*\r
1007 .* call7e \[(\]+f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\[)\]+ .*\r
1008 .* call7d \[(\]+l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\[)\]+ .*\r
1009 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
1010 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
1011 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
1012 .* main \[(\]+.*\[)\]+ .*\r
1013 $prompt $" {}
1014         -re "$prompt $" { fail "backtrace from call7i" ; return }
1015         timeout { fail "(timeout) backtrace from call7i" ; return }
1016     }
1017
1018     # Continue; should stop at call7j and print actual arguments.
1019     # Print backtrace.
1020
1021     send "continue\n"
1022     expect {
1023         -re ".*Breakpoint $decimal, call7j .*$prompt $" {}
1024         -re "$prompt $" { fail "continue to call7j" ; return }
1025         timeout { fail "(timeout) continue to call7j" ; return }
1026     }
1027
1028     send "backtrace 100\n"
1029     expect {
1030         -re "backtrace 100\r
1031 .* call7j \[(\]+ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\[)\]+ .*\r
1032 .* call7i \[(\]+ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\[)\]+ .*\r
1033 .* call7h \[(\]+us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\[)\]+ .*\r
1034 .* call7g \[(\]+d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\[)\]+ .*\r
1035 .* call7f \[(\]+uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\[)\]+ .*\r
1036 .* call7e \[(\]+f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\[)\]+ .*\r
1037 .* call7d \[(\]+l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\[)\]+ .*\r
1038 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
1039 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
1040 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
1041 .* main \[(\]+.*\[)\]+ .*\r
1042 $prompt $" {}
1043         -re "$prompt $" { fail "backtrace from call7j" ; return }
1044         timeout { fail "(timeout) backtrace from call7j" ; return }
1045     }
1046
1047     # Continue; should stop at call7k and print actual arguments.
1048     # Print backtrace.
1049
1050     send "continue\n"
1051     expect {
1052         -re ".*Breakpoint $decimal, call7k .*$prompt $" {}
1053         -re "$prompt $" { fail "continue to call7k" ; return }
1054         timeout { fail "(timeout) continue to call7k" ; return }
1055     }
1056
1057     send "backtrace 100\n"
1058     expect {
1059         -re "backtrace 100\r
1060 .* call7k \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
1061 .* call7j \[(\]+ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\[)\]+ .*\r
1062 .* call7i \[(\]+ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\[)\]+ .*\r
1063 .* call7h \[(\]+us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\[)\]+ .*\r
1064 .* call7g \[(\]+d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\[)\]+ .*\r
1065 .* call7f \[(\]+uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\[)\]+ .*\r
1066 .* call7e \[(\]+f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\[)\]+ .*\r
1067 .* call7d \[(\]+l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\[)\]+ .*\r
1068 .* call7c \[(\]+s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\[)\]+ .*\r
1069 .* call7b \[(\]+i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\[)\]+ .*\r
1070 .* call7a \[(\]+c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\[)\]+ .*\r
1071 .* main \[(\]+.*\[)\]+ .*\r
1072 $prompt $" {}
1073         -re "$prompt $" { fail "backtrace from call7k" ; return }
1074         timeout { fail "(timeout) backtrace from call7k" ; return }
1075     }
1076
1077     pass "locate actual args, shuffle round robin and call"
1078 }
1079
1080 #
1081 # Locate actual args; recursive passing of structs by value
1082 #
1083
1084 proc recursive_structs_by_value {} {
1085     global prompt
1086     global hex
1087     global decimal
1088     global det_file
1089
1090     delete_breakpoints
1091
1092     send "break hitbottom\n" ; expect -re ".*$prompt $"
1093
1094     # Run; should stop at hitbottom and print actual arguments.
1095     # Print backtrace.
1096
1097     send "run\n"
1098     expect {
1099         -re "The program .* has been started already.* \[(\]+y or n\[)\]+ $" {
1100             send "y\n"
1101             exp_continue
1102         }
1103         -re ".*Breakpoint $decimal, hitbottom .*$prompt $" {}
1104         -re "$prompt $" { fail "run to hitbottom" ; return }
1105         timeout { fail "(timeout) run to hitbottom" ; return }
1106     }
1107
1108     # The a29k fails all of these tests, perhaps because the prologue
1109     # code is broken.
1110     setup_xfail "a29k-*-udi"
1111     send "backtrace 100\n"
1112     expect {
1113         -re "backtrace 100\r
1114 .* hitbottom \[(\]+\[)\]+ .*\r
1115 .* recurse \[(\]+a=\{s = 0, i = 0, l = 0\}, depth=0\[)\]+ .*\r
1116 .* recurse \[(\]+a=\{s = 1, i = 1, l = 1\}, depth=1\[)\]+ .*\r
1117 .* recurse \[(\]+a=\{s = 2, i = 2, l = 2\}, depth=2\[)\]+ .*\r
1118 .* recurse \[(\]+a=\{s = 3, i = 3, l = 3\}, depth=3\[)\]+ .*\r
1119 .* recurse \[(\]+a=\{s = 4, i = 4, l = 4\}, depth=4\[)\]+ .*\r
1120 .* test_struct_args \[(\]+\[)\]+ .*\r
1121 .* main \[(\]+.*\[)\]+ .*\r
1122 $prompt $" {}
1123         -re "$prompt $" { fail "recursive passing of structs by value" ; return }
1124         timeout { fail "(timeout) recursive passing of structs by value" ; return }
1125     }
1126
1127     pass "locate actual args, recursive structs by value"
1128 }
1129
1130 proc funcargs_reload { } {
1131     global objdir
1132     global subdir
1133     global binfile
1134     global srcdir
1135
1136     if [istarget "mips-idt-*"] then {
1137         # Restart because IDT/SIM runs out of file descriptors.
1138         gdb_exit
1139         gdb_start
1140         gdb_reinitialize_dir $srcdir/$subdir
1141         gdb_load $objdir/$subdir/$binfile
1142     }
1143 }
1144
1145 #
1146 # Test for accessing local stack variables in functions which call alloca
1147 #
1148 proc localvars_after_alloca { } {
1149     global prompt
1150     global hex
1151     global decimal
1152
1153     if { ! [ runto localvars_after_alloca ] } then { return 0 }
1154
1155     # Print each arg as a double check to see if we can print
1156     # them here as well as with backtrace.
1157
1158     gdb_test "print c" " = 97 'a'"
1159     gdb_test "print s" " = 1"
1160     gdb_test "print i" " = 2"
1161     gdb_test "print l" " = 3"
1162
1163     send "next\n"
1164     expect {
1165         -re ".*$prompt $" {}
1166         timeout { fail "next in localvars_after_alloca()" ; return }
1167     }
1168
1169     # Print each arg as a double check to see if we can print
1170     # them here as well as with backtrace.
1171
1172     gdb_test "print c" " = 97 'a'"
1173     gdb_test "print s" " = 1"
1174     gdb_test "print i" " = 2"
1175     gdb_test "print l" " = 3"
1176
1177     gdb_test "backtrace 8" "#0.*localvars_after_alloca \[(\]+c=97 'a', s=1, i=2, l=3\[)\]+.*#1.*main" "backtrace after alloca"
1178 }
1179
1180 #
1181 # Test for accessing local stack variables, backtraces, finish,
1182 # and finally stepping into indirect calls.  The point is that on the PA
1183 # these use a funky `dyncall' mechanism which GDB needs to know about.
1184 #
1185 proc localvars_in_indirect_call { } {
1186     global prompt
1187     global hex
1188     global decimal
1189
1190     # Can not use "runto call0a" as call0a is called several times
1191     # during single run.  Instead stop in a marker function and
1192     # take control from there.
1193     if { ! [ runto marker_indirect_call ] } then { return 0 }
1194
1195     # break on the next call to call0a, then delete all the breakpoints
1196     # and start testing.
1197     gdb_test "break call0a" "Breakpoint .*"
1198     gdb_test "continue" "call0a .*"
1199     delete_breakpoints
1200
1201     # Print each arg as a double check to see if we can print
1202     # them here as well as with backtrace.
1203
1204     gdb_test "print c" " = 97 'a'"
1205     gdb_test "print s" " = 1"
1206     gdb_test "print i" " = 2"
1207     gdb_test "print l" " = 3"
1208
1209     gdb_test "backtrace 8" "#0.*call0a \[(\]+c=97 'a', s=1, i=2, l=3\[)\]+.*#1.*main" "backtrace in indirectly called function"
1210
1211     #
1212     # "finish" brings us back to main.  We then will try to step through
1213     # the second indirect call.
1214     # On some targets (e.g. m68k) gdb will stop from the finish in midline
1215     # of the first indirect call. This is due to stack adjustment instructions
1216     # after the indirect call. In these cases we will step till we hit the
1217     # second indirect call.
1218     #
1219
1220     send "finish\n"
1221     expect {
1222         -re "\[(\]+\[*\]+pointer_to_call0a\[)\]+ \[(\]+c, s, i, l\[)\]+;.*First.*$prompt $" {
1223             send "step\n"
1224             exp_continue
1225         }
1226         -re "\[(\]+\[*\]+pointer_to_call0a\[)\]+ \[(\]+c, s, i, l\[)\]+;.*Second.*$prompt $" {
1227             pass "finish from indirectly called function"
1228         }
1229         default { fail "finish from indirectly called function" ; return }
1230     }
1231
1232     gdb_test "step" "call0a \[(\]+c=97 'a', s=1, i=2, l=3\[)\]+" \
1233         "stepping into indirectly called function"
1234 }
1235
1236 # Start with a fresh gdb.
1237 #
1238 # Test for stepping into indirect calls which may have trampolines (possibly
1239 # cascaded) on both the call path and the return path.
1240 # to handle trampolines.
1241 #
1242 proc test_stepping_over_trampolines { } {
1243     global prompt
1244     global hex
1245     global decimal
1246
1247     # Stop in a marker function and take control from there.
1248     if { ! [ runto marker_call_with_trampolines ] } then { return 0 }
1249
1250     # Cater for gdb stopping in midline, see comment for finish above.
1251     send "finish\n"
1252     expect {
1253         -re "marker_call_with_trampolines ..;.*$prompt $" {
1254             send "step\n"
1255             exp_continue
1256         }
1257         -re "pointer_to_call_with_trampolines.*$prompt $" {
1258             pass "finish from marker_call_with_trampolines"
1259         }
1260         -re ".*$prompt $" {
1261             fail "finish from marker_call_with_trampolines"
1262         }
1263         default { fail "finish from marker_call_with_trampolines" ; return 0 }
1264     }
1265
1266     # Try to step into the target function.
1267     gdb_test "step" "call_with_trampolines \[(\]+d1=5\[)\]+" \
1268         "stepping into function called with trampolines"
1269
1270     # Make we can backtrace and the argument looks correct.  */
1271     gdb_test "backtrace 8" "#0.*call_with_trampolines \[(\]+d1=5\[)\]+.*1.*main" "backtrace through call with trampolines"
1272
1273     # Make sure we can get back to main.
1274     # Stepping back to main might stop again after the return statement
1275     # or immediately transfer control back to main if optimizations
1276     # are performed.
1277     send "step\n"
1278     expect {
1279         -re "main .* at.*$prompt $" {
1280             pass "stepping back to main from function called with trampolines" ;
1281             return 1
1282         }
1283         -re "\}.*End of call_with_trampolines.*$prompt $" {
1284             send "step\n"
1285             exp_continue
1286         }
1287         -re ".*$prompt $" {
1288             fail "stepping back to main from function called with trampolines"
1289         }
1290         default { fail "stepping back to main from function called with trampolines" ; return 0 }
1291     }
1292 }
1293
1294 # Start with a fresh gdb.
1295
1296 gdb_exit
1297 gdb_start
1298 gdb_reinitialize_dir $srcdir/$subdir
1299 gdb_load $objdir/$subdir/$binfile
1300
1301 set oldtimeout $timeout
1302 set timeout 120
1303
1304 integral_args
1305 funcargs_reload
1306 unsigned_integral_args
1307 funcargs_reload
1308 float_and_integral_args
1309 funcargs_reload
1310 pointer_args
1311 funcargs_reload
1312 structs_by_reference
1313 funcargs_reload
1314 structs_by_value
1315 funcargs_reload
1316 discard_and_shuffle
1317 funcargs_reload
1318 shuffle_round_robin
1319 funcargs_reload
1320 recursive_structs_by_value
1321 funcargs_reload
1322 localvars_after_alloca
1323 funcargs_reload
1324 localvars_in_indirect_call
1325 funcargs_reload
1326 test_stepping_over_trampolines
1327
1328 catch "set timeout $oldtimeout"