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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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     global gcc_compiled
  45
  46     delete_breakpoints
  47
  48     send "break call0a\n" ; expect -re ".*$prompt $"
  49     send "break call0b\n" ; expect -re ".*$prompt $"
  50     send "break call0c\n" ; expect -re ".*$prompt $"
  51     send "break call0d\n" ; expect -re ".*$prompt $"
  52     send "break call0e\n" ; expect -re ".*$prompt $"
  53
  54     # Run; should stop at call0a and print actual arguments.
  55     # The a29k fails all of these tests, perhaps because the prologue
  56     # code is broken.
  57     setup_xfail "a29k-*-udi"
  58     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
  59     gdb_run_cmd
  60     expect {
  61         -re ".* call0a \\(c=97 'a', s=1, i=2, l=3\\) .*$prompt $" {
  62             pass "run to call0a"
  63         }
  64         -re "$prompt $"  { fail "run to call0a" ; return }
  65         timeout { fail "(timeout) run to call0a" ; return }
  66     }
  67
  68     # Print each arg as a double check to see if we can print
  69     # them here as well as with backtrace.
  70     gdb_test "print c" ".* = 97 'a'" "print c after run to call0a"
  71     gdb_test "print s" ".* = 1" "print s after run to call0a"
  72     gdb_test "print i" ".* = 2" "print i after run to call0a"
  73     gdb_test "print l " ".* = 3" "print l after run to call0a"
  74
  75     # Continue; should stop at call0b and print actual arguments.
  76     if [gdb_test "cont" ".* call0b \\(s=1, i=2, l=3, c=97 'a'\\) .*" "continue to call0b"] {
  77         return
  78     }
  79
  80     # Continue; should stop at call0c and print actual arguments.
  81     if [gdb_test "cont" ".* call0c \\(i=2, l=3, c=97 'a', s=1\\) .*" "continue to call0c"] {
  82         return
  83     }
  84
  85     # Continue; should stop at call0d and print actual arguments.
  86     if [gdb_test "cont" ".* call0d \\(l=3, c=97 'a', s=1, i=2\\) .*" "continue to call0d";] {
  87         return
  88     }
  89
  90     # Continue; should stop at call0e and print actual arguments.
  91     if [gdb_test "cont" ".* call0e \\(c1=97 'a', l=3, c2=97 'a', i=2, c3=97 'a', s=1, c4=97 'a', c5=97 'a'\\) .*" "continue to call0e" ] {
  92         return
  93     }
  94 }
  95
  96 #
  97 # Locate actual args; unsigned integral types.
  98 #
  99
 100 proc unsigned_integral_args {} {
 101     global prompt
 102     global det_file
 103     global gcc_compiled
 104
 105     delete_breakpoints
 106
 107     send "break call1a\n" ; expect -re ".*$prompt $"
 108     send "break call1b\n" ; expect -re ".*$prompt $"
 109     send "break call1c\n" ; expect -re ".*$prompt $"
 110     send "break call1d\n" ; expect -re ".*$prompt $"
 111     send "break call1e\n" ; expect -re ".*$prompt $"
 112
 113     # Run; should stop at call1a and print actual arguments.
 114     # The a29k fails all of these tests, perhaps because the prologue
 115     # code is broken.
 116     setup_xfail "a29k-*-udi"
 117     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 118     gdb_run_cmd
 119     expect {
 120         -re ".* call1a \\(uc=98 'b', us=6, ui=7, ul=8\\) .*$prompt $" {
 121             pass "run to call1a"
 122         }
 123         -re "$prompt $" { fail "run to call1a" ; return }
 124         timeout { fail "(timeout) run to call1a" ; return }
 125     }
 126
 127     # Print each arg as a double check to see if we can print
 128     # them here as well as with backtrace.
 129     gdb_test "print uc" ".* = 98 'b'"
 130     gdb_test "print us" ".* = 6"
 131     gdb_test "print ui" ".* = 7"
 132     gdb_test "print ul" ".* = 8"
 133
 134     # Continue; should stop at call1b and print actual arguments.
 135     if [gdb_test "cont" ".* call1b \\(us=6, ui=7, ul=8, uc=98 'b'\\) .*" "continue to call1b"] {
 136         return
 137     }
 138
 139     # Continue; should stop at call1c and print actual arguments.
 140     if [gdb_test "cont" ".* call1c \\(ui=7, ul=8, uc=98 'b', us=6\\) .*" "continue to call1c"] {
 141         return
 142     }
 143
 144     # Continue; should stop at call1d and print actual arguments.
 145     if [gdb_test "cont" ".* call1d \\(ul=8, uc=98 'b', us=6, ui=7\\) .*" "continue to call1d"] {
 146         return
 147     }
 148
 149     # Continue; should stop at call1e and print actual arguments.
 150     if [gdb_test "cont" ".* call1e \\(uc1=98 'b', ul=8, uc2=98 'b', ui=7, uc3=98 'b', us=6, uc4=98 'b', uc5=98 'b'\\) .*" "continue to call1e"] {
 151         return
 152     }
 153 }
 154
 155 #
 156 # Locate actual args; integrals mixed with floating point.
 157 #
 158
 159 proc float_and_integral_args {} {
 160     global prompt
 161     global det_file
 162     global gcc_compiled
 163
 164     delete_breakpoints
 165
 166     send "break call2a\n" ; expect -re ".*$prompt $"
 167     send "break call2b\n" ; expect -re ".*$prompt $"
 168     send "break call2c\n" ; expect -re ".*$prompt $"
 169     send "break call2d\n" ; expect -re ".*$prompt $"
 170     send "break call2e\n" ; expect -re ".*$prompt $"
 171     send "break call2f\n" ; expect -re ".*$prompt $"
 172     send "break call2g\n" ; expect -re ".*$prompt $"
 173     send "break call2h\n" ; expect -re ".*$prompt $"
 174     send "break call2i\n" ; expect -re ".*$prompt $"
 175
 176     # Run; should stop at call2a and print actual arguments.
 177
 178     setup_xfail "i960-*-*" 1813
 179     # The a29k fails all of these tests, perhaps because the prologue
 180     # code is broken.
 181     setup_xfail "a29k-*-udi"
 182     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 183     gdb_run_cmd
 184     expect {
 185         -re ".* call2a \\(c=97 'a', f1=4, s=1, d1=5, i=2, f2=4, l=3, d2=5\\) .*$prompt $" { pass "run to call2a" }
 186         -re "$prompt $" { fail "run to call2a" ; return }
 187         timeout { fail "(timeout) run to call2a" ; return }
 188     }
 189
 190     # Print each arg as a double check to see if we can print
 191     gdb_test "print c" ".* = 97 'a'" "print c after run to call2a"
 192     gdb_test "print f1" ".* = 4" "print f1 after run to call2a"
 193     gdb_test "print s" ".* = 1" "print s after run to call2a"
 194     gdb_test "print d1" ".* = 5" "print d1 after run to call2a"
 195     gdb_test "print i" ".* = 2" "print i after run to call2a"
 196     gdb_test "print f2" ".* = 4" "print f2 after run to call2a"
 197     gdb_test "print l" ".* = 3" "print l after run to call2a"
 198     gdb_test "print d2" ".* = 5" "print d2 after run to call2a"
 199
 200     setup_xfail "rs6000-*-*"
 201     # Continue; should stop at call2b and print actual arguments.
 202     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"] {
 203         return
 204     }
 205
 206     # Continue; should stop at call2c and print actual arguments.
 207     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"] {
 208         return
 209     }
 210
 211     # Continue; should stop at call2d and print actual arguments.
 212     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"] {
 213         return
 214     }
 215
 216     # Continue; should stop at call2e and print actual arguments.
 217     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"] {
 218         return
 219     }
 220
 221     # Continue; should stop at call2f and print actual arguments.
 222     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"] {
 223         return
 224     }
 225
 226     # Continue; should stop at call2g and print actual arguments.
 227     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"] {
 228         return
 229     }
 230
 231     # Continue; should stop at call2h and print actual arguments.
 232     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"] {
 233         return
 234     }
 235
 236     # Continue; should stop at call2i and print actual arguments.
 237     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"] {
 238         return
 239     }
 240 }
 241
 242 #
 243 # Locate actual args; dereference pointers to ints and floats.
 244 #
 245
 246 proc pointer_args {} {
 247     global prompt
 248     global hex
 249     global det_file
 250
 251     delete_breakpoints
 252
 253     send "break call3a\n" ; expect -re ".*$prompt $"
 254     send "break call3b\n" ; expect -re ".*$prompt $"
 255     send "break call3c\n" ; expect -re ".*$prompt $"
 256
 257     # Run; should stop at call3a and print actual arguments.
 258     # Try dereferencing the arguments.
 259
 260     # The a29k fails all of these tests, perhaps because the prologue
 261     # code is broken.
 262     setup_xfail "a29k-*-udi"
 263     gdb_run_cmd
 264     expect {
 265         -re ".* call3a \\(cp=$hex \"a\", sp=$hex, ip=$hex, lp=$hex\\) .*$prompt $" { pass "run to call3a" }
 266         -re "$prompt $" { fail "run to call3a" ; return }
 267         timeout { fail "(timeout) run to call3a" ; return }
 268     }
 269
 270     gdb_test "print *cp" ".* = 97 'a'"
 271     gdb_test "print *sp" ".* = 1"
 272     gdb_test "print *ip" ".* = 2"
 273     gdb_test "print *lp" ".* = 3"
 274
 275     # Continue; should stop at call3b and print actual arguments.
 276     # Try dereferencing the arguments.
 277     if [gdb_test "cont" ".* call3b \\(ucp=$hex \"b\", usp=$hex, uip=$hex, ulp=$hex\\) .*" "continue to call3b"] {
 278         return
 279     }
 280
 281     gdb_test "print *ucp" ".* = 98 'b'"
 282     gdb_test "print *usp" ".* = 6"
 283     gdb_test "print *uip" ".* = 7"
 284     gdb_test "print *ulp" ".* = 8"
 285
 286     # Continue; should stop at call3c and print actual arguments.
 287     # Try dereferencing the arguments.
 288     if [gdb_test "cont" ".* call3c \\(fp=$hex, dp=$hex\\) .*" "continue to call3c"] {
 289         return
 290     }
 291
 292     gdb_test "print *fp" ".* = 4"
 293     gdb_test "print *dp" ".* = 5"
 294
 295     pass "locate actual args, pointer types"
 296 }
 297
 298 #
 299 # Locate actual args; structures and unions passed by reference.
 300 #
 301
 302 proc structs_by_reference {} {
 303     global prompt
 304     global hex
 305     global det_file
 306
 307     delete_breakpoints
 308
 309     send "break call4a\n" ; expect -re ".*$prompt $"
 310     send "break call4b\n" ; expect -re ".*$prompt $"
 311
 312     # Run; should stop at call4a and print actual arguments.
 313     # Try dereferencing the arguments.
 314
 315     # The a29k fails all of these tests, perhaps because the prologue
 316     # code is broken.
 317     setup_xfail "a29k-*-udi"
 318     gdb_run_cmd
 319     expect {
 320         -re ".* call4a \\(stp=$hex\\) .*$prompt $" {
 321             pass "run to call4a"
 322         }
 323         -re "$prompt $" { fail "run to call4a" ; return }
 324         timeout { fail "(timeout) run to call4a" ; return }
 325     }
 326
 327     gdb_test "print *stp" ".* = \{s1 = 101, s2 = 102\}"
 328
 329     # Continue; should stop at call4b and print actual arguments.
 330     # Try dereferencing the arguments.
 331
 332     gdb_test "cont" ".* call4b \\(unp=$hex\\) .*" "continue to call4b"
 333
 334     gdb_test "print *unp" ".* = \{u1 = 1, u2 = 1\}"
 335
 336     pass "locate actual args, structs/unions passed by reference"
 337 }
 338
 339 #
 340 # Locate actual args; structures and unions passed by value.
 341 #
 342
 343 proc structs_by_value {} {
 344     global prompt
 345     global hex
 346     global det_file
 347
 348     delete_breakpoints
 349
 350     send "break call5a\n" ; expect -re ".*$prompt $"
 351     send "break call5b\n" ; expect -re ".*$prompt $"
 352
 353     # Run; should stop at call5a and print actual arguments.
 354     # Try dereferencing the arguments.
 355
 356     # The a29k fails all of these tests, perhaps because the prologue
 357     # code is broken.
 358     setup_xfail "a29k-*-udi"
 359     gdb_run_cmd
 360     expect {
 361         -re ".* call5a \\(st=\{s1 = 101, s2 = 102\}\\) .*$prompt $" {
 362             pass "run to call5a"
 363         }
 364         -re "$prompt $" { fail "run to call5a" ; return }
 365         timeout { fail "(timeout) run to call5a" ; return }
 366     }
 367
 368     gdb_test "print st" ".* = \{s1 = 101, s2 = 102\}"
 369
 370     # Continue; should stop at call5b and print actual arguments.
 371     # Try dereferencing the arguments.
 372     gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 2\}\\) .*" \
 373         "continue to call5b"
 374
 375     gdb_test "print un" ".* = \{u1 = 2, u2 = 2\}"
 376 }
 377
 378 #
 379 # Locate actual args; discard, shuffle, and call
 380 #
 381
 382 proc discard_and_shuffle {} {
 383     global prompt
 384     global hex
 385     global decimal
 386     global det_file
 387
 388     delete_breakpoints
 389
 390     send "break call6a\n" ; expect -re ".*$prompt $"
 391     send "break call6b\n" ; expect -re ".*$prompt $"
 392     send "break call6c\n" ; expect -re ".*$prompt $"
 393     send "break call6d\n" ; expect -re ".*$prompt $"
 394     send "break call6e\n" ; expect -re ".*$prompt $"
 395     send "break call6f\n" ; expect -re ".*$prompt $"
 396     send "break call6g\n" ; expect -re ".*$prompt $"
 397     send "break call6h\n" ; expect -re ".*$prompt $"
 398     send "break call6i\n" ; expect -re ".*$prompt $"
 399     send "break call6j\n" ; expect -re ".*$prompt $"
 400     send "break call6k\n" ; expect -re ".*$prompt $"
 401
 402     # Run; should stop at call6a and print actual arguments.
 403     # Print backtrace.
 404
 405     # The a29k fails all of these tests, perhaps because the prologue
 406     # code is broken.
 407     setup_xfail "a29k-*-udi"
 408     gdb_run_cmd
 409     expect {
 410         -re ".*Breakpoint $decimal, call6a .*$prompt $" { pass "run to call6a" }
 411         -re "$prompt $" { fail "run to call6a" ; return }
 412         timeout { fail "(timeout) run to call6a" ; return }
 413     }
 414
 415     setup_xfail "rs6000-*-*"
 416     send "backtrace 100\n"
 417     expect {
 418         -re "backtrace 100\[\r\n\]+
 419 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 420 .* main \\(.*\\) .*\r
 421 $prompt $" { pass "backtrace from call6a" }
 422         -re "$prompt $" { fail "backtrace from call6a" ; return }
 423         timeout { fail "(timeout) backtrace from call6a" ; return }
 424     }
 425
 426     # Continue; should stop at call6b and print actual arguments.
 427     # Print backtrace.
 428
 429     send "continue\n"
 430     expect {
 431         -re ".*Breakpoint $decimal, call6b .*$prompt $" { pass "continue to call6b" }
 432         -re "$prompt $" { fail "continue to call6b" ; return }
 433         timeout { fail "(timeout) continue to call6b" ; return }
 434     }
 435
 436     send "backtrace 100\n"
 437     expect {
 438         -re "backtrace 100\[\r\n]+
 439 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 440 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 441 .* main \\(.*\\) .*\r
 442 $prompt $" { pass "backtrace from call6b" }
 443         -re "$prompt $" { fail "backtrace from call6b" ; return }
 444         timeout { fail "(timeout) backtrace from call6b" ; return }
 445     }
 446
 447     # Continue; should stop at call6c and print actual arguments.
 448     # Print backtrace.
 449
 450     send "continue\n"
 451     expect {
 452         -re ".*Breakpoint $decimal, call6c .*$prompt $" { pass "continue to call6c" }
 453         -re "$prompt $" { fail "continue to call6c" ; return }
 454         timeout { fail "(timeout) continue to call6c" ; return }
 455     }
 456
 457     send "backtrace 100\n"
 458     expect {
 459         -re "backtrace 100\[\r\n\]+
 460 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 461 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 462 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 463 .* main \\(.*\\) .*\r
 464 $prompt $" { pass "backtrace from call6c" }
 465         -re "$prompt $" { fail "backtrace from call6c" ; return }
 466         timeout { fail "(timeout) backtrace from call6c" ; return }
 467     }
 468
 469     # Continue; should stop at call6d and print actual arguments.
 470     # Print backtrace.
 471
 472     send "continue\n"
 473     expect {
 474         -re ".*Breakpoint $decimal, call6d .*$prompt $" { pass "continue to call6d" }
 475         -re "$prompt $" { fail "continue to call6d" ; return }
 476         timeout { fail "(timeout) continue to call6d" ; return }
 477     }
 478
 479     send "backtrace 100\n"
 480     expect {
 481         -re "backtrace 100\[\r\n\]+
 482 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 483 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 484 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 485 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 486 .* main \\(.*\\) .*\r
 487 $prompt $" { pass "backtrace from call6d" }
 488         -re "$prompt $" { fail "backtrace from call6d" ; return }
 489         timeout { fail "(timeout) backtrace from call6d" ; return }
 490     }
 491
 492     # Continue; should stop at call6e and print actual arguments.
 493     # Print backtrace.
 494
 495     send "continue\n"
 496     expect {
 497         -re ".*Breakpoint $decimal, call6e .*$prompt $" { pass "continue to call6e" }
 498         -re "$prompt $" { fail "continue to call6e" ; return }
 499         timeout { fail "(timeout) continue to call6e" ; return }
 500     }
 501
 502     send "backtrace 100\n"
 503     expect {
 504         -re "backtrace 100\[\r\n\]+
 505 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 506 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 507 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 508 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 509 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 510 .* main \\(.*\\) .*\r
 511 $prompt $" { pass "backtrace from call6e" }
 512         -re "$prompt $" { fail "backtrace from call6e" ; return }
 513         timeout { fail "(timeout) backtrace from call6e" ; return }
 514     }
 515
 516     # Continue; should stop at call6f and print actual arguments.
 517     # Print backtrace.
 518
 519     send "continue\n"
 520     expect {
 521         -re ".*Breakpoint $decimal, call6f .*$prompt $" { pass "continue to call6f" }
 522         -re "$prompt $" { fail "continue to call6f" ; return }
 523         timeout { fail "(timeout) continue to call6f" ; return }
 524     }
 525
 526     send "backtrace 100\n"
 527     expect {
 528         -re "backtrace 100\[\r\n\]+
 529 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 530 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 531 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 532 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 533 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 534 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 535 .* main \\(.*\\) .*\r
 536 $prompt $" { pass "backtrace from call6f" }
 537         -re "$prompt $" { fail "backtrace from call6f" ; return }
 538         timeout { fail "(timeout) backtrace from call6f" ; return }
 539     }
 540
 541     # Continue; should stop at call6g and print actual arguments.
 542     # Print backtrace.
 543
 544     send "continue\n"
 545     expect {
 546         -re ".*Breakpoint $decimal, call6g .*$prompt $" { pass "continue to call6g" }
 547         -re "$prompt $" { fail "continue to call6g" ; return }
 548         timeout { fail "(timeout) continue to call6g" ; return }
 549     }
 550
 551     send "backtrace 100\n"
 552     expect {
 553         -re "backtrace 100\[\r\n\]+
 554 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 555 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 556 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 557 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 558 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 559 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 560 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 561 .* main \\(.*\\) .*\r
 562 $prompt $" { pass "backtrace from call6g" }
 563         -re "$prompt $" { fail "backtrace from call6g" ; return }
 564         timeout { fail "(timeout) backtrace from call6g" ; return }
 565     }
 566
 567     # Continue; should stop at call6h and print actual arguments.
 568     # Print backtrace.
 569
 570     send "continue\n"
 571     expect {
 572         -re ".*Breakpoint $decimal, call6h .*$prompt $" { pass "continue to call6h" }
 573         -re "$prompt $" { fail "continue to call6h" ; return }
 574         timeout { fail "(timeout) continue to call6h" ; return }
 575     }
 576
 577     send "backtrace 100\n"
 578     expect {
 579         -re "backtrace 100\[\r\n\]+
 580 .* call6h \\(us=6, ui=7, ul=8\\) .*\r
 581 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 582 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 583 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 584 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 585 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 586 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 587 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 588 .* main \\(.*\\) .*\r
 589 $prompt $" { pass "backtrace from call6h" }
 590         -re "$prompt $" { fail "backtrace from call6h" ; return }
 591         timeout { fail "(timeout) backtrace from call6h" ; return }
 592     }
 593
 594     # Continue; should stop at call6i and print actual arguments.
 595     # Print backtrace.
 596
 597     send "continue\n"
 598     expect {
 599         -re ".*Breakpoint $decimal, call6i .*$prompt $" { pass "continue to call6i" }
 600         -re "$prompt $" { fail "continue to call6i" ; return }
 601         timeout { fail "(timeout) continue to call6i" ; return }
 602     }
 603
 604     send "backtrace 100\n"
 605     expect {
 606         -re "backtrace 100\[\r\n\]+
 607 .* call6i \\(ui=7, ul=8\\) .*\r
 608 .* call6h \\(us=6, ui=7, ul=8\\) .*\r
 609 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 610 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 611 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 612 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 613 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 614 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 615 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 616 .* main \\(.*\\) .*\r
 617 $prompt $" { pass "backtrace from call6i" }
 618         -re "$prompt $" { fail "backtrace from call6i" ; return }
 619         timeout { fail "(timeout) backtrace from call6i" ; return }
 620     }
 621
 622     # Continue; should stop at call6j and print actual arguments.
 623     # Print backtrace.
 624
 625     send "continue\n"
 626     expect {
 627         -re ".*Breakpoint $decimal, call6j .*$prompt $" { pass "continue to call6j" }
 628         -re "$prompt $" { fail "continue to call6j" ; return }
 629         timeout { fail "(timeout) continue to call6j" ; return }
 630     }
 631
 632     send "backtrace 100\n"
 633     expect {
 634         -re "backtrace 100\[\r\n\]+
 635 .* call6j \\(ul=8\\) .*\r
 636 .* call6i \\(ui=7, ul=8\\) .*\r
 637 .* call6h \\(us=6, ui=7, ul=8\\) .*\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 $" { pass "backtrace from call6j" }
 647         -re "$prompt $" { fail "backtrace from call6j" ; return }
 648         timeout { fail "(timeout) backtrace from call6j" ; return }
 649     }
 650
 651     # Continue; should stop at call6k and print actual arguments.
 652     # Print backtrace.
 653     # This fails on i960-*-vxworks because gdb gets confused by
 654     # breakpoints on adjacent instructions.
 655     setup_xfail "i960-*-vxworks" 1786
 656     send "continue\n"
 657     expect {
 658         -re ".*Breakpoint $decimal, call6k .*$prompt $" {
 659             pass "continue to call6k"
 660         }
 661         -re "$prompt $" { fail "continue to call6k"; return }
 662         timeout { fail "(timeout) continue to call6k"; return }
 663     }
 664
 665     send "backtrace 100\n"
 666     expect {
 667         -re "backtrace 100\[\r\n\]+
 668 .* call6k \\(\\) .*\r
 669 .* call6j \\(ul=8\\) .*\r
 670 .* call6i \\(ui=7, ul=8\\) .*\r
 671 .* call6h \\(us=6, ui=7, ul=8\\) .*\r
 672 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 673 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 674 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 675 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 676 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 677 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 678 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 679 .* main \\(.*\\) .*\r
 680 $prompt $" { pass "backtrace from call6k" }
 681         -re "$prompt $" { fail "backtrace from call6k" ; return }
 682         timeout { fail "(timeout) backtrace from call6k" ; return }
 683     }
 684 }
 685
 686 #
 687 # Locate actual args; shuffle round robin and call
 688 #
 689
 690 proc shuffle_round_robin {} {
 691     global prompt
 692     global hex
 693     global decimal
 694     global det_file
 695     global gcc_compiled
 696
 697     delete_breakpoints
 698
 699     send "break call7a\n" ; expect -re ".*$prompt $"
 700     send "break call7b\n" ; expect -re ".*$prompt $"
 701     send "break call7c\n" ; expect -re ".*$prompt $"
 702     send "break call7d\n" ; expect -re ".*$prompt $"
 703     send "break call7e\n" ; expect -re ".*$prompt $"
 704     send "break call7f\n" ; expect -re ".*$prompt $"
 705     send "break call7g\n" ; expect -re ".*$prompt $"
 706     send "break call7h\n" ; expect -re ".*$prompt $"
 707     send "break call7i\n" ; expect -re ".*$prompt $"
 708     send "break call7j\n" ; expect -re ".*$prompt $"
 709     send "break call7k\n" ; expect -re ".*$prompt $"
 710
 711     # Run; should stop at call7a and print actual arguments.
 712     # Print backtrace.
 713
 714     # The a29k fails all of these tests, perhaps because the prologue
 715     # code is broken.
 716     setup_xfail "a29k-*-udi"
 717     gdb_run_cmd
 718     expect {
 719         -re ".*Breakpoint $decimal, call7a .*$prompt $" {
 720             pass "run to call7a"
 721         }
 722         -re "$prompt $" { fail "run to call7a" ; return }
 723         timeout { fail "(timeout) run to call7a" ; return }
 724     }
 725
 726     setup_xfail "i960-*-*" 1813
 727     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 728     send "backtrace 100\n"
 729     expect {
 730         -re "backtrace 100\[\r\n\]+
 731 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 732 .* main \\(.*\\) .*\r
 733 $prompt $" { pass "backtrace from call7a" }
 734         -re "$prompt $" { fail "backtrace from call7a" ; return }
 735         timeout { fail "(timeout) backtrace from call7a" ; return }
 736     }
 737
 738     # Continue; should stop at call7b and print actual arguments.
 739     # Print backtrace.
 740
 741     send "continue\n"
 742     expect {
 743         -re ".*Breakpoint $decimal, call7b .*$prompt $" { pass "continue to call7b" }
 744         -re "$prompt $" { fail "continue to call7b" ; return }
 745         timeout { fail "(timeout) continue to call7b" ; return }
 746     }
 747
 748     if {$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 749     send "backtrace 100\n"
 750     expect {
 751         -re "backtrace 100\[\r\n\]+
 752 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 753 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 754 .* main \\(.*\\) .*\r
 755 $prompt $" { pass "backtrace from call7b" }
 756         -re "$prompt $" { fail "backtrace from call7b" ; return }
 757         timeout { fail "(timeout) backtrace from call7b" ; return }
 758     }
 759
 760     # Continue; should stop at call7c and print actual arguments.
 761     # Print backtrace.
 762
 763     send "continue\n"
 764     expect {
 765         -re ".*Breakpoint $decimal, call7c .*$prompt $" { pass "continue to call7c" }
 766         -re "$prompt $" { fail "continue to call7c" ; return }
 767         timeout { fail "(timeout) continue to call7c" ; return }
 768     }
 769
 770     send "backtrace 100\n"
 771     expect {
 772         -re "backtrace 100\[\r\n\]+
 773 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 774 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 775 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 776 .* main \\(.*\\) .*\r
 777 $prompt $" { pass "backtrace from call7c" }
 778         -re "$prompt $" { fail "backtrace from call7c" ; return }
 779         timeout { fail "(timeout) backtrace from call7c" ; return }
 780     }
 781
 782     # Continue; should stop at call7d and print actual arguments.
 783     # Print backtrace.
 784
 785     send "continue\n"
 786     expect {
 787         -re ".*Breakpoint $decimal, call7d .*$prompt $" { pass "continue to call7d" }
 788         -re "$prompt $" { fail "continue to call7d" ; return }
 789         timeout { fail "(timeout) continue to call7d" ; return }
 790     }
 791
 792     send "backtrace 100\n"
 793     expect {
 794         -re "backtrace 100\[\r\n\]+
 795 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 796 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 797 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 798 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 799 .* main \\(.*\\) .*\r
 800 $prompt $" { pass "backtrace from call7d" }
 801         -re "$prompt $" { fail "backtrace from call7d" ; return }
 802         timeout { fail "(timeout) backtrace from call7d" ; return }
 803     }
 804
 805     # Continue; should stop at call7e and print actual arguments.
 806     # Print backtrace.
 807
 808     send "continue\n"
 809     expect {
 810         -re "Breakpoint $decimal, call7e .*$prompt $" { pass "continue to call7e" }
 811         -re "$prompt $" { fail "continue to call7e" ; return }
 812         timeout { fail "(timeout) continue to call7e" ; return }
 813     }
 814
 815     send "backtrace 100\n"
 816     expect {
 817         -re "backtrace 100\[\r\n\]+
 818 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 819 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 820 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 821 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 822 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 823 .* main \\(.*\\) .*\r
 824 $prompt $" { pass "backtrace from call7e" }
 825         -re "$prompt $" { fail "backtrace from call7e" ; return }
 826         timeout { fail "(timeout) backtrace from call7e" ; return }
 827     }
 828
 829     # Continue; should stop at call7f and print actual arguments.
 830     # Print backtrace.
 831
 832     send "continue\n"
 833     expect {
 834         -re ".*Breakpoint $decimal, call7f .*$prompt $" { pass "continue to call7f" }
 835         -re "$prompt $" { fail "continue to call7f" ; return }
 836         timeout { fail "(timeout) continue to call7f" ; return }
 837     }
 838
 839     send "backtrace 100\n"
 840     expect {
 841         -re "backtrace 100\[\r\n\]+
 842 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 843 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 844 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 845 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 846 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 847 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 848 .* main \\(.*\\) .*\r
 849 $prompt $" { pass "backtrace from call7f" }
 850         -re "$prompt $" { fail "backtrace from call7f" ; return }
 851         timeout { fail "(timeout) backtrace from call7f" ; return }
 852     }
 853
 854     # Continue; should stop at call7g and print actual arguments.
 855     # Print backtrace.
 856
 857     send "continue\n"
 858     expect {
 859         -re ".*Breakpoint $decimal, call7g .*$prompt $" { pass "continue to call7g" }
 860         -re "$prompt $" { fail "continue to call7g" ; return }
 861         timeout { fail "(timeout) continue to call7g" ; return }
 862     }
 863
 864     send "backtrace 100\n"
 865     expect {
 866         -re "backtrace 100\[\r\n\]+
 867 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 868 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 869 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 870 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 871 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 872 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 873 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 874 .* main \\(.*\\) .*\r
 875 $prompt $" { pass "backtrace from call7g" }
 876         -re "$prompt $" { fail "backtrace from call7g" ; return }
 877         timeout { fail "(timeout) backtrace from call7g" ; return }
 878     }
 879
 880     # Continue; should stop at call7h and print actual arguments.
 881     # Print backtrace.
 882
 883     send "continue\n"
 884     expect {
 885         -re ".*Breakpoint $decimal, call7h .*$prompt $" { pass "continue to call7h" }
 886         -re "$prompt $" { fail "continue to call7h" ; return }
 887         timeout { fail "(timeout) continue to call7h" ; return }
 888     }
 889
 890     send "backtrace 100\n"
 891     expect {
 892         -re "backtrace 100\[\r\n\]+
 893 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) .*\r
 894 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 895 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 896 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 897 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 898 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 899 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 900 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 901 .* main \\(.*\\) .*\r
 902 $prompt $" { pass "backtrace from call7h" }
 903         -re "$prompt $" { fail "backtrace from call7h" ; return }
 904         timeout { fail "(timeout) backtrace from call7h" ; return }
 905     }
 906
 907     # Continue; should stop at call7i and print actual arguments.
 908     # Print backtrace.
 909
 910     send "continue\n"
 911     expect {
 912         -re ".*Breakpoint $decimal, call7i .*$prompt $" { pass "continue to call7i" }
 913         -re "$prompt $" { fail "continue to call7i" ; return }
 914         timeout { fail "(timeout) continue to call7i" ; return }
 915     }
 916
 917     send "backtrace 100\n"
 918     expect {
 919         -re "backtrace 100\[\r\n\]+
 920 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) .*\r
 921 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) .*\r
 922 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 923 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 924 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 925 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 926 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 927 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 928 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 929 .* main \\(.*\\) .*\r
 930 $prompt $" { pass "backtrace from call7i" }
 931         -re "$prompt $" { fail "backtrace from call7i" ; return }
 932         timeout { fail "(timeout) backtrace from call7i" ; return }
 933     }
 934
 935     # Continue; should stop at call7j and print actual arguments.
 936     # Print backtrace.
 937
 938     send "continue\n"
 939     expect {
 940         -re ".*Breakpoint $decimal, call7j .*$prompt $" { pass "continue to call7j" }
 941         -re "$prompt $" { fail "continue to call7j" ; return }
 942         timeout { fail "(timeout) continue to call7j" ; return }
 943     }
 944
 945     send "backtrace 100\n"
 946     expect {
 947         -re "backtrace 100\[\r\n\]+
 948 .* call7j \\(ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\\) .*\r
 949 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) .*\r
 950 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) .*\r
 951 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 952 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 953 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 954 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 955 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 956 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 957 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 958 .* main \\(.*\\) .*\r
 959 $prompt $" { pass "backtrace from call7j" }
 960         -re "$prompt $" { fail "backtrace from call7j" ; return }
 961         timeout { fail "(timeout) backtrace from call7j" ; return }
 962     }
 963
 964     # Continue; should stop at call7k and print actual arguments.
 965     # Print backtrace.
 966
 967     send "continue\n"
 968     expect {
 969         -re ".*Breakpoint $decimal, call7k .*$prompt $" { pass "continue to call7k" }
 970         -re "$prompt $" { fail "continue to call7k" ; return }
 971         timeout { fail "(timeout) continue to call7k" ; return }
 972     }
 973
 974     send "backtrace 100\n"
 975     expect {
 976         -re "backtrace 100\[\r\n\]+
 977 .* call7k \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 978 .* call7j \\(ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\\) .*\r
 979 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) .*\r
 980 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) .*\r
 981 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) .*\r
 982 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) .*\r
 983 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) .*\r
 984 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) .*\r
 985 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) .*\r
 986 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) .*\r
 987 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 988 .* main \\(.*\\) .*\r
 989 $prompt $" { pass "backtrace from call7k" }
 990         -re "$prompt $" { fail "backtrace from call7k" ; return }
 991         timeout { fail "(timeout) backtrace from call7k" ; return }
 992     }
 993 }
 994
 995 #
 996 # Locate actual args; recursive passing of structs by value
 997 #
 998
 999 proc recursive_structs_by_value {} {
1000     global prompt
1001     global hex
1002     global decimal
1003     global det_file
1004
1005     delete_breakpoints
1006
1007     send "break hitbottom\n" ; expect -re ".*$prompt $"
1008
1009     # Run; should stop at hitbottom and print actual arguments.
1010     # Print backtrace.
1011     gdb_run_cmd
1012     expect {
1013         -re ".*Breakpoint $decimal, hitbottom .*$prompt $" { pass "run to hitbottom" }
1014         -re "$prompt $" { fail "run to hitbottom" ; return }
1015         timeout { fail "(timeout) run to hitbottom" ; return }
1016     }
1017
1018     # The a29k fails all of these tests, perhaps because the prologue
1019     # code is broken.
1020     setup_xfail "a29k-*-udi"
1021     send "backtrace 100\n"
1022     expect {
1023         -re "backtrace 100\[\r\n\]+
1024 .* hitbottom \\(\\) .*\r
1025 .* recurse \\(a=\{s = 0, i = 0, l = 0\}, depth=0\\) .*\r
1026 .* recurse \\(a=\{s = 1, i = 1, l = 1\}, depth=1\\) .*\r
1027 .* recurse \\(a=\{s = 2, i = 2, l = 2\}, depth=2\\) .*\r
1028 .* recurse \\(a=\{s = 3, i = 3, l = 3\}, depth=3\\) .*\r
1029 .* recurse \\(a=\{s = 4, i = 4, l = 4\}, depth=4\\) .*\r
1030 .* test_struct_args \\(\\) .*\r
1031 .* main \\(.*\\) .*\r
1032 $prompt $" { pass "recursive passing of structs by value" }
1033         -re "$prompt $" { fail "recursive passing of structs by value" ; return }
1034         timeout { fail "(timeout) recursive passing of structs by value" ; return }
1035     }
1036 }
1037
1038 proc funcargs_reload { } {
1039     global objdir
1040     global subdir
1041     global binfile
1042     global srcdir
1043
1044     if [istarget "mips-idt-*"] then {
1045         # Restart because IDT/SIM runs out of file descriptors.
1046         gdb_exit
1047         gdb_start
1048         gdb_reinitialize_dir $srcdir/$subdir
1049         gdb_load $objdir/$subdir/$binfile
1050     }
1051 }
1052
1053 #
1054 # Test for accessing local stack variables in functions which call alloca
1055 #
1056 proc localvars_after_alloca { } {
1057     global prompt
1058     global hex
1059     global decimal
1060     global gcc_compiled
1061
1062     if { ! [ runto localvars_after_alloca ] } then { return 0 }
1063
1064     # Print each arg as a double check to see if we can print
1065     # them here as well as with backtrace.
1066
1067     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1068     gdb_test "print c" " = 97 'a'" "print c after runto localvars_after_alloca"
1069     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1070     gdb_test "print s" " = 1" "print s after runto localvars_after_alloca"
1071     gdb_test "print i" " = 2" "print i after runto localvars_after_alloca"
1072     gdb_test "print l" " = 3" "print l after runto localvars_after_alloca"
1073
1074     send "next\n"
1075     expect {
1076         -re ".*$prompt $" { pass "next in localvars_after_alloca()" }
1077         timeout { fail "next in localvars_after_alloca()" ; return }
1078     }
1079
1080     # Print each arg as a double check to see if we can print
1081     # them here as well as with backtrace.
1082
1083     gdb_test "print c" " = 97 'a'" "print c in localvars_after_alloca"
1084     gdb_test "print s" " = 1" "print s in localvars_after_alloca"
1085     gdb_test "print i" " = 2" "print i in localvars_after_alloca"
1086     gdb_test "print l" " = 3" "print l in localvars_after_alloca"
1087
1088     gdb_test "backtrace 8" "#0.*localvars_after_alloca \\(c=97 'a', s=1, i=2, l=3\\).*#1.*main.*" "backtrace after alloca"
1089 }
1090
1091 proc call_after_alloca { } {
1092     global prompt
1093     global hex
1094     global decimal
1095     global gcc_compiled
1096
1097     if { ! [ runto call_after_alloca_subr ] } then { return 0 }
1098
1099     # Print each arg as a double check to see if we can print
1100     # them here as well as with backtrace.
1101
1102     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1103     gdb_test "print c" " = 97 'a'" "print c in call_after_alloca"
1104     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1105     gdb_test "print s" " = 1" "print s in call_after_alloca"
1106     gdb_test "print i" " = 2" "print i in call_after_alloca"
1107     gdb_test "print l" " = 3" "print l in call_after_alloca"
1108
1109     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1110     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"
1111 }
1112
1113 #
1114 # Test for accessing local stack variables, backtraces, finish,
1115 # and finally stepping into indirect calls.  The point is that on the PA
1116 # these use a funky `dyncall' mechanism which GDB needs to know about.
1117 #
1118 proc localvars_in_indirect_call { } {
1119     global prompt
1120     global hex
1121     global decimal
1122     global gcc_compiled
1123
1124     # Can not use "runto call0a" as call0a is called several times
1125     # during single run.  Instead stop in a marker function and
1126     # take control from there.
1127     if { ! [ runto marker_indirect_call ] } then { return 0 }
1128
1129     # break on the next call to call0a, then delete all the breakpoints
1130     # and start testing.
1131     gdb_test "break call0a" "Breakpoint .*" \
1132         "break call0a in localvars_in_indirect_call"
1133     gdb_test "continue" "call0a .*" "continue in localvars_in_indirect_call"
1134     delete_breakpoints
1135
1136     # Print each arg as a double check to see if we can print
1137     # them here as well as with backtrace.
1138
1139     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1140     gdb_test "print c" " = 97 'a'" "print c in localvars_in_indirect_call"
1141     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1142     gdb_test "print s" " = 1" "print s in localvars_in_indirect_call"
1143     gdb_test "print i" " = 2" "print i in localvars_in_indirect_call"
1144     gdb_test "print l" " = 3" "print l in localvars_in_indirect_call"
1145
1146     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1147     gdb_test "backtrace 8" \
1148         "#0.*call0a \\(c=97 'a', s=1, i=2, l=3\\).*#1.*main.*" \
1149         "backtrace in indirectly called function"
1150
1151     #
1152     # "finish" brings us back to main.  We then will try to step through
1153     # the second indirect call.
1154     # On some targets (e.g. m68k) gdb will stop from the finish in midline
1155     # of the first indirect call. This is due to stack adjustment instructions
1156     # after the indirect call. In these cases we will step till we hit the
1157     # second indirect call.
1158     #
1159
1160     send "finish\n"
1161     expect {
1162         -re "\\(\\*pointer_to_call0a\\) \\(c, s, i, l\\);.*First.*$prompt $" {
1163             send "step\n"
1164             exp_continue
1165         }
1166         -re "\\(\\*pointer_to_call0a\\) \\(c, s, i, l\\);.*Second.*$prompt $" {
1167             pass "finish from indirectly called function"
1168         }
1169         -re ".*$prompt $" {
1170             fail "finish from indirectly called function"
1171             return
1172         }
1173         default { fail "finish from indirectly called function" ; return }
1174     }
1175
1176     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1177     gdb_test "step" "call0a \\(c=97 'a', s=1, i=2, l=3\\).*" \
1178         "stepping into indirectly called function"
1179 }
1180
1181 # Start with a fresh gdb.
1182 #
1183 # Test for stepping into indirect calls which may have trampolines (possibly
1184 # cascaded) on both the call path and the return path.
1185 # to handle trampolines.
1186 #
1187 proc test_stepping_over_trampolines { } {
1188     global prompt
1189     global hex
1190     global decimal
1191
1192     # Stop in a marker function and take control from there.
1193     if { ! [ runto marker_call_with_trampolines ] } then { return 0 }
1194
1195     # Cater for gdb stopping in midline, see comment for finish above.
1196     send "finish\n"
1197     expect {
1198         -re "marker_call_with_trampolines ..;.*$prompt $" {
1199             send "step\n"
1200             exp_continue
1201         }
1202         -re "pointer_to_call_with_trampolines.*$prompt $" {
1203             pass "finish from marker_call_with_trampolines"
1204         }
1205         -re ".*$prompt $" {
1206             fail "finish from marker_call_with_trampolines"
1207         }
1208         default { fail "finish from marker_call_with_trampolines" ; return 0 }
1209     }
1210
1211     # Try to step into the target function.
1212     gdb_test "step" "call_with_trampolines \\(d1=5\\).*" \
1213         "stepping into function called with trampolines"
1214
1215     # Make we can backtrace and the argument looks correct.  */
1216     gdb_test "backtrace 8" "#0.*call_with_trampolines \\(d1=5\\).*1.*main.*" \
1217         "backtrace through call with trampolines"
1218
1219     # Make sure we can get back to main.
1220     # Stepping back to main might stop again after the return statement
1221     # or immediately transfer control back to main if optimizations
1222     # are performed.
1223     send "step\n"
1224     expect {
1225         -re "main .* at.*$prompt $" {
1226             pass "stepping back to main from function called with trampolines" ;
1227             return 1
1228         }
1229         -re "\}.*End of call_with_trampolines.*$prompt $" {
1230             send "step\n"
1231             exp_continue
1232         }
1233         -re ".*$prompt $" {
1234             fail "stepping back to main from function called with trampolines"
1235         }
1236         default { fail "stepping back to main from function called with trampolines" ; return 0 }
1237     }
1238 }
1239
1240 # Start with a fresh gdb.
1241
1242 gdb_exit
1243 gdb_start
1244 gdb_reinitialize_dir $srcdir/$subdir
1245 gdb_load $objdir/$subdir/$binfile
1246
1247 source gdb.base/funcargs.ci
1248
1249 integral_args
1250 funcargs_reload
1251 unsigned_integral_args
1252 funcargs_reload
1253 float_and_integral_args
1254 funcargs_reload
1255 pointer_args
1256 funcargs_reload
1257 structs_by_reference
1258 funcargs_reload
1259 structs_by_value
1260 funcargs_reload
1261 discard_and_shuffle
1262 funcargs_reload
1263 shuffle_round_robin
1264 funcargs_reload
1265 recursive_structs_by_value
1266 funcargs_reload
1267 localvars_after_alloca
1268 funcargs_reload
1269 call_after_alloca
1270 funcargs_reload
1271 localvars_in_indirect_call
1272 funcargs_reload
1273 test_stepping_over_trampolines