gdb/testsuite/gdb.base/funcargs.exp

   1 # Copyright 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004,
   2 # 2007, 2008 Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 # This file was written by Fred Fish. (fnf@cygnus.com)
  18
  19 if $tracelevel {
  20     strace $tracelevel
  21 }
  22
  23 set prms_id 0
  24 set bug_id 0
  25
  26 set testfile "funcargs"
  27 set srcfile ${testfile}.c
  28 set binfile ${objdir}/${subdir}/${testfile}
  29 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  30      untested funcargs.exp
  31      return -1
  32 }
  33
  34 # Create and source the file that provides information about the compiler
  35 # used to compile the test case.
  36 if [get_compiler_info ${binfile}] {
  37     return -1;
  38 }
  39
  40 #
  41 # Locate actual args; integral types.
  42 #
  43
  44 proc integral_args {} {
  45     global gdb_prompt
  46     global det_file
  47     global gcc_compiled
  48
  49     delete_breakpoints
  50
  51     gdb_breakpoint call0a
  52     gdb_breakpoint call0b
  53     gdb_breakpoint call0c
  54     gdb_breakpoint call0d
  55     gdb_breakpoint call0e
  56
  57     # Run; should stop at call0a and print actual arguments.
  58     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
  59     gdb_run_cmd
  60     gdb_expect {
  61          -re ".* call0a \\(c=97 'a', s=1, i=2, l=3\\) .*$gdb_prompt $" {
  62             pass "run to call0a"
  63         }
  64          -re "$gdb_prompt $"  { fail "run to call0a" ; gdb_suppress_tests }
  65          timeout { fail "(timeout) run to call0a" ; gdb_suppress_tests }
  66     }
  67
  68     # Print each arg as a double check to see if we can print
  69     # them here as well as with backtrace.
  70     gdb_test "print c" ".* = 97 'a'" "print c after run to call0a"
  71     gdb_test "print s" ".* = 1" "print s after run to call0a"
  72     gdb_test "print i" ".* = 2" "print i after run to call0a"
  73     gdb_test "print l " ".* = 3" "print l after run to call0a"
  74
  75     # Continue; should stop at call0b and print actual arguments.
  76     if [gdb_test "cont" ".* call0b \\(s=1, i=2, l=3, c=97 'a'\\) .*" "continue to call0b"] {
  77         gdb_suppress_tests;
  78     }
  79
  80     # Continue; should stop at call0c and print actual arguments.
  81     if [gdb_test "cont" ".* call0c \\(i=2, l=3, c=97 'a', s=1\\) .*" "continue to call0c"] {
  82         gdb_suppress_tests;
  83     }
  84
  85     # Continue; should stop at call0d and print actual arguments.
  86     if [gdb_test "cont" ".* call0d \\(l=3, c=97 'a', s=1, i=2\\) .*" "continue to call0d";] {
  87         gdb_suppress_tests;
  88     }
  89
  90     # Continue; should stop at call0e and print actual arguments.
  91     if [gdb_test "cont" ".* call0e \\(c1=97 'a', l=3, c2=97 'a', i=2, c3=97 'a', s=1, c4=97 'a', c5=97 'a'\\) .*" "continue to call0e" ] {
  92         gdb_suppress_tests;
  93     }
  94     gdb_stop_suppressing_tests;
  95 }
  96
  97 #
  98 # Locate actual args; unsigned integral types.
  99 #
 100
 101 proc unsigned_integral_args {} {
 102     global gdb_prompt
 103     global det_file
 104     global gcc_compiled
 105
 106     delete_breakpoints
 107
 108     gdb_breakpoint call1a;
 109     gdb_breakpoint call1b;
 110     gdb_breakpoint call1c;
 111     gdb_breakpoint call1d;
 112     gdb_breakpoint call1e;
 113
 114     # Run; should stop at call1a and print actual arguments.
 115     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 116     gdb_run_cmd
 117     gdb_expect {
 118          -re ".* call1a \\(uc=98 'b', us=6, ui=7, ul=8\\) .*$gdb_prompt $" {
 119             pass "run to call1a"
 120         }
 121          -re "$gdb_prompt $" { fail "run to call1a" ; gdb_suppress_tests; }
 122          timeout { fail "(timeout) run to call1a" ; gdb_suppress_tests; }
 123     }
 124
 125     # Print each arg as a double check to see if we can print
 126     # them here as well as with backtrace.
 127     gdb_test "print uc" ".* = 98 'b'"
 128     gdb_test "print us" ".* = 6"
 129     gdb_test "print ui" ".* = 7"
 130     gdb_test "print ul" ".* = 8"
 131
 132     # Continue; should stop at call1b and print actual arguments.
 133     if [gdb_test "cont" ".* call1b \\(us=6, ui=7, ul=8, uc=98 'b'\\) .*" "continue to call1b"] {
 134         gdb_suppress_tests;
 135     }
 136
 137     # Continue; should stop at call1c and print actual arguments.
 138     if [gdb_test "cont" ".* call1c \\(ui=7, ul=8, uc=98 'b', us=6\\) .*" "continue to call1c"] {
 139         gdb_suppress_tests;
 140     }
 141
 142     # Continue; should stop at call1d and print actual arguments.
 143     if [gdb_test "cont" ".* call1d \\(ul=8, uc=98 'b', us=6, ui=7\\) .*" "continue to call1d"] {
 144         gdb_suppress_tests;
 145     }
 146
 147     # Continue; should stop at call1e and print actual arguments.
 148     if [gdb_test "cont" ".* call1e \\(uc1=98 'b', ul=8, uc2=98 'b', ui=7, uc3=98 'b', us=6, uc4=98 'b', uc5=98 'b'\\) .*" "continue to call1e"] {
 149         gdb_suppress_tests;
 150     }
 151     gdb_stop_suppressing_tests;
 152 }
 153
 154 #
 155 # Locate actual args; integrals mixed with floating point.
 156 #
 157
 158 proc float_and_integral_args {} {
 159     global gdb_prompt
 160     global det_file
 161     global gcc_compiled
 162
 163     delete_breakpoints
 164
 165     gdb_breakpoint call2a
 166     gdb_breakpoint call2b
 167     gdb_breakpoint call2c
 168     gdb_breakpoint call2d
 169     gdb_breakpoint call2e
 170     gdb_breakpoint call2f
 171     gdb_breakpoint call2g
 172     gdb_breakpoint call2h
 173
 174     # Run; should stop at call2a and print actual arguments.
 175
 176     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" "mips-sgi-irix5*" }
 177     gdb_run_cmd
 178     gdb_expect {
 179          -re ".* call2a \\(c=97 'a', f1=4, s=1, d1=5, i=2, f2=4, l=3, d2=5\\) .*$gdb_prompt $" { pass "run to call2a" }
 180          -re ".* call2a \\(c=97 'a', f1=.*, s=1, d1=5, i=2, f2=4, l=3, d2=5\\) .*$gdb_prompt $" { xfail "run to call2a" }
 181          -re "$gdb_prompt $" { fail "run to call2a" ; gdb_suppress_tests; }
 182          timeout { fail "(timeout) run to call2a" ; gdb_suppress_tests; }
 183     }
 184
 185     # Print each arg as a double check to see if we can print
 186     gdb_test "print c" ".* = 97 'a'" "print c after run to call2a"
 187     gdb_test "print f1" ".* = 4" "print f1 after run to call2a"
 188     gdb_test "print s" ".* = 1" "print s after run to call2a"
 189     gdb_test "print d1" ".* = 5" "print d1 after run to call2a"
 190     gdb_test "print i" ".* = 2" "print i after run to call2a"
 191     gdb_test "print f2" ".* = 4" "print f2 after run to call2a"
 192     gdb_test "print l" ".* = 3" "print l after run to call2a"
 193     gdb_test "print d2" ".* = 5" "print d2 after run to call2a"
 194
 195     setup_xfail "rs6000-*-*"
 196     if {!$gcc_compiled} then { setup_xfail "mips-sgi-irix*" }
 197     # Continue; should stop at call2b and print actual arguments.
 198     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"] {
 199         gdb_suppress_tests;
 200     }
 201
 202     # Continue; should stop at call2c and print actual arguments.
 203     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"] {
 204         gdb_suppress_tests;
 205     }
 206
 207     # Continue; should stop at call2d and print actual arguments.
 208     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"] {
 209         gdb_suppress_tests;
 210     }
 211
 212     # Continue; should stop at call2e and print actual arguments.
 213     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"] {
 214         gdb_suppress_tests;
 215     }
 216
 217     # Continue; should stop at call2f and print actual arguments.
 218     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"] {
 219         gdb_suppress_tests;
 220     }
 221
 222     # Continue; should stop at call2g and print actual arguments.
 223     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"] {
 224         gdb_suppress_tests;
 225     }
 226
 227     # Continue; should stop at call2h and print actual arguments.
 228     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"] {
 229         gdb_suppress_tests;
 230     }
 231
 232     # monitor only allows 8 breakpoints; w89k board allows 10, so
 233     # break them up into two groups.
 234     delete_breakpoints
 235     gdb_breakpoint call2i
 236
 237     # Continue; should stop at call2i and print actual arguments.
 238     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"] {
 239         gdb_suppress_tests;
 240     }
 241     gdb_stop_suppressing_tests;
 242 }
 243
 244 #
 245 # Locate actual args; dereference pointers to ints and floats.
 246 #
 247
 248 proc pointer_args {} {
 249     global gdb_prompt
 250     global hex
 251     global det_file
 252
 253     delete_breakpoints
 254
 255     gdb_breakpoint call3a
 256     gdb_breakpoint call3b
 257     gdb_breakpoint call3c
 258
 259     # Run; should stop at call3a and print actual arguments.
 260     # Try dereferencing the arguments.
 261
 262     gdb_run_cmd
 263     gdb_expect {
 264          -re ".* call3a \\(cp=$hex \"a.*\", sp=$hex, ip=$hex, lp=$hex\\) .*$gdb_prompt $" { pass "run to call3a" }
 265          -re "$gdb_prompt $" { fail "run to call3a" ; gdb_suppress_tests; }
 266          timeout { fail "(timeout) run to call3a" ; gdb_suppress_tests; }
 267     }
 268
 269     gdb_test "print *cp" ".* = 97 'a'"
 270     gdb_test "print *sp" ".* = 1"
 271     gdb_test "print *ip" ".* = 2"
 272     gdb_test "print *lp" ".* = 3"
 273
 274     # Continue; should stop at call3b and print actual arguments.
 275     # Try dereferencing the arguments.
 276     if [gdb_test "cont" ".* call3b \\(ucp=$hex \"b.*\", usp=$hex, uip=$hex, ulp=$hex\\) .*" "continue to call3b"] {
 277         gdb_suppress_tests;
 278     }
 279
 280     gdb_test "print *ucp" ".* = 98 'b'"
 281     gdb_test "print *usp" ".* = 6"
 282     gdb_test "print *uip" ".* = 7"
 283     gdb_test "print *ulp" ".* = 8"
 284
 285     # Continue; should stop at call3c and print actual arguments.
 286     # Try dereferencing the arguments.
 287     if [gdb_test "cont" ".* call3c \\(fp=$hex, dp=$hex\\) .*" "continue to call3c"] {
 288         gdb_suppress_tests;
 289     }
 290
 291     gdb_test "print *fp" ".* = 4"
 292     gdb_test "print *dp" ".* = 5"
 293
 294 #    pass "locate actual args, pointer types"
 295     gdb_stop_suppressing_tests;
 296 }
 297
 298 #
 299 # Locate actual args; structures and unions passed by reference.
 300 #
 301
 302 proc structs_by_reference {} {
 303     global gdb_prompt
 304     global hex
 305     global det_file
 306     global target_sizeof_int
 307     global target_sizeof_long
 308     global target_bigendian_p
 309
 310     delete_breakpoints
 311
 312     gdb_breakpoint call4a
 313     gdb_breakpoint call4b
 314
 315     # Run; should stop at call4a and print actual arguments.
 316     # Try dereferencing the arguments.
 317
 318     gdb_run_cmd
 319     gdb_expect {
 320          -re ".* call4a \\(stp=$hex\\) .*$gdb_prompt $" {
 321             pass "run to call4a"
 322         }
 323          -re "$gdb_prompt $" { fail "run to call4a" ; gdb_suppress_tests; }
 324          timeout { fail "(timeout) run to call4a" ; gdb_suppress_tests; }
 325     }
 326
 327     gdb_test "print *stp" ".* = \{s1 = 101, s2 = 102\}"
 328
 329     # Continue; should stop at call4b and print actual arguments.
 330
 331     gdb_test "cont" ".* call4b \\(unp=$hex\\) .*" "continue to call4b"
 332
 333     # Try dereferencing the arguments.
 334     if { $target_sizeof_long == $target_sizeof_int } {
 335         gdb_test "print *unp" ".* = \{u1 = 1, u2 = 1\}" \
 336                 "print *unp (sizeof long == sizeof int)"
 337     } elseif { ! $target_bigendian_p } {
 338         gdb_test "print *unp" ".* = \{u1 = 1, u2 = 1\}" \
 339                 "print *unp (little-endian, sizeof long != sizeof int)"
 340     } elseif { $target_sizeof_long == 8 && $target_sizeof_int == 4 } {
 341         gdb_test "print *unp" ".* = \{u1 = 1, u2 = 4294967296\}" \
 342                 "print *unp (big-endian, sizeof long == 8, sizeof int = 4)"
 343     } elseif { $target_sizeof_long == 4 && $target_sizeof_int == 2 } {
 344         gdb_test "print *unp" ".* = \{u1 = 1, u2 = 65536\}" \
 345                 "print *unp (big-endian, sizeof long == 4, sizeof int = 2)"
 346     } else {
 347         fail "print *unp (unknown case)"
 348     }
 349
 350     pass "locate actual args, structs/unions passed by reference"
 351     gdb_stop_suppressing_tests;
 352 }
 353
 354 #
 355 # Locate actual args; structures and unions passed by value.
 356 #
 357
 358 proc structs_by_value {} {
 359     global gdb_prompt
 360     global hex
 361     global det_file
 362     global target_sizeof_int
 363     global target_sizeof_long
 364     global target_bigendian_p
 365
 366     delete_breakpoints
 367
 368     gdb_breakpoint call5a
 369     gdb_breakpoint call5b
 370
 371     # Run; should stop at call5a and print actual arguments.
 372     # Try dereferencing the arguments.
 373
 374     gdb_run_cmd
 375     gdb_expect {
 376          -re ".* call5a \\(st=\{s1 = 101, s2 = 102\}\\) .*$gdb_prompt $" {
 377             pass "run to call5a"
 378         }
 379          -re "$gdb_prompt $" { fail "run to call5a" ; gdb_suppress_tests; }
 380          timeout { fail "(timeout) run to call5a" ; gdb_suppress_tests; }
 381     }
 382
 383     gdb_test "print st" ".* = \{s1 = 101, s2 = 102\}"
 384
 385     # Continue; should stop at call5b and print actual arguments.
 386     if { $target_sizeof_long == $target_sizeof_int } {
 387         gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 2\}\\) .*" \
 388                 "continue to call5b (sizeof long == sizeof int)"
 389     } elseif { ! $target_bigendian_p } {
 390         gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 2\}\\) .*" \
 391                 "continue to call5b (little-endian, sizeof long != sizeof int)"
 392     } elseif { $target_sizeof_long == 8 && $target_sizeof_int == 4 } {
 393         gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 8589934592\}\\) .*" \
 394                 "continue to call5b (big-endian, sizeof long == 8, sizeof int = 4)"
 395     } elseif { $target_sizeof_long == 4 && $target_sizeof_int == 2 } {
 396         gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 131072\}\\) .*" \
 397                 "continue to call5b (big-endian, sizeof long == 4, sizeof int = 2)"
 398     } else {
 399         fail "continue to call5b (unknown case)"
 400     }
 401
 402     # Try dereferencing the arguments.
 403     if { $target_sizeof_long == $target_sizeof_int } {
 404         gdb_test "print un" ".* = \{u1 = 2, u2 = 2\}" \
 405                 "print un (sizeof long == sizeof int)"
 406     } elseif { ! $target_bigendian_p } {
 407         gdb_test "print un" ".* = \{u1 = 2, u2 = 2\}" \
 408                 "print un (little-endian, sizeof long != sizeof int)"
 409     } elseif { $target_sizeof_long == 8 && $target_sizeof_int == 4 } {
 410         gdb_test "print un" ".* = \{u1 = 2, u2 = 8589934592\}" \
 411                 "print un (big-endian, sizeof long == 8, sizeof int = 4)"
 412     } elseif { $target_sizeof_long == 4 && $target_sizeof_int == 2 } {
 413         gdb_test "print un" ".* = \{u1 = 2, u2 = 131072\}" \
 414                 "print un (big-endian, sizeof long == 4, sizeof int = 2)"
 415     } else {
 416         fail "print un (unknown case)"
 417     }
 418
 419     gdb_stop_suppressing_tests;
 420 }
 421
 422 #
 423 # Locate actual args; discard, shuffle, and call
 424 #
 425
 426 proc discard_and_shuffle {} {
 427     global gdb_prompt
 428     global hex
 429     global decimal
 430     global det_file
 431     global gcc_compiled
 432
 433     delete_breakpoints
 434
 435     gdb_breakpoint call6a
 436     gdb_breakpoint call6b
 437     gdb_breakpoint call6c
 438     gdb_breakpoint call6d
 439     gdb_breakpoint call6e
 440     gdb_breakpoint call6f
 441     gdb_breakpoint call6g
 442     gdb_breakpoint call6h
 443
 444     # Run; should stop at call6a and print actual arguments.
 445     # Print backtrace.
 446
 447     gdb_run_cmd
 448     gdb_expect {
 449          -re ".*Breakpoint $decimal, call6a .*$gdb_prompt $" { pass "run to call6a" }
 450          -re "$gdb_prompt $" { fail "run to call6a" ; gdb_suppress_tests; }
 451          timeout { fail "(timeout) run to call6a" ; gdb_suppress_tests; }
 452     }
 453
 454     setup_xfail "rs6000-*-*"
 455
 456     if {!$gcc_compiled} {
 457         setup_xfail "mips-sgi-irix5*"
 458     }
 459
 460     send_gdb "backtrace 100\n"
 461     gdb_expect {
 462         -re "backtrace 100\[\r\n\]+
 463 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 464 .* main \\(.*\\) .*\r
 465 $gdb_prompt $" {
 466             pass "backtrace from call6a"
 467         }
 468         -re "backtrace 100\[\r\n\]+
 469 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=.*, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .*\r
 470 .* main \\(.*\\) .*\r
 471 $gdb_prompt $" {
 472             xfail "backtrace from call6a"
 473         }
 474         -re "$gdb_prompt $" {
 475             fail "backtrace from call6a"
 476             gdb_suppress_tests
 477         }
 478         timeout {
 479             fail "(timeout) backtrace from call6a"
 480             gdb_suppress_tests
 481         }
 482     }
 483
 484     # Continue; should stop at call6b and print actual arguments.
 485     # Print backtrace.
 486
 487     gdb_continue call6b
 488
 489     send_gdb "backtrace 100\n"
 490     if [gdb_expect_list "backtrace from call6b" ".*$gdb_prompt $" {
 491         ".*\[\r\n\]#0 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 492         ".*\[\r\n\]#1 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 493         ".*\[\r\n\]#2 .* main \\(.*\\) "
 494     } ] {
 495         gdb_suppress_tests;
 496     }
 497
 498     # Continue; should stop at call6c and print actual arguments.
 499     # Print backtrace.
 500
 501     gdb_continue call6c
 502
 503     send_gdb "backtrace 100\n"
 504     if [gdb_expect_list "backtrace from call6c" ".*$gdb_prompt $" {
 505         ".*\[\r\n\]#0 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 506         ".*\[\r\n\]#1 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 507         ".*\[\r\n\]#2 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 508         ".*\[\r\n\]#3 .* main \\(.*\\) "
 509     } ] {
 510         gdb_suppress_tests;
 511     }
 512     # Continue; should stop at call6d and print actual arguments.
 513     # Print backtrace.
 514
 515     gdb_continue call6d
 516
 517     send_gdb "backtrace 100\n"
 518     if [gdb_expect_list "backtrace from call6d" ".*$gdb_prompt $" {
 519         ".*\[\r\n\]#0 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 520         ".*\[\r\n\]#1 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 521         ".*\[\r\n\]#2 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 522         ".*\[\r\n\]#3 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 523         ".*\[\r\n\]#4 .* main \\(.*\\) "
 524     } ] {
 525         gdb_suppress_tests;
 526     }
 527
 528     # Continue; should stop at call6e and print actual arguments.
 529     # Print backtrace.
 530
 531     gdb_continue call6e
 532
 533     send_gdb "backtrace 100\n"
 534     if [gdb_expect_list "backtrace from call6e" ".*$gdb_prompt $" {
 535         ".*\[\r\n\]#0 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 536         ".*\[\r\n\]#1 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 537         ".*\[\r\n\]#2 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 538         ".*\[\r\n\]#3 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 539         ".*\[\r\n\]#4 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 540         ".*\[\r\n\]#5 .* main \\(.*\\) "
 541     } ] {
 542         gdb_suppress_tests;
 543     }
 544
 545     # Continue; should stop at call6f and print actual arguments.
 546     # Print backtrace.
 547
 548     gdb_continue call6f
 549
 550     send_gdb "backtrace 100\n"
 551     if [gdb_expect_list "backtrace from call6f" ".*$gdb_prompt $" {
 552         ".*\[\r\n\]#0 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 553         ".*\[\r\n\]#1 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 554         ".*\[\r\n\]#2 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 555         ".*\[\r\n\]#3 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 556         ".*\[\r\n\]#4 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 557         ".*\[\r\n\]#5 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 558         ".*\[\r\n\]#6 .* main \\(.*\\) "
 559     } ] {
 560         gdb_suppress_tests;
 561     }
 562
 563     # Continue; should stop at call6g and print actual arguments.
 564     # Print backtrace.
 565
 566     gdb_continue call6g
 567
 568     send_gdb "backtrace 100\n"
 569     if [gdb_expect_list "backtrace from call6g" ".*$gdb_prompt $" {
 570         ".*\[\r\n\]#0 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 571         ".*\[\r\n\]#1 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 572         ".*\[\r\n\]#2 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 573         ".*\[\r\n\]#3 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 574         ".*\[\r\n\]#4 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 575         ".*\[\r\n\]#5 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 576         ".*\[\r\n\]#6 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 577         ".*\[\r\n\]#7 .* main \\(.*\\) "
 578     } ] {
 579         gdb_suppress_tests;
 580     }
 581
 582     # Continue; should stop at call6h and print actual arguments.
 583     # Print backtrace.
 584
 585     gdb_continue call6h
 586
 587     send_gdb "backtrace 100\n"
 588     if [gdb_expect_list "backtrace from call6h" ".*$gdb_prompt $" {
 589         ".*\[\r\n\]#0 .* call6h \\(us=6, ui=7, ul=8\\) "
 590         ".*\[\r\n\]#1 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 591         ".*\[\r\n\]#2 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 592         ".*\[\r\n\]#3 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 593         ".*\[\r\n\]#4 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 594         ".*\[\r\n\]#5 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 595         ".*\[\r\n\]#6 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 596         ".*\[\r\n\]#7 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 597         ".*\[\r\n\]#8 .* main \\(.*\\) "
 598     } ] {
 599         gdb_suppress_tests;
 600     }
 601
 602     # monitor only allows 8 breakpoints; w89k board allows 10, so
 603     # break them up into two groups.
 604     delete_breakpoints
 605     gdb_breakpoint call6i
 606     gdb_breakpoint call6j
 607     gdb_breakpoint call6k
 608
 609     # Continue; should stop at call6i and print actual arguments.
 610     # Print backtrace.
 611
 612     gdb_continue call6i
 613
 614     send_gdb "backtrace 100\n"
 615     if [gdb_expect_list "backtrace from call6i" ".*$gdb_prompt $" {
 616         ".*\[\r\n\]#0 .* call6i \\(ui=7, ul=8\\) "
 617         ".*\[\r\n\]#1 .* call6h \\(us=6, ui=7, ul=8\\) "
 618         ".*\[\r\n\]#2 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 619         ".*\[\r\n\]#3 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 620         ".*\[\r\n\]#4 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 621         ".*\[\r\n\]#5 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 622         ".*\[\r\n\]#6 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 623         ".*\[\r\n\]#7 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 624         ".*\[\r\n\]#8 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 625         ".*\[\r\n\]#9 .* main \\(.*\\) "
 626     } ] {
 627         gdb_suppress_tests;
 628     }
 629
 630     # Continue; should stop at call6j and print actual arguments.
 631     # Print backtrace.
 632
 633     gdb_continue call6j
 634
 635     send_gdb "backtrace 100\n"
 636     if [gdb_expect_list "backtrace from call6j" ".*$gdb_prompt $" {
 637         ".*\[\r\n\]#0 .* call6j \\(ul=8\\) "
 638         ".*\[\r\n\]#1 .* call6i \\(ui=7, ul=8\\) "
 639         ".*\[\r\n\]#2 .* call6h \\(us=6, ui=7, ul=8\\) "
 640         ".*\[\r\n\]#3 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 641         ".*\[\r\n\]#4 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 642         ".*\[\r\n\]#5 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 643         ".*\[\r\n\]#6 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 644         ".*\[\r\n\]#7 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 645         ".*\[\r\n\]#8 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 646         ".*\[\r\n\]#9 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 647         ".*\[\r\n\]#10 .* main \\(.*\\) "
 648     } ] {
 649         gdb_suppress_tests;
 650     }
 651
 652     # Continue; should stop at call6k and print actual arguments.
 653     # Print backtrace.
 654     gdb_continue call6k
 655
 656     send_gdb "backtrace 100\n"
 657     if [gdb_expect_list "backtrace from call6k" ".*$gdb_prompt $" {
 658         ".*\[\r\n\]#0 .* call6k \\(\\) "
 659         ".*\[\r\n\]#1 .* call6j \\(ul=8\\) "
 660         ".*\[\r\n\]#2 .* call6i \\(ui=7, ul=8\\) "
 661         ".*\[\r\n\]#3 .* call6h \\(us=6, ui=7, ul=8\\) "
 662         ".*\[\r\n\]#4 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 663         ".*\[\r\n\]#5 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 664         ".*\[\r\n\]#6 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 665         ".*\[\r\n\]#7 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 666         ".*\[\r\n\]#8 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 667         ".*\[\r\n\]#9 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 668         ".*\[\r\n\]#10 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 669         ".*\[\r\n\]#11 .* main \\(.*\\) "
 670     } ] {
 671         gdb_suppress_tests;
 672     }
 673     gdb_stop_suppressing_tests;
 674 }
 675
 676
 677 #
 678 # Locate actual args; shuffle round robin and call
 679 #
 680
 681 proc shuffle_round_robin {} {
 682     global gdb_prompt
 683     global hex
 684     global decimal
 685     global det_file
 686     global gcc_compiled
 687
 688     delete_breakpoints
 689
 690     gdb_breakpoint call7a
 691     gdb_breakpoint call7b
 692     gdb_breakpoint call7c
 693     gdb_breakpoint call7d
 694     gdb_breakpoint call7e
 695     gdb_breakpoint call7f
 696     gdb_breakpoint call7g
 697     gdb_breakpoint call7h
 698
 699     # Run; should stop at call7a and print actual arguments.
 700     # Print backtrace.
 701
 702     gdb_run_cmd
 703     gdb_expect {
 704          -re ".*Breakpoint $decimal, call7a .*$gdb_prompt $" {
 705             pass "run to call7a"
 706         }
 707          -re "$gdb_prompt $" { fail "run to call7a" ; gdb_suppress_tests; }
 708          timeout { fail "(timeout) run to call7a" ; gdb_suppress_tests; }
 709     }
 710
 711     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" "mips-sgi-irix5*" }
 712     send_gdb "backtrace 100\n"
 713     gdb_expect {
 714         -re "backtrace 100\[\r\n\]+
 715 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 716 .* main \\(.*\\) .*\r
 717 $gdb_prompt $" {
 718             pass "backtrace from call7a"
 719         }
 720         -re "backtrace 100\[\r\n\]+
 721 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=.*, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .*\r
 722 .* main \\(.*\\) .*\r
 723 $gdb_prompt $" {
 724             xfail "backtrace from call7a"
 725         }
 726         -re "$gdb_prompt $" { fail "backtrace from call7a" ; return }
 727         timeout { fail "(timeout) backtrace from call7a" ; return }
 728     }
 729
 730     # Continue; should stop at call7b and print actual arguments.
 731     # Print backtrace.
 732
 733     gdb_continue call7b
 734
 735     if {$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 736
 737     send_gdb "backtrace 100\n"
 738     gdb_expect_list "backtrace from call7b" ".*$gdb_prompt $" {
 739         ".*\[\r\n\]#0 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 740         ".*\[\r\n\]#1 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 741         ".*\[\r\n\]#2 .* main \\(.*\\) "
 742     }
 743
 744     # Continue; should stop at call7c and print actual arguments.
 745     # Print backtrace.
 746
 747     gdb_continue call7c
 748
 749     send_gdb "backtrace 100\n"
 750     gdb_expect_list "backtrace from call7c" ".*$gdb_prompt $" {
 751         ".*\[\r\n\]#0 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 752         ".*\[\r\n\]#1 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 753         ".*\[\r\n\]#2 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 754         ".*\[\r\n\]#3 .* main \\(.*\\) "
 755     }
 756
 757     # Continue; should stop at call7d and print actual arguments.
 758     # Print backtrace.
 759
 760     gdb_continue call7d
 761
 762     send_gdb "backtrace 100\n"
 763     gdb_expect_list "backtrace from call7d" ".*$gdb_prompt $" {
 764         ".*\[\r\n\]#0 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 765         ".*\[\r\n\]#1 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 766         ".*\[\r\n\]#2 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 767         ".*\[\r\n\]#3 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 768         ".*\[\r\n\]#4 .* main \\(.*\\) "
 769     }
 770
 771     gdb_continue call7e
 772
 773     send_gdb "backtrace 100\n"
 774     gdb_expect_list "backtrace from call7e" ".*$gdb_prompt $" {
 775         ".*\[\r\n\]#0 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 776         ".*\[\r\n\]#1 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 777         ".*\[\r\n\]#2 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 778         ".*\[\r\n\]#3 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 779         ".*\[\r\n\]#4 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 780         ".*\[\r\n\]#5 .* main \\(.*\\) "
 781     }
 782
 783     # Continue; should stop at call7f and print actual arguments.
 784     # Print backtrace.
 785
 786     gdb_continue call7f
 787
 788     send_gdb "backtrace 100\n"
 789     gdb_expect_list "backtrace from call7f" ".*$gdb_prompt $" {
 790         ".*\[\r\n\]#0 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 791         ".*\[\r\n\]#1 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 792         ".*\[\r\n\]#2 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 793         ".*\[\r\n\]#3 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 794         ".*\[\r\n\]#4 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 795         ".*\[\r\n\]#5 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 796         ".*\[\r\n\]#6 .* main \\(.*\\) "
 797     }
 798
 799     # Continue; should stop at call7g and print actual arguments.
 800     # Print backtrace.
 801
 802     gdb_continue call7g
 803
 804     send_gdb "backtrace 100\n"
 805     gdb_expect_list "backtrace from call7g" ".*$gdb_prompt $" {
 806         ".*\[\r\n\]#0 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 807         ".*\[\r\n\]#1 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 808         ".*\[\r\n\]#2 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 809         ".*\[\r\n\]#3 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 810         ".*\[\r\n\]#4 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 811         ".*\[\r\n\]#5 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 812         ".*\[\r\n\]#6 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 813         ".*\[\r\n\]#7 .* main \\(.*\\) "
 814     }
 815
 816     gdb_continue call7h
 817
 818     send_gdb "backtrace 100\n"
 819     gdb_expect_list "backtrace from call7h" ".*$gdb_prompt $" {
 820         ".*\[\r\n\]#0 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) "
 821         ".*\[\r\n\]#1 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 822         ".*\[\r\n\]#2 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 823         ".*\[\r\n\]#3 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 824         ".*\[\r\n\]#4 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 825         ".*\[\r\n\]#5 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 826         ".*\[\r\n\]#6 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 827         ".*\[\r\n\]#7 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 828         ".*\[\r\n\]#8 .* main \\(.*\\) "
 829     }
 830
 831     # monitor only allows 8 breakpoints; w89k board allows 10, so
 832     # break them up into two groups.
 833     delete_breakpoints
 834     gdb_breakpoint call7i
 835     gdb_breakpoint call7j
 836     gdb_breakpoint call7k
 837
 838     # Continue; should stop at call7i and print actual arguments.
 839     # Print backtrace.
 840
 841     gdb_continue call7i
 842
 843     send_gdb "backtrace 100\n"
 844     gdb_expect_list "backtrace from call7i" ".*$gdb_prompt $" {
 845         ".*\[\r\n\]#0 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) "
 846         ".*\[\r\n\]#1 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) "
 847         ".*\[\r\n\]#2 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 848         ".*\[\r\n\]#3 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 849         ".*\[\r\n\]#4 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 850         ".*\[\r\n\]#5 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 851         ".*\[\r\n\]#6 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 852         ".*\[\r\n\]#7 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 853         ".*\[\r\n\]#8 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 854         ".*\[\r\n\]#9 .* main \\(.*\\) "
 855     }
 856
 857     # Continue; should stop at call7j and print actual arguments.
 858     # Print backtrace.
 859
 860     gdb_continue call7j
 861
 862     send_gdb "backtrace 100\n"
 863     gdb_expect_list "backtrace from call7j" ".*$gdb_prompt $" {
 864         ".*\[\r\n\]#0 .* call7j \\(ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\\) "
 865         ".*\[\r\n\]#1 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) "
 866         ".*\[\r\n\]#2 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) "
 867         ".*\[\r\n\]#3 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 868         ".*\[\r\n\]#4 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 869         ".*\[\r\n\]#5 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 870         ".*\[\r\n\]#6 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 871         ".*\[\r\n\]#7 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 872         ".*\[\r\n\]#8 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 873         ".*\[\r\n\]#9 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 874         ".*\[\r\n\]#10 .* main \\(.*\\) "
 875     }
 876
 877     # Continue; should stop at call7k and print actual arguments.
 878     # Print backtrace.
 879
 880     gdb_continue call7k
 881
 882     if {!$gcc_compiled} then { setup_xfail "mips-sgi-irix*" }
 883     send_gdb "backtrace 100\n"
 884     gdb_expect_list "backtrace from call7k" ".*$gdb_prompt $" {
 885         ".*\[\r\n\]#0 .* call7k \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 886         ".*\[\r\n\]#1 .* call7j \\(ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\\) "
 887         ".*\[\r\n\]#2 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) "
 888         ".*\[\r\n\]#3 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) "
 889         ".*\[\r\n\]#4 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 890         ".*\[\r\n\]#5 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 891         ".*\[\r\n\]#6 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 892         ".*\[\r\n\]#7 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 893         ".*\[\r\n\]#8 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 894         ".*\[\r\n\]#9 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 895         ".*\[\r\n\]#10 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 896         ".*\[\r\n\]#11 .* main \\(.*\\) "
 897     }
 898     gdb_stop_suppressing_tests;
 899 }
 900
 901 #
 902 # Locate actual args; recursive passing of structs by value
 903 #
 904
 905 proc recursive_structs_by_value {} {
 906     global gdb_prompt
 907     global hex
 908     global decimal
 909     global det_file
 910
 911     delete_breakpoints
 912
 913     gdb_breakpoint hitbottom
 914
 915     # Run; should stop at hitbottom and print actual arguments.
 916     # Print backtrace.
 917     gdb_run_cmd
 918     gdb_expect {
 919          -re ".*Breakpoint $decimal, hitbottom .*$gdb_prompt $" { pass "run to hitbottom" }
 920          -re "$gdb_prompt $" { fail "run to hitbottom" ; gdb_suppress_tests; }
 921          timeout { fail "(timeout) run to hitbottom" ; gdb_suppress_tests; }
 922     }
 923
 924     if ![istarget sparclet-*-*] {
 925         send_gdb "backtrace 100\n"
 926         gdb_expect_list "recursive passing of structs by value" ".*$gdb_prompt $" {
 927             ".*\[\r\n\]#0 .* hitbottom \\(\\) "
 928             ".*\[\r\n\]#1 .* recurse \\(a=\{s = 0, i = 0, l = 0\}, depth=0\\) "
 929             ".*\[\r\n\]#2 .* recurse \\(a=\{s = 1, i = 1, l = 1\}, depth=1\\) "
 930             ".*\[\r\n\]#3 .* recurse \\(a=\{s = 2, i = 2, l = 2\}, depth=2\\) "
 931             ".*\[\r\n\]#4 .* recurse \\(a=\{s = 3, i = 3, l = 3\}, depth=3\\) "
 932             ".*\[\r\n\]#5 .* recurse \\(a=\{s = 4, i = 4, l = 4\}, depth=4\\) "
 933             ".*\[\r\n\]#6 .* test_struct_args \\(\\) "
 934             ".*\[\r\n\]#7 .* main \\(.*\\) "
 935         }
 936     } else {
 937         fail "recursive passing of structs by value (sparclet)"
 938     }
 939     gdb_stop_suppressing_tests;
 940 }
 941
 942 proc funcargs_reload { } {
 943     global objdir
 944     global subdir
 945     global binfile
 946     global srcdir
 947
 948     if [istarget "mips-idt-*"] {
 949         # Restart because IDT/SIM runs out of file descriptors.
 950         gdb_exit
 951         gdb_start
 952         gdb_reinitialize_dir $srcdir/$subdir
 953         gdb_load ${binfile}
 954     }
 955 }
 956
 957 #
 958 # Test for accessing local stack variables in functions which call alloca
 959 #
 960 proc localvars_after_alloca { } {
 961     global gdb_prompt
 962     global hex
 963     global decimal
 964     global gcc_compiled
 965
 966     if { ! [ runto localvars_after_alloca ] } then { gdb_suppress_tests; }
 967
 968     # Print each arg as a double check to see if we can print
 969     # them here as well as with backtrace.
 970
 971     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 972     gdb_test "print c" " = 97 'a'" "print c after runto localvars_after_alloca"
 973     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 974     gdb_test "print s" " = 1" "print s after runto localvars_after_alloca"
 975     gdb_test "print i" " = 2" "print i after runto localvars_after_alloca"
 976     gdb_test "print l" " = 3" "print l after runto localvars_after_alloca"
 977
 978     # Lame regexp.
 979     gdb_test "next" ".*" "next in localvars_after_alloca()"
 980
 981     # Print each arg as a double check to see if we can print
 982     # them here as well as with backtrace.
 983
 984     gdb_test "print c" " = 97 'a'" "print c in localvars_after_alloca"
 985     gdb_test "print s" " = 1" "print s in localvars_after_alloca"
 986     gdb_test "print i" " = 2" "print i in localvars_after_alloca"
 987     gdb_test "print l" " = 3" "print l in localvars_after_alloca"
 988
 989     gdb_test "backtrace 8" "#0.*localvars_after_alloca \\(c=97 'a', s=1, i=2, l=3\\).*#1.*main.*" "backtrace after alloca"
 990     gdb_stop_suppressing_tests;
 991 }
 992
 993 proc call_after_alloca { } {
 994     global gdb_prompt
 995     global hex
 996     global decimal
 997     global gcc_compiled
 998
 999     if { ! [ runto call_after_alloca_subr ] } then { gdb_suppress_tests; }
1000
1001     # Print each arg as a double check to see if we can print
1002     # them here as well as with backtrace.
1003
1004     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1005     gdb_test "print c" " = 97 'a'" "print c in call_after_alloca"
1006     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1007     gdb_test "print s" " = 1" "print s in call_after_alloca"
1008     gdb_test "print i" " = 2" "print i in call_after_alloca"
1009     gdb_test "print l" " = 3" "print l in call_after_alloca"
1010
1011     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1012     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"
1013     gdb_stop_suppressing_tests;
1014 }
1015
1016 #
1017 # Test for accessing local stack variables, backtraces, finish,
1018 # and finally stepping into indirect calls.  The point is that on the PA
1019 # these use a funky `dyncall' mechanism which GDB needs to know about.
1020 #
1021 proc localvars_in_indirect_call { } {
1022     global gdb_prompt
1023     global hex
1024     global decimal
1025     global gcc_compiled
1026
1027     # Can not use "runto call0a" as call0a is called several times
1028     # during single run.  Instead stop in a marker function and
1029     # take control from there.
1030     if { ! [ runto marker_indirect_call ] } then { gdb_suppress_tests; }
1031
1032     # break on the next call to call0a, then delete all the breakpoints
1033     # and start testing.
1034     gdb_breakpoint call0a
1035     gdb_continue call0a
1036     delete_breakpoints
1037
1038     # Print each arg as a double check to see if we can print
1039     # them here as well as with backtrace.
1040
1041     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1042     gdb_test "print c" " = 97 'a'" "print c in localvars_in_indirect_call"
1043     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1044     gdb_test "print s" " = 1" "print s in localvars_in_indirect_call"
1045     gdb_test "print i" " = 2" "print i in localvars_in_indirect_call"
1046     gdb_test "print l" " = 3" "print l in localvars_in_indirect_call"
1047
1048     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1049     gdb_test "backtrace 8" \
1050         "#0.*call0a \\(c=97 'a', s=1, i=2, l=3\\).*#1.*main.*" \
1051         "backtrace in indirectly called function"
1052
1053     #
1054     # "finish" brings us back to main.  We then will try to step through
1055     # the second indirect call.
1056     # On some targets (e.g. m68k) gdb will stop from the finish in midline
1057     # of the first indirect call. This is due to stack adjustment instructions
1058     # after the indirect call. In these cases we will step till we hit the
1059     # second indirect call.
1060     #
1061
1062     send_gdb "finish\n"
1063     gdb_expect {
1064          -re "\\(\\*pointer_to_call0a\\) \\(c, s, i, l\\);.*First.*$gdb_prompt $" {
1065 #On hppa2.0w-hp-hpux11.00, gdb finishes at one line earlier than
1066 #hppa1.1-hp-hpux11.00. Therefore, an extra "step" is necessary to continue the test.
1067             send_gdb "step\n"
1068             exp_continue
1069         }
1070          -re ".*\\(\\*pointer_to_call0a\\) \\(c, s, i, l\\);.*Second.*$gdb_prompt $" {
1071             pass "finish from indirectly called function"
1072         }
1073          -re ".*$gdb_prompt $" {
1074             fail "finish from indirectly called function"
1075             gdb_suppress_tests;
1076         }
1077          default { fail "finish from indirectly called function" ; gdb_suppress_tests; }
1078     }
1079
1080     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
1081     gdb_test "step" "call0a \\(c=97 'a', s=1, i=2, l=3\\).*" \
1082         "stepping into indirectly called function"
1083     gdb_stop_suppressing_tests;
1084 }
1085
1086 #
1087 # Test for stepping into indirect calls which may have trampolines (possibly
1088 # cascaded) on both the call path and the gdb_suppress_tests; path.
1089 # to handle trampolines.
1090 #
1091 proc test_stepping_over_trampolines { } {
1092     global gdb_prompt
1093     global hex
1094     global decimal
1095
1096     # Stop in a marker function and take control from there.
1097     if { ! [ runto marker_call_with_trampolines ] } then { gdb_suppress_tests; }
1098
1099     # Cater for gdb stopping in midline, see comment for finish above.
1100     send_gdb "finish\n"
1101     gdb_expect {
1102          -re "marker_call_with_trampolines ..;.*$gdb_prompt $" {
1103             send_gdb "step\n"
1104             exp_continue
1105         }
1106          -re "pointer_to_call_with_trampolines.*$gdb_prompt $" {
1107             pass "finish from marker_call_with_trampolines"
1108         }
1109          -re ".*$gdb_prompt $" {
1110             fail "finish from marker_call_with_trampolines"
1111         }
1112          default { fail "finish from marker_call_with_trampolines" ; gdb_suppress_tests; }
1113     }
1114
1115     # Try to step into the target function.
1116     gdb_test "step" "call_with_trampolines \\(d1=5\\).*" \
1117         "stepping into function called with trampolines"
1118
1119     # Make we can backtrace and the argument looks correct.  */
1120     gdb_test "backtrace 8" "#0.*call_with_trampolines \\(d1=5\\).*1.*main.*" \
1121         "backtrace through call with trampolines"
1122
1123     # Make sure we can get back to main.
1124     # Stepping back to main might stop again after the gdb_suppress_tests; statement
1125     # or immediately transfer control back to main if optimizations
1126     # are performed.
1127     send_gdb "step\n"
1128     gdb_expect {
1129          -re "main .* at.*$gdb_prompt $" {
1130              pass "stepping back to main from function called with trampolines" ;
1131              gdb_suppress_tests
1132         }
1133          -re "\}.*End of call_with_trampolines.*$gdb_prompt $" {
1134             send_gdb "step\n"
1135             exp_continue
1136         }
1137          -re ".*$gdb_prompt $" {
1138             fail "stepping back to main from function called with trampolines"
1139         }
1140          default { fail "stepping back to main from function called with trampolines" ; gdb_suppress_tests; }
1141     }
1142     gdb_stop_suppressing_tests;
1143 }
1144
1145 # Start with a fresh gdb.
1146
1147 gdb_exit
1148 gdb_start
1149 gdb_reinitialize_dir $srcdir/$subdir
1150 gdb_load ${binfile}
1151
1152 if [istarget "mips*tx39-*"] {
1153     set timeout 300
1154 } else {
1155     set timeout 60
1156 }
1157
1158 # Determine expected output for unsigned long variables,
1159 # the output varies with sizeof (unsigned long).
1160
1161 set target_sizeof_long 4
1162 send_gdb "print sizeof (long)\n"
1163 gdb_expect {
1164     -re ".\[0-9\]* = 4.*$gdb_prompt $" { }
1165     -re ".\[0-9\]* = 8.*$gdb_prompt $" { set target_sizeof_long 8 }
1166     -re ".*$gdb_prompt $" {
1167          fail "getting sizeof long"
1168     }
1169     default     { fail "(timeout) getting sizeof long" }
1170 }
1171
1172 set target_sizeof_int 4
1173 send_gdb "print sizeof (int)\n"
1174 gdb_expect {
1175     -re ".\[0-9\]* = 2.*$gdb_prompt $" { set target_sizeof_int 2 }
1176     -re ".\[0-9\]* = 4.*$gdb_prompt $" { }
1177     -re ".\[0-9\]* = 8.*$gdb_prompt $" { set target_sizeof_int 8 }
1178     -re ".*$gdb_prompt $" {
1179          fail "getting sizeof unsigned long"
1180     }
1181     default     { fail "(timeout) getting sizeof int" }
1182 }
1183
1184 set target_bigendian_p 1
1185 send_gdb "show endian\n"
1186 gdb_expect {
1187     -re ".*little endian.*$gdb_prompt $" { set target_bigendian_p 0 }
1188     -re ".*big endian.*$gdb_prompt $" { }
1189     -re ".*$gdb_prompt $" {
1190          fail "getting target endian"
1191     }
1192     default     { fail "(timeout) getting target endian" }
1193 }
1194
1195 # Perform tests
1196
1197 integral_args
1198 funcargs_reload
1199 unsigned_integral_args
1200 funcargs_reload
1201 if {![target_info exists gdb,skip_float_tests]} {
1202   float_and_integral_args
1203 }
1204 funcargs_reload
1205 pointer_args
1206 funcargs_reload
1207 structs_by_reference
1208 funcargs_reload
1209 structs_by_value
1210 funcargs_reload
1211 discard_and_shuffle
1212 funcargs_reload
1213 shuffle_round_robin
1214 funcargs_reload
1215 recursive_structs_by_value
1216 funcargs_reload
1217 localvars_after_alloca
1218 funcargs_reload
1219 call_after_alloca
1220 funcargs_reload
1221 localvars_in_indirect_call
1222 funcargs_reload
1223 test_stepping_over_trampolines