gdb/testsuite/gdb.base/funcargs.exp

   1 # Copyright 1992-2022 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 3 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, see <http://www.gnu.org/licenses/>.
  15
  16 # This file was written by Fred Fish. (fnf@cygnus.com)
  17
  18
  19 standard_testfile
  20
  21 set compile_flags {debug nowarnings quiet}
  22 if [support_complex_tests] {
  23     lappend compile_flags "additional_flags=-DTEST_COMPLEX"
  24 }
  25
  26 # Create and source the file that provides information about the compiler
  27 # used to compile the test case.
  28 if [get_compiler_info] {
  29     return -1
  30 }
  31
  32 set skip_float_test [gdb_skip_float_test]
  33
  34 if {[prepare_for_testing "failed to prepare" $testfile $srcfile $compile_flags]} {
  35     return -1
  36 }
  37
  38 #
  39 # Locate actual args; integral types.
  40 #
  41
  42 proc integral_args {} {
  43     global gdb_prompt
  44     global det_file
  45     global gcc_compiled
  46
  47     delete_breakpoints
  48
  49     gdb_breakpoint call0a
  50     gdb_breakpoint call0b
  51     gdb_breakpoint call0c
  52     gdb_breakpoint call0d
  53     gdb_breakpoint call0e
  54
  55     # Run; should stop at call0a and print actual arguments.
  56     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
  57     gdb_run_cmd
  58     gdb_test "" " call0a \\(c=97 'a', s=1, i=2, l=3\\) .*" "run to call0a"
  59
  60     # Print each arg as a double check to see if we can print
  61     # them here as well as with backtrace.
  62     gdb_test "print c" ".* = 97 'a'" "print c after run to call0a"
  63     gdb_test "print s" ".* = 1" "print s after run to call0a"
  64     gdb_test "print i" ".* = 2" "print i after run to call0a"
  65     gdb_test "print l " ".* = 3" "print l after run to call0a"
  66
  67     # Continue; should stop at call0b and print actual arguments.
  68     gdb_test "cont" ".* call0b \\(s=1, i=2, l=3, c=97 'a'\\) .*" "continue to call0b"
  69
  70     # Continue; should stop at call0c and print actual arguments.
  71     gdb_test "cont" ".* call0c \\(i=2, l=3, c=97 'a', s=1\\) .*" "continue to call0c"
  72
  73     # Continue; should stop at call0d and print actual arguments.
  74     gdb_test "cont" ".* call0d \\(l=3, c=97 'a', s=1, i=2\\) .*" "continue to call0d"
  75
  76     # Continue; should stop at call0e and print actual arguments.
  77     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"
  78 }
  79
  80 #
  81 # Locate actual args; unsigned integral types.
  82 #
  83
  84 proc unsigned_integral_args {} {
  85     global gdb_prompt
  86     global det_file
  87     global gcc_compiled
  88
  89     delete_breakpoints
  90
  91     gdb_breakpoint call1a
  92     gdb_breakpoint call1b
  93     gdb_breakpoint call1c
  94     gdb_breakpoint call1d
  95     gdb_breakpoint call1e
  96
  97     # Run; should stop at call1a and print actual arguments.
  98     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
  99     gdb_run_cmd
 100     gdb_test "" " call1a \\(uc=98 'b', us=6, ui=7, ul=8\\) .*" "run to call1a"
 101
 102     # Print each arg as a double check to see if we can print
 103     # them here as well as with backtrace.
 104     gdb_test "print uc" ".* = 98 'b'"
 105     gdb_test "print us" ".* = 6"
 106     gdb_test "print ui" ".* = 7"
 107     gdb_test "print ul" ".* = 8"
 108
 109     # Continue; should stop at call1b and print actual arguments.
 110     gdb_test "cont" ".* call1b \\(us=6, ui=7, ul=8, uc=98 'b'\\) .*" "continue to call1b"
 111
 112     # Continue; should stop at call1c and print actual arguments.
 113     gdb_test "cont" ".* call1c \\(ui=7, ul=8, uc=98 'b', us=6\\) .*" "continue to call1c"
 114
 115     # Continue; should stop at call1d and print actual arguments.
 116     gdb_test "cont" ".* call1d \\(ul=8, uc=98 'b', us=6, ui=7\\) .*" "continue to call1d"
 117
 118     # Continue; should stop at call1e and print actual arguments.
 119     gdb_test "cont" ".* call1e \\(uc1=98 'b', ul=8, uc2=98 'b', ui=7, uc3=98 'b', us=6, uc4=98 'b', uc5=98 'b'\\) .*" "continue to call1e"
 120 }
 121
 122 #
 123 # Locate actual args; integrals mixed with floating point.
 124 #
 125
 126 proc float_and_integral_args {} {
 127     global gdb_prompt
 128     global det_file
 129     global gcc_compiled
 130
 131     delete_breakpoints
 132
 133     gdb_breakpoint call2a
 134     gdb_breakpoint call2b
 135     gdb_breakpoint call2c
 136     gdb_breakpoint call2d
 137     gdb_breakpoint call2e
 138     gdb_breakpoint call2f
 139     gdb_breakpoint call2g
 140     gdb_breakpoint call2h
 141
 142     # Run; should stop at call2a and print actual arguments.
 143
 144     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 145     gdb_run_cmd
 146     set test "run to call2a"
 147     gdb_test_multiple "" $test {
 148          -re ".* call2a \\(c=97 'a', f1=4, s=1, d1=5, i=2, f2=4, l=3, d2=5\\) .*$gdb_prompt $" {
 149              pass $test
 150          }
 151          -re ".* call2a \\(c=97 'a', f1=.*, s=1, d1=5, i=2, f2=4, l=3, d2=5\\) .*$gdb_prompt $" {
 152              xfail $test
 153          }
 154     }
 155
 156     # Print each arg as a double check to see if we can print
 157     gdb_test "print c" ".* = 97 'a'" "print c after run to call2a"
 158     gdb_test "print f1" ".* = 4" "print f1 after run to call2a"
 159     gdb_test "print s" ".* = 1" "print s after run to call2a"
 160     gdb_test "print d1" ".* = 5" "print d1 after run to call2a"
 161     gdb_test "print i" ".* = 2" "print i after run to call2a"
 162     gdb_test "print f2" ".* = 4" "print f2 after run to call2a"
 163     gdb_test "print l" ".* = 3" "print l after run to call2a"
 164     gdb_test "print d2" ".* = 5" "print d2 after run to call2a"
 165
 166     setup_xfail "rs6000-*-*"
 167     # Continue; should stop at call2b and print actual arguments.
 168     gdb_test "cont" ".* call2b \\(f1=4, s=1, d1=5, i=2, f2=4, l=3, d2=5, c=97 'a'\\) .*" "continue to call2b"
 169
 170     # Continue; should stop at call2c and print actual arguments.
 171     gdb_test "cont" ".* call2c \\(s=1, d1=5, i=2, f2=4, l=3, d2=5, c=97 'a', f1=4\\) .*" "continue to call2c"
 172
 173     # Continue; should stop at call2d and print actual arguments.
 174     gdb_test "cont" ".* call2d \\(d1=5, i=2, f2=4, l=3, d2=5, c=97 'a', f1=4, s=1\\) .*" "continue to call2d"
 175
 176     # Continue; should stop at call2e and print actual arguments.
 177     gdb_test "cont" ".* call2e \\(i=2, f2=4, l=3, d2=5, c=97 'a', f1=4, s=1, d1=5\\) .*" "continue to call2e"
 178
 179     # Continue; should stop at call2f and print actual arguments.
 180     gdb_test "cont" ".* call2f \\(f2=4, l=3, d2=5, c=97 'a', f1=4, s=1, d1=5, i=2\\) .*" "continue to call2f"
 181
 182     # Continue; should stop at call2g and print actual arguments.
 183     gdb_test "cont" ".* call2g \\(l=3, d2=5, c=97 'a', f1=4, s=1, d1=5, i=2, f2=4\\) .*" "continue to call2g"
 184
 185     # Continue; should stop at call2h and print actual arguments.
 186     gdb_test "cont" ".* call2h \\(d2=5, c=97 'a', f1=4, s=1, d1=5, i=2, f2=4, l=3\\) .*" "continue to call2h"
 187
 188     # monitor only allows 8 breakpoints; w89k board allows 10, so
 189     # break them up into two groups.
 190     delete_breakpoints
 191     gdb_breakpoint call2i
 192
 193     # Continue; should stop at call2i and print actual arguments.
 194     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"
 195 }
 196
 197
 198 #
 199 # Locate actual args; _Complex types.
 200 #
 201
 202 proc complex_args {} {
 203     global gdb_prompt
 204
 205     delete_breakpoints
 206
 207     gdb_breakpoint callca
 208     gdb_breakpoint callcb
 209     gdb_breakpoint callcc
 210     gdb_breakpoint callcd
 211     gdb_breakpoint callce
 212     gdb_breakpoint callcf
 213
 214     # Run; should stop at call1a and print actual arguments.
 215     gdb_run_cmd
 216     gdb_test "" " callca \\(f1=1 \\+ 2i, f2=1 \\+ 2i, f3=1 \\+ 2i\\) .*" "run to call2a"
 217
 218     gdb_test "cont" ".* callcb \\(d1=3 \\+ 4i, d2=3 \\+ 4i, d3=3 \\+ 4i\\) .*" "continue to callcb"
 219     gdb_test "cont" ".* callcc \\(ld1=5 \\+ 6i, ld2=5 \\+ 6i, ld3=5 \\+ 6i\\) .*" "continue to callcc"
 220     gdb_test "cont" ".* callcd \\(fc1=1 \\+ 2i, dc1=3 \\+ 4i, ldc1=5 \\+ 6i\\) .*" "continue to callcd"
 221     gdb_test "cont" ".* callce \\(dc1=3 \\+ 4i, ldc1=5 \\+ 6i, fc1=1 \\+ 2i\\) .*" "continue to callce"
 222     gdb_test "cont" ".* callcf \\(ldc1=5 \\+ 6i, fc1=1 \\+ 2i, dc1=3 \\+ 4i\\) .*" "continue to callcf"
 223 }
 224
 225
 226 #
 227 # Locate actual args; _Complex types and integral.
 228 #
 229 proc complex_integral_args {} {
 230     global gdb_prompt
 231
 232     delete_breakpoints
 233
 234     gdb_breakpoint callc1a
 235     gdb_breakpoint callc1b
 236
 237     # Run; should stop at call1a and print actual arguments.
 238     gdb_run_cmd
 239     gdb_test "" " callc1a \\(c=97 'a', s=1, i=2, ui=7, l=3, fc1=1 \\+ 2i, dc1=3 \\+ 4i, ldc1=5 \\+ 6i\\) .*" "run to callc1a"
 240
 241     gdb_test "cont" ".* callc1b \\(ldc1=5 \\+ 6i\\, c=97 'a', s=1, i=2, fc1=1 \\+ 2i, ui=7, l=3, dc1=3 \\+ 4i\\) .*" "continue to callc1b"
 242 }
 243
 244 #
 245 # Locate actual args; _Complex types and integral/float.
 246 #
 247 proc complex_float_integral_args {} {
 248     global gdb_prompt
 249
 250     delete_breakpoints
 251
 252     gdb_breakpoint callc2a
 253     gdb_breakpoint callc2b
 254
 255     # Run; should stop at call1a and print actual arguments.
 256     gdb_run_cmd
 257     gdb_test "" " callc2a \\(c=97 'a', s=1, i=2, ui=7, l=3, f=4, d=5, fc1=1 \\+ 2i, dc1=3 \\+ 4i, ldc1=5 \\+ 6i\\) .*" "run to callc2a"
 258
 259     gdb_test "cont" ".* callc2b \\(fc1=1 \\+ 2i, c=97 'a', s=1, i=2, ui=7, ldc1=5 \\+ 6i\\, l=3, f=4, d=5, dc1=3 \\+ 4i\\) .*" "continue to callc2b"
 260 }
 261
 262 #
 263 # Locate actual args; dereference pointers to ints and floats.
 264 #
 265
 266 proc pointer_args {} {
 267     global gdb_prompt
 268     global hex
 269     global det_file
 270
 271     delete_breakpoints
 272
 273     gdb_breakpoint call3a
 274     gdb_breakpoint call3b
 275     gdb_breakpoint call3c
 276
 277     # Run; should stop at call3a and print actual arguments.
 278     # Try dereferencing the arguments.
 279
 280     gdb_run_cmd
 281     gdb_test "" " call3a \\(cp=$hex <c> \"a.*\", sp=$hex <s>, ip=$hex <i>, lp=$hex <l>\\) .*" "run to call3a"
 282
 283     gdb_test "print *cp" ".* = 97 'a'"
 284     gdb_test "print *sp" ".* = 1"
 285     gdb_test "print *ip" ".* = 2"
 286     gdb_test "print *lp" ".* = 3"
 287
 288     # Continue; should stop at call3b and print actual arguments.
 289     # Try dereferencing the arguments.
 290     gdb_test "cont" ".* call3b \\(ucp=$hex <uc> \"b.*\", usp=$hex <us>, uip=$hex <ui>, ulp=$hex <ul>\\) .*" "continue to call3b"
 291
 292     gdb_test "print *ucp" ".* = 98 'b'"
 293     gdb_test "print *usp" ".* = 6"
 294     gdb_test "print *uip" ".* = 7"
 295     gdb_test "print *ulp" ".* = 8"
 296
 297     # Continue; should stop at call3c and print actual arguments.
 298     # Try dereferencing the arguments.
 299     gdb_test "cont" ".* call3c \\(fp=$hex <f>, dp=$hex <d>\\) .*" "continue to call3c"
 300
 301     gdb_test "print *fp" ".* = 4"
 302     gdb_test "print *dp" ".* = 5"
 303 }
 304
 305 #
 306 # Locate actual args; structures and unions passed by reference.
 307 #
 308
 309 proc structs_by_reference {} {
 310     global gdb_prompt
 311     global hex
 312     global det_file
 313     global target_sizeof_int
 314     global target_sizeof_long
 315     global target_bigendian_p
 316
 317     delete_breakpoints
 318
 319     gdb_breakpoint call4a
 320     gdb_breakpoint call4b
 321
 322     # Run; should stop at call4a and print actual arguments.
 323     # Try dereferencing the arguments.
 324
 325     gdb_run_cmd
 326     gdb_test "" " call4a \\(stp=$hex <st>\\) .*" "run to call4a"
 327
 328     gdb_test "print *stp" ".* = \{s1 = 101, s2 = 102\}"
 329
 330     # Continue; should stop at call4b and print actual arguments.
 331
 332     gdb_test "cont" ".* call4b \\(unp=$hex <un>\\) .*" "continue to call4b"
 333
 334     # Try dereferencing the arguments.
 335     if { $target_sizeof_long == $target_sizeof_int } {
 336         gdb_test "print *unp" ".* = \{u1 = 1, u2 = 1\}" \
 337                 "print *unp (sizeof long == sizeof int)"
 338     } elseif { ! $target_bigendian_p } {
 339         gdb_test "print *unp" ".* = \{u1 = 1, u2 = 1\}" \
 340                 "print *unp (little-endian, sizeof long != sizeof int)"
 341     } elseif { $target_sizeof_long == 8 && $target_sizeof_int == 4 } {
 342         gdb_test "print *unp" ".* = \{u1 = 1, u2 = 4294967296\}" \
 343                 "print *unp (big-endian, sizeof long == 8, sizeof int = 4)"
 344     } elseif { $target_sizeof_long == 4 && $target_sizeof_int == 2 } {
 345         gdb_test "print *unp" ".* = \{u1 = 1, u2 = 65536\}" \
 346                 "print *unp (big-endian, sizeof long == 4, sizeof int = 2)"
 347     } else {
 348         fail "print *unp (unknown case)"
 349     }
 350
 351     pass "locate actual args, structs/unions passed by reference"
 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_test "" " call5a \\(st=\{s1 = 101, s2 = 102\}\\) .*" "run to call5a"
 376
 377     gdb_test "print st" ".* = \{s1 = 101, s2 = 102\}"
 378
 379     # Continue; should stop at call5b and print actual arguments.
 380     if { $target_sizeof_long == $target_sizeof_int } {
 381         gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 2\}\\) .*" \
 382                 "continue to call5b (sizeof long == sizeof int)"
 383     } elseif { ! $target_bigendian_p } {
 384         gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 2\}\\) .*" \
 385                 "continue to call5b (little-endian, sizeof long != sizeof int)"
 386     } elseif { $target_sizeof_long == 8 && $target_sizeof_int == 4 } {
 387         gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 8589934592\}\\) .*" \
 388                 "continue to call5b (big-endian, sizeof long == 8, sizeof int = 4)"
 389     } elseif { $target_sizeof_long == 4 && $target_sizeof_int == 2 } {
 390         gdb_test "cont" ".* call5b \\(un=\{u1 = 2, u2 = 131072\}\\) .*" \
 391                 "continue to call5b (big-endian, sizeof long == 4, sizeof int = 2)"
 392     } else {
 393         fail "continue to call5b (unknown case)"
 394     }
 395
 396     # Try dereferencing the arguments.
 397     if { $target_sizeof_long == $target_sizeof_int } {
 398         gdb_test "print un" ".* = \{u1 = 2, u2 = 2\}" \
 399                 "print un (sizeof long == sizeof int)"
 400     } elseif { ! $target_bigendian_p } {
 401         gdb_test "print un" ".* = \{u1 = 2, u2 = 2\}" \
 402                 "print un (little-endian, sizeof long != sizeof int)"
 403     } elseif { $target_sizeof_long == 8 && $target_sizeof_int == 4 } {
 404         gdb_test "print un" ".* = \{u1 = 2, u2 = 8589934592\}" \
 405                 "print un (big-endian, sizeof long == 8, sizeof int = 4)"
 406     } elseif { $target_sizeof_long == 4 && $target_sizeof_int == 2 } {
 407         gdb_test "print un" ".* = \{u1 = 2, u2 = 131072\}" \
 408                 "print un (big-endian, sizeof long == 4, sizeof int = 2)"
 409     } else {
 410         fail "print un (unknown case)"
 411     }
 412 }
 413
 414 #
 415 # Locate actual args; discard, shuffle, and call
 416 #
 417
 418 proc discard_and_shuffle {} {
 419     global gdb_prompt
 420     global hex
 421     global decimal
 422     global det_file
 423     global gcc_compiled
 424
 425     delete_breakpoints
 426
 427     gdb_breakpoint call6a
 428     gdb_breakpoint call6b
 429     gdb_breakpoint call6c
 430     gdb_breakpoint call6d
 431     gdb_breakpoint call6e
 432     gdb_breakpoint call6f
 433     gdb_breakpoint call6g
 434     gdb_breakpoint call6h
 435
 436     # Run; should stop at call6a and print actual arguments.
 437     # Print backtrace.
 438
 439     gdb_run_cmd
 440     gdb_test "" "Breakpoint $decimal, call6a .*" "run to call6a"
 441
 442     setup_xfail "rs6000-*-*"
 443
 444     gdb_test_multiple "backtrace 100" "backtrace from call6a" {
 445         -re " call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .* main \\(.*\\) .*$gdb_prompt $" {
 446             pass "backtrace from call6a"
 447         }
 448         -re " call6a \\(c=97 'a', s=1, i=2, l=3, f=.*, d=5, uc=98 'b', us=6, ui=7, ul=8\\) .* main \\(.*\\) .*$gdb_prompt $" {
 449             xfail "backtrace from call6a"
 450         }
 451     }
 452
 453     # Continue; should stop at call6b and print actual arguments.
 454     # Print backtrace.
 455
 456     gdb_continue call6b
 457
 458     gdb_test_sequence "backtrace 100" "backtrace from call6b" {
 459         "\[\r\n\]#0 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 460         "\[\r\n\]#1 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 461         "\[\r\n\]#2 .* main \\(.*\\) at "
 462     }
 463
 464     # Continue; should stop at call6c and print actual arguments.
 465     # Print backtrace.
 466
 467     gdb_continue call6c
 468
 469     gdb_test_sequence "backtrace 100" "backtrace from call6c" {
 470         "\[\r\n\]#0 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 471         "\[\r\n\]#1 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 472         "\[\r\n\]#2 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 473         "\[\r\n\]#3 .* main \\(.*\\) at "
 474     }
 475
 476     # Continue; should stop at call6d and print actual arguments.
 477     # Print backtrace.
 478
 479     gdb_continue call6d
 480
 481     gdb_test_sequence "backtrace 100" "backtrace from call6d" {
 482         "\[\r\n\]#0 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 483         "\[\r\n\]#1 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 484         "\[\r\n\]#2 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 485         "\[\r\n\]#3 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 486         "\[\r\n\]#4 .* main \\(.*\\) at "
 487     }
 488
 489     # Continue; should stop at call6e and print actual arguments.
 490     # Print backtrace.
 491
 492     gdb_continue call6e
 493
 494     gdb_test_sequence "backtrace 100" "backtrace from call6e" {
 495         "\[\r\n\]#0 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 496         "\[\r\n\]#1 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 497         "\[\r\n\]#2 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 498         "\[\r\n\]#3 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 499         "\[\r\n\]#4 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 500         "\[\r\n\]#5 .* main \\(.*\\) at "
 501     }
 502
 503     # Continue; should stop at call6f and print actual arguments.
 504     # Print backtrace.
 505
 506     gdb_continue call6f
 507
 508     gdb_test_sequence "backtrace 100" "backtrace from call6f" {
 509         "\[\r\n\]#0 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 510         "\[\r\n\]#1 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 511         "\[\r\n\]#2 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 512         "\[\r\n\]#3 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 513         "\[\r\n\]#4 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 514         "\[\r\n\]#5 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 515         "\[\r\n\]#6 .* main \\(.*\\) at "
 516     }
 517
 518     # Continue; should stop at call6g and print actual arguments.
 519     # Print backtrace.
 520
 521     gdb_continue call6g
 522
 523     gdb_test_sequence "backtrace 100" "backtrace from call6g" {
 524         "\[\r\n\]#0 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 525         "\[\r\n\]#1 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 526         "\[\r\n\]#2 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 527         "\[\r\n\]#3 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 528         "\[\r\n\]#4 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 529         "\[\r\n\]#5 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 530         "\[\r\n\]#6 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 531         "\[\r\n\]#7 .* main \\(.*\\) at "
 532     }
 533
 534     # Continue; should stop at call6h and print actual arguments.
 535     # Print backtrace.
 536
 537     gdb_continue call6h
 538
 539     gdb_test_sequence "backtrace 100" "backtrace from call6h" {
 540         "\[\r\n\]#0 .* call6h \\(us=6, ui=7, ul=8\\) "
 541         "\[\r\n\]#1 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 542         "\[\r\n\]#2 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 543         "\[\r\n\]#3 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 544         "\[\r\n\]#4 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 545         "\[\r\n\]#5 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 546         "\[\r\n\]#6 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 547         "\[\r\n\]#7 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 548         "\[\r\n\]#8 .* main \\(.*\\) at "
 549     }
 550
 551     # monitor only allows 8 breakpoints; w89k board allows 10, so
 552     # break them up into two groups.
 553     delete_breakpoints
 554     gdb_breakpoint call6i
 555     gdb_breakpoint call6j
 556     gdb_breakpoint call6k
 557
 558     # Continue; should stop at call6i and print actual arguments.
 559     # Print backtrace.
 560
 561     gdb_continue call6i
 562
 563     gdb_test_sequence "backtrace 100" "backtrace from call6i" {
 564         "\[\r\n\]#0 .* call6i \\(ui=7, ul=8\\) "
 565         "\[\r\n\]#1 .* call6h \\(us=6, ui=7, ul=8\\) "
 566         "\[\r\n\]#2 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 567         "\[\r\n\]#3 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 568         "\[\r\n\]#4 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 569         "\[\r\n\]#5 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 570         "\[\r\n\]#6 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 571         "\[\r\n\]#7 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 572         "\[\r\n\]#8 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 573         "\[\r\n\]#9 .* main \\(.*\\) at "
 574     }
 575
 576     # Continue; should stop at call6j and print actual arguments.
 577     # Print backtrace.
 578
 579     gdb_continue call6j
 580
 581     gdb_test_sequence "backtrace 100" "backtrace from call6j" {
 582         "\[\r\n\]#0 .* call6j \\(ul=8\\) "
 583         "\[\r\n\]#1 .* call6i \\(ui=7, ul=8\\) "
 584         "\[\r\n\]#2 .* call6h \\(us=6, ui=7, ul=8\\) "
 585         "\[\r\n\]#3 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 586         "\[\r\n\]#4 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 587         "\[\r\n\]#5 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 588         "\[\r\n\]#6 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 589         "\[\r\n\]#7 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 590         "\[\r\n\]#8 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 591         "\[\r\n\]#9 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 592         "\[\r\n\]#10 .* main \\(.*\\) at "
 593     }
 594
 595     # Continue; should stop at call6k and print actual arguments.
 596     # Print backtrace.
 597     gdb_continue call6k
 598
 599     gdb_test_sequence "backtrace 100" "backtrace from call6k" {
 600         "\[\r\n\]#0 .* call6k \\(\\) "
 601         "\[\r\n\]#1 .* call6j \\(ul=8\\) "
 602         "\[\r\n\]#2 .* call6i \\(ui=7, ul=8\\) "
 603         "\[\r\n\]#3 .* call6h \\(us=6, ui=7, ul=8\\) "
 604         "\[\r\n\]#4 .* call6g \\(uc=98 'b', us=6, ui=7, ul=8\\) "
 605         "\[\r\n\]#5 .* call6f \\(d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 606         "\[\r\n\]#6 .* call6e \\(f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 607         "\[\r\n\]#7 .* call6d \\(l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 608         "\[\r\n\]#8 .* call6c \\(i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 609         "\[\r\n\]#9 .* call6b \\(s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 610         "\[\r\n\]#10 .* call6a \\(c=97 'a', s=1, i=2, l=3, f=4, d=5, uc=98 'b', us=6, ui=7, ul=8\\) "
 611         "\[\r\n\]#11 .* main \\(.*\\) at "
 612     }
 613 }
 614
 615
 616 #
 617 # Locate actual args; shuffle round robin and call
 618 #
 619
 620 proc shuffle_round_robin {} {
 621     global gdb_prompt
 622     global hex
 623     global decimal
 624     global det_file
 625     global gcc_compiled
 626
 627     delete_breakpoints
 628
 629     gdb_breakpoint call7a
 630     gdb_breakpoint call7b
 631     gdb_breakpoint call7c
 632     gdb_breakpoint call7d
 633     gdb_breakpoint call7e
 634     gdb_breakpoint call7f
 635     gdb_breakpoint call7g
 636     gdb_breakpoint call7h
 637
 638     # Run; should stop at call7a and print actual arguments.
 639     # Print backtrace.
 640
 641     gdb_run_cmd
 642     gdb_test "" "Breakpoint $decimal, call7a .*" "run to call7a"
 643
 644     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 645     gdb_test_multiple "backtrace 100" "backtrace from call7a" {
 646         -re " call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .* main \\(.*\\) .*$gdb_prompt $" {
 647             pass "backtrace from call7a"
 648         }
 649         -re " call7a \\(c=97 'a', i=2, s=1, l=3, f=.*, uc=98 'b', d=5, us=6, ul=8, ui=7\\) .* main \\(.*\\) .*$gdb_prompt $" {
 650             xfail "backtrace from call7a"
 651         }
 652     }
 653
 654     # Continue; should stop at call7b and print actual arguments.
 655     # Print backtrace.
 656
 657     gdb_continue call7b
 658
 659     if {$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 660
 661     gdb_test_sequence "backtrace 100" "backtrace from call7b" {
 662         "\[\r\n\]#0 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 663         "\[\r\n\]#1 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 664         "\[\r\n\]#2 .* main \\(.*\\) at "
 665     }
 666
 667     # Continue; should stop at call7c and print actual arguments.
 668     # Print backtrace.
 669
 670     gdb_continue call7c
 671
 672     gdb_test_sequence "backtrace 100" "backtrace from call7c" {
 673         "\[\r\n\]#0 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 674         "\[\r\n\]#1 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 675         "\[\r\n\]#2 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 676         "\[\r\n\]#3 .* main \\(.*\\) at "
 677     }
 678
 679     # Continue; should stop at call7d and print actual arguments.
 680     # Print backtrace.
 681
 682     gdb_continue call7d
 683
 684     gdb_test_sequence "backtrace 100" "backtrace from call7d" {
 685         "\[\r\n\]#0 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 686         "\[\r\n\]#1 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 687         "\[\r\n\]#2 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 688         "\[\r\n\]#3 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 689         "\[\r\n\]#4 .* main \\(.*\\) at "
 690     }
 691
 692     gdb_continue call7e
 693
 694     gdb_test_sequence "backtrace 100" "backtrace from call7e" {
 695         "\[\r\n\]#0 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 696         "\[\r\n\]#1 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 697         "\[\r\n\]#2 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 698         "\[\r\n\]#3 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 699         "\[\r\n\]#4 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 700         "\[\r\n\]#5 .* main \\(.*\\) at "
 701     }
 702
 703     # Continue; should stop at call7f and print actual arguments.
 704     # Print backtrace.
 705
 706     gdb_continue call7f
 707
 708     gdb_test_sequence "backtrace 100" "backtrace from call7f" {
 709         "\[\r\n\]#0 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 710         "\[\r\n\]#1 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 711         "\[\r\n\]#2 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 712         "\[\r\n\]#3 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 713         "\[\r\n\]#4 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 714         "\[\r\n\]#5 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 715         "\[\r\n\]#6 .* main \\(.*\\) at "
 716     }
 717
 718     # Continue; should stop at call7g and print actual arguments.
 719     # Print backtrace.
 720
 721     gdb_continue call7g
 722
 723     gdb_test_sequence "backtrace 100" "backtrace from call7g" {
 724         "\[\r\n\]#0 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 725         "\[\r\n\]#1 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 726         "\[\r\n\]#2 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 727         "\[\r\n\]#3 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 728         "\[\r\n\]#4 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 729         "\[\r\n\]#5 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 730         "\[\r\n\]#6 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 731         "\[\r\n\]#7 .* main \\(.*\\) at "
 732     }
 733
 734     gdb_continue call7h
 735
 736     gdb_test_sequence "backtrace 100" "backtrace from call7h" {
 737         "\[\r\n\]#0 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) "
 738         "\[\r\n\]#1 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 739         "\[\r\n\]#2 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 740         "\[\r\n\]#3 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 741         "\[\r\n\]#4 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 742         "\[\r\n\]#5 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 743         "\[\r\n\]#6 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 744         "\[\r\n\]#7 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 745         "\[\r\n\]#8 .* main \\(.*\\) at "
 746     }
 747
 748     # monitor only allows 8 breakpoints; w89k board allows 10, so
 749     # break them up into two groups.
 750     delete_breakpoints
 751     gdb_breakpoint call7i
 752     gdb_breakpoint call7j
 753     gdb_breakpoint call7k
 754
 755     # Continue; should stop at call7i and print actual arguments.
 756     # Print backtrace.
 757
 758     gdb_continue call7i
 759
 760     gdb_test_sequence "backtrace 100" "backtrace from call7i" {
 761         "\[\r\n\]#0 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) "
 762         "\[\r\n\]#1 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) "
 763         "\[\r\n\]#2 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 764         "\[\r\n\]#3 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 765         "\[\r\n\]#4 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 766         "\[\r\n\]#5 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 767         "\[\r\n\]#6 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 768         "\[\r\n\]#7 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 769         "\[\r\n\]#8 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 770         "\[\r\n\]#9 .* main \\(.*\\) at "
 771     }
 772
 773     # Continue; should stop at call7j and print actual arguments.
 774     # Print backtrace.
 775
 776     gdb_continue call7j
 777
 778     gdb_test_sequence "backtrace 100" "backtrace from call7j" {
 779         "\[\r\n\]#0 .* call7j \\(ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\\) "
 780         "\[\r\n\]#1 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) "
 781         "\[\r\n\]#2 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) "
 782         "\[\r\n\]#3 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 783         "\[\r\n\]#4 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 784         "\[\r\n\]#5 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 785         "\[\r\n\]#6 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 786         "\[\r\n\]#7 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 787         "\[\r\n\]#8 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 788         "\[\r\n\]#9 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 789         "\[\r\n\]#10 .* main \\(.*\\) at "
 790     }
 791
 792     # Continue; should stop at call7k and print actual arguments.
 793     # Print backtrace.
 794
 795     gdb_continue call7k
 796
 797     gdb_test_sequence "backtrace 100" "backtrace from call7k" {
 798         "\[\r\n\]#0 .* call7k \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 799         "\[\r\n\]#1 .* call7j \\(ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8\\) "
 800         "\[\r\n\]#2 .* call7i \\(ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6\\) "
 801         "\[\r\n\]#3 .* call7h \\(us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5\\) "
 802         "\[\r\n\]#4 .* call7g \\(d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b'\\) "
 803         "\[\r\n\]#5 .* call7f \\(uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3, f=4\\) "
 804         "\[\r\n\]#6 .* call7e \\(f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1, l=3\\) "
 805         "\[\r\n\]#7 .* call7d \\(l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2, s=1\\) "
 806         "\[\r\n\]#8 .* call7c \\(s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a', i=2\\) "
 807         "\[\r\n\]#9 .* call7b \\(i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7, c=97 'a'\\) "
 808         "\[\r\n\]#10 .* call7a \\(c=97 'a', i=2, s=1, l=3, f=4, uc=98 'b', d=5, us=6, ul=8, ui=7\\) "
 809         "\[\r\n\]#11 .* main \\(.*\\) at "
 810     }
 811 }
 812
 813 #
 814 # Locate actual args; recursive passing of structs by value
 815 #
 816
 817 proc recursive_structs_by_value {} {
 818     global gdb_prompt
 819     global hex
 820     global decimal
 821     global det_file
 822
 823     delete_breakpoints
 824
 825     gdb_breakpoint hitbottom
 826
 827     # Run; should stop at hitbottom and print actual arguments.
 828     # Print backtrace.
 829     gdb_run_cmd
 830     gdb_test "" "Breakpoint $decimal, hitbottom .*" "run to hitbottom"
 831
 832     gdb_test_sequence "backtrace 100" "recursive passing of structs by value" {
 833         "\[\r\n\]#0 .* hitbottom \\(\\) "
 834         "\[\r\n\]#1 .* recurse \\(a=\{s = 0, i = 0, l = 0\}, depth=0\\) "
 835         "\[\r\n\]#2 .* recurse \\(a=\{s = 1, i = 1, l = 1\}, depth=1\\) "
 836         "\[\r\n\]#3 .* recurse \\(a=\{s = 2, i = 2, l = 2\}, depth=2\\) "
 837         "\[\r\n\]#4 .* recurse \\(a=\{s = 3, i = 3, l = 3\}, depth=3\\) "
 838         "\[\r\n\]#5 .* recurse \\(a=\{s = 4, i = 4, l = 4\}, depth=4\\) "
 839         "\[\r\n\]#6 .* test_struct_args \\(\\) "
 840         "\[\r\n\]#7 .* main \\(.*\\) at "
 841     }
 842 }
 843
 844 #
 845 # Test for accessing local stack variables in functions which call alloca
 846 #
 847 proc localvars_after_alloca { } {
 848     global gdb_prompt
 849     global hex
 850     global decimal
 851     global gcc_compiled
 852
 853     if { ![runto localvars_after_alloca] } {
 854         return
 855     }
 856
 857     # Print each arg as a double check to see if we can print
 858     # them here as well as with backtrace.
 859
 860     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 861     gdb_test "print c" " = 97 'a'" "print c after runto localvars_after_alloca"
 862     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 863     gdb_test "print s" " = 1" "print s after runto localvars_after_alloca"
 864     gdb_test "print i" " = 2" "print i after runto localvars_after_alloca"
 865     gdb_test "print l" " = 3" "print l after runto localvars_after_alloca"
 866
 867     # Lame regexp.
 868     gdb_test "next" ".*" "next in localvars_after_alloca()"
 869
 870     # Print each arg as a double check to see if we can print
 871     # them here as well as with backtrace.
 872
 873     gdb_test "print c" " = 97 'a'" "print c in localvars_after_alloca"
 874     gdb_test "print s" " = 1" "print s in localvars_after_alloca"
 875     gdb_test "print i" " = 2" "print i in localvars_after_alloca"
 876     gdb_test "print l" " = 3" "print l in localvars_after_alloca"
 877
 878     gdb_test "backtrace 8" "#0.*localvars_after_alloca \\(c=97 'a', s=1, i=2, l=3\\).*#1.*main.*" "backtrace after alloca"
 879 }
 880
 881 proc call_after_alloca { } {
 882     global gdb_prompt
 883     global hex
 884     global decimal
 885     global gcc_compiled
 886
 887     if { ![runto call_after_alloca_subr] } {
 888         return
 889     }
 890
 891     # Print each arg as a double check to see if we can print
 892     # them here as well as with backtrace.
 893
 894     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 895     gdb_test "print c" " = 97 'a'" "print c in call_after_alloca"
 896     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 897     gdb_test "print s" " = 1" "print s in call_after_alloca"
 898     gdb_test "print i" " = 2" "print i in call_after_alloca"
 899     gdb_test "print l" " = 3" "print l in call_after_alloca"
 900
 901     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 902     gdb_test "backtrace 8" "#0.*call_after_alloca_subr \\(c=97 'a', s=1, i=2, l=3, uc=98 'b', us=11, ui=12, ul=13\\).*#1.*call_after_alloca \\(c=97 'a', s=1, i=2, l=3\\).*#2.*main.*" "backtrace from call_after_alloca_subr"
 903 }
 904
 905 #
 906 # Test for accessing local stack variables, backtraces, finish,
 907 # and finally stepping into indirect calls.  The point is that on the PA
 908 # these use a funky `dyncall' mechanism which GDB needs to know about.
 909 #
 910 proc localvars_in_indirect_call { } {
 911     global gdb_prompt
 912     global hex
 913     global decimal
 914     global gcc_compiled
 915
 916     # Can not use "runto call0a" as call0a is called several times
 917     # during single run.  Instead stop in a marker function and
 918     # take control from there.
 919     if { ![runto marker_indirect_call] } {
 920         return
 921     }
 922
 923     # break on the next call to call0a, then delete all the breakpoints
 924     # and start testing.
 925     gdb_breakpoint call0a
 926     gdb_continue call0a
 927     delete_breakpoints
 928
 929     # Print each arg as a double check to see if we can print
 930     # them here as well as with backtrace.
 931
 932     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 933     gdb_test "print c" " = 97 'a'" "print c in localvars_in_indirect_call"
 934     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 935     gdb_test "print s" " = 1" "print s in localvars_in_indirect_call"
 936     gdb_test "print i" " = 2" "print i in localvars_in_indirect_call"
 937     gdb_test "print l" " = 3" "print l in localvars_in_indirect_call"
 938
 939     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 940     gdb_test "backtrace 8" \
 941         "#0.*call0a \\(c=97 'a', s=1, i=2, l=3\\).*#1.*main.*" \
 942         "backtrace in indirectly called function"
 943
 944     #
 945     # "finish" brings us back to main.  We then will try to step through
 946     # the second indirect call.
 947     # On some targets (e.g. m68k) gdb will stop from the finish in midline
 948     # of the first indirect call. This is due to stack adjustment instructions
 949     # after the indirect call. In these cases we will step till we hit the
 950     # second indirect call.
 951     #
 952
 953     gdb_test_multiple "finish" "finish from indirectly called function" {
 954         -re "\\(\\*pointer_to_call0a\\) \\(c, s, i, l\\);.*First.*$gdb_prompt $" {
 955             # If the branch instruction is not the last instruction in the
 956             # function call line, we'll stop at that line, and need an extra
 957             # "step" to continue the test.
 958             send_gdb "step\n"
 959             exp_continue
 960         }
 961         -re ".*\\(\\*pointer_to_call0a\\) \\(c, s, i, l\\);.*Second.*$gdb_prompt $" {
 962             pass "finish from indirectly called function"
 963         }
 964         -re ".*$gdb_prompt $" {
 965             fail "finish from indirectly called function"
 966         }
 967         default {
 968             fail "finish from indirectly called function"
 969         }
 970     }
 971
 972     if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
 973     gdb_test "step" "call0a \\(c=97 'a', s=1, i=2, l=3\\).*" \
 974         "stepping into indirectly called function"
 975 }
 976
 977 #
 978 # Test for stepping into indirect calls which may have trampolines (possibly
 979 # cascaded) on both the call path and the gdb_suppress_tests; path.
 980 # to handle trampolines.
 981 #
 982 proc test_stepping_over_trampolines { } {
 983     global gdb_prompt
 984     global hex
 985     global decimal
 986
 987     # Stop in a marker function and take control from there.
 988     if { ![runto marker_call_with_trampolines] } {
 989         return
 990     }
 991
 992     # Cater for gdb stopping in midline, see comment for finish above.
 993     gdb_test_multiple "finish" "finish from marker_call_with_trampolines" {
 994         -re "marker_call_with_trampolines ..;.*$gdb_prompt $" {
 995             send_gdb "step\n"
 996             exp_continue
 997         }
 998         -re "pointer_to_call_with_trampolines.*$gdb_prompt $" {
 999             pass "finish from marker_call_with_trampolines"
1000         }
1001         -re ".*$gdb_prompt $" {
1002             fail "finish from marker_call_with_trampolines"
1003         }
1004         default {
1005             fail "finish from marker_call_with_trampolines"
1006         }
1007     }
1008
1009     # Try to step into the target function.
1010     gdb_test "step" "call_with_trampolines \\(d1=5\\).*" \
1011         "stepping into function called with trampolines"
1012
1013     # Make we can backtrace and the argument looks correct.  */
1014     gdb_test "backtrace 8" "#0.*call_with_trampolines \\(d1=5\\).*1.*main.*" \
1015         "backtrace through call with trampolines"
1016
1017     # Make sure we can get back to main.
1018     # Stepping back to main might stop again after the gdb_suppress_tests; statement
1019     # or immediately transfer control back to main if optimizations
1020     # are performed.
1021     gdb_test_multiple "step" "stepping back to main from function called with trampolines" {
1022         -re "main .* at.*$gdb_prompt $" {
1023             pass "stepping back to main from function called with trampolines"
1024         }
1025         -re "\}.*End of call_with_trampolines.*$gdb_prompt $" {
1026             send_gdb "step\n"
1027             exp_continue
1028         }
1029         -re ".*$gdb_prompt $" {
1030             fail "stepping back to main from function called with trampolines"
1031         }
1032         default {
1033             fail "stepping back to main from function called with trampolines"
1034         }
1035     }
1036 }
1037
1038 set prev_timeout $timeout
1039 if [istarget "mips*tx39-*"] {
1040     set timeout 300
1041 } else {
1042     set timeout 60
1043 }
1044
1045 # Determine expected output for unsigned long variables,
1046 # the output varies with sizeof (unsigned long).
1047
1048 gdb_test_multiple "print sizeof (long)" "getting sizeof long" {
1049     -re ".\[0-9\]* = 4.*$gdb_prompt $" {
1050         set target_sizeof_long 4
1051         # pass silently
1052     }
1053     -re ".\[0-9\]* = 8.*$gdb_prompt $" {
1054         set target_sizeof_long 8
1055         # pass silently
1056     }
1057 }
1058
1059 gdb_test_multiple "print sizeof (int)" "getting sizeof int" {
1060     -re ".\[0-9\]* = 2.*$gdb_prompt $" {
1061         set target_sizeof_int 2
1062         # pass silently
1063     }
1064     -re ".\[0-9\]* = 4.*$gdb_prompt $" {
1065         set target_sizeof_int 4
1066         # pass silently
1067     }
1068     -re ".\[0-9\]* = 8.*$gdb_prompt $" {
1069         set target_sizeof_int 8
1070         # pass silently
1071     }
1072 }
1073
1074 switch [get_endianness] {
1075     little { set target_bigendian_p 0 }
1076     big { set target_bigendian_p 1 }
1077 }
1078
1079 # Perform tests
1080
1081 gdb_test_no_output "set print frame-arguments all"
1082
1083 integral_args
1084 unsigned_integral_args
1085 if {!$skip_float_test} {
1086   float_and_integral_args
1087 }
1088
1089 # Test _Complex type here if supported.
1090 if [support_complex_tests] {
1091     complex_args
1092
1093     complex_integral_args
1094
1095     if {!$skip_float_test} {
1096         complex_float_integral_args
1097     }
1098 }
1099
1100 pointer_args
1101 structs_by_reference
1102 structs_by_value
1103 discard_and_shuffle
1104 shuffle_round_robin
1105 recursive_structs_by_value
1106 localvars_after_alloca
1107 call_after_alloca
1108 localvars_in_indirect_call
1109 test_stepping_over_trampolines
1110
1111 set timeout $prev_timeout