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# Copyright (C) 2009-2021 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file is part of the GDB testsuite.
# It tests the frame support in Guile.
load_lib gdb-guile.exp
standard_testfile
if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
return -1
}
# Skip all tests if Guile scripting is not enabled.
if { [skip_guile_tests] } { continue }
# The following tests require execution.
if ![gdb_guile_runto_main] {
return
}
gdb_breakpoint [gdb_get_line_number "Block break here."]
gdb_continue_to_breakpoint "Block break here."
gdb_scm_test_silent_cmd "guile (define bf1 (selected-frame))" \
"get frame"
# Test frame-architecture method.
gdb_scm_test_silent_cmd "guile (define show-arch-str (execute \"show architecture\" #:to-string #t))" \
"show arch"
gdb_test "guile (print (->bool (string-contains show-arch-str (arch-name (frame-arch bf1)))))" \
"#t" "test frame-arch"
# First test that read-var is unaffected by PR 11036 changes.
gdb_test "guile (print (frame-read-var bf1 \"i\"))" \
"\"stuff\"" "test i"
gdb_test "guile (print (frame-read-var bf1 \"f\"))" \
"\"foo\"" "test f"
gdb_test "guile (print (frame-read-var bf1 \"b\"))" \
"\"bar\"" "test b"
# Test the read-var function in another block other than the current
# block (in this case, the super block). Test thar read-var is reading
# the correct variables of i and f but they are the correct value and type.
gdb_scm_test_silent_cmd "guile (define sb (block-superblock (frame-block bf1)))" \
"get superblock"
gdb_test "guile (print (frame-read-var bf1 \"i\" #:block sb))" "1.1.*" \
"test i = 1.1"
gdb_test "guile (print (value-type (frame-read-var bf1 \"i\" #:block sb)))" \
"double" "test double i"
gdb_test "guile (print (frame-read-var bf1 \"f\" #:block sb))" \
"2.2.*" "test f = 2.2"
gdb_test "guile (print (value-type (frame-read-var bf1 \"f\" #:block sb)))" \
"double" "test double f"
# And again test another outerblock, this time testing "i" is the
# correct value and type.
gdb_scm_test_silent_cmd "guile (set! sb (block-superblock sb))" \
"get superblock #2"
gdb_test "guile (print (frame-read-var bf1 \"i\" #:block sb))" \
"99" "test i = 99"
gdb_test "guile (print (value-type (frame-read-var bf1 \"i\" #:block sb)))" \
"int" "test int i"
gdb_breakpoint "f2"
gdb_continue_to_breakpoint "breakpoint at f2"
gdb_scm_test_silent_cmd "guile (define bframe (selected-frame))" \
"get bottom-most frame"
gdb_test "up" ".*" ""
gdb_scm_test_silent_cmd "guile (define f1 (selected-frame))" \
"get second frame"
gdb_scm_test_silent_cmd "guile (define f0 (frame-newer f1))" \
"get first frame"
gdb_test "guile (print (eq? f1 (newest-frame)))" \
#f "selected frame -vs- newest frame"
gdb_test "guile (print (eq? bframe (newest-frame)))" \
#t "newest frame -vs- newest frame"
gdb_test "guile (print (eq? f0 f1))" \
"#f" "test equality comparison (false)"
gdb_test "guile (print (eq? f0 f0))" \
"#t" "test equality comparison (true)"
gdb_test "guile (print (frame-valid? f0))" \
"#t" "test frame-valid?"
gdb_test "guile (print (frame-name f0))" \
"f2" "test frame-name"
gdb_test "guile (print (= (frame-type f0) NORMAL_FRAME))" \
"#t" "test frame-type"
gdb_test "guile (print (= (frame-unwind-stop-reason f0) FRAME_UNWIND_NO_REASON))" \
"#t" "test frame-unwind-stop-reason"
gdb_test "guile (print (unwind-stop-reason-string FRAME_UNWIND_INNER_ID))" \
"previous frame inner to this frame \\(corrupt stack\\?\\)" \
"test unwind-stop-reason-string"
gdb_test "guile (print (format #f \"= ~A\" (frame-pc f0)))" \
"= \[0-9\]+" "test frame-pc"
gdb_test "guile (print (format #f \"= ~A\" (eq? (frame-older f0) f1)))" \
"= #t" "test frame-older"
gdb_test "guile (print (format #f \"= ~A\" (eq? (frame-newer f1) f0)))" \
"= #t" "test frame-newer"
gdb_test "guile (print (frame-read-var f0 \"variable_which_surely_doesnt_exist\"))" \
"ERROR: .*: Out of range: variable not found: \"variable_which_surely_doesnt_exist\".*" \
"test frame-read-var - error"
gdb_test "guile (print (format #f \"= ~A\" (frame-read-var f0 \"a\")))" \
"= 1" "test frame-read-var - success"
gdb_test "guile (print (format #f \"= ~A\" (eq? (selected-frame) f1)))" \
"= #t" "test selected-frame"
# Can read SP register.
gdb_test "guile (print (equal? (frame-read-register (selected-frame) \"sp\") (parse-and-eval \"\$sp\")))" \
"= #t" "test frame-read-register of sp"
# PC value obtained via read_register is as expected.
gdb_test "guile (print (equal? (value->integer (frame-read-register f0 \"pc\")) (frame-pc f0)))" \
"= #t" "test frame-read-register of pc"
# Test arch-specific register name.
set pc ""
if {[is_amd64_regs_target]} {
set pc "rip"
} elseif {[is_x86_like_target]} {
set pc "eip"
}
if { $pc != "" } {
gdb_test "guile (print (equal? (frame-read-register f0 \"pc\") (frame-read-register f0 \"$pc\")))" \
"= #t" "test frame-read-register of $pc"
}
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