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      1 # Copyright 2006-2024 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 # Test PowerPC(64le) prologue analyzer.
     17 
     18 # Do not run on AIX (where we won't be able to build the tests without
     19 # some surgery) or on PowerPC64 (ditto, dot symbols).
     20 require {!istarget *-*-aix*} {istarget "powerpc*-*-*"}
     21 
     22 standard_testfile .c
     23 
     24 # Don't use "debug", so that we don't have line information for the assembly
     25 # fragments.
     26 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {}] != "" } {
     27     untested "PowerPC prologue tests"
     28     return -1
     29 }
     30 
     31 if { [prepare_for_testing "failed to prepare" $testfile "$srcfile" \
     32       {}] } {
     33     return -1
     34 }
     35 
     36 # Run to `main' where we begin our tests.
     37 if {![runto_main]} {
     38     return 0
     39 }
     40 
     41 # Testcase for PIC prologue.
     42 gdb_breakpoint "gdb2029_marker"
     43 gdb_test "continue" "Breakpoint $decimal, $hex in gdb2029_marker \\(\\).*" \
     44 	"continue to PIC"
     45 
     46 gdb_test "backtrace 10" \
     47 	"#0\[ \t\]*$hex in gdb2029_marker.*\r\n#1\[ \t\]*$hex in gdb2029.*\r\n#2\[ \t\]*$hex in main.*" \
     48 	"backtrace in PIC marker"
     49 
     50 gdb_test "finish" ".*$hex in gdb2029 .*" "finish from PIC"
     51 
     52 gdb_test "backtrace 10" \
     53 	"#0\[ \t\]*$hex in gdb2029 .*\r\n#1\[ \t\]*$hex in main.*" \
     54 	"backtrace in PIC"
     55 
     56 gdb_test "info frame" \
     57 	".*Saved registers:.*r31 at.*pc at.*lr at.*" \
     58 	"saved registers in PIC"
     59 
     60 # Testcase for scheduled prologue.
     61 gdb_breakpoint "optimized_1_marker"
     62 gdb_test "continue" "Breakpoint $decimal, $hex in optimized_1_marker \\(\\).*" \
     63 	"continue to optimized"
     64 
     65 gdb_test "backtrace 10" \
     66 	"#0\[ \t\]*$hex in optimized_1_marker.*\r\n#1\[ \t\]*$hex in optimized_1.*\r\n#2\[ \t\]*$hex in main.*" \
     67 	"backtrace in optimized marker"
     68 
     69 gdb_test "finish" ".*$hex in optimized_1 .*" "finish from optimized"
     70 
     71 gdb_test "backtrace 10" \
     72 	"#0\[ \t\]*$hex in optimized_1 .*\r\n#1\[ \t\]*$hex in main.*" \
     73 	"backtrace in optimized"
     74 
     75 gdb_test "info frame" \
     76 	".*Saved registers:.*r30 at.*pc at.*lr at.*" \
     77 	"saved registers in optimized"
     78 
     79