2011-07-02 Yao Qi <yao@codesourcery.com>
* gdb.base/dump.exp (capture_pointer_with_type): New. Get value from address instead of name. Start GDB once, and do `dump' and `restore' tests together.
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Yao Qi
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@ -1,3 +1,10 @@
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2011-07-02 Yao Qi <yao@codesourcery.com>
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* gdb.base/dump.exp (capture_pointer_with_type): New.
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Get value from address instead of name.
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Start GDB once, and do `dump' and `restore'
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tests together.
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2011-06-30 Jie Zhang <jie.zhang@analog.com>
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Mike Frysinger <vapier@gentoo.org>
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@ -153,6 +153,34 @@ proc capture_value { expression args } {
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return $output_string
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}
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# POINTER is a pointer and this proc captures the value of POINTER along
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# with POINTER's type. For example, POINTER is "&intarray", this proc will
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# call "p &intarray", capture "(int (*)[32]) 0x804a0e0", and return this
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# string.
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proc capture_pointer_with_type { pointer } {
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global gdb_prompt
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global expect_out
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set test "capture type of pointer $pointer"
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set output_string ""
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gdb_test_multiple "p ${pointer}" $test {
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-re "\\$\[0-9\]+ = .*$gdb_prompt $" {
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# Expected output of "p ${pointer}" is like "$7 = (int (*)[32]) 0x804a0e0",
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# and we want to extract "(int (*)[32]) 0x804a0e0" from it via
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# following regexp.
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if [regexp " \\(.*\\).* 0x\[0-9a-fA-F\]+" $expect_out(0,string) output_string] {
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# OUTPUT_STRING is expected to be like "(int (*)[32]) 0x804a0e0".
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pass "$test"
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} else {
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fail "$test"
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}
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}
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}
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return $output_string
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}
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set array_start [capture_value "/x &intarray\[0\]"]
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set array_end [capture_value "/x &intarray\[32\]"]
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set struct_start [capture_value "/x &intstruct"]
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@ -161,6 +189,9 @@ set struct_end [capture_value "/x &intstruct + 1"]
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set array_val [capture_value "intarray"]
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set struct_val [capture_value "intstruct"]
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set array_ptr_type [capture_pointer_with_type "&intarray"]
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set struct_ptr_type [capture_pointer_with_type "&intstruct"]
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make_dump_file "dump mem intarr2.bin $array_start $array_end" \
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"dump array as memory, default"
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@ -196,49 +227,6 @@ make_dump_file \
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"dump srec mem intarr3.srec &intarray \(char *\) &intarray + sizeof intarray" \
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"dump array as mem, srec, expressions"
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# Now start a fresh gdb session, and reload the saved value files.
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gdb_exit
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gdb_start
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gdb_file_cmd ${binfile}
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# Now fix the endianness at the correct state.
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gdb_test_multiple "set endian $endian" "set endianness" {
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-re ".* (big|little) endian.*$gdb_prompt $" {
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pass "setting $endian endianness"
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}
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}
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# Reload saved values one by one, and compare.
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if { ![string compare $array_val \
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[capture_value "intarray" "file binfile"]] } then {
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fail "start with intarray un-initialized"
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} else {
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pass "start with intarray un-initialized"
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}
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if { ![string compare $struct_val \
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[capture_value "intstruct" "file binfile"]] } then {
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fail "start with intstruct un-initialized"
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} else {
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pass "start with intstruct un-initialized"
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}
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proc test_reload_saved_value { filename msg oldval newval } {
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global gdb_prompt
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gdb_file_cmd $filename
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if { ![string compare $oldval \
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[capture_value $newval "$msg"]] } then {
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pass "$msg; value restored ok"
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} else {
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fail "$msg; value restored ok"
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}
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}
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proc test_restore_saved_value { restore_args msg oldval newval } {
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global gdb_prompt
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@ -253,71 +241,10 @@ proc test_restore_saved_value { restore_args msg oldval newval } {
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}
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}
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# srec format can not be loaded for 64-bit-only platforms
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if ![string compare $is64bitonly "no"] then {
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test_reload_saved_value "intarr1.srec" "reload array as value, srec" \
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$array_val "intarray"
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test_reload_saved_value "intstr1.srec" "reload struct as value, srec" \
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$struct_val "intstruct"
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test_reload_saved_value "intarr2.srec" "reload array as memory, srec" \
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$array_val "intarray"
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test_reload_saved_value "intstr2.srec" "reload struct as memory, srec" \
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$struct_val "intstruct"
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}
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# ihex format can not be loaded for 64-bit-only platforms
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if ![string compare $is64bitonly "no"] then {
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test_reload_saved_value "intarr1.ihex" "reload array as value, intel hex" \
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$array_val "intarray"
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test_reload_saved_value "intstr1.ihex" "reload struct as value, intel hex" \
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$struct_val "intstruct"
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test_reload_saved_value "intarr2.ihex" "reload array as memory, intel hex" \
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$array_val "intarray"
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test_reload_saved_value "intstr2.ihex" "reload struct as memory, intel hex" \
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$struct_val "intstruct"
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}
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gdb_test "print zero_all ()" ".*"
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# tekhex format can not be loaded for 64-bit-only platforms
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if ![string compare $is64bitonly "no"] then {
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test_reload_saved_value "intarr1.tekhex" "reload array as value, tekhex" \
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$array_val "intarray"
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test_reload_saved_value "intstr1.tekhex" "reload struct as value, tekhex" \
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$struct_val "intstruct"
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test_reload_saved_value "intarr2.tekhex" "reload array as memory, tekhex" \
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$array_val "intarray"
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test_reload_saved_value "intstr2.tekhex" "reload struct as memory, tekhex" \
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$struct_val "intstruct"
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}
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# Start a fresh gdb session
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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# Run to main.
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if { ! [ runto_main ] } then {
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untested dump.exp
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return -1
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}
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if { ![string compare $array_val \
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[capture_value "intarray" "load binfile"]] } then {
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fail "start with intarray un-initialized, runto main"
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} else {
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pass "start with intarray un-initialized, runto main"
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}
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if { ![string compare $struct_val \
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[capture_value "intstruct" "load binfile"]] } then {
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fail "start with intstruct un-initialized, runto main"
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} else {
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pass "start with intstruct un-initialized, runto main"
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}
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if ![string compare $is64bitonly "no"] then {
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test_restore_saved_value "intarr1.srec" "array as value, srec" \
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$array_val "intarray"
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@ -500,6 +427,86 @@ if ![string compare $is64bitonly "no"] then {
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gdb_test "print intarray2\[4\] == 0" " = 1" "element 4 not changed, == 4"
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}
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# Now start a fresh gdb session, and reload the saved value files.
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gdb_exit
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gdb_start
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gdb_file_cmd ${binfile}
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# Now fix the endianness at the correct state.
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gdb_test_multiple "set endian $endian" "set endianness" {
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-re ".* (big|little) endian.*$gdb_prompt $" {
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pass "setting $endian endianness"
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}
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}
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# Reload saved values one by one, and compare.
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if { ![string compare $array_val \
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[capture_value "intarray" "file binfile"]] } then {
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fail "start with intarray un-initialized"
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} else {
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pass "start with intarray un-initialized"
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}
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if { ![string compare $struct_val \
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[capture_value "intstruct" "file binfile"]] } then {
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fail "start with intstruct un-initialized"
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} else {
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pass "start with intstruct un-initialized"
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}
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proc test_reload_saved_value { filename msg oldval newval } {
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global gdb_prompt
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gdb_file_cmd $filename
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if { ![string compare $oldval \
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[capture_value $newval "$msg"]] } then {
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pass "$msg; value restored ok"
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} else {
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fail "$msg; value restored ok"
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}
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}
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# srec format can not be loaded for 64-bit-only platforms
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if ![string compare $is64bitonly "no"] then {
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test_reload_saved_value "intarr1.srec" "reload array as value, srec" \
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$array_val "\*$array_ptr_type"
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test_reload_saved_value "intstr1.srec" "reload struct as value, srec" \
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$struct_val "\*$struct_ptr_type"
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test_reload_saved_value "intarr2.srec" "reload array as memory, srec" \
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$array_val "\*$array_ptr_type"
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test_reload_saved_value "intstr2.srec" "reload struct as memory, srec" \
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$struct_val "\*$struct_ptr_type"
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}
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# ihex format can not be loaded for 64-bit-only platforms
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if ![string compare $is64bitonly "no"] then {
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test_reload_saved_value "intarr1.ihex" "reload array as value, intel hex" \
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$array_val "\*$array_ptr_type"
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test_reload_saved_value "intstr1.ihex" "reload struct as value, intel hex" \
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$struct_val "\*$struct_ptr_type"
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test_reload_saved_value "intarr2.ihex" "reload array as memory, intel hex" \
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$array_val "\*$array_ptr_type"
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test_reload_saved_value "intstr2.ihex" "reload struct as memory, intel hex" \
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$struct_val "\*$struct_ptr_type"
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}
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# tekhex format can not be loaded for 64-bit-only platforms
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if ![string compare $is64bitonly "no"] then {
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test_reload_saved_value "intarr1.tekhex" "reload array as value, tekhex" \
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$array_val "\*$array_ptr_type"
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test_reload_saved_value "intstr1.tekhex" "reload struct as value, tekhex" \
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$struct_val "\*$struct_ptr_type"
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test_reload_saved_value "intarr2.tekhex" "reload array as memory, tekhex" \
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$array_val "\*$array_ptr_type"
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test_reload_saved_value "intstr2.tekhex" "reload struct as memory, tekhex" \
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$struct_val "\*$struct_ptr_type"
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}
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# clean up files
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remote_exec build "rm -f intarr1.bin intarr1b.bin intarr1.ihex intarr1.srec intarr1.tekhex intarr2.bin intarr2b.bin intarr2.ihex intarr2.srec intarr2.tekhex intstr1.bin intstr1b.bin intstr1.ihex intstr1.srec intstr1.tekhex intstr2.bin intstr2b.bin intstr2.ihex intstr2.srec intstr2.tekhex intarr3.srec"
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