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Add ISA 3.1 check to powerpc-plxv-norel.exp

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This patch adds a file with the ISA 3.1 check.  The ISA 3.1 check is
added to the test to ensure the test is only run on ISA 3.1 or newer.

gdb/testsuite/ChangeLog
2021-06-25  Carl Love  <cel@us.ibm.com>

	* gdb.arch/powerpc-plxv-norel.exp: Add call to skip_power_isa_3_1_tests.
	* lib/gdb.exp(skip_power_isa_3_1_tests): New gdb_caching_proc test.
This commit is contained in:
Carl Love 2021-06-16 12:07:39 -05:00
parent 50a6759f0f
commit 202054aea6
3 changed files with 55 additions and 2 deletions
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6
gdb/testsuite/ChangeLog
View file

@ -1,3 +1,9 @@
gdb/testsuite/ChangeLog
2021-06-25 Carl Love <cel@us.ibm.com>
* gdb.arch/powerpc-plxv-norel.exp: Add call to skip_power_isa_3_1_tests.
* lib/gdb.exp(skip_power_isa_3_1_tests): New gdb_caching_proc test.
2021-06-25 Tom Tromey <tromey@adacore.com>
* gdb.ada/py_range.exp: Add type name test cases.

4
gdb/testsuite/gdb.arch/powerpc-plxv-nonrel.exp
View file

@ -16,8 +16,8 @@
# Test to see if gdb is properly single stepping over the
# displaced plxv instruction.
if { ![istarget powerpc*-*] } {
verbose "Skipping powerpc plxv test."
if { ![istarget powerpc*-*] || [skip_power_isa_3_1_tests] } {
verbose "Skipping powerpc ISA 3.1 plxv test."
return
}

47
gdb/testsuite/lib/gdb.exp
View file

@ -3129,6 +3129,53 @@ gdb_caching_proc skip_altivec_tests {
return $skip_vmx_tests
}
# Run a test on the power target to see if it supports ISA 3.1 instructions
gdb_caching_proc skip_power_isa_3_1_tests {
global srcdir subdir gdb_prompt inferior_exited_re
set me "skip_power_isa_3_1_tests"
# Compile a test program containing ISA 3.1 instructions.
set src {
int main() {
asm volatile ("pnop"); // marker
asm volatile ("nop");
return 0;
}
}
if {![gdb_simple_compile $me $src executable ]} {
return 1
}
# No error message, compilation succeeded so now run it via gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load "$obj"
gdb_run_cmd
gdb_expect {
-re ".*Illegal instruction.*${gdb_prompt} $" {
verbose -log "\n$me Power ISA 3.1 hardware not detected"
set skip_power_isa_3_1_tests 1
}
-re ".*$inferior_exited_re normally.*${gdb_prompt} $" {
verbose -log "\n$me: Power ISA 3.1 hardware detected"
set skip_power_isa_3_1_tests 0
}
default {
warning "\n$me: default case taken"
set skip_power_isa_3_1_tests 1
}
}
gdb_exit
remote_file build delete $obj
verbose "$me: returning $skip_power_isa_3_1_tests" 2
return $skip_power_isa_3_1_tests
}
# Run a test on the target to see if it supports vmx hardware. Return 0 if so,
# 1 if it does not. Based on 'check_vmx_hw_available' from the GCC testsuite.