PING^4 [PATCH] testsuite: Verify that module-mapper is available

[Torbjorn SVENSSON]

Hi,

Ping, https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602844.html

Ok for trunk?

Kind regards,
Torbjörn

On 2022-10-25 16:24, Torbjorn SVENSSON via Gcc-patches wrote:
> Hi,
> 
> Ping, https://gcc.gnu.org/pipermail/gcc-patches/2022-October/603544.html
> 
> Kind regards,
> Torbjörn
> 
> On 2022-10-14 09:42, Torbjorn SVENSSON wrote:
>> Hi,
>>
>> Ping, https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602843.html
>>
>> Kind regards,
>> Torbjörn
>>
>> On 2022-10-05 11:17, Torbjorn SVENSSON wrote:
>>> Hi,
>>>
>>> Ping, 
>>> https://gcc.gnu.org/pipermail/gcc-patches/2022-September/602111.html
>>>
>>> Kind regards,
>>> Torbjörn
>>>
>>> On 2022-09-23 14:03, Torbjörn SVENSSON wrote:
>>>> For some test cases, it's required that the optional module mapper
>>>> "g++-mapper-server" is built. As the server is not required, the
>>>> test cases will fail if it can't be found.
>>>>
>>>> gcc/testsuite/ChangeLog:
>>>>
>>>>     * lib/target-supports.exp (check_is_prog_name_available):
>>>>     New.
>>>>     * lib/target-supports-dg.exp
>>>>     (dg-require-prog-name-available): New.
>>>>     * g++.dg/modules/modules.exp: Verify avilability of module
>>>>     mapper.
>>>>
>>>> Signed-off-by: Torbjörn SVENSSON  <torbjorn.svensson@foss.st.com>
>>>> ---
>>>>   gcc/testsuite/g++.dg/modules/modules.exp | 31 
>>>> ++++++++++++++++++++++++
>>>>   gcc/testsuite/lib/target-supports-dg.exp | 15 ++++++++++++
>>>>   gcc/testsuite/lib/target-supports.exp    | 15 ++++++++++++
>>>>   3 files changed, 61 insertions(+)
>>>>
>>>> diff --git a/gcc/testsuite/g++.dg/modules/modules.exp 
>>>> b/gcc/testsuite/g++.dg/modules/modules.exp
>>>> index afb323d0efd..4784803742a 100644
>>>> --- a/gcc/testsuite/g++.dg/modules/modules.exp
>>>> +++ b/gcc/testsuite/g++.dg/modules/modules.exp
>>>> @@ -279,6 +279,29 @@ proc module-init { src } {
>>>>       return $option_list
>>>>   }
>>>> +# Return 1 if requirements are met
>>>> +proc module-check-requirements { tests } {
>>>> +    foreach test $tests {
>>>> +    set tmp [dg-get-options $test]
>>>> +    foreach op $tmp {
>>>> +        switch [lindex $op 0] {
>>>> +        "dg-additional-options" {
>>>> +            # Example strings to match:
>>>> +            # -fmodules-ts -fmodule-mapper=|@g++-mapper-server\\ 
>>>> -t\\ [srcdir]/inc-xlate-1.map
>>>> +            # -fmodules-ts -fmodule-mapper=|@g++-mapper-server
>>>> +            if [regexp -- {(^| )-fmodule-mapper=\|@([^\\ ]*)} 
>>>> [lindex $op 2] dummy dummy2 prog] {
>>>> +            verbose "Checking that mapper exist: $prog"
>>>> +            if { ![ check_is_prog_name_available $prog ] } {
>>>> +                return 0
>>>> +            }
>>>> +            }
>>>> +        }
>>>> +        }
>>>> +    }
>>>> +    }
>>>> +    return 1
>>>> +}
>>>> +
>>>>   # cleanup any detritus from previous run
>>>>   cleanup_module_files [find $DEFAULT_REPO *.gcm]
>>>> @@ -307,6 +330,14 @@ foreach src [lsort [find $srcdir/$subdir 
>>>> {*_a.[CHX}]] {
>>>>       set tests [lsort [find [file dirname $src] \
>>>>                     [regsub {_a.[CHX]$} [file tail $src] 
>>>> {_[a-z].[CHX]}]]]
>>>> +    if { ![module-check-requirements $tests] } {
>>>> +        set testcase [regsub {_a.[CH]} $src {}]
>>>> +        set testcase \
>>>> +        [string range $testcase [string length "$srcdir/"] end]
>>>> +        unsupported $testcase
>>>> +        continue
>>>> +    }
>>>> +
>>>>       set std_list [module-init $src]
>>>>       foreach std $std_list {
>>>>           set mod_files {}
>>>> diff --git a/gcc/testsuite/lib/target-supports-dg.exp 
>>>> b/gcc/testsuite/lib/target-supports-dg.exp
>>>> index aa2164bc789..6ce3b2b1a1b 100644
>>>> --- a/gcc/testsuite/lib/target-supports-dg.exp
>>>> +++ b/gcc/testsuite/lib/target-supports-dg.exp
>>>> @@ -683,3 +683,18 @@ proc dg-require-symver { args } {
>>>>       set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
>>>>       }
>>>>   }
>>>> +
>>>> +# If this target does not provide prog named "$args", skip this test.
>>>> +
>>>> +proc dg-require-prog-name-available { args } {
>>>> +    # The args are within another list; pull them out.
>>>> +    set args [lindex $args 0]
>>>> +
>>>> +    set prog [lindex $args 1]
>>>> +
>>>> +    if { ![ check_is_prog_name_available $prog ] } {
>>>> +        upvar dg-do-what dg-do-what
>>>> +        set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
>>>> +    }
>>>> +}
>>>> +
>>>> diff --git a/gcc/testsuite/lib/target-supports.exp 
>>>> b/gcc/testsuite/lib/target-supports.exp
>>>> index 703aba412a6..c3b7a6c17b3 100644
>>>> --- a/gcc/testsuite/lib/target-supports.exp
>>>> +++ b/gcc/testsuite/lib/target-supports.exp
>>>> @@ -11928,3 +11928,18 @@ main:
>>>>       .byte 0
>>>>     } ""]
>>>>   }
>>>> +
>>>> +# Return 1 if this target has prog named "$prog", 0 otherwise.
>>>> +
>>>> +proc check_is_prog_name_available { prog } {
>>>> +    global tool
>>>> +
>>>> +    set options [list "additional_flags=-print-prog-name=$prog"]
>>>> +    set output [lindex [${tool}_target_compile "" "" "none" 
>>>> $options] 0]
>>>> +
>>>> +    if { $output == $prog } {
>>>> +        return 0
>>>> +    }
>>>> +
>>>> +    return 1
>>>> +}