On May 6, 2016 3:14:03 PM GMT+02:00, Prasad Ghangal <prasad.ghan...@gmail.com>
wrote:
>On 6 May 2016 at 16:09, Richard Biener <richard.guent...@gmail.com>
>wrote:
>> On Wed, May 4, 2016 at 4:29 PM, Prasad Ghangal
><prasad.ghan...@gmail.com> wrote:
>>> On 4 May 2016 at 15:54, Richard Biener <richard.guent...@gmail.com>
>wrote:
>>>> On Wed, May 4, 2016 at 11:46 AM, Prasad Ghangal
>>>> <prasad.ghan...@gmail.com> wrote:
>>>>> On 4 May 2016 at 13:02, Richard Biener
><richard.guent...@gmail.com> wrote:
>>>>>> On Wed, May 4, 2016 at 8:41 AM, Prasad Ghangal
><prasad.ghan...@gmail.com> wrote:
>>>>>>> Hi !
>>>>>>> Currently I am trying to introduce new command line option
>-fgimple,
>>>>>>> for that I am adding this to c.opt
>>>>>>>
>>>>>>> diff --git a/gcc/c-family/c.opt b/gcc/c-family/c.opt
>>>>>>> index 4f86876..88e55c6 100644
>>>>>>> --- a/gcc/c-family/c.opt
>>>>>>> +++ b/gcc/c-family/c.opt
>>>>>>> @@ -66,6 +66,10 @@ C ObjC C++ ObjC++ Separate Alias(d)
>>>>>>> -dump=
>>>>>>> C ObjC C++ ObjC++ Joined Alias(d)
>>>>>>>
>>>>>>> +fgimple
>>>>>>> +C Var(flag_gimple) Init(0)
>>>>>>> +Enable parsing GIMPLE
>>>>>>> +
>>>>>>> -imacros
>>>>>>> C ObjC C++ ObjC++ Separate Alias(imacros)
>MissingArgError(missing
>>>>>>> filename after %qs)
>>>>>>>
>>>>>>>
>>>>>>> But I am getting error as - "gcc: error: unrecognized command
>line
>>>>>>> option ‘-fgimple ’; did you mean ‘-fgimple ’?"
>>>>>>>
>>>>>>> I am unable to find where to handle it.
>>>>>>
>>>>>> Did you properly re-build gcc after that change? It should work
>just fine.
>>>>>>
>>>>>> Richard.
>>>>>>
>>>>>
>>>>> Yes, I did stage 1 build on latest revision. Still it's giving
>this
>>>>> strange error - "gcc: error: unrecognized command line option
>>>>> ‘-fgimple’; did you mean ‘-fgimple’?"
>>>>
>>>> The error is indeed strage. W/o the patch I get
>>>>
>>>>> ./xgcc -B. -fgimple -S t.i
>>>> xgcc: error: unrecognized command line option '-fgimple'; did you
>mean
>>>> '--compile'?
>>>>
>>>> and with it (re-building cc1 and xgcc inside gcc/ of my dev-tree)
>>>>
>>>>> ./xgcc -B. -fgimple -S t.i
>>>> (no error)
>>>>
>>>> so it works fine for me. Note that 'gcc' inside the build tree is
>called xgcc.
>>>>
>>>
>>> Yes, it works for $build/gcc/cc1 but not for $prefix/bin/gcc i.e.
>>> after installing
>>
>> Does it work for $build/gcc/xgcc?
>>
>
>No. It doesn't work for me. I even tried bootstrapped build-install,
>still same issue.
That's strange as it works for me just fine.
Btw., if you didn't already start the process to file a copyright assignment
with the FSF please do so now as it can take quite some time. You can ask for
forms at ass...@gnu.org but I remember Ian also having access to them (CCed).
Thanks,
Richard.
>> Richard.
>>
>>>> Richard.
>>>>
>>>>
>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Till now I am able to JUST parse __GIMPLE keyword
>>>>>>>
>>>>>>> diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c
>>>>>>> index cae2faf..1ccb4d6 100644
>>>>>>> --- a/gcc/c-family/c-common.c
>>>>>>> +++ b/gcc/c-family/c-common.c
>>>>>>> @@ -468,6 +468,7 @@ const struct c_common_resword
>c_common_reswords[] =
>>>>>>> { "__extension__", RID_EXTENSION, 0 },
>>>>>>> { "__func__", RID_C99_FUNCTION_NAME, 0 },
>>>>>>> { "__has_nothrow_assign", RID_HAS_NOTHROW_ASSIGN, D_CXXONLY
>},
>>>>>>> + { "__GIMPLE", RID_GIMPLE, 0 },
>>>>>>> { "__has_nothrow_constructor", RID_HAS_NOTHROW_CONSTRUCTOR,
>D_CXXONLY },
>>>>>>> { "__has_nothrow_copy", RID_HAS_NOTHROW_COPY, D_CXXONLY },
>>>>>>> { "__has_trivial_assign", RID_HAS_TRIVIAL_ASSIGN, D_CXXONLY
>},
>>>>>>> @@ -12393,6 +12394,7 @@ keyword_is_function_specifier (enum rid
>keyword)
>>>>>>> case RID_NORETURN:
>>>>>>> case RID_VIRTUAL:
>>>>>>> case RID_EXPLICIT:
>>>>>>> + case RID_GIMPLE:
>>>>>>> return true;
>>>>>>> default:
>>>>>>> return false;
>>>>>>> diff --git a/gcc/c-family/c-common.h b/gcc/c-family/c-common.h
>>>>>>> index 663e457..a91665f 100644
>>>>>>> --- a/gcc/c-family/c-common.h
>>>>>>> +++ b/gcc/c-family/c-common.h
>>>>>>> @@ -64,10 +64,10 @@ enum rid
>>>>>>> /* Modifiers: */
>>>>>>> /* C, in empirical order of frequency. */
>>>>>>> RID_STATIC = 0,
>>>>>>> - RID_UNSIGNED, RID_LONG, RID_CONST, RID_EXTERN,
>>>>>>> - RID_REGISTER, RID_TYPEDEF, RID_SHORT, RID_INLINE,
>>>>>>> - RID_VOLATILE, RID_SIGNED, RID_AUTO, RID_RESTRICT,
>>>>>>> - RID_NORETURN, RID_ATOMIC,
>>>>>>> + RID_UNSIGNED, RID_LONG, RID_CONST, RID_EXTERN,
>>>>>>> + RID_GIMPLE, RID_REGISTER, RID_TYPEDEF, RID_SHORT,
>>>>>>> + RID_INLINE, RID_VOLATILE, RID_SIGNED, RID_AUTO,
>>>>>>> + RID_RESTRICT, RID_NORETURN, RID_ATOMIC,
>>>>>>>
>>>>>>> /* C extensions */
>>>>>>> RID_COMPLEX, RID_THREAD, RID_SAT,
>>>>>>> diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c
>>>>>>> index f0c677b..e690ca3 100644
>>>>>>> --- a/gcc/c/c-decl.c
>>>>>>> +++ b/gcc/c/c-decl.c
>>>>>>> @@ -10401,6 +10401,8 @@ declspecs_add_scspec (source_location
>loc,
>>>>>>> case RID_TYPEDEF:
>>>>>>> n = csc_typedef;
>>>>>>> break;
>>>>>>> + case RID_GIMPLE:
>>>>>>> + break;
>>>>>>> default:
>>>>>>> gcc_unreachable ();
>>>>>>> }
>>>>>>> diff --git a/gcc/c/c-parser.c b/gcc/c/c-parser.c
>>>>>>> index bdd669d..266b672 100644
>>>>>>> --- a/gcc/c/c-parser.c
>>>>>>> +++ b/gcc/c/c-parser.c
>>>>>>> @@ -732,6 +732,7 @@ c_token_starts_declspecs (c_token *token)
>>>>>>> case RID_ALIGNAS:
>>>>>>> case RID_ATOMIC:
>>>>>>> case RID_AUTO_TYPE:
>>>>>>> + case RID_GIMPLE:
>>>>>>> return true;
>>>>>>> default:
>>>>>>> if (token->keyword >= RID_FIRST_INT_N
>>>>>>> @@ -2461,6 +2462,7 @@ c_parser_declspecs (c_parser *parser,
>struct
>>>>>>> c_declspecs *specs,
>>>>>>> case RID_NORETURN:
>>>>>>> case RID_AUTO:
>>>>>>> case RID_THREAD:
>>>>>>> + case RID_GIMPLE:
>>>>>>> if (!scspec_ok)
>>>>>>> goto out;
>>>>>>> attrs_ok = true;
>>>>>>> @@ -3960,6 +3962,7 @@ c_parser_attribute_any_word (c_parser
>*parser)
>>>>>>> case RID_INT_N_1:
>>>>>>> case RID_INT_N_2:
>>>>>>> case RID_INT_N_3:
>>>>>>> + case RID_GIMPLE:
>>>>>>> ok = true;
>>>>>>> break;
>>>>>>> default:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> After recognizing __GIMPLE, I am planning to call
>gimple_fn_parser
>>>>>>> function which will parse gimple body.
>>>>>>> For pass manager, basic idea is to introduce new member to
>struct
>>>>>>> function as pass_list and modify function execute_pass_list to
>run
>>>>>>> only passes in pass list.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Prasad Ghangal
