On Sat, Jul 25, 2009 at 1:28 PM, pms<pmsh...@gmail.com> wrote:
>
> Hi Nathan
> I looked into tree.def, I added a case in the new gimple pass to count
> the number of integer variables in the c code. the following is the piece of
> code.
> Here, the first case is working, but I'm not getting the second one. can u
> pls help in this regard.
> How to trace thru the other codes & there usage
VAR_DECLs do not appear as statements. You should look at existing
code in GCC and learn from it. Please also refer to your supervisor
first before asking such basic questions in this forum.
Thanks,
Richard.
> switch (TREE_CODE(stmt)){
> case GIMPLE_MODIFY_STMT:
> lval=GIMPLE_STMT_OPERAND(stmt,0);
> rval=GIMPLE_STMT_OPERAND(stmt,1);
> if(TREE_CODE(lval) == VAR_DECL) {
> if(!DECL_ARTIFICIAL(lval)){
>
> //print_generic_stmt(stderr,stmt,0);
> numassigns++;
> }
> totalassigns++;
> }
> break;
> case DECL:
> if(TREE_CODE(stmt) == VAR_DECL){
>
> if(TREE_CODE(TREE_TYPE(stmt))==INTEGER_TYPE){
> intvar++;
> }
> }
> break;
>
>
> Nathan Froyd-2 wrote:
>>
>> On Fri, Jul 24, 2009 at 05:20:16AM -0700, pms wrote:
>>> But I want to know what are the TREE_CODEs for other remaing constructs
>>> viz declration stmt, conditions, count for constants and how to use them
>>> in
>>> the gimple pass. Can anybody help in this regard
>>
>> The names are defined in tree.def.
>>
>> -Nathan
>>
>>
>
> --
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>
>
