[llvm] r207755 - Update post-r203364 http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20140303/207915.html
Yaron Keren
yaron.keren at gmail.com
Fri May 2 01:33:48 PDT 2014
Thanks, fixed in r207831.
2014-05-02 3:46 GMT+03:00 Duncan P. N. Exon Smith <dexonsmith at apple.com>:
>
> On 2014-May-01, at 5:33, Yaron Keren <yaron.keren at gmail.com> wrote:
>
> > Author: yrnkrn
> > Date: Thu May 1 07:33:26 2014
> > New Revision: 207755
> >
> > URL: http://llvm.org/viewvc/llvm-project?rev=207755&view=rev
> > Log:
> > Update post-r203364
> http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20140303/207915.html
> > and ranged for loops.
> >
> > http://reviews.llvm.org/D3582
> >
> >
> > Modified:
> > llvm/trunk/docs/ProgrammersManual.rst
> >
> > Modified: llvm/trunk/docs/ProgrammersManual.rst
> > URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/docs/ProgrammersManual.rst?rev=207755&r1=207754&r2=207755&view=diff
> >
> ==============================================================================
> > --- llvm/trunk/docs/ProgrammersManual.rst (original)
> > +++ llvm/trunk/docs/ProgrammersManual.rst Thu May 1 07:33:26 2014
> > @@ -1738,16 +1738,12 @@ chain of ``F``:
> >
> > Function *F = ...;
> >
> > - for (Value::use_iterator i = F->use_begin(), e = F->use_end(); i !=
> e; ++i)
> > - if (Instruction *Inst = dyn_cast<Instruction>(*i)) {
> > + for (User *U : GV->users()) {
> > + if (Instruction *Inst = dyn_cast<Instruction>(U)) {
> > errs() << "F is used in instruction:\n";
> > errs() << *Inst << "\n";
> > }
> >
> > -Note that dereferencing a ``Value::use_iterator`` is not a very cheap
> operation.
> > -Instead of performing ``*i`` above several times, consider doing it
> only once in
> > -the loop body and reusing its result.
> > -
> > Alternatively, it's common to have an instance of the ``User`` Class
> (`doxygen
> > <http://llvm.org/doxygen/classllvm_1_1User.html>`__) and need to know
> what
> > ``Value``\ s are used by it. The list of all ``Value``\ s used by a
> ``User`` is
> > @@ -1759,8 +1755,8 @@ instruction uses (that is, the operands
> >
> > Instruction *pi = ...;
> >
> > - for (User::op_iterator i = pi->op_begin(), e = pi->op_end(); i != e;
> ++i) {
> > - Value *v = *i;
> > + for (Use& U : pi->operands()) {
>
> Style nit in the reference placement. Should be:
>
> for (Use &U : pi->operands()) {
>
> > + Value *v = U.get();
> > // ...
> > }
> >
> >
> >
> > _______________________________________________
> > llvm-commits mailing list
> > llvm-commits at cs.uiuc.edu
> > http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>
>
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