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Re: oerdering of optimzation
- From: Diego Novillo <dnovillo at google dot com>
- To: anandulle <anandulle at gmail dot com>
- Cc: gcc-help at gcc dot gnu dot org
- Date: Sat, 8 Aug 2009 11:38:47 -0400
- Subject: Re: oerdering of optimzation
- References: <24875890.post@talk.nabble.com>
On Sat, Aug 8, 2009 at 03:56, anandulle<anandulle@gmail.com> wrote:
> Â Â Â Â Â Â ÂI want to know in GCC the IR remains same throughout GIMPLE ->
> RTL-> ASM or does it changes in between
You answered your own question. The IR changes as compilation
progresses. It starts with tokens and parse trees, it then moves to
GENERIC (not all FEs do this, though), then it moves to GIMPLE and
finally to RTL and assembler.
Diego.