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[Bug target/81084] [8 Regression] powerpcspe port full of confusing configury / command-line options not related to SPE
- From: "rguenther at suse dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 19 Apr 2018 14:13:45 +0000
- Subject: [Bug target/81084] [8 Regression] powerpcspe port full of confusing configury / command-line options not related to SPE
- Auto-submitted: auto-generated
- References: <bug-81084-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81084
--- Comment #43 from rguenther at suse dot de <rguenther at suse dot de> ---
On Thu, 19 Apr 2018, glaubitz at physik dot fu-berlin.de wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81084
>
> --- Comment #40 from John Paul Adrian Glaubitz <glaubitz at physik dot fu-berlin.de> ---
> Is there documentation like this for gcc?
>
> > https://llvm.org/docs/WritingAnLLVMBackend.html
>
> Would be very useful for people wanting to help with the old backends.
The wiki has some material, a quick search finds
https://gcc.gnu.org/wiki/WritingANewBackEnd not sure how useful or
up-to-date it is.