XCore make test checks more concise

[Robert Lytton]

Hi Rafael,

Here is the amended patch.
I've moved IL checks into test/CodeGen/xcore-abi.c.
Also built at -O0, amending CHECK statements to be less brittle. 

Robert

________________________________________
From: Rafael Espíndola [rafael.espindola at gmail.com]
Sent: 16 August 2013 00:53
To: Robert Lytton
Cc: cfe-commits at cs.uiuc.edu
Subject: Re: XCore make test checks more concise

On 15 August 2013 11:29, Robert Lytton <robert at xmos.com> wrote:
> (http://clang.llvm.org/docs/DriverInternals.html)
> Now I get it!
>
> So test should be:
> // RUN: %clang -target xcore %s -### -o %t.o 2>&1 | FileCheck  %s
> // CHECK: "-momit-leaf-frame-pointer"
> // CHECK: "-fno-signed-char"
> // CHECK: "-fno-common"

Yes.

> I'm a bit bothered that there is no "-fomit-frame-pointer".
> Should I see this too?

It is mdisable-fp-elim in the cc1 level.

Cheers,
Rafael
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