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Re: [rfa?] Add frame_align(); Was: ARM stack alignment on hand calledfunctions

From: Andrew Cagney <ac131313 at redhat dot com>
To: Richard dot Earnshaw at arm dot com, Kris Warkentin <kewarken at qnx dot com>
Cc: gdb-patches at sources dot redhat dot com
Date: Thu, 28 Nov 2002 12:00:34 -0500
Subject: Re: [rfa?] Add frame_align(); Was: ARM stack alignment on hand calledfunctions
References: <200211281649.gASGngu29883@pc960.cambridge.arm.com>

>> >> +/* Ensure that the ARM's stack pointer has the correct alignment for a
>> >> +   new frame.  */
>> >> +static CORE_ADDR
>> >> +arm_frame_align (struct gdbarch *gdbarch, CORE_ADDR addr)
>> >> +{
>> >> +  return (addr & -16);
>> >> +}

You mean ~(ULONGEST)0x7?

I mean ~(typeof(addr)) 0x7.

M'kay (finally gets brain around what that expression is doing), back to the patch.

Does it fix the bug?

Andrew

References:
- Re: [rfa?] Add frame_align(); Was: ARM stack alignment on hand called functions
  - From: Richard Earnshaw

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