From: Richard Henderson <rth@twiddle.net>
To: Venkataramanan Kumar <venkataramanan.kumar@linaro.org>
Cc: libc-ports@sourceware.org,
Marcus Shawcroft <marcus.shawcroft@gmail.com>,
Marcus Shawcroft <marcus.shawcroft@arm.com>,
Carlos O'Donell <carlos@redhat.com>,
Patch Tracking <patch@linaro.org>
Subject: Re: [PATCH] [AARCH64]: Pointer mangling support for Aarch64
Date: Fri, 27 Dec 2013 15:09:00 -0000 [thread overview]
Message-ID: <52BD983C.5050006@twiddle.net> (raw)
In-Reply-To: <CAJK_mQ1GeEf4MjMBcijmwKef33kZEmoHkJv8xgqX5=k4_t9YPg@mail.gmail.com>
On 12/26/2013 11:48 PM, Venkataramanan Kumar wrote:
> +/* Load or store to/from a pc-relative EXPR into/from R, using T. */
> +#define LDST_PCREL(OP, R, T, EXPR)\
> + adrp T, EXPR; \
> + add T, T, #:lo12:EXPR;\
> + OP R, [T];
Is T supposed to be live after the macro? Otherwise the whole point of the
12-bit offset is that it can be used inside the memory operation offset.
As you in fact do with the LDST_GLOBAL macro just below.
r~
next prev parent reply other threads:[~2013-12-27 15:09 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-26 12:25 Venkataramanan Kumar
2013-12-26 19:33 ` Richard Henderson
2013-12-27 7:48 ` Venkataramanan Kumar
2013-12-27 15:09 ` Richard Henderson [this message]
2013-12-30 5:00 ` Venkataramanan Kumar
2013-12-30 14:45 ` Richard Henderson
2013-12-30 15:36 ` Venkataramanan Kumar
2013-12-30 22:20 ` Marcus Shawcroft
2013-12-31 5:15 ` Venkataramanan Kumar
2014-01-01 17:42 ` Marcus Shawcroft
2014-01-06 18:11 ` Tom Tromey
2014-01-07 11:05 ` Venkataramanan Kumar
2014-01-07 12:17 ` Marcus Shawcroft
2014-01-07 18:10 ` Tom Tromey
2014-01-10 9:54 ` Will Newton
2014-01-20 9:01 ` Will Newton
2014-01-20 16:45 ` Tom Tromey
2014-01-20 17:02 ` Will Newton
2014-01-08 10:32 ` Venkataramanan Kumar
2014-01-10 10:40 ` Marcus Shawcroft
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