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From: Richard Henderson <rth@redhat.com>
To: Jeff Law <law@redhat.com>, Richard Biener <richard.guenther@gmail.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH 8/9] Add TARGET_ADDR_SPACE_ZERO_ADDRESS_VALID
Date: Tue, 13 Oct 2015 20:59:00 -0000	[thread overview]
Message-ID: <561D7095.8080401@redhat.com> (raw)
In-Reply-To: <561D27EE.8030608@redhat.com>

On 10/14/2015 02:49 AM, Jeff Law wrote:
> The problem here is we don't know what address space the *0 is going to hit,
> right?

Correct, not before we do the walk of stmt to see what's present.

> Isn't that also an issue for code generation as well?

What sort of problem are you thinking of?  I haven't seen one yet.


r~

  reply	other threads:[~2015-10-13 20:59 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-08  5:00 [RFA 0/9] Address space support for x86 Richard Henderson
2015-10-08  5:00 ` [PATCH 1/9] Change default of non-overlapping address space conversion Richard Henderson
2015-10-09 10:48   ` Bernd Schmidt
2015-10-08  5:00 ` [PATCH 9/9] Fix PR 66768 Richard Henderson
2015-10-08  5:17   ` Bin.Cheng
2015-10-08  9:55     ` Bernd Schmidt
2015-10-08 10:12       ` Bin.Cheng
2015-10-08 10:25   ` Richard Biener
2015-10-08  5:00 ` [PATCH 5/9] i386: Add address spaces for fs/gs segments Richard Henderson
2015-10-16 15:29   ` Paolo Bonzini
2015-10-18 23:47     ` Richard Henderson
2015-10-08  5:00 ` [PATCH 4/9] i386: Disallow address spaces with string insns Richard Henderson
2015-10-08  5:00 ` [PATCH 6/9] i386: Replace ix86_address_seg with addr_space_t Richard Henderson
2015-10-08  5:00 ` [PATCH 8/9] Add TARGET_ADDR_SPACE_ZERO_ADDRESS_VALID Richard Henderson
2015-10-08 10:20   ` Richard Biener
2015-10-09 22:13     ` Richard Henderson
2015-10-12 10:10       ` Richard Biener
2015-10-12 23:27         ` Richard Henderson
2015-10-13 10:13           ` Richard Biener
2015-10-13 15:49             ` Jeff Law
2015-10-13 20:59               ` Richard Henderson [this message]
2015-10-14  9:19                 ` Richard Biener
2015-10-14  9:22                   ` Richard Biener
2015-10-14 21:20                     ` Richard Henderson
2015-10-14 15:28                   ` Jeff Law
2015-10-14 15:22                 ` Jeff Law
2015-10-08  5:00 ` [PATCH 3/9] i386: Handle address spaces in movabs patterns Richard Henderson
2015-10-08  5:00 ` [PATCH 2/9] Relax ADDR_SPACE_GENERIC_P checks for default address space hooks Richard Henderson
2015-10-08 10:10   ` Richard Biener
2015-10-08  5:00 ` [PATCH 7/9] i386: Add address space for tls Richard Henderson
2015-10-08  8:30   ` Florian Weimer
2015-10-08 10:07 ` [RFA 0/9] Address space support for x86 Richard Biener
2015-10-09 22:13   ` Richard Henderson

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