From: Richard Henderson <rth@twiddle.net>
To: Aurelien Jarno <aurelien@aurel32.net>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v2 04/26] tcg: sync output arguments on liveness request
Date: Wed, 10 Oct 2012 09:22:36 -0700 [thread overview]
Message-ID: <5075A0CC.8090705@twiddle.net> (raw)
In-Reply-To: <1349812584-19551-5-git-send-email-aurelien@aurel32.net>
On 10/09/2012 12:56 PM, Aurelien Jarno wrote:
> Synchronize an output argument when requested by the liveness analysis.
> This is needed so that the temp can be declared dead later.
>
> For that, add a new op_sync_args table in which each bit tells if the
> corresponding output argument needs to be synchronized with the memory.
> Pass it to the tcg_reg_alloc_* functions, and honor this bit. We need to
> synchronize the argument before marking it as dead, and we have to make
> sure all the infos about the temp are correctly filled.
>
> At the same time change some types from unsigned int to uint16_t when
> passing op_dead_args.
>
> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Reviewed-by: Richard Henderson <rth@twiddle.net>
r~
next prev parent reply other threads:[~2012-10-10 16:22 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-09 19:55 [Qemu-devel] [PATCH v2 00/26] tcg: rework liveness analysis and register allocator Aurelien Jarno
2012-10-09 19:55 ` [Qemu-devel] [PATCH v2 01/26] tcg: add temp_dead() Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 02/26] tcg: add tcg_reg_sync() Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 03/26] tcg: add temp_sync() Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 04/26] tcg: sync output arguments on liveness request Aurelien Jarno
2012-10-10 16:22 ` Richard Henderson [this message]
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 05/26] tcg: rework liveness analysis Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 06/26] tcg: improve tcg_reg_alloc_movi() Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 07/26] tcg: rewrite tcg_reg_alloc_mov() Aurelien Jarno
2012-10-10 16:27 ` Richard Henderson
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 08/26] tcg: always mark dead input arguments as dead Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 09/26] tcg: start with local temps in TEMP_VAL_MEM state Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 10/26] tcg: don't explicitly save globals and temps Aurelien Jarno
2012-10-10 16:55 ` Richard Henderson
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 11/26] tcg: fix some op flags Aurelien Jarno
2012-10-10 16:56 ` Richard Henderson
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 12/26] tcg: forbid ld/st function to modify globals Aurelien Jarno
2012-10-10 16:57 ` Richard Henderson
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 13/26] tcg: synchronize globals for ops with side effects Aurelien Jarno
2012-10-10 17:01 ` Richard Henderson
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 14/26] tcg: rework TCG helper flags Aurelien Jarno
2012-10-09 20:04 ` Peter Maydell
2012-10-09 20:24 ` Aurelien Jarno
2012-10-10 17:12 ` Richard Henderson
2012-10-10 17:14 ` Richard Henderson
2012-10-10 17:11 ` Richard Henderson
2012-10-19 20:24 ` Aurelien Jarno
2012-10-19 22:25 ` Richard Henderson
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 15/26] target-alpha: rename " Aurelien Jarno
2012-10-10 17:14 ` Richard Henderson
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 16/26] target-arm: " Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 17/26] target-cris: " Aurelien Jarno
2012-10-10 10:02 ` Edgar E. Iglesias
2012-10-10 10:05 ` Edgar E. Iglesias
2012-10-10 12:09 ` Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 18/26] target-i386: " Aurelien Jarno
2012-10-10 17:15 ` Richard Henderson
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 19/26] target-microblaze: " Aurelien Jarno
2012-10-10 10:03 ` Edgar E. Iglesias
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 20/26] target-mips: " Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 21/26] target-ppc: " Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 22/26] target-s390x: " Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 23/26] target-sh4: " Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 24/26] target-sparc: " Aurelien Jarno
2012-10-13 8:57 ` Blue Swirl
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 25/26] target-xtensa: " Aurelien Jarno
2012-10-09 19:56 ` [Qemu-devel] [PATCH v2 26/26] tcg: remove compatiblity call flags Aurelien Jarno
2012-10-10 17:16 ` Richard Henderson
2012-10-10 6:59 ` [Qemu-devel] [PATCH v2 00/26] tcg: rework liveness analysis and register allocator Paolo Bonzini
2012-10-10 7:42 ` Aurelien Jarno
2012-10-10 7:49 ` Paolo Bonzini
2012-10-10 8:24 ` Aurelien Jarno
2012-10-10 17:04 ` Richard Henderson
2012-10-10 17:24 ` Richard Henderson
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