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From: Leon Alrae <leon.alrae@imgtec.com>
To: Aleksandar Markovic <aleksandar.markovic@rt-rk.com>,
	<qemu-devel@nongnu.org>
Cc: proljc@gmail.com, kbastian@mail.uni-paderborn.de,
	mark.cave-ayland@ilande.co.uk, agraf@suse.de,
	maciej.rozycki@imgtec.com, petar.jovanovic@imgtec.com,
	blauwirbel@gmail.com, jcmvbkbc@gmail.com,
	aleksandar.markovic@imgtec.com, qemu-arm@nongnu.org,
	qemu-ppc@nongnu.org, miodrag.dinic@imgtec.com,
	pbonzini@redhat.com, gxt@mprc.pku.edu.cn, afaerber@suse.de,
	aurelien@aurel32.net, rth@twiddle.net
Subject: Re: [Qemu-arm] [PATCH v4 7/9] target-mips: Add abs2008 flavor of <ABS|NEG>.<S|D>
Date: Thu, 14 Apr 2016 11:52:32 +0100	[thread overview]
Message-ID: <570F7670.4060303@imgtec.com> (raw)
In-Reply-To: <1460465891-6142-8-git-send-email-aleksandar.markovic@rt-rk.com>

On 12/04/16 13:58, Aleksandar Markovic wrote:
> From: Aleksandar Markovic <aleksandar.markovic@imgtec.com>
> 
> Updated handling of instuctions <ABS|NEG>.<S|D>. Note that legacy
> (pre-abs2008) ABS and NEG instructions are arithmetic (any NaN operand
> signals invalid operation), while abs2008 ones are non-arithmetic, always
> changing the sign bit, even for NaN-like operands. Details on these
> instructions are documented in [1] p. 35 and 359.
> 
> [1] "MIPS® Architecture For Programmers Volume II-A:
>     The MIPS64® Instruction Set Reference Manual",
>     Imagination Technologies LTD, Revision 6.04, November 13, 2015
> 
> Signed-off-by: Thomas Schwinge <thomas@codesourcery.com>
> Signed-off-by: Maciej W. Rozycki <macro@codesourcery.com>
> Signed-off-by: Aleksandar Markovic <aleksandar.markovic@imgtec.com>
> ---
>  target-mips/translate.c |   27 +++++++++++++++++++++++----
>  1 file changed, 23 insertions(+), 4 deletions(-)
> 
> diff --git a/target-mips/translate.c b/target-mips/translate.c
> index de0b224..1d376fc 100644
> --- a/target-mips/translate.c
> +++ b/target-mips/translate.c
> @@ -1434,6 +1434,8 @@ typedef struct DisasContext {
>      bool vp;
>      bool cmgcr;
>      bool mrp;
> +    bool abs2008;
> +

Blank line. Otherwise:

Reviewed-by: Leon Alrae <leon.alrae@imgtec.com>

Regards,
Leon


WARNING: multiple messages have this Message-ID (diff)
From: Leon Alrae <leon.alrae@imgtec.com>
To: Aleksandar Markovic <aleksandar.markovic@rt-rk.com>,
	qemu-devel@nongnu.org
Cc: proljc@gmail.com, kbastian@mail.uni-paderborn.de,
	mark.cave-ayland@ilande.co.uk, agraf@suse.de,
	blauwirbel@gmail.com, jcmvbkbc@gmail.com,
	aleksandar.markovic@imgtec.com, qemu-arm@nongnu.org,
	qemu-ppc@nongnu.org, petar.jovanovic@imgtec.com,
	pbonzini@redhat.com, miodrag.dinic@imgtec.com,
	edgar.iglesias@gmail.com, gxt@mprc.pku.edu.cn, afaerber@suse.de,
	aurelien@aurel32.net, rth@twiddle.net, maciej.rozycki@imgtec.com
Subject: Re: [Qemu-devel] [PATCH v4 7/9] target-mips: Add abs2008 flavor of <ABS|NEG>.<S|D>
Date: Thu, 14 Apr 2016 11:52:32 +0100	[thread overview]
Message-ID: <570F7670.4060303@imgtec.com> (raw)
In-Reply-To: <1460465891-6142-8-git-send-email-aleksandar.markovic@rt-rk.com>

On 12/04/16 13:58, Aleksandar Markovic wrote:
> From: Aleksandar Markovic <aleksandar.markovic@imgtec.com>
> 
> Updated handling of instuctions <ABS|NEG>.<S|D>. Note that legacy
> (pre-abs2008) ABS and NEG instructions are arithmetic (any NaN operand
> signals invalid operation), while abs2008 ones are non-arithmetic, always
> changing the sign bit, even for NaN-like operands. Details on these
> instructions are documented in [1] p. 35 and 359.
> 
> [1] "MIPS® Architecture For Programmers Volume II-A:
>     The MIPS64® Instruction Set Reference Manual",
>     Imagination Technologies LTD, Revision 6.04, November 13, 2015
> 
> Signed-off-by: Thomas Schwinge <thomas@codesourcery.com>
> Signed-off-by: Maciej W. Rozycki <macro@codesourcery.com>
> Signed-off-by: Aleksandar Markovic <aleksandar.markovic@imgtec.com>
> ---
>  target-mips/translate.c |   27 +++++++++++++++++++++++----
>  1 file changed, 23 insertions(+), 4 deletions(-)
> 
> diff --git a/target-mips/translate.c b/target-mips/translate.c
> index de0b224..1d376fc 100644
> --- a/target-mips/translate.c
> +++ b/target-mips/translate.c
> @@ -1434,6 +1434,8 @@ typedef struct DisasContext {
>      bool vp;
>      bool cmgcr;
>      bool mrp;
> +    bool abs2008;
> +

Blank line. Otherwise:

Reviewed-by: Leon Alrae <leon.alrae@imgtec.com>

Regards,
Leon

  reply	other threads:[~2016-04-14 10:52 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-12 12:58 [Qemu-arm] [PATCH v4 0/9] target-mips: Initiate IEEE 754-2008 support Aleksandar Markovic
2016-04-12 12:58 ` [Qemu-devel] " Aleksandar Markovic
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 1/9] softfloat: Implement run-time-configurable meaning of signaling NaN bit Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic
2016-04-12 18:45   ` [Qemu-arm] " Eduardo Habkost
2016-04-12 18:45     ` Eduardo Habkost
2016-04-13 18:41     ` [Qemu-arm] " Aleksandar Markovic
2016-04-13 18:41       ` Aleksandar Markovic
2016-04-13 19:04       ` [Qemu-arm] " Eduardo Habkost
2016-04-13 19:04         ` Eduardo Habkost
2016-04-13 12:11   ` [Qemu-arm] " Leon Alrae
2016-04-13 12:11     ` [Qemu-devel] " Leon Alrae
2016-04-14 15:31   ` [Qemu-arm] " Leon Alrae
2016-04-14 15:31     ` [Qemu-devel] " Leon Alrae
2016-04-15  8:48     ` [Qemu-arm] " Aleksandar Markovic
2016-04-15  8:48       ` [Qemu-devel] " Aleksandar Markovic
2016-04-15 10:41       ` [Qemu-arm] " Leon Alrae
2016-04-15 10:41         ` [Qemu-devel] " Leon Alrae
2016-04-15 11:38         ` [Qemu-arm] " Aleksandar Markovic
2016-04-15 11:38           ` [Qemu-devel] " Aleksandar Markovic
2016-04-17 18:21           ` [Qemu-arm] " Aleksandar Markovic
2016-04-17 18:21             ` [Qemu-devel] " Aleksandar Markovic
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 2/9] softfloat: For Mips only, correct default NaN values Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic
2016-04-13 12:23   ` Leon Alrae
2016-04-13 12:23     ` Leon Alrae
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 3/9] softfloat: For Mips only, correct order in pickNaNMulAdd() Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic
2016-04-13 12:47   ` [Qemu-arm] " Leon Alrae
2016-04-13 12:47     ` [Qemu-devel] " Leon Alrae
2016-04-13 13:53     ` [Qemu-arm] " Aleksandar Markovic
2016-04-13 13:53       ` [Qemu-devel] " Aleksandar Markovic
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 4/9] softfloat: Clean up hex constants capitalization in softfloat-specialize.h Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 5/9] softfloat: Clean up white spaces " Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 6/9] target-mips: Activate IEEE 274-2008 support Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 7/9] target-mips: Add abs2008 flavor of <ABS|NEG>.<S|D> Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic
2016-04-14 10:52   ` Leon Alrae [this message]
2016-04-14 10:52     ` Leon Alrae
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 8/9] target-mips: Add nan2008 flavor of <CEIL|CVT|FLOOR|ROUND|TRUNC>.<L|W>.<S|D> Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic
2016-04-12 12:58 ` [Qemu-arm] [PATCH v4 9/9] target-mips: Clean up order of helpers for CVT.<L|W>.<S|D> Aleksandar Markovic
2016-04-12 12:58   ` [Qemu-devel] " Aleksandar Markovic

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