From: Richard Henderson <richard.henderson@linaro.org>
To: David Hildenbrand <david@redhat.com>, qemu-devel@nongnu.org
Cc: qemu-s390x@nongnu.org, Cornelia Huck <cohuck@redhat.com>,
Thomas Huth <thuth@redhat.com>,
Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PATCH v1 6/7] s390x/tcg: Implement LOAD LENGTHENED short HFP to long HFP
Date: Mon, 25 Feb 2019 07:59:40 -0800 [thread overview]
Message-ID: <062d1997-7af7-d504-65bd-da191a091038@linaro.org> (raw)
In-Reply-To: <20190225115552.7534-7-david@redhat.com>
On 2/25/19 3:55 AM, David Hildenbrand wrote:
> Nice trick to load a 32 bit value into vector element 0 (32 bit element
> size) from memory, zeroing out element1. The short HFP to long HFP
> conversion really only is a shift.
>
> Signed-off-by: David Hildenbrand <david@redhat.com>
> ---
> target/s390x/insn-data.def | 2 ++
> target/s390x/translate.c | 6 ++++++
> 2 files changed, 8 insertions(+)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2019-02-25 15:59 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-25 11:55 [Qemu-devel] [PATCH v1 0/7] s390x/tcg: Cleanups and refactorings for Vector David Hildenbrand
2019-02-25 11:55 ` [Qemu-devel] [PATCH v1 1/7] s390x/tcg: RXE has an optional M3 field David Hildenbrand
2019-02-25 12:18 ` Thomas Huth
2019-02-25 15:46 ` Richard Henderson
2019-02-25 11:55 ` [Qemu-devel] [PATCH v1 2/7] s390x/tcg: Simplify disassembler operands initialization David Hildenbrand
2019-02-25 12:20 ` Thomas Huth
2019-02-25 12:21 ` Cornelia Huck
2019-02-25 13:32 ` David Hildenbrand
2019-02-25 15:47 ` Richard Henderson
2019-02-25 11:55 ` [Qemu-devel] [PATCH v1 3/7] s390x/tcg: Clarify terminology in vec_reg_offset() David Hildenbrand
2019-02-25 12:30 ` Thomas Huth
2019-02-25 13:33 ` David Hildenbrand
2019-02-25 15:47 ` Richard Henderson
2019-02-25 11:55 ` [Qemu-devel] [PATCH v1 4/7] s390x/tcg: Factor out vec_full_reg_offset() David Hildenbrand
2019-02-25 12:32 ` Thomas Huth
2019-02-25 11:55 ` [Qemu-devel] [PATCH v1 5/7] s390x/tcg: Factor out gen_addi_and_wrap_i64() from get_address() David Hildenbrand
2019-02-25 15:53 ` Richard Henderson
2019-02-25 16:08 ` David Hildenbrand
2019-02-25 11:55 ` [Qemu-devel] [PATCH v1 6/7] s390x/tcg: Implement LOAD LENGTHENED short HFP to long HFP David Hildenbrand
2019-02-25 15:59 ` Richard Henderson [this message]
2019-02-25 11:55 ` [Qemu-devel] [PATCH v1 7/7] s390x/tcg: Implement LOAD COUNT TO BLOCK BOUNDARY David Hildenbrand
2019-02-25 16:14 ` Richard Henderson
2019-02-25 16:17 ` David Hildenbrand
2019-02-25 16:40 ` Richard Henderson
2019-02-25 19:55 ` David Hildenbrand
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