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Fri, 31 May 2019 10:47:15 +0000 (UTC) To: qemu-devel@nongnu.org References: <20190531104432.29379-1-david@redhat.com> From: David Hildenbrand Openpgp: preference=signencrypt Autocrypt: addr=david@redhat.com; prefer-encrypt=mutual; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzSREYXZpZCBIaWxk ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwX4EEwECACgFAljj9eoCGwMFCQlmAYAGCwkI BwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEE3eEPcA/4Na5IIP/3T/FIQMxIfNzZshIq687qgG 8UbspuE/YSUDdv7r5szYTK6KPTlqN8NAcSfheywbuYD9A4ZeSBWD3/NAVUdrCaRP2IvFyELj xoMvfJccbq45BxzgEspg/bVahNbyuBpLBVjVWwRtFCUEXkyazksSv8pdTMAs9IucChvFmmq3 jJ2vlaz9lYt/lxN246fIVceckPMiUveimngvXZw21VOAhfQ+/sofXF8JCFv2mFcBDoa7eYob s0FLpmqFaeNRHAlzMWgSsP80qx5nWWEvRLdKWi533N2vC/EyunN3HcBwVrXH4hxRBMco3jvM m8VKLKao9wKj82qSivUnkPIwsAGNPdFoPbgghCQiBjBe6A75Z2xHFrzo7t1jg7nQfIyNC7ez MZBJ59sqA9EDMEJPlLNIeJmqslXPjmMFnE7Mby/+335WJYDulsRybN+W5rLT5aMvhC6x6POK z55fMNKrMASCzBJum2Fwjf/VnuGRYkhKCqqZ8gJ3OvmR50tInDV2jZ1DQgc3i550T5JDpToh dPBxZocIhzg+MBSRDXcJmHOx/7nQm3iQ6iLuwmXsRC6f5FbFefk9EjuTKcLMvBsEx+2DEx0E UnmJ4hVg7u1PQ+2Oy+Lh/opK/BDiqlQ8Pz2jiXv5xkECvr/3Sv59hlOCZMOaiLTTjtOIU7Tq 7ut6OL64oAq+zsFNBFXLn5EBEADn1959INH2cwYJv0tsxf5MUCghCj/CA/lc/LMthqQ773ga uB9mN+F1rE9cyyXb6jyOGn+GUjMbnq1o121Vm0+neKHUCBtHyseBfDXHA6m4B3mUTWo13nid 0e4AM71r0DS8+KYh6zvweLX/LL5kQS9GQeT+QNroXcC1NzWbitts6TZ+IrPOwT1hfB4WNC+X 2n4AzDqp3+ILiVST2DT4VBc11Gz6jijpC/KI5Al8ZDhRwG47LUiuQmt3yqrmN63V9wzaPhC+ xbwIsNZlLUvuRnmBPkTJwwrFRZvwu5GPHNndBjVpAfaSTOfppyKBTccu2AXJXWAE1Xjh6GOC 8mlFjZwLxWFqdPHR1n2aPVgoiTLk34LR/bXO+e0GpzFXT7enwyvFFFyAS0Nk1q/7EChPcbRb hJqEBpRNZemxmg55zC3GLvgLKd5A09MOM2BrMea+l0FUR+PuTenh2YmnmLRTro6eZ/qYwWkC u8FFIw4pT0OUDMyLgi+GI1aMpVogTZJ70FgV0pUAlpmrzk/bLbRkF3TwgucpyPtcpmQtTkWS gDS50QG9DR/1As3LLLcNkwJBZzBG6PWbvcOyrwMQUF1nl4SSPV0LLH63+BrrHasfJzxKXzqg rW28CTAE2x8qi7e/6M/+XXhrsMYG+uaViM7n2je3qKe7ofum3s4vq7oFCPsOgwARAQABwsFl BBgBAgAPBQJVy5+RAhsMBQkJZgGAAAoJEE3eEPcA/4NagOsP/jPoIBb/iXVbM+fmSHOjEshl KMwEl/m5iLj3iHnHPVLBUWrXPdS7iQijJA/VLxjnFknhaS60hkUNWexDMxVVP/6lbOrs4bDZ NEWDMktAeqJaFtxackPszlcpRVkAs6Msn9tu8hlvB517pyUgvuD7ZS9gGOMmYwFQDyytpepo YApVV00P0u3AaE0Cj/o71STqGJKZxcVhPaZ+LR+UCBZOyKfEyq+ZN311VpOJZ1IvTExf+S/5 lqnciDtbO3I4Wq0ArLX1gs1q1XlXLaVaA3yVqeC8E7kOchDNinD3hJS4OX0e1gdsx/e6COvy qNg5aL5n0Kl4fcVqM0LdIhsubVs4eiNCa5XMSYpXmVi3HAuFyg9dN+x8thSwI836FoMASwOl C7tHsTjnSGufB+D7F7ZBT61BffNBBIm1KdMxcxqLUVXpBQHHlGkbwI+3Ye+nE6HmZH7IwLwV W+Ajl7oYF+jeKaH4DZFtgLYGLtZ1LDwKPjX7VAsa4Yx7S5+EBAaZGxK510MjIx6SGrZWBrrV TEvdV00F2MnQoeXKzD7O4WFbL55hhyGgfWTHwZ457iN9SgYi1JLPqWkZB0JRXIEtjd4JEQcx +8Umfre0Xt4713VxMygW0PnQt5aSQdMD58jHFxTk092mU+yIHj5LeYgvwSgZN4airXk5yRXl SE+xAvmumFBY Organization: Red Hat GmbH Message-ID: <53d0b27c-6a9b-c410-033f-db5796f02046@redhat.com> Date: Fri, 31 May 2019 12:47:14 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190531104432.29379-1-david@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Fri, 31 May 2019 10:47:16 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: Re: [Qemu-devel] [PATCH v1 00/23] s390x/tcg: Vector Instruction Support Part 4 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Christian Borntraeger , Thomas Huth , Cornelia Huck , Denys Vlasenko , Richard Henderson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 31.05.19 12:44, David Hildenbrand wrote: > This is the final part of vector instruction support for s390x. It is based > on part 2, which is will send a pull-request for to Conny soon. > > Part 1: Vector Support Instructions > Part 2: Vector Integer Instructions > Part 3: Vector String Instructions > Part 4: Vector Floating-Point Instructions > > The current state can be found at (kept updated): > https://github.com/davidhildenbrand/qemu/tree/vx > > It is based on: > - [PATCH v2 0/5] s390x/tcg: Vector Instruction Support Part 3 > - [PATCH v1 0/2] s390x: Fix vector register alignment > > With the current state I can boot Linux kernel + user space compiled with > SIMD support. This allows to boot distributions compiled exclusively for > z13, requiring SIMD support. Also, it is now possible to build a complete > kernel using rpmbuild as quite some issues have been sorted out. > > While the current state works fine for me with RHEL 8, I am experiencing > some issues with newer userspace versions (I suspect glibc). I'll have > to look into the details first - could be a BUG in !vector > instruction or a BUG in a vector instruction that was until now unused. > > In this part, all Vector Floating-Point Instructions introduced with the > "Vector Facility" are added. Also, the "qemu" model is changed to a > z13 machine. > > David Hildenbrand (23): > s390x: Use uint64_t for vector registers > s390x/tcg: Introduce tcg_s390_vector_exception() > s390x/tcg: Export float_comp_to_cc() and float(32|64|128)_dcmask() > s390x/tcg: Implement VECTOR FP ADD > s390x/tcg: Implement VECTOR FP COMPARE (AND SIGNAL) SCALAR > s390x/tcg: Implement VECTOR FP COMPARE (EQUAL|HIGH|HIGH OR EQUAL) > s390x/tcg: Implement VECTOR FP CONVERT FROM FIXED 64-BIT > s390x/tcg: Implement VECTOR FP CONVERT FROM LOGICAL 64-BIT > s390x/tcg: Implement VECTOR FP CONVERT TO FIXED 64-BIT > s390x/tcg: Implement VECTOR FP CONVERT TO LOGICAL 64-BIT > s390x/tcg: Implement VECTOR FP DIVIDE > s390x/tcg: Implement VECTOR LOAD FP INTEGER > s390x/tcg: Implement VECTOR LOAD LENGTHENED > s390x/tcg: Implement VECTOR LOAD ROUNDED > s390x/tcg: Implement VECTOR FP MULTIPLY > s390x/tcg: Implement VECTOR FP MULTIPLY AND (ADD|SUBTRACT) > s390x/tcg: Implement VECTOR FP PERFORM SIGN OPERATION > s390x/tcg: Implement VECTOR FP SQUARE ROOT > s390x/tcg: Implement VECTOR FP SUBTRACT > s390x/tcg: Implement VECTOR FP TEST DATA CLASS IMMEDIATE > s390x/tcg: Allow linux-user to use vector instructions > s390x/tcg: We support the Vector Facility > s390x: Bump the "qemu" CPU model up to a stripped-down z13 > > hw/s390x/s390-virtio-ccw.c | 2 + > linux-user/s390x/signal.c | 4 +- > target/s390x/Makefile.objs | 1 + > target/s390x/arch_dump.c | 8 +- > target/s390x/cpu.c | 3 + > target/s390x/cpu.h | 5 +- > target/s390x/cpu_models.c | 4 +- > target/s390x/excp_helper.c | 21 +- > target/s390x/fpu_helper.c | 4 +- > target/s390x/gdbstub.c | 16 +- > target/s390x/gen-features.c | 10 +- > target/s390x/helper.c | 10 +- > target/s390x/helper.h | 46 +++ > target/s390x/insn-data.def | 45 +++ > target/s390x/internal.h | 4 + > target/s390x/kvm.c | 16 +- > target/s390x/machine.c | 128 +++---- > target/s390x/tcg_s390x.h | 2 + > target/s390x/translate.c | 2 +- > target/s390x/translate_vx.inc.c | 274 ++++++++++++++ > target/s390x/vec_fpu_helper.c | 644 ++++++++++++++++++++++++++++++++ > 21 files changed, 1145 insertions(+), 104 deletions(-) > create mode 100644 target/s390x/vec_fpu_helper.c > Nasty git "-identity" + manual "-cc" collision. CC'ing some more people. -- Thanks, David / dhildenb