| Message ID | ac3b0417-f5b7-4297-9cfa-46e1b951c324@suse.com |
|---|---|
| State | New |
| Headers |
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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4954a2e850dsm29374185e9.9.2026.07.17.00.33.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 17 Jul 2026 00:33:54 -0700 (PDT) Message-ID: <ac3b0417-f5b7-4297-9cfa-46e1b951c324@suse.com> Date: Fri, 17 Jul 2026 09:33:54 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH 1/3] x86: slightly simplify VPBROADCASTQ -> VUNPCKLQDQ optimization again From: Jan Beulich <jbeulich@suse.com> To: Binutils <binutils@sourceware.org> Cc: "H.J. Lu" <hjl.tools@gmail.com> References: <07f8d19b-4e7a-4cfa-873c-a65c5f298bd5@suse.com> Content-Language: en-US Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: <07f8d19b-4e7a-4cfa-873c-a65c5f298bd5@suse.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3015.8 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_NONE, TXREP shortcircuit=no autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on sourceware.org X-BeenThere: binutils@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Binutils mailing list <binutils.sourceware.org> List-Unsubscribe: <https://sourceware.org/mailman/options/binutils>, <mailto:binutils-request@sourceware.org?subject=unsubscribe> List-Archive: <https://sourceware.org/pipermail/binutils/> List-Post: <mailto:binutils@sourceware.org> List-Help: <mailto:binutils-request@sourceware.org?subject=help> List-Subscribe: <https://sourceware.org/mailman/listinfo/binutils>, <mailto:binutils-request@sourceware.org?subject=subscribe> Errors-To: binutils-bounces~patchwork=sourceware.org@sourceware.org |
| Series |
x86: tweaks to optimize_encoding()
|
|
Checks
| Context | Check | Description |
|---|---|---|
| linaro-tcwg-bot/tcwg_binutils_build--master-arm | success | Build passed |
| linaro-tcwg-bot/tcwg_binutils_build--master-aarch64 | success | Build passed |
| linaro-tcwg-bot/tcwg_binutils_check--master-aarch64 | success | Test passed |
| linaro-tcwg-bot/tcwg_binutils_check--master-arm | success | Test passed |
Commit Message
Jan Beulich
July 17, 2026, 7:33 a.m. UTC
To fix eb4031cb20aa, c117ca0fc276 ("x86: Check XMM destination when
optimizing 128-bit VPBROADCASTQ") should merely have changed which operand
is checked for being Xmmword. Drop the excess check.
--- a/gas/config/tc-i386.c +++ b/gas/config/tc-i386.c @@ -5825,7 +5825,6 @@ optimize_encoding (void) && i.operands == i.reg_operands && i.tm.opcode_modifier.vex && !(i.op[0].regs->reg_flags & RegRex) - && i.op[0].regs->reg_type.bitfield.xmmword && i.op[1].regs->reg_type.bitfield.xmmword && pp.encoding != encoding_vex3) {