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([2602:47:d483:7301:cf24:6daf:2b9e:7972]) by smtp.gmail.com with ESMTPSA id b13-20020a170902d50d00b001b87bedcc6fsm2372019plg.93.2023.08.18.18.02.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Aug 2023 18:02:27 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: berrange@redhat.com, ardb@kernel.org Subject: [PATCH v2 08/18] target/ppc: Use clmul_16* routines Date: Fri, 18 Aug 2023 18:02:08 -0700 Message-Id: <20230819010218.192706-9-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230819010218.192706-1-richard.henderson@linaro.org> References: <20230819010218.192706-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::634; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x634.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Use generic routines for 16-bit carry-less multiply. Signed-off-by: Richard Henderson --- target/ppc/int_helper.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index 343874863a..10e19d8c9b 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -1438,6 +1438,14 @@ void helper_vpmsumb(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) } } +void helper_vpmsumh(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + for (int i = 0; i < 2; ++i) { + uint64_t aa = a->u64[i], bb = b->u64[i]; + r->u64[i] = clmul_16x2_even(aa, bb) ^ clmul_16x2_odd(aa, bb); + } +} + #define PMSUM(name, srcfld, trgfld, trgtyp) \ void helper_##name(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ { \ @@ -1458,7 +1466,6 @@ void helper_##name(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ } \ } -PMSUM(vpmsumh, u16, u32, uint32_t) PMSUM(vpmsumw, u32, u64, uint64_t) void helper_VPMSUMD(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)