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([187.217.227.247]) by smtp.gmail.com with ESMTPSA id 5614622812f47-3eb076b9168sm2776435b6e.14.2024.12.10.07.24.31 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Dec 2024 07:24:32 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 19/46] tcg/optimize: Use fold_masks_zs in fold_movcond Date: Tue, 10 Dec 2024 09:23:34 -0600 Message-ID: <20241210152401.1823648-20-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241210152401.1823648-1-richard.henderson@linaro.org> References: <20241210152401.1823648-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::236; envelope-from=richard.henderson@linaro.org; helo=mail-oi1-x236.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Signed-off-by: Richard Henderson Reviewed-by: Pierrick Bouvier --- tcg/optimize.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index 260e3ea072..6d2d55f053 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -1874,6 +1874,7 @@ static bool fold_mov(OptContext *ctx, TCGOp *op) static bool fold_movcond(OptContext *ctx, TCGOp *op) { + uint64_t z_mask, s_mask; int i; /* If true and false values are the same, eliminate the cmp. */ @@ -1895,10 +1896,10 @@ static bool fold_movcond(OptContext *ctx, TCGOp *op) return tcg_opt_gen_mov(ctx, op, op->args[0], op->args[4 - i]); } - ctx->z_mask = arg_info(op->args[3])->z_mask - | arg_info(op->args[4])->z_mask; - ctx->s_mask = arg_info(op->args[3])->s_mask - & arg_info(op->args[4])->s_mask; + z_mask = arg_info(op->args[3])->z_mask + | arg_info(op->args[4])->z_mask; + s_mask = arg_info(op->args[3])->s_mask + & arg_info(op->args[4])->s_mask; if (arg_is_const(op->args[3]) && arg_is_const(op->args[4])) { uint64_t tv = arg_info(op->args[3])->val; @@ -1941,7 +1942,7 @@ static bool fold_movcond(OptContext *ctx, TCGOp *op) } } } - return false; + return fold_masks_zs(ctx, op, z_mask, s_mask); } static bool fold_mul(OptContext *ctx, TCGOp *op)