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Wed, 27 Oct 2021 19:41:48 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 24/56] tcg/optimize: Split out fold_setcond Date: Wed, 27 Oct 2021 19:40:59 -0700 Message-Id: <20211028024131.1492790-25-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211028024131.1492790-1-richard.henderson@linaro.org> References: <20211028024131.1492790-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::1030; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1030.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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Luis Pires , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Reviewed-by: Luis Pires Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- tcg/optimize.c | 23 ++++++++++++++--------- 1 file changed, 14 insertions(+), 9 deletions(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index 24ba6d2830..f79cb44944 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -948,6 +948,17 @@ static bool fold_remainder(OptContext *ctx, TCGOp *op) return fold_const2(ctx, op); } +static bool fold_setcond(OptContext *ctx, TCGOp *op) +{ + TCGCond cond = op->args[3]; + int i = do_constant_folding_cond(op->opc, op->args[1], op->args[2], cond); + + if (i >= 0) { + return tcg_opt_gen_movi(ctx, op, op->args[0], i); + } + return false; +} + static bool fold_setcond2(OptContext *ctx, TCGOp *op) { TCGCond cond = op->args[5]; @@ -1648,15 +1659,6 @@ void tcg_optimize(TCGContext *s) } break; - CASE_OP_32_64(setcond): - i = do_constant_folding_cond(opc, op->args[1], - op->args[2], op->args[3]); - if (i >= 0) { - tcg_opt_gen_movi(&ctx, op, op->args[0], i); - continue; - } - break; - CASE_OP_32_64(movcond): i = do_constant_folding_cond(opc, op->args[1], op->args[2], op->args[5]); @@ -1817,6 +1819,9 @@ void tcg_optimize(TCGContext *s) CASE_OP_32_64(shr): done = fold_shift(&ctx, op); break; + CASE_OP_32_64(setcond): + done = fold_setcond(&ctx, op); + break; case INDEX_op_setcond2_i32: done = fold_setcond2(&ctx, op); break; -- 2.25.1