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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::536; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x536.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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1629318568800100001 Content-Type: text/plain; charset="utf-8" These addresses are often loaded by the qemu_ld/st slow path, for loading the retaddr value. Signed-off-by: Richard Henderson --- tcg/mips/tcg-target.c.inc | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/tcg/mips/tcg-target.c.inc b/tcg/mips/tcg-target.c.inc index f641d86561..27a23662c8 100644 --- a/tcg/mips/tcg-target.c.inc +++ b/tcg/mips/tcg-target.c.inc @@ -582,6 +582,8 @@ static void tcg_out_movi_pool(TCGContext *s, TCGReg ret, static void tcg_out_movi_int(TCGContext *s, TCGType type, TCGReg ret, tcg_target_long arg, TCGReg tbreg) { + tcg_target_long tmp; + if (TCG_TARGET_REG_BITS =3D=3D 64 && type =3D=3D TCG_TYPE_I32) { arg =3D (int32_t)arg; } @@ -592,6 +594,17 @@ static void tcg_out_movi_int(TCGContext *s, TCGType ty= pe, TCGReg ret, } assert(TCG_TARGET_REG_BITS =3D=3D 64); =20 + /* Load addresses within 2GB of TB with 1 or 3 insns. */ + tmp =3D tcg_tbrel_diff(s, (void *)arg); + if (tmp =3D=3D (int16_t)tmp) { + tcg_out_opc_imm(s, OPC_DADDIU, ret, tbreg, tmp); + return; + } + if (tcg_out_movi_two(s, ret, tmp)) { + tcg_out_opc_reg(s, OPC_DADDU, ret, ret, tbreg); + return; + } + /* Otherwise, put 64-bit constants into the constant pool. */ tcg_out_movi_pool(s, ret, arg, tbreg); } --=20 2.25.1