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a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632125162; bh=j4EjGiVRLTHDBonKZ1vRz9k/sx0JNUED3iBUWqcCYYw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HsamA/uq9EM7iYp9VVl4DJlDci8cenzgP3ePzGVSGENKfC5Z8GepcKsekvlrgcPur b+HAw8/Q/7Vxt3QqC8e4K3VGuEtpjuMqV7xdJx1ZOKEIBLLlAYYZsyvTVC9/NCOn1a G9KSZmyAX4oh5YbltM2iXZhgP359iuBCZkl64DB0= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH 20/30] tcg/loongarch: Implement setcond ops Date: Mon, 20 Sep 2021 16:04:41 +0800 Message-Id: <20210920080451.408655-21-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210920080451.408655-1-git@xen0n.name> References: <20210920080451.408655-1-git@xen0n.name> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 115.28.160.31 (failed) Received-SPF: pass client-ip=115.28.160.31; envelope-from=git@xen0n.name; helo=mailbox.box.xen0n.name X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Mon, 20 Sep 2021 09:57:24 -0400 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: WANG Xuerui Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: WANG Xuerui --- tcg/loongarch/tcg-target.c.inc | 53 ++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) diff --git a/tcg/loongarch/tcg-target.c.inc b/tcg/loongarch/tcg-target.c.inc index a533a5619d..fb0143474a 100644 --- a/tcg/loongarch/tcg-target.c.inc +++ b/tcg/loongarch/tcg-target.c.inc @@ -373,6 +373,52 @@ static void tcg_out_clzctz(TCGContext *s, LoongArchInsn opc, tcg_out_opc_or(s, a0, TCG_REG_TMP0, a0); } +static void tcg_out_setcond(TCGContext *s, TCGCond cond, TCGReg ret, + TCGReg arg1, TCGReg arg2) +{ + switch (cond) { + case TCG_COND_EQ: + tcg_out_opc_sub_d(s, ret, arg1, arg2); + tcg_out_opc_sltui(s, ret, ret, 1); + break; + case TCG_COND_NE: + tcg_out_opc_sub_d(s, ret, arg1, arg2); + tcg_out_opc_sltu(s, ret, TCG_REG_ZERO, ret); + break; + case TCG_COND_LT: + tcg_out_opc_slt(s, ret, arg1, arg2); + break; + case TCG_COND_GE: + tcg_out_opc_slt(s, ret, arg1, arg2); + tcg_out_opc_xori(s, ret, ret, 1); + break; + case TCG_COND_LE: + tcg_out_opc_slt(s, ret, arg2, arg1); + tcg_out_opc_xori(s, ret, ret, 1); + break; + case TCG_COND_GT: + tcg_out_opc_slt(s, ret, arg2, arg1); + break; + case TCG_COND_LTU: + tcg_out_opc_sltu(s, ret, arg1, arg2); + break; + case TCG_COND_GEU: + tcg_out_opc_sltu(s, ret, arg1, arg2); + tcg_out_opc_xori(s, ret, ret, 1); + break; + case TCG_COND_LEU: + tcg_out_opc_sltu(s, ret, arg2, arg1); + tcg_out_opc_xori(s, ret, ret, 1); + break; + case TCG_COND_GTU: + tcg_out_opc_sltu(s, ret, arg2, arg1); + break; + default: + g_assert_not_reached(); + break; + } +} + /* * Branch helpers */ @@ -726,6 +772,11 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_opc_mod_du(s, a0, a1, a2); break; + case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: + tcg_out_setcond(s, args[3], a0, a1, a2); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -830,6 +881,8 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) case INDEX_op_rem_i64: case INDEX_op_remu_i32: case INDEX_op_remu_i64: + case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: return C_O1_I2(r, rZ, rZ); default: -- 2.33.0