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Mon, 13 Mar 2023 15:38:53 +0000 (GMT) From: Ilya Leoshkevich To: Richard Henderson , David Hildenbrand Cc: Thomas Huth , qemu-s390x@nongnu.org, qemu-devel@nongnu.org, Ilya Leoshkevich , Nina Schoetterl-Glausch Subject: [PATCH v2 03/12] target/s390x: Handle LGRL from non-aligned addresses Date: Mon, 13 Mar 2023 16:38:35 +0100 Message-Id: <20230313153844.9231-4-iii@linux.ibm.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230313153844.9231-1-iii@linux.ibm.com> References: <20230313153844.9231-1-iii@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 6cMIYjbjIVXcllkXoxkJb-vY7gdVevtp X-Proofpoint-GUID: ABIF0rm9xrM8z6kI9xr0oLffwgmJOYnb X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-13_07,2023-03-13_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 adultscore=0 mlxscore=0 malwarescore=0 lowpriorityscore=0 suspectscore=0 phishscore=0 clxscore=1015 mlxlogscore=957 impostorscore=0 bulkscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2303130121 Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Use MO_ALIGN and let do_unaligned_access() generate a specification exception. Reported-by: Nina Schoetterl-Glausch Suggested-by: Nina Schoetterl-Glausch Reviewed-by: Richard Henderson Signed-off-by: Ilya Leoshkevich --- target/s390x/tcg/insn-data.h.inc | 6 +++--- target/s390x/tcg/translate.c | 3 ++- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/target/s390x/tcg/insn-data.h.inc b/target/s390x/tcg/insn-data.h.inc index 6fe8ca51437..d439d803509 100644 --- a/target/s390x/tcg/insn-data.h.inc +++ b/target/s390x/tcg/insn-data.h.inc @@ -414,7 +414,7 @@ C(0xe358, LY, RXY_a, LD, 0, a2, new, r1_32, ld32s, 0) C(0xb904, LGR, RRE, Z, 0, r2_o, 0, r1, mov2, 0) C(0xb914, LGFR, RRE, Z, 0, r2_32s, 0, r1, mov2, 0) - C(0xe304, LG, RXY_a, Z, 0, a2, r1, 0, ld64, 0) + D(0xe304, LG, RXY_a, Z, 0, a2, r1, 0, ld64, 0, 0) C(0xe314, LGF, RXY_a, Z, 0, a2, r1, 0, ld32s, 0) F(0x2800, LDR, RR_a, Z, 0, f2, 0, f1, mov2, 0, IF_AFP1 | IF_AFP2) F(0x6800, LD, RX_a, Z, 0, m2_64, 0, f1, mov2, 0, IF_AFP1) @@ -427,7 +427,7 @@ C(0xc001, LGFI, RIL_a, EI, 0, i2, 0, r1, mov2, 0) /* LOAD RELATIVE LONG */ C(0xc40d, LRL, RIL_b, GIE, 0, ri2, new, r1_32, ld32s, 0) - C(0xc408, LGRL, RIL_b, GIE, 0, ri2, r1, 0, ld64, 0) + D(0xc408, LGRL, RIL_b, GIE, 0, ri2, r1, 0, ld64, 0, MO_ALIGN) C(0xc40c, LGFRL, RIL_b, GIE, 0, ri2, r1, 0, ld32s, 0) /* LOAD ADDRESS */ C(0x4100, LA, RX_a, Z, 0, a2, 0, r1, mov2, 0) @@ -457,7 +457,7 @@ C(0xb902, LTGR, RRE, Z, 0, r2_o, 0, r1, mov2, s64) C(0xb912, LTGFR, RRE, Z, 0, r2_32s, 0, r1, mov2, s64) C(0xe312, LT, RXY_a, EI, 0, a2, new, r1_32, ld32s, s64) - C(0xe302, LTG, RXY_a, EI, 0, a2, r1, 0, ld64, s64) + D(0xe302, LTG, RXY_a, EI, 0, a2, r1, 0, ld64, s64, 0) C(0xe332, LTGF, RXY_a, GIE, 0, a2, r1, 0, ld32s, s64) F(0xb302, LTEBR, RRE, Z, 0, e2, 0, cond_e1e2, mov2, f32, IF_BFP) F(0xb312, LTDBR, RRE, Z, 0, f2, 0, f1, mov2, f64, IF_BFP) diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c index d324c0b6f2a..924efdad7a4 100644 --- a/target/s390x/tcg/translate.c +++ b/target/s390x/tcg/translate.c @@ -2851,7 +2851,8 @@ static DisasJumpType op_ld32u(DisasContext *s, DisasOps *o) static DisasJumpType op_ld64(DisasContext *s, DisasOps *o) { - tcg_gen_qemu_ld64(o->out, o->in2, get_mem_index(s)); + tcg_gen_qemu_ld_i64(o->out, o->in2, get_mem_index(s), + MO_TEUQ | s->insn->data); return DISAS_NEXT; } -- 2.39.2