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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::52b; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52b.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=unavailable 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1666339415326100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson Acked-by: Ilya Leoshkevich Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/s390x/helper.h | 2 +- target/s390x/tcg/mem_helper.c | 11 ++++------- target/s390x/tcg/translate.c | 8 ++++++-- 3 files changed, 11 insertions(+), 10 deletions(-) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 29986557ed..ba9ed11896 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -16,7 +16,7 @@ DEF_HELPER_FLAGS_3(divs64, TCG_CALL_NO_WG, i128, env, s64= , s64) DEF_HELPER_FLAGS_4(divu64, TCG_CALL_NO_WG, i128, env, i64, i64, i64) DEF_HELPER_3(srst, void, env, i32, i32) DEF_HELPER_3(srstu, void, env, i32, i32) -DEF_HELPER_4(clst, i64, env, i64, i64, i64) +DEF_HELPER_4(clst, i128, env, i64, i64, i64) DEF_HELPER_FLAGS_4(mvn, TCG_CALL_NO_WG, void, env, i32, i64, i64) DEF_HELPER_FLAGS_4(mvo, TCG_CALL_NO_WG, void, env, i32, i64, i64) DEF_HELPER_FLAGS_4(mvpg, TCG_CALL_NO_WG, i32, env, i64, i32, i32) diff --git a/target/s390x/tcg/mem_helper.c b/target/s390x/tcg/mem_helper.c index 3758b9e688..5a299ca9a2 100644 --- a/target/s390x/tcg/mem_helper.c +++ b/target/s390x/tcg/mem_helper.c @@ -886,7 +886,7 @@ void HELPER(srstu)(CPUS390XState *env, uint32_t r1, uin= t32_t r2) } =20 /* unsigned string compare (c is string terminator) */ -uint64_t HELPER(clst)(CPUS390XState *env, uint64_t c, uint64_t s1, uint64_= t s2) +Int128 HELPER(clst)(CPUS390XState *env, uint64_t c, uint64_t s1, uint64_t = s2) { uintptr_t ra =3D GETPC(); uint32_t len; @@ -904,23 +904,20 @@ uint64_t HELPER(clst)(CPUS390XState *env, uint64_t c,= uint64_t s1, uint64_t s2) if (v1 =3D=3D c) { /* Equal. CC=3D0, and don't advance the registers. */ env->cc_op =3D 0; - env->retxl =3D s2; - return s1; + return int128_make128(s2, s1); } } else { /* Unequal. CC=3D{1,2}, and advance the registers. Note that the terminator need not be zero, but the string that contai= ns the terminator is by definition "low". */ env->cc_op =3D (v1 =3D=3D c ? 1 : v2 =3D=3D c ? 2 : v1 < v2 ? = 1 : 2); - env->retxl =3D s2 + len; - return s1 + len; + return int128_make128(s2 + len, s1 + len); } } =20 /* CPU-determined bytes equal; advance the registers. */ env->cc_op =3D 3; - env->retxl =3D s2 + len; - return s1 + len; + return int128_make128(s2 + len, s1 + len); } =20 /* move page */ diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c index a3f5a55891..63ce131cbf 100644 --- a/target/s390x/tcg/translate.c +++ b/target/s390x/tcg/translate.c @@ -2164,9 +2164,13 @@ static DisasJumpType op_clm(DisasContext *s, DisasOp= s *o) =20 static DisasJumpType op_clst(DisasContext *s, DisasOps *o) { - gen_helper_clst(o->in1, cpu_env, regs[0], o->in1, o->in2); + TCGv_i128 pair =3D tcg_temp_new_i128(); + + gen_helper_clst(pair, cpu_env, regs[0], o->in1, o->in2); + tcg_gen_extr_i128_i64(o->in2, o->in1, pair); + tcg_temp_free_i128(pair); + set_cc_static(s); - return_low128(o->in2); return DISAS_NEXT; } =20 --=20 2.34.1