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[174.21.142.130]) by smtp.gmail.com with ESMTPSA id a13-20020a17090acb8d00b001d953eb2412sm1132834pju.19.2022.04.26.09.34.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Apr 2022 09:34:27 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 46/47] target/arm: Use tcg_constant for do_brk{2,3} Date: Tue, 26 Apr 2022 09:30:42 -0700 Message-Id: <20220426163043.100432-47-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220426163043.100432-1-richard.henderson@linaro.org> References: <20220426163043.100432-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::1029; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1029.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-arm@nongnu.org Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: 0rkWOa5lPkx5 In these cases, 't' did double-duty as zero source and temporary destination. Split the two uses and narrow the scope of the temp. Signed-off-by: Richard Henderson --- target/arm/translate-sve.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index e812f910ce..82bf094447 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -3322,7 +3322,7 @@ static bool do_brk3(DisasContext *s, arg_rprr_s *a, TCGv_ptr n = tcg_temp_new_ptr(); TCGv_ptr m = tcg_temp_new_ptr(); TCGv_ptr g = tcg_temp_new_ptr(); - TCGv_i32 t = tcg_const_i32(FIELD_DP32(0, PREDDESC, OPRSZ, vsz)); + TCGv_i32 desc = tcg_constant_i32(FIELD_DP32(0, PREDDESC, OPRSZ, vsz)); tcg_gen_addi_ptr(d, cpu_env, pred_full_reg_offset(s, a->rd)); tcg_gen_addi_ptr(n, cpu_env, pred_full_reg_offset(s, a->rn)); @@ -3330,16 +3330,17 @@ static bool do_brk3(DisasContext *s, arg_rprr_s *a, tcg_gen_addi_ptr(g, cpu_env, pred_full_reg_offset(s, a->pg)); if (a->s) { - fn_s(t, d, n, m, g, t); + TCGv_i32 t = tcg_temp_new_i32(); + fn_s(t, d, n, m, g, desc); do_pred_flags(t); + tcg_temp_free_i32(t); } else { - fn(d, n, m, g, t); + fn(d, n, m, g, desc); } tcg_temp_free_ptr(d); tcg_temp_free_ptr(n); tcg_temp_free_ptr(m); tcg_temp_free_ptr(g); - tcg_temp_free_i32(t); return true; } @@ -3356,22 +3357,23 @@ static bool do_brk2(DisasContext *s, arg_rpr_s *a, TCGv_ptr d = tcg_temp_new_ptr(); TCGv_ptr n = tcg_temp_new_ptr(); TCGv_ptr g = tcg_temp_new_ptr(); - TCGv_i32 t = tcg_const_i32(FIELD_DP32(0, PREDDESC, OPRSZ, vsz)); + TCGv_i32 desc = tcg_constant_i32(FIELD_DP32(0, PREDDESC, OPRSZ, vsz)); tcg_gen_addi_ptr(d, cpu_env, pred_full_reg_offset(s, a->rd)); tcg_gen_addi_ptr(n, cpu_env, pred_full_reg_offset(s, a->rn)); tcg_gen_addi_ptr(g, cpu_env, pred_full_reg_offset(s, a->pg)); if (a->s) { - fn_s(t, d, n, g, t); + TCGv_i32 t = tcg_temp_new_i32(); + fn_s(t, d, n, g, desc); do_pred_flags(t); + tcg_temp_free_i32(t); } else { - fn(d, n, g, t); + fn(d, n, g, desc); } tcg_temp_free_ptr(d); tcg_temp_free_ptr(n); tcg_temp_free_ptr(g); - tcg_temp_free_i32(t); return true; } -- 2.34.1