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[37.158.79.165]) by smtp.gmail.com with ESMTPSA id q84sm14044877wme.3.2021.11.19.08.05.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Nov 2021 08:05:10 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 02/35] softfloat: Add flag specific to Inf - Inf Date: Fri, 19 Nov 2021 17:04:29 +0100 Message-Id: <20211119160502.17432-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211119160502.17432-1-richard.henderson@linaro.org> References: <20211119160502.17432-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::335 (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::335; envelope-from=richard.henderson@linaro.org; helo=mail-wm1-x335.google.com 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, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: , Cc: qemu-ppc@nongnu.org, danielhb413@gmail.com, alex.bennee@linaro.org, clg@kaod.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" PowerPC has this flag, and it's easier to compute it here than after the fact. Signed-off-by: Richard Henderson --- include/fpu/softfloat-types.h | 1 + fpu/softfloat-parts.c.inc | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/include/fpu/softfloat-types.h b/include/fpu/softfloat-types.h index 65a43aff59..eaa12e1e00 100644 --- a/include/fpu/softfloat-types.h +++ b/include/fpu/softfloat-types.h @@ -152,6 +152,7 @@ enum { float_flag_inexact = 0x0010, float_flag_input_denormal = 0x0020, float_flag_output_denormal = 0x0040, + float_flag_invalid_isi = 0x0080, /* inf - inf */ }; /* diff --git a/fpu/softfloat-parts.c.inc b/fpu/softfloat-parts.c.inc index 41d4b17e41..eb2b475ca4 100644 --- a/fpu/softfloat-parts.c.inc +++ b/fpu/softfloat-parts.c.inc @@ -354,7 +354,7 @@ static FloatPartsN *partsN(addsub)(FloatPartsN *a, FloatPartsN *b, return a; } /* Inf - Inf */ - float_raise(float_flag_invalid, s); + float_raise(float_flag_invalid | float_flag_invalid_isi, s); parts_default_nan(a, s); return a; } @@ -494,6 +494,7 @@ static FloatPartsN *partsN(muladd)(FloatPartsN *a, FloatPartsN *b, if (ab_mask & float_cmask_inf) { if (c->cls == float_class_inf && a->sign != c->sign) { + float_raise(float_flag_invalid | float_flag_invalid_isi, s); goto d_nan; } goto return_inf; -- 2.25.1