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Sun, 26 Apr 2026 06:45:58 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, qemu-s390x@nongnu.org Subject: [PATCH 62/84] fpu: Return struct from parts{64,128}_return_nan Date: Sun, 26 Apr 2026 23:39:39 +1000 Message-ID: <20260426134002.865628-63-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260426134002.865628-1-richard.henderson@linaro.org> References: <20260426134002.865628-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists1p.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62d.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: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1777211301185158500 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson --- fpu/softfloat.c | 14 +++++++------- fpu/softfloat-parts.c.inc | 15 ++++++++------- 2 files changed, 15 insertions(+), 14 deletions(-) diff --git a/fpu/softfloat.c b/fpu/softfloat.c index 9c1e6fdce4..7d67e25c17 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -2378,7 +2378,7 @@ static void parts_float_to_e5m2(FloatParts64 *a, floa= t_status *s, bool saturate) switch (a->cls) { case float_class_snan: case float_class_qnan: - parts64_return_nan(a, s); + *a =3D parts64_return_nan(a, s); break; =20 case float_class_inf: @@ -2405,7 +2405,7 @@ static void parts_float_to_e5m2(FloatParts64 *a, floa= t_status *s, bool saturate) static void parts64_float_to_float(FloatParts64 *a, float_status *s) { if (is_nan(a->cls)) { - parts64_return_nan(a, s); + *a =3D parts64_return_nan(a, s); } if (a->cls =3D=3D float_class_denormal) { float_raise(float_flag_input_denormal_used, s); @@ -2415,7 +2415,7 @@ static void parts64_float_to_float(FloatParts64 *a, f= loat_status *s) static void parts128_float_to_float(FloatParts128 *a, float_status *s) { if (is_nan(a->cls)) { - parts128_return_nan(a, s); + *a =3D parts128_return_nan(a, s); } if (a->cls =3D=3D float_class_denormal) { float_raise(float_flag_input_denormal_used, s); @@ -2441,7 +2441,7 @@ static FloatParts64 parts128_to_parts64(FloatParts128= *b, float_status *s) case float_class_qnan: /* Discard the low bits of the NaN. */ r.frac =3D b->frac_hi; - parts64_return_nan(&r, s); + r =3D parts64_return_nan(&r, s); break; default: break; @@ -2461,7 +2461,7 @@ static FloatParts128 parts64_to_parts128(FloatParts64= *b, float_status *s) switch (r.cls) { case float_class_qnan: case float_class_snan: - parts128_return_nan(&r, s); + r =3D parts128_return_nan(&r, s); break; case float_class_denormal: float_raise(float_flag_input_denormal_used, s); @@ -4458,7 +4458,7 @@ static void parts64_log2(FloatParts64 *a, float_statu= s *s, const FloatFmt *fmt) break; case float_class_snan: case float_class_qnan: - parts64_return_nan(a, s); + *a =3D parts64_return_nan(a, s); return; case float_class_zero: float_raise(float_flag_divbyzero, s); @@ -5067,7 +5067,7 @@ float32 float32_exp2(float32 a, float_status *status) break; case float_class_snan: case float_class_qnan: - parts64_return_nan(&xp, status); + xp =3D parts64_return_nan(&xp, status); return float32_round_pack_canonical(&xp, status); case float_class_inf: return xp.sign ? float32_zero : a; diff --git a/fpu/softfloat-parts.c.inc b/fpu/softfloat-parts.c.inc index 4733755f35..ef46dd740c 100644 --- a/fpu/softfloat-parts.c.inc +++ b/fpu/softfloat-parts.c.inc @@ -15,25 +15,26 @@ * indicated otherwise. */ =20 -static void partsN(return_nan)(FloatPartsN *a, float_status *s) +static FloatPartsN partsN(return_nan)(const FloatPartsN *a, float_status *= s) { switch (a->cls) { case float_class_snan: float_raise(float_flag_invalid | float_flag_invalid_snan, s); if (s->default_nan_mode) { - *a =3D partsN(default_nan)(s); + return partsN(default_nan)(s); } else { - *a =3D partsN(silence_nan)(a, s); + return partsN(silence_nan)(a, s); } break; case float_class_qnan: if (s->default_nan_mode) { - *a =3D partsN(default_nan)(s); + return partsN(default_nan)(s); } break; default: g_assert_not_reached(); } + return *a; } =20 static FloatPartsN *partsN(pick_nan)(FloatPartsN *a, FloatPartsN *b, @@ -941,7 +942,7 @@ static void partsN(sqrt)(FloatPartsN *a, float_status *= status, break; case float_class_snan: case float_class_qnan: - partsN(return_nan)(a, status); + *a =3D partsN(return_nan)(a, status); return; case float_class_zero: return; @@ -1263,7 +1264,7 @@ static void partsN(round_to_int)(FloatPartsN *a, Floa= tRoundMode rmode, switch (a->cls) { case float_class_qnan: case float_class_snan: - partsN(return_nan)(a, s); + *a =3D partsN(return_nan)(a, s); break; case float_class_zero: case float_class_inf: @@ -1656,7 +1657,7 @@ static void partsN(scalbn)(FloatPartsN *a, int n, flo= at_status *s) switch (a->cls) { case float_class_snan: case float_class_qnan: - partsN(return_nan)(a, s); + *a =3D partsN(return_nan)(a, s); break; case float_class_zero: case float_class_inf: --=20 2.43.0