diff options
| author | 2026-04-28 20:04:48 +0700 | |
|---|---|---|
| committer | 2026-04-28 23:04:48 +1000 | |
| commit | 1810633dcc067261ed629aaaf7ca54a2e3638aea (patch) | |
| tree | 22613fd3603d54b8f98242454fafb4d0dfc9a021 /3rdparty/softfloat3 | |
| parent | 797381847f762ac985c34bea84c0b7aeef4c3360 (diff) | |
3rdparty: Retired softfloat2. (#15270)
cpu/i386, machine/i8087.cpp: Migrated to SoftFloat 3.
Diffstat (limited to '3rdparty/softfloat3')
| -rw-r--r-- | 3rdparty/softfloat3/bochs_ext/isNaN.c | 69 | ||||
| -rw-r--r-- | 3rdparty/softfloat3/bochs_ext/softfloat3_ext.h | 5 |
2 files changed, 74 insertions, 0 deletions
diff --git a/3rdparty/softfloat3/bochs_ext/isNaN.c b/3rdparty/softfloat3/bochs_ext/isNaN.c new file mode 100644 index 00000000000..248d6efda36 --- /dev/null +++ b/3rdparty/softfloat3/bochs_ext/isNaN.c @@ -0,0 +1,69 @@ +/*============================================================================ + +This C source file is part of the SoftFloat IEEE Floating-Point Arithmetic +Package, Release 3e, by John R. Hauser. + +Copyright 2011, 2012, 2013, 2014, 2015 The Regents of the University of +California. All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + 1. Redistributions of source code must retain the above copyright notice, + this list of conditions, and the following disclaimer. + + 2. Redistributions in binary form must reproduce the above copyright notice, + this list of conditions, and the following disclaimer in the documentation + and/or other materials provided with the distribution. + + 3. Neither the name of the University nor the names of its contributors may + be used to endorse or promote products derived from this software without + specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY +EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE +DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY +DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +=============================================================================*/ + +#include <stdbool.h> + +#include "../source/include/softfloat.h" +#include "../source/include/internals.h" +#include "../source/8086/specialize.h" + +bool f16_isNaN(float16_t a) +{ + return isNaNF16UI(a.v); +} + +bool f32_isNaN(float32_t a) +{ + return isNaNF32UI(a.v); +} + +bool f64_isNaN(float64_t a) +{ + return isNaNF64UI(a.v); +} + +bool extF80_isNaN(extFloat80_t a) +{ + return isNaNExtF80UI(a.signExp, a.signif); +} + +bool f128_isNaN(float128_t a) +{ + union ui128_f128 u; + + u.f = a; + + return isNaNF128UI(u.ui.v64, u.ui.v0); +} diff --git a/3rdparty/softfloat3/bochs_ext/softfloat3_ext.h b/3rdparty/softfloat3/bochs_ext/softfloat3_ext.h index 03b3688c740..f6be9418169 100644 --- a/3rdparty/softfloat3/bochs_ext/softfloat3_ext.h +++ b/3rdparty/softfloat3/bochs_ext/softfloat3_ext.h @@ -19,3 +19,8 @@ extFloat80_t extFloat80_logn(extFloat80_t a); extFloat80_t extFloat80_log2(extFloat80_t a); extFloat80_t extFloat80_log10(extFloat80_t a); extFloat80_t extFloat80_scale(extFloat80_t a, extFloat80_t b); +bool f16_isNaN(float16_t a); +bool f32_isNaN(float32_t a); +bool f64_isNaN(float64_t a); +bool extF80_isNaN(extFloat80_t a); +bool f128_isNaN(float128_t a); |
