diff options
Diffstat (limited to 'sysdeps/loongarch')
-rw-r--r-- | sysdeps/loongarch/fpu/s_fmaximum_mag_num.c | 48 | ||||
-rw-r--r-- | sysdeps/loongarch/fpu/s_fmaximum_mag_numf.c | 48 | ||||
-rw-r--r-- | sysdeps/loongarch/fpu/s_fminimum_mag_num.c | 48 | ||||
-rw-r--r-- | sysdeps/loongarch/fpu/s_fminimum_mag_numf.c | 48 |
4 files changed, 192 insertions, 0 deletions
diff --git a/sysdeps/loongarch/fpu/s_fmaximum_mag_num.c b/sysdeps/loongarch/fpu/s_fmaximum_mag_num.c new file mode 100644 index 0000000000..04c801b196 --- /dev/null +++ b/sysdeps/loongarch/fpu/s_fmaximum_mag_num.c @@ -0,0 +1,48 @@ +/* fmaximum_mag_num(). LoongArch version. + Copyright (C) 2022 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#define NO_MATH_REDIRECT +#include <math.h> +#include <libm-alias-double.h> +#include <fpu_control.h> + +double +__fmaximum_mag_num (double x, double y) +{ + int x_cond; + int y_cond; + asm volatile ("fclass.d \t%0, %1" : "=f" (x_cond) : "f" (x)); + asm volatile ("fclass.d \t%0, %1" : "=f" (y_cond) : "f" (y)); + + if (__glibc_unlikely((x_cond & _FCLASS_NAN) && !(y_cond & _FCLASS_NAN))) + { + asm volatile ("fmaxa.d \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); + return y; + } + else if (__glibc_unlikely(!(x_cond & _FCLASS_NAN) && (y_cond & _FCLASS_NAN))) + { + asm volatile ("fmaxa.d \t%0, %1, %2" : "=f" (y) : "f" (x), "f" (y)); + return x; + } + else + { + asm volatile ("fmaxa.d \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); + return x; + } +} +libm_alias_double (__fmaximum_mag_num, fmaximum_mag_num) diff --git a/sysdeps/loongarch/fpu/s_fmaximum_mag_numf.c b/sysdeps/loongarch/fpu/s_fmaximum_mag_numf.c new file mode 100644 index 0000000000..a2e1aaf142 --- /dev/null +++ b/sysdeps/loongarch/fpu/s_fmaximum_mag_numf.c @@ -0,0 +1,48 @@ +/* fmaximum_mag_numf(). LoongArch version. + Copyright (C) 2022 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#define NO_MATH_REDIRECT +#include <math.h> +#include <libm-alias-float.h> +#include <fpu_control.h> + +float +__fmaximum_mag_numf (float x, float y) +{ + int x_cond; + int y_cond; + asm volatile ("fclass.s \t%0, %1" : "=f" (x_cond) : "f" (x)); + asm volatile ("fclass.s \t%0, %1" : "=f" (y_cond) : "f" (y)); + + if (__glibc_unlikely((x_cond & _FCLASS_NAN) && !(y_cond & _FCLASS_NAN))) + { + asm volatile ("fmaxa.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); + return y; + } + else if (__glibc_unlikely(!(x_cond & _FCLASS_NAN) && (y_cond & _FCLASS_NAN))) + { + asm volatile ("fmaxa.s \t%0, %1, %2" : "=f" (y) : "f" (x), "f" (y)); + return x; + } + else + { + asm volatile ("fmaxa.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); + return x; + } +} +libm_alias_float (__fmaximum_mag_num, fmaximum_mag_num) diff --git a/sysdeps/loongarch/fpu/s_fminimum_mag_num.c b/sysdeps/loongarch/fpu/s_fminimum_mag_num.c new file mode 100644 index 0000000000..ff5aecd6c1 --- /dev/null +++ b/sysdeps/loongarch/fpu/s_fminimum_mag_num.c @@ -0,0 +1,48 @@ +/* fminimum_mag_num(). LoongArch version. + Copyright (C) 2022 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#define NO_MATH_REDIRECT +#include <math.h> +#include <libm-alias-double.h> +#include <fpu_control.h> + +double +__fminimum_mag_num (double x, double y) +{ + int x_cond; + int y_cond; + asm volatile ("fclass.d \t%0, %1" : "=f" (x_cond) : "f" (x)); + asm volatile ("fclass.d \t%0, %1" : "=f" (y_cond) : "f" (y)); + + if (__glibc_unlikely((x_cond & _FCLASS_NAN) && !(y_cond & _FCLASS_NAN))) + { + asm volatile ("fmina.d \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); + return y; + } + else if (__glibc_unlikely(!(x_cond & _FCLASS_NAN) && (y_cond & _FCLASS_NAN))) + { + asm volatile ("fmina.d \t%0, %1, %2" : "=f" (y) : "f" (x), "f" (y)); + return x; + } + else + { + asm volatile ("fmina.d \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); + return x; + } +} +libm_alias_double (__fminimum_mag_num, fminimum_mag_num) diff --git a/sysdeps/loongarch/fpu/s_fminimum_mag_numf.c b/sysdeps/loongarch/fpu/s_fminimum_mag_numf.c new file mode 100644 index 0000000000..7c9a5dba55 --- /dev/null +++ b/sysdeps/loongarch/fpu/s_fminimum_mag_numf.c @@ -0,0 +1,48 @@ +/* fminimum_mag_numf(). LoongArch version. + Copyright (C) 2022 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#define NO_MATH_REDIRECT +#include <math.h> +#include <libm-alias-float.h> +#include <fpu_control.h> + +float +__fminimum_mag_numf (float x, float y) +{ + int x_cond; + int y_cond; + asm volatile ("fclass.s \t%0, %1" : "=f" (x_cond) : "f" (x)); + asm volatile ("fclass.s \t%0, %1" : "=f" (y_cond) : "f" (y)); + + if (__glibc_unlikely((x_cond & _FCLASS_NAN) && !(y_cond & _FCLASS_NAN))) + { + asm volatile ("fmina.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); + return y; + } + else if (__glibc_unlikely(!(x_cond & _FCLASS_NAN) && (y_cond & _FCLASS_NAN))) + { + asm volatile ("fmina.s \t%0, %1, %2" : "=f" (y) : "f" (x), "f" (y)); + return x; + } + else + { + asm volatile ("fmina.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); + return x; + } +} +libm_alias_float (__fminimum_mag_num, fminimum_mag_num) |