diff --git a/sysdeps/loongarch/fpu/s_fmaximum_mag.c b/sysdeps/loongarch/fpu/s_fmaximum_mag.c deleted file mode 100644 index af37892521..0000000000 --- a/sysdeps/loongarch/fpu/s_fmaximum_mag.c +++ /dev/null @@ -1,40 +0,0 @@ -/* fmaximum_mag(). LoongArch version. - Copyright (C) 2022-2025 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 - . */ - -#define NO_MATH_REDIRECT -#include -#include -#include - -double -__fmaximum_mag (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 | y_cond) & _FCLASS_NAN)) - return x * y; - else - { - asm volatile ("fmaxa.d \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); - return x; - } -} -libm_alias_double (__fmaximum_mag, fmaximum_mag) diff --git a/sysdeps/loongarch/fpu/s_fmaximum_magf.c b/sysdeps/loongarch/fpu/s_fmaximum_mag_template.c similarity index 55% rename from sysdeps/loongarch/fpu/s_fmaximum_magf.c rename to sysdeps/loongarch/fpu/s_fmaximum_mag_template.c index 7802dfebb0..7aa32c72ed 100644 --- a/sysdeps/loongarch/fpu/s_fmaximum_magf.c +++ b/sysdeps/loongarch/fpu/s_fmaximum_mag_template.c @@ -1,5 +1,5 @@ -/* fmaximum_magf(). LoongArch version. - Copyright (C) 2022-2025 Free Software Foundation, Inc. +/* Return value with maximum magnitude. LoongArch version. + Copyright (C) 2025 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 @@ -16,25 +16,24 @@ License along with the GNU C Library; if not, see . */ -#define NO_MATH_REDIRECT +#ifndef INSN_FMT +#include_next +#else + #include -#include -#include -float -__fmaximum_magf (float x, float y) +FLOAT +M_DECL_FUNC (__fmaximum_mag) (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 | y_cond) & _FCLASS_NAN)) - return x * y; - else - { - asm volatile ("fmaxa.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); - return x; - } + FLOAT a, b; + asm("fcmp.cor." INSN_FMT "\t$fcc0, %2, %2\n\t" + "fcmp.cor." INSN_FMT "\t$fcc1, %3, %3\n\t" + "fsel" "\t%0, %2, %3, $fcc0\n\t" + "fsel" "\t%1, %3, %2, $fcc1\n\t" + "fmaxa." INSN_FMT "\t%1, %0, %1" + : "=&f" (a), "=f" (b) : "f" (x), "f" (y) : "fcc0", "fcc1"); + return b; } -libm_alias_float (__fmaximum_mag, fmaximum_mag) +declare_mgen_alias (__fmaximum_mag, fmaximum_mag); + +#endif diff --git a/sysdeps/loongarch/fpu/s_fminimum_mag.c b/sysdeps/loongarch/fpu/s_fminimum_mag.c deleted file mode 100644 index e1812fe47b..0000000000 --- a/sysdeps/loongarch/fpu/s_fminimum_mag.c +++ /dev/null @@ -1,40 +0,0 @@ -/* fminimum_mag(). LoongArch version. - Copyright (C) 2022-2025 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 - . */ - -#define NO_MATH_REDIRECT -#include -#include -#include - -double -__fminimum_mag (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 | y_cond) & _FCLASS_NAN)) - return x * y; - else - { - asm volatile ("fmina.d \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); - return x; - } -} -libm_alias_double (__fminimum_mag, fminimum_mag) diff --git a/sysdeps/loongarch/fpu/s_fminimum_magf.c b/sysdeps/loongarch/fpu/s_fminimum_mag_template.c similarity index 55% rename from sysdeps/loongarch/fpu/s_fminimum_magf.c rename to sysdeps/loongarch/fpu/s_fminimum_mag_template.c index 21cbb65813..39601a8e90 100644 --- a/sysdeps/loongarch/fpu/s_fminimum_magf.c +++ b/sysdeps/loongarch/fpu/s_fminimum_mag_template.c @@ -1,5 +1,5 @@ -/* fminimum_magf(). LoongArch version. - Copyright (C) 2022-2025 Free Software Foundation, Inc. +/* Return value with minimum magnitude. LoongArch version. + Copyright (C) 2025 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 @@ -16,25 +16,24 @@ License along with the GNU C Library; if not, see . */ -#define NO_MATH_REDIRECT +#ifndef INSN_FMT +#include_next +#else + #include -#include -#include -float -__fminimum_magf (float x, float y) +FLOAT +M_DECL_FUNC (__fminimum_mag) (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 | y_cond) & _FCLASS_NAN)) - return x * y; - else - { - asm volatile ("fmina.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y)); - return x; - } + FLOAT a, b; + asm("fcmp.cor." INSN_FMT "\t$fcc0, %2, %2\n\t" + "fcmp.cor." INSN_FMT "\t$fcc1, %3, %3\n\t" + "fsel" "\t%0, %2, %3, $fcc0\n\t" + "fsel" "\t%1, %3, %2, $fcc1\n\t" + "fmina." INSN_FMT "\t%1, %0, %1" + : "=&f" (a), "=f" (b) : "f" (x), "f" (y) : "fcc0", "fcc1"); + return b; } -libm_alias_float (__fminimum_mag, fminimum_mag) +declare_mgen_alias (__fminimum_mag, fminimum_mag); + +#endif