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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2020-06-05 14:31:30 +0000 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2020-06-22 11:09:50 -0300 |
| commit | 3ca05a8e9e8f13d93bd27ceb998075bdcd63d9f9 (patch) | |
| tree | ff8e91f863a0f362429336c96f6f4d730ce6d710 | |
| parent | c9a30f08e145c4d48af331923f471eeaa22e520f (diff) | |
| download | glibc-3ca05a8e9e8f13d93bd27ceb998075bdcd63d9f9.tar.gz glibc-3ca05a8e9e8f13d93bd27ceb998075bdcd63d9f9.tar.xz glibc-3ca05a8e9e8f13d93bd27ceb998075bdcd63d9f9.zip | |
s390: Use sqrt{f} builtin
Checked on s390x-linux-gnu.
| -rw-r--r-- | sysdeps/s390/fpu/e_sqrt.c | 30 | ||||
| -rw-r--r-- | sysdeps/s390/fpu/e_sqrtf.c | 30 | ||||
| -rw-r--r-- | sysdeps/s390/fpu/math-use-builtins-sqrt.h | 4 |
3 files changed, 4 insertions, 60 deletions
diff --git a/sysdeps/s390/fpu/e_sqrt.c b/sysdeps/s390/fpu/e_sqrt.c deleted file mode 100644 index 484c6aae95..0000000000 --- a/sysdeps/s390/fpu/e_sqrt.c +++ /dev/null @@ -1,30 +0,0 @@ -/* Copyright (C) 2004-2020 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>. - 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/>. */ - -#include <math_private.h> -#include <libm-alias-finite.h> - -double -__ieee754_sqrt (double x) -{ - double res; - - __asm__ ( "sqdbr %0,%1" : "=f" (res) : "f" (x) ); - return res; -} -libm_alias_finite (__ieee754_sqrt, __sqrt) diff --git a/sysdeps/s390/fpu/e_sqrtf.c b/sysdeps/s390/fpu/e_sqrtf.c deleted file mode 100644 index bce49c90f1..0000000000 --- a/sysdeps/s390/fpu/e_sqrtf.c +++ /dev/null @@ -1,30 +0,0 @@ -/* Copyright (C) 2004-2020 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>. - 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/>. */ - -#include <math_private.h> -#include <libm-alias-finite.h> - -float -__ieee754_sqrtf (float x) -{ - float res; - - __asm__ ( "sqebr %0,%1" : "=f" (res) : "f" (x) ); - return res; -} -libm_alias_finite (__ieee754_sqrtf, __sqrtf) diff --git a/sysdeps/s390/fpu/math-use-builtins-sqrt.h b/sysdeps/s390/fpu/math-use-builtins-sqrt.h new file mode 100644 index 0000000000..e94c915ba6 --- /dev/null +++ b/sysdeps/s390/fpu/math-use-builtins-sqrt.h @@ -0,0 +1,4 @@ +#define USE_SQRT_BUILTIN 1 +#define USE_SQRTF_BUILTIN 1 +#define USE_SQRTL_BUILTIN 0 +#define USE_SQRTF128_BUILTIN 0 |