[09/13] sparc: Use sqrt{f} builtin
Commit Message
It also enabled to use fsqrtd on sparc64.
Checked on sparcv9-linux-gnu and sparc64-linux-gnu.
---
sysdeps/sparc/fpu/math-use-builtins-sqrt.h | 4 +++
sysdeps/sparc/sparc32/e_sqrt.c | 34 ----------------------
2 files changed, 4 insertions(+), 34 deletions(-)
create mode 100644 sysdeps/sparc/fpu/math-use-builtins-sqrt.h
delete mode 100644 sysdeps/sparc/sparc32/e_sqrt.c
Comments
If no one opposes I will commit this.
On 09/06/2020 18:32, Adhemerval Zanella wrote:
> It also enabled to use fsqrtd on sparc64.
>
> Checked on sparcv9-linux-gnu and sparc64-linux-gnu.
> ---
> sysdeps/sparc/fpu/math-use-builtins-sqrt.h | 4 +++
> sysdeps/sparc/sparc32/e_sqrt.c | 34 ----------------------
> 2 files changed, 4 insertions(+), 34 deletions(-)
> create mode 100644 sysdeps/sparc/fpu/math-use-builtins-sqrt.h
> delete mode 100644 sysdeps/sparc/sparc32/e_sqrt.c
>
> diff --git a/sysdeps/sparc/fpu/math-use-builtins-sqrt.h b/sysdeps/sparc/fpu/math-use-builtins-sqrt.h
> new file mode 100644
> index 0000000000..e94c915ba6
> --- /dev/null
> +++ b/sysdeps/sparc/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
> diff --git a/sysdeps/sparc/sparc32/e_sqrt.c b/sysdeps/sparc/sparc32/e_sqrt.c
> deleted file mode 100644
> index e8a42c4d7b..0000000000
> --- a/sysdeps/sparc/sparc32/e_sqrt.c
> +++ /dev/null
> @@ -1,34 +0,0 @@
> -/* Copyright (C) 1991-2020 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/>. */
> -
> -#include <errno.h>
> -#include <math.h>
> -#include <libm-alias-finite.h>
> -
> -#ifndef __GNUC__
> - #error This file uses GNU C extensions; you must compile with GCC.
> -#endif
> -
> -/* Return the square root of X. */
> -double
> -__ieee754_sqrt (double x)
> -{
> - register double result;
> - asm ("fsqrtd %1, %0" : "=f" (result) : "f" (x));
> - return result;
> -}
> -libm_alias_finite (__ieee754_sqrt, __sqrt)
>
new file mode 100644
@@ -0,0 +1,4 @@
+#define USE_SQRT_BUILTIN 1
+#define USE_SQRTF_BUILTIN 1
+#define USE_SQRTL_BUILTIN 0
+#define USE_SQRTF128_BUILTIN 0
deleted file mode 100644
@@ -1,34 +0,0 @@
-/* Copyright (C) 1991-2020 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/>. */
-
-#include <errno.h>
-#include <math.h>
-#include <libm-alias-finite.h>
-
-#ifndef __GNUC__
- #error This file uses GNU C extensions; you must compile with GCC.
-#endif
-
-/* Return the square root of X. */
-double
-__ieee754_sqrt (double x)
-{
- register double result;
- asm ("fsqrtd %1, %0" : "=f" (result) : "f" (x));
- return result;
-}
-libm_alias_finite (__ieee754_sqrt, __sqrt)