public inbox for glibc-cvs@sourceware.org
help / color / mirror / Atom feed
* [glibc] powerpc: Remove fcopysign{f} implementation
@ 2022-04-07 15:07 Adhemerval Zanella
0 siblings, 0 replies; only message in thread
From: Adhemerval Zanella @ 2022-04-07 15:07 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=2a45807e73f04eaca186cbaa2f52430935c48ae3
commit 2a45807e73f04eaca186cbaa2f52430935c48ae3
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Tue Apr 5 10:12:03 2022 -0300
powerpc: Remove fcopysign{f} implementation
The builtin and generic implementation from generic files are suffice.
Checked on powerpc64-linux-gnu and powerpc-linux-gnu.
Diff:
---
sysdeps/powerpc/fpu/s_copysign.c | 32 --------------
sysdeps/powerpc/fpu/s_copysignf.c | 28 ------------
sysdeps/powerpc/powerpc32/fpu/s_copysignl.S | 66 -----------------------------
sysdeps/powerpc/powerpc64/fpu/s_copysignl.S | 48 ---------------------
4 files changed, 174 deletions(-)
diff --git a/sysdeps/powerpc/fpu/s_copysign.c b/sysdeps/powerpc/fpu/s_copysign.c
deleted file mode 100644
index bc6bbd04f1..0000000000
--- a/sysdeps/powerpc/fpu/s_copysign.c
+++ /dev/null
@@ -1,32 +0,0 @@
-/* Copy sign of a number. PowerPC version.
- Copyright (C) 2019-2022 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, see <https://www.gnu.org/licenses/>. */
-
-#define NO_MATH_REDIRECT
-#include <math.h>
-#include <math_ldbl_opt.h>
-#include <libm-alias-double.h>
-
-double
-__copysign (double x, double y)
-{
- return __builtin_copysign (x, y);
-}
-libm_alias_double (__copysign, copysign)
-#if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0)
-compat_symbol (libc, __copysign, copysignl, GLIBC_2_0);
-#endif
diff --git a/sysdeps/powerpc/fpu/s_copysignf.c b/sysdeps/powerpc/fpu/s_copysignf.c
deleted file mode 100644
index a506176339..0000000000
--- a/sysdeps/powerpc/fpu/s_copysignf.c
+++ /dev/null
@@ -1,28 +0,0 @@
-/* Copy sign of a number. PowerPC version.
- Copyright (C) 2019-2022 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, see <https://www.gnu.org/licenses/>. */
-
-#define NO_MATH_REDIRECT
-#include <math.h>
-#include <libm-alias-float.h>
-
-float
-__copysignf (float x, float y)
-{
- return __builtin_copysignf (x, y);
-}
-libm_alias_float (__copysign, copysign)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_copysignl.S b/sysdeps/powerpc/powerpc32/fpu/s_copysignl.S
deleted file mode 100644
index e31425d0f4..0000000000
--- a/sysdeps/powerpc/powerpc32/fpu/s_copysignl.S
+++ /dev/null
@@ -1,66 +0,0 @@
-/* Copy a sign bit between floating-point values.
- IBM extended format long double version.
- Copyright (C) 2006-2022 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/>. */
-
-#include <sysdep.h>
-#include <math_ldbl_opt.h>
-
-ENTRY(__copysignl)
-/* long double [f1,f2] copysign (long double [f1,f2] x, long double [f3,f4] y);
- copysign(x,y) returns a value with the magnitude of x and
- with the sign bit of y. */
-#ifdef _ARCH_PPCGR
- /* fsel available. */
- stwu r1,-16(r1)
- cfi_adjust_cfa_offset (16)
- stfd fp3,8(r1)
- fmr fp0,fp1
- fabs fp1,fp1
- lwz r3,8+HIWORD(r1)
- cmpwi cr6,r3,0
- addi r1,r1,16
- cfi_adjust_cfa_offset (-16)
- fneg fp3,fp2
- fsel fp2,fp0,fp2,fp3
- bgelr cr6
- fneg fp1,fp1
- fneg fp2,fp2
- blr
-#else
- stwu r1,-32(r1)
- cfi_adjust_cfa_offset (32)
- stfd fp3,8(r1)
- stfd fp1,16(r1)
- lwz r3,8+HIWORD(r1)
- lwz r4,16+HIWORD(r1)
- xor r3,r3,r4
- cmpwi cr6,r3,0
- addi r1,r1,32
- cfi_adjust_cfa_offset (-32)
- bgelr cr6
- fneg fp1,fp1
- fneg fp2,fp2
- blr
-#endif
-END (__copysignl)
-
-#if IS_IN (libm)
-long_double_symbol (libm, __copysignl, copysignl)
-#else
-long_double_symbol (libc, __copysignl, copysignl)
-#endif
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_copysignl.S b/sysdeps/powerpc/powerpc64/fpu/s_copysignl.S
deleted file mode 100644
index 4146f6079e..0000000000
--- a/sysdeps/powerpc/powerpc64/fpu/s_copysignl.S
+++ /dev/null
@@ -1,48 +0,0 @@
-/* Copy a sign bit between floating-point values.
- IBM extended format long double version.
- Copyright (C) 2004-2022 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/>. */
-
-#include <sysdep.h>
-#include <math_ldbl_opt.h>
-
-ENTRY_TOCLESS (__copysignl)
-/* long double [f1,f2] copysign (long double [f1,f2] x, long double [f3,f4] y);
- copysign(x,y) returns a value with the magnitude of x and
- with the sign bit of y. */
- stfd fp3,-16(r1)
- ld r3,-16(r1)
- cmpdi r3,0
- blt L(0)
- fmr fp0,fp1
- fabs fp1,fp1
- fneg fp3,fp2
- fsel fp2,fp0,fp2,fp3
- blr
-L(0):
- fmr fp0,fp1
- fnabs fp1,fp1
- fneg fp3,fp2
- fsel fp2,fp0,fp3,fp2
- blr
-END (__copysignl)
-
-#if IS_IN (libm)
-long_double_symbol (libm, __copysignl, copysignl)
-#else
-long_double_symbol (libc, __copysignl, copysignl)
-#endif
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2022-04-07 15:07 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-04-07 15:07 [glibc] powerpc: Remove fcopysign{f} implementation Adhemerval Zanella
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).