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From: Adhemerval Zanella <azanella@sourceware.org>
To: glibc-cvs@sourceware.org
Subject: [glibc] sparc64: Remove fcopysign{f} implementation
Date: Thu, 7 Apr 2022 18:15:15 +0000 (GMT) [thread overview]
Message-ID: <20220407181515.E2D023857811@sourceware.org> (raw)
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=4f2146c4f41c409d92441d6365dc3aceaf70c7fe
commit 4f2146c4f41c409d92441d6365dc3aceaf70c7fe
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Tue Apr 5 11:03:42 2022 -0300
sparc64: Remove fcopysign{f} implementation
The builtin from generic code generates similar compliant sequence.
Checked on sparc64-linux-gnu.
Diff:
---
sysdeps/sparc/sparc32/fpu/s_copysign.S | 35 ----------------------
sysdeps/sparc/sparc32/fpu/s_copysignf.S | 31 -------------------
.../sparcv9/fpu/multiarch/s_copysign-generic.S | 8 -----
.../sparcv9/fpu/multiarch/s_copysign-generic.c | 5 ++++
...s_copysignf-generic.S => s_copysignf-generic.c} | 2 +-
sysdeps/sparc/sparc64/fpu/s_copysign.S | 30 -------------------
sysdeps/sparc/sparc64/fpu/s_copysignf.S | 30 -------------------
7 files changed, 6 insertions(+), 135 deletions(-)
diff --git a/sysdeps/sparc/sparc32/fpu/s_copysign.S b/sysdeps/sparc/sparc32/fpu/s_copysign.S
deleted file mode 100644
index 54191b5391..0000000000
--- a/sysdeps/sparc/sparc32/fpu/s_copysign.S
+++ /dev/null
@@ -1,35 +0,0 @@
-/* copysign function, sparc32 version.
- Copyright (C) 2012-2022 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>
-#include <libm-alias-double.h>
-
-ENTRY (__copysign)
- sethi %hi(0x80000000), %g1
- and %o2, %g1, %o4
- andn %o0, %g1, %o0
- or %o0, %o4, %o0
- std %o0, [%sp + 72]
- retl
- ldd [%sp + 72], %f0
-END (__copysign)
-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/sparc/sparc32/fpu/s_copysignf.S b/sysdeps/sparc/sparc32/fpu/s_copysignf.S
deleted file mode 100644
index ce1acfdb1b..0000000000
--- a/sysdeps/sparc/sparc32/fpu/s_copysignf.S
+++ /dev/null
@@ -1,31 +0,0 @@
-/* float copysign function, sparc32 version.
- Copyright (C) 2012-2022 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 <libm-alias-float.h>
-
-ENTRY (__copysignf)
- sethi %hi(0x80000000), %g1
- and %o1, %g1, %o4
- andn %o0, %g1, %o0
- or %o0, %o4, %o0
- st %o0, [%sp + 68]
- retl
- ld [%sp + 68], %f0
-END (__copysignf)
-libm_alias_float (__copysign, copysign)
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign-generic.S b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign-generic.S
deleted file mode 100644
index 9aa3486277..0000000000
--- a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign-generic.S
+++ /dev/null
@@ -1,8 +0,0 @@
-#include <math_ldbl_opt.h>
-#include <libm-alias-double.h>
-#define __copysign __copysign_generic
-#undef libm_alias_double
-#define libm_alias_double(a, b)
-#undef compat_symbol
-#define compat_symbol(a, b, c, d)
-#include <sysdeps/sparc/sparc32/fpu/s_copysign.S>
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign-generic.c b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign-generic.c
new file mode 100644
index 0000000000..3f8cb8d920
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign-generic.c
@@ -0,0 +1,5 @@
+#include <libm-alias-double.h>
+#define __copysign __copysign_generic
+#undef libm_alias_double
+#define libm_alias_double(a, b)
+#include <sysdeps/ieee754/dbl-64/s_copysign.c>
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf-generic.S b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf-generic.c
similarity index 71%
rename from sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf-generic.S
rename to sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf-generic.c
index 685027500a..117dbaf088 100644
--- a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf-generic.S
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf-generic.c
@@ -2,4 +2,4 @@
#define __copysignf __copysignf_generic
#undef libm_alias_float
#define libm_alias_float(a, b)
-#include <sysdeps/sparc/sparc32/fpu/s_copysignf.S>
+#include <sysdeps/ieee754/flt-32/s_copysignf.c>
diff --git a/sysdeps/sparc/sparc64/fpu/s_copysign.S b/sysdeps/sparc/sparc64/fpu/s_copysign.S
deleted file mode 100644
index 221dbd9286..0000000000
--- a/sysdeps/sparc/sparc64/fpu/s_copysign.S
+++ /dev/null
@@ -1,30 +0,0 @@
-/* copysign function, sparc64 version.
- Copyright (C) 2012-2022 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 <libm-alias-double.h>
-
-ENTRY (__copysign)
- fzeros %f7
- fnegs %f7, %f7
- fands %f2, %f7, %f9
- fandnot2s %f0, %f7, %f0
- retl
- fors %f0, %f9, %f0
-END (__copysign)
-libm_alias_double (__copysign, copysign)
diff --git a/sysdeps/sparc/sparc64/fpu/s_copysignf.S b/sysdeps/sparc/sparc64/fpu/s_copysignf.S
deleted file mode 100644
index 6ca6ccf8af..0000000000
--- a/sysdeps/sparc/sparc64/fpu/s_copysignf.S
+++ /dev/null
@@ -1,30 +0,0 @@
-/* float copysign function, sparc64 version.
- Copyright (C) 2012-2022 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 <libm-alias-float.h>
-
-ENTRY (__copysignf)
- fzeros %f7
- fnegs %f7, %f7
- fands %f3, %f7, %f9
- fandnot2s %f1, %f7, %f1
- retl
- fors %f1, %f9, %f0
-END (__copysignf)
-libm_alias_float (__copysign, copysign)
reply other threads:[~2022-04-07 18:15 UTC|newest]
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