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From: Adhemerval Zanella <azanella@sourceware.org>
To: glibc-cvs@sourceware.org
Subject: [glibc] x86: Remove fcopysign{f} implementation
Date: Thu, 7 Apr 2022 15:20:45 +0000 (GMT) [thread overview]
Message-ID: <20220407152045.4B8253857C71@sourceware.org> (raw)
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=13d45cf9a71705e18d61dab2b6670e63aafb06f1
commit 13d45cf9a71705e18d61dab2b6670e63aafb06f1
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Tue Apr 5 09:04:36 2022 -0300
x86: Remove fcopysign{f} implementation
The builtin used by generic code generates similar code.
Checked on x86_64-linux-gnu and i686-linux-gnu.
Diff:
---
sysdeps/i386/fpu/s_copysign.S | 20 ----------------
sysdeps/i386/fpu/s_copysignf.S | 20 ----------------
sysdeps/i386/fpu/s_copysignl.S | 20 ----------------
sysdeps/x86_64/fpu/s_copysign.S | 50 ----------------------------------------
sysdeps/x86_64/fpu/s_copysignf.S | 45 ------------------------------------
sysdeps/x86_64/fpu/s_copysignl.S | 20 ----------------
6 files changed, 175 deletions(-)
diff --git a/sysdeps/i386/fpu/s_copysign.S b/sysdeps/i386/fpu/s_copysign.S
deleted file mode 100644
index a49d34e4b7..0000000000
--- a/sysdeps/i386/fpu/s_copysign.S
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Public domain.
- */
-
-#include <machine/asm.h>
-#include <libm-alias-double.h>
-
-RCSID("$NetBSD: s_copysign.S,v 1.4 1995/05/08 23:53:02 jtc Exp $")
-
-ENTRY(__copysign)
- movl 16(%esp),%edx
- movl 8(%esp),%eax
- andl $0x80000000,%edx
- andl $0x7fffffff,%eax
- orl %edx,%eax
- movl %eax,8(%esp)
- fldl 4(%esp)
- ret
-END (__copysign)
-libm_alias_double (__copysign, copysign)
diff --git a/sysdeps/i386/fpu/s_copysignf.S b/sysdeps/i386/fpu/s_copysignf.S
deleted file mode 100644
index edc540c4d6..0000000000
--- a/sysdeps/i386/fpu/s_copysignf.S
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Public domain.
- */
-
-#include <machine/asm.h>
-#include <libm-alias-float.h>
-
-RCSID("$NetBSD: s_copysignf.S,v 1.3 1995/05/08 23:53:25 jtc Exp $")
-
-ENTRY(__copysignf)
- movl 8(%esp),%edx
- movl 4(%esp),%eax
- andl $0x80000000,%edx
- andl $0x7fffffff,%eax
- orl %edx,%eax
- movl %eax,4(%esp)
- flds 4(%esp)
- ret
-END (__copysignf)
-libm_alias_float (__copysign, copysign)
diff --git a/sysdeps/i386/fpu/s_copysignl.S b/sysdeps/i386/fpu/s_copysignl.S
deleted file mode 100644
index 9d9b273e94..0000000000
--- a/sysdeps/i386/fpu/s_copysignl.S
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Public domain.
- */
-
-#include <libm-alias-ldouble.h>
-#include <machine/asm.h>
-
-RCSID("$NetBSD: $")
-
-ENTRY(__copysignl)
- movl 24(%esp),%edx
- movl 12(%esp),%eax
- andl $0x8000,%edx
- andl $0x7fff,%eax
- orl %edx,%eax
- movl %eax,12(%esp)
- fldt 4(%esp)
- ret
-END (__copysignl)
-libm_alias_ldouble (__copysign, copysign)
diff --git a/sysdeps/x86_64/fpu/s_copysign.S b/sysdeps/x86_64/fpu/s_copysign.S
deleted file mode 100644
index 0787f68115..0000000000
--- a/sysdeps/x86_64/fpu/s_copysign.S
+++ /dev/null
@@ -1,50 +0,0 @@
-/* copy sign, double version.
- Copyright (C) 2002-2022 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 <machine/asm.h>
-#include <libm-alias-double.h>
-
- .section .rodata.cst16,"aM",@progbits,16
-
- .align ALIGNARG(4)
- .type signmask,@object
-signmask:
- .byte 0, 0, 0, 0, 0, 0, 0, 0x80
- .byte 0, 0, 0, 0, 0, 0, 0, 0
- ASM_SIZE_DIRECTIVE(signmask)
- .type othermask,@object
-othermask:
- .byte 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f
- .byte 0, 0, 0, 0, 0, 0, 0, 0
- ASM_SIZE_DIRECTIVE(othermask)
-
-#ifdef PIC
-#define MO(op) op##(%rip)
-#else
-#define MO(op) op
-#endif
-
- .text
-ENTRY(__copysign)
- andpd MO(othermask),%xmm0
- andpd MO(signmask),%xmm1
- orpd %xmm1,%xmm0
- ret
-END (__copysign)
-
-libm_alias_double (__copysign, copysign)
diff --git a/sysdeps/x86_64/fpu/s_copysignf.S b/sysdeps/x86_64/fpu/s_copysignf.S
deleted file mode 100644
index b48af3f5ad..0000000000
--- a/sysdeps/x86_64/fpu/s_copysignf.S
+++ /dev/null
@@ -1,45 +0,0 @@
-/* copy sign, double version.
- Copyright (C) 2002-2022 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 <machine/asm.h>
-#include <libm-alias-float.h>
-
- .section .rodata
-
- .align ALIGNARG(4)
- .type mask,@object
-mask:
- .byte 0xff, 0xff, 0xff, 0x7f
- ASM_SIZE_DIRECTIVE(mask)
-
-#ifdef PIC
-#define MO(op) op##(%rip)
-#else
-#define MO(op) op
-#endif
-
- .text
-ENTRY(__copysignf)
- movss MO(mask),%xmm3
- andps %xmm3,%xmm0
- andnps %xmm1,%xmm3
- orps %xmm3,%xmm0
- retq
-END (__copysignf)
-
-libm_alias_float (__copysign, copysign)
diff --git a/sysdeps/x86_64/fpu/s_copysignl.S b/sysdeps/x86_64/fpu/s_copysignl.S
deleted file mode 100644
index 3ec388a6ef..0000000000
--- a/sysdeps/x86_64/fpu/s_copysignl.S
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Public domain.
- */
-
-#include <libm-alias-ldouble.h>
-#include <machine/asm.h>
-
-RCSID("$NetBSD: $")
-
-ENTRY(__copysignl)
- movl 32(%rsp),%edx
- movl 16(%rsp),%eax
- andl $0x8000,%edx
- andl $0x7fff,%eax
- orl %edx,%eax
- movl %eax,16(%rsp)
- fldt 8(%rsp)
- ret
-END (__copysignl)
-libm_alias_ldouble (__copysign, copysign)
reply other threads:[~2022-04-07 15:20 UTC|newest]
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