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authorUlrich Drepper <drepper@redhat.com>1999-07-14 00:54:57 +0000
committerUlrich Drepper <drepper@redhat.com>1999-07-14 00:54:57 +0000
commitabfbdde177c3a7155070dda1b2cdc8292054cc26 (patch)
treee021306b596381fbf8311d2b7eb294e918ff17c8 /sysdeps/i386/i686
parent86421aa57ecfd70963ae66848bd6a6dd3b8e0fe6 (diff)
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Update.
Diffstat (limited to 'sysdeps/i386/i686')
-rw-r--r--sysdeps/i386/i686/Implies1
-rw-r--r--sysdeps/i386/i686/fpu/s_fdim.S42
-rw-r--r--sysdeps/i386/i686/fpu/s_fdimf.S42
-rw-r--r--sysdeps/i386/i686/fpu/s_fdiml.S42
-rw-r--r--sysdeps/i386/i686/fpu/s_fmax.S40
-rw-r--r--sysdeps/i386/i686/fpu/s_fmaxf.S40
-rw-r--r--sysdeps/i386/i686/fpu/s_fmaxl.S40
-rw-r--r--sysdeps/i386/i686/fpu/s_fmin.S38
-rw-r--r--sysdeps/i386/i686/fpu/s_fminf.S38
-rw-r--r--sysdeps/i386/i686/fpu/s_fminl.S38
10 files changed, 360 insertions, 1 deletions
diff --git a/sysdeps/i386/i686/Implies b/sysdeps/i386/i686/Implies
index 5e3b4cb5e7..b5c05ec7f2 100644
--- a/sysdeps/i386/i686/Implies
+++ b/sysdeps/i386/i686/Implies
@@ -2,4 +2,3 @@
# not really good to use heavily i586 optimized code on a i686. It's
# better to use i486/i386 code.
i386/i486
-libm-i387/i686
diff --git a/sysdeps/i386/i686/fpu/s_fdim.S b/sysdeps/i386/i686/fpu/s_fdim.S
new file mode 100644
index 0000000000..6f722c5b07
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fdim.S
@@ -0,0 +1,42 @@
+/* Compute positive difference.
+ Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fdim)
+ fldl 4(%esp) // x
+ fldl 12(%esp) // x : y
+
+ fucomi %st(1), %st
+ jp 1f
+
+ fsubrp %st, %st(1)
+ fldz
+ fcomi %st(1), %st
+ fcmovb %st(1), %st
+ jmp 2f
+
+1: fucomi %st(0), %st
+ fcmovnu %st(1), %st
+2: fstp %st(1)
+ ret
+END(__fdim)
+weak_alias (__fdim, fdim)
diff --git a/sysdeps/i386/i686/fpu/s_fdimf.S b/sysdeps/i386/i686/fpu/s_fdimf.S
new file mode 100644
index 0000000000..1bcaf0012e
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fdimf.S
@@ -0,0 +1,42 @@
+/* Compute positive difference.
+ Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fdimf)
+ flds 4(%esp) // x
+ flds 8(%esp) // x : y
+
+ fucomi %st(1), %st
+ jp 1f
+
+ fsubrp %st, %st(1)
+ fldz
+ fcomi %st(1), %st
+ fcmovb %st(1), %st
+ jmp 2f
+
+1: fucomi %st(0), %st
+ fcmovnu %st(1), %st
+2: fstp %st(1)
+ ret
+END(__fdimf)
+weak_alias (__fdimf, fdimf)
diff --git a/sysdeps/i386/i686/fpu/s_fdiml.S b/sysdeps/i386/i686/fpu/s_fdiml.S
new file mode 100644
index 0000000000..9e909ba60e
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fdiml.S
@@ -0,0 +1,42 @@
+/* Compute positive difference.
+ Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fdiml)
+ fldt 4(%esp) // x
+ fldt 16(%esp) // x : y
+
+ fucomi %st(1), %st
+ jp 1f
+
+ fsubrp %st, %st(1)
+ fldz
+ fcomi %st(1), %st
+ fcmovb %st(1), %st
+ jmp 2f
+
+1: fucomi %st(0), %st
+ fcmovnu %st(1), %st
+2: fstp %st(1)
+ ret
+END(__fdiml)
+weak_alias (__fdiml, fdiml)
diff --git a/sysdeps/i386/i686/fpu/s_fmax.S b/sysdeps/i386/i686/fpu/s_fmax.S
new file mode 100644
index 0000000000..3639ba7470
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fmax.S
@@ -0,0 +1,40 @@
+/* Compute maximum of two numbers, regarding NaN as missing argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fmax)
+ fldl 4(%esp) // x
+ fldl 12(%esp) // x : y
+
+ fucomi %st(0), %st
+ fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
+
+ fxch
+
+ fucomi %st(1), %st
+ fcmovb %st(1), %st
+
+ fstp %st(1)
+
+ ret
+END(__fmax)
+weak_alias (__fmax, fmax)
diff --git a/sysdeps/i386/i686/fpu/s_fmaxf.S b/sysdeps/i386/i686/fpu/s_fmaxf.S
new file mode 100644
index 0000000000..ad948d0b62
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fmaxf.S
@@ -0,0 +1,40 @@
+/* Compute maximum of two numbers, regarding NaN as missing argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fmaxf)
+ flds 4(%esp) // x
+ flds 8(%esp) // x : y
+
+ fucomi %st(0), %st
+ fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
+
+ fxch
+
+ fucomi %st(1), %st
+ fcmovb %st(1), %st
+
+ fstp %st(1)
+
+ ret
+END(__fmaxf)
+weak_alias (__fmaxf, fmaxf)
diff --git a/sysdeps/i386/i686/fpu/s_fmaxl.S b/sysdeps/i386/i686/fpu/s_fmaxl.S
new file mode 100644
index 0000000000..14859b0a6d
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fmaxl.S
@@ -0,0 +1,40 @@
+/* Compute maximum of two numbers, regarding NaN as missing argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fmaxl)
+ fldt 4(%esp) // x
+ fldt 16(%esp) // x : y
+
+ fucomi %st(0), %st
+ fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
+
+ fxch
+
+ fucomi %st(1), %st
+ fcmovb %st(1), %st
+
+ fstp %st(1)
+
+ ret
+END(__fmaxl)
+weak_alias (__fmaxl, fmaxl)
diff --git a/sysdeps/i386/i686/fpu/s_fmin.S b/sysdeps/i386/i686/fpu/s_fmin.S
new file mode 100644
index 0000000000..383e9579f6
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fmin.S
@@ -0,0 +1,38 @@
+/* Compute minimum of two numbers, regarding NaN as missing argument.
+ Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fmin)
+ fldl 4(%esp) // x
+ fldl 12(%esp) // x : y
+
+ fucomi %st(0), %st
+ fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
+
+ fucomi %st(1), %st
+ fcmovnb %st(1), %st
+
+ fstp %st(1)
+
+ ret
+END(__fmin)
+weak_alias (__fmin, fmin)
diff --git a/sysdeps/i386/i686/fpu/s_fminf.S b/sysdeps/i386/i686/fpu/s_fminf.S
new file mode 100644
index 0000000000..f3dae00377
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fminf.S
@@ -0,0 +1,38 @@
+/* Compute minimum of two numbers, regarding NaN as missing argument.
+ Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fminf)
+ flds 4(%esp) // x
+ flds 8(%esp) // x : y
+
+ fucomi %st(0), %st
+ fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
+
+ fucomi %st(1), %st
+ fcmovnb %st(1), %st
+
+ fstp %st(1)
+
+ ret
+END(__fminf)
+weak_alias (__fminf, fminf)
diff --git a/sysdeps/i386/i686/fpu/s_fminl.S b/sysdeps/i386/i686/fpu/s_fminl.S
new file mode 100644
index 0000000000..f125531112
--- /dev/null
+++ b/sysdeps/i386/i686/fpu/s_fminl.S
@@ -0,0 +1,38 @@
+/* Compute minimum of two numbers, regarding NaN as missing argument.
+ Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+ .text
+ENTRY(__fminl)
+ fldt 4(%esp) // x
+ fldt 16(%esp) // x : y
+
+ fucomi %st(0), %st
+ fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
+
+ fucomi %st(1), %st
+ fcmovnb %st(1), %st
+
+ fstp %st(1)
+
+ ret
+END(__fminl)
+weak_alias (__fminl, fminl)