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[PATCH 28/36] PowerPC: floor/floorf multilib for PowerPC32
- From: Adhemerval Zanella <azanella at linux dot vnet dot ibm dot com>
- To: "GNU C. Library" <libc-alpha at sourceware dot org>
- Date: Mon, 19 Aug 2013 18:29:29 -0300
- Subject: [PATCH 28/36] PowerPC: floor/floorf multilib for PowerPC32
- References: <52127ABC dot 40008 at linux dot vnet dot ibm dot com>
2013-08-19 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc32/power5+/fpu/s_floor.S: Move to ...
* sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor-power5+.S: ... here.
(__floor): Rename symbol to __floor_power5plus and remove strong_alias,
weak_alias and compat_symbol definitions.
* sysdeps/powerpc/powerpc32/power5+/fpu/s_floorf.S: Move to ...
* sysdeps/powerpc32/fpu/multiarch/s_floorf-power5+.S: ... here.
(__floorf): Rename symbol to __floorf_power5plus and remove weak_alias
definition.
* sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor-ppc32.S: New file:
default floor implementation for PPC32.
* sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf-ppc32.S: New file:
default floorf implementation for PPC32.
* sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor.c: New file:
multiarch floor for PPC32.
* sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf.c: New file:
multiarch floorf for PPC32.
* sysdeps/powerpc/powerpc32/fpu/multiarch/Makefile: Add floor and
floorf objects.
--
diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc32/fpu/multiarch/Makefile
index 9021e02..63f3807 100644
--- a/sysdeps/powerpc/powerpc32/fpu/multiarch/Makefile
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/Makefile
@@ -14,7 +14,9 @@ libm-sysdep_routines += s_llrintf-power6 s_llrintf-power4 s_llrintf-ppc32 \
s_isnanf-power5 s_isnanf-ppc32 s_isinf-power7 \
s_isinf-ppc32 s_isinff-ppc32 s_finite-power7 \
s_finite-ppc32 s_finitef-ppc32 s_ceil-power5+ \
- s_ceil-ppc32 s_ceilf-power5+ s_ceilf-ppc32
+ s_ceil-ppc32 s_ceilf-power5+ s_ceilf-ppc32 \
+ s_floor-power5+ s_floor-ppc32 s_floorf-power5+ \
+ s_floorf-ppc32
CFLAGS-s_llround.c = -fno-builtin-llroundf
endif
diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor-power5+.S b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor-power5+.S
new file mode 100644
index 0000000..c9515df
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor-power5+.S
@@ -0,0 +1,26 @@
+/* floor function. PowerPC32/power5+ version.
+ Copyright (C) 2006-2013 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+ .machine "power5"
+EALIGN (__floor_power5plus, 4, 0)
+ frim fp1, fp1
+ blr
+END (__floor_power5plus)
diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor-ppc32.S b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor-ppc32.S
new file mode 100644
index 0000000..bfc6c0b
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor-ppc32.S
@@ -0,0 +1,31 @@
+/* floor function. PowerPC32 default version.
+ Copyright (C) 2013 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+#undef weak_alias
+#define weak_alias(a,b)
+#undef strong_alias
+#define strong_alias(a,b)
+#undef compat_symbol
+#define compat_symbol(a,b,c,d)
+
+#define __floor __floor_ppc32
+
+#include <sysdeps/powerpc/powerpc32/fpu/s_floor.S>
diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor.c
new file mode 100644
index 0000000..c56e067
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floor.c
@@ -0,0 +1,40 @@
+/* Multiple versions of floor.
+ Copyright (C) 2013 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+#include <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__floor) __floor_ppc32 attribute_hidden;
+extern __typeof (__floor) __floor_power5plus attribute_hidden;
+
+libc_ifunc (__floor,
+ (hwcap & PPC_FEATURE_POWER5_PLUS)
+ ? __floor_power5plus
+ : __floor_ppc32);
+
+weak_alias (__floor, floor)
+
+#ifdef NO_LONG_DOUBLE
+strong_alias (__floor, __floorl)
+weak_alias (__floor, floorl)
+#endif
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
+compat_symbol (libm, __floor, floorl, GLIBC_2_0);
+#endif
diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf-power5+.S b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf-power5+.S
new file mode 100644
index 0000000..bece550
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf-power5+.S
@@ -0,0 +1,26 @@
+/* floorf function. PowerPC32/power5+ version.
+ Copyright (C) 2006-2013 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+
+ .machine "power5"
+EALIGN (__floorf_power5plus, 4, 0)
+ frim fp1, fp1 /* The rounding instructions are double. */
+ frsp fp1, fp1 /* But we need to set ooverflow for float. */
+ blr
+END (__floorf_power5plus)
diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf-ppc32.S b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf-ppc32.S
new file mode 100644
index 0000000..5ea62cc
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf-ppc32.S
@@ -0,0 +1,27 @@
+/* floorf function. PowerPC32 default version.
+ Copyright (C) 2013 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+#undef weak_alias
+#define weak_alias(a,b)
+
+#define __floorf __floorf_ppc32
+
+#include <sysdeps/powerpc/powerpc32/fpu/s_floorf.S>
diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf.c
new file mode 100644
index 0000000..df73148
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_floorf.c
@@ -0,0 +1,32 @@
+/* Multiple versions of floorf.
+ Copyright (C) 2013 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+#include <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__floorf) __floorf_ppc32 attribute_hidden;
+extern __typeof (__floorf) __floorf_power5plus attribute_hidden;
+
+libc_ifunc (__floorf,
+ (hwcap & PPC_FEATURE_POWER5_PLUS)
+ ? __floorf_power5plus
+ : __floorf_ppc32);
+
+weak_alias (__floorf, floorf)
diff --git a/sysdeps/powerpc/powerpc32/power5+/fpu/s_floor.S b/sysdeps/powerpc/powerpc32/power5+/fpu/s_floor.S
deleted file mode 100644
index 215c67c..0000000
--- a/sysdeps/powerpc/powerpc32/power5+/fpu/s_floor.S
+++ /dev/null
@@ -1,36 +0,0 @@
-/* floor function. PowerPC32/power5+ version.
- Copyright (C) 2006-2013 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
- <http://www.gnu.org/licenses/>. */
-
-#include <sysdep.h>
-#include <math_ldbl_opt.h>
-
- .machine "power5"
-EALIGN (__floor, 4, 0)
- frim fp1, fp1
- blr
- END (__floor)
-
-weak_alias (__floor, floor)
-
-#ifdef NO_LONG_DOUBLE
-weak_alias (__floor, floorl)
-strong_alias (__floor, __floorl)
-#endif
-#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
-compat_symbol (libm, __floor, floorl, GLIBC_2_0)
-#endif
diff --git a/sysdeps/powerpc/powerpc32/power5+/fpu/s_floorf.S b/sysdeps/powerpc/powerpc32/power5+/fpu/s_floorf.S
deleted file mode 100644
index eb228da..0000000
--- a/sysdeps/powerpc/powerpc32/power5+/fpu/s_floorf.S
+++ /dev/null
@@ -1,29 +0,0 @@
-/* floorf function. PowerPC32/power5+ version.
- Copyright (C) 2006-2013 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
- <http://www.gnu.org/licenses/>. */
-
-#include <sysdep.h>
-
- .machine "power5"
-EALIGN (__floorf, 4, 0)
- frim fp1, fp1 /* The rounding instructions are double. */
- frsp fp1, fp1 /* But we need to set ooverflow for float. */
- blr
- END (__floorf)
-
-weak_alias (__floorf, floorf)
-
--
1.7.1