diff options
Diffstat (limited to 'sysdeps/powerpc')
| -rw-r--r-- | sysdeps/powerpc/powerpc32/power4/hp-timing.c | 24 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/power4/hp-timing.h | 24 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/Makefile | 5 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/hp-timing.c | 24 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/hp-timing.h | 23 |
5 files changed, 0 insertions, 100 deletions
diff --git a/sysdeps/powerpc/powerpc32/power4/hp-timing.c b/sysdeps/powerpc/powerpc32/power4/hp-timing.c deleted file mode 100644 index fcf5e45..0000000 --- a/sysdeps/powerpc/powerpc32/power4/hp-timing.c +++ /dev/null @@ -1,24 +0,0 @@ -/* Support for high precision, low overhead timing functions. - powerpc64 version. - Copyright (C) 2005-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. - - 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 <hp-timing.h> - -/* We have to define the variable for the overhead. */ -hp_timing_t _dl_hp_timing_overhead; diff --git a/sysdeps/powerpc/powerpc32/power4/hp-timing.h b/sysdeps/powerpc/powerpc32/power4/hp-timing.h index cd296c5..702efac 100644 --- a/sysdeps/powerpc/powerpc32/power4/hp-timing.h +++ b/sysdeps/powerpc/powerpc32/power4/hp-timing.h @@ -45,9 +45,6 @@ - HP_TIMING_NOW: place timestamp for current time in variable given as parameter. - - HP_TIMING_DIFF_INIT: do whatever is necessary to be able to use the - HP_TIMING_DIFF macro. - - HP_TIMING_DIFF: compute difference between two times and store it in a third. Source and destination might overlap. @@ -88,27 +85,6 @@ typedef unsigned long long int hp_timing_t; Var = ((hp_timing_t) hi << 32) | lo; \ } while (0) - -/* Use two 'mftb' instructions in a row to find out how long it takes. - On current POWER4, POWER5, and 970 processors mftb take ~10 cycles. */ -#define HP_TIMING_DIFF_INIT() \ - do { \ - if (GLRO(dl_hp_timing_overhead) == 0) \ - { \ - int __cnt = 5; \ - GLRO(dl_hp_timing_overhead) = ~0ull; \ - do \ - { \ - hp_timing_t __t1, __t2; \ - HP_TIMING_NOW (__t1); \ - HP_TIMING_NOW (__t2); \ - if (__t2 - __t1 < GLRO(dl_hp_timing_overhead)) \ - GLRO(dl_hp_timing_overhead) = __t2 - __t1; \ - } \ - while (--__cnt > 0); \ - } \ - } while (0) - /* It's simple arithmetic in 64-bit. */ #define HP_TIMING_DIFF(Diff, Start, End) (Diff) = ((End) - (Start)) diff --git a/sysdeps/powerpc/powerpc64/Makefile b/sysdeps/powerpc/powerpc64/Makefile index 171e89b..9d15db0 100644 --- a/sysdeps/powerpc/powerpc64/Makefile +++ b/sysdeps/powerpc/powerpc64/Makefile @@ -35,11 +35,6 @@ CFLAGS-rtld-memmove.os = $(no-special-regs) CFLAGS-rtld-memchr.os = $(no-special-regs) CFLAGS-rtld-strnlen.os = $(no-special-regs) -ifeq ($(subdir),csu) -sysdep_routines += hp-timing -elide-routines.os += hp-timing -endif - ifeq ($(subdir),elf) # help gcc inline asm code from dl-machine.h +cflags += -finline-limit=2000 diff --git a/sysdeps/powerpc/powerpc64/hp-timing.c b/sysdeps/powerpc/powerpc64/hp-timing.c deleted file mode 100644 index fcf5e45..0000000 --- a/sysdeps/powerpc/powerpc64/hp-timing.c +++ /dev/null @@ -1,24 +0,0 @@ -/* Support for high precision, low overhead timing functions. - powerpc64 version. - Copyright (C) 2005-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. - - 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 <hp-timing.h> - -/* We have to define the variable for the overhead. */ -hp_timing_t _dl_hp_timing_overhead; diff --git a/sysdeps/powerpc/powerpc64/hp-timing.h b/sysdeps/powerpc/powerpc64/hp-timing.h index 4cad90a..7241b9b 100644 --- a/sysdeps/powerpc/powerpc64/hp-timing.h +++ b/sysdeps/powerpc/powerpc64/hp-timing.h @@ -45,9 +45,6 @@ - HP_TIMING_NOW: place timestamp for current time in variable given as parameter. - - HP_TIMING_DIFF_INIT: do whatever is necessary to be able to use the - HP_TIMING_DIFF macro. - - HP_TIMING_DIFF: compute difference between two times and store it in a third. Source and destination might overlap. @@ -80,26 +77,6 @@ typedef unsigned long long int hp_timing_t; #define HP_TIMING_NOW(Var) __asm__ __volatile__ ("mftb %0" : "=r" (Var)) #endif -/* Use two 'mftb' instructions in a row to find out how long it takes. - On current POWER4, POWER5, and 970 processors mftb take ~10 cycles. */ -#define HP_TIMING_DIFF_INIT() \ - do { \ - if (GLRO(dl_hp_timing_overhead) == 0) \ - { \ - int __cnt = 5; \ - GLRO(dl_hp_timing_overhead) = ~0ull; \ - do \ - { \ - hp_timing_t __t1, __t2; \ - HP_TIMING_NOW (__t1); \ - HP_TIMING_NOW (__t2); \ - if (__t2 - __t1 < GLRO(dl_hp_timing_overhead)) \ - GLRO(dl_hp_timing_overhead) = __t2 - __t1; \ - } \ - while (--__cnt > 0); \ - } \ - } while (0) - /* It's simple arithmetic in 64-bit. */ #define HP_TIMING_DIFF(Diff, Start, End) (Diff) = ((End) - (Start)) |