mirror of
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* sysdeps/powerpc/powerpc32/fpu/s_ceil.S (TWO52.0): Delete.
* sysdeps/powerpc/powerpc32/fpu/s_ceilf.S (TWO23.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_floor.S (TWO52.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_floorf.S (TWO23.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_lround.S: Comment typo. (NEGZERO.0, POINTFIVE.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_rint.S (TWO52.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_rintf.S (TWO23.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_round.S (__round): Code in .text. (TWO52.0, POINTFIVE.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_roundf.S (__roundf): Code in .text. (TWO23.0, POINTFIVE.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_trunc.S (__trunc): Code in .text. (TWO52.0): Delete. * sysdeps/powerpc/powerpc32/fpu/s_truncf.S (__truncf): Code in .text. (TWO23.0): Delete. * sysdeps/powerpc/powerpc32/memset.S (memset): Formatting.
This commit is contained in:
Ulrich Drepper
parent
363dd97627
commit
f7d78e18aa
20
ChangeLog
20
ChangeLog
@ -1,3 +1,23 @@
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2005-05-17 Alan Modra <amodra@bigpond.net.au>
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* sysdeps/powerpc/powerpc32/fpu/s_ceil.S (TWO52.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_ceilf.S (TWO23.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_floor.S (TWO52.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_floorf.S (TWO23.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_lround.S: Comment typo.
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(NEGZERO.0, POINTFIVE.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_rint.S (TWO52.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_rintf.S (TWO23.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_round.S (__round): Code in .text.
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(TWO52.0, POINTFIVE.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_roundf.S (__roundf): Code in .text.
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(TWO23.0, POINTFIVE.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_trunc.S (__trunc): Code in .text.
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(TWO52.0): Delete.
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* sysdeps/powerpc/powerpc32/fpu/s_truncf.S (__truncf): Code in .text.
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(TWO23.0): Delete.
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* sysdeps/powerpc/powerpc32/memset.S (memset): Formatting.
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2005-05-19 Richard Henderson <rth@redhat.com>
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* sysdeps/unix/clock_gettime.c (clock_gettime): Fix typo around
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@ -1,3 +1,9 @@
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2005-05-19 Richard Henderson <rth@redhat.com>
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* sysdeps/ia64/pspinlock.c (__pthread_spin_lock): Use
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__sync_val_compare_and_swap, not explicit _si variant.
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(__pthread_spin_trylock): Likewise.
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2005-05-05 Daniel Jacobowitz <dan@codesourcery.com>
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* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h: Remove explicit
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@ -1,3 +1,14 @@
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2005-05-20 Jakub Jelinek <jakub@redhat.com>
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* sysdeps/i386/tls.h (TLS_INIT_TCB_SIZE, TLS_INIT_TCB_ALIGN): Define to
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size/alignment of struct pthread rather than tcbhead_t.
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* sysdeps/x86_64/tls.h (TLS_INIT_TCB_SIZE, TLS_INIT_TCB_ALIGN):
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Likewise.
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* sysdeps/s390/tls.h (TLS_INIT_TCB_SIZE, TLS_INIT_TCB_ALIGN):
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Likewise.
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* sysdeps/sparc/tls.h (TLS_INIT_TCB_SIZE, TLS_INIT_TCB_ALIGN):
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Likewise.
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2005-05-19 Richard Henderson <rth@redhat.com>
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* sysdeps/ia64/pthread_spin_lock.c (pthread_spin_lock): Use
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@ -1,5 +1,5 @@
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/* Definition for thread-local data handling. nptl/i386 version.
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Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
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Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -102,11 +102,13 @@ union user_desc_init
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/* Get the thread descriptor definition. */
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# include <nptl/descr.h>
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/* This is the size of the initial TCB. */
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# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
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/* This is the size of the initial TCB. Can't be just sizeof (tcbhead_t),
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because NPTL getpid, __libc_alloca_cutoff etc. need (almost) the whole
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struct pthread even when not linked with -lpthread. */
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# define TLS_INIT_TCB_SIZE sizeof (struct pthread)
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/* Alignment requirements for the initial TCB. */
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# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
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# define TLS_INIT_TCB_ALIGN __alignof__ (struct pthread)
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/* This is the size of the TCB. */
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# define TLS_TCB_SIZE sizeof (struct pthread)
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@ -81,11 +81,13 @@ typedef struct
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/* Get the thread descriptor definition. */
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# include <nptl/descr.h>
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/* This is the size of the initial TCB. */
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# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
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/* This is the size of the initial TCB. Can't be just sizeof (tcbhead_t),
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because NPTL getpid, __libc_alloca_cutoff etc. need (almost) the whole
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struct pthread even when not linked with -lpthread. */
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# define TLS_INIT_TCB_SIZE sizeof (struct pthread)
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/* Alignment requirements for the initial TCB. */
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# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
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# define TLS_INIT_TCB_ALIGN __alignof__ (struct pthread)
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/* This is the size of the TCB. */
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# define TLS_TCB_SIZE sizeof (struct pthread)
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@ -69,11 +69,13 @@ typedef struct
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register struct pthread *__thread_self __asm__("%g7");
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/* This is the size of the initial TCB. */
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# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
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/* This is the size of the initial TCB. Can't be just sizeof (tcbhead_t),
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because NPTL getpid, __libc_alloca_cutoff etc. need (almost) the whole
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struct pthread even when not linked with -lpthread. */
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# define TLS_INIT_TCB_SIZE sizeof (struct pthread)
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/* Alignment requirements for the initial TCB. */
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# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
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# define TLS_INIT_TCB_ALIGN __alignof__ (struct pthread)
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/* This is the size of the TCB. */
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# define TLS_TCB_SIZE sizeof (struct pthread)
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@ -1,5 +1,5 @@
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/* Definition for thread-local data handling. nptl/x86_64 version.
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Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
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Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -82,11 +82,13 @@ typedef struct
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# endif
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#endif
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/* This is the size of the initial TCB. */
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# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
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/* This is the size of the initial TCB. Can't be just sizeof (tcbhead_t),
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because NPTL getpid, __libc_alloca_cutoff etc. need (almost) the whole
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struct pthread even when not linked with -lpthread. */
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# define TLS_INIT_TCB_SIZE sizeof (struct pthread)
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/* Alignment requirements for the initial TCB. */
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# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
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# define TLS_INIT_TCB_ALIGN __alignof__ (struct pthread)
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/* This is the size of the TCB. */
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# define TLS_TCB_SIZE sizeof (struct pthread)
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@ -19,14 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 3
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.type TWO52.0,@object
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.size TWO52.0,8
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TWO52.0:
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.long 0x43300000
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.long 0
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.section .rodata.cst8,"aM",@progbits,8
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.align 3
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.LC0: /* 2**52 */
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@ -19,13 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 2
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.type TWO23.0,@object
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.size TWO23.0,4
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TWO23.0:
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.long 0x4b000000
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.section .rodata.cst4,"aM",@progbits,4
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.align 2
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.LC0: /* 2**23 */
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@ -19,14 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 3
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.type TWO52.0,@object
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.size TWO52.0,8
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TWO52.0:
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.long 0x43300000
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.long 0
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.section .rodata.cst8,"aM",@progbits,8
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.align 3
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.LC0: /* 2**52 */
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@ -19,13 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 2
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.type TWO23.0,@object
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.size TWO23.0,4
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TWO23.0:
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.long 0x4b000000
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.section .rodata.cst4,"aM",@progbits,4
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.align 2
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.LC0: /* 2**23 */
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@ -19,19 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 3
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.type NEGZERO.0,@object
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.size NEGZERO.0,8
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NEGZERO.0:
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.long 0x00000000
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.long 0
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.type POINTFIVE.0,@object
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.size POINTFIVE.0,8
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POINTFIVE.0:
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.long 0x3fe00000
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.long 0
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.section .rodata.cst8,"aM",@progbits,8
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.align 3
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.LC0: /* 0.0 */
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@ -78,8 +65,8 @@ ENTRY (__lround)
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.L9:
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fctiwz fp2,fp1 /* Convert To Integer DW lround toward 0. */
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stfd fp2,-8(r1)
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nop /* Insure the following load is in a different dispatch group */
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nop /* to avoid pipe stall on POWER4&5. */
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nop /* Ensure the following load is in a different dispatch */
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nop /* group to avoid pipe stall on POWER4&5. */
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nop
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lwz r3,-4(r1)
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blr
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@ -22,14 +22,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 3
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.type TWO52.0,@object
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.size TWO52.0,8
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TWO52.0:
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.long 0x43300000
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.long 0
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.section .rodata.cst8,"aM",@progbits,8
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.align 3
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.LC0: /* 2**52 */
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@ -19,14 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 2
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.type TWO23.0,@object
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.size TWO23.0,4
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TWO23.0:
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.long 0x4b000000
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.section .rodata.cst4,"aM",@progbits,4
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.align 2
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.LC0: /* 2**23 */
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@ -19,19 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 3
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.type TWO52.0,@object
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.size TWO52.0,8
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TWO52.0:
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.long 0x43300000
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.long 0
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.type POINTFIVE.0,@object
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.size POINTFIVE.0,8
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POINTFIVE.0:
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.long 0x3fe00000
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.long 0
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.section .rodata.cst8,"aM",@progbits,8
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.align 3
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.LC0: /* 2**52 */
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@ -51,6 +38,7 @@ POINTFIVE.0:
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"Round toward Zero" mode and round by adding +-0.5 before rounding
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to the integer value. */
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.section ".text"
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ENTRY (__round)
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mffs fp11 /* Save current FPU rounding mode. */
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#ifdef SHARED
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@ -19,17 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 2
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.type TWO23.0,@object
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.size TWO23.0,4
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TWO23.0:
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.long 0x4b000000
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.type POINTFIVE.0,@object
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.size POINTFIVE.0,4
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POINTFIVE.0:
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.long 0x3f000000
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.section .rodata.cst4,"aM",@progbits,4
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.align 2
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.LC0: /* 2**23 */
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@ -47,6 +36,7 @@ POINTFIVE.0:
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"Round toward Zero" mode and round by adding +-0.5 before rounding
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to the integer value. */
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.section ".text"
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ENTRY (__roundf )
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mffs fp11 /* Save current FPU rounding mode. */
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#ifdef SHARED
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@ -19,14 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 3
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.type TWO52.0,@object
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.size TWO52.0,8
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TWO52.0:
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.long 0x43300000
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.long 0
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.section .rodata.cst8,"aM",@progbits,8
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.align 3
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.LC0: /* 2**52 */
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@ -40,6 +32,7 @@ TWO52.0:
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We set "round toward Zero" mode and trunc by adding +-2**52 then
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subtracting +-2**52. */
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.section ".text"
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ENTRY (__trunc)
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mffs fp11 /* Save current FPU rounding mode. */
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#ifdef SHARED
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@ -19,13 +19,6 @@
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#include <sysdep.h>
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.section .rodata
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.align 2
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.type TWO23.0,@object
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.size TWO23.0,2
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TWO23.0:
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.long 0x4b000000
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.section .rodata.cst4,"aM",@progbits,4
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.align 2
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.LC0: /* 2**23 */
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@ -38,6 +31,7 @@ TWO23.0:
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We set "round toward Zero" mode and trunc by adding +-2**23 then
|
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subtracting +-2**23. */
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|
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.section ".text"
|
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ENTRY (__truncf)
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mffs fp11 /* Save current FPU rounding mode. */
|
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#ifdef SHARED
|
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|
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@ -140,7 +140,7 @@ L(nondcbz):
|
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|
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/* We can't use dcbz here as we don't know the cache line size. We can
|
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use "data cache block touch for store", which is safe. */
|
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L(c3): dcbtst rNEG64, rMEMP
|
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L(c3): dcbtst rNEG64, rMEMP
|
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stw rCHR, -4(rMEMP)
|
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stw rCHR, -8(rMEMP)
|
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stw rCHR, -12(rMEMP)
|
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@ -166,7 +166,7 @@ L(cloopdone):
|
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add rMEMP, rMEMP, rALIGN
|
||||
b L(medium_tail2) /* 72nd instruction from .align */
|
||||
|
||||
.align 5
|
||||
.align 5
|
||||
nop
|
||||
/* Clear cache lines of memory in 128-byte chunks.
|
||||
This code is optimized for processors with 32-byte cache lines.
|
||||
@ -200,7 +200,7 @@ L(zloop):
|
||||
beqlr cr5
|
||||
b L(medium_tail2)
|
||||
|
||||
.align 5
|
||||
.align 5
|
||||
L(small):
|
||||
/* Memset of 4 bytes or less. */
|
||||
cmplwi cr5, rLEN, 1
|
||||
@ -218,7 +218,7 @@ L(small):
|
||||
blr
|
||||
|
||||
/* Memset of 0-31 bytes. */
|
||||
.align 5
|
||||
.align 5
|
||||
L(medium):
|
||||
cmplwi cr1, rLEN, 16
|
||||
L(medium_tail2):
|
||||
@ -258,70 +258,70 @@ L(medium_28t):
|
||||
|
||||
L(checklinesize):
|
||||
#ifdef SHARED
|
||||
mflr rTMP
|
||||
mflr rTMP
|
||||
/* If the remaining length is less the 32 bytes then don't bother getting
|
||||
the cache line size. */
|
||||
the cache line size. */
|
||||
beq L(medium)
|
||||
/* Establishes GOT addressability so we can load __cache_line_size
|
||||
from static. This value was set from the aux vector during startup. */
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr rGOT
|
||||
lwz rGOT,__cache_line_size@got(rGOT)
|
||||
lwz rCLS,0(rGOT)
|
||||
mtlr rTMP
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr rGOT
|
||||
lwz rGOT,__cache_line_size@got(rGOT)
|
||||
lwz rCLS,0(rGOT)
|
||||
mtlr rTMP
|
||||
#else
|
||||
/* Load __cache_line_size from static. This value was set from the
|
||||
aux vector during startup. */
|
||||
lis rCLS,__cache_line_size@ha
|
||||
lis rCLS,__cache_line_size@ha
|
||||
/* If the remaining length is less the 32 bytes then don't bother getting
|
||||
the cache line size. */
|
||||
the cache line size. */
|
||||
beq L(medium)
|
||||
lwz rCLS,__cache_line_size@l(rCLS)
|
||||
lwz rCLS,__cache_line_size@l(rCLS)
|
||||
#endif
|
||||
|
||||
/*If the cache line size was not set then goto to L(nondcbz), which is
|
||||
safe for any cache line size. */
|
||||
cmplwi cr1,rCLS,0
|
||||
/* If the cache line size was not set then goto to L(nondcbz), which is
|
||||
safe for any cache line size. */
|
||||
cmplwi cr1,rCLS,0
|
||||
beq cr1,L(nondcbz)
|
||||
|
||||
/* If the cache line size is 32 bytes then goto to L(zloopstart),
|
||||
which is coded specificly for 32-byte lines (and 601). */
|
||||
cmplwi cr1,rCLS,32
|
||||
which is coded specificly for 32-byte lines (and 601). */
|
||||
cmplwi cr1,rCLS,32
|
||||
beq cr1,L(zloopstart)
|
||||
|
||||
/* Now we know the cache line size and it is not 32-bytes. However
|
||||
we may not yet be aligned to the cache line and may have a partial
|
||||
line to fill. Touch it 1st to fetch the cache line. */
|
||||
dcbtst 0,rMEMP
|
||||
we may not yet be aligned to the cache line and may have a partial
|
||||
line to fill. Touch it 1st to fetch the cache line. */
|
||||
dcbtst 0,rMEMP
|
||||
|
||||
addi rCLM,rCLS,-1
|
||||
addi rCLM,rCLS,-1
|
||||
L(getCacheAligned):
|
||||
cmplwi cr1,rLEN,32
|
||||
and. rTMP,rCLM,rMEMP
|
||||
blt cr1,L(handletail32)
|
||||
beq L(cacheAligned)
|
||||
cmplwi cr1,rLEN,32
|
||||
and. rTMP,rCLM,rMEMP
|
||||
blt cr1,L(handletail32)
|
||||
beq L(cacheAligned)
|
||||
/* We are not aligned to start of a cache line yet. Store 32-byte
|
||||
of data and test again. */
|
||||
addi rMEMP,rMEMP,32
|
||||
addi rLEN,rLEN,-32
|
||||
stw rCHR,-32(rMEMP)
|
||||
stw rCHR,-28(rMEMP)
|
||||
stw rCHR,-24(rMEMP)
|
||||
stw rCHR,-20(rMEMP)
|
||||
stw rCHR,-16(rMEMP)
|
||||
stw rCHR,-12(rMEMP)
|
||||
stw rCHR,-8(rMEMP)
|
||||
stw rCHR,-4(rMEMP)
|
||||
b L(getCacheAligned)
|
||||
addi rMEMP,rMEMP,32
|
||||
addi rLEN,rLEN,-32
|
||||
stw rCHR,-32(rMEMP)
|
||||
stw rCHR,-28(rMEMP)
|
||||
stw rCHR,-24(rMEMP)
|
||||
stw rCHR,-20(rMEMP)
|
||||
stw rCHR,-16(rMEMP)
|
||||
stw rCHR,-12(rMEMP)
|
||||
stw rCHR,-8(rMEMP)
|
||||
stw rCHR,-4(rMEMP)
|
||||
b L(getCacheAligned)
|
||||
|
||||
/* Now we are aligned to the cache line and can use dcbz. */
|
||||
L(cacheAligned):
|
||||
cmplw cr1,rLEN,rCLS
|
||||
blt cr1,L(handletail32)
|
||||
dcbz 0,rMEMP
|
||||
subf rLEN,rCLS,rLEN
|
||||
add rMEMP,rMEMP,rCLS
|
||||
b L(cacheAligned)
|
||||
cmplw cr1,rLEN,rCLS
|
||||
blt cr1,L(handletail32)
|
||||
dcbz 0,rMEMP
|
||||
subf rLEN,rCLS,rLEN
|
||||
add rMEMP,rMEMP,rCLS
|
||||
b L(cacheAligned)
|
||||
|
||||
/* We are here because; the cache line size was set, it was not
|
||||
32-bytes, and the remainder (rLEN) is now less than the actual cache
|
||||
@ -329,7 +329,7 @@ L(cacheAligned):
|
||||
store the remaining bytes. */
|
||||
L(handletail32):
|
||||
clrrwi. rALIGN, rLEN, 5
|
||||
b L(nondcbz)
|
||||
b L(nondcbz)
|
||||
|
||||
END (BP_SYM (memset))
|
||||
libc_hidden_builtin_def (memset)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user