mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-26 20:51:11 +00:00
99c7f8700d
Handle prelinked libraries and binaries with new style PLT. 2005-06-07 Jakub Jelinek <jakub@redhat.com> * elf/elf.h (R_PPC_REL16, R_PPC_REL16_LO, R_PPC_REL16_HI, R_PPC_REL16_HA): Define. 2005-06-14 Alan Modra <amodra@bigpond.net.au> * config.h.in (HAVE_ASM_PPC_REL16): Add. * elf/elf.h (DT_PPC_GOT, DT_PPC_NUM): Define. * elf/tls-macros.h (PowerPC32): Include config.h. Add variants of TLS_IE, TLS_LD and TLS_GD for new PLT/GOT layout. * sysdeps/powerpc/powerpc32/configure.in: New file, * sysdeps/powerpc/powerpc32/dl-dtprocnum.h: New file. * sysdeps/powerpc/powerpc32/dl-machine.h (DT_PPC): Define. (ppc_got): New inline function. (elf_machine_dynamic): Use ppc_got. Add attribute const. (elf_machine_load_address): Add attribute const. Don't use int vars. Use bcl rather than bl to save trashing branch target stack. Use elf_machine_dynamic rather than duplicating code here. (elf_machine_runtime_setup): New inline function replacing define. Handle new PLT. (elf_machine_fixup_plt): Handle new PLT. (elf_machine_rela): Likewise. * sysdeps/powerpc/powerpc32/sysdep.h: Include config.h. (CALL_MCOUNT): Don't set up counter vars. * sysdeps/powerpc/powerpc32/ppc-mcount.S: Correct comment. * sysdeps/powerpc/powerpc32/elf/start.S (start_addressesp): Don't define when HAVE_ASM_PPC_REL16. (_start): Add HAVE_ASM_PPC_REL16 code. * sysdeps/powerpc/powerpc32/dl-start.S (_dl_start_user): Don't bl into the GOT when HAVE_ASM_PPC_REL16. * sysdeps/powerpc/powerpc32/memset.S (memset): Likewise. * sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S (__longjmp): Ditto. * sysdeps/powerpc/powerpc32/fpu/s_ceil.S (__ceil): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_ceilf.S (__ceilf): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_floor.S (__floor): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_floorf.S (__floorf): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_lround.S (__lround): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_rint.S (__rint): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_rintf.S (__rintf): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_round.S (__round): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_roundf.S (__roundf): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_trunc.S (__trunc): Likewise. * sysdeps/powerpc/powerpc32/fpu/s_truncf.S (__truncf): Likewise. * sysdeps/powerpc/powerpc32/fpu/setjmp-common.S (__sigsetjmp): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S (__brk): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S (__getcontext): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S (__setcontext): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S (__swapcontext): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/socket.S (stackblock): Comment. (__socket): Bomb if NARGS >= 7. Invoke CGOTSETUP and CGOTRESTORE. 2005-06-17 Ulrich Drepper <drepper@redhat.com> * sysdeps/posix/sigignore.c: Include <string.h> to tell the compiler to use __GI_memset. * sysdeps/posix/signal.c: Likewise. * sysdeps/posix/sigset.c: Likewise. * sysdeps/posix/sysv_signal.c: Likewise. * sysdeps/unix/sysv/linux/sleep.c: Likewise. * sysdeps/unix/sysv/linux/sysctl.c: Likewise. * sysdeps/unix/sysv/linux/system.c: Likewise.
75 lines
2.0 KiB
ArmAsm
75 lines
2.0 KiB
ArmAsm
/* float ceil function. PowerPC32 version.
|
|
Copyright (C) 2004 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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <sysdep.h>
|
|
|
|
.section .rodata.cst4,"aM",@progbits,4
|
|
.align 2
|
|
.LC0: /* 2**23 */
|
|
.long 0x4b000000
|
|
|
|
.section ".text"
|
|
ENTRY (__ceilf)
|
|
mffs fp11 /* Save current FPU rounding mode. */
|
|
#ifdef SHARED
|
|
mflr r11
|
|
# ifdef HAVE_ASM_PPC_REL16
|
|
bcl 20,31,1f
|
|
1: mflr r9
|
|
addis r9,r9,.LC0-1b@ha
|
|
mtlr r11
|
|
lfs fp13,.LC0-1b@l(r9)
|
|
# else
|
|
bl _GLOBAL_OFFSET_TABLE_@local-4
|
|
mflr r10
|
|
lwz r9,.LC0@got(10)
|
|
mtlr r11
|
|
lfs fp13,0(r9)
|
|
# endif
|
|
#else
|
|
lis r9,.LC0@ha
|
|
lfs fp13,.LC0@l(r9)
|
|
#endif
|
|
fabs fp0,fp1
|
|
fsubs fp12,fp13,fp13 /* generate 0.0 */
|
|
fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */
|
|
fcmpu cr6,fp1,fp12 /* if (x > 0.0) */
|
|
bnllr- cr7
|
|
mtfsfi 7,2 /* Set rounding mode toward +inf. */
|
|
ble- cr6,.L4
|
|
fadds fp1,fp1,fp13 /* x+= TWO23; */
|
|
fsubs fp1,fp1,fp13 /* x-= TWO23; */
|
|
fabs fp1,fp1 /* if (x == 0.0) */
|
|
/* x = 0.0; */
|
|
mtfsf 0x01,fp11 /* restore previous rounding mode. */
|
|
blr
|
|
.L4:
|
|
bge- cr6,.L9 /* if (x < 0.0) */
|
|
fsubs fp1,fp1,fp13 /* x-= TWO23; */
|
|
fadds fp1,fp1,fp13 /* x+= TWO23; */
|
|
fnabs fp1,fp1 /* if (x == 0.0) */
|
|
/* x = -0.0; */
|
|
.L9:
|
|
mtfsf 0x01,fp11 /* restore previous rounding mode. */
|
|
blr
|
|
END (__ceilf)
|
|
|
|
weak_alias (__ceilf, ceilf)
|
|
|