diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2004-02-14 05:16:57 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-02-14 05:16:57 +0000 |
| commit | 5c76ff279fa8fd1425b86a39fe75507660cc0b5c (patch) | |
| tree | 420bed38e7d88b534f57f82497cc0dd77a26b936 /sysdeps | |
| parent | 9f8765bc46dbb4991dc20905c5d10d867956d489 (diff) | |
| download | glibc-5c76ff279fa8fd1425b86a39fe75507660cc0b5c.tar.gz glibc-5c76ff279fa8fd1425b86a39fe75507660cc0b5c.tar.xz glibc-5c76ff279fa8fd1425b86a39fe75507660cc0b5c.zip | |
Update.
2004-02-13 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/powerpc/powerpc64/__longjmp-common.S: New file. * sysdeps/powerpc/powerpc64/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc64/bsd-_setjmp.S [NOT_IN_libc](_setjmp): Non-versioned _setjmp for rtld-_setjmp. [!NOT_IN_libc](__vmx_setjmp): Branch to __vmx__sigsetjmp and define as default version of _setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx_setjmp): Original version of _setjmp. * sysdeps/powerpc/powerpc64/bsd-setjmp.S (__vmxsetjmp): Branch to __vmx__sigsetjmp and define as default version of setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmxsetjmp): Original version of setjmp. * sysdeps/powerpc/powerpc64/setjmp-common.S: New file. * sysdeps/powerpc/powerpc64/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/powerpc32/__longjmp-common.S: New File * sysdeps/powerpc/powerpc32/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc32/bsd-_setjmp.S [NOT_IN_libc](_setjmp): Non-versioned _setjmp for rtld-_setjmp. [!NOT_IN_libc](__vmx_setjmp): Branch to __vmx__sigsetjmp and define as default version of _setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx_setjmp): Original version of _setjmp. * sysdeps/powerpc/powerpc32/bsd-setjmp.S (__vmxsetjmp): Branch to __vmx__sigsetjmp and define as default version of setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmxsetjmp): Original version of setjmp. * sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S: New file. * sysdeps/powerpc/powerpc32/fpu/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: New file. * sysdeps/powerpc/powerpc32/fpu/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/powerpc32/setjmp-common.S: New file. * sysdeps/powerpc/powerpc32/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/Dist: New File. * sysdeps/powerpc/Makefile (sysdep_routines): Add novmx-longjmp.c and novmx-sigjmp.c * sysdeps/powerpc/Versions (libc): To GLIBC_2.3_4 add _longjmp, __sigsetjmp, _setjmp, longjmp, and setjmp. To GLIBC_PRIVATE add __novmx__libc_longjmp, __novmx__libc_siglongjmp, __vmx__libc_longjmp, and __vmx__libc_siglongjmp. * sysdeps/powerpc/bits/setjmp.h: Define JB_VRSAVE, JB_VRS, and adjust JB_SIZE to add VMX regs to __jmp_buf. * sysdeps/powerpc/longjmp.c: New file. * sysdeps/powerpc/novmxsetjmp.h: New file. * sysdeps/powerpc/novmx-longjmp.c: New file. * sysdeps/powerpc/novmx-sigjmp.c: New file. * sysdeps/powerpc/sigjmp.c: New file.
Diffstat (limited to 'sysdeps')
25 files changed, 1452 insertions, 336 deletions
diff --git a/sysdeps/powerpc/Dist b/sysdeps/powerpc/Dist new file mode 100644 index 0000000000..ba909df26f --- /dev/null +++ b/sysdeps/powerpc/Dist @@ -0,0 +1,2 @@ +novmx-longjmp.c +novmx-sigjmp.c diff --git a/sysdeps/powerpc/Makefile b/sysdeps/powerpc/Makefile index f0b37bbdf9..616458f136 100644 --- a/sysdeps/powerpc/Makefile +++ b/sysdeps/powerpc/Makefile @@ -18,6 +18,12 @@ sysdep_routines += dl-machine sysdep-rtld-routines += dl-machine endif +ifeq ($(subdir),setjmp) +ifeq (yes,$(build-shared)) +sysdep_routines += novmx-longjmp novmx-sigjmp +endif +endif + ifeq ($(subdir),csu) # get offset to rtld_global._dl_hwcap gen-as-const-headers += rtld-global-offsets.sym diff --git a/sysdeps/powerpc/Versions b/sysdeps/powerpc/Versions index b7d5bf904b..47c2c3e6e7 100644 --- a/sysdeps/powerpc/Versions +++ b/sysdeps/powerpc/Versions @@ -4,3 +4,14 @@ libm { __fe_dfl_env; __fe_enabled_env; __fe_nonieee_env; __fe_nomask_env; } } + +libc { + GLIBC_2.3.4 { + _longjmp; __sigsetjmp; _setjmp; + longjmp; setjmp; + } + GLIBC_PRIVATE { + __novmx__libc_longjmp; __novmx__libc_siglongjmp; + __vmx__libc_longjmp; __vmx__libc_siglongjmp; + } +} diff --git a/sysdeps/powerpc/bits/setjmp.h b/sysdeps/powerpc/bits/setjmp.h index f849fe23ff..3134916a51 100644 --- a/sysdeps/powerpc/bits/setjmp.h +++ b/sysdeps/powerpc/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998, 2000, 2003 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 2000, 2003, 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 @@ -37,22 +37,38 @@ # define JB_LR 2 /* The address we will return to */ # if __WORDSIZE == 64 # define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18*2 words total. */ -# define JB_CR 21 /* Condition code registers. */ +# define JB_CR 21 /* Condition code registers with the VRSAVE at */ + /* offset 172 (low half of the double word. */ # define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */ -# define JB_SIZE (40*8) +# define JB_SIZE (64 * 8) /* As per PPC64-VMX ABI. */ +# define JB_VRSAVE 21 /* VRSAVE shares a double word with the CR at offset */ + /* 168 (high half of the double word). */ +# define JB_VRS 40 /* VRs 20 through 31 are saved, 12*4 words total. */ # else # define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18 in total. */ # define JB_CR 21 /* Condition code registers. */ # define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */ -# define JB_SIZE (58*4) +# define JB_SIZE ((64 + (12 * 4)) * 4) +# define JB_VRSAVE 62 +# define JB_VRS 64 # endif #endif + +/* The current powerpc 32-bit Altivec ABI specifies for SVR4 ABI and EABI + the vrsave must be at byte 248 & v20 at byte 256. So we must pad this + correctly on 32 bit. It also insists that vecregs are only gauranteed + 4 byte alignment so we need to use vperm in the setjmp/longjmp routines. + We have to version the code because members like int __mask_was_saved + in the jmp_buf will move as jmp_buf is now larger than 248 bytes. We + cannot keep the altivec jmp_buf backward compatible with the jmp_buf. */ #ifndef _ASM # if __WORDSIZE == 64 -typedef long int __jmp_buf[40]; +typedef long int __jmp_buf[64] __attribute__ ((__aligned__ (16))); # else -typedef long int __jmp_buf[58]; +/* The alignment is not essential, i.e.the buffer can be copied to a 4 byte + aligned buffer as per the ABI it is just added for performance reasons. */ +typedef long int __jmp_buf[64 + (12 * 4)] __attribute__ ((__aligned__ (16))); # endif #endif diff --git a/sysdeps/powerpc/longjmp.c b/sysdeps/powerpc/longjmp.c new file mode 100644 index 0000000000..e2d7556fd2 --- /dev/null +++ b/sysdeps/powerpc/longjmp.c @@ -0,0 +1,62 @@ +/* Copyright (C) 1991,92,94,95,97,98,2000,2002,2004 + 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. */ + +/* Versioned copy of sysdeps/generic/longjmp.c modified for AltiVec support. */ + +#include <shlib-compat.h> +#include <stddef.h> +#include <setjmp.h> +#include <signal.h> + +extern void __vmx__longjmp (__jmp_buf __env, int __val); + __attribute__ ((noreturn)); +extern void __vmx__libc_longjmp (sigjmp_buf env, int val); + __attribute__ ((noreturn)); +libc_hidden_proto (__vmx__libc_longjmp) + +/* Set the signal mask to the one specified in ENV, and jump + to the position specified in ENV, causing the setjmp + call there to return VAL, or 1 if VAL is 0. */ +void +__vmx__libc_siglongjmp (sigjmp_buf env, int val) +{ + /* Perform any cleanups needed by the frames being unwound. */ + _longjmp_unwind (env, val); + + if (env[0].__mask_was_saved) + /* Restore the saved signal mask. */ + (void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask, + (sigset_t *) NULL); + + /* Call the machine-dependent function to restore machine state. */ + __vmx__longjmp (env[0].__jmpbuf, val ?: 1); +} + +strong_alias (__vmx__libc_siglongjmp, __vmx__libc_longjmp) +libc_hidden_def (__vmx__libc_longjmp) +weak_alias (__vmx__libc_siglongjmp, __vmx_longjmp) +weak_alias (__vmx__libc_siglongjmp, __vmxlongjmp) +weak_alias (__vmx__libc_siglongjmp, __vmxsiglongjmp) + + +default_symbol_version (__vmx__libc_longjmp, __libc_longjmp, GLIBC_2.3.4); +default_symbol_version (__vmx__libc_siglongjmp, __libc_siglongjmp, GLIBC_2.3.4); +default_symbol_version (__vmx_longjmp, _longjmp, GLIBC_2.3.4); +default_symbol_version (__vmxlongjmp, longjmp, GLIBC_2.3.4); +default_symbol_version (__vmxsiglongjmp, siglongjmp, GLIBC_2.3.4); diff --git a/sysdeps/powerpc/novmx-longjmp.c b/sysdeps/powerpc/novmx-longjmp.c new file mode 100644 index 0000000000..d823239ea6 --- /dev/null +++ b/sysdeps/powerpc/novmx-longjmp.c @@ -0,0 +1,68 @@ +/* Copyright (C) 1991,92,94,95,97,98,2000,2002,2003,2004 + 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. */ + +/* Copy of sysdeps/generic/longjmp.c modified for backward compatibility + with old non AltiVec/VMX longjmp. */ + +#include <bits/wordsize.h> +#include <shlib-compat.h> +#if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) +# include <stddef.h> +# include <novmxsetjmp.h> +# include <signal.h> + + +/* Set the signal mask to the one specified in ENV, and jump + to the position specified in ENV, causing the setjmp + call there to return VAL, or 1 if VAL is 0. */ +void +__novmx__libc_siglongjmp (__novmx__sigjmp_buf env, int val) +{ + /* Perform any cleanups needed by the frames being unwound. */ + _longjmp_unwind (env, val); + + if (env[0].__mask_was_saved) + /* Restore the saved signal mask. */ + (void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask, + (sigset_t *) NULL); + + /* Call the machine-dependent function to restore machine state. */ + __novmx__longjmp (env[0].__jmpbuf, val ?: 1); +} + +strong_alias (__novmx__libc_siglongjmp, __novmx__libc_longjmp) +libc_hidden_def (__novmx__libc_longjmp) +weak_alias (__novmx__libc_siglongjmp, __novmx_longjmp) +weak_alias (__novmx__libc_siglongjmp, __novmxlongjmp) +weak_alias (__novmx__libc_siglongjmp, __novmxsiglongjmp) + +# if __WORDSIZE == 64 +symbol_version (__novmx__libc_longjmp,__libc_longjmp,GLIBC_2.3); +symbol_version (__novmx__libc_siglongjmp,__libc_siglongjmp,GLIBC_2.3); +symbol_version (__novmx_longjmp,_longjmp,GLIBC_2.3); +symbol_version (__novmxlongjmp,longjmp,GLIBC_2.3); +symbol_version (__novmxsiglongjmp,siglongjmp,GLIBC_2.3); +# else +symbol_version (__novmx__libc_longjmp,__libc_longjmp,GLIBC_2.0); +symbol_version (__novmx__libc_siglongjmp,__libc_siglongjmp,GLIBC_2.0); +symbol_version (__novmx_longjmp,_longjmp,GLIBC_2.0); +symbol_version (__novmxlongjmp,longjmp,GLIBC_2.0); +symbol_version (__novmxsiglongjmp,siglongjmp,GLIBC_2.0); +# endif +#endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)) */ diff --git a/sysdeps/powerpc/novmx-sigjmp.c b/sysdeps/powerpc/novmx-sigjmp.c new file mode 100644 index 0000000000..7489ded4a9 --- /dev/null +++ b/sysdeps/powerpc/novmx-sigjmp.c @@ -0,0 +1,50 @@ +/* Copyright (C) 1992, 1994, 1997, 2003, 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. */ + +/* Copy of sysdeps/generic/sigjmp.c modified for backward compatibility + with old non AltiVec/VMX setjmp. */ + +#include <bits/wordsize.h> +#include <shlib-compat.h> +#if !defined NOT_IN_libc && defined SHARED +# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) +# include <stddef.h> +# include <novmxsetjmp.h> +# include <signal.h> + +/* This function is called by the `sigsetjmp' macro + before doing a `__setjmp' on ENV[0].__jmpbuf. + Always return zero. */ + +int +__novmx__sigjmp_save (__novmx__sigjmp_buf env, int savemask) +{ + env[0].__mask_was_saved = (savemask && + __sigprocmask (SIG_BLOCK, (sigset_t *) NULL, + &env[0].__saved_mask) == 0); + + return 0; +} + +# if __WORDSIZE == 64 +symbol_version (__novmx__sigjmp_save,__sigjmp_save,GLIBC_2.3); +# else +symbol_version (__novmx__sigjmp_save,__sigjmp_save,GLIBC_2.0); +# endif /* __WORDSIZE == 64 */ +# endif /* SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) */ +#endif /* !NOT_IN_libc && SHARED */ diff --git a/sysdeps/powerpc/novmxsetjmp.h b/sysdeps/powerpc/novmxsetjmp.h new file mode 100644 index 0000000000..da2a338257 --- /dev/null +++ b/sysdeps/powerpc/novmxsetjmp.h @@ -0,0 +1,133 @@ +/* Copyright (C) 1991-1999, 2001, 2002, 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. */ + +/* Copied from setjmp/setjmp.h, powerpc/bits/setjmp.h and modified + appropriately to keep backward compatible with setjmp without + AltiVec/VMX support. + + This file is not exported and the interfaces are private to libc. */ + +#ifndef __NOVMX_SETJMP_H +#define __NOVMX_SETJMP_H 1 + +#include <bits/wordsize.h> + +/* The following definitions are needed by ASM implementations of the old + (novmx) __longjmp/__setjmp functions. */ + +# define JB_GPR1 0 /* Also known as the stack pointer */ +# define JB_GPR2 1 +# define JB_LR 2 /* The address we will return to */ +# if __WORDSIZE == 64 +# define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18*2 words total. */ +# define JB_CR 21 /* Condition code registers. */ +# define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */ +# define JB_SIZE (40 * 8) +# else +# define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18 in total. */ +# define JB_CR 21 /* Condition code registers. */ +# define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */ +# define JB_SIZE (58 * 4) +# endif + +#ifndef _ASM +/* The following definitions are needed by the novmx* implementations of + setjmp/longjmp/sigsetjmp/etc that wrapper __setjmp/__longjmp. */ + +# if __WORDSIZE == 64 +typedef long int __jmp_buf[40]; +# else +typedef long int __jmp_buf[58]; +# endif + +# include <bits/sigset.h> /* Get `__sigset_t'. */ + +/* Calling environment, plus possibly a saved signal mask. */ +typedef struct __novmx__jmp_buf_tag + { + /* NOTE: The machine-dependent definitions of `__sigsetjmp' + assume that a `jmp_buf' begins with a `__jmp_buf' and that + `__mask_was_saved' follows it. Do not move these members + or add others before it. */ + __jmp_buf __jmpbuf; /* Calling environment. */ + int __mask_was_saved; /* Saved the signal mask? */ + __sigset_t __saved_mask; /* Saved signal mask. */ + } __novmx__jmp_buf[1]; + + +/* Store the calling environment in ENV, also saving the signal mask. + Return 0. */ +extern int __novmxsetjmp (__novmx__jmp_buf __env); + +/* Store the calling environment in ENV, also saving the + signal mask if SAVEMASK is nonzero. Return 0. + This is the internal name for `sigsetjmp'. */ +extern int __novmx__sigsetjmp (struct __novmx__jmp_buf_tag __env[1], + int __savemask); + +/* Store the calling environment in ENV, not saving the signal mask. + Return 0. */ +extern int __novmx_setjmp (struct __novmx__jmp_buf_tag __env[1]); + +/* Jump to the environment saved in ENV, making the + `setjmp' call there return VAL, or 1 if VAL is 0. */ +extern void __novmxlongjmp (struct __novmx__jmp_buf_tag __env[1], int __val) + __attribute__ ((__noreturn__)); + +/* Same. Usually `_longjmp' is used with `_setjmp', which does not save + the signal mask. But it is how ENV was saved that determines whether + `longjmp' restores the mask; `_longjmp' is just an alias. */ +extern void __novmx_longjmp (struct __novmx__jmp_buf_tag __env[1], int __val) + __attribute__ ((__noreturn__)); + +/* Use the same type for `jmp_buf' and `sigjmp_buf'. + The `__mask_was_saved' flag determines whether + or not `longjmp' will restore the signal mask. */ +typedef struct __novmx__jmp_buf_tag __novmx__sigjmp_buf[1]; + +/* Jump to the environment saved in ENV, making the + sigsetjmp call there return VAL, or 1 if VAL is 0. + Restore the signal mask if that sigsetjmp call saved it. + This is just an alias `longjmp'. */ +extern void __novmxsiglongjmp (__novmx__sigjmp_buf __env, int __val) + __attribute__ ((__noreturn__)); + +/* Internal machine-dependent function to restore context sans signal mask. */ +extern void __novmx__longjmp (__novmx__jmp_buf __env, int __val) + __attribute__ ((__noreturn__)); + +/* Internal function to possibly save the current mask of blocked signals + in ENV, and always set the flag saying whether or not it was saved. + This is used by the machine-dependent definition of `__sigsetjmp'. + Always returns zero, for convenience. */ +extern int __novmx__sigjmp_save (__novmx__jmp_buf __env, int __savemask); + +extern void _longjmp_unwind (__novmx__jmp_buf env, int val); + +extern void __novmx__libc_siglongjmp (__novmx__sigjmp_buf env, int val) + __attribute__ ((noreturn)); + +extern void __novmx__libc_longjmp (__novmx__sigjmp_buf env, int val) + __attribute__ ((noreturn)); + +libc_hidden_proto (__novmx__libc_longjmp) +libc_hidden_proto (__novmx_setjmp) +libc_hidden_proto (__novmx__sigsetjmp) +#endif /* !_ASM */ + +#endif diff --git a/sysdeps/powerpc/powerpc32/__longjmp-common.S b/sysdeps/powerpc/powerpc32/__longjmp-common.S new file mode 100644 index 0000000000..82531ad6b3 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/__longjmp-common.S @@ -0,0 +1,59 @@ +/* longjmp for PowerPC. + Copyright (C) 1995-1997,1999-2001,2003,2004 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> +#define _ASM +#define _SETJMP_H +#ifdef __NO_VMX__ +# include <novmxsetjmp.h> +#else +# include <bits/setjmp.h> +#endif +#include <bp-sym.h> +#include <bp-asm.h> + +ENTRY (BP_SYM (__longjmp)) + CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) + + lwz r1,(JB_GPR1*4)(r3) + lwz r0,(JB_LR*4)(r3) + lwz r14,((JB_GPRS+0)*4)(r3) + lwz r15,((JB_GPRS+1)*4)(r3) + lwz r16,((JB_GPRS+2)*4)(r3) + lwz r17,((JB_GPRS+3)*4)(r3) + lwz r18,((JB_GPRS+4)*4)(r3) + lwz r19,((JB_GPRS+5)*4)(r3) + lwz r20,((JB_GPRS+6)*4)(r3) + mtlr r0 + lwz r21,((JB_GPRS+7)*4)(r3) + lwz r22,((JB_GPRS+8)*4)(r3) + lwz r0,(JB_CR*4)(r3) + lwz r23,((JB_GPRS+9)*4)(r3) + lwz r24,((JB_GPRS+10)*4)(r3) + lwz r25,((JB_GPRS+11)*4)(r3) + mtcrf 0xFF,r0 + lwz r26,((JB_GPRS+12)*4)(r3) + lwz r27,((JB_GPRS+13)*4)(r3) + lwz r28,((JB_GPRS+14)*4)(r3) + lwz r29,((JB_GPRS+15)*4)(r3) + lwz r30,((JB_GPRS+16)*4)(r3) + lwz r31,((JB_GPRS+17)*4)(r3) + mr r3,r4 + blr +END (BP_SYM (__longjmp)) diff --git a/sysdeps/powerpc/powerpc32/__longjmp.S b/sysdeps/powerpc/powerpc32/__longjmp.S index 5a3d1d8180..4218619a8c 100644 --- a/sysdeps/powerpc/powerpc32/__longjmp.S +++ b/sysdeps/powerpc/powerpc32/__longjmp.S @@ -1,5 +1,5 @@ -/* longjmp for PowerPC. - Copyright (C) 1995, 1996, 1997, 1999, 2000, 2001 Free Software Foundation, Inc. +/* AltiVec/VMX (new) version of __longjmp for PowerPC. + Copyright (C) 1995-1997,1999,2000,2003,2004 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 @@ -17,39 +17,24 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> -#include <bp-sym.h> -#include <bp-asm.h> +#include <libc-symbols.h> +#include <shlib-compat.h> -ENTRY (BP_SYM (__longjmp)) - CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ +# include "__longjmp-common.S" - lwz r1,(JB_GPR1*4)(r3) - lwz r0,(JB_LR*4)(r3) - lwz r14,((JB_GPRS+0)*4)(r3) - lwz r15,((JB_GPRS+1)*4)(r3) - lwz r16,((JB_GPRS+2)*4)(r3) - lwz r17,((JB_GPRS+3)*4)(r3) - lwz r18,((JB_GPRS+4)*4)(r3) - lwz r19,((JB_GPRS+5)*4)(r3) - lwz r20,((JB_GPRS+6)*4)(r3) - mtlr r0 - lwz r21,((JB_GPRS+7)*4)(r3) - lwz r22,((JB_GPRS+8)*4)(r3) - lwz r0,(JB_CR*4)(r3) - lwz r23,((JB_GPRS+9)*4)(r3) - lwz r24,((JB_GPRS+10)*4)(r3) - lwz r25,((JB_GPRS+11)*4)(r3) - mtcrf 0xFF,r0 - lwz r26,((JB_GPRS+12)*4)(r3) - lwz r27,((JB_GPRS+13)*4)(r3) - lwz r28,((JB_GPRS+14)*4)(r3) - lwz r29,((JB_GPRS+15)*4)(r3) - lwz r30,((JB_GPRS+16)*4)(r3) - lwz r31,((JB_GPRS+17)*4)(r3) - mr r3,r4 - blr -END (BP_SYM (__longjmp)) +#else /* !NOT_IN_libc */ +/* Build a versioned object for libc. */ +default_symbol_version (__vmx__longjmp,__longjmp,GLIBC_2.3.4); +# define __longjmp __vmx__longjmp +# include "__longjmp-common.S" + +# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) +# define __NO_VMX__ +symbol_version (__novmx__longjmp,__longjmp,GLIBC_2.0); +# undef __longjmp +# define __longjmp __novmx__longjmp +# include "__longjmp-common.S" +# endif +#endif /* !NOT_IN_libc */ diff --git a/sysdeps/powerpc/powerpc32/bsd-_setjmp.S b/sysdeps/powerpc/powerpc32/bsd-_setjmp.S index ce05f4ac91..458f52c4cb 100644 --- a/sysdeps/powerpc/powerpc32/bsd-_setjmp.S +++ b/sysdeps/powerpc/powerpc32/bsd-_setjmp.S @@ -1,5 +1,6 @@ -/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. PowerPC version. - Copyright (C) 1994, 1997, 1999, 2000, 2002 Free Software Foundation, Inc. +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. PowerPC32/64 version. + Copyright (C) 1994,1997,1999,2000,2002,2003,2004 + 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 @@ -16,16 +17,43 @@ 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. */ - -/* This just does a tail-call to `__sigsetjmp (ARG, 0)'. - We cannot do it in C because it must be a tail-call, so frame-unwinding - in setjmp doesn't clobber the state restored by longjmp. */ - +#include <shlib-compat.h> +#include <libc-symbols.h> #include <sysdep.h> #include <bp-sym.h> +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ ENTRY (BP_SYM (_setjmp)) li r4,0 /* Set second argument to 0. */ b JUMPTARGET(BP_SYM (__sigsetjmp)) END (BP_SYM (_setjmp)) libc_hidden_def (_setjmp) +#else +/* Build a versioned object for libc. */ + +# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) +symbol_version (__novmx_setjmp,_setjmp,GLIBC_2.0); + +ENTRY (BP_SYM (__novmx_setjmp)) + li r4,0 /* Set second argument to 0. */ + b JUMPTARGET(BP_SYM (__novmx__sigsetjmp)) +END (BP_SYM (__novmx_setjmp)) +libc_hidden_def (__novmx_setjmp) +# endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) */ + +default_symbol_version (__vmx_setjmp,_setjmp,GLIBC_2.3.4) +/* __GI__setjmp prototype is needed for ntpl i.e. _setjmp is defined + as a libc_hidden_proto & is used in sysdeps/generic/libc-start.c + if HAVE_CLEANUP_JMP_BUF is defined */ +ENTRY (BP_SYM (__GI__setjmp)) + li r4,0 /* Set second argument to 0. */ + b JUMPTARGET(BP_SYM (__vmx__sigsetjmp)) +END (BP_SYM (__GI__setjmp)) + +ENTRY (BP_SYM (__vmx_setjmp)) + li r4,0 /* Set second argument to 0. */ + b JUMPTARGET(BP_SYM (__vmx__sigsetjmp)) +END (BP_SYM (__vmx_setjmp)) +libc_hidden_def (__vmx_setjmp) +#endif /* !NOT_IN_libc */ diff --git a/sysdeps/powerpc/powerpc32/bsd-setjmp.S b/sysdeps/powerpc/powerpc32/bsd-setjmp.S index 3dba8babb0..af2fdc25bc 100644 --- a/sysdeps/powerpc/powerpc32/bsd-setjmp.S +++ b/sysdeps/powerpc/powerpc32/bsd-setjmp.S @@ -1,5 +1,5 @@ -/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. PowerPC version. - Copyright (C) 1994, 1997, 1999, 2000 Free Software Foundation, Inc. +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. PowerPC32/64 version. + Copyright (C) 1994,1997,1999,2000,2003,2004 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 @@ -16,17 +16,41 @@ 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. */ - -/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. - We cannot do it in C because it must be a tail-call, so frame-unwinding - in setjmp doesn't clobber the state restored by longjmp. */ - +#include <shlib-compat.h> +#include <libc-symbols.h> #include <sysdep.h> #include <bp-sym.h> -ENTRY (BP_SYM (__setjmp)) +#if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) + + +/* We need 2 copies of identicatal code for the setjmp's as gas complains + erronously about having multiple versions of setjmp this eliminates the + need for the strong alias of __setjmp to setjmp which + does not support versioning i.e. another gas unimplemented feature. */ +symbol_version (__novmx__setjmp,__setjmp,GLIBC_2.0) +symbol_version (__novmxsetjmp,setjmp,GLIBC_2.0) + +ENTRY (BP_SYM (__novmxsetjmp)) li r4,1 /* Set second argument to 1. */ - b JUMPTARGET (BP_SYM (__sigsetjmp)) -END (BP_SYM (__setjmp)) + b JUMPTARGET (BP_SYM (__novmx__sigsetjmp)) +END (BP_SYM (__novmxsetjmp)) -strong_alias (__setjmp, setjmp) +ENTRY (BP_SYM (__novmx__setjmp)) + li r4,1 /* Set second argument to 1. */ + b JUMPTARGET (BP_SYM (__novmx__sigsetjmp)) +END (BP_SYM (__novmx__setjmp)) +#endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) ) */ + +default_symbol_version (__vmx__setjmp,__setjmp,GLIBC_2.3.4) +default_symbol_version (__vmxsetjmp,setjmp,GLIBC_2.3.4) + +ENTRY (BP_SYM (__vmxsetjmp)) + li r4,1 /* Set second argument to 1. */ + b JUMPTARGET (BP_SYM (__vmx__sigsetjmp)) +END (BP_SYM (__vmxsetjmp)) + +ENTRY (BP_SYM (__vmx__setjmp)) + li r4,1 /* Set second argument to 1. */ + b JUMPTARGET (BP_SYM (__vmx__sigsetjmp)) +END (BP_SYM (__vmx__setjmp)) diff --git a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S new file mode 100644 index 0000000000..60f1df7d46 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S @@ -0,0 +1,150 @@ +/* longjmp for PowerPC. + Copyright (C) 1995-99, 2000, 2003, 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> +#define _ASM +#define _SETJMP_H +#ifdef __NO_VMX__ +# include <novmxsetjmp.h> +#else +# include <bits/setjmp.h> +#endif +#include <bp-sym.h> +#include <bp-asm.h> + +ENTRY (BP_SYM (__longjmp)) + CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#ifndef __NO_VMX__ +# ifdef PIC + mflr r6 + bl _GLOBAL_OFFSET_TABLE_@local-4 + mflr r5 +# ifdef SHARED + lwz r5,_rtld_global@got(r5) + mtlr r6 + lwz r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5) +# else + lwz r5,_rtld_global@got(r5) + mtlr r6 + lwz r5,0(r5) +# endif +# else + lis r5,_dl_hwcap@ha + lwz r5,_dl_hwcap@l(r5) +# endif + andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16) + beq no_vmx + la r5,((JB_VRS)*4)(3) + andi. r6,r5,0xf + lwz r0,((JB_VRSAVE)*4)(3) + mtspr VRSAVE,r0 + beq+ aligned_restore_vmx + addi r6,r5,16 + lvsl v0,0,r5 + lvx v1,0,r5 + addi r5,r5,32 + lvx v21,0,r6 + vperm v20,v1,v21,v0 +# define load_misaligned_vmx_lo_loaded(loadvr,lovr,shiftvr,loadgpr,addgpr) \ + addi addgpr,addgpr,32; \ + lvx lovr,0,loadgpr; \ + vperm loadvr,loadvr,lovr,shiftvr; + load_misaligned_vmx_lo_loaded(v21,v22,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v22,v23,v0,r6,r5) + load_misaligned_vmx_lo_loaded(v23,v24,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v24,v25,v0,r6,r5) + load_misaligned_vmx_lo_loaded(v25,v26,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v26,v27,v0,r6,r5) + load_misaligned_vmx_lo_loaded(v27,v28,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v28,v29,v0,r6,r5) + load_misaligned_vmx_lo_loaded(v29,v30,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v30,v31,v0,r6,r5) + lvx v1,0,r5 + vperm v31,v31,v1,v0 + b no_vmx +aligned_restore_vmx: + addi r6,r5,16 + lvx v20,0,r5 + addi r5,r5,32 + lvx v21,0,r6 + addi r6,r6,32 + lvx v22,0,r5 + addi r5,r5,32 + lvx v23,0,r6 + addi r6,r6,32 + lvx v24,0,r5 + addi r5,r5,32 + lvx v25,0,r6 + addi r6,r6,32 + lvx v26,0,r5 + addi r5,r5,32 + lvx v27,0,r6 + addi r6,r6,32 + lvx v28,0,r5 + addi r5,r5,32 + lvx v29,0,r6 + addi r6,r6,32 + lvx v30,0,r5 + lvx v31,0,r6 +no_vmx: +#endif + lwz r1,(JB_GPR1*4)(r3) + lwz r0,(JB_LR*4)(r3) + lwz r14,((JB_GPRS+0)*4)(r3) + lfd fp14,((JB_FPRS+0*2)*4)(r3) + lwz r15,((JB_GPRS+1)*4)(r3) + lfd fp15,((JB_FPRS+1*2)*4)(r3) + lwz r16,((JB_GPRS+2)*4)(r3) + lfd fp16,((JB_FPRS+2*2)*4)(r3) + lwz r17,((JB_GPRS+3)*4)(r3) + lfd fp17,((JB_FPRS+3*2)*4)(r3) + lwz r18,((JB_GPRS+4)*4)(r3) + lfd fp18,((JB_FPRS+4*2)*4)(r3) + lwz r19,((JB_GPRS+5)*4)(r3) + lfd fp19,((JB_FPRS+5*2)*4)(r3) + lwz r20,((JB_GPRS+6)*4)(r3) + lfd fp20,((JB_FPRS+6*2)*4)(r3) + mtlr r0 + lwz r21,((JB_GPRS+7)*4)(r3) + lfd fp21,((JB_FPRS+7*2)*4)(r3) + lwz r22,((JB_GPRS+8)*4)(r3) + lfd fp22,((JB_FPRS+8*2)*4)(r3) + lwz r0,(JB_CR*4)(r3) + lwz r23,((JB_GPRS+9)*4)(r3) + lfd fp23,((JB_FPRS+9*2)*4)(r3) + lwz r24,((JB_GPRS+10)*4)(r3) + lfd fp24,((JB_FPRS+10*2)*4)(r3) + lwz r25,((JB_GPRS+11)*4)(r3) + lfd fp25,((JB_FPRS+11*2)*4)(r3) + mtcrf 0xFF,r0 + lwz r26,((JB_GPRS+12)*4)(r3) + lfd fp26,((JB_FPRS+12*2)*4)(r3) + lwz r27,((JB_GPRS+13)*4)(r3) + lfd fp27,((JB_FPRS+13*2)*4)(r3) + lwz r28,((JB_GPRS+14)*4)(r3) + lfd fp28,((JB_FPRS+14*2)*4)(r3) + lwz r29,((JB_GPRS+15)*4)(r3) + lfd fp29,((JB_FPRS+15*2)*4)(r3) + lwz r30,((JB_GPRS+16)*4)(r3) + lfd fp30,((JB_FPRS+16*2)*4)(r3) + lwz r31,((JB_GPRS+17)*4)(r3) + lfd fp31,((JB_FPRS+17*2)*4)(r3) + mr r3,r4 + blr +END (BP_SYM (__longjmp)) diff --git a/sysdeps/powerpc/powerpc32/fpu/__longjmp.S b/sysdeps/powerpc/powerpc32/fpu/__longjmp.S index de100445fa..c43483561a 100644 --- a/sysdeps/powerpc/powerpc32/fpu/__longjmp.S +++ b/sysdeps/powerpc/powerpc32/fpu/__longjmp.S @@ -1,5 +1,5 @@ -/* longjmp for PowerPC. - Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc. +/* AltiVec/VMX (new) version of __longjmp for PowerPC. + Copyright (C) 1995,1996,1997,1999,2000,2004 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 @@ -17,57 +17,25 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> -#include <bp-sym.h> -#include <bp-asm.h> +#include <libc-symbols.h> +#include <rtld-global-offsets.h> +#include <shlib-compat.h> -ENTRY (BP_SYM (__longjmp)) - CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ +# include "__longjmp-common.S" - lwz r1,(JB_GPR1*4)(r3) - lwz r0,(JB_LR*4)(r3) - lwz r14,((JB_GPRS+0)*4)(r3) - lfd fp14,((JB_FPRS+0*2)*4)(r3) - lwz r15,((JB_GPRS+1)*4)(r3) - lfd fp15,((JB_FPRS+1*2)*4)(r3) - lwz r16,((JB_GPRS+2)*4)(r3) - lfd fp16,((JB_FPRS+2*2)*4)(r3) - lwz r17,((JB_GPRS+3)*4)(r3) - lfd fp17,((JB_FPRS+3*2)*4)(r3) - lwz r18,((JB_GPRS+4)*4)(r3) - lfd fp18,((JB_FPRS+4*2)*4)(r3) - lwz r19,((JB_GPRS+5)*4)(r3) - lfd fp19,((JB_FPRS+5*2)*4)(r3) - lwz r20,((JB_GPRS+6)*4)(r3) - lfd fp20,((JB_FPRS+6*2)*4)(r3) - mtlr r0 - lwz r21,((JB_GPRS+7)*4)(r3) - lfd fp21,((JB_FPRS+7*2)*4)(r3) - lwz r22,((JB_GPRS+8)*4)(r3) - lfd fp22,((JB_FPRS+8*2)*4)(r3) - lwz r0,(JB_CR*4)(r3) - lwz r23,((JB_GPRS+9)*4)(r3) - lfd fp23,((JB_FPRS+9*2)*4)(r3) - lwz r24,((JB_GPRS+10)*4)(r3) - lfd fp24,((JB_FPRS+10*2)*4)(r3) - lwz r25,((JB_GPRS+11)*4)(r3) - lfd fp25,((JB_FPRS+11*2)*4)(r3) - mtcrf 0xFF,r0 - lwz r26,((JB_GPRS+12)*4)(r3) - lfd fp26,((JB_FPRS+12*2)*4)(r3) - lwz r27,((JB_GPRS+13)*4)(r3) - lfd fp27,((JB_FPRS+13*2)*4)(r3) - lwz r28,((JB_GPRS+14)*4)(r3) - lfd fp28,((JB_FPRS+14*2)*4)(r3) - lwz r29,((JB_GPRS+15)*4)(r3) - lfd fp29,((JB_FPRS+15*2)*4)(r3) - lwz r30,((JB_GPRS+16)*4)(r3) - lfd fp30,((JB_FPRS+16*2)*4)(r3) - lwz r31,((JB_GPRS+17)*4)(r3) - lfd fp31,((JB_FPRS+17*2)*4)(r3) - mr r3,r4 - blr -END (BP_SYM (__longjmp)) +#else /* !NOT_IN_libc */ +/* Build a versioned object for libc. */ +default_symbol_version (__vmx__longjmp,__longjmp,GLIBC_2.3.4); +# define __longjmp __vmx__longjmp +# include "__longjmp-common.S" + +# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) +# define __NO_VMX__ +symbol_version (__novmx__longjmp,__longjmp,GLIBC_2.0); +# undef __longjmp +# define __longjmp __novmx__longjmp +# include "__longjmp-common.S" +# endif +#endif /* !NOT_IN_libc */ diff --git a/sysdeps/powerpc/powerpc32/fpu/setjmp-common.S b/sysdeps/powerpc/powerpc32/fpu/setjmp-common.S new file mode 100644 index 0000000000..b69ce33755 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/fpu/setjmp-common.S @@ -0,0 +1,168 @@ +/* setjmp for PowerPC. + Copyright (C) 1995-99, 2000, 2003, 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> +#define _ASM +#define _SETJMP_H +#ifdef __NO_VMX__ +# include <novmxsetjmp.h> +#else +# include <bits/setjmp.h> +#endif +#include <bp-sym.h> +#include <bp-asm.h> + + +ENTRY (BP_SYM (__sigsetjmp)) + CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) + + stw r1,(JB_GPR1*4)(3) + mflr r0 + stw r14,((JB_GPRS+0)*4)(3) + stfd fp14,((JB_FPRS+0*2)*4)(3) + stw r0,(JB_LR*4)(3) + stw r15,((JB_GPRS+1)*4)(3) + stfd fp15,((JB_FPRS+1*2)*4)(3) + mfcr r0 + stw r16,((JB_GPRS+2)*4)(3) + stfd fp16,((JB_FPRS+2*2)*4)(3) + stw r0,(JB_CR*4)(3) + stw r17,((JB_GPRS+3)*4)(3) + stfd fp17,((JB_FPRS+3*2)*4)(3) + stw r18,((JB_GPRS+4)*4)(3) + stfd fp18,((JB_FPRS+4*2)*4)(3) + stw r19,((JB_GPRS+5)*4)(3) + stfd fp19,((JB_FPRS+5*2)*4)(3) + stw r20,((JB_GPRS+6)*4)(3) + stfd fp20,((JB_FPRS+6*2)*4)(3) + stw r21,((JB_GPRS+7)*4)(3) + stfd fp21,((JB_FPRS+7*2)*4)(3) + stw r22,((JB_GPRS+8)*4)(3) + stfd fp22,((JB_FPRS+8*2)*4)(3) + stw r23,((JB_GPRS+9)*4)(3) + stfd fp23,((JB_FPRS+9*2)*4)(3) + stw r24,((JB_GPRS+10)*4)(3) + stfd fp24,((JB_FPRS+10*2)*4)(3) + stw r25,((JB_GPRS+11)*4)(3) + stfd fp25,((JB_FPRS+11*2)*4)(3) + stw r26,((JB_GPRS+12)*4)(3) + stfd fp26,((JB_FPRS+12*2)*4)(3) + stw r27,((JB_GPRS+13)*4)(3) + stfd fp27,((JB_FPRS+13*2)*4)(3) + stw r28,((JB_GPRS+14)*4)(3) + stfd fp28,((JB_FPRS+14*2)*4)(3) + stw r29,((JB_GPRS+15)*4)(3) + stfd fp29,((JB_FPRS+15*2)*4)(3) + stw r30,((JB_GPRS+16)*4)(3) + stfd fp30,((JB_FPRS+16*2)*4)(3) + stw r31,((JB_GPRS+17)*4)(3) + stfd fp31,((JB_FPRS+17*2)*4)(3) +#ifndef __NO_VMX__ +#ifdef PIC + mflr r6 + bl _GLOBAL_OFFSET_TABLE_@local-4 + mflr r5 +#ifdef SHARED + lwz r5,_rtld_global@got(r5) + mtlr r6 + lwz r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5) +#else + lwz r5,_rtld_global@got(r5) + mtlr r6 + lwz r5,0(r5) +#endif +#else + lis r5,_dl_hwcap@ha + lwz r5,_dl_hwcap@l(r5) +#endif + andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16) + beq no_vmx + la r5,((JB_VRS)*4)(3) + andi. r6,r5,0xf + mfspr r0,VRSAVE + stw r0,((JB_VRSAVE)*4)(3) + addi r6,r5,16 + beq+ aligned_save_vmx + lvsr v0,0,r5 + vspltisb v1,-1 /* set v1 to all 1's */ + vspltisb v2,0 /* set v2 to all 0's */ + vperm v3,v2,v1,v0 /* v3 contains shift mask with num all 1 bytes on left = misalignment */ + + + /* Special case for v20 we need to preserve what is in save area below v20 before obliterating it */ + lvx v5,0,r5 + vperm v20,v20,v20,v0 + vsel v5,v5,v20,v3 + vsel v20,v20,v2,v3 + stvx v5,0,r5 + +#define save_2vmx_partial(savevr,prev_savevr,hivr,shiftvr,maskvr,savegpr,addgpr) \ + addi addgpr,addgpr,32; \ + vperm savevr,savevr,savevr,shiftvr; \ + vsel hivr,prev_savevr,savevr,maskvr; \ + stvx hivr,0,savegpr; + + save_2vmx_partial(v21,v20,v5,v0,v3,r6,r5) + save_2vmx_partial(v22,v21,v5,v0,v3,r5,r6) + save_2vmx_partial(v23,v22,v5,v0,v3,r6,r5) + save_2vmx_partial(v24,v23,v5,v0,v3,r5,r6) + save_2vmx_partial(v25,v24,v5,v0,v3,r6,r5) + save_2vmx_partial(v26,v25,v5,v0,v3,r5,r6) + save_2vmx_partial(v27,v26,v5,v0,v3,r6,r5) + save_2vmx_partial(v28,v27,v5,v0,v3,r5,r6) + save_2vmx_partial(v29,v28,v5,v0,v3,r6,r5) + save_2vmx_partial(v30,v29,v5,v0,v3,r5,r6) + + /* Special case for r31 we need to preserve what is in save area above v31 before obliterating it */ + addi r5,r5,32 + vperm v31,v31,v31,v0 + lvx v4,0,r5 + vsel v5,v30,v31,v3 + stvx v5,0,r6 + vsel v4,v31,v4,v3 + stvx v4,0,r5 + b no_vmx + +aligned_save_vmx: + stvx 20,0,r5 + addi r5,r5,32 + stvx 21,0,r6 + addi r6,r6,32 + stvx 22,0,r5 + addi r5,r5,32 + stvx 23,0,r6 + addi r6,r6,32 + stvx 24,0,r5 + addi r5,r5,32 + stvx 25,0,r6 + addi r6,r6,32 + stvx 26,0,r5 + addi r5,r5,32 + stvx 27,0,r6 + addi r6,r6,32 + stvx 28,0,r5 + addi r5,r5,32 + stvx 29,0,r6 + addi r6,r6,32 + stvx 30,0,r5 + stvx 31,0,r6 +no_vmx: +#endif + b JUMPTARGET (BP_SYM (__sigjmp_save)) +END (BP_SYM (__sigsetjmp)) diff --git a/sysdeps/powerpc/powerpc32/fpu/setjmp.S b/sysdeps/powerpc/powerpc32/fpu/setjmp.S index 871ae28625..6012bf2166 100644 --- a/sysdeps/powerpc/powerpc32/fpu/setjmp.S +++ b/sysdeps/powerpc/powerpc32/fpu/setjmp.S @@ -1,5 +1,5 @@ -/* setjmp for PowerPC. - Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc. +/* non alitivec (old) version of setjmp for PowerPC. + Copyright (C) 1995-1997,1999,2000,2003,2004 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 @@ -17,56 +17,28 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> -#include <bp-sym.h> -#include <bp-asm.h> +#include <libc-symbols.h> +#include <rtld-global-offsets.h> +#include <shlib-compat.h> -ENTRY (BP_SYM (__sigsetjmp)) - CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ +# include "setjmp-common.S" - stw r1,(JB_GPR1*4)(3) - mflr r0 - stw r14,((JB_GPRS+0)*4)(3) - stfd fp14,((JB_FPRS+0*2)*4)(3) - stw r0,(JB_LR*4)(3) - stw r15,((JB_GPRS+1)*4)(3) - stfd fp15,((JB_FPRS+1*2)*4)(3) - mfcr r0 - stw r16,((JB_GPRS+2)*4)(3) - stfd fp16,((JB_FPRS+2*2)*4)(3) - stw r0,(JB_CR*4)(3) - stw r17,((JB_GPRS+3)*4)(3) - stfd fp17,((JB_FPRS+3*2)*4)(3) - stw r18,((JB_GPRS+4)*4)(3) - stfd fp18,((JB_FPRS+4*2)*4)(3) - stw r19,((JB_GPRS+5)*4)(3) - stfd fp19,((JB_FPRS+5*2)*4)(3) - stw r20,((JB_GPRS+6)*4)(3) - stfd fp20,((JB_FPRS+6*2)*4)(3) - stw r21,((JB_GPRS+7)*4)(3) - stfd fp21,((JB_FPRS+7*2)*4)(3) - stw r22,((JB_GPRS+8)*4)(3) - stfd fp22,((JB_FPRS+8*2)*4)(3) - stw r23,((JB_GPRS+9)*4)(3) - stfd fp23,((JB_FPRS+9*2)*4)(3) - stw r24,((JB_GPRS+10)*4)(3) - stfd fp24,((JB_FPRS+10*2)*4)(3) - stw r25,((JB_GPRS+11)*4)(3) - stfd fp25,((JB_FPRS+11*2)*4)(3) - stw r26,((JB_GPRS+12)*4)(3) - stfd fp26,((JB_FPRS+12*2)*4)(3) - stw r27,((JB_GPRS+13)*4)(3) - stfd fp27,((JB_FPRS+13*2)*4)(3) - stw r28,((JB_GPRS+14)*4)(3) - stfd fp28,((JB_FPRS+14*2)*4)(3) - stw r29,((JB_GPRS+15)*4)(3) - stfd fp29,((JB_FPRS+15*2)*4)(3) - stw r30,((JB_GPRS+16)*4)(3) - stfd fp30,((JB_FPRS+16*2)*4)(3) - stw r31,((JB_GPRS+17)*4)(3) - stfd fp31,((JB_FPRS+17*2)*4)(3) - b JUMPTARGET (BP_SYM (__sigjmp_save)) -END (BP_SYM (__sigsetjmp)) +#else /* !NOT_IN_libc */ +/* Build a versioned object for libc. */ +default_symbol_version (__vmx__sigsetjmp,__sigsetjmp,GLIBC_2.3.4) +# define __sigsetjmp __vmx__sigsetjmp +# define __sigjmp_save __vmx__sigjmp_save +# include "setjmp-common.S" + +# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) +# define __NO_VMX__ +# undef __sigsetjmp +# undef __sigjmp_save +symbol_version (__novmx__sigsetjmp,__sigsetjmp,GLIBC_2.0) +# define __sigsetjmp __novmx__sigsetjmp +# define __sigjmp_save __novmx__sigjmp_save +# include "setjmp-common.S" +# endif +#endif /* !NOT_IN_libc */ diff --git a/sysdeps/powerpc/powerpc32/setjmp-common.S b/sysdeps/powerpc/powerpc32/setjmp-common.S new file mode 100644 index 0000000000..40f626498c --- /dev/null +++ b/sysdeps/powerpc/powerpc32/setjmp-common.S @@ -0,0 +1,59 @@ +/* setjmp for PowerPC. + Copyright (C) 1995-1997,1999-2001,2003,2004 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> +#define _ASM +#define _SETJMP_H +#ifdef __NO_VMX__ +# include <novmxsetjmp.h> +#else +# include <bits/setjmp.h> +#endif +#include <bp-sym.h> +#include <bp-asm.h> + + +ENTRY (BP_SYM (__sigsetjmp)) + CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) + + stw r1,(JB_GPR1*4)(3) + mflr r0 + stw r14,((JB_GPRS+0)*4)(3) + stw r0,(JB_LR*4)(3) + stw r15,((JB_GPRS+1)*4)(3) + mfcr r0 + stw r16,((JB_GPRS+2)*4)(3) + stw r0,(JB_CR*4)(3) + stw r17,((JB_GPRS+3)*4)(3) + stw r18,((JB_GPRS+4)*4)(3) + stw r19,((JB_GPRS+5)*4)(3) + stw r20,((JB_GPRS+6)*4)(3) + stw r21,((JB_GPRS+7)*4)(3) + stw r22,((JB_GPRS+8)*4)(3) + stw r23,((JB_GPRS+9)*4)(3) + stw r24,((JB_GPRS+10)*4)(3) + stw r25,((JB_GPRS+11)*4)(3) + stw r26,((JB_GPRS+12)*4)(3) + stw r27,((JB_GPRS+13)*4)(3) + stw r28,((JB_GPRS+14)*4)(3) + stw r29,((JB_GPRS+15)*4)(3) + stw r30,((JB_GPRS+16)*4)(3) + stw r31,((JB_GPRS+17)*4)(3) + b JUMPTARGET (BP_SYM (__sigjmp_save)) +END (BP_SYM (__sigsetjmp)) diff --git a/sysdeps/powerpc/powerpc32/setjmp.S b/sysdeps/powerpc/powerpc32/setjmp.S index 9c9729a8dd..ecc1482981 100644 --- a/sysdeps/powerpc/powerpc32/setjmp.S +++ b/sysdeps/powerpc/powerpc32/setjmp.S @@ -1,5 +1,5 @@ -/* setjmp for PowerPC. - Copyright (C) 1995, 1996, 1997, 1999, 2000, 2001 Free Software Foundation, Inc. +/* non alitivec (old) version of setjmp for PowerPC. + Copyright (C) 1995-1997,1999-2001,2004 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 @@ -17,38 +17,27 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> -#include <bp-sym.h> -#include <bp-asm.h> +#include <shlib-compat.h> +#include <libc-symbols.h> -ENTRY (BP_SYM (__sigsetjmp)) - CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ +# include "setjmp-common.S" - stw r1,(JB_GPR1*4)(3) - mflr r0 - stw r14,((JB_GPRS+0)*4)(3) - stw r0,(JB_LR*4)(3) - stw r15,((JB_GPRS+1)*4)(3) - mfcr r0 - stw r16,((JB_GPRS+2)*4)(3) - stw r0,(JB_CR*4)(3) - stw r17,((JB_GPRS+3)*4)(3) - stw r18,((JB_GPRS+4)*4)(3) - stw r19,((JB_GPRS+5)*4)(3) - stw r20,((JB_GPRS+6)*4)(3) - stw r21,((JB_GPRS+7)*4)(3) - stw r22,((JB_GPRS+8)*4)(3) - stw r23,((JB_GPRS+9)*4)(3) - stw r24,((JB_GPRS+10)*4)(3) - stw r25,((JB_GPRS+11)*4)(3) - stw r26,((JB_GPRS+12)*4)(3) - stw r27,((JB_GPRS+13)*4)(3) - stw r28,((JB_GPRS+14)*4)(3) - stw r29,((JB_GPRS+15)*4)(3) - stw r30,((JB_GPRS+16)*4)(3) - stw r31,((JB_GPRS+17)*4)(3) - b JUMPTARGET (BP_SYM (__sigjmp_save)) -END (BP_SYM (__sigsetjmp)) +#else /* !NOT_IN_libc */ +/* Build a versioned object for libc. */ +default_symbol_version (__vmx__sigsetjmp,__sigsetjmp,GLIBC_2.3.4) +# define __sigsetjmp __vmx__sigsetjmp +# define __sigjmp_save __vmx__sigjmp_save +# include "setjmp-common.S" + +# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) +# define __NO_VMX__ +# undef __sigsetjmp +# undef __sigjmp_save +symbol_version (__novmx__sigsetjmp,__sigsetjmp,GLIBC_2.0) +# define __sigsetjmp __novmx__sigsetjmp +# define __sigjmp_save __novmx__sigjmp_save +# include "setjmp-common.S" +# endif +#endif /* !NOT_IN_libc */ diff --git a/sysdeps/powerpc/powerpc64/__longjmp-common.S b/sysdeps/powerpc/powerpc64/__longjmp-common.S new file mode 100644 index 0000000000..df316234d9 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/__longjmp-common.S @@ -0,0 +1,153 @@ +/* longjmp for PowerPC64. + Copyright (C) 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003, 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> +#define _ASM +#define _SETJMP_H +#ifdef __NO_VMX__ +# include <novmxsetjmp.h> +#else +# include <bits/setjmp.h> +#endif +#include <bp-sym.h> +#include <bp-asm.h> + +#ifndef __NO_VMX__ + .section ".toc","aw" +.LC__dl_hwcap: +#ifdef SHARED + .tc _rtld_global[TC],_rtld_global +#else + .tc _dl_hwcap[TC],_dl_hwcap +#endif + .section ".text" +#endif + +ENTRY (BP_SYM (__longjmp)) + CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#ifndef __NO_VMX__ + ld r5,.LC__dl_hwcap@toc(r2) +#ifdef SHARED + /* Load _rtld-global._dl_hwcap. */ + ld r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5) +#else + ld r5,0(r5) /* Load extern _dl_hwcap. */ +#endif + andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16) + beq no_vmx + la r5,((JB_VRS)*8)(3) + andi. r6,r5,0xf + lwz r0,((JB_VRSAVE)*8)(3) + mtspr VRSAVE,r0 + beq+ aligned_restore_vmx + addi r6,r5,16 + lvsl v0,0,r5 + lvx v1,0,r5 + addi r5,r5,32 + lvx v21,0,r6 + vperm v20,v1,v21,v0 +#define load_misaligned_vmx_lo_loaded(loadvr,lovr,shiftvr,loadgpr,addgpr) \ + addi addgpr,addgpr,32; \ + lvx lovr,0,loadgpr; \ + vperm loadvr,loadvr,lovr,shiftvr; + load_misaligned_vmx_lo_loaded(v21,v22,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v22,v23,v0,r6,r5) + load_misaligned_vmx_lo_loaded(v23,v24,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v24,v25,v0,r6,r5) + load_misaligned_vmx_lo_loaded(v25,v26,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v26,v27,v0,r6,r5) + load_misaligned_vmx_lo_loaded(v27,v28,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v28,v29,v0,r6,r5) + load_misaligned_vmx_lo_loaded(v29,v30,v0,r5,r6) + load_misaligned_vmx_lo_loaded(v30,v31,v0,r6,r5) + lvx v1,0,r5 + vperm v31,v31,v1,v0 + b no_vmx +aligned_restore_vmx: + addi r6,r5,16 + lvx v20,0,r5 + addi r5,r5,32 + lvx v21,0,r6 + addi r6,r6,32 + lvx v22,0,r5 + addi r5,r5,32 + lvx v23,0,r6 + addi r6,r6,32 + lvx v24,0,r5 + addi r5,r5,32 + lvx v25,0,r6 + addi r6,r6,32 + lvx v26,0,r5 + addi r5,r5,32 + lvx v27,0,r6 + addi r6,r6,32 + lvx v28,0,r5 + addi r5,r5,32 + lvx v29,0,r6 + addi r6,r6,32 + lvx v30,0,r5 + lvx v31,0,r6 +no_vmx: +#endif + ld r1,(JB_GPR1*8)(r3) + ld r2,(JB_GPR2*8)(r3) + ld r0,(JB_LR*8)(r3) + ld r14,((JB_GPRS+0)*8)(r3) + lfd fp14,((JB_FPRS+0)*8)(r3) + ld r15,((JB_GPRS+1)*8)(r3) + lfd fp15,((JB_FPRS+1)*8)(r3) + ld r16,((JB_GPRS+2)*8)(r3) + lfd fp16,((JB_FPRS+2)*8)(r3) + ld r17,((JB_GPRS+3)*8)(r3) + lfd fp17,((JB_FPRS+3)*8)(r3) + ld r18,((JB_GPRS+4)*8)(r3) + lfd fp18,((JB_FPRS+4)*8)(r3) + ld r19,((JB_GPRS+5)*8)(r3) + lfd fp19,((JB_FPRS+5)*8)(r3) + ld r20,((JB_GPRS+6)*8)(r3) + lfd fp20,((JB_FPRS+6)*8)(r3) + mtlr r0 + ld r21,((JB_GPRS+7)*8)(r3) + lfd fp21,((JB_FPRS+7)*8)(r3) + ld r22,((JB_GPRS+8)*8)(r3) + lfd fp22,((JB_FPRS+8)*8)(r3) + ld r0,(JB_CR*8)(r3) + ld r23,((JB_GPRS+9)*8)(r3) + lfd fp23,((JB_FPRS+9)*8)(r3) + ld r24,((JB_GPRS+10)*8)(r3) + lfd fp24,((JB_FPRS+10)*8)(r3) + ld r25,((JB_GPRS+11)*8)(r3) + lfd fp25,((JB_FPRS+11)*8)(r3) + mtcrf 0xFF,r0 + ld r26,((JB_GPRS+12)*8)(r3) + lfd fp26,((JB_FPRS+12)*8)(r3) + ld r27,((JB_GPRS+13)*8)(r3) + lfd fp27,((JB_FPRS+13)*8)(r3) + ld r28,((JB_GPRS+14)*8)(r3) + lfd fp28,((JB_FPRS+14)*8)(r3) + ld r29,((JB_GPRS+15)*8)(r3) + lfd fp29,((JB_FPRS+15)*8)(r3) + ld r30,((JB_GPRS+16)*8)(r3) + lfd fp30,((JB_FPRS+16)*8)(r3) + ld r31,((JB_GPRS+17)*8)(r3) + lfd fp31,((JB_FPRS+17)*8)(r3) + mr r3,r4 + blr +END (BP_SYM (__longjmp)) diff --git a/sysdeps/powerpc/powerpc64/__longjmp.S b/sysdeps/powerpc/powerpc64/__longjmp.S index e4152126b1..88b6cfcd78 100644 --- a/sysdeps/powerpc/powerpc64/__longjmp.S +++ b/sysdeps/powerpc/powerpc64/__longjmp.S @@ -1,6 +1,5 @@ -/* longjmp for PowerPC64. - Copyright (C) 1995, 1996, 1997, 1999, 2000, 2001, 2002 - Free Software Foundation, Inc. +/* AltiVec/VMX (new) version of __longjmp for PowerPC64. + Copyright (C) 1995-1997, 1999-2002, 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 @@ -18,57 +17,25 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> -#include <bp-sym.h> -#include <bp-asm.h> +#include <libc-symbols.h> +#include <rtld-global-offsets.h> +#include <shlib-compat.h> -ENTRY (BP_SYM (__longjmp)) - CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) - ld r1,(JB_GPR1*8)(r3) - ld r2,(JB_GPR2*8)(r3) - ld r0,(JB_LR*8)(r3) - ld r14,((JB_GPRS+0)*8)(r3) - lfd fp14,((JB_FPRS+0)*8)(r3) - ld r15,((JB_GPRS+1)*8)(r3) - lfd fp15,((JB_FPRS+1)*8)(r3) - ld r16,((JB_GPRS+2)*8)(r3) - lfd fp16,((JB_FPRS+2)*8)(r3) - ld r17,((JB_GPRS+3)*8)(r3) - lfd fp17,((JB_FPRS+3)*8)(r3) - ld r18,((JB_GPRS+4)*8)(r3) - lfd fp18,((JB_FPRS+4)*8)(r3) - ld r19,((JB_GPRS+5)*8)(r3) - lfd fp19,((JB_FPRS+5)*8)(r3) - ld r20,((JB_GPRS+6)*8)(r3) - lfd fp20,((JB_FPRS+6)*8)(r3) - mtlr r0 - ld r21,((JB_GPRS+7)*8)(r3) - lfd fp21,((JB_FPRS+7)*8)(r3) - ld r22,((JB_GPRS+8)*8)(r3) - lfd fp22,((JB_FPRS+8)*8)(r3) - ld r0,(JB_CR*8)(r3) - ld r23,((JB_GPRS+9)*8)(r3) - lfd fp23,((JB_FPRS+9)*8)(r3) - ld r24,((JB_GPRS+10)*8)(r3) - lfd fp24,((JB_FPRS+10)*8)(r3) - ld r25,((JB_GPRS+11)*8)(r3) - lfd fp25,((JB_FPRS+11)*8)(r3) - mtcrf 0xFF,r0 - ld r26,((JB_GPRS+12)*8)(r3) - lfd fp26,((JB_FPRS+12)*8)(r3) - ld r27,((JB_GPRS+13)*8)(r3) - lfd fp27,((JB_FPRS+13)*8)(r3) - ld r28,((JB_GPRS+14)*8)(r3) - lfd fp28,((JB_FPRS+14)*8)(r3) - ld r29,((JB_GPRS+15)*8)(r3) - lfd fp29,((JB_FPRS+15)*8)(r3) - ld r30,((JB_GPRS+16)*8)(r3) - lfd fp30,((JB_FPRS+16)*8)(r3) - ld r31,((JB_GPRS+17)*8)(r3) - lfd fp31,((JB_FPRS+17)*8)(r3) - mr r3,r4 - blr -END (BP_SYM (__longjmp)) +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ +# include "__longjmp-common.S" + +#else /* !NOT_IN_libc */ +/* Build a versioned object for libc. */ +default_symbol_version (__vmx__longjmp,__longjmp,GLIBC_2.3.4) +# define __longjmp __vmx__longjmp +# include "__longjmp-common.S" + +# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4) +# define __NO_VMX__ +# undef __longjmp +symbol_version(__novmx__longjmp,__longjmp,GLIBC_2.3) +# define __longjmp __novmx__longjmp +# include "__longjmp-common.S" +# endif +#endif /* !NOT_IN_libc */ diff --git a/sysdeps/powerpc/powerpc64/bsd-_setjmp.S b/sysdeps/powerpc/powerpc64/bsd-_setjmp.S index 994f82f851..1b15fedd64 100644 --- a/sysdeps/powerpc/powerpc64/bsd-_setjmp.S +++ b/sysdeps/powerpc/powerpc64/bsd-_setjmp.S @@ -1,5 +1,6 @@ -/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. PowerPC64 version. - Copyright (C) 2002 Free Software Foundation, Inc. +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. PowerPC32/64 version. + Copyright (C) 1994, 1997, 1999, 2000, 2002, 2003, 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 @@ -16,6 +17,43 @@ 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 <shlib-compat.h> +#include <libc-symbols.h> +#include <sysdep.h> +#include <bp-sym.h> -/* This code was moved into setjmp.S to solve a double stub call problem. - @local would have worked but it is not supported in PowerPC64 asm. */ +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ +ENTRY (BP_SYM (_setjmp)) + li r4,0 /* Set second argument to 0. */ + b JUMPTARGET(BP_SYM (__sigsetjmp)) +END (BP_SYM (_setjmp)) +libc_hidden_def (_setjmp) + +#else +/* Build a versioned object for libc. */ +# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4) +symbol_version (__novmx_setjmp,_setjmp,GLIBC_2.3); + +ENTRY (BP_SYM (__novmx_setjmp)) + li r4,0 /* Set second argument to 0. */ + b JUMPTARGET(BP_SYM (__novmx__sigsetjmp)) +END (BP_SYM (__novmx_setjmp)) +libc_hidden_def (__novmx_setjmp) +# endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4) */ + +default_symbol_version (__vmx_setjmp,_setjmp,GLIBC_2.3.4) +/* __GI__setjmp prototype is needed for ntpl i.e. _setjmp is defined + as a libc_hidden_proto & is used in sysdeps/generic/libc-start.c + if HAVE_CLEANUP_JMP_BUF is defined */ +ENTRY (BP_SYM (__GI__setjmp)) + li r4,0 /* Set second argument to 0. */ + b JUMPTARGET(BP_SYM (__vmx__sigsetjmp)) +END (BP_SYM (__GI__setjmp)) + +ENTRY (BP_SYM (__vmx_setjmp)) + li r4,0 /* Set second argument to 0. */ + b JUMPTARGET(BP_SYM (__vmx__sigsetjmp)) +END (BP_SYM (__vmx_setjmp)) +libc_hidden_def (__vmx_setjmp) +#endif /* !NOT_IN_libc */ diff --git a/sysdeps/powerpc/powerpc64/bsd-setjmp.S b/sysdeps/powerpc/powerpc64/bsd-setjmp.S index b6bb8f6e08..e83fe53a92 100644 --- a/sysdeps/powerpc/powerpc64/bsd-setjmp.S +++ b/sysdeps/powerpc/powerpc64/bsd-setjmp.S @@ -1,5 +1,5 @@ -/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. PowerPC version. - Copyright (C) 2002 Free Software Foundation, Inc. +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. PowerPC32/64 version. + Copyright (C) 1994,1997,1999,2000,2003,2004 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 @@ -16,6 +16,40 @@ 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 <shlib-compat.h> +#include <libc-symbols.h> +#include <sysdep.h> +#include <bp-sym.h> -/* This code was moved into setjmp.S to solve a double stub call problem. - @local would have worked but it is not supported in PowerPC64 asm. */ +#if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4) + +/* We need 2 copies of identicatal code for the setjmp's as gas complains + erronously about having multiple versions of setjmp this eliminates the + need for the strong alias of __setjmp to setjmp which + does not support versioning i.e. another gas unimplemented feature. */ +symbol_version (__novmx__setjmp,__setjmp,GLIBC_2.3) +symbol_version (__novmxsetjmp,setjmp,GLIBC_2.3) + +ENTRY (BP_SYM (__novmxsetjmp)) + li r4,1 /* Set second argument to 1. */ + b JUMPTARGET (BP_SYM (__novmx__sigsetjmp)) +END (BP_SYM (__novmxsetjmp)) + +ENTRY (BP_SYM (__novmx__setjmp)) + li r4,1 /* Set second argument to 1. */ + b JUMPTARGET (BP_SYM (__novmx__sigsetjmp)) +END (BP_SYM (__novmx__setjmp)) +#endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4) */ + +default_symbol_version (__vmx__setjmp,__setjmp,GLIBC_2.3.4) +default_symbol_version (__vmxsetjmp,setjmp,GLIBC_2.3.4) + +ENTRY (BP_SYM (__vmxsetjmp)) + li r4,1 /* Set second argument to 1. */ + b JUMPTARGET (BP_SYM (__vmx__sigsetjmp)) +END (BP_SYM (__vmxsetjmp)) + +ENTRY (BP_SYM (__vmx__setjmp)) + li r4,1 /* Set second argument to 1. */ + b JUMPTARGET (BP_SYM (__vmx__sigsetjmp)) +END (BP_SYM (__vmx__setjmp)) diff --git a/sysdeps/powerpc/powerpc64/setjmp-common.S b/sysdeps/powerpc/powerpc64/setjmp-common.S new file mode 100644 index 0000000000..541b5d4276 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/setjmp-common.S @@ -0,0 +1,171 @@ +/* setjmp for PowerPC64. + Copyright (C) 1995-2003, 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> +#define _ASM +#define _SETJMP_H +#ifdef __NO_VMX__ +#include <novmxsetjmp.h> +#else +#include <bits/setjmp.h> +#endif +#include <bp-sym.h> +#include <bp-asm.h> + +#ifndef __NO_VMX__ + .section ".toc","aw" +.LC__dl_hwcap: +#ifdef SHARED + .tc _rtld_global[TC],_rtld_global +#else + .tc _dl_hwcap[TC],_dl_hwcap +#endif + .section ".text" +#endif + +ENTRY (BP_SYM (__sigsetjmp)) + CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) + std r1,(JB_GPR1*8)(3) + mflr r0 + std r2,(JB_GPR2*8)(3) + std r14,((JB_GPRS+0)*8)(3) + stfd fp14,((JB_FPRS+0)*8)(3) + std r0,(JB_LR*8)(3) + std r15,((JB_GPRS+1)*8)(3) + stfd fp15,((JB_FPRS+1)*8)(3) + mfcr r0 + std r16,((JB_GPRS+2)*8)(3) + stfd fp16,((JB_FPRS+2)*8)(3) + std r0,(JB_CR*8)(3) + std r17,((JB_GPRS+3)*8)(3) + stfd fp17,((JB_FPRS+3)*8)(3) + std r18,((JB_GPRS+4)*8)(3) + stfd fp18,((JB_FPRS+4)*8)(3) + std r19,((JB_GPRS+5)*8)(3) + stfd fp19,((JB_FPRS+5)*8)(3) + std r20,((JB_GPRS+6)*8)(3) + stfd fp20,((JB_FPRS+6)*8)(3) + std r21,((JB_GPRS+7)*8)(3) + stfd fp21,((JB_FPRS+7)*8)(3) + std r22,((JB_GPRS+8)*8)(3) + stfd fp22,((JB_FPRS+8)*8)(3) + std r23,((JB_GPRS+9)*8)(3) + stfd fp23,((JB_FPRS+9)*8)(3) + std r24,((JB_GPRS+10)*8)(3) + stfd fp24,((JB_FPRS+10)*8)(3) + std r25,((JB_GPRS+11)*8)(3) + stfd fp25,((JB_FPRS+11)*8)(3) + std r26,((JB_GPRS+12)*8)(3) + stfd fp26,((JB_FPRS+12)*8)(3) + std r27,((JB_GPRS+13)*8)(3) + stfd fp27,((JB_FPRS+13)*8)(3) + std r28,((JB_GPRS+14)*8)(3) + stfd fp28,((JB_FPRS+14)*8)(3) + std r29,((JB_GPRS+15)*8)(3) + stfd fp29,((JB_FPRS+15)*8)(3) + std r30,((JB_GPRS+16)*8)(3) + stfd fp30,((JB_FPRS+16)*8)(3) + std r31,((JB_GPRS+17)*8)(3) + stfd fp31,((JB_FPRS+17)*8)(3) +#ifndef __NO_VMX__ + ld r5,.LC__dl_hwcap@toc(r2) +#ifdef SHARED + /* Load _rtld-global._dl_hwcap. */ + ld r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5) +#else + ld r5,0(r5) /* Load extern _dl_hwcap. */ +#endif + andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16) + beq no_vmx + la r5,((JB_VRS)*8)(3) + andi. r6,r5,0xf + mfspr r0,VRSAVE + stw r0,((JB_VRSAVE)*8)(3) + addi r6,r5,16 + beq+ aligned_save_vmx + lvsr v0,0,r5 + vspltisb v1,-1 /* set v1 to all 1's */ + vspltisb v2,0 /* set v2 to all 0's */ + vperm v3,v2,v1,v0 /* v3 contains shift mask with num all 1 bytes + on left = misalignment */ + + + /* Special case for v20 we need to preserve what is in save area + below v20 before obliterating it */ + lvx v5,0,r5 + vperm v20,v20,v20,v0 + vsel v5,v5,v20,v3 + vsel v20,v20,v2,v3 + stvx v5,0,r5 + +#define save_2vmx_partial(savevr,prev_savevr,hivr,shiftvr,maskvr,savegpr,addgpr) \ + addi addgpr,addgpr,32; \ + vperm savevr,savevr,savevr,shiftvr; \ + vsel hivr,prev_savevr,savevr,maskvr; \ + stvx hivr,0,savegpr; + + save_2vmx_partial(v21,v20,v5,v0,v3,r6,r5) + save_2vmx_partial(v22,v21,v5,v0,v3,r5,r6) + save_2vmx_partial(v23,v22,v5,v0,v3,r6,r5) + save_2vmx_partial(v24,v23,v5,v0,v3,r5,r6) + save_2vmx_partial(v25,v24,v5,v0,v3,r6,r5) + save_2vmx_partial(v26,v25,v5,v0,v3,r5,r6) + save_2vmx_partial(v27,v26,v5,v0,v3,r6,r5) + save_2vmx_partial(v28,v27,v5,v0,v3,r5,r6) + save_2vmx_partial(v29,v28,v5,v0,v3,r6,r5) + save_2vmx_partial(v30,v29,v5,v0,v3,r5,r6) + + /* Special case for r31 we need to preserve what is in save area + above v31 before obliterating it */ + addi r5,r5,32 + vperm v31,v31,v31,v0 + lvx v4,0,r5 + vsel v5,v30,v31,v3 + stvx v5,0,r6 + vsel v4,v31,v4,v3 + stvx v4,0,r5 + b no_vmx + +aligned_save_vmx: + stvx 20,0,r5 + addi r5,r5,32 + stvx 21,0,r6 + addi r6,r6,32 + stvx 22,0,r5 + addi r5,r5,32 + stvx 23,0,r6 + addi r6,r6,32 + stvx 24,0,r5 + addi r5,r5,32 + stvx 25,0,r6 + addi r6,r6,32 + stvx 26,0,r5 + addi r5,r5,32 + stvx 27,0,r6 + addi r6,r6,32 + stvx 28,0,r5 + addi r5,r5,32 + stvx 29,0,r6 + addi r6,r6,32 + stvx 30,0,r5 + stvx 31,0,r6 +no_vmx: +#endif + b JUMPTARGET (BP_SYM (__sigjmp_save)) +END (BP_SYM (__sigsetjmp)) diff --git a/sysdeps/powerpc/powerpc64/setjmp.S b/sysdeps/powerpc/powerpc64/setjmp.S index 4ee6c9447a..77653836ad 100644 --- a/sysdeps/powerpc/powerpc64/setjmp.S +++ b/sysdeps/powerpc/powerpc64/setjmp.S @@ -1,6 +1,5 @@ -/* setjmp for PowerPC64. - Copyright (C) 1995, 1996, 1997, 1999, 2000, 2001, 2002 - Free Software Foundation, Inc. +/* AltiVec (new) version of setjmp for PowerPC. + Copyright (C) 1995-97, 1999-2002, 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 @@ -18,70 +17,28 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> -#include <bp-sym.h> -#include <bp-asm.h> - -ENTRY (BP_SYM (__sigsetjmp)) - CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) -___sigsetjmp: - std r1,(JB_GPR1*8)(3) - mflr r0 - std r2,(JB_GPR2*8)(3) - std r14,((JB_GPRS+0)*8)(3) - stfd fp14,((JB_FPRS+0)*8)(3) - std r0,(JB_LR*8)(3) - std r15,((JB_GPRS+1)*8)(3) - stfd fp15,((JB_FPRS+1)*8)(3) - mfcr r0 - std r16,((JB_GPRS+2)*8)(3) - stfd fp16,((JB_FPRS+2)*8)(3) - std r0,(JB_CR*8)(3) - std r17,((JB_GPRS+3)*8)(3) - stfd fp17,((JB_FPRS+3)*8)(3) - std r18,((JB_GPRS+4)*8)(3) - stfd fp18,((JB_FPRS+4)*8)(3) - std r19,((JB_GPRS+5)*8)(3) - stfd fp19,((JB_FPRS+5)*8)(3) - std r20,((JB_GPRS+6)*8)(3) - stfd fp20,((JB_FPRS+6)*8)(3) - std r21,((JB_GPRS+7)*8)(3) - stfd fp21,((JB_FPRS+7)*8)(3) - std r22,((JB_GPRS+8)*8)(3) - stfd fp22,((JB_FPRS+8)*8)(3) - std r23,((JB_GPRS+9)*8)(3) - stfd fp23,((JB_FPRS+9)*8)(3) - std r24,((JB_GPRS+10)*8)(3) - stfd fp24,((JB_FPRS+10)*8)(3) - std r25,((JB_GPRS+11)*8)(3) - stfd fp25,((JB_FPRS+11)*8)(3) - std r26,((JB_GPRS+12)*8)(3) - stfd fp26,((JB_FPRS+12)*8)(3) - std r27,((JB_GPRS+13)*8)(3) - stfd fp27,((JB_FPRS+13)*8)(3) - std r28,((JB_GPRS+14)*8)(3) - stfd fp28,((JB_FPRS+14)*8)(3) - std r29,((JB_GPRS+15)*8)(3) - stfd fp29,((JB_FPRS+15)*8)(3) - std r30,((JB_GPRS+16)*8)(3) - stfd fp30,((JB_FPRS+16)*8)(3) - std r31,((JB_GPRS+17)*8)(3) - stfd fp31,((JB_FPRS+17)*8)(3) - b JUMPTARGET (BP_SYM (__sigjmp_save)) -END (BP_SYM (__sigsetjmp)) - -ENTRY (BP_SYM (_setjmp)) - li r4,0 /* Set second argument to 0. */ - b ___sigsetjmp -END (BP_SYM (_setjmp)) -libc_hidden_def (_setjmp) - -ENTRY (BP_SYM (__setjmp)) - li r4,1 /* Set second argument to 1. */ - b ___sigsetjmp -END (BP_SYM (__setjmp)) - -strong_alias (__setjmp, setjmp) +#include <libc-symbols.h> +#include <rtld-global-offsets.h> +#include <shlib-compat.h> + +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ +# include "setjmp-common.S" + +#else /* !NOT_IN_libc */ +/* Build a versioned object for libc. */ +default_symbol_version (__vmx__sigsetjmp,__sigsetjmp,GLIBC_2.3.4) +# define __sigsetjmp __vmx__sigsetjmp +# define __sigjmp_save __vmx__sigjmp_save +# include "setjmp-common.S" + +# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4) +# undef __sigsetjmp +# undef __sigjmp_save +# define __NO_VMX__ +symbol_version (__novmx__sigsetjmp,__sigsetjmp,GLIBC_2.3) +# define __sigsetjmp __novmx__sigsetjmp +# define __sigjmp_save __novmx__sigjmp_save +# include "setjmp-common.S" +# endif +#endif /* !NOT_IN_libc */ diff --git a/sysdeps/powerpc/sigjmp.c b/sysdeps/powerpc/sigjmp.c new file mode 100644 index 0000000000..de8a6cea8f --- /dev/null +++ b/sysdeps/powerpc/sigjmp.c @@ -0,0 +1,46 @@ +/* Copyright (C) 1992, 1994, 1997, 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. */ + +/* Versioned copy of sysdeps/generic/sigjmp.c modified for AltiVec support. */ + +#include <shlib-compat.h> +#include <stddef.h> +#include <setjmp.h> +#include <signal.h> + +/* This function is called by the `sigsetjmp' macro + before doing a `__setjmp' on ENV[0].__jmpbuf. + Always return zero. */ + +int +__vmx__sigjmp_save (sigjmp_buf env, int savemask) +{ + env[0].__mask_was_saved = (savemask && + __sigprocmask (SIG_BLOCK, (sigset_t *) NULL, + &env[0].__saved_mask) == 0); + + return 0; +} + +#if defined NOT_IN_libc +/* Build a none versioned object for rtld-*. */ +strong_alias (__vmx__sigjmp_save,__sigjmp_save) +#else +/* Build a versioned object for libc. */ +default_symbol_version (__vmx__sigjmp_save,__sigjmp_save,GLIBC_2.3.4); +#endif |