diff options
Diffstat (limited to 'sysdeps')
23 files changed, 348 insertions, 47 deletions
diff --git a/sysdeps/powerpc/powerpc32/__longjmp-common.S b/sysdeps/powerpc/powerpc32/__longjmp-common.S index 82531ad6b3..80f5905208 100644 --- a/sysdeps/powerpc/powerpc32/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc32/__longjmp-common.S @@ -1,5 +1,6 @@ /* longjmp for PowerPC. - Copyright (C) 1995-1997,1999-2001,2003,2004 Free Software Foundation, Inc. + Copyright (C) 1995-1997, 1999-2001, 2003, 2004, 2005 + 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 @@ -40,6 +41,9 @@ ENTRY (BP_SYM (__longjmp)) lwz r18,((JB_GPRS+4)*4)(r3) lwz r19,((JB_GPRS+5)*4)(r3) lwz r20,((JB_GPRS+6)*4)(r3) +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (r0, r25) +#endif mtlr r0 lwz r21,((JB_GPRS+7)*4)(r3) lwz r22,((JB_GPRS+8)*4)(r3) diff --git a/sysdeps/powerpc/powerpc32/setjmp-common.S b/sysdeps/powerpc/powerpc32/setjmp-common.S index ae21284e03..750075459c 100644 --- a/sysdeps/powerpc/powerpc32/setjmp-common.S +++ b/sysdeps/powerpc/powerpc32/setjmp-common.S @@ -36,6 +36,9 @@ ENTRY (BP_SYM (__sigsetjmp)) stw r1,(JB_GPR1*4)(3) mflr r0 stw r14,((JB_GPRS+0)*4)(3) +#ifdef PTR_MANGLE + PTR_MANGLE (r0, r10) +#endif stw r0,(JB_LR*4)(3) stw r15,((JB_GPRS+1)*4)(3) mfcr r0 diff --git a/sysdeps/powerpc/powerpc64/__longjmp-common.S b/sysdeps/powerpc/powerpc64/__longjmp-common.S index 30087d7db4..73967e0093 100644 --- a/sysdeps/powerpc/powerpc64/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc64/__longjmp-common.S @@ -1,5 +1,5 @@ /* longjmp for PowerPC64. - Copyright (C) 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003, 2004 + Copyright (C) 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -128,6 +128,9 @@ L(no_vmx): lfd fp19,((JB_FPRS+5)*8)(r3) ld r20,((JB_GPRS+6)*8)(r3) lfd fp20,((JB_FPRS+6)*8)(r3) +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (r0, r25) +#endif mtlr r0 /* std r2,40(r1) Restore the TOC save area. */ ld r21,((JB_GPRS+7)*8)(r3) diff --git a/sysdeps/powerpc/powerpc64/setjmp-common.S b/sysdeps/powerpc/powerpc64/setjmp-common.S index c1926ecd68..4098fd63f5 100644 --- a/sysdeps/powerpc/powerpc64/setjmp-common.S +++ b/sysdeps/powerpc/powerpc64/setjmp-common.S @@ -56,6 +56,9 @@ JUMPTARGET(GLUE(__sigsetjmp,_ent)): #endif std r14,((JB_GPRS+0)*8)(3) stfd fp14,((JB_FPRS+0)*8)(3) +#ifdef PTR_MANGLE + PTR_MANGLE (r0, r10) +#endif std r0,(JB_LR*8)(3) std r15,((JB_GPRS+1)*8)(3) stfd fp15,((JB_FPRS+1)*8)(3) diff --git a/sysdeps/s390/s390-32/__longjmp.c b/sysdeps/s390/s390-32/__longjmp.c index c1b977cd49..07814e080a 100644 --- a/sysdeps/s390/s390-32/__longjmp.c +++ b/sysdeps/s390/s390-32/__longjmp.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2000, 2001 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). @@ -29,14 +29,24 @@ void __longjmp (__jmp_buf env, int val) { - /* Restore registers and jump back. */ - asm volatile ("lr %%r2,%0\n\t" /* PUT val in grp 2. */ - "ld %%f6,48(%1)\n\t" - "ld %%f4,40(%1)\n\t" - "lm %%r6,%%r15,0(%1)\n\t" - "br %%r14" - : : "r" (val == 0 ? 1 : val), - "a" (env) : "2" ); +#ifdef PTR_DEMANGLE + register uintptr_t r5 __asm ("%r5") = THREAD_GET_POINTER_GUARD (); +#endif + /* Restore registers and jump back. */ + asm volatile ("lr %%r2,%0\n\t" /* PUT val in grp 2. */ + "ld %%f6,48(%1)\n\t" + "ld %%f4,40(%1)\n\t" + "lm %%r6,%%r15,0(%1)\n\t" +#ifdef PTR_DEMANGLE + "xr %%r14,%2\n\t" +#endif + "br %%r14" + : : "r" (val == 0 ? 1 : val), + "a" (env) +#ifdef PTR_DEMANGLE + , "r" (r5) +#endif + : "2" ); /* Avoid `volatile function does return' warnings. */ for (;;); diff --git a/sysdeps/s390/s390-32/elf/setjmp.S b/sysdeps/s390/s390-32/elf/setjmp.S index 0d1fa8e41d..f3ca8af6c2 100644 --- a/sysdeps/s390/s390-32/elf/setjmp.S +++ b/sysdeps/s390/s390-32/elf/setjmp.S @@ -1,5 +1,5 @@ /* setjmp for s390, ELF version. - Copyright (C) 2000, 2002 Free Software Foundation, Inc. + Copyright (C) 2000, 2002, 2005 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -46,10 +46,22 @@ END (__setjmp) ENTRY(__sigsetjmp) .Linternal_sigsetjmp: +#ifdef PTR_MANGLE + stm %r6,%r13,0(%r2) /* store registers in jmp_buf */ + lr %r4,%r14 + PTR_MANGLE (%r4, %r5) + st %r4,32(%r2) + st %r15,36(%r2) +#else stm %r6,%r15,0(%r2) /* store registers in jmp_buf */ +#endif std %f4,40(%r2) std %f6,48(%r2) -#ifdef PIC +#if defined NOT_IN_libc && defined IS_IN_rtld + /* In ld.so we never save the signal mask. */ + lhi %r2,0 + br %r14 +#elif defined PIC /* We cannot use the PLT, because it requires that %r12 be set, but we can't save and restore our caller's value. Instead, we do an indirect jump through the GOT. */ diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S index dc4862b2a6..a438595945 100644 --- a/sysdeps/s390/s390-32/setjmp.S +++ b/sysdeps/s390/s390-32/setjmp.S @@ -1,5 +1,5 @@ /* - Copyright (C) 2000, 2001 Free Software Foundation, Inc. + Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -29,10 +29,22 @@ /* R2 = pointer to jmp_buf, R3 = savemask */ ENTRY(__sigsetjmp) +#ifdef PTR_MANGLE + stm %r6,%r13,0(%r2) /* store registers in jmp_buf */ + lr %r4,%r14 + PTR_MANGLE (%r4, %r5) + st %r4,32(%r2) + st %r15,36(%r2) +#else stm %r6,%r15,0(%r2) /* store registers in jmp_buf */ +#endif std %f4,40(%r2) std %f6,48(%r2) -#ifdef PIC +#if defined NOT_IN_libc && defined IS_IN_rtld + /* In ld.so we never save the signal mask. */ + lhi %r2,0 + br %r14 +#elif defined PIC /* We cannot use the PLT, because it requires that %r12 be set, but we can't save and restore our caller's value. Instead, we do an indirect jump through the GOT. */ diff --git a/sysdeps/s390/s390-64/__longjmp.c b/sysdeps/s390/s390-64/__longjmp.c index 80abd3849a..6650bf702f 100644 --- a/sysdeps/s390/s390-64/__longjmp.c +++ b/sysdeps/s390/s390-64/__longjmp.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2001 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). @@ -29,18 +29,27 @@ void __longjmp (__jmp_buf env, int val) { - /* Restore registers and jump back. */ - asm volatile ("lgr %%r2,%0\n\t" /* Put val in grp 2. */ - "ld %%f7,104(%1)\n\t" - "ld %%f5,96(%1)\n\t" - "ld %%f3,88(%1)\n\t" - "ld %%f1,80(%1)\n\t" - "lmg %%r6,%%r15,0(%1)\n\t" - "br %%r14" - : : "r" (val == 0 ? 1 : val), - "a" (env) : "2" ); +#ifdef PTR_DEMANGLE + register uintptr_t r5 __asm ("%r5") = THREAD_GET_POINTER_GUARD (); +#endif + /* Restore registers and jump back. */ + asm volatile ("lgr %%r2,%0\n\t" /* Put val in grp 2. */ + "ld %%f7,104(%1)\n\t" + "ld %%f5,96(%1)\n\t" + "ld %%f3,88(%1)\n\t" + "ld %%f1,80(%1)\n\t" + "lmg %%r6,%%r15,0(%1)\n\t" +#ifdef PTR_DEMANGLE + "xgr %%r14,%2\n\t" +#endif + "br %%r14" + : : "r" (val == 0 ? 1 : val), + "a" (env) +#ifdef PTR_DEMANGLE + , "r" (r5) +#endif + : "2" ); /* Avoid `volatile function does return' warnings. */ for (;;); } - diff --git a/sysdeps/s390/s390-64/elf/setjmp.S b/sysdeps/s390/s390-64/elf/setjmp.S index fa3ac72480..44f7cf08cc 100644 --- a/sysdeps/s390/s390-64/elf/setjmp.S +++ b/sysdeps/s390/s390-64/elf/setjmp.S @@ -1,5 +1,5 @@ /* setjmp for 64 bit S/390, ELF version. - Copyright (C) 2001, 2002 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2005 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -46,12 +46,24 @@ END (setjmp) ENTRY(__sigsetjmp) .Linternal_sigsetjmp: +#ifdef PTR_MANGLE + stmg %r6,%r13,0(%r2) /* Store registers in jmp_buf. */ + lgr %r4,%r14 + PTR_MANGLE (%r4, %r5) + stg %r4,64(%r2) + stg %r15,72(%r2) +#else stmg %r6,%r15,0(%r2) /* Store registers in jmp_buf. */ +#endif std %f1,80(%r2) std %f3,88(%r2) std %f5,96(%r2) std %f7,104(%r2) -#ifdef PIC +#if defined NOT_IN_libc && defined IS_IN_rtld + /* In ld.so we never save the signal mask. */ + lghi %r2,0 + br %r14 +#elif defined PIC jg __sigjmp_save@PLT /* Branch to PLT of __sigsetjmp. */ #else jg __sigjmp_save diff --git a/sysdeps/s390/s390-64/setjmp.S b/sysdeps/s390/s390-64/setjmp.S index 7f245c2a1d..25d97b6a6a 100644 --- a/sysdeps/s390/s390-64/setjmp.S +++ b/sysdeps/s390/s390-64/setjmp.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2001 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2005 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -28,16 +28,26 @@ /* R2 = pointer to jmp_buf, R3 = savemask. */ ENTRY(__sigsetjmp) +#ifdef PTR_MANGLE + stmg %r6,%r13,0(%r2) /* Store registers in jmp_buf. */ + lgr %r4,%r14 + PTR_MANGLE (%r4, %r5) + stg %r4,64(%r2) + stg %r15,72(%r2) +#else stmg %r6,%r15,0(%r2) /* Store registers in jmp_buf. */ +#endif std %f1,80(%r2) std %f3,88(%r2) std %f5,96(%r2) std %f7,104(%r2) -#ifdef PIC +#if defined NOT_IN_libc && defined IS_IN_rtld + /* In ld.so we never save the signal mask. */ + lghi %r2,0 + br %r14 +#elif defined PIC jg __sigjmp_save@PLT /* Tail-call __sigjmp_save. */ #else jg __sigjmp_save /* Tail-call __sigjmp_save. */ #endif END (__sigsetjmp) - - diff --git a/sysdeps/unix/sysv/linux/ia64/__longjmp.S b/sysdeps/unix/sysv/linux/ia64/__longjmp.S index 7922e81bea..aa18fadf9c 100644 --- a/sysdeps/unix/sysv/linux/ia64/__longjmp.S +++ b/sysdeps/unix/sysv/linux/ia64/__longjmp.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc. +/* Copyright (C) 1999, 2000, 2001, 2005 Free Software Foundation, Inc. Contributed by David Mosberger-Tang <davidm@hpl.hp.com>. The GNU C Library is free software; you can redistribute it and/or @@ -101,6 +101,9 @@ LEAF(__longjmp) ld8.nta r18=[r2],16 // b2 ld8.nta r19=[r3],16 // b3 ;; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (r16, r24) +#endif ld8.nta r20=[r2],16 // b4 ld8.nta r21=[r3],16 // b5 ;; diff --git a/sysdeps/unix/sysv/linux/ia64/setjmp.S b/sysdeps/unix/sysv/linux/ia64/setjmp.S index 9c987c7ef8..53f80d203e 100644 --- a/sysdeps/unix/sysv/linux/ia64/setjmp.S +++ b/sysdeps/unix/sysv/linux/ia64/setjmp.S @@ -1,4 +1,5 @@ -/* Copyright (C) 1999, 2000, 2001, 2002, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005 + Free Software Foundation, Inc. Contributed by David Mosberger-Tang <davidm@hpl.hp.com>. The GNU C Library is free software; you can redistribute it and/or @@ -86,7 +87,7 @@ libc_hidden_def (_setjmp) ENTRY(__sigsetjmp) .prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(2) - alloc loc1=ar.pfs,2,3,2,0 + alloc loc1=ar.pfs,2,5,2,0 .save ar.unat, loc2 mov loc2=ar.unat ;; @@ -140,7 +141,13 @@ ENTRY(__sigsetjmp) ;; stf.spill.nta [r8]=f28,32 stf.spill.nta [r9]=f29,32 +#ifdef PTR_MANGLE + mov loc3=loc0 ;; + PTR_MANGLE (loc3, loc4) +#else + ;; +#endif stf.spill.nta [r8]=f30 stf.spill.nta [r9]=f31 @@ -151,7 +158,11 @@ ENTRY(__sigsetjmp) mov r25=ar.unat mov out0=in0 +#ifdef PTR_MANGLE + st8.nta [r2]=loc3,16 // b0 +#else st8.nta [r2]=loc0,16 // b0 +#endif st8.nta [r3]=r17,16 // b1 mov out1=in1 ;; @@ -169,7 +180,12 @@ ENTRY(__sigsetjmp) ;; st8.nta [r2]=r25 // ar.unat st8.nta [r3]=in0 // &__jmp_buf +#if defined NOT_IN_libc && defined IS_IN_rtld + /* In ld.so we never save the signal mask. */ + ;; +#else br.call.dpnt.few rp=__sigjmp_save +#endif .ret0: // force a new bundle ::q mov.m ar.unat=loc2 // restore caller's unat mov rp=loc0 diff --git a/sysdeps/unix/sysv/linux/ia64/sysdep.h b/sysdeps/unix/sysv/linux/ia64/sysdep.h index a4453ddcc7..ef7bc8e136 100644 --- a/sysdeps/unix/sysv/linux/ia64/sysdep.h +++ b/sysdeps/unix/sysv/linux/ia64/sysdep.h @@ -1,4 +1,5 @@ -/* Copyright (C) 1999, 2000, 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005 + Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999. Based on code originally written by David Mosberger-Tang @@ -360,4 +361,24 @@ #endif /* not __ASSEMBLER__ */ +/* Pointer mangling support. */ +#if defined NOT_IN_libc && defined IS_IN_rtld +/* We cannot use the thread descriptor because in ld.so we use setjmp + earlier than the descriptor is initialized. */ +#else +# ifdef __ASSEMBLER__ +# define PTR_MANGLE(reg, tmpreg) \ + add tmpreg=-16,r13 \ + ;; \ + ld8 tmpreg=[tmpreg] \ + ;; \ + xor reg=reg, tmpreg +# define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) +# else +# define PTR_MANGLE(var) \ + (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) +# define PTR_DEMANGLE(var) PTR_MANGLE (var) +# endif +#endif + #endif /* linux/ia64/sysdep.h */ diff --git a/sysdeps/unix/sysv/linux/internal_statvfs.c b/sysdeps/unix/sysv/linux/internal_statvfs.c index ea26729d55..73317ecafd 100644 --- a/sysdeps/unix/sysv/linux/internal_statvfs.c +++ b/sysdeps/unix/sysv/linux/internal_statvfs.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1998-2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1998-2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. @@ -71,6 +71,33 @@ __statvfs_getflags (const char *name, int fstype, struct stat64 *st) case NFS_SUPER_MAGIC: fsname = "nfs"; break; + case SYSFS_MAGIC: + fsname = "sysfs"; + break; + case REISERFS_SUPER_MAGIC: + fsname = "reiserfs"; + break; + case XFS_SUPER_MAGIC: + fsname = "xfs"; + break; + case JFS_SUPER_MAGIC: + fsname = "jfs"; + break; + case HPFS_SUPER_MAGIC: + fsname = "hpfs"; + break; + case DEVFS_SUPER_MAGIC: + fsname = "devfs"; + break; + case ISOFS_SUPER_MAGIC: + fsname = "iso9660"; + break; + case MSDOS_SUPER_MAGIC: + fsname = "msdos"; + break; + case NTFS_SUPER_MAGIC: + fsname = "ntfs"; + break; } FILE *mtab = __setmntent ("/proc/mounts", "r"); diff --git a/sysdeps/unix/sysv/linux/linux_fsinfo.h b/sysdeps/unix/sysv/linux/linux_fsinfo.h index 13c3856266..8c6591ada3 100644 --- a/sysdeps/unix/sysv/linux/linux_fsinfo.h +++ b/sysdeps/unix/sysv/linux/linux_fsinfo.h @@ -1,5 +1,5 @@ /* Constants from kernel header for various FSes. - Copyright (C) 1998,1999,2000,2001,2002,2003 Free Software Foundation, Inc. + Copyright (C) 1998,1999,2000,2001,2002,2003,2005 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 @@ -135,6 +135,9 @@ /* Constants that identify the `vxfs' filesystem. */ #define VXFS_SUPER_MAGIC 0xa501fcf5 +/* Constants that identify the `sysfs´ filesystem. */ +#define SYSFS_MAGIC 0x62656572 + /* Maximum link counts. */ #define COH_LINK_MAX 10000 #define EXT2_LINK_MAX 32000 diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h index 81f37c5103..546e712edc 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h @@ -20,6 +20,7 @@ #define _LINUX_POWERPC_SYSDEP_H 1 #include <sysdeps/unix/powerpc/sysdep.h> +#include <tls.h> /* Some systen calls got renamed over time, but retained the same semantics. Handle them here so they can be catched by both C and assembler stubs in @@ -170,4 +171,21 @@ #endif /* __ASSEMBLER__ */ +/* Pointer mangling support. */ +#if defined NOT_IN_libc && defined IS_IN_rtld +/* We cannot use the thread descriptor because in ld.so we use setjmp + earlier than the descriptor is initialized. */ +#else +# ifdef __ASSEMBLER__ +# define PTR_MANGLE(reg, tmpreg) \ + lwz tmpreg,POINTER_GUARD(r2); \ + xor reg,tmpreg,reg +# define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) +# else +# define PTR_MANGLE(var) \ + (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) +# define PTR_DEMANGLE(var) PTR_MANGLE (var) +# endif +#endif + #endif /* linux/powerpc/powerpc32/sysdep.h */ diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h index c3463f7431..3ece017563 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h @@ -23,6 +23,7 @@ #define _LINUX_POWERPC_SYSDEP_H 1 #include <sysdeps/unix/powerpc/sysdep.h> +#include <tls.h> /* Define __set_errno() for INLINE_SYSCALL macro below. */ #ifndef __ASSEMBLER__ @@ -180,4 +181,22 @@ #define ASM_INPUT_5 ASM_INPUT_4, "5" (r7) #define ASM_INPUT_6 ASM_INPUT_5, "6" (r8) + +/* Pointer mangling support. */ +#if defined NOT_IN_libc && defined IS_IN_rtld +/* We cannot use the thread descriptor because in ld.so we use setjmp + earlier than the descriptor is initialized. */ +#else +# ifdef __ASSEMBLER__ +# define PTR_MANGLE(reg, tmpreg) \ + ld tmpreg,POINTER_GUARD(r13); \ + xor reg,tmpreg,reg +# define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) +# else +# define PTR_MANGLE(var) \ + (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) +# define PTR_DEMANGLE(var) PTR_MANGLE (var) +# endif +#endif + #endif /* linux/powerpc/powerpc64/sysdep.h */ diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h index 43b1b951d5..355108a493 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h +++ b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h @@ -1,4 +1,5 @@ -/* Copyright (C) 2000,01,02,03,04 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 + Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -23,6 +24,7 @@ #include <sysdeps/s390/s390-32/sysdep.h> #include <sysdeps/unix/sysdep.h> #include <dl-sysdep.h> /* For RTLD_PRIVATE_ERRNO. */ +#include <tls.h> /* For Linux we can use the system call table in the header file /usr/include/asm/unistd.h @@ -111,8 +113,8 @@ 0: lcr %r0,%r2; \ basr %r1,0; \ 1: al %r1,2f-1b(%r1); \ - l %r1,SYSCALL_ERROR_ERRNO@gotntpoff(%r1) \ - ear %r2,%a0 \ + l %r1,SYSCALL_ERROR_ERRNO@gotntpoff(%r1); \ + ear %r2,%a0; \ st %r0,0(%r1,%r2); \ lhi %r2,-1; \ br %r14; \ @@ -261,4 +263,24 @@ #define ASMFMT_4 , "0" (gpr2), "d" (gpr3), "d" (gpr4), "d" (gpr5) #define ASMFMT_5 , "0" (gpr2), "d" (gpr3), "d" (gpr4), "d" (gpr5), "d" (gpr6) + +/* Pointer mangling support. */ +#if defined NOT_IN_libc && defined IS_IN_rtld +/* We cannot use the thread descriptor because in ld.so we use setjmp + earlier than the descriptor is initialized. */ +#else +/* For the time being just use stack_guard rather than a separate + pointer_guard. */ +# ifdef __ASSEMBLER__ +# define PTR_MANGLE(reg, tmpreg) \ + ear tmpreg,%a0; \ + x reg,STACK_GUARD(tmpreg) +# define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) +# else +# define PTR_MANGLE(var) \ + (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) +# define PTR_DEMANGLE(var) PTR_MANGLE (var) +# endif +#endif + #endif /* _LINUX_S390_SYSDEP_H */ diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/socket.S b/sysdeps/unix/sysv/linux/s390/s390-64/socket.S index c98a97449b..d4c3a1c4e1 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-64/socket.S +++ b/sysdeps/unix/sysv/linux/s390/s390-64/socket.S @@ -128,6 +128,7 @@ L(socket_cancel): j 4b #endif + SYSCALL_ERROR_HANDLER END (__socket) #ifndef NO_WEAK_ALIAS diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h index 154bc06803..562fc7df76 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h +++ b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h @@ -1,5 +1,5 @@ /* Assembler macros for 64 bit S/390. - Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -24,6 +24,7 @@ #include <sysdeps/s390/s390-64/sysdep.h> #include <sysdeps/unix/sysdep.h> #include <dl-sysdep.h> /* For RTLD_PRIVATE_ERRNO. */ +#include <tls.h> /* For Linux we can use the system call table in the header file /usr/include/asm/unistd.h @@ -263,4 +264,25 @@ #define ASMFMT_4 , "0" (gpr2), "d" (gpr3), "d" (gpr4), "d" (gpr5) #define ASMFMT_5 , "0" (gpr2), "d" (gpr3), "d" (gpr4), "d" (gpr5), "d" (gpr6) +/* Pointer mangling support. */ +#if defined NOT_IN_libc && defined IS_IN_rtld +/* We cannot use the thread descriptor because in ld.so we use setjmp + earlier than the descriptor is initialized. */ +#else +/* For the time being just use stack_guard rather than a separate + pointer_guard. */ +# ifdef __ASSEMBLER__ +# define PTR_MANGLE(reg, tmpreg) \ + ear tmpreg,%a0; \ + sllg tmpreg,tmpreg,32; \ + ear tmpreg,%a1; \ + xg reg,STACK_GUARD(tmpreg) +# define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) +# else +# define PTR_MANGLE(var) \ + (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) +# define PTR_DEMANGLE(var) PTR_MANGLE (var) +# endif +#endif + #endif /* _LINUX_S390_SYSDEP_H */ diff --git a/sysdeps/unix/sysv/linux/s390/sys/user.h b/sysdeps/unix/sysv/linux/s390/sys/user.h index eddd196c72..f00caea84d 100644 --- a/sysdeps/unix/sysv/linux/s390/sys/user.h +++ b/sysdeps/unix/sysv/linux/s390/sys/user.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2000 Free Software Foundation, Inc. +/* Copyright (C) 2000,2005 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 @@ -19,6 +19,65 @@ #ifndef _SYS_USER_H #define _SYS_USER_H 1 -#include <asm/user.h> +/* The whole purpose of this file is for GDB and GDB only. Don't read + too much into it. Don't use it for anything other than GDB unless + you know what you are doing. */ + +struct _user_psw_struct +{ + unsigned long mask; + unsigned long addr; +}; + +struct _user_fpregs_struct +{ + unsigned int fpc; + double fprs[16]; +}; + +struct _user_per_struct +{ + unsigned long control_regs[3]; + unsigned single_step : 1; + unsigned instruction_fetch : 1; + unsigned : 30; + unsigned long starting_addr; + unsigned long ending_addr; + unsigned short perc_atmid; + unsigned long address; + unsigned char access_id; +}; + +struct _user_regs_struct +{ + struct _user_psw_struct psw; /* Program status word. */ + unsigned long gprs[16]; /* General purpose registers. */ + unsigned int acrs[16]; /* Access registers. */ + unsigned long orig_gpr2; /* Original gpr2. */ + struct _user_fpregs_struct fp_regs; /* Floating point registers. */ + struct _user_per_struct per_info; /* Hardware tracing registers. */ + unsigned long ieee_instruction_pointer; +}; + +struct user { + struct _user_regs_struct regs; /* User registers. */ + unsigned long int u_tsize; /* Text segment size (pages). */ + unsigned long int u_dsize; /* Data segment size (pages). */ + unsigned long int u_ssize; /* Stack segment size (pages). */ + unsigned long start_code; /* Starting address of text. */ + unsigned long start_stack; /* Starting address of stack area. */ + long int signal; /* Signal causing the core dump. */ + struct _user_regs_struct *u_ar0; /* Help gdb find registers. */ + unsigned long magic; /* Identifies a core file. */ + char u_comm[32]; /* User command naem. */ +}; + +#define PAGE_SHIFT 12 +#define PAGE_SIZE (1UL << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE-1)) +#define NBPG PAGE_SIZE +#define UPAGES 1 +#define HOST_TEXT_START_ADDR (u.start_code) +#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) #endif /* _SYS_USER_H */ diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/socket.S b/sysdeps/unix/sysv/linux/sparc/sparc32/socket.S index 3c12278e6a..911d5c6b39 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/socket.S +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/socket.S @@ -40,7 +40,11 @@ The .S files for the other calls just #define socket and #include this. */ #ifndef __socket -#define __socket P(__,socket) +# ifndef NO_WEAK_ALIAS +# define __socket P(__,socket) +# else +# define __socket socket +# endif #endif .globl __socket @@ -105,4 +109,6 @@ ENTRY (__socket) END (__socket) +#ifndef NO_WEAK_ALIAS weak_alias (__socket, socket) +#endif diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/socket.S b/sysdeps/unix/sysv/linux/sparc/sparc64/socket.S index 575416ff3f..7a8b205538 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/socket.S +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/socket.S @@ -40,7 +40,11 @@ The .S files for the other calls just #define socket and #include this. */ #ifndef __socket -#define __socket P(__,socket) +# ifndef NO_WEAK_ALIAS +# define __socket P(__,socket) +# else +# define __socket socket +# endif #endif .globl __socket @@ -107,4 +111,6 @@ ENTRY (__socket) END (__socket) +#ifndef NO_WEAK_ALIAS weak_alias (__socket, socket) +#endif |