diff options
Diffstat (limited to 'sysdeps')
24 files changed, 227 insertions, 86 deletions
diff --git a/sysdeps/generic/dl-osinfo.h b/sysdeps/generic/dl-osinfo.h index 60b84a900d..4b880dae34 100644 --- a/sysdeps/generic/dl-osinfo.h +++ b/sysdeps/generic/dl-osinfo.h @@ -1,12 +1,48 @@ +/* Operating system specific code for generic dynamic loader functions. + Copyright (C) 2009 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 <stdint.h> static inline uintptr_t __attribute__ ((always_inline)) -_dl_setup_stack_chk_guard (void) +_dl_setup_stack_chk_guard (void *dl_random) +{ + uintptr_t ret; + if (dl_random == NULL) + { + ret = 0; + unsigned char *p = (unsigned char *) &ret; + p[sizeof (ret) - 1] = 255; + p[sizeof (ret) - 2] = '\n'; + p[0] = 0; + } + else + memcpy (&ret, dl_random, sizeof (ret)); + return ret; +} + +static inline uintptr_t __attribute__ ((always_inline)) +_dl_setup_pointer_guard (void *dl_random, uintptr_t stack_chk_guard) { - uintptr_t ret = 0; - unsigned char *p = (unsigned char *) &ret; - p[sizeof (ret) - 1] = 255; - p[sizeof (ret) - 2] = '\n'; - p[0] = 0; + uintptr_t ret; + if (dl_random == NULL) + ret = stack_chk_guard; + else + memcpy (&ret, (char *) dl_random + sizeof (ret), sizeof (ret)); return ret; } diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h index 4d857404a3..e00b173f49 100644 --- a/sysdeps/generic/ldsodefs.h +++ b/sysdeps/generic/ldsodefs.h @@ -1,5 +1,5 @@ /* Run-time dynamic linker data structures for loaded ELF shared objects. - Copyright (C) 1995-2006, 2007, 2008 Free Software Foundation, Inc. + Copyright (C) 1995-2006, 2007, 2008, 2009 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 @@ -731,6 +731,9 @@ weak_extern (_dl_starting_up) extern int _dl_starting_up_internal attribute_hidden; #endif +/* Random data provided by the kernel. */ +extern void *_dl_random attribute_hidden; + /* OS-dependent function to open the zero-fill device. */ extern int _dl_sysdep_open_zero_fill (void); /* dl-sysdep.c */ diff --git a/sysdeps/i386/fpu/libm-test-ulps b/sysdeps/i386/fpu/libm-test-ulps index 4efc714b29..5231789be1 100644 --- a/sysdeps/i386/fpu/libm-test-ulps +++ b/sysdeps/i386/fpu/libm-test-ulps @@ -453,6 +453,10 @@ Test "exp10 (3) == 1000": ildouble: 8 ldouble: 8 +# expm1 +Test "expm1 (1) == M_El - 1.0": +ildouble: 1 + # gamma Test "gamma (-0.5) == log(2*sqrt(pi))": double: 1 @@ -1134,6 +1138,9 @@ Function: "exp10": ildouble: 8 ldouble: 8 +Function: "expm1": +ildouble: 1 + Function: "gamma": double: 1 idouble: 1 diff --git a/sysdeps/i386/stackinfo.h b/sysdeps/i386/stackinfo.h index a9a6745aaf..2530ea7234 100644 --- a/sysdeps/i386/stackinfo.h +++ b/sysdeps/i386/stackinfo.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1999 Free Software Foundation, Inc. +/* Copyright (C) 1999, 2009 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 @@ -25,4 +25,14 @@ /* On x86 the stack grows down. */ #define _STACK_GROWS_DOWN 1 +/* Access to the stack pointer. The macros are used in alloca_account + for which they need to act as barriers as well, hence the additional + (unnecessary) parameters. */ +#define stackinfo_get_sp() \ + ({ void *p__; asm volatile ("mov %%esp, %0" : "=r" (p__)); p__; }) +#define stackinfo_sub_sp(ptr) \ + ({ ptrdiff_t d__; \ + asm volatile ("sub %%esp, %0" : "=r" (d__) : "0" (ptr)); \ + d__; }) + #endif /* stackinfo.h */ diff --git a/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c b/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c index 973fb3f77a..a15fe86fb9 100644 --- a/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c +++ b/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2001,2002,2004,2006,2007,2008 Free Software Foundation, Inc. +/* Copyright (C) 2001,2002,2004,2006-2008,2009 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ryan S. Arnold <rsa@us.ibm.com> Sean Curry <spcurry@us.ibm.com> @@ -104,12 +104,16 @@ typedef unsigned int si_fpscr_t __attribute__ ((__mode__ (__SI__))); (__fpscr)=tmp.fpscr; \ tmp.fpscr; }) +/* We make sure to zero fp0 after we use it in order to prevent stale data + in an fp register from making a test-case pass erroneously. */ # define _SET_DI_FPSCR(__fpscr) { \ union { double d; di_fpscr_t fpscr; } \ tmp __attribute__ ((__aligned__(8))); \ tmp.fpscr = __fpscr; \ /* Set the entire 64-bit FPSCR. */ \ __asm__ ("lfd%U0 0,%0; mtfsf 255,0,1,0" : : "m" (tmp.d) : "fr0"); \ + tmp.d = 0; \ + __asm__("lfd%U0 0,%0" : : "m" (tmp.d) : "fr0"); \ } # define _GET_SI_FPSCR(__fpscr) ({ \ @@ -120,6 +124,8 @@ typedef unsigned int si_fpscr_t __attribute__ ((__mode__ (__SI__))); (__fpscr)=tmp.cw[1]; \ tmp.cw[0]; }) +/* We make sure to zero fp0 after we use it in order to prevent stale data + in an fp register from making a test-case pass erroneously. */ # define _SET_SI_FPSCR(__fpscr) { \ union { double d; si_fpscr_t fpscr[2]; } \ tmp __attribute__ ((__aligned__(8))); \ @@ -127,6 +133,8 @@ typedef unsigned int si_fpscr_t __attribute__ ((__mode__ (__SI__))); tmp.fpscr[0] = 0xFFF80000; \ tmp.fpscr[1] = __fpscr; \ __asm__ ("lfd%U0 0,%0; mtfsf 255,0" : : "m" (tmp.d) : "fr0"); \ + tmp.d = 0; \ + __asm__("lfd%U0 0,%0" : : "m" (tmp.d) : "fr0"); \ } void prime_special_regs(int which) diff --git a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S index 7c6e27c209..f9f010fcac 100644 --- a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S @@ -1,5 +1,5 @@ /* longjmp for PowerPC. - Copyright (C) 1995-99, 2000, 2003-2005, 2006 Free Software Foundation, Inc. + Copyright (C) 1995-99, 2000, 2003-2006, 2009 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 @@ -64,7 +64,7 @@ ENTRY (BP_SYM (__longjmp)) andi. r6,r5,0xf lwz r0,((JB_VRSAVE)*4)(3) mtspr VRSAVE,r0 - beq+ aligned_restore_vmx + beq+ L(aligned_restore_vmx) addi r6,r5,16 lvsl v0,0,r5 lvx v1,0,r5 @@ -88,7 +88,7 @@ ENTRY (BP_SYM (__longjmp)) lvx v1,0,r5 vperm v31,v31,v1,v0 b L(no_vmx) -aligned_restore_vmx: +L(aligned_restore_vmx): addi r6,r5,16 lvx v20,0,r5 addi r5,r5,32 diff --git a/sysdeps/powerpc/powerpc64/__longjmp-common.S b/sysdeps/powerpc/powerpc64/__longjmp-common.S index 700a2a543c..19b2849c01 100644 --- a/sysdeps/powerpc/powerpc64/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc64/__longjmp-common.S @@ -1,6 +1,5 @@ /* longjmp for PowerPC64. - Copyright (C) 1995, 1996,1997,1999,2000,2001,2002,2003,2004,2005,2006 - Free Software Foundation, Inc. + Copyright (C) 1995, 1996,1997,1999-2006,2009 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 @@ -58,7 +57,7 @@ ENTRY (BP_SYM (__longjmp)) andi. r6,r5,0xf lwz r0,((JB_VRSAVE)*8)(3) mtspr VRSAVE,r0 - beq+ aligned_restore_vmx + beq+ L(aligned_restore_vmx) addi r6,r5,16 lvsl v0,0,r5 lvx v1,0,r5 @@ -82,7 +81,7 @@ ENTRY (BP_SYM (__longjmp)) lvx v1,0,r5 vperm v31,v31,v1,v0 b L(no_vmx) -aligned_restore_vmx: +L(aligned_restore_vmx): addi r6,r5,16 lvx v20,0,r5 addi r5,r5,32 diff --git a/sysdeps/unix/sysv/linux/bits/shm.h b/sysdeps/unix/sysv/linux/bits/shm.h index 3f63152304..90ad0c718f 100644 --- a/sysdeps/unix/sysv/linux/bits/shm.h +++ b/sysdeps/unix/sysv/linux/bits/shm.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1995,1996,1997,2000,2002,2004 Free Software Foundation, Inc. +/* Copyright (C) 1995,1996,1997,2000,2002,2004,2009 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 @@ -30,6 +30,7 @@ #define SHM_RDONLY 010000 /* attach read-only else read-write */ #define SHM_RND 020000 /* round attach address to SHMLBA */ #define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ /* Commands for `shmctl'. */ #define SHM_LOCK 11 /* lock segment (root only) */ diff --git a/sysdeps/unix/sysv/linux/dl-osinfo.h b/sysdeps/unix/sysv/linux/dl-osinfo.h index 275a0730c8..9fcfd47829 100644 --- a/sysdeps/unix/sysv/linux/dl-osinfo.h +++ b/sysdeps/unix/sysv/linux/dl-osinfo.h @@ -1,5 +1,5 @@ /* Operating system specific code for generic dynamic loader functions. Linux. - Copyright (C) 2000-2002,2004-2007,2008 Free Software Foundation, Inc. + Copyright (C) 2000-2002,2004-2008, 2009 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 @@ -63,48 +63,78 @@ dl_fatal (const char *str) } while (0) static inline uintptr_t __attribute__ ((always_inline)) -_dl_setup_stack_chk_guard (void) +_dl_setup_stack_chk_guard (void *dl_random) { uintptr_t ret; -#ifdef ENABLE_STACKGUARD_RANDOMIZE - int fd = __open ("/dev/urandom", O_RDONLY); - if (fd >= 0) +#ifndef __ASSUME_AT_RANDOM + if (__builtin_expect (dl_random == NULL, 0)) { - ssize_t reslen = __read (fd, &ret, sizeof (ret)); - __close (fd); - if (reslen == (ssize_t) sizeof (ret)) - return ret; - } -#endif - ret = 0; - unsigned char *p = (unsigned char *) &ret; - p[sizeof (ret) - 1] = 255; - p[sizeof (ret) - 2] = '\n'; +# ifdef ENABLE_STACKGUARD_RANDOMIZE + int fd = __open ("/dev/urandom", O_RDONLY); + if (fd >= 0) + { + ssize_t reslen = __read (fd, &ret, sizeof (ret)); + __close (fd); + if (reslen == (ssize_t) sizeof (ret)) + return ret; + } +# endif + ret = 0; + unsigned char *p = (unsigned char *) &ret; + p[sizeof (ret) - 1] = 255; + p[sizeof (ret) - 2] = '\n'; #ifdef HP_TIMING_NOW - hp_timing_t hpt; - HP_TIMING_NOW (hpt); - hpt = (hpt & 0xffff) << 8; - ret ^= hpt; + hp_timing_t hpt; + HP_TIMING_NOW (hpt); + hpt = (hpt & 0xffff) << 8; + ret ^= hpt; #endif - uintptr_t stk; - /* Avoid GCC being too smart. */ - asm ("" : "=r" (stk) : "r" (p)); - stk &= 0x7ffff0; + uintptr_t stk; + /* Avoid GCC being too smart. */ + asm ("" : "=r" (stk) : "r" (p)); + stk &= 0x7ffff0; #if __BYTE_ORDER == __LITTLE_ENDIAN - stk <<= (__WORDSIZE - 23); + stk <<= (__WORDSIZE - 23); #elif __WORDSIZE == 64 - stk <<= 31; + stk <<= 31; #endif - ret ^= stk; - /* Avoid GCC being too smart. */ - p = (unsigned char *) &errno; - asm ("" : "=r" (stk) : "r" (p)); - stk &= 0x7fff00; + ret ^= stk; + /* Avoid GCC being too smart. */ + p = (unsigned char *) &errno; + asm ("" : "=r" (stk) : "r" (p)); + stk &= 0x7fff00; #if __BYTE_ORDER == __LITTLE_ENDIAN - stk <<= (__WORDSIZE - 29); + stk <<= (__WORDSIZE - 29); #else - stk >>= 8; + stk >>= 8; +#endif + ret ^= stk; + } + else +#endif + /* We need in the moment only 8 bytes on 32-bit platforms and 16 + bytes on 64-bit platforms. Therefore we can use the data + directly and not use the kernel-provided data to seed a PRNG. */ + memcpy (&ret, dl_random, sizeof (ret)); + return ret; +} + +static inline uintptr_t __attribute__ ((always_inline)) +_dl_setup_pointer_guard (void *dl_random, uintptr_t stack_chk_guard) +{ + uintptr_t ret; +#ifndef __ASSUME_AT_RANDOM + if (dl_random == NULL) + { + ret = stack_chk_guard; +# ifndef HP_TIMING_NONAVAIL + hp_timing_t now; + HP_TIMING_NOW (now); + ret ^= now; +# endif + } + else #endif - ret ^= stk; + memcpy (&ret, (char *) dl_random + sizeof (ret), sizeof (ret)); return ret; } diff --git a/sysdeps/unix/sysv/linux/i386/sysconf.c b/sysdeps/unix/sysv/linux/i386/sysconf.c index 38bb5337ba..b1c93d7359 100644 --- a/sysdeps/unix/sysv/linux/i386/sysconf.c +++ b/sysdeps/unix/sysv/linux/i386/sysconf.c @@ -76,8 +76,10 @@ static const struct intel_02_cache_info { { 0x06, _SC_LEVEL1_ICACHE_SIZE, 8192, 4, 32 }, { 0x08, _SC_LEVEL1_ICACHE_SIZE, 16384, 4, 32 }, + { 0x09, _SC_LEVEL1_ICACHE_SIZE, 32768, 4, 32 }, { 0x0a, _SC_LEVEL1_DCACHE_SIZE, 8192, 2, 32 }, { 0x0c, _SC_LEVEL1_DCACHE_SIZE, 16384, 4, 32 }, + { 0x0d, _SC_LEVEL1_DCACHE_SIZE, 16384, 4, 64 }, { 0x22, _SC_LEVEL3_CACHE_SIZE, 524288, 4, 64 }, { 0x23, _SC_LEVEL3_CACHE_SIZE, 1048576, 8, 64 }, { 0x25, _SC_LEVEL3_CACHE_SIZE, 2097152, 8, 64 }, @@ -122,6 +124,18 @@ static const struct intel_02_cache_info { 0x85, _SC_LEVEL2_CACHE_SIZE, 2097152, 8, 32 }, { 0x86, _SC_LEVEL2_CACHE_SIZE, 524288, 4, 64 }, { 0x87, _SC_LEVEL2_CACHE_SIZE, 1048576, 8, 64 }, + { 0xd0, _SC_LEVEL3_CACHE_SIZE, 524288, 4, 64 }, + { 0xd1, _SC_LEVEL3_CACHE_SIZE, 1048576, 4, 64 }, + { 0xd2, _SC_LEVEL3_CACHE_SIZE, 2097152, 4, 64 }, + { 0xd6, _SC_LEVEL3_CACHE_SIZE, 1048576, 8, 64 }, + { 0xd7, _SC_LEVEL3_CACHE_SIZE, 2097152, 8, 64 }, + { 0xd8, _SC_LEVEL3_CACHE_SIZE, 4194304, 8, 64 }, + { 0xdc, _SC_LEVEL3_CACHE_SIZE, 2097152, 12, 64 }, + { 0xdd, _SC_LEVEL3_CACHE_SIZE, 4194304, 12, 64 }, + { 0xde, _SC_LEVEL3_CACHE_SIZE, 8388608, 12, 64 }, + { 0xe3, _SC_LEVEL3_CACHE_SIZE, 2097152, 16, 64 }, + { 0xe3, _SC_LEVEL3_CACHE_SIZE, 4194304, 16, 64 }, + { 0xe4, _SC_LEVEL3_CACHE_SIZE, 8388608, 16, 64 }, }; #define nintel_02_known (sizeof (intel_02_known) / sizeof (intel_02_known[0])) diff --git a/sysdeps/unix/sysv/linux/ia64/bits/shm.h b/sysdeps/unix/sysv/linux/ia64/bits/shm.h index 2dc58a679d..71b85295c5 100644 --- a/sysdeps/unix/sysv/linux/ia64/bits/shm.h +++ b/sysdeps/unix/sysv/linux/ia64/bits/shm.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2000, 2002, 2005 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2002, 2005, 2009 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 @@ -30,6 +30,7 @@ #define SHM_RDONLY 010000 /* attach read-only else read-write */ #define SHM_RND 020000 /* round attach address to SHMLBA */ #define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ /* Commands for `shmctl'. */ #define SHM_LOCK 11 /* lock segment (root only) */ diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/shm.h b/sysdeps/unix/sysv/linux/powerpc/bits/shm.h index 6a35ff1d7c..023de7990d 100644 --- a/sysdeps/unix/sysv/linux/powerpc/bits/shm.h +++ b/sysdeps/unix/sysv/linux/powerpc/bits/shm.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1995, 1996, 1997, 2000, 2002, 2004 +/* Copyright (C) 1995, 1996, 1997, 2000, 2002, 2004, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -28,9 +28,10 @@ #define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */ /* Flags for `shmat'. */ -#define SHM_RDONLY 010000 /* attach read-only else read-write */ -#define SHM_RND 020000 /* round attach address to SHMLBA */ -#define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_RDONLY 010000 /* attach read-only else read-write */ +#define SHM_RND 020000 /* round attach address to SHMLBA */ +#define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ /* Commands for `shmctl'. */ #define SHM_LOCK 11 /* lock segment (root only) */ diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S index 91ac4366c0..d83a0ef28d 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S @@ -1,5 +1,5 @@ /* Jump to a new context powerpc32 common. - Copyright (C) 2005, 2006, 2008 Free Software Foundation, Inc. + Copyright (C) 2005, 2006, 2008, 2009 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 @@ -18,13 +18,13 @@ 02110-1301 USA. */ /* This is the common implementation of setcontext for powerpc32. - It not complete in itself should be included in to a framework that + It not complete in itself should be included in to a framework that defines: __CONTEXT_FUNC_NAME and if appropriate: __CONTEXT_ENABLE_FPRS __CONTEXT_ENABLE_VRS - Any archecture that implements the Vector unit is assumed to also + Any archecture that implements the Vector unit is assumed to also implement the floating unit. */ /* Stack frame offsets. */ @@ -202,7 +202,7 @@ ENTRY(__CONTEXT_FUNC_NAME) lfd fp0,_UC_FREGS+(0*8)(r31) # ifdef _ARCH_PWR6 /* Use the extended four-operand version of the mtfsf insn. */ - mtfsf 0xff,fp0,1,0 + mtfsf 0xff,fp31,1,0 # else /* Availability of DFP indicates a 64-bit FPSCR. */ andi. r6,r7,PPC_FEATURE_HAS_DFP @@ -304,4 +304,3 @@ ENTRY(__CONTEXT_FUNC_NAME) /* NOTREACHED */ END (__CONTEXT_FUNC_NAME) - diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S index 77c982242a..243a66a0d4 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S @@ -1,5 +1,5 @@ /* Save current context and jump to a new context. - Copyright (C) 2005, 2006, 2008 Free Software Foundation, Inc. + Copyright (C) 2005, 2006, 2008, 2009 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 @@ -18,13 +18,13 @@ 02110-1301 USA. */ /* This is the common implementation of setcontext for powerpc32. - It not complete in itself should be included in to a framework that + It not complete in itself should be included in to a framework that defines: __CONTEXT_FUNC_NAME and if appropriate: __CONTEXT_ENABLE_FPRS __CONTEXT_ENABLE_VRS - Any archecture that implements the Vector unit is assumed to also + Any archecture that implements the Vector unit is assumed to also implement the floating unit. */ /* Stack frame offsets. */ @@ -51,7 +51,7 @@ ENTRY(__CONTEXT_FUNC_NAME) stw r0,_UC_GREGS+(PT_R0*4)(r3) mflr r0 stw r2,_UC_GREGS+(PT_R2*4)(r3) - stw r4,_UC_GREGS+(PT_R4*4)(r3) + stw r4,_UC_GREGS+(PT_R4*4)(r3) /* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers return address. */ stw r0,_UC_GREGS+(PT_LNK*4)(r3) @@ -85,7 +85,7 @@ ENTRY(__CONTEXT_FUNC_NAME) stw r29,_UC_GREGS+(PT_R29*4)(r3) stw r30,_UC_GREGS+(PT_R30*4)(r3) stw r31,_UC_GREGS+(PT_R31*4)(r3) - + /* Save the value of R1. We had to push the stack before we had the address of uc_reg_space. So compute the address of the callers stack pointer and save it as R1. */ @@ -174,10 +174,10 @@ ENTRY(__CONTEXT_FUNC_NAME) la r10,(_UC_VREGS)(r3) la r9,(_UC_VREGS+16)(r3) - + /* beq L(no_vec)*/ beq 2f -/* address of the combined VSCR/VSAVE quadword. */ +/* address of the combined VSCR/VSAVE quadword. */ la r8,(_UC_VREGS+512)(r3) /* Save the vector registers */ @@ -194,7 +194,7 @@ ENTRY(__CONTEXT_FUNC_NAME) stvx v3,0,r9 addi r10,r10,32 addi r9,r9,32 - + stvx v0,0,r8 stvx v4,0,r10 @@ -266,7 +266,7 @@ ENTRY(__CONTEXT_FUNC_NAME) stvx v30,0,r10 stvx v31,0,r9 stw r0,0(r8) - + 2: /*L(no_vec):*/ # endif /* __CONTEXT_ENABLE_VRS */ #endif /* __CONTEXT_ENABLE_FPRS */ @@ -428,7 +428,7 @@ ENTRY(__CONTEXT_FUNC_NAME) lfd fp0,_UC_FREGS+(0*8)(r31) # ifdef _ARCH_PWR6 /* Use the extended four-operand version of the mtfsf insn. */ - mtfsf 0xff,fp0,1,0 + mtfsf 0xff,fp31,1,0 # else /* Availability of DFP indicates a 64-bit FPSCR. */ andi. r6,r7,PPC_FEATURE_HAS_DFP @@ -514,13 +514,13 @@ ENTRY(__CONTEXT_FUNC_NAME) lwz r31,_UC_GREGS+(PT_R31*4)(r31) bctr - + 3:/*L(error_exit):*/ lwz r0,_FRAME_LR_SAVE+16(r1) addi r1,r1,16 mtlr r0 blr - + 4:/*L(do_sigret):*/ addi r1,r4,-0xd0 li r0,SYS_ify(rt_sigreturn) @@ -528,4 +528,3 @@ ENTRY(__CONTEXT_FUNC_NAME) /* NOTREACHED */ END(__CONTEXT_FUNC_NAME) - diff --git a/sysdeps/unix/sysv/linux/s390/bits/shm.h b/sysdeps/unix/sysv/linux/s390/bits/shm.h index a6df6d779d..e31a29fcd7 100644 --- a/sysdeps/unix/sysv/linux/s390/bits/shm.h +++ b/sysdeps/unix/sysv/linux/s390/bits/shm.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2002, 2004, 2009 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 @@ -31,6 +31,7 @@ #define SHM_RDONLY 010000 /* attach read-only else read-write */ #define SHM_RND 020000 /* round attach address to SHMLBA */ #define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ /* Commands for `shmctl'. */ #define SHM_LOCK 11 /* lock segment (root only) */ diff --git a/sysdeps/unix/sysv/linux/sh/Makefile b/sysdeps/unix/sysv/linux/sh/Makefile index c1b436a6fb..1ead8f2ae3 100644 --- a/sysdeps/unix/sysv/linux/sh/Makefile +++ b/sysdeps/unix/sysv/linux/sh/Makefile @@ -5,3 +5,8 @@ endif ifeq ($(subdir),stdlib) gen-as-const-headers += ucontext_i.sym endif + +ifeq ($(subdir),math) +# The libm.so link can't find __fpscr_values +libm.so-no-z-defs = yes +endif diff --git a/sysdeps/unix/sysv/linux/sh/bits/shm.h b/sysdeps/unix/sysv/linux/sh/bits/shm.h index 709aa3f976..6469784983 100644 --- a/sysdeps/unix/sysv/linux/sh/bits/shm.h +++ b/sysdeps/unix/sysv/linux/sh/bits/shm.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1995,1996,1997,2000,2002,2004,2006 Free Software Foundation, Inc. +/* Copyright (C) 1995,1996,1997,2000,2002,2004,2006,2009 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 @@ -30,6 +30,7 @@ #define SHM_RDONLY 010000 /* attach read-only else read-write */ #define SHM_RND 020000 /* round attach address to SHMLBA */ #define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ /* Commands for `shmctl'. */ #define SHM_LOCK 11 /* lock segment (root only) */ diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.h b/sysdeps/unix/sysv/linux/sh/sysdep.h index f0be37edc8..0fc2c4f1ee 100644 --- a/sysdeps/unix/sysv/linux/sh/sysdep.h +++ b/sysdeps/unix/sysv/linux/sh/sysdep.h @@ -1,5 +1,5 @@ /* Copyright (C) 1992,1993,1995,1996,1997,1998,1999,2000,2002,2003,2004, - 2005,2006 Free Software Foundation, Inc. + 2005,2006,2009 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>, August 1995. Changed by Kaz Kojima, <kkojima@rr.iij4u.or.jp>. @@ -339,7 +339,7 @@ asm volatile (SYSCALL_INST_STR##nr SYSCALL_INST_PAD \ : "=z" (resultvar) \ : "r" (r3) ASMFMT_##nr \ - : "memory"); \ + : "memory", "t"); \ \ (int) resultvar; }) @@ -353,7 +353,7 @@ asm volatile (SYSCALL_INST_STR##nr SYSCALL_INST_PAD \ : "=z" (resultvar) \ : "r" (r3) ASMFMT_##nr \ - : "memory"); \ + : "memory", "t"); \ \ (int) resultvar; }) diff --git a/sysdeps/unix/sysv/linux/sparc/bits/shm.h b/sysdeps/unix/sysv/linux/sparc/bits/shm.h index 273b67edb5..1ec5e91322 100644 --- a/sysdeps/unix/sysv/linux/sparc/bits/shm.h +++ b/sysdeps/unix/sysv/linux/sparc/bits/shm.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1995, 1996, 1997, 2000, 2002, 2004 +/* Copyright (C) 1995, 1996, 1997, 2000, 2002, 2004, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -32,6 +32,7 @@ #define SHM_RDONLY 010000 /* attach read-only else read-write */ #define SHM_RND 020000 /* round attach address to SHMLBA */ #define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ /* Commands for `shmctl'. */ #define SHM_LOCK 11 /* lock segment (root only) */ diff --git a/sysdeps/unix/sysv/linux/sys/inotify.h b/sysdeps/unix/sysv/linux/sys/inotify.h index 81e31fb646..8b3a85280f 100644 --- a/sysdeps/unix/sysv/linux/sys/inotify.h +++ b/sysdeps/unix/sysv/linux/sys/inotify.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2005, 2006, 2008 Free Software Foundation, Inc. +/* Copyright (C) 2005, 2006, 2008, 2009 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 @@ -98,7 +98,7 @@ extern int inotify_add_watch (int __fd, const char *__name, uint32_t __mask) __THROW; /* Remove the watch specified by WD from the inotify instance FD. */ -extern int inotify_rm_watch (int __fd, uint32_t __wd) __THROW; +extern int inotify_rm_watch (int __fd, int __wd) __THROW; __END_DECLS diff --git a/sysdeps/unix/sysv/linux/tst-clone.c b/sysdeps/unix/sysv/linux/tst-clone.c index 8e249c2f04..cbfa8917d6 100644 --- a/sysdeps/unix/sysv/linux/tst-clone.c +++ b/sysdeps/unix/sysv/linux/tst-clone.c @@ -1,5 +1,5 @@ /* Test for proper error/errno handling in clone. - Copyright (C) 2006 Free Software Foundation, Inc. + Copyright (C) 2006, 2009 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 @@ -36,9 +36,9 @@ do_test (void) int result; #ifdef __ia64__ - result = __clone2(child_fn, NULL, 0, 0, NULL, NULL, NULL); + result = __clone2 (child_fn, NULL, 0, 0, NULL, NULL, NULL); #else - result = clone(child_fn, NULL, (int) NULL, NULL); + result = clone (child_fn, NULL, 0, NULL); #endif if (errno != EINVAL || result != -1) diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/shm.h b/sysdeps/unix/sysv/linux/x86_64/bits/shm.h index def200c193..04f5cc5d65 100644 --- a/sysdeps/unix/sysv/linux/x86_64/bits/shm.h +++ b/sysdeps/unix/sysv/linux/x86_64/bits/shm.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1995, 1996, 1997, 2000, 2002, 2004 +/* Copyright (C) 1995, 1996, 1997, 2000, 2002, 2004, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -31,6 +31,7 @@ #define SHM_RDONLY 010000 /* attach read-only else read-write */ #define SHM_RND 020000 /* round attach address to SHMLBA */ #define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ /* Commands for `shmctl'. */ #define SHM_LOCK 11 /* lock segment (root only) */ diff --git a/sysdeps/x86_64/cacheinfo.c b/sysdeps/x86_64/cacheinfo.c index 6a3ea0f1cb..a7e3fc7633 100644 --- a/sysdeps/x86_64/cacheinfo.c +++ b/sysdeps/x86_64/cacheinfo.c @@ -34,8 +34,10 @@ static const struct intel_02_cache_info { { 0x06, _SC_LEVEL1_ICACHE_SIZE, 8192, 4, 32 }, { 0x08, _SC_LEVEL1_ICACHE_SIZE, 16384, 4, 32 }, + { 0x09, _SC_LEVEL1_ICACHE_SIZE, 32768, 4, 32 }, { 0x0a, _SC_LEVEL1_DCACHE_SIZE, 8192, 2, 32 }, { 0x0c, _SC_LEVEL1_DCACHE_SIZE, 16384, 4, 32 }, + { 0x0d, _SC_LEVEL1_DCACHE_SIZE, 16384, 4, 64 }, { 0x22, _SC_LEVEL3_CACHE_SIZE, 524288, 4, 64 }, { 0x23, _SC_LEVEL3_CACHE_SIZE, 1048576, 8, 64 }, { 0x25, _SC_LEVEL3_CACHE_SIZE, 2097152, 8, 64 }, @@ -80,6 +82,18 @@ static const struct intel_02_cache_info { 0x85, _SC_LEVEL2_CACHE_SIZE, 2097152, 8, 32 }, { 0x86, _SC_LEVEL2_CACHE_SIZE, 524288, 4, 64 }, { 0x87, _SC_LEVEL2_CACHE_SIZE, 1048576, 8, 64 }, + { 0xd0, _SC_LEVEL3_CACHE_SIZE, 524288, 4, 64 }, + { 0xd1, _SC_LEVEL3_CACHE_SIZE, 1048576, 4, 64 }, + { 0xd2, _SC_LEVEL3_CACHE_SIZE, 2097152, 4, 64 }, + { 0xd6, _SC_LEVEL3_CACHE_SIZE, 1048576, 8, 64 }, + { 0xd7, _SC_LEVEL3_CACHE_SIZE, 2097152, 8, 64 }, + { 0xd8, _SC_LEVEL3_CACHE_SIZE, 4194304, 8, 64 }, + { 0xdc, _SC_LEVEL3_CACHE_SIZE, 2097152, 12, 64 }, + { 0xdd, _SC_LEVEL3_CACHE_SIZE, 4194304, 12, 64 }, + { 0xde, _SC_LEVEL3_CACHE_SIZE, 8388608, 12, 64 }, + { 0xe3, _SC_LEVEL3_CACHE_SIZE, 2097152, 16, 64 }, + { 0xe3, _SC_LEVEL3_CACHE_SIZE, 4194304, 16, 64 }, + { 0xe4, _SC_LEVEL3_CACHE_SIZE, 8388608, 16, 64 }, }; #define nintel_02_known (sizeof (intel_02_known) / sizeof (intel_02_known [0])) diff --git a/sysdeps/x86_64/stackinfo.h b/sysdeps/x86_64/stackinfo.h index 60668d10b1..b11849d9ab 100644 --- a/sysdeps/x86_64/stackinfo.h +++ b/sysdeps/x86_64/stackinfo.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2001 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2009 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 @@ -25,4 +25,14 @@ /* On x86_64 the stack grows down. */ #define _STACK_GROWS_DOWN 1 +/* Access to the stack pointer. The macros are used in alloca_account + for which they need to act as barriers as well, hence the additional + (unnecessary) parameters. */ +#define stackinfo_get_sp() \ + ({ void *p__; asm volatile ("mov %%rsp, %0" : "=r" (p__)); p__; }) +#define stackinfo_sub_sp(ptr) \ + ({ ptrdiff_t d__; \ + asm volatile ("sub %%rsp, %0" : "=r" (d__) : "0" (ptr)); \ + d__; }) + #endif /* stackinfo.h */ |