diff options
Diffstat (limited to 'linuxthreads/sysdeps')
12 files changed, 110 insertions, 28 deletions
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h index 3fdec5d6dd..e84c98d82c 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h @@ -24,7 +24,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -108,8 +108,10 @@ #if !defined NOT_IN_libc # define __local_multiple_threads __libc_multiple_threads -#else +#elif defined IS_IN_libpthread # define __local_multiple_threads __pthread_multiple_threads +#else +# define __local_multiple_threads __librt_multiple_threads #endif # ifndef __ASSEMBLER__ @@ -118,7 +120,12 @@ __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ p_header.data.multiple_threads) == 0, 1) # else -extern int __local_multiple_threads attribute_hidden; +extern int __local_multiple_threads +# if !defined NOT_IN_libc || defined IS_IN_libpthread + attribute_hidden; +# else + ; +# endif # define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) # endif # else @@ -127,16 +134,23 @@ extern int __local_multiple_threads attribute_hidden; # elif defined FLOATING_STACKS && USE___THREAD # define SINGLE_THREAD_P cmpl $0, %gs:MULTIPLE_THREADS_OFFSET # else +# if !defined NOT_IN_libc || defined IS_IN_libpthread +# define __SINGLE_THREAD_CMP cmpl $0, __local_multiple_threads@GOTOFF(%ecx) +# else +# define __SINGLE_THREAD_CMP \ + movl __local_multiple_threads@GOT(%ecx), %ecx;\ + cmpl $0, (%ecx) +# endif # if !defined HAVE_HIDDEN || !USE___THREAD # define SINGLE_THREAD_P \ SETUP_PIC_REG (cx); \ addl $_GLOBAL_OFFSET_TABLE_, %ecx; \ - cmpl $0, __local_multiple_threads@GOTOFF(%ecx) + __SINGLE_THREAD_CMP # else # define SINGLE_THREAD_P \ call __i686.get_pc_thunk.cx; \ addl $_GLOBAL_OFFSET_TABLE_, %ecx; \ - cmpl $0, __local_multiple_threads@GOTOFF(%ecx) + __SINGLE_THREAD_CMP # endif # endif # endif diff --git a/linuxthreads/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h index af45b19356..2545c9fe0a 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h @@ -23,7 +23,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -85,9 +85,12 @@ __syscall_error_##args: \ # ifdef IS_IN_libpthread # define CENABLE br.call.sptk.many b0 = __pthread_enable_asynccancel # define CDISABLE br.call.sptk.many b0 = __pthread_disable_asynccancel -# else +# elif !defined NOT_IN_libc # define CENABLE br.call.sptk.many b0 = __libc_enable_asynccancel # define CDISABLE br.call.sptk.many b0 = __libc_disable_asynccancel +# else +# define CENABLE br.call.sptk.many b0 = __librt_enable_asynccancel +# define CDISABLE br.call.sptk.many b0 = __librt_disable_asynccancel # endif #define COPY_ARGS_0 /* Nothing */ diff --git a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h index 2d191d115c..b5d0665cda 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h @@ -23,7 +23,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -78,9 +78,12 @@ # ifdef IS_IN_libpthread # define CENABLE bl JUMPTARGET(__pthread_enable_asynccancel) # define CDISABLE bl JUMPTARGET(__pthread_disable_asynccancel) -# else +# elif !defined NOT_IN_libc # define CENABLE bl JUMPTARGET(__libc_enable_asynccancel) # define CDISABLE bl JUMPTARGET(__libc_disable_asynccancel) +# else +# define CENABLE bl JUMPTARGET(__librt_enable_asynccancel) +# define CDISABLE bl JUMPTARGET(__librt_disable_asynccancel) # endif # ifndef __ASSEMBLER__ diff --git a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h index 2745c026cd..17fde9da2c 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h @@ -22,7 +22,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -78,14 +78,23 @@ # define CENABLE bl JUMPTARGET(__pthread_enable_asynccancel) # define CDISABLE bl JUMPTARGET(__pthread_disable_asynccancel) # define __local_multiple_threads __pthread_multiple_threads -# else +# elif !defined NOT_IN_libc # define CENABLE bl JUMPTARGET(__libc_enable_asynccancel) # define CDISABLE bl JUMPTARGET(__libc_disable_asynccancel) # define __local_multiple_threads __libc_multiple_threads +# else +# define CENABLE bl JUMPTARGET(__librt_enable_asynccancel); nop +# define CDISABLE bl JUMPTARGET(__librt_disable_asynccancel); nop +# define __local_multiple_threads __librt_multiple_threads # endif # ifndef __ASSEMBLER__ -extern int __local_multiple_threads attribute_hidden; +extern int __local_multiple_threads +# if !defined NOT_IN_libc || defined IS_IN_libpthread + attribute_hidden; +# else + ; +# endif # define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) # else # define SINGLE_THREAD_P \ diff --git a/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h index 723f78c1dd..fb9348ba9b 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h @@ -23,7 +23,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -62,9 +62,12 @@ L(pseudo_end): # ifdef IS_IN_libpthread # define CENABLE __pthread_enable_asynccancel # define CDISABLE __pthread_disable_asynccancel -# else +# elif !defined NOT_IN_libc # define CENABLE __libc_enable_asynccancel # define CDISABLE __libc_disable_asynccancel +# else +# define CENABLE __librt_enable_asynccancel +# define CDISABLE __librt_disable_asynccancel # endif #define STM_0 /* Nothing */ diff --git a/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h index 4e54e550c2..e3c2a58f46 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h @@ -23,7 +23,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -58,10 +58,13 @@ L(pseudo_end): # define CENABLE __pthread_enable_asynccancel # define CDISABLE __pthread_disable_asynccancel # define __local_multiple_threads __pthread_multiple_threads -# else +# elif !defined NOT_IN_libc # define CENABLE __libc_enable_asynccancel # define CDISABLE __libc_disable_asynccancel # define __local_multiple_threads __libc_multiple_threads +# else +# define CENABLE __librt_enable_asynccancel +# define CDISABLE __librt_disable_asynccancel # endif #define STM_0 /* Nothing */ @@ -78,14 +81,31 @@ L(pseudo_end): #define LM_4 lmg %r2,%r5,16+160(%r15); #define LM_5 lmg %r2,%r5,16+160(%r15); -# ifndef __ASSEMBLER__ +# if !defined NOT_IN_libc || defined IS_IN_libpthread +# ifndef __ASSEMBLER__ extern int __local_multiple_threads attribute_hidden; -# define SINGLE_THREAD_P \ +# define SINGLE_THREAD_P \ __builtin_expect (__local_multiple_threads == 0, 1) -# else -# define SINGLE_THREAD_P \ +# else +# define SINGLE_THREAD_P \ larl %r1,__local_multiple_threads; \ icm %r0,15,0(%r1); +# endif + +# else + +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + p_header.data.multiple_threads) == 0, 1) +# else +# define SINGLE_THREAD_P \ + ear %r1,%a0; \ + sllg %r1,%r1,32; \ + ear %r1,%a1; \ + icm %r1,15,MULTIPLE_THREADS_OFFSET(%r1); +# endif + # endif #elif !defined __ASSEMBLER__ diff --git a/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h index 545e1d367f..87f7367dd0 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h @@ -23,7 +23,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -68,9 +68,12 @@ SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler2) \ # ifdef IS_IN_libpthread # define CENABLE call __pthread_enable_asynccancel # define CDISABLE call __pthread_disable_asynccancel -# else +# elif defined !NOT_IN_libc # define CENABLE call __libc_enable_asynccancel # define CDISABLE call __libc_disable_asynccancel +# else +# define CENABLE call __librt_enable_asynccancel +# define CDISABLE call __librt_disable_asynccancel # endif #define COPY_ARGS_0 /* Nothing */ diff --git a/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h index 5a96e7e241..7e6d028d76 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h @@ -23,7 +23,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -67,9 +67,12 @@ SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler2) \ # ifdef IS_IN_libpthread # define CENABLE call __pthread_enable_asynccancel # define CDISABLE call __pthread_disable_asynccancel -# else +# elif !defined NOT_IN_libc # define CENABLE call __libc_enable_asynccancel # define CDISABLE call __libc_disable_asynccancel +# else +# define CENABLE call __librt_enable_asynccancel +# define CDISABLE call __librt_disable_asynccancel # endif #define COPY_ARGS_0 /* Nothing */ diff --git a/linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h index 4ae543c419..742dbeb0de 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h @@ -24,7 +24,7 @@ # include <linuxthreads/internals.h> #endif -#if !defined NOT_IN_libc || defined IS_IN_libpthread +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ @@ -94,18 +94,34 @@ # define CENABLE call __pthread_enable_asynccancel; # define CDISABLE call __pthread_disable_asynccancel; # define __local_multiple_threads __pthread_multiple_threads -# else +# elif !defined NOT_IN_libc # define CENABLE call __libc_enable_asynccancel; # define CDISABLE call __libc_disable_asynccancel; # define __local_multiple_threads __libc_multiple_threads +# else +# define CENABLE call __librt_enable_asynccancel@plt; +# define CDISABLE call __librt_disable_asynccancel@plt; # endif -# ifndef __ASSEMBLER__ +# if defined IS_IN_libpthread || !defined NOT_IN_libc +# ifndef __ASSEMBLER__ extern int __local_multiple_threads attribute_hidden; # define SINGLE_THREAD_P \ __builtin_expect (__local_multiple_threads == 0, 1) +# else +# define SINGLE_THREAD_P cmpl $0, __local_multiple_threads(%rip) +# endif + # else -# define SINGLE_THREAD_P cmpl $0, __local_multiple_threads(%rip) + +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + p_header.data.multiple_threads) == 0, 1) +# else +# define SINGLE_THREAD_P cmpl $0, %fs:MULTIPLE_THREADS_OFFSET +# endif + # endif #elif !defined __ASSEMBLER__ diff --git a/linuxthreads/sysdeps/x86_64/Makefile b/linuxthreads/sysdeps/x86_64/Makefile new file mode 100644 index 0000000000..81bddf688c --- /dev/null +++ b/linuxthreads/sysdeps/x86_64/Makefile @@ -0,0 +1,3 @@ +ifeq ($(subdir),csu) +gen-as-const-headers += tcb-offsets.sym +endif diff --git a/linuxthreads/sysdeps/x86_64/tcb-offsets.sym b/linuxthreads/sysdeps/x86_64/tcb-offsets.sym new file mode 100644 index 0000000000..aee6be2570 --- /dev/null +++ b/linuxthreads/sysdeps/x86_64/tcb-offsets.sym @@ -0,0 +1,4 @@ +#include <sysdep.h> +#include <tls.h> + +MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads) diff --git a/linuxthreads/sysdeps/x86_64/tls.h b/linuxthreads/sysdeps/x86_64/tls.h index 67e20b2ed9..124c849dc8 100644 --- a/linuxthreads/sysdeps/x86_64/tls.h +++ b/linuxthreads/sysdeps/x86_64/tls.h @@ -39,6 +39,7 @@ typedef struct thread descriptor used by libpthread. */ dtv_t *dtv; void *self; /* Pointer to the thread descriptor. */ + int multiple_threads; } tcbhead_t; #endif |