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Support cancellation in librt.
authordrepper <drepper>
Tue, 17 Jun 2003 22:22:56 +0000 (22:22 +0000)
committerdrepper <drepper>
Tue, 17 Jun 2003 22:22:56 +0000 (22:22 +0000)
linuxthreads/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h patch | blob | history
linuxthreads/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h patch | blob | history
linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h patch | blob | history
linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h patch | blob | history
linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h patch | blob | history
linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h patch | blob | history
linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h patch | blob | history
linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h patch | blob | history
linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h patch | blob | history

diff --git a/linuxthreads/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h
index 3fdec5d..e84c98d 100644 (file)
--- 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 af45b19..2545c9f 100644 (file)
--- 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 2d191d1..b5d0665 100644 (file)
--- 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 2745c02..17fde9d 100644 (file)
--- 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 723f78c..fb9348b 100644 (file)
--- 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 4e54e55..e3c2a58 100644 (file)
--- 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 545e1d3..87f7367 100644 (file)
--- 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 5a96e7e..7e6d028 100644 (file)
--- 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 4ae543c..742dbeb 100644 (file)
--- 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__
GNU libc port to GNU/kOpenSolaris