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authorJoel Sherrill <joel.sherrill@OARcorp.com>2007-10-26 19:44:10 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2007-10-26 19:44:10 +0000
commit78dabb697cef81e6b77826c940d559fa49026a6d (patch)
treecabd3e3ee30209b1e48cb788ecb4f05441477c26 /cpukit/score/inline
parent2007-10-26 Joel Sherrill <joel.sherrill@oarcorp.com> (diff)
downloadrtems-78dabb697cef81e6b77826c940d559fa49026a6d.tar.bz2
2007-10-26 Joel Sherrill <joel.sherrill@OARcorp.com>
* score/Makefile.am, score/include/rtems/score/thread.h, score/inline/rtems/score/thread.inl: No longer inline _Thread_Get. It resulted in unnessary code explosion, many uncovered paths when looking at binary executable coverage, and only optimized getting self. Id translations were still getting pushed to a subroutine call to _Objects_Get. Later the non-inlined version can be further optimized to get Ids in range for the current API, then self, then look at other APIs. * score/src/threadget.c: New file.
Diffstat (limited to 'cpukit/score/inline')
-rw-r--r--cpukit/score/inline/rtems/score/thread.inl60
1 files changed, 0 insertions, 60 deletions
diff --git a/cpukit/score/inline/rtems/score/thread.inl b/cpukit/score/inline/rtems/score/thread.inl
index dbd95c6ca3..dad95990d4 100644
--- a/cpukit/score/inline/rtems/score/thread.inl
+++ b/cpukit/score/inline/rtems/score/thread.inl
@@ -254,66 +254,6 @@ RTEMS_INLINE_ROUTINE boolean _Thread_Is_null (
return ( the_thread == NULL );
}
-/**
- * This function maps thread IDs to thread control
- * blocks. If ID corresponds to a local thread, then it
- * returns the_thread control pointer which maps to ID
- * and location is set to OBJECTS_LOCAL. If the thread ID is
- * global and resides on a remote node, then location is set
- * to OBJECTS_REMOTE, and the_thread is undefined.
- * Otherwise, location is set to OBJECTS_ERROR and
- * the_thread is undefined.
- *
- * @note The performance of many RTEMS services depends upon
- * the quick execution of the "good object" path in this
- * routine. If there is a possibility of saving a few
- * cycles off the execution time, this routine is worth
- * further optimization attention.
- */
-
-RTEMS_INLINE_ROUTINE Thread_Control *_Thread_Get (
- Objects_Id id,
- Objects_Locations *location
-)
-{
- uint32_t the_api;
- uint32_t the_class;
- Objects_Information *information;
- Thread_Control *tp = (Thread_Control *) 0;
-
- if ( _Objects_Are_ids_equal( id, OBJECTS_ID_OF_SELF ) ) {
- _Thread_Disable_dispatch();
- *location = OBJECTS_LOCAL;
- tp = _Thread_Executing;
- goto done;
- }
-
- the_api = _Objects_Get_API( id );
- if ( the_api && the_api > OBJECTS_APIS_LAST ) {
- *location = OBJECTS_ERROR;
- goto done;
- }
-
- the_class = _Objects_Get_class( id );
- if ( the_class != 1 ) { /* threads are always first class :) */
- *location = OBJECTS_ERROR;
- goto done;
- }
-
- information = _Objects_Information_table[ the_api ][ the_class ];
-
- if ( !information ) {
- *location = OBJECTS_ERROR;
- goto done;
- }
-
- tp = (Thread_Control *) _Objects_Get( information, id, location );
-
-done:
- return tp;
-}
-
-
/** @brief _Thread_Is_proxy_blocking
*
* status which indicates that a proxy is blocking, and FALSE otherwise.