diff options
author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2015-06-03 00:20:54 +0200 |
---|---|---|
committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2015-06-03 09:20:51 +0200 |
commit | f455cdeabe554cf2bde599aa184aacb84cfa5681 (patch) | |
tree | a15b3cc92a47db8b25df390ab38b1e70841613fd /cpukit | |
parent | smptests/smpscheduler02: Reduce required CPU count (diff) | |
download | rtems-f455cdeabe554cf2bde599aa184aacb84cfa5681.tar.bz2 |
rtems: Change CONTEXT_FP_SIZE define
Define CONTEXT_FP_SIZE to zero in case hardware and software floating
point support is disabled. The problem is that empty structures have a
different size in C and C++. In C++ they have a non-zero size leading
to an overestimate of the workspace size.
Diffstat (limited to 'cpukit')
-rw-r--r-- | cpukit/score/include/rtems/score/context.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/cpukit/score/include/rtems/score/context.h b/cpukit/score/include/rtems/score/context.h index 4619985c89..7e59f05d60 100644 --- a/cpukit/score/include/rtems/score/context.h +++ b/cpukit/score/include/rtems/score/context.h @@ -43,7 +43,11 @@ extern "C" { * This constant defines the number of bytes required * to store a full floating point context. */ -#define CONTEXT_FP_SIZE CPU_CONTEXT_FP_SIZE +#if ( CPU_HARDWARE_FP == TRUE ) || ( CPU_SOFTWARE_FP == TRUE ) + #define CONTEXT_FP_SIZE CPU_CONTEXT_FP_SIZE +#else + #define CONTEXT_FP_SIZE 0 +#endif /** * @brief Initialize context area. |