diff options
Diffstat (limited to 'cpukit/score/cpu/sparc/rtems/score/sparc.h')
-rw-r--r-- | cpukit/score/cpu/sparc/rtems/score/sparc.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/cpukit/score/cpu/sparc/rtems/score/sparc.h b/cpukit/score/cpu/sparc/rtems/score/sparc.h index abd0f8b987..e3251d8473 100644 --- a/cpukit/score/cpu/sparc/rtems/score/sparc.h +++ b/cpukit/score/cpu/sparc/rtems/score/sparc.h @@ -63,11 +63,19 @@ extern "C" { #define SPARC_NUMBER_OF_REGISTER_WINDOWS 8 /** + * Compile the SPARC kernel with runtime FPU detection. This is used + * by RTEMS kernels built without FPU but still need to be able to + * run tasks with FPU enabled. This way the kernel is SPARC (v7/v8) + * with or without FPU compatible. + */ +#define SPARC_DYNAMIC_FPU_DETECTION 1 + +/** * This macro indicates whether this multilib variation has hardware * floating point or not. We use the gcc cpp predefine _SOFT_FLOAT * to determine that. */ -#if defined(_SOFT_FLOAT) +#if !defined(SPARC_DYNAMIC_FPU_DETECTION) && defined(_SOFT_FLOAT) #define SPARC_HAS_FPU 0 #else #define SPARC_HAS_FPU 1 |