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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2015-03-04 16:13:49 +0100 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2015-03-05 08:12:24 +0100 |
commit | 8ac3549db324367d331b779676212c0a0e3cea7b (patch) | |
tree | 4483e54f6a92377a27365e6369f98853b8a497a2 /cpukit/score/cpu/no_cpu | |
parent | score/cpu/or1k: Add cpuatomic.h to fix broken build. (diff) | |
download | rtems-8ac3549db324367d331b779676212c0a0e3cea7b.tar.bz2 |
score: Delete unused CPU_UNROLL_ENQUEUE_PRIORITY
Diffstat (limited to '')
-rw-r--r-- | cpukit/score/cpu/no_cpu/rtems/score/cpu.h | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/cpukit/score/cpu/no_cpu/rtems/score/cpu.h b/cpukit/score/cpu/no_cpu/rtems/score/cpu.h index c4e838b51a..f556087f25 100644 --- a/cpukit/score/cpu/no_cpu/rtems/score/cpu.h +++ b/cpukit/score/cpu/no_cpu/rtems/score/cpu.h @@ -69,29 +69,6 @@ extern "C" { #define CPU_INLINE_ENABLE_DISPATCH FALSE /** - * Should the body of the search loops in _Thread_queue_Enqueue_priority - * be unrolled one time? In unrolled each iteration of the loop examines - * two "nodes" on the chain being searched. Otherwise, only one node - * is examined per iteration. - * - * If TRUE, then the loops are unrolled. - * If FALSE, then the loops are not unrolled. - * - * The primary factor in making this decision is the cost of disabling - * and enabling interrupts (_ISR_Flash) versus the cost of rest of the - * body of the loop. On some CPUs, the flash is more expensive than - * one iteration of the loop body. In this case, it might be desirable - * to unroll the loop. It is important to note that on some CPUs, this - * code is the longest interrupt disable period in RTEMS. So it is - * necessary to strike a balance when setting this parameter. - * - * Port Specific Information: - * - * XXX document implementation including references if appropriate - */ -#define CPU_UNROLL_ENQUEUE_PRIORITY TRUE - -/** * Does RTEMS manage a dedicated interrupt stack in software? * * If TRUE, then a stack is allocated in @ref _ISR_Handler_initialization. |