Cortex-M3 optimization.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@834 35acf78f-673a-0410-8e92-d51de3d6d3f4
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@ -27,71 +27,74 @@ Settings: SYSCLK=72, ACR=0x12 (2 wait states)
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--- Test Case 3.3 (Mutexes, priority inheritance, complex case)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 4.1 (CondVar, signal test)
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--- Test Case 3.4 (CondVar, signal test)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 4.2 (CondVar, broadcast test)
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--- Test Case 3.5 (CondVar, broadcast test)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 5.1 (Messages, dispatch test)
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--- Test Case 3.6 (CondVar, inheritance boost test)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 6.1 (Mailboxes, queuing and timeouts)
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--- Test Case 4.1 (Messages, dispatch test)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 7.1 (Events, wait and broadcast)
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--- Test Case 5.1 (Mailboxes, queuing and timeouts)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 8.1 (Heap, allocation and fragmentation test)
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--- Size : 17220 bytes, not fragmented
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--- Test Case 6.1 (Events, wait and broadcast)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 9.1 (Memory Pools, allocation and enqueuing test)
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--- Test Case 7.1 (Heap, allocation and fragmentation test)
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--- Size : 17236 bytes, not fragmented
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 10.1 (Dynamic APIs, threads creation from heap)
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--- Test Case 8.1 (Memory Pools, allocation and enqueuing test)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 10.2 (Dynamic APIs, threads creation from memory pool)
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--- Test Case 9.1 (Dynamic APIs, threads creation from heap)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.1 (Benchmark, context switch #1, optimal)
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--- Test Case 9.2 (Dynamic APIs, threads creation from memory pool)
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 10.1 (Benchmark, context switch #1, optimal)
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--- Score : 216992 msgs/S, 433984 ctxswc/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.2 (Benchmark, context switch #2, empty ready list)
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--- Score : 178664 msgs/S, 357328 ctxswc/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.3 (Benchmark, context switch #3, 4 threads in ready list)
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--- Test Case 10.2 (Benchmark, context switch #2, empty ready list)
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--- Score : 178663 msgs/S, 357326 ctxswc/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.4 (Benchmark, threads creation/termination, worst case)
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--- Score : 164735 threads/S
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--- Test Case 10.3 (Benchmark, context switch #3, 4 threads in ready list)
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--- Score : 178663 msgs/S, 357326 ctxswc/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.5 (Benchmark, threads creation/termination, optimal)
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--- Score : 210633 threads/S
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--- Test Case 10.4 (Benchmark, threads creation/termination, worst case)
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--- Score : 168598 threads/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.6 (Benchmark, mass reschedulation, 5 threads)
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--- Test Case 10.5 (Benchmark, threads creation/termination, optimal)
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--- Score : 216994 threads/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 10.6 (Benchmark, mass reschedulation, 5 threads)
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--- Score : 55551 reschedulations/S, 333306 ctxswc/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.7 (Benchmark, I/O Queues throughput)
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--- Test Case 10.7 (Benchmark, I/O Queues throughput)
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--- Score : 489472 bytes/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.8 (Benchmark, virtual timers set/reset)
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--- Test Case 10.8 (Benchmark, virtual timers set/reset)
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--- Score : 647110 timers/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.9 (Benchmark, semaphores wait/signal)
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--- Test Case 10.9 (Benchmark, semaphores wait/signal)
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--- Score : 823324 wait+signal/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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--- Test Case 11.10 (Benchmark, mutexes lock/unlock)
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--- Test Case 10.10 (Benchmark, mutexes lock/unlock)
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--- Score : 601124 lock+unlock/S
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--- Result: SUCCESS
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---------------------------------------------------------------------------
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@ -42,19 +42,6 @@ void port_halt(void) {
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}
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}
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/**
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* Start a thread by invoking its work function.
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* If the work function returns @p chThdExit() is automatically invoked.
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*/
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/** @cond never */
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__attribute__((naked, weak))
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/** @endcond */
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void threadstart(void) {
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asm volatile ("blx r1 \n\t" \
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"bl chThdExit");
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}
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/**
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* System Timer vector.
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* This interrupt is used as system tick.
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@ -155,8 +155,8 @@ struct context {
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tp->p_ctx.r13->basepri = BASEPRI_USER; \
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tp->p_ctx.r13->lr_exc = (regarm_t)0xFFFFFFFD; \
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tp->p_ctx.r13->r0 = arg; \
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tp->p_ctx.r13->r1 = pf; \
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tp->p_ctx.r13->pc = threadstart; \
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tp->p_ctx.r13->lr_thd = chThdExit; \
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tp->p_ctx.r13->pc = pf; \
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tp->p_ctx.r13->xpsr = (regarm_t)0x01000000; \
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}
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@ -303,7 +303,6 @@ struct context {
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extern "C" {
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#endif
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void port_halt(void);
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void threadstart(void);
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#ifdef __cplusplus
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}
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#endif
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@ -87,6 +87,8 @@ Win32-MinGW - ChibiOS/RT simulator and demo into a WIN32 process,
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the macro chSysGetTime() in chTimeNow(), the old names are still recognized
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but marked as deprecated (fixes the bug 2678953 but goes a bit further by
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introducing a new API category "Time").
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- OPT: Small optimization to the Cortex-M3 port code, improved thread
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related performance scores and smaller code.
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- Removed testcond.c|h and moved the test cases into testmtx.c. Mutexes and
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condvars have to be tested together.
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- Added architecture diagram to the documentation.
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