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6518907: cleanup IA64 specific code in Hotspot

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Removed unused IA64 specific code

Reviewed-by: twisti, kvn, dholmes
This commit is contained in:
Morris Meyer 2013-01-25 16:50:33 -08:00
parent 89b8658977
commit 7d8f623180
11 changed files with 171 additions and 212 deletions
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12
hotspot/src/os/linux/vm/os_linux.cpp
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@ -1155,13 +1155,9 @@ void os::Linux::capture_initial_stack(size_t max_size) {
// for initial thread if its stack size exceeds 6M. Cap it at 2M,
// in case other parts in glibc still assumes 2M max stack size.
// FIXME: alt signal stack is gone, maybe we can relax this constraint?
#ifndef IA64
if (stack_size > 2 * K * K) stack_size = 2 * K * K;
#else
// Problem still exists RH7.2 (IA64 anyway) but 2MB is a little small
if (stack_size > 4 * K * K) stack_size = 4 * K * K;
#endif
if (stack_size > 2 * K * K IA64_ONLY(*2))
stack_size = 2 * K * K IA64_ONLY(*2);
// Try to figure out where the stack base (top) is. This is harder.
//
// When an application is started, glibc saves the initial stack pointer in
@ -4367,16 +4363,12 @@ int os::Linux::safe_cond_timedwait(pthread_cond_t *_cond, pthread_mutex_t *_mute
if (is_NPTL()) {
return pthread_cond_timedwait(_cond, _mutex, _abstime);
} else {
#ifndef IA64
// 6292965: LinuxThreads pthread_cond_timedwait() resets FPU control
// word back to default 64bit precision if condvar is signaled. Java
// wants 53bit precision. Save and restore current value.
int fpu = get_fpu_control_word();
#endif // IA64
int status = pthread_cond_timedwait(_cond, _mutex, _abstime);
#ifndef IA64
set_fpu_control_word(fpu);
#endif // IA64
return status;
}
}