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comparison src/os/bsd/vm/os_bsd.cpp @ 9060:cc32ccaaf47f

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8003310: Enable -Wunused-function when compiling with gcc Summary: Add the -Wunused-function flag and remove a number of unused functions. Reviewed-by: dholmes, coleenp, kvn
author mikael
date Thu, 04 Apr 2013 10:01:26 -0700
parents 17bf4d428955
children 8be1318fbe77
comparison
equal deleted inserted replaced
9059:17bf4d428955 9060:cc32ccaaf47f
150 150
151 //////////////////////////////////////////////////////////////////////////////// 151 ////////////////////////////////////////////////////////////////////////////////
152 // utility functions 152 // utility functions
153 153
154 static int SR_initialize(); 154 static int SR_initialize();
155 static int SR_finalize();
156 155
157 julong os::available_memory() { 156 julong os::available_memory() {
158 return Bsd::available_memory(); 157 return Bsd::available_memory();
159 } 158 }
160 159
2781 // Save signal flag 2780 // Save signal flag
2782 os::Bsd::set_our_sigflags(SR_signum, act.sa_flags); 2781 os::Bsd::set_our_sigflags(SR_signum, act.sa_flags);
2783 return 0; 2782 return 0;
2784 } 2783 }
2785 2784
2786 static int SR_finalize() {
2787 return 0;
2788 }
2789
2790 2785
2791 // returns true on success and false on error - really an error is fatal 2786 // returns true on success and false on error - really an error is fatal
2792 // but this seems the normal response to library errors 2787 // but this seems the normal response to library errors
2793 static bool do_suspend(OSThread* osthread) { 2788 static bool do_suspend(OSThread* osthread) {
2794 // mark as suspended and send signal 2789 // mark as suspended and send signal
3593 } 3588 }
3594 3589
3595 //////////////////////////////////////////////////////////////////////////////// 3590 ////////////////////////////////////////////////////////////////////////////////
3596 // debug support 3591 // debug support
3597 3592
3598 static address same_page(address x, address y) {
3599 int page_bits = -os::vm_page_size();
3600 if ((intptr_t(x) & page_bits) == (intptr_t(y) & page_bits))
3601 return x;
3602 else if (x > y)
3603 return (address)(intptr_t(y) | ~page_bits) + 1;
3604 else
3605 return (address)(intptr_t(y) & page_bits);
3606 }
3607
3608 bool os::find(address addr, outputStream* st) { 3593 bool os::find(address addr, outputStream* st) {
3609 Dl_info dlinfo; 3594 Dl_info dlinfo;
3610 memset(&dlinfo, 0, sizeof(dlinfo)); 3595 memset(&dlinfo, 0, sizeof(dlinfo));
3611 if (dladdr(addr, &dlinfo)) { 3596 if (dladdr(addr, &dlinfo)) {
3612 st->print(PTR_FORMAT ": ", addr); 3597 st->print(PTR_FORMAT ": ", addr);
3626 } 3611 }
3627 st->cr(); 3612 st->cr();
3628 3613
3629 if (Verbose) { 3614 if (Verbose) {
3630 // decode some bytes around the PC 3615 // decode some bytes around the PC
3631 address begin = same_page(addr-40, addr); 3616 address begin = clamp_address_in_page(addr-40, addr, os::vm_page_size());
3632 address end = same_page(addr+40, addr); 3617 address end = clamp_address_in_page(addr+40, addr, os::vm_page_size());
3633 address lowest = (address) dlinfo.dli_sname; 3618 address lowest = (address) dlinfo.dli_sname;
3634 if (!lowest) lowest = (address) dlinfo.dli_fbase; 3619 if (!lowest) lowest = (address) dlinfo.dli_fbase;
3635 if (begin < lowest) begin = lowest; 3620 if (begin < lowest) begin = lowest;
3636 Dl_info dlinfo2; 3621 Dl_info dlinfo2;
3637 if (dladdr(end, &dlinfo2) && dlinfo2.dli_saddr != dlinfo.dli_saddr 3622 if (dladdr(end, &dlinfo2) && dlinfo2.dli_saddr != dlinfo.dli_saddr