Mercurial > hg > truffle
diff src/os_cpu/linux_ppc/vm/os_linux_ppc.cpp @ 14445:67fa91961822
8029940: PPC64 (part 122): C2 compiler port
Reviewed-by: kvn
author | goetz |
---|---|
date | Wed, 11 Dec 2013 00:06:11 +0100 |
parents | ec28f9c041ff |
children | 327e7269f90d |
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--- a/src/os_cpu/linux_ppc/vm/os_linux_ppc.cpp Tue Dec 10 14:29:43 2013 +0100 +++ b/src/os_cpu/linux_ppc/vm/os_linux_ppc.cpp Wed Dec 11 00:06:11 2013 +0100 @@ -284,16 +284,18 @@ // in the zero page, because it is filled with 0x0. We ignore // explicit SIGILLs in the zero page. if (sig == SIGILL && (pc < (address) 0x200)) { - if (TraceTraps) + if (TraceTraps) { tty->print_raw_cr("SIGILL happened inside zero page."); + } goto report_and_die; } // Handle signal from NativeJump::patch_verified_entry(). if (( TrapBasedNotEntrantChecks && sig == SIGTRAP && nativeInstruction_at(pc)->is_sigtrap_zombie_not_entrant()) || (!TrapBasedNotEntrantChecks && sig == SIGILL && nativeInstruction_at(pc)->is_sigill_zombie_not_entrant())) { - if (TraceTraps) + if (TraceTraps) { tty->print_cr("trap: zombie_not_entrant (%s)", (sig == SIGTRAP) ? "SIGTRAP" : "SIGILL"); + } stub = SharedRuntime::get_handle_wrong_method_stub(); } @@ -304,24 +306,27 @@ // (address)info->si_addr == os::get_standard_polling_page() // doesn't work for us. We use: ((NativeInstruction*)pc)->is_safepoint_poll()) { - if (TraceTraps) + if (TraceTraps) { tty->print_cr("trap: safepoint_poll at " INTPTR_FORMAT " (SIGSEGV)", pc); + } stub = SharedRuntime::get_poll_stub(pc); } // SIGTRAP-based ic miss check in compiled code. else if (sig == SIGTRAP && TrapBasedICMissChecks && nativeInstruction_at(pc)->is_sigtrap_ic_miss_check()) { - if (TraceTraps) + if (TraceTraps) { tty->print_cr("trap: ic_miss_check at " INTPTR_FORMAT " (SIGTRAP)", pc); + } stub = SharedRuntime::get_ic_miss_stub(); } // SIGTRAP-based implicit null check in compiled code. else if (sig == SIGTRAP && TrapBasedNullChecks && nativeInstruction_at(pc)->is_sigtrap_null_check()) { - if (TraceTraps) + if (TraceTraps) { tty->print_cr("trap: null_check at " INTPTR_FORMAT " (SIGTRAP)", pc); + } stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_NULL); } @@ -329,8 +334,9 @@ else if (sig == SIGSEGV && ImplicitNullChecks && CodeCache::contains((void*) pc) && !MacroAssembler::needs_explicit_null_check((intptr_t) info->si_addr)) { - if (TraceTraps) + if (TraceTraps) { tty->print_cr("trap: null_check at " INTPTR_FORMAT " (SIGSEGV)", pc); + } stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_NULL); } @@ -338,8 +344,9 @@ // SIGTRAP-based implicit range check in compiled code. else if (sig == SIGTRAP && TrapBasedRangeChecks && nativeInstruction_at(pc)->is_sigtrap_range_check()) { - if (TraceTraps) + if (TraceTraps) { tty->print_cr("trap: range_check at " INTPTR_FORMAT " (SIGTRAP)", pc); + } stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_NULL); } #endif