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Diffstat (limited to 'libjava/include/ppc-signal.h')
| -rw-r--r-- | libjava/include/ppc-signal.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/libjava/include/ppc-signal.h b/libjava/include/ppc-signal.h deleted file mode 100644 index 003a7604533..00000000000 --- a/libjava/include/ppc-signal.h +++ /dev/null @@ -1,115 +0,0 @@ -// ppc-signal.h - Catch runtime signals and turn them into exceptions. - -/* Copyright (C) 2000 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -#ifndef JAVA_SIGNAL_H -#define JAVA_SIGNAL_H 1 - -#include <signal.h> -#include <ucontext.h> - -#define HANDLE_SEGV 1 -#undef HANDLE_FPE - -#define SIGNAL_HANDLER(_name) \ -__asm ("\t.section\t\".text\"\n" \ - "\t.align 2\n" \ - "_Jv_" #_name ":\n" \ - "\tmr 3, 1\n" \ - "\tb _Jv_stub_" #_name "\n"); \ -extern "C" void _Jv_##_name (int _dummy); \ -extern "C" void _Jv_stub_##_name (char *_sp) \ - -class java::lang::Throwable; - -// Unwind the stack to the point at which the signal was generated and -// then throw an exception. - -#define MAKE_THROW_FRAME(_exception) \ -do \ -{ \ - struct sigcontext_struct *_context \ - = (struct sigcontext_struct *)(_sp + __SIGNAL_FRAMESIZE); \ - long int regs [34]; \ - memcpy (regs, &_context->regs->gpr[0], 32 * sizeof (long int)); \ - regs[32] = _context->regs->nip + sizeof (long int); \ - regs[33] = _context->regs->link; \ - \ - __asm volatile ( \ - "\tmr 31,%0\n" \ - "\tmr 3,%1 # exception to throw\n" \ - "\tlwz 0,128(31) # ip\n" \ - "\tmtlr 0\n" \ - "\tlwz 1,4(31) # previous r1\n" \ - "\tlwz 0,132(31) # previous lr\n" \ - "\tlwz 2,0(1) # previous previous r1\n" \ - "\tstw 0,4(2) # save previous lr\n" \ - "\tlwz 0,0(31)\n" \ - "\tlwz 2,8(31)\n" \ - "\tlwz 4,16(31)\n" \ - "\tlwz 5,20(31)\n" \ - "\tlwz 6,24(31)\n" \ - "\tlwz 7,28(31)\n" \ - "\tlwz 8,32(31)\n" \ - "\tlwz 9,36(31)\n" \ - "\tlwz 10,40(31)\n" \ - "\tlwz 11,44(31)\n" \ - "\tlwz 12,48(31)\n" \ - "\tlwz 13,52(31)\n" \ - "\tlwz 14,56(31)\n" \ - "\tlwz 15,60(31)\n" \ - "\tlwz 16,64(31)\n" \ - "\tlwz 17,68(31)\n" \ - "\tlwz 18,72(31)\n" \ - "\tlwz 19,76(31)\n" \ - "\tlwz 20,80(31)\n" \ - "\tlwz 21,84(31)\n" \ - "\tlwz 22,88(31)\n" \ - "\tlwz 23,92(31)\n" \ - "\tlwz 24,96(31)\n" \ - "\tlwz 25,100(31)\n" \ - "\tlwz 26,104(31)\n" \ - "\tlwz 27,108(31)\n" \ - "\tlwz 28,112(31)\n" \ - "\tlwz 29,116(31)\n" \ - "\tlwz 30,120(31)\n" \ - "\tlwz 31,124(31)\n" \ - "\tb _Jv_ThrowSignal\n" \ - : : "r"(regs), "r"(_exception) \ - : "r31", "r3"); \ -} \ -while (0) - - -#define INIT_SEGV \ -do \ - { \ - nullp = new java::lang::NullPointerException (); \ - struct sigaction act; \ - act.sa_handler = _Jv_catch_segv; \ - sigemptyset (&act.sa_mask); \ - act.sa_flags = 0; \ - __sigaction (SIGSEGV, &act, NULL); \ - } \ -while (0) - -#define INIT_FPE \ -do \ - { \ - arithexception = new java::lang::ArithmeticException \ - (JvNewStringLatin1 ("/ by zero")); \ - struct sigaction act; \ - act.sa_handler = _Jv_catch_fpe; \ - sigemptyset (&act.sa_mask); \ - act.sa_flags = 0; \ - __sigaction (SIGFPE, &act, NULL); \ - } \ -while (0) - -#endif /* JAVA_SIGNAL_H */ |