75 lines
2.6 KiB
C
75 lines
2.6 KiB
C
/* Macro definitions for GDB for a PowerPC running Solaris 2
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Copyright 1996 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "powerpc/tm-ppc-eabi.h"
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/* There are two different signal handler trampolines in Solaris2. */
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#define IN_SIGTRAMP(pc, name) \
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((name) \
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&& (STREQ ("sigacthandler", name) || STREQ ("ucbsigvechandler", name)))
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/* The signal handler gets a pointer to an ucontext as third argument
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if it is called from sigacthandler. This is the offset to the saved
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PC within it. sparc_frame_saved_pc knows how to deal with
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ucbsigvechandler. */
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#define SIGCONTEXT_PC_OFFSET 44
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#if 0 /* FIXME Setjmp/longjmp are not as well doc'd in SunOS 5.x yet */
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/* Offsets into jmp_buf. Not defined by Sun, but at least documented in a
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comment in <machine/setjmp.h>! */
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#define JB_ELEMENT_SIZE 4 /* Size of each element in jmp_buf */
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#define JB_ONSSTACK 0
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#define JB_SIGMASK 1
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#define JB_SP 2
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#define JB_PC 3
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#define JB_NPC 4
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#define JB_PSR 5
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#define JB_G1 6
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#define JB_O0 7
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#define JB_WBCNT 8
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/* Figure out where the longjmp will land. We expect that we have just entered
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longjmp and haven't yet setup the stack frame, so the args are still in the
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output regs. %o0 (O0_REGNUM) points at the jmp_buf structure from which we
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extract the pc (JB_PC) that we will land at. The pc is copied into ADDR.
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This routine returns true on success */
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extern int
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get_longjmp_target PARAMS ((CORE_ADDR *));
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#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)
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#endif /* 0 */
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/* The SunPRO compiler puts out 0 instead of the address in N_SO symbols,
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and for SunPRO 3.0, N_FUN symbols too. */
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#define SOFUN_ADDRESS_MAYBE_MISSING
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#if 0
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extern char *sunpro_static_transform_name PARAMS ((char *));
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#define STATIC_TRANSFORM_NAME(x) sunpro_static_transform_name (x)
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#endif
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#define FAULTED_USE_SIGINFO
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/* Enable handling of shared libraries for a.out executables. */
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#define HANDLE_SVR4_EXEC_EMULATORS
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