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| author | Martin v. Loewis <martin@loewis.home.cs.tu-berlin.de> | 1999-12-29 20:44:13 -0700 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1999-12-29 20:44:13 -0700 |
| commit | 3073d01c3d1c3b759800a3fc2f61b92b02e8688b (patch) | |
| tree | eefe171f502d384bf2c0b7cd9b7fbfe932b3f202 /gcc/frame.h | |
| parent | 87ad679bfb5aecb457aab8e7abf6030b82a020d6 (diff) | |
| download | gcc-3073d01c3d1c3b759800a3fc2f61b92b02e8688b.zip gcc-3073d01c3d1c3b759800a3fc2f61b92b02e8688b.tar.gz gcc-3073d01c3d1c3b759800a3fc2f61b92b02e8688b.tar.bz2 | |
Restore i386 binary compatibility in Dwarf EH info.
* config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
value of FIRST_PSEUDO_REGISTER.
* frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
(struct frame_state): Use DWARF_FRAME_REGISTERS.
* dwarfout.c (output_reg_number): Ditto.
* dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
(DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
From-SVN: r31127
Diffstat (limited to 'gcc/frame.h')
| -rw-r--r-- | gcc/frame.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/gcc/frame.h b/gcc/frame.h index 985416c..330277c 100644 --- a/gcc/frame.h +++ b/gcc/frame.h @@ -1,6 +1,6 @@ /* Header file for unwinding stack frames for exception handling. */ /* Compile this one with gcc. */ -/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. Contributed by Jason Merrill <jason@cygnus.com>. This file is part of GNU CC. @@ -21,16 +21,20 @@ the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#ifndef DWARF_FRAME_REGISTERS +#define DWARF_FRAME_REGISTERS FIRST_PSEUDO_REGISTER +#endif + typedef struct frame_state { void *cfa; void *eh_ptr; long cfa_offset; long args_size; - long reg_or_offset[FIRST_PSEUDO_REGISTER+1]; + long reg_or_offset[DWARF_FRAME_REGISTERS+1]; unsigned short cfa_reg; unsigned short retaddr_column; - char saved[FIRST_PSEUDO_REGISTER+1]; + char saved[DWARF_FRAME_REGISTERS+1]; } frame_state; /* Values for 'saved' above. */ |