diff options
| -rw-r--r-- | gas/ChangeLog | 6 | ||||
| -rw-r--r-- | gas/config/obj-coff-seh.c | 21 | ||||
| -rw-r--r-- | gas/config/obj-coff-seh.h | 73 |
3 files changed, 100 insertions, 0 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index 4a24a4965f..00b093b3df 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,9 @@ +2009-08-18 Kai Tietz <kai.tietz@onevision.com> + + * config/obj-coff-seh.c: Add copyright notice. + * config/obj-coff-seh.h: Add copyright notice. + Add x64 specific macros from coff/pe.h header. + 2009-08-18 Sterling Augustine <sterling@tensilica.com> * config/tc-xtensa.c (xtensa_create_xproperty_segments): Use diff --git a/gas/config/obj-coff-seh.c b/gas/config/obj-coff-seh.c index 67a3bcb12e..b00581600e 100644 --- a/gas/config/obj-coff-seh.c +++ b/gas/config/obj-coff-seh.c @@ -1,3 +1,24 @@ +/* seh pdata/xdata coff object file format + Copyright 2009 + Free Software Foundation, Inc. + + This file is part of GAS. + + GAS is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GAS is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GAS; see the file COPYING. If not, write to the Free + Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ + #include "obj-coff-seh.h" /* Forward declarations. */ diff --git a/gas/config/obj-coff-seh.h b/gas/config/obj-coff-seh.h index 42b00f5625..aa151cd9fd 100644 --- a/gas/config/obj-coff-seh.h +++ b/gas/config/obj-coff-seh.h @@ -1,3 +1,24 @@ +/* seh pdata/xdata coff object file format + Copyright 2009 + Free Software Foundation, Inc. + + This file is part of GAS. + + GAS is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GAS is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GAS; see the file COPYING. If not, write to the Free + Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ + /* Short overview: There are at the moment three different function entry formats preset. The first is the MIPS one. The second version @@ -159,3 +180,55 @@ static void seh_x64_make_prologue_element (int, int, bfd_vma); static void make_function_entry_pdata (seh_context *c); #define UNDSEC (asection *) &bfd_und_section + +/* Check if x64 UNW_... macros are already defined. */ +#ifndef PEX64_FLAG_NHANDLER +/* We can't include here coff/pe.h header. So we have to copy macros + from coff/pe.h here. */ +#define PEX64_UNWCODE_CODE(VAL) ((VAL) & 0xf) +#define PEX64_UNWCODE_INFO(VAL) (((VAL) >> 4) & 0xf) + +/* The unwind info. */ +#define UNW_FLAG_NHANDLER 0 +#define UNW_FLAG_EHANDLER 1 +#define UNW_FLAG_UHANDLER 2 +#define UNW_FLAG_FHANDLER 3 +#define UNW_FLAG_CHAININFO 4 + +#define UNW_FLAG_MASK 0x1f + +/* The unwind codes. */ +#define UWOP_PUSH_NONVOL 0 +#define UWOP_ALLOC_LARGE 1 +#define UWOP_ALLOC_SMALL 2 +#define UWOP_SET_FPREG 3 +#define UWOP_SAVE_NONVOL 4 +#define UWOP_SAVE_NONVOL_FAR 5 +#define UWOP_SAVE_XMM 6 +#define UWOP_SAVE_XMM_FAR 7 +#define UWOP_SAVE_XMM128 8 +#define UWOP_SAVE_XMM128_FAR 9 +#define UWOP_PUSH_MACHFRAME 10 + +#define PEX64_UWI_VERSION(VAL) ((VAL) & 7) +#define PEX64_UWI_FLAGS(VAL) (((VAL) >> 3) & 0x1f) +#define PEX64_UWI_FRAMEREG(VAL) ((VAL) & 0xf) +#define PEX64_UWI_FRAMEOFF(VAL) (((VAL) >> 4) & 0xf) +#define PEX64_UWI_SIZEOF_UWCODE_ARRAY(VAL) \ + ((((VAL) + 1) & ~1) * 2) + +#define PEX64_OFFSET_TO_UNWIND_CODE 0x4 + +#define PEX64_OFFSET_TO_HANDLER_RVA (COUNTOFUNWINDCODES) \ + (PEX64_OFFSET_TO_UNWIND_CODE + \ + PEX64_UWI_SIZEOF_UWCODE_ARRAY(COUNTOFUNWINDCODES)) + +#define PEX64_OFFSET_TO_SCOPE_COUNT(COUNTOFUNWINDCODES) \ + (PEX64_OFFSET_TO_HANDLER_RVA(COUNTOFUNWINDCODES) + 4) + +#define PEX64_SCOPE_ENTRY(COUNTOFUNWINDCODES, IDX) \ + (PEX64_OFFSET_TO_SCOPE_COUNT(COUNTOFUNWINDCODES) + \ + PEX64_SCOPE_ENTRY_SIZE * (IDX)) + +#endif + |
