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authorKai Tietz <kai.tietz@onevision.com>2009-08-18 16:44:35 +0000
committerKai Tietz <kai.tietz@onevision.com>2009-08-18 16:44:35 +0000
commit284e05313f9d9a2f3c3f71c51a2c0b744c11c2c0 (patch)
tree20d87679b86f92a176a572e4e1a1ae1e5305585e /gas/config
parent2f1bf5c133bd54d786c61ad56f309076ab48f15c (diff)
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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.
Diffstat (limited to 'gas/config')
-rw-r--r--gas/config/obj-coff-seh.c21
-rw-r--r--gas/config/obj-coff-seh.h73
2 files changed, 94 insertions, 0 deletions
diff --git a/gas/config/obj-coff-seh.c b/gas/config/obj-coff-seh.c
index 67a3bcb..b005816 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 42b00f5..aa151cd 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
+