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authorKai Tietz <kai.tietz@onevision.com>2010-09-22 14:19:35 +0000
committerKai Tietz <kai.tietz@onevision.com>2010-09-22 14:19:35 +0000
commit72e4db75e816964c7533b8522a59ec05b7439691 (patch)
tree2386bc56c508112d6c5cf9140744c3ad7d120f02 /bfd/coffcode.h
parentfccd1d1e5f52fe58263f77522339067e2a6064c8 (diff)
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2010-09-22 Kai Tietz <kai.tietz@onevision.com>
* coffcode.h (sec_to_styp_flags): Adjust debug sections to be conform to pe-coff specification and avoid marking them as excluded. (styp_to_sec_flags): Doing reverse mapping.
Diffstat (limited to 'bfd/coffcode.h')
-rw-r--r--bfd/coffcode.h45
1 files changed, 31 insertions, 14 deletions
diff --git a/bfd/coffcode.h b/bfd/coffcode.h
index 790908a..ff69704 100644
--- a/bfd/coffcode.h
+++ b/bfd/coffcode.h
@@ -636,6 +636,14 @@ static long
sec_to_styp_flags (const char *sec_name, flagword sec_flags)
{
long styp_flags = 0;
+ bfd_boolean is_dbg = FALSE;
+
+ if (CONST_STRNEQ (sec_name, DOT_DEBUG)
+#ifdef COFF_LONG_SECTION_NAMES
+ || CONST_STRNEQ (sec_name, GNU_LINKONCE_WI)
+#endif
+ || CONST_STRNEQ (sec_name, ".stab"))
+ is_dbg = TRUE;
/* caution: there are at least three groups of symbols that have
very similar bits and meanings: IMAGE_SCN*, SEC_*, and STYP_*.
@@ -646,16 +654,15 @@ sec_to_styp_flags (const char *sec_name, flagword sec_flags)
but there are more IMAGE_SCN_* flags. */
/* FIXME: There is no gas syntax to specify the debug section flag. */
- if (CONST_STRNEQ (sec_name, DOT_DEBUG)
- || CONST_STRNEQ (sec_name, GNU_LINKONCE_WI))
- sec_flags = SEC_DEBUGGING | SEC_READONLY;
+ if (is_dbg)
+ sec_flags = SEC_DEBUGGING | SEC_READONLY;
/* skip LOAD */
/* READONLY later */
/* skip RELOC */
if ((sec_flags & SEC_CODE) != 0)
styp_flags |= IMAGE_SCN_CNT_CODE;
- if ((sec_flags & SEC_DATA) != 0)
+ if ((sec_flags & (SEC_DATA | SEC_DEBUGGING)) != 0)
styp_flags |= IMAGE_SCN_CNT_INITIALIZED_DATA;
if ((sec_flags & SEC_ALLOC) != 0 && (sec_flags & SEC_LOAD) == 0)
styp_flags |= IMAGE_SCN_CNT_UNINITIALIZED_DATA; /* ==STYP_BSS */
@@ -666,9 +673,9 @@ sec_to_styp_flags (const char *sec_name, flagword sec_flags)
styp_flags |= IMAGE_SCN_LNK_COMDAT;
if ((sec_flags & SEC_DEBUGGING) != 0)
styp_flags |= IMAGE_SCN_MEM_DISCARDABLE;
- if ((sec_flags & SEC_EXCLUDE) != 0)
+ if ((sec_flags & SEC_EXCLUDE) != 0 && !is_dbg)
styp_flags |= IMAGE_SCN_LNK_REMOVE;
- if ((sec_flags & SEC_NEVER_LOAD) != 0)
+ if ((sec_flags & SEC_NEVER_LOAD) != 0 && !is_dbg)
styp_flags |= IMAGE_SCN_LNK_REMOVE;
/* skip IN_MEMORY */
/* skip SORT */
@@ -1120,7 +1127,14 @@ styp_to_sec_flags (bfd *abfd,
long styp_flags = internal_s->s_flags;
flagword sec_flags;
bfd_boolean result = TRUE;
+ bfd_boolean is_dbg = FALSE;
+ if (CONST_STRNEQ (name, DOT_DEBUG)
+#ifdef COFF_LONG_SECTION_NAMES
+ || CONST_STRNEQ (name, GNU_LINKONCE_WI)
+#endif
+ || CONST_STRNEQ (name, ".stab"))
+ is_dbg = TRUE;
/* Assume read only unless IMAGE_SCN_MEM_WRITE is specified. */
sec_flags = SEC_READONLY;
@@ -1190,27 +1204,30 @@ styp_to_sec_flags (bfd *abfd,
mean that a given section contains debug information. Thus
we only set the SEC_DEBUGGING flag on sections that we
recognise as containing debug information. */
- if (CONST_STRNEQ (name, DOT_DEBUG)
+ if (is_dbg
#ifdef _COMMENT
|| strcmp (name, _COMMENT) == 0
#endif
-#ifdef COFF_LONG_SECTION_NAMES
- || CONST_STRNEQ (name, GNU_LINKONCE_WI)
-#endif
- || CONST_STRNEQ (name, ".stab"))
- sec_flags |= SEC_DEBUGGING;
+ )
+ {
+ sec_flags |= SEC_DEBUGGING | SEC_READONLY;
+ }
break;
case IMAGE_SCN_MEM_SHARED:
sec_flags |= SEC_COFF_SHARED;
break;
case IMAGE_SCN_LNK_REMOVE:
- sec_flags |= SEC_EXCLUDE;
+ if (!is_dbg)
+ sec_flags |= SEC_EXCLUDE;
break;
case IMAGE_SCN_CNT_CODE:
sec_flags |= SEC_CODE | SEC_ALLOC | SEC_LOAD;
break;
case IMAGE_SCN_CNT_INITIALIZED_DATA:
- sec_flags |= SEC_DATA | SEC_ALLOC | SEC_LOAD;
+ if (is_dbg)
+ sec_flags |= SEC_DEBUGGING;
+ else
+ sec_flags |= SEC_DATA | SEC_ALLOC | SEC_LOAD;
break;
case IMAGE_SCN_CNT_UNINITIALIZED_DATA:
sec_flags |= SEC_ALLOC;