+#else /* ! COFF_ALIGN_IN_SECTION_HEADER */
+#ifdef COFF_WITH_PE
+
+/* a couple of macros to help setting the alignment power field */
+#define ALIGN_SET(field,x,y) \
+ if (((field) & IMAGE_SCN_ALIGN_64BYTES) == x )\
+ {\
+ section->alignment_power = y;\
+ }
+
+#define ELIFALIGN_SET(field,x,y) \
+ else if (( (field) & IMAGE_SCN_ALIGN_64BYTES) == x ) \
+ {\
+ section->alignment_power = y;\
+ }
+
+static void coff_set_alignment_hook PARAMS ((bfd *, asection *, PTR));
+
+static void
+coff_set_alignment_hook (abfd, section, scnhdr)
+ bfd * abfd;
+ asection * section;
+ PTR scnhdr;
+{
+ struct internal_scnhdr *hdr = (struct internal_scnhdr *) scnhdr;
+
+ ALIGN_SET (hdr->s_flags, IMAGE_SCN_ALIGN_64BYTES, 6)
+ ELIFALIGN_SET (hdr->s_flags, IMAGE_SCN_ALIGN_32BYTES, 5)
+ ELIFALIGN_SET (hdr->s_flags, IMAGE_SCN_ALIGN_16BYTES, 4)
+ ELIFALIGN_SET (hdr->s_flags, IMAGE_SCN_ALIGN_8BYTES, 3)
+ ELIFALIGN_SET (hdr->s_flags, IMAGE_SCN_ALIGN_4BYTES, 2)
+ ELIFALIGN_SET (hdr->s_flags, IMAGE_SCN_ALIGN_2BYTES, 1)
+ ELIFALIGN_SET (hdr->s_flags, IMAGE_SCN_ALIGN_1BYTES, 0)
+
+#ifdef POWERPC_LE_PE
+ if (strcmp (section->name, ".idata$2") == 0)
+ {
+ section->alignment_power = 0;
+ }
+ else if (strcmp (section->name, ".idata$3") == 0)
+ {
+ section->alignment_power = 0;
+ }
+ else if (strcmp (section->name, ".idata$4") == 0)
+ {
+ section->alignment_power = 2;
+ }
+ else if (strcmp (section->name, ".idata$5") == 0)
+ {
+ section->alignment_power = 2;
+ }
+ else if (strcmp (section->name, ".idata$6") == 0)
+ {
+ section->alignment_power = 1;
+ }
+ else if (strcmp (section->name, ".reloc") == 0)
+ {
+ section->alignment_power = 1;
+ }
+ else if (strncmp (section->name, ".stab", 5) == 0)
+ {
+ section->alignment_power = 2;
+ }
+#endif
+
+#ifdef COFF_IMAGE_WITH_PE
+ /* In a PE image file, the s_paddr field holds the virtual size of a
+ section, while the s_size field holds the raw size. */
+ if (hdr->s_paddr != 0)
+ {
+ if (coff_section_data (abfd, section) == NULL)
+ {
+ section->used_by_bfd =
+ (PTR) bfd_zalloc (abfd, sizeof (struct coff_section_tdata));
+ if (section->used_by_bfd == NULL)
+ {
+ /* FIXME: Return error. */
+ abort ();
+ }
+ }
+ if (pei_section_data (abfd, section) == NULL)
+ {
+ coff_section_data (abfd, section)->tdata =
+ (PTR) bfd_zalloc (abfd, sizeof (struct pei_section_tdata));
+ if (coff_section_data (abfd, section)->tdata == NULL)
+ {
+ /* FIXME: Return error. */
+ abort ();
+ }
+ }
+ pei_section_data (abfd, section)->virt_size = hdr->s_paddr;
+ }
+#endif
+
+}
+#undef ALIGN_SET
+#undef ELIFALIGN_SET
+
+#else /* ! COFF_WITH_PE */
+#ifdef RS6000COFF_C
+
+/* We grossly abuse this function to handle XCOFF overflow headers.
+ When we see one, we correct the reloc and line number counts in the
+ real header, and remove the section we just created. */
+
+static void coff_set_alignment_hook PARAMS ((bfd *, asection *, PTR));
+
+static void
+coff_set_alignment_hook (abfd, section, scnhdr)
+ bfd *abfd;
+ asection *section;
+ PTR scnhdr;
+{
+ struct internal_scnhdr *hdr = (struct internal_scnhdr *) scnhdr;
+ asection *real_sec;
+ asection **ps;
+
+ if ((hdr->s_flags & STYP_OVRFLO) == 0)
+ return;
+
+ real_sec = coff_section_from_bfd_index (abfd, hdr->s_nreloc);
+ if (real_sec == NULL)
+ return;
+
+ real_sec->reloc_count = hdr->s_paddr;
+ real_sec->lineno_count = hdr->s_vaddr;
+
+ for (ps = &abfd->sections; *ps != NULL; ps = &(*ps)->next)
+ {
+ if (*ps == section)
+ {
+ *ps = (*ps)->next;
+ --abfd->section_count;
+ break;
+ }
+ }
+}
+
+#else /* ! RS6000COFF_C */
projects / binutils-gdb.git / blobdiff