From 2fbadf2cf5b472d15de9e78fd970d4775191e391 Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Sun, 12 Sep 1999 00:45:26 +0000 Subject: [PATCH] 1999-09-11 Donn Terry * libpei.h (_bfd_pei_final_link_postscript): Declare. (coff_final_link_postscript): Define. * peigen.c (_bfd_pei_swap_aouthdr_out): Don't set value for data directory entries here. (_bfd_pei_final_link_postscript): New function. --- bfd/ChangeLog | 6 ++++ bfd/libpei.h | 4 +++ bfd/peigen.c | 98 +++++++++++++++++++++++++++++++++++++++------------ 3 files changed, 86 insertions(+), 22 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 51cac6ffee..bf74059a7e 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -7,6 +7,12 @@ 1999-09-11 Donn Terry + * libpei.h (_bfd_pei_final_link_postscript): Declare. + (coff_final_link_postscript): Define. + * peigen.c (_bfd_pei_swap_aouthdr_out): Don't set value for data + directory entries here. + (_bfd_pei_final_link_postscript): New function. + * peigen.c (_bfd_pei_swap_scnhdr_out): Remove code which sets section flags based on the section name. diff --git a/bfd/libpei.h b/bfd/libpei.h index 942aa788ad..45f7fc1dc7 100644 --- a/bfd/libpei.h +++ b/bfd/libpei.h @@ -238,6 +238,10 @@ boolean _bfd_pe_bfd_copy_private_bfd_data_common PARAMS ((bfd *, bfd *)); void _bfd_pe_get_symbol_info PARAMS ((bfd *, asymbol *, symbol_info *)); +boolean _bfd_pei_final_link_postscript + PARAMS ((bfd *, struct coff_final_link_info *)); +#define coff_final_link_postscript _bfd_pei_final_link_postscript + /* The following are needed only for ONE of pe or pei, but don't otherwise vary; peicode.h fixes up ifdefs but we provide the prototype. */ diff --git a/bfd/peigen.c b/bfd/peigen.c index 3593ba9307..f58ba0e803 100644 --- a/bfd/peigen.c +++ b/bfd/peigen.c @@ -566,31 +566,27 @@ _bfd_pei_swap_aouthdr_out (abfd, in, out) /* first null out all data directory entries .. */ memset (extra->DataDirectory, sizeof (extra->DataDirectory), 0); - add_data_entry (abfd, extra, 0, ".edata", ib); - add_data_entry (abfd, extra, 1, ".idata", ib); - add_data_entry (abfd, extra, 2, ".rsrc" ,ib); + add_data_entry (abfd, extra, 0, ".edata", 0); -#ifdef POWERPC_LE_PE - /* FIXME: do other PE platforms use this? */ - add_data_entry (abfd, extra, 3, ".pdata" ,ib); -#endif + /* Don't call add_data_entry for .idata$2 or .idata$5. It's done in + bfd_coff_final_link where all the required information is + available. */ - add_data_entry (abfd, extra, 5, ".reloc", ib); + /* However, until other .idata fixes are made (pending patch), the + entry for .idata is needed for backwards compatability. FIXME. */ + add_data_entry (abfd, extra, 1, ".idata" ,0); -#ifdef POWERPC_LE_PE - /* On the PPC NT system, this field is set up as follows. It is not - an "officially" reserved field, so it currently has no title. - first_thunk_address is idata$5, and the thunk_size is the size of - the idata$5 chunk of the idata section. */ - extra->DataDirectory[12].VirtualAddress = first_thunk_address; - extra->DataDirectory[12].Size = thunk_size; - - /* On the PPC NT system, the size of the directory entry is not the - size of the entire section. It's actually offset to the end of - the idata$3 component of the idata section. This is the size of - the entire import table. (also known as the start of idata$4). */ - extra->DataDirectory[1].Size = import_table_size; -#endif + add_data_entry (abfd, extra, 2, ".rsrc" ,0); + + add_data_entry (abfd, extra, 3, ".pdata", 0); + + /* For some reason, the virtual size (which is what's set by + add_data_entry) for .reloc is not the same as the size recorded + in this slot by MSVC; it doesn't seem to cause problems (so far), + but since it's the best we've got, use it. It does do the right + thing for .pdata. */ + if (pe_data (abfd)->has_reloc_section) + add_data_entry (abfd, extra, 5, ".reloc", 0); { asection *sec; @@ -1856,3 +1852,61 @@ _bfd_pe_get_symbol_info (abfd, symbol, ret) && ! bfd_is_abs_section (symbol->section)) ret->value += pe_data (abfd)->pe_opthdr.ImageBase; } + +/* Handle the .idata section and other things that need symbol table + access. */ + +boolean +_bfd_pei_final_link_postscript (abfd, pfinfo) + bfd *abfd; + struct coff_final_link_info *pfinfo; +{ + struct coff_link_hash_entry *h1; + struct bfd_link_info *info = pfinfo->info; + + /* There are a few fields that need to be filled in now while we + have symbol table access. + + The .idata subsections aren't directly available as sections, but + they are in the symbol table, so get them from there. */ + + /* The import directory. This is the address of .idata$2, with size + of .idata$2 + .idata$3. */ + h1 = coff_link_hash_lookup (coff_hash_table (info), + ".idata$2", false, false, true); + if (h1 != NULL) + { + pe_data(abfd)->pe_opthdr.DataDirectory[1].VirtualAddress = + (h1->root.u.def.value + + h1->root.u.def.section->output_section->vma + + h1->root.u.def.section->output_offset); + h1 = coff_link_hash_lookup (coff_hash_table (info), + ".idata$4", false, false, true); + pe_data (abfd)->pe_opthdr.DataDirectory[1].Size = + ((h1->root.u.def.value + + h1->root.u.def.section->output_section->vma + + h1->root.u.def.section->output_offset) + - pe_data(abfd)->pe_opthdr.DataDirectory[1].VirtualAddress); + + /* The import address table. This is the size/address of + .idata$5. */ + h1 = coff_link_hash_lookup (coff_hash_table (info), + ".idata$5", false, false, true); + pe_data (abfd)->pe_opthdr.DataDirectory[12].VirtualAddress = + (h1->root.u.def.value + + h1->root.u.def.section->output_section->vma + + h1->root.u.def.section->output_offset); + h1 = coff_link_hash_lookup (coff_hash_table (info), + ".idata$6", false, false, true); + pe_data (abfd)->pe_opthdr.DataDirectory[12].Size = + ((h1->root.u.def.value + + h1->root.u.def.section->output_section->vma + + h1->root.u.def.section->output_offset) + - pe_data(abfd)->pe_opthdr.DataDirectory[12].VirtualAddress); + } + + /* If we couldn't find idata$2, we either have an excessively + trivial program or are in DEEP trouble; we have to assume trivial + program.... */ + return true; +} -- 2.34.1