From 2e41854770aa4e2f233cfd6ef02b6c103a29ac13 Mon Sep 17 00:00:00 2001 From: Phil Blundell Date: Mon, 13 Nov 2000 10:15:23 +0000 Subject: [PATCH] 2000-11-09 Philip Blundell * emultempl/pe.em: Define ___start_SECNAME and ___stop_SECNAME around orphan sections whose names can be represented in C. --- ld/ChangeLog | 5 +++++ ld/emultempl/pe.em | 36 ++++++++++++++++++++++++++++++++++++ 2 files changed, 41 insertions(+) diff --git a/ld/ChangeLog b/ld/ChangeLog index 23c7e65bbdc..60909ff8bbb 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,8 @@ +2000-11-09 Philip Blundell + + * emultempl/pe.em: Define ___start_SECNAME and ___stop_SECNAME + around orphan sections whose names can be represented in C. + 2000-11-07 Jim Wilson * emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): New local diff --git a/ld/emultempl/pe.em b/ld/emultempl/pe.em index 62d69594294..cbd26732bc8 100644 --- a/ld/emultempl/pe.em +++ b/ld/emultempl/pe.em @@ -1263,6 +1263,7 @@ gld_${EMULATION_NAME}_place_orphan (file, s) const char *secname; char *hold_section_name; char *dollar = NULL; + const char *ps = NULL; lang_output_section_statement_type *os; lang_statement_list_type add_child; @@ -1354,6 +1355,26 @@ gld_${EMULATION_NAME}_place_orphan (file, s) stat_ptr = &add; lang_list_init (stat_ptr); + if (config.build_constructors) + { + /* If the name of the section is representable in C, then create + symbols to mark the start and the end of the section. */ + for (ps = outsecname; *ps != '\0'; ps++) + if (! isalnum ((unsigned char) *ps) && *ps != '_') + break; + if (*ps == '\0') + { + char *symname; + etree_type *e_align; + + symname = (char *) xmalloc (ps - outsecname + sizeof "___start_"); + sprintf (symname, "___start_%s", outsecname); + e_align = exp_unop (ALIGN_K, + exp_intop ((bfd_vma) 1 << s->alignment_power)); + lang_add_assignment (exp_assop ('=', symname, e_align)); + } + } + if (link_info.relocateable || (s->flags & (SEC_LOAD | SEC_ALLOC)) == 0) address = exp_intop ((bfd_vma) 0); else @@ -1376,6 +1397,21 @@ gld_${EMULATION_NAME}_place_orphan (file, s) ((bfd_vma) 0, "*default*", (struct lang_output_section_phdr_list *) NULL, "*default*"); + if (config.build_constructors && *ps == '\0') + { + char *symname; + + /* lang_leave_ouput_section_statement resets stat_ptr. Put + stat_ptr back where we want it. */ + if (place != NULL) + stat_ptr = &add; + + symname = (char *) xmalloc (ps - outsecname + sizeof "___stop_"); + sprintf (symname, "___stop_%s", outsecname); + lang_add_assignment (exp_assop ('=', symname, + exp_nameop (NAME, "."))); + } + stat_ptr = old; if (place != NULL) -- 2.30.2