From 29d7b0080c201ffc8d58ae2012b15706f01020b8 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Fri, 10 Jul 2009 14:00:38 +0000 Subject: * elf32-spu.c (spu_elf_size_stubs): Do set up soft-icache manager data even when no stubs. (spu_elf_place_overlay_data, spu_elf_build_stubs): Adjust. --- bfd/elf32-spu.c | 177 +++++++++++++++++++++++++++++--------------------------- 1 file changed, 91 insertions(+), 86 deletions(-) (limited to 'bfd/elf32-spu.c') diff --git a/bfd/elf32-spu.c b/bfd/elf32-spu.c index b571d6ab64..d03617aede 100644 --- a/bfd/elf32-spu.c +++ b/bfd/elf32-spu.c @@ -1627,7 +1627,7 @@ process_stubs (struct bfd_link_info *info, bfd_boolean build) } /* Allocate space for overlay call and return stubs. - Return 0 on error, 1 if no stubs, 2 otherwise. */ + Return 0 on error, 1 if no overlays, 2 otherwise. */ int spu_elf_size_stubs (struct bfd_link_info *info) @@ -1647,39 +1647,39 @@ spu_elf_size_stubs (struct bfd_link_info *info) if (htab->stub_err) return 0; - if (htab->stub_count == NULL) - return 1; - ibfd = info->input_bfds; - amt = (htab->num_overlays + 1) * sizeof (*htab->stub_sec); - htab->stub_sec = bfd_zmalloc (amt); - if (htab->stub_sec == NULL) - return 0; - - flags = (SEC_ALLOC | SEC_LOAD | SEC_CODE | SEC_READONLY - | SEC_HAS_CONTENTS | SEC_IN_MEMORY); - stub = bfd_make_section_anyway_with_flags (ibfd, ".stub", flags); - htab->stub_sec[0] = stub; - if (stub == NULL - || !bfd_set_section_alignment (ibfd, stub, - ovl_stub_size_log2 (htab->params))) - return 0; - stub->size = htab->stub_count[0] * ovl_stub_size (htab->params); - if (htab->params->ovly_flavour == ovly_soft_icache) - /* Extra space for linked list entries. */ - stub->size += htab->stub_count[0] * 16; - - for (i = 0; i < htab->num_overlays; ++i) + if (htab->stub_count != NULL) { - asection *osec = htab->ovl_sec[i]; - unsigned int ovl = spu_elf_section_data (osec)->u.o.ovl_index; + amt = (htab->num_overlays + 1) * sizeof (*htab->stub_sec); + htab->stub_sec = bfd_zmalloc (amt); + if (htab->stub_sec == NULL) + return 0; + + flags = (SEC_ALLOC | SEC_LOAD | SEC_CODE | SEC_READONLY + | SEC_HAS_CONTENTS | SEC_IN_MEMORY); stub = bfd_make_section_anyway_with_flags (ibfd, ".stub", flags); - htab->stub_sec[ovl] = stub; + htab->stub_sec[0] = stub; if (stub == NULL || !bfd_set_section_alignment (ibfd, stub, ovl_stub_size_log2 (htab->params))) return 0; - stub->size = htab->stub_count[ovl] * ovl_stub_size (htab->params); + stub->size = htab->stub_count[0] * ovl_stub_size (htab->params); + if (htab->params->ovly_flavour == ovly_soft_icache) + /* Extra space for linked list entries. */ + stub->size += htab->stub_count[0] * 16; + + for (i = 0; i < htab->num_overlays; ++i) + { + asection *osec = htab->ovl_sec[i]; + unsigned int ovl = spu_elf_section_data (osec)->u.o.ovl_index; + stub = bfd_make_section_anyway_with_flags (ibfd, ".stub", flags); + htab->stub_sec[ovl] = stub; + if (stub == NULL + || !bfd_set_section_alignment (ibfd, stub, + ovl_stub_size_log2 (htab->params))) + return 0; + stub->size = htab->stub_count[ovl] * ovl_stub_size (htab->params); + } } if (htab->params->ovly_flavour == ovly_soft_icache) @@ -1707,6 +1707,8 @@ spu_elf_size_stubs (struct bfd_link_info *info) htab->init->size = 16; } + else if (htab->stub_count == NULL) + return 1; else { /* htab->ovtab consists of two arrays. @@ -1750,29 +1752,32 @@ spu_elf_place_overlay_data (struct bfd_link_info *info) { struct spu_link_hash_table *htab = spu_hash_table (info); unsigned int i; - const char *ovout; - if (htab->stub_count == NULL) - return; - - (*htab->params->place_spu_section) (htab->stub_sec[0], NULL, ".text"); - - for (i = 0; i < htab->num_overlays; ++i) + if (htab->stub_sec != NULL) { - asection *osec = htab->ovl_sec[i]; - unsigned int ovl = spu_elf_section_data (osec)->u.o.ovl_index; - (*htab->params->place_spu_section) (htab->stub_sec[ovl], osec, NULL); + (*htab->params->place_spu_section) (htab->stub_sec[0], NULL, ".text"); + + for (i = 0; i < htab->num_overlays; ++i) + { + asection *osec = htab->ovl_sec[i]; + unsigned int ovl = spu_elf_section_data (osec)->u.o.ovl_index; + (*htab->params->place_spu_section) (htab->stub_sec[ovl], osec, NULL); + } } if (htab->params->ovly_flavour == ovly_soft_icache) (*htab->params->place_spu_section) (htab->init, NULL, ".ovl.init"); - ovout = ".data"; - if (htab->params->ovly_flavour == ovly_soft_icache) - ovout = ".bss"; - (*htab->params->place_spu_section) (htab->ovtab, NULL, ovout); + if (htab->ovtab != NULL) + { + const char *ovout = ".data"; + if (htab->params->ovly_flavour == ovly_soft_icache) + ovout = ".bss"; + (*htab->params->place_spu_section) (htab->ovtab, NULL, ovout); + } - (*htab->params->place_spu_section) (htab->toe, NULL, ".toe"); + if (htab->toe != NULL) + (*htab->params->place_spu_section) (htab->toe, NULL, ".toe"); } /* Functions to handle embedded spu_ovl.o object. */ @@ -1883,63 +1888,63 @@ spu_elf_build_stubs (struct bfd_link_info *info) bfd *obfd; unsigned int i; - if (htab->stub_count == NULL) - return TRUE; - - for (i = 0; i <= htab->num_overlays; i++) - if (htab->stub_sec[i]->size != 0) - { - htab->stub_sec[i]->contents = bfd_zalloc (htab->stub_sec[i]->owner, - htab->stub_sec[i]->size); - if (htab->stub_sec[i]->contents == NULL) - return FALSE; - htab->stub_sec[i]->rawsize = htab->stub_sec[i]->size; - htab->stub_sec[i]->size = 0; - } - - for (i = 0; i < 2; i++) + if (htab->num_overlays != 0) { - h = htab->ovly_entry[i]; - BFD_ASSERT (h != NULL); - - if ((h->root.type == bfd_link_hash_defined - || h->root.type == bfd_link_hash_defweak) - && h->def_regular) + for (i = 0; i < 2; i++) { - s = h->root.u.def.section->output_section; - if (spu_elf_section_data (s)->u.o.ovl_index) + h = htab->ovly_entry[i]; + if (h != NULL + && (h->root.type == bfd_link_hash_defined + || h->root.type == bfd_link_hash_defweak) + && h->def_regular) { - (*_bfd_error_handler) (_("%s in overlay section"), - h->root.root.string); - bfd_set_error (bfd_error_bad_value); - return FALSE; + s = h->root.u.def.section->output_section; + if (spu_elf_section_data (s)->u.o.ovl_index) + { + (*_bfd_error_handler) (_("%s in overlay section"), + h->root.root.string); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } } } - else - BFD_ASSERT (0); } - /* Fill in all the stubs. */ - process_stubs (info, TRUE); - if (!htab->stub_err) - elf_link_hash_traverse (&htab->elf, build_spuear_stubs, info); - - if (htab->stub_err) + if (htab->stub_sec != NULL) { - (*_bfd_error_handler) (_("overlay stub relocation overflow")); - bfd_set_error (bfd_error_bad_value); - return FALSE; - } + for (i = 0; i <= htab->num_overlays; i++) + if (htab->stub_sec[i]->size != 0) + { + htab->stub_sec[i]->contents = bfd_zalloc (htab->stub_sec[i]->owner, + htab->stub_sec[i]->size); + if (htab->stub_sec[i]->contents == NULL) + return FALSE; + htab->stub_sec[i]->rawsize = htab->stub_sec[i]->size; + htab->stub_sec[i]->size = 0; + } - for (i = 0; i <= htab->num_overlays; i++) - { - if (htab->stub_sec[i]->size != htab->stub_sec[i]->rawsize) + /* Fill in all the stubs. */ + process_stubs (info, TRUE); + if (!htab->stub_err) + elf_link_hash_traverse (&htab->elf, build_spuear_stubs, info); + + if (htab->stub_err) { - (*_bfd_error_handler) (_("stubs don't match calculated size")); + (*_bfd_error_handler) (_("overlay stub relocation overflow")); bfd_set_error (bfd_error_bad_value); return FALSE; } - htab->stub_sec[i]->rawsize = 0; + + for (i = 0; i <= htab->num_overlays; i++) + { + if (htab->stub_sec[i]->size != htab->stub_sec[i]->rawsize) + { + (*_bfd_error_handler) (_("stubs don't match calculated size")); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + htab->stub_sec[i]->rawsize = 0; + } } if (htab->ovtab == NULL || htab->ovtab->size == 0) -- cgit v1.2.1