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* elf32-spu.c (spu_elf_modify_segment_map): Move all PF_OVERLAY
segments first amongst the program headers.
ld/testsuite/
* ld-spu/icache.d: Update file offsets.
* ld-spu/ovl.d: Likewise.
* ld-spu/ovl1.d: Likewise.
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* elf32-spu.c (spu_elf_size_stubs): Split out section placement to..
(spu_elf_place_overlay_data): ..here. New function.
* elf32-spu.h (spu_elf_place_overlay_data): Declare.
ld/
* emultempl/spuelf.em (spu_before_allocation): Call
spu_elf_place_overlay_data.
ld/testsuite/
* ld-spu/icache1.d: Update for changed overlay manager placement.
* ld-spu/ovl.d: Likewise.
* ld-spu/ovl2.d: Likewise.
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* elf32-spu.c (struct spu_link_hash_table): Add init, line_size_log2,
num_lines_log2.
(struct got_entry): Add br_addr.
(struct call_info): Add priority.
(struct function_info): Add lr_store and sp_adjust.
(spu_elf_setup): Init line_size_log2 and num_lines_log2.
(spu_elf_find_overlays): For soft-icache, mark any section within cache
area as an overlay, and check that no other overlays exist. Look up
icache overlay manager entry sym.
(BRA_STUBS, BRA, BRASL): Define.
(enum _stub_type): Replace ovl_stub with call_ovl_stub and br*_ovl_stub.
(needs_ovl_stub): Adjust for soft-icache. Return priority encoded
in branch insn.
(count_stub, build_stub): Support soft-icache.
(build_spuear_stubs, process_stubs): Adjust build_stub call.
(spu_elf_size_stubs): Size soft-icache stubs.
(overlay_index): New function.
(spu_elf_build_stubs): Make static. Support soft-icache.
(spu_elf_check_vma): Don't turn off auto_overlay if soft-icache.
(find_function_stack_adjust): Save lr store and stack adjust insn
offsets.
(maybe_insert_function): Adjust find_function_stack_adjust call.
(mark_functions_via_relocs): Retrieve priority.
(remove_cycles): Only warn about pruned arcs when stack_analysis.
(sort_calls): Sort by priority first.
(mark_overlay_section): Ignore .ovl.init.
(sum_stack): Only print when stack_analysis.
(print_one_overlay_section): New function, extracted from..
(spu_elf_auto_overlay): ..here. Support soft-icache overlays.
(spu_elf_stack_analysis): Only print when htab->stack_analysis.
(spu_elf_final_link): Call spu_elf_stack_analysis for lrlive
analysis. Call spu_elf_build_stubs.
(spu_elf_relocate_section): For soft-icache encode overlay index
into addresses.
(spu_elf_output_symbol_hook): Support soft-icache.
(spu_elf_modify_program_headers: Likewise.
* elf32-spu.h (struct spu_elf_params): Add lrlive_analysis. Rename
num_regions to num_lines. Add line_size and max_branch.
(enum _ovly_flavour): Add ovly_soft_icache.
(spu_elf_build_stubs): Delete.
gas/
* config/tc-spu.c (md_pseudo_table): Add "brinfo".
(brinfo): New var.
(md_assemble): Poke brinfo into branch instructions.
(spu_brinfo): New function.
(md_apply_fix): Don't assume insn fields start off at zero, mask
them to remove possible brinfo.
ld/
* emultempl/spuelf.em (params): Init new fields.
(num_lines_set, line_size_set, icache_mgr, icache_mgr_stream): New vars.
(spu_place_special_section): Adjust placement for soft-icache. Pad
soft-icache section to a fixed size. Clear addr_tree.
(spu_elf_load_ovl_mgr): Support soft-icache. Map overlay manager
sections a little more intelligently.
(gld${EMULATION_NAME}_finish): Don't call spu_elf_build_stubs.
(OPTION_SPU_NUM_LINES): Rename from OPTION_SPU_NUM_REGIONS.
(OPTION_SPU_SOFT_ICACHE, OPTION_SPU_LINE_SIZE): Define.
(OPTION_SPU_LRLIVE): Define.
(PARSE_AND_LIST_LONGOPTS): Add new soft-icache options.
(PARSE_AND_LIST_OPTIONS): Likewise.
(PARSE_AND_LIST_ARGS_CASES): Handle them.
* emultempl/spu_icache.S: Dummy file.
* emultempl/spu_icache.o_c: Regenerate.
* Makefile.am (eelf32_spu.c): Depend on spu_icache.o_c.
(spu_icache.o_c): Add rule to build.
(CLEANFILES): Zap temp files.
(EXTRA_DIST): Add spu_icache.o_c.
* Makefile.in: Regenerate.
ld/testsuite/
* ld-spu/ovl.d: Allow for absolute branches in stubs.
* ld-spu/ovl2.d: Likewise.
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absolute _SPUEAR_ syms.
* ld-spu/ovl2.d: Update.
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* ld-spu/ovl2.d: Update.
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* ld-spu/ovl2.d: Update.
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overlays where possible. Use a faster call stub, or optionally at
compile time, a more compact stub. Double size of _ovly_buf_table
so that low bit of _ovly_table.buf can be used as a "present" bit.
Reserve an extra _ovly_table entry for index zero.
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* ld.texinfo (INSERT): Describe.
* ldgram.y (ldgram_in_script, ldgram_had_equals): Delete.
(INSERT_K, AFTER, BEFORE): Add as tokens.
(ifile_p1): Handle INSERT statements.
(saved_script_handle, force_make_executable): Move to..
* ldmain.c: ..here.
(previous_script_handle): New global var.
* ldmain.h (saved_script_handle, force_make_executable): Declare.
(previous_script_handle): Likewise.
* ldlex.l (INSERT_K, AFTER, BEFORE): Add tokens.
* lexsup.c (parge_args <-T>): Set previous_script_handle.
* ldlang.c (lang_for_each_statement_worker): Handle insert statement.
(map_input_to_output_sections, print_statement): Likewise.
(lang_size_sections_1, lang_do_assignments_1): Likewise.
(insert_os_after): New function, extracted from..
(lang_insert_orphan): ..here.
(process_insert_statements): New function.
(lang_process): Call it.
(lang_add_insert): New function.
* ldlang.h (lang_insert_statement_enum): New.
(lang_insert_statement_type): New.
(lang_statement_union_type): Add insert_statement.
(lang_add_insert): Declare.
ld/testsuite/
* ld-spu/ovl.lnk: Delete overlay.
* ld-spu/ovl1.lnk: New file.
* ld-spu/ovl2.lnk: New file.
* ld-spu/ovl.d: Update.
* ld-spu/ovl2.d: Update.
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* elf32-spu.c (struct spu_link_hash_table): Add ovly_load_r_symndx.
(spu_elf_size_stubs): Count stub relocs.
(write_one_stub): Emit relocs on overlay call stubs.
ld/testsuite/
* ld-spu/ovl.d: Adjust for stub relocs.
* ld-spu/ovl2.d: Likewise.
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* elf32-spu.c (spu_elf_output_symbol_hook): New function.
(elf_backend_link_output_symbol_hook): Define.
ld/testsuite/
* ld-spu/ovl2.d: Update.
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* ld-spu/ear.s: New.
* ld-spu/ear.d: New.
* ld-spu/embed.rd: New.
* ld-spu/ovl2.s: New.
* ld-spu/ovl2.d: New.
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