bfd/

	* 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.

1 files changed, 10 insertions, 3 deletions

diff --git a/ld/Makefile.am b/ld/Makefile.am
index 3423dfc..83d92ec 100644
--- a/ld/Makefile.am
+++ b/ld/Makefile.am
@@ -753,7 +753,7 @@ eelf32_sparc_vxworks.c: $(srcdir)/emulparams/elf32_sparc_vxworks.sh \
   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 	${GENSCRIPTS} elf32_sparc_vxworks "$(tdir_elf32_sparc_vxworks)"
 eelf32_spu.c: $(srcdir)/emulparams/elf32_spu.sh $(srcdir)/emultempl/spuelf.em \
-  $(srcdir)/emultempl/spu_ovl.o_c \
+  $(srcdir)/emultempl/spu_ovl.o_c $(srcdir)/emultempl/spu_icache.o_c \
   ldemul-list.h \
   $(ELF_DEPS) $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 	${GENSCRIPTS} elf32_spu "$(tdir_elf32_spu)"
@@ -764,6 +764,13 @@ $(srcdir)/emultempl/spu_ovl.o_c: @MAINT@ $(srcdir)/emultempl/spu_ovl.S
 	  ../gas/as-new -o spu_ovl.o spu_ovl.s; \
 	  ../binutils/bin2c <spu_ovl.o >$@; \
 	fi
+$(srcdir)/emultempl/spu_icache.o_c: @MAINT@ $(srcdir)/emultempl/spu_icache.S
+	if ../gas/as-new --version \
+		| grep 'target.*spu' >/dev/null 2>/dev/null; then \
+	  cpp -DOVLY_IRQ_SAVE $(srcdir)/emultempl/spu_icache.S spu_icache.s; \
+	  ../gas/as-new -o spu_icache.o spu_icache.s; \
+	  ../binutils/bin2c <spu_icache.o >$@; \
+	fi
 eelf32_i860.c: $(srcdir)/emulparams/elf32_i860.sh \
   $(ELF_GEN_DEPS) $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 	${GENSCRIPTS} elf32_i860 "$(tdir_elf32_i860)"
@@ -1844,7 +1851,7 @@ MOSTLYCLEANFILES = $(STAGESTUFF) ld1$(EXEEXT) ld2$(EXEEXT) ld3$(EXEEXT) \
 	ldemul-list.h crtbegin.o crtend.o ld.log ld.sum
 mostlyclean-local:
 	-rm -rf tmpdir
-CLEANFILES = dep.sed DEP DEPA DEP1 DEP2 spu_ovl.s spu_ovl.o
+CLEANFILES = dep.sed DEP DEPA DEP1 DEP2 spu_ovl.s spu_ovl.o spu_icache.s spu_icache.o
 
 .PHONY: install-html install-html-am install-html-recursive
 
@@ -1924,7 +1931,7 @@ install-data-local: install-info
 # Stuff that should be included in a distribution.  The diststuff
 # target is run by the taz target in ../Makefile.in.
 EXTRA_DIST = ldgram.c ldgram.h ldlex.c emultempl/spu_ovl.o_c \
-           deffilep.c deffilep.h $(man_MANS)
+	     emultempl/spu_icache.o_c deffilep.c deffilep.h $(man_MANS)
 diststuff: info $(EXTRA_DIST)
 all: info ld.1