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authorJie Zhang <jie.zhang@analog.com>2008-07-11 19:24:39 +0000
committerJie Zhang <jie.zhang@analog.com>2008-07-11 19:24:39 +0000
commit8c6845782707f98080fa789050c9d70afadb1842 (patch)
treee2d2297cb36dec999b811c330fe3ad93bb75297f /ld/ld.texinfo
parenta0d21d280839472b02a86175045b7482ae301fb9 (diff)
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bfd/
* elf.c (_bfd_elf_map_sections_to_segments): Don't put executable sections into the same segment with other read only sections if --sep-code. * elf32-bfin.c (elf32_bfin_code_in_l1): New variable. (elf32_bfin_data_in_l1): New variable. (elf32_bfin_final_write_processing): New. (elf32_bfin_special_sections[]): New. (elf_backend_final_write_processing): Define. (elf_backend_special_sections): Define. binutils/ * readelf.c (get_machine_flags): Deal with Blackfin specific flags. include/ * bfdlink.h (struct bfd_link_info): Add sep_code member variable. * elf/bfin.h (EF_BFIN_CODE_IN_L1): Define. (EF_BFIN_DATA_IN_L1): Define. ld/ * Makefile.am (eelf32bfin.c): Depend on bfin.em. (eelf32bfinfd.c): Likewise. * Makefile.in: Regenerate. * gen-doc.texi: Set Blackfin. * ld.texinfo: Document --sep-code and Blackfin specific options. * ldmain.c (main): Initialize link_info.sep_code. * lexsup.c (enum option_values): Add OPTION_SEP_CODE. (ld_options[]): Add --sep-code. (parse_args): Deal with --sep-code. * emulparams/bfin.sh (EXTRA_EM_FILE): Define. * emulparams/elf32bfinfd.sh (OTHER_SECTIONS): Define. * emultempl/bfin.em: New file.
Diffstat (limited to 'ld/ld.texinfo')
-rw-r--r--ld/ld.texinfo36
1 files changed, 36 insertions, 0 deletions
diff --git a/ld/ld.texinfo b/ld/ld.texinfo
index 4400524..a37d7d5 100644
--- a/ld/ld.texinfo
+++ b/ld/ld.texinfo
@@ -21,6 +21,7 @@
@set UsesEnvVars
@set GENERIC
@set ARM
+@set Blackfin
@set H8300
@set HPPA
@set I960
@@ -140,6 +141,9 @@ section entitled ``GNU Free Documentation License''.
@ifset ARM
* ARM:: ld and the ARM family
@end ifset
+@ifset Blackfin
+* Blackfin:: ld and the Blackfin family
+@end ifset
@ifset HPPA
* HPPA ELF32:: ld and HPPA 32-bit ELF
@end ifset
@@ -825,6 +829,11 @@ For compatibility with other ELF linkers, if the @option{-R} option is
followed by a directory name, rather than a file name, it is treated as
the @option{-rpath} option.
+@kindex --sep-code
+@cindex input files, displaying
+@itemx --sep-code
+Put code in a seperate segment, not along with other read only data.
+
@kindex -s
@kindex --strip-all
@cindex strip all symbols
@@ -5362,6 +5371,9 @@ functionality are not listed.
@ifset ARM
* ARM:: @command{ld} and the ARM family
@end ifset
+@ifset Blackfin
+* Blackfin:: @command{ld} and the Blackfin family
+@end ifset
@ifset HPPA
* HPPA ELF32:: @command{ld} and HPPA 32-bit ELF
@end ifset
@@ -5752,6 +5764,30 @@ otherwise.
@end ifclear
@end ifset
+@ifset Blackfin
+@ifclear GENERIC
+@raisesections
+@end ifclear
+
+@node Blackfin
+@section @command{ld} and the Blackfin family
+
+@cindex Put code in L1 instruction SRAM
+@kindex --code-in-l1
+The @samp{--code-in-l1} option adds a specific flag in the ELF header.
+This flag tells loader to put the code segments into Blackfin
+L1 instruction SRAM.
+
+@cindex Put code in L1 data SRAM
+@kindex --data-in-l1
+The @samp{--data-in-l1} option adds a specific flag in the ELF header.
+This flag tells loader to put the data segments into Blackfin L1 data SRAM.
+
+@ifclear GENERIC
+@lowersections
+@end ifclear
+@end ifset
+
@ifset HPPA
@ifclear GENERIC
@raisesections