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Diffstat (limited to 'ld/ld.texinfo')
| -rw-r--r-- | ld/ld.texinfo | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/ld/ld.texinfo b/ld/ld.texinfo index 5a8e190..4fb649a 100644 --- a/ld/ld.texinfo +++ b/ld/ld.texinfo @@ -3859,6 +3859,26 @@ needs to be at a particular location in memory. For example: data.o(.data) @end smallexample +To refine the sections that are included based on the section flags +of an input section, INPUT_SECTION_FLAGS may be used. + +Here is a simple example for using Section header flags for ELF sections: + +@smallexample +@group +SECTIONS @{ + .text : @{ INPUT_SECTION_FLAGS (SHF_MERGE & SHF_STRINGS) *(.text) @} + .text2 : @{ INPUT_SECTION_FLAGS (!SHF_WRITE) *(.text) @} +@} +@end group +@end smallexample + +In this example, the output section @samp{.text} will be comprised of any +input section matching the name *(.text) whose section header flags +@code{SHF_MERGE} and @code{SHF_STRINGS} are set. The output section +@samp{.text2} will be comprised of any input section matching the name *(.text) +whose section header flag @code{SHF_WRITE} is clear. + You can also specify files within archives by writing a pattern matching the archive, a colon, then the pattern matching the file, with no whitespace around the colon. |