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| author | H.J. Lu <hjl.tools@gmail.com> | 2020-02-06 19:42:52 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2020-02-06 19:43:03 -0800 |
| commit | 9b538ba71fc7dbab65371e3e4e5f7e093ff25023 (patch) | |
| tree | da4c23f9a303106a0a01e1770034cfbeb112825d /ld/ldemul.h | |
| parent | 5242a0a000ad7d3f2fa1cd0023f692d53261b302 (diff) | |
| download | gdb-9b538ba71fc7dbab65371e3e4e5f7e093ff25023.zip gdb-9b538ba71fc7dbab65371e3e4e5f7e093ff25023.tar.gz gdb-9b538ba71fc7dbab65371e3e4e5f7e093ff25023.tar.bz2 | |
ELF: Discard a section if any of its linked-to sections has been discarded
Add ldelf_before_place_orphans to call before lang_place_orphans to
discard a section if any of its linked-to sections has been discarded.
PR ld/25022
* emultempl/aix.em (ld_${EMULATION_NAME}_emulation): Add
before_place_orphans_default.
* emultempl/armcoff.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/beos.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/generic.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/linux.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/msp430.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/pe.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/pep.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/ticoff.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/vanilla.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/elf.em (ld_${EMULATION_NAME}_emulation): Use
ldelf_before_place_orphans.
* ldelf.c (ldelf_before_place_orphans): New.
* ldelf.h (ldelf_before_place_orphans): Likewise.
* ldemul.c (ldemul_before_place_orphans): Likewise.
(before_place_orphans_default): Likewise.
* ldemul.h (ldemul_before_place_orphans): Likewise.
(before_place_orphans_default): Likewise.
(ld_emulation_xfer_struct): Add before_place_orphans.
* ldlang.c (lang_process): Call ldemul_before_place_orphans
before lang_place_orphans.
* testsuite/ld-elf/pr25022.d: New file.
* testsuite/ld-elf/pr25022.s: Likewise.
* testsuite/ld-elf/pr25022.t: Likewise.
Diffstat (limited to 'ld/ldemul.h')
| -rw-r--r-- | ld/ldemul.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/ld/ldemul.h b/ld/ldemul.h index bde74df..44e3a92 100644 --- a/ld/ldemul.h +++ b/ld/ldemul.h @@ -36,6 +36,8 @@ extern void ldemul_after_open (void); extern void ldemul_after_check_relocs (void); +extern void ldemul_before_place_orphans + (void); extern void ldemul_after_allocation (void); extern void ldemul_before_allocation @@ -80,6 +82,8 @@ extern void after_open_default (void); extern void after_check_relocs_default (void); +extern void before_place_orphans_default + (void); extern void after_allocation_default (void); extern void before_allocation_default @@ -129,6 +133,9 @@ typedef struct ld_emulation_xfer_struct { /* Run after checking relocations. */ void (*after_check_relocs) (void); + /* Run before placing orphans. */ + void (*before_place_orphans) (void); + /* Run after allocating output sections. */ void (*after_allocation) (void); |