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| author | Fangrui Song <i@maskray.me> | 2023-02-23 22:11:14 -0800 |
|---|---|---|
| committer | Fangrui Song <i@maskray.me> | 2023-02-23 22:11:14 -0800 |
| commit | 50980ba351856dff75bb0743bfca62f4c3ab19ff (patch) | |
| tree | 57293555d30735da578d765d9d4058b46d237df9 /ld/ChangeLog | |
| parent | 6777dece58127236db900215857f9070ad63e0bf (diff) | |
| download | gdb-50980ba351856dff75bb0743bfca62f4c3ab19ff.zip gdb-50980ba351856dff75bb0743bfca62f4c3ab19ff.tar.gz gdb-50980ba351856dff75bb0743bfca62f4c3ab19ff.tar.bz2 | |
RISC-V: Add --[no-]relax-gp to ld
--relax enables all relaxations. --no-relax-gp disables GP relaxation to
allow measuring its effect.
The option can test effectiveness of GP relaxation and support some ABI
variants that use GP for other purposes.
Link: https://github.com/riscv-non-isa/riscv-elf-psabi-doc/issues/298
bfd/
* elfnn-riscv.c (struct riscv_elf_link_hash_table): Add params.
(riscv_elfNN_set_options): New.
(riscv_info_to_howto_rela): Check relax_gp.
(_bfd_riscv_relax_section): Likewise.
* elfxx-riscv.h (struct riscv_elf_params): New.
(riscv_elf32_set_options): New.
(riscv_elf64_set_options): New.
ld/
* emultempl/riscvelf.em: Add option parsing.
* testsuite/ld-riscv-elf/code-model-relax-medlow-01-norelaxgp.d: New.
* testsuite/ld-riscv-elf/pcgp-relax-01-norelaxgp.d: New.
* testsuite/ld-riscv-elf/pcgp-relax-02.d: Test --relax --relax-gp can be
used together.
Diffstat (limited to 'ld/ChangeLog')
| -rw-r--r-- | ld/ChangeLog | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index de9ed27..9f4ad7c 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,11 @@ +2023-02-23 Fangrui Song <i@maskray.me> + + * emultempl/riscvelf.em: Add option parsing. + * testsuite/ld-riscv-elf/code-model-relax-medlow-01-norelaxgp.d: New. + * testsuite/ld-riscv-elf/pcgp-relax-01-norelaxgp.d: New. + * testsuite/ld-riscv-elf/pcgp-relax-02.d: Test --relax --relax-gp can be + used together. + 2023-02-20 Nick Clifton <nickc@redhat.com> PR 30004 |