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| author | Xi Ruoyao <xry111@xry111.site> | 2024-06-30 15:18:23 +0800 |
|---|---|---|
| committer | liuzhensong <liuzhensong@loongson.cn> | 2024-07-05 12:11:11 +0800 |
| commit | 17cae6980b15b96570908cebba29a04ab5e8ea41 (patch) | |
| tree | f2f6e29f694a26c09d9dae057689cc7af91f9c96 /ld | |
| parent | 41ef0bff2033bb7b30a2792417aa946503492ce0 (diff) | |
| download | gdb-17cae6980b15b96570908cebba29a04ab5e8ea41.zip gdb-17cae6980b15b96570908cebba29a04ab5e8ea41.tar.gz gdb-17cae6980b15b96570908cebba29a04ab5e8ea41.tar.bz2 | |
LoongArch: Make protected function symbols local for -shared
On LoongArch there is no reason to treat STV_PROTECTED STT_FUNC symbols
as preemptible. See the comment above LARCH_REF_LOCAL for detailed
explanation.
Signed-off-by: Xi Ruoyao <xry111@xry111.site>
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/testsuite/ld-loongarch-elf/ifunc-reloc.d | 2 | ||||
| -rw-r--r-- | ld/testsuite/ld-loongarch-elf/ld-loongarch-elf.exp | 1 | ||||
| -rw-r--r-- | ld/testsuite/ld-loongarch-elf/protected-func.d | 6 | ||||
| -rw-r--r-- | ld/testsuite/ld-loongarch-elf/protected-func.s | 17 |
4 files changed, 25 insertions, 1 deletions
diff --git a/ld/testsuite/ld-loongarch-elf/ifunc-reloc.d b/ld/testsuite/ld-loongarch-elf/ifunc-reloc.d index cb59287..968e756 100644 --- a/ld/testsuite/ld-loongarch-elf/ifunc-reloc.d +++ b/ld/testsuite/ld-loongarch-elf/ifunc-reloc.d @@ -8,6 +8,7 @@ .* R_LARCH_IRELATIVE .* .* R_LARCH_IRELATIVE .* .* R_LARCH_IRELATIVE .* +.* R_LARCH_IRELATIVE .* #... .*'\.rela\.plt'.* #... @@ -16,4 +17,3 @@ .* R_LARCH_JUMP_SLOT .* .* R_LARCH_JUMP_SLOT .* .* R_LARCH_JUMP_SLOT .* -.* R_LARCH_JUMP_SLOT .* diff --git a/ld/testsuite/ld-loongarch-elf/ld-loongarch-elf.exp b/ld/testsuite/ld-loongarch-elf/ld-loongarch-elf.exp index 6cff117..9a668fb 100644 --- a/ld/testsuite/ld-loongarch-elf/ld-loongarch-elf.exp +++ b/ld/testsuite/ld-loongarch-elf/ld-loongarch-elf.exp @@ -134,6 +134,7 @@ if [istarget "loongarch64-*-*"] { run_dump_test "reloc_abs_with_shared" run_dump_test "r_larch_32_elf64" run_dump_test "ifunc-reloc" + run_dump_test "protected-func" } if [check_pie_support] { diff --git a/ld/testsuite/ld-loongarch-elf/protected-func.d b/ld/testsuite/ld-loongarch-elf/protected-func.d new file mode 100644 index 0000000..501c7cb --- /dev/null +++ b/ld/testsuite/ld-loongarch-elf/protected-func.d @@ -0,0 +1,6 @@ +#ld: -shared +#readelf: -Wr + +#... +.* R_LARCH_RELATIVE .* +.* R_LARCH_RELATIVE .* diff --git a/ld/testsuite/ld-loongarch-elf/protected-func.s b/ld/testsuite/ld-loongarch-elf/protected-func.s new file mode 100644 index 0000000..8f28f92 --- /dev/null +++ b/ld/testsuite/ld-loongarch-elf/protected-func.s @@ -0,0 +1,17 @@ +# protected function should be non-preemptible and relocated with +# R_LARCH_RELATIVE in shared library, for both GOT and pointer data + +.globl x +.protected x +.type x, @function +x: + ret + +.globl _start +_start: + la.got $a0, x + ret + +.data +p: + .quad x |