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| author | Xi Ruoyao <xry111@xry111.site> | 2023-08-27 00:36:50 +0800 |
|---|---|---|
| committer | caiyinyu <caiyinyu@loongson.cn> | 2023-08-29 10:35:38 +0800 |
| commit | aac842d0edbe53a150ab57a4f776cb50294b6388 (patch) | |
| tree | 13120723b85b343d29090a145cb8f0f2c76e8d4c /sysdeps/loongarch/start.S | |
| parent | e757412c3e8a59cd93230414800250b38aeddf6c (diff) | |
| download | glibc-aac842d0edbe53a150ab57a4f776cb50294b6388.tar.gz glibc-aac842d0edbe53a150ab57a4f776cb50294b6388.tar.xz glibc-aac842d0edbe53a150ab57a4f776cb50294b6388.zip | |
LoongArch: Remove support code for old linker in start.S
We are requiring Binutils >= 2.41, so la.pcrel always works here. Signed-off-by: Xi Ruoyao <xry111@xry111.site>
Diffstat (limited to 'sysdeps/loongarch/start.S')
| -rw-r--r-- | sysdeps/loongarch/start.S | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/sysdeps/loongarch/start.S b/sysdeps/loongarch/start.S index e9d82033b7..bf6bfc9ea4 100644 --- a/sysdeps/loongarch/start.S +++ b/sysdeps/loongarch/start.S @@ -60,20 +60,7 @@ ENTRY (ENTRY_POINT) cfi_undefined (1) or a5, a0, zero /* rtld_fini */ -#if ENABLE_STATIC_PIE -/* For static PIE, the GOT cannot be used in _start because the GOT entries are - offsets instead of real addresses before __libc_start_main. - __libc_start_main and/or main may be not local, so we rely on the linker to - produce PLT entries for them. GNU ld >= 2.40 supports this. */ -# define LA la.pcrel -#else -/* Old GNU ld (< 2.40) cannot handle PC relative address against a non-local - function correctly. We deem these old linkers failing to support static PIE - and load the addresses from GOT. */ -# define LA la.got -#endif - - LA a0, t0, main + la.pcrel a0, t0, main REG_L a1, sp, 0 ADDI a2, sp, SZREG @@ -84,9 +71,9 @@ ENTRY (ENTRY_POINT) move a4, zero /* used to be fini */ or a6, sp, zero /* stack_end */ - LA ra, t0, __libc_start_main + la.pcrel ra, t0, __libc_start_main jirl ra, ra, 0 - LA ra, t0, abort + la.pcrel ra, t0, abort jirl ra, ra, 0 END (ENTRY_POINT) |