diff options
author | jhibbits <jhibbits@FreeBSD.org> | 2015-01-06 03:49:22 +0000 |
---|---|---|
committer | jhibbits <jhibbits@FreeBSD.org> | 2015-01-06 03:49:22 +0000 |
commit | 0c99d3fb5488d53a1b6c9afd134fb9f7066e373a (patch) | |
tree | 7c21271a1bf72c0ee39dacb363ec7ffc246bf08b | |
parent | ab03e992585c9b77bf9147a3eab69b82317ec0c3 (diff) | |
download | FreeBSD-src-0c99d3fb5488d53a1b6c9afd134fb9f7066e373a.zip FreeBSD-src-0c99d3fb5488d53a1b6c9afd134fb9f7066e373a.tar.gz |
Apply r246556 to powerpc:
Avoid use of register variables, which some compilers (e.g. clang)
don't like. It makes the code a little clearer as well.
This allows a clang 3.5 built powerpc world to run (tested in a jail).
MFC after: 1 week
-rw-r--r-- | libexec/rtld-elf/powerpc/reloc.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libexec/rtld-elf/powerpc/reloc.c b/libexec/rtld-elf/powerpc/reloc.c index 8e23daa..1fe9676 100644 --- a/libexec/rtld-elf/powerpc/reloc.c +++ b/libexec/rtld-elf/powerpc/reloc.c @@ -622,8 +622,7 @@ init_pltgot(Obj_Entry *obj) void allocate_initial_tls(Obj_Entry *list) { - register Elf_Addr **tp __asm__("r2"); - Elf_Addr **_tp; + Elf_Addr **tp; /* * Fix the size of the static TLS block by using the maximum @@ -633,22 +632,23 @@ allocate_initial_tls(Obj_Entry *list) tls_static_space = tls_last_offset + tls_last_size + RTLD_STATIC_TLS_EXTRA; - _tp = (Elf_Addr **) ((char *) allocate_tls(list, NULL, TLS_TCB_SIZE, 8) + tp = (Elf_Addr **) ((char *) allocate_tls(list, NULL, TLS_TCB_SIZE, 8) + TLS_TP_OFFSET + TLS_TCB_SIZE); /* * XXX gcc seems to ignore 'tp = _tp;' */ - __asm __volatile("mr %0,%1" : "=r"(tp) : "r"(_tp)); + __asm __volatile("mr 2,%0" :: "r"(tp)); } void* __tls_get_addr(tls_index* ti) { - register Elf_Addr **tp __asm__("r2"); + register Elf_Addr **tp; char *p; + __asm __volatile("mr %0,2" : "=r"(tp)); p = tls_get_addr_common((Elf_Addr**)((Elf_Addr)tp - TLS_TP_OFFSET - TLS_TCB_SIZE), ti->ti_module, ti->ti_offset); |