diff options
Diffstat (limited to 'elf')
| -rw-r--r-- | elf/Makefile | 8 | ||||
| -rw-r--r-- | elf/dl-close.c | 5 | ||||
| -rw-r--r-- | elf/tls-macros.h | 69 | ||||
| -rw-r--r-- | elf/tst-array4.c | 18 | ||||
| -rw-r--r-- | elf/tst-array4.exp | 19 |
5 files changed, 115 insertions, 4 deletions
diff --git a/elf/Makefile b/elf/Makefile index c6320d8..09ea948 100644 --- a/elf/Makefile +++ b/elf/Makefile @@ -121,7 +121,7 @@ endif tests = tst-tls1 tst-tls2 tst-tls9 ifeq (yes,$(have-initfini-array)) -tests += tst-array1 tst-array2 tst-array3 +tests += tst-array1 tst-array2 tst-array3 tst-array4 endif ifeq (yes,$(build-static)) tests-static = tst-tls1-static tst-tls2-static @@ -594,6 +594,12 @@ $(objpfx)tst-array3.out: $(objpfx)tst-array3 $(objpfx)tst-array3 > $@ cmp $@ tst-array1.exp > /dev/null +$(objpfx)tst-array4: $(libdl) +$(objpfx)tst-array4.out: $(objpfx)tst-array4 $(objpfx)tst-array2dep.so + $(elf-objpfx)$(rtld-installed-name) \ + --library-path $(rpath-link)$(patsubst %,:%,$(sysdep-library-path)) \ + $< > $@ + cmp $@ tst-array4.exp > /dev/null check-textrel-CFLAGS = -O $(objpfx)check-textrel: check-textrel.c diff --git a/elf/dl-close.c b/elf/dl-close.c index cdebc73..1d4a8c3 100644 --- a/elf/dl-close.c +++ b/elf/dl-close.c @@ -238,10 +238,9 @@ _dl_close (void *_map) + imap->l_info[DT_FINI_ARRAY]->d_un.d_ptr); unsigned int sz = (imap->l_info[DT_FINI_ARRAYSZ]->d_un.d_val / sizeof (ElfW(Addr))); - unsigned int cnt; - for (cnt = 0; cnt < sz; ++cnt) - ((fini_t) (imap->l_addr + array[cnt])) (); + while (sz-- > 0) + ((fini_t) array[sz]) (); } /* Next try the old-style destructor. */ diff --git a/elf/tls-macros.h b/elf/tls-macros.h index 046a7d4..2de4b1a 100644 --- a/elf/tls-macros.h +++ b/elf/tls-macros.h @@ -298,6 +298,75 @@ register void *__gp __asm__("$29"); : "=r" (__l) : : "loc0", __TLS_CALL_CLOBBERS); \ __l; }) +#elif defined __sparc__ && !defined __arch64__ + +# define TLS_LE(x) \ + ({ int *__l; \ + asm ("sethi %%tle_hix22(" #x "), %0" : "=r" (__l)); \ + asm ("xor %1, %%tle_lox10(" #x "), %0" : "=r" (__l) : "r" (__l)); \ + asm ("add %%g7, %1, %0" : "=r" (__l) : "r" (__l)); \ + __l; }) + +# ifdef __PIC__ +# define TLS_LOAD_PIC \ + ({ register long pc __asm__ ("%o7"); \ + long got; \ + asm ("sethi %%hi(_GLOBAL_OFFSET_TABLE_-4), %1\n\t" \ + "call .+8\n\t" \ + "add %1, %%lo(_GLOBAL_OFFSET_TABLE_+4), %1\n\t" \ + "add %1, %0, %1\n\t" \ + : "=r" (pc), "=r" (got)); \ + got; }) +# else +# define TLS_LOAD_PIC \ + ({ long got; \ + asm (".hidden _GLOBAL_OFFSET_TABLE_\n\t" \ + "sethi %%hi(_GLOBAL_OFFSET_TABLE_), %0\n\t" \ + "or %0, %%lo(_GLOBAL_OFFSET_TABLE_), %0" \ + : "=r" (got)); \ + got; }) +# endif + +# define TLS_IE(x) \ + ({ int *__l; \ + asm ("sethi %%tie_hi22(" #x "), %0" : "=r" (__l)); \ + asm ("add %1, %%tie_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \ + asm ("ld [%1 + %2], %0, %%tie_ld(" #x ")" \ + : "=r" (__l) : "r" (TLS_LOAD_PIC), "r" (__l)); \ + asm ("add %%g7, %1, %0, %%tie_add(" #x ")" : "=r" (__l) : "r" (__l)); \ + __l; }) + +# define TLS_LD(x) \ + ({ int *__l; register void *__o0 asm ("%o0"); \ + long __o; \ + asm ("sethi %%tldm_hi22(" #x "), %0" : "=r" (__l)); \ + asm ("add %1, %%tldm_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \ + asm ("add %1, %2, %0, %%tldm_add(" #x ")" \ + : "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l)); \ + asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t" \ + " nop" \ + : "=r" (__o0) : "0" (__o0) \ + : "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4", \ + "o5", "o7"); \ + asm ("sethi %%tldo_hix22(" #x "), %0" : "=r" (__o)); \ + asm ("xor %1, %%tldo_lox10(" #x "), %0" : "=r" (__o) : "r" (__o)); \ + asm ("add %1, %2, %0, %%tldo_add(" #x ")" : "=r" (__l) \ + : "r" (__o0), "r" (__o)); \ + __l; }) + +# define TLS_GD(x) \ + ({ int *__l; register void *__o0 asm ("%o0"); \ + asm ("sethi %%tgd_hi22(" #x "), %0" : "=r" (__l)); \ + asm ("add %1, %%tgd_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \ + asm ("add %1, %2, %0, %%tgd_add(" #x ")" \ + : "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l)); \ + asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t" \ + " nop" \ + : "=r" (__o0) : "0" (__o0) \ + : "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4", \ + "o5", "o7"); \ + __o0; }) + #else # error "No support for this architecture so far." #endif diff --git a/elf/tst-array4.c b/elf/tst-array4.c new file mode 100644 index 0000000..ac3d4eb --- /dev/null +++ b/elf/tst-array4.c @@ -0,0 +1,18 @@ +#include <dlfcn.h> + +#define main array1_main +#include "tst-array1.c" +#undef main + +int +main (void) +{ + void *handle = dlopen ("tst-array2dep.so", RTLD_LAZY); + + array1_main (); + + if (handle != NULL) + dlclose (handle); + + return 0; +} diff --git a/elf/tst-array4.exp b/elf/tst-array4.exp new file mode 100644 index 0000000..560444d --- /dev/null +++ b/elf/tst-array4.exp @@ -0,0 +1,19 @@ +preinit array 0 +preinit array 1 +preinit array 2 +init +init array 0 +init array 1 +init array 2 +DSO init +DSO init array 0 +DSO init array 1 +DSO init array 2 +DSO fini array 2 +DSO fini array 1 +DSO fini array 0 +DSO fini +fini array 2 +fini array 1 +fini array 0 +fini |