| gnulib-arch = $(elf-objpfx)libgcc-stubs.a |
| static-gnulib-arch = $(elf-objpfx)libgcc-stubs.a |
| |
| # All supported build tools support TLS descriptors, but the OS may not. |
| ifndef have-arm-tls-desc |
| have-arm-tls-desc = yes |
| endif |
| |
| ifeq ($(subdir),elf) |
| sysdep-dl-routines += tlsdesc dl-tlsdesc |
| sysdep_routines += aeabi_unwind_cpp_pr1 find_exidx |
| sysdep-rtld-routines += aeabi_unwind_cpp_pr1 |
| shared-only-routines += aeabi_unwind_cpp_pr1 |
| |
| $(objpfx)libgcc-stubs.a: $(objpfx)aeabi_unwind_cpp_pr1.os |
| $(build-extra-lib) |
| |
| lib-noranlib: $(objpfx)libgcc-stubs.a |
| |
| ifeq ($(build-shared),yes) |
| ifeq ($(have-arm-tls-desc),yes) |
| tests += tst-armtlsdescloc tst-armtlsdescextnow tst-armtlsdescextlazy |
| modules-names += tst-armtlsdesclocmod |
| modules-names += tst-armtlsdescextlazymod tst-armtlsdescextnowmod |
| CPPFLAGS-tst-armtlsdescextnowmod.c += -Dstatic= |
| CPPFLAGS-tst-armtlsdescextlazymod.c += -Dstatic= |
| CFLAGS-tst-armtlsdesclocmod.c += -mtls-dialect=gnu2 |
| CFLAGS-tst-armtlsdescextnowmod.c += -mtls-dialect=gnu2 |
| CFLAGS-tst-armtlsdescextlazymod.c += -mtls-dialect=gnu2 |
| LDFLAGS-tst-armtlsdescextnowmod.so += -Wl,-z,now |
| tst-armtlsdescloc-ENV = LD_BIND_NOW=1 |
| tst-armtlsdescextnow-ENV = LD_BIND_NOW=1 |
| tst-armtlsdescextlazy-ENV = LD_BIND_NOW=1 |
| $(objpfx)tst-armtlsdescloc: $(objpfx)tst-armtlsdesclocmod.so |
| $(objpfx)tst-armtlsdescextnow: $(objpfx)tst-armtlsdescextnowmod.so |
| $(objpfx)tst-armtlsdescextlazy: $(objpfx)tst-armtlsdescextlazymod.so |
| endif |
| endif |
| endif |
| |
| ifeq ($(subdir),csu) |
| # get offset to rtld_global._dl_hwcap |
| gen-as-const-headers += rtld-global-offsets.sym tlsdesc.sym |
| aeabi_constants = aeabi_lcsts aeabi_sighandlers aeabi_math |
| aeabi_routines = aeabi_assert aeabi_localeconv aeabi_errno_addr \ |
| aeabi_mb_cur_max aeabi_atexit aeabi_memclr aeabi_memcpy \ |
| aeabi_memmove aeabi_memset \ |
| aeabi_read_tp libc-aeabi_read_tp |
| |
| sysdep_routines += $(aeabi_constants) $(aeabi_routines) |
| static-only-routines += $(aeabi_constants) aeabi_read_tp |
| shared-only-routines += libc-aeabi_read_tp |
| |
| # In order for unwinding to fail when it falls out of main, we need a |
| # cantunwind marker. There's one in start.S. To make sure we reach it, add |
| # unwind tables for __libc_start_main. |
| CFLAGS-libc-start.c += -fexceptions |
| |
| sysdep_routines += arm-unwind-resume |
| shared-only-routines += arm-unwind-resume |
| endif |
| |
| ifeq ($(subdir),gmon) |
| sysdep_routines += arm-mcount |
| endif |
| |
| ifeq ($(subdir),debug) |
| CFLAGS-backtrace.c += -funwind-tables |
| endif |
| |
| ifeq ($(subdir),rt) |
| librt-sysdep_routines += rt-aeabi_unwind_cpp_pr1 rt-arm-unwind-resume |
| librt-shared-only-routines += rt-aeabi_unwind_cpp_pr1 rt-arm-unwind-resume |
| endif |
| |
| ifeq ($(subdir),nptl) |
| libpthread-sysdep_routines += pt-arm-unwind-resume |
| libpthread-shared-only-routines += pt-arm-unwind-resume |
| endif |