diff options
| author | Roland McGrath <roland@hack.frob.com> | 2014-06-26 15:08:29 -0700 |
|---|---|---|
| committer | Roland McGrath <roland@hack.frob.com> | 2014-06-26 15:08:29 -0700 |
| commit | 3cb4de474155c315003746f3de9c408b824abc5e (patch) | |
| tree | 97ab77bdad076daa6d95670b9cb9ed077670de23 /sysdeps/arm | |
| parent | 354426bb34a7dba084cd1dbef46db0994c48988f (diff) | |
| download | glibc-3cb4de474155c315003746f3de9c408b824abc5e.tar.gz glibc-3cb4de474155c315003746f3de9c408b824abc5e.tar.xz glibc-3cb4de474155c315003746f3de9c408b824abc5e.zip | |
ARM: Move more aeabi routine magic out of Linux-specific directories
Diffstat (limited to 'sysdeps/arm')
| -rw-r--r-- | sysdeps/arm/Makefile | 18 | ||||
| -rw-r--r-- | sysdeps/arm/libc-aeabi_read_tp.S | 1 | ||||
| -rw-r--r-- | sysdeps/arm/nptl-aeabi_unwind_cpp_pr1.c | 1 | ||||
| -rw-r--r-- | sysdeps/arm/nptl/Makefile | 13 | ||||
| -rw-r--r-- | sysdeps/arm/rt-aeabi_unwind_cpp_pr1.c | 1 |
5 files changed, 31 insertions, 3 deletions
diff --git a/sysdeps/arm/Makefile b/sysdeps/arm/Makefile index a1380487b1..db60a17671 100644 --- a/sysdeps/arm/Makefile +++ b/sysdeps/arm/Makefile @@ -38,11 +38,18 @@ ifeq ($(subdir),csu) 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_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) +static-only-routines += $(aeabi_constants) aeabi_read_tp +shared-only-routines += libc-aeabi_read_tp + +# In order for unwinding to fail when it falls out of main, we need a +# cantunwind marker. There's one in start.S. To make sure we reach it, add +# unwind tables for __libc_start_main. +CFLAGS-libc-start.c += -fexceptions endif ifeq ($(subdir),gmon) @@ -52,3 +59,8 @@ endif ifeq ($(subdir),debug) CFLAGS-backtrace.c += -funwind-tables endif + +ifeq ($(subdir),rt) +librt-sysdep_routines += rt-aeabi_unwind_cpp_pr1 +librt-shared-only-routines += rt-aeabi_unwind_cpp_pr1 +endif diff --git a/sysdeps/arm/libc-aeabi_read_tp.S b/sysdeps/arm/libc-aeabi_read_tp.S new file mode 100644 index 0000000000..6132afc151 --- /dev/null +++ b/sysdeps/arm/libc-aeabi_read_tp.S @@ -0,0 +1 @@ +#include <aeabi_read_tp.S> diff --git a/sysdeps/arm/nptl-aeabi_unwind_cpp_pr1.c b/sysdeps/arm/nptl-aeabi_unwind_cpp_pr1.c new file mode 100644 index 0000000000..7b83522437 --- /dev/null +++ b/sysdeps/arm/nptl-aeabi_unwind_cpp_pr1.c @@ -0,0 +1 @@ +#include <aeabi_unwind_cpp_pr1.c> diff --git a/sysdeps/arm/nptl/Makefile b/sysdeps/arm/nptl/Makefile index 143850e6c8..2c31e76ed2 100644 --- a/sysdeps/arm/nptl/Makefile +++ b/sysdeps/arm/nptl/Makefile @@ -18,3 +18,16 @@ ifeq ($(subdir),csu) gen-as-const-headers += tcb-offsets.sym endif + +ifeq ($(subdir),nptl) +libpthread-sysdep_routines += nptl-aeabi_unwind_cpp_pr1 +libpthread-shared-only-routines += nptl-aeabi_unwind_cpp_pr1 + +# This test relies on compiling part of the binary with EH information, +# part without, and unwinding through. The .ARM.exidx tables have +# start addresses for EH regions, but no end addresses. Every +# region an exception needs to propogate through must have unwind +# information, or a previous function's unwind table may be used +# by mistake. +tests := $(filter-out tst-cleanupx4,$(tests)) +endif diff --git a/sysdeps/arm/rt-aeabi_unwind_cpp_pr1.c b/sysdeps/arm/rt-aeabi_unwind_cpp_pr1.c new file mode 100644 index 0000000000..7b83522437 --- /dev/null +++ b/sysdeps/arm/rt-aeabi_unwind_cpp_pr1.c @@ -0,0 +1 @@ +#include <aeabi_unwind_cpp_pr1.c> |