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| author | Khem Raj <raj.khem@gmail.com> | 2010-06-29 07:57:23 -0700 |
|---|---|---|
| committer | Khem Raj <raj.khem@gmail.com> | 2010-06-29 07:57:23 -0700 |
| commit | 38830bf257298bec1291ef4d09ebcc1dbf92eae0 (patch) | |
| tree | 556bf48dc7ece83f9ecbb872b3d1c3e5650bd25b /libpthread/nptl/sysdeps/unix/sysv | |
| parent | b87e4a4826b3508b759172d81b5b236e507f88d2 (diff) | |
| download | uClibc-alpine-38830bf257298bec1291ef4d09ebcc1dbf92eae0.tar.bz2 uClibc-alpine-38830bf257298bec1291ef4d09ebcc1dbf92eae0.tar.xz | |
arm/nptl: Use the old C version of _Unwind_Resume in thumb mode.
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Diffstat (limited to 'libpthread/nptl/sysdeps/unix/sysv')
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c | 13 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c | 11 |
2 files changed, 23 insertions, 1 deletions
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c index 7e77f18f7..88e120596 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c @@ -86,6 +86,17 @@ __unwind_freeres (void) } } +#ifdef __thumb__ +void +_Unwind_Resume (struct _Unwind_Exception *exc) +{ + if (__builtin_expect (libgcc_s_resume == NULL, 0)) + pthread_cancel_init (); + + libgcc_s_resume (exc); +} + +#else /* It's vitally important that _Unwind_Resume not have a stack frame; the ARM unwinder relies on register state at entrance. So we write this in assembly. */ @@ -133,6 +144,8 @@ __asm__ ( " .size _Unwind_Resume, .-_Unwind_Resume\n" ); +#endif + _Unwind_Reason_Code __gcc_personality_v0 (_Unwind_State state, struct _Unwind_Exception *ue_header, diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c index a1366f37c..e35374d34 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c @@ -48,7 +48,15 @@ init (void) libgcc_s_resume = resume; libgcc_s_personality = personality; } - +#ifdef __thumb__ +void +_Unwind_Resume (struct _Unwind_Exception *exc) +{ + if (__builtin_expect (libgcc_s_resume == NULL, 0)) + init (); + libgcc_s_resume (exc); +} +#else /* It's vitally important that _Unwind_Resume not have a stack frame; the ARM unwinder relies on register state at entrance. So we write this in assembly. */ @@ -95,6 +103,7 @@ __asm__ ( "2: .word libgcc_s_resume(GOTOFF)\n" " .size _Unwind_Resume, .-_Unwind_Resume\n" ); +#endif _Unwind_Reason_Code __gcc_personality_v0 (_Unwind_State state, |