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author | Bruno Haible <bruno@clisp.org> | 2022-01-07 19:11:25 +0100 |
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committer | Bruno Haible <bruno@clisp.org> | 2022-01-07 19:11:25 +0100 |
commit | cfaebd1eaf093e481dddbc5c57d3fc76135d136b (patch) | |
tree | 08498bffb03084433a63ca8eb96fecb550b25860 /lib | |
parent | 035ce56a3353b00d34dbbb338580ff25fb7ef767 (diff) | |
download | gnulib-cfaebd1eaf093e481dddbc5c57d3fc76135d136b.tar.gz |
sigsegv: Improve support for Linux/LoongArch64.
* lib/sigsegv.c (SIGSEGV_FAULT_STACKPOINTER): Add special case for
Linux/LoongArch.
Diffstat (limited to 'lib')
-rw-r--r-- | lib/sigsegv.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/sigsegv.c b/lib/sigsegv.c index ef00f61393..da70ffa5fd 100644 --- a/lib/sigsegv.c +++ b/lib/sigsegv.c @@ -168,6 +168,15 @@ int libsigsegv_version = LIBSIGSEGV_VERSION; because $bsp and $bspstore never differ by more than ca. 1 KB. */ # define SIGSEGV_FAULT_BSP_POINTER ((ucontext_t *) ucp)->uc_mcontext.sc_ar_bsp +# elif defined __loongarch__ + +/* See <sys/ucontext.h>. + Note that the 'mcontext_t' defined in <sys/ucontext.h> + and the 'struct sigcontext' defined in <bits/sigcontext.h> + (see also <asm/sigcontext.h>) are effectively the same. */ + +# define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.__gregs[3] + # elif defined __m68k__ /* See glibc/sysdeps/unix/sysv/linux/m68k/sys/ucontext.h |