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runtime: Tweak __go_can_recover for SPARC.
[pf3gnuchains/gcc-fork.git]
/
libgo
/
runtime
/
go-recover.c
diff --git
a/libgo/runtime/go-recover.c
b/libgo/runtime/go-recover.c
index
7101d51
..
d6403e0
100644
(file)
--- a/
libgo/runtime/go-recover.c
+++ b/
libgo/runtime/go-recover.c
@@
-43,6
+43,14
@@
__go_can_recover (const void* retaddr)
such as an instruction to adjust the stack pointer. */
ret = (const char *) retaddr;
such as an instruction to adjust the stack pointer. */
ret = (const char *) retaddr;
+
+#ifdef __sparc__
+ /* On SPARC the address we get, from __builtin_return_address, is
+ the address of the call instruction. Adjust forward, also
+ skipping the delayed instruction following the call. */
+ ret += 8;
+#endif
+
dret = (const char *) d->__retaddr;
return ret <= dret && ret + 16 >= dret;
}
dret = (const char *) d->__retaddr;
return ret <= dret && ret + 16 >= dret;
}