2012/8/22 Tommi Rantala <[email protected]>: > When compiling with GCC, use the builtin instruction cache flushing > mechanism in all tests where it is needed. > > Quoting GCC docs: ''If the target does not require instruction cache > flushes, __builtin___clear_cache has no effect. Otherwise either > instructions are emitted in-line to clear the instruction cache or a > call to the __clear_cache function in libgcc is made.''.
I installed FreeBSD 9.0 in qemu, and noticed that __builtin___clear_cache() does not seem to be available in the FreeBSD GCC version. I guess we need to either check for the GCC version, or check if __builtin___clear_cache() is available. Anyone else have better ideas? Tommi _______________________________________________ Libunwind-devel mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/libunwind-devel
