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| author | Igor Pashev <pashev.igor@gmail.com> | 2014-05-21 00:03:51 +0400 |
|---|---|---|
| committer | Igor Pashev <pashev.igor@gmail.com> | 2014-05-21 00:03:51 +0400 |
| commit | c451f119503eaccbb91787ef2f163a7438cad4fe (patch) | |
| tree | 9d44559ddd8c9031686600fec757c470aafe4d17 | |
| parent | c5b1b00cfe45da16a3d92a540414f5820cf9f0dc (diff) | |
| download | mono-c451f119503eaccbb91787ef2f163a7438cad4fe.tar.gz | |
Support detecting stack boundaries on illumos
| -rw-r--r-- | mono/metadata/sgen-gc.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/mono/metadata/sgen-gc.c b/mono/metadata/sgen-gc.c index 12e8ce69a4..cb4665d30c 100644 --- a/mono/metadata/sgen-gc.c +++ b/mono/metadata/sgen-gc.c @@ -4143,6 +4143,30 @@ sgen_thread_register (SgenThreadInfo* info, void *addr) info->stack_start_limit = staddr; info->stack_end = staddr + stsize; } +#elif (defined(__sun__) || defined(__illumos_kernel__)) +#include <thread.h> +#include <errno.h> + { + int rc; + stack_t s; + + do { + rc = thr_stksegment(&s); + } while (rc != 0 && errno == EAGAIN); + + info->stack_end = s.ss_sp; + + // Is stack "unlimited" ? + if (s.ss_size == RLIM_INFINITY) + { + // XXX Lower stack boundary + info->stack_start_limit = (void*)0xFFFF800000000000L; + } + else + { + info->stack_start_limit = (void*)((intptr_t)s.ss_sp - (intptr_t)s.ss_size); + } + } #else { /* FIXME: we assume the stack grows down */ |