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stack address functions for macOS

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This commit is contained in:
Ralf Jung 2018-08-30 09:04:57 +02:00
parent 0db1c6a1b0
commit b4ebe72b1b
1 changed files with 7 additions and 2 deletions
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9
src/fn_call.rs
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@ -544,16 +544,21 @@ impl<'a, 'mir, 'tcx: 'mir + 'a> EvalContextExt<'tcx, 'mir> for EvalContext<'a, '
// Determining stack base address
"pthread_attr_init" | "pthread_attr_destroy" | "pthread_attr_get_np" |
"pthread_getattr_np" | "pthread_self" => {
"pthread_getattr_np" | "pthread_self" | "pthread_get_stacksize_np" => {
self.write_null(dest)?;
}
"pthread_attr_getstack" => {
// second argument is where we are supposed to write the stack size
let ptr = self.ref_to_mplace(self.read_value(args[1])?)?;
self.write_scalar(Scalar::from_int(0x80000, args[1].layout.size), ptr.into())?;
let stackaddr = Scalar::from_int(0x80000, args[1].layout.size); // just any address
self.write_scalar(stackaddr, ptr.into())?;
// return 0
self.write_null(dest)?;
}
"pthread_get_stackaddr_np" => {
let stackaddr = Scalar::from_int(0x80000, dest.layout.size); // just any address
self.write_scalar(stackaddr, dest)?;
}
// Stub out calls for condvar, mutex and rwlock to just return 0
"pthread_mutexattr_init" | "pthread_mutexattr_settype" | "pthread_mutex_init" |