Changeset 21184e3 for libcfa/src/bits

Timestamp:

Nov 18, 2019, 11:11:24 AM (5 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

57c764c, 7768b8d

Parents:

6559a9d

Message:

Added Thread-Local random number generator to kernel which will be needed for the ready-queue

File:

• libcfa/src/bits/defs.hfa (modified) (1 diff)

libcfa/src/bits/defs.hfa

@@ -47 +47 @@
 #define OPTIONAL_THREAD __attribute__((weak))
 #endif
+
+static inline long long rdtscl(void) {
+    unsigned int lo, hi;
+    __asm__ __volatile__ ("rdtsc" : "=a"(lo), "=d"(hi));
+    return ( (unsigned long long)lo)|( ((unsigned long long)hi)<<32 );
+}