From ddeb1eee5c95a5f772ed224ad9b33effa2c8453d Mon Sep 17 00:00:00 2001
From: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Date: May 29 2019 21:50:24 +0000
Subject: Add support for powerpc*


Use POWER's timebase register to collect timing data for the simulator
via glibc's __ppc_get_timebase().

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>

---

diff --git a/trace_run.c b/trace_run.c
index 63c5f55..4ef16c3 100644
--- a/trace_run.c
+++ b/trace_run.c
@@ -15,6 +15,36 @@
 #include "malloc.h"
 #include "mtrace.h"
 
+#ifdef __PPC__
+#include <sys/platform/ppc.h>
+
+#define ticks_t uint64_t
+/* Setting quick_run to 1 allows the simulator to model
+   only the allocation and deallocation accounting via
+   atomic_rss. The actual allocations are skipped.  This
+   mode is useful to verify the workload file.  */
+#define quick_run 0
+/* Setting record_memory_logs to 1 allows the simulator
+   to record real RSS, VM size, and ideal RSS into 3
+   log files for later analysis.  */
+#define record_memory_logs 1
+
+#if record_memory_logs
+FILE *vmsize_file;
+FILE *vmrss_file;
+FILE *ideal_rss_file;
+#endif
+
+static __inline__ ticks_t rdtsc_s(void)
+{
+  return __ppc_get_timebase();
+}
+
+#define rdtsc_e rdtsc_s
+
+#else
+
+
 #if UINTPTR_MAX == 0xffffffffffffffff
 
 #define ticks_t int64_t
@@ -72,6 +102,8 @@ static __inline__ ticks_t rdtsc_e(void)
 
 #endif
 
+#endif
+
 static ticks_t diff_timeval (struct timeval e, struct timeval s)
 {
   ticks_t usec;