Package: ioapps
Version: 1.4r2-3
Severity: important
Tags: patch
User: [email protected]
Usertags: powerpcspe
Hi,
since ioapps uses the rdtsc assembler instruction it fails to build from source
on all architectures except I*tel.
Attaching a patch that fixes the issue on powerpc.
Roland
-- System Information:
Debian Release: 7.0
APT prefers unreleased
APT policy: (500, 'unreleased'), (500, 'unstable')
Architecture: powerpcspe (ppc)
Kernel: Linux 3.9.0-dirty (SMP w/2 CPU cores)
Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
--- ioapps-1.4r2.orig/replicate.c
+++ ioapps-1.4r2/replicate.c
@@ -67,7 +67,27 @@ unsigned long long clock_rate = 0;
struct timeval start_time;
+#ifdef __powerpc__
+static inline unsigned long long rdtsc(void)
+{
+ unsigned long long int result;
+ unsigned long int upper, lower, tmp;
+ __asm__ volatile(
+ "0: \n"
+ "\tmftbu %0 \n"
+ "\tmftb %1 \n"
+ "\tmftbu %2 \n"
+ "\tcmpw %2,%0 \n"
+ "\tbne 0b \n"
+ : "=r"(upper), "=r"(lower), "=r"(tmp)
+ );
+ result = upper;
+ result = result << 32;
+ result = result | lower;
+ return result;
+}
+#else
static inline unsigned long long int rdtsc(void) {
unsigned a, d;
@@ -75,6 +95,7 @@ static inline unsigned long long int rdt
return ((unsigned long long)a) | (((unsigned long long)d) << 32);;
}
+#endif
unsigned long long get_clock_rate() {
unsigned long long x1;
