PERFORCE change 30563 for review
Marcel Moolenaar
marcel at FreeBSD.org
Sun May 4 17:07:13 PDT 2003
http://perforce.freebsd.org/chv.cgi?CH=30563
Change 30563 by marcel at marcel_nfs on 2003/05/04 17:06:50
Add two debugging printfs to help diagnose if we
have processes using the high FP. Since IA32
process will use the high FP by definition, this
also comes in handy for debuggin IA32 support.
Affected files ...
.. //depot/projects/ia64_epc/sys/ia64/ia64/trap.c#18 edit
Differences ...
==== //depot/projects/ia64_epc/sys/ia64/ia64/trap.c#18 (text+ko) ====
@@ -534,6 +534,8 @@
pcb = td->td_pcb;
pcpu = pcb->pcb_fpcpu;
+ printf("XXX: td %p: highfp on cpu %p\n", td, pcpu);
+
/*
* The pcpu variable holds the address of the per-CPU
* structure of the CPU currently holding this threads
@@ -577,6 +579,8 @@
thr = PCPU_GET(fpcurthread);
+ printf("XXX: cpu %p: highfp belongs to td %p\n", pcpu, thr);
+
/*
* The thr variable holds the thread that owns the high FP
* registers currently on this CPU. Free this CPU so that
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