Re: CPUFLAGS for IP32

[Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>]

macallan%NetBSD.org@localhost wrote:

> I've found something odd - I used to build my kernels with - 
> march=mips3 -mabi=32 -mtune=mips3 -pipe, until a few weeks ago that  
> worked just fine but then I got odd panics from gzip when doing tar  
> xzf <whatever>:
> trap: TLB miss ( load or instr. fetch )
> status=0xff03 cause=0x08 vaddr=0x30
> uvm_load
> pipe_write
> dowritefile
> sys_write
> syscall_plain
> mips3_SystemCall
> 
> On a hunch I removed -march and -mtune parameters, rebuilt the kernel  
> and it works fine. Now I'm wondering if there was some messed up .o  
> file or if any of the CPU specific options triggered some compiler bug.

Hmm, I used ~20080806 tree to test mec(4) and today's kernel
still works fine with and without the CPUFLAGS option
(WAPBL is also enabled).

tar zxf sys.tar.gz on softdep also works on a ~20080815 kernel.
---
Izumi Tsutsui