verif/diag/assembly/exu/exu_irf_local_n2.s

/*
* ========== Copyright Header Begin ==========================================
*
* OpenSPARC T2 Processor File: exu_irf_local_n2.s
* Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
* 4150 Network Circle, Santa Clara, California 95054, U.S.A.
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*
* For the avoidance of doubt, and except that if any non-GPL license
* choice is available it will apply instead, Sun elects to use only
* the General Public License version 2 (GPLv2) at this time for any
* software where a choice of GPL license versions is made
* available with the language indicating that GPLv2 or any later version
* may be used, or where a choice of which version of the GPL is applied is
* otherwise unspecified.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*
* ========== Copyright Header End ============================================
*/
#define NUM_WINDOWS     8
#define NUM_PATTERNS    35

#define  MAIN_PAGE_HV_ALSO
#define  MAIN_PAGE_NUCLEUS_ALSO
#include "hboot.s"

.global main
main:
th_fork(th_main,%l0)            ! start up to four threads.
        ! No need to run more than one core.
        ! All threads do the same thing, except for this one bit of setup...
th_main_0:
th_main_1:
th_main_2:
th_main_3:

        ! the code has already been through the boot code, so we know the registers
        ! are not too badly broken


        ta      T_CHANGE_PRIV
        wrpr    %g0,0,%gl           ! GL=0, just to be sure
        wrpr    %g0,0,%cwp          ! CWP = 0  for register window test next..
        wrpr    %g0,0,%wstate
        ta      T_CHANGE_NONPRIV

        !************************************
        ! Locals (%i,%l,%o), trap level 0
        !************************************
        setx    lz,%l0,%g1
        add     %g0,0,%g4
locals_wins_loop:
        ! for %cwp=0 to 7, check %r8-%r31. For %i and %o, check them with half
        ! the data, but do use both names so that  problems in the ACTIVE
        ! buffer would be seen.
        setx    pattern_start,%l0,%g2
        add     %g0,NUM_PATTERNS,%g3
loop_locals:
        ldx     [%g2],%i0
        mova    %icc,%i0,%i1
        mova    %icc,%i1,%i2
        mova    %icc,%i2,%i3
        mova    %icc,%i3,%i4
        mova    %icc,%i4,%i5
        mova    %icc,%i5,%i6
        mova    %icc,%i6,%i7

        mova    %icc,%i0,%l0
        mova    %icc,%l0,%l1
        mova    %icc,%l1,%l2
        mova    %icc,%l2,%l3
        mova    %icc,%l3,%l4
        mova    %icc,%l4,%l5
        mova    %icc,%l5,%l6
        mova    %icc,%l6,%l7

        xor     %i0,0x1fff,%o0
        xor     %i1,0x1fff,%o1
        xor     %i2,0x1fff,%o2
        xor     %i3,0x1fff,%o3
        xor     %i4,0x1fff,%o4
        xor     %i5,0x1fff,%o5
        xor     %i6,0x1fff,%o6
        xor     %i7,0x1fff,%o7

        xor     %l0,0x1fff,%l0
        xor     %l1,0x1fff,%l1
        xor     %l2,0x1fff,%l2
        xor     %l3,0x1fff,%l3
        xor     %l4,0x1fff,%l4
        xor     %l5,0x1fff,%l5
        xor     %l6,0x1fff,%l6
        xor     %l7,0x1fff,%l7

        sub     %g3,1,%g3
        brgz    %g3,loop_locals     ! next data pattern
        add     %g2,8,%g2

        ! next register window
        add     %g4,1,%g4
        ta      T_CHANGE_PRIV
        wrpr    %g4,0,%cwp
        ta      T_CHANGE_NONPRIV
        subcc   %g4,NUM_WINDOWS,%g0
        bneg    locals_wins_loop
        nop

good_end:
        ta      T_GOOD_TRAP
        nop
        nop

bad_end:
        ta      T_BAD_TRAP
        nop
        nop

!==========================
.data
.align 0x1fff+1

pattern_start:
        .word   0xaaaaaaaa, 0xaaaaaaaa
        .word   0x00000000, 0x00000000
        .word   0xffffffff, 0x00000001
        .word   0x7fffffff, 0x00000002
        .word   0xfffffffe, 0x00000004
        .word   0xbfffffff, 0x00000008
        .word   0xfffffffd, 0x00000010
        .word   0xdfffffff, 0x00000020
        .word   0xfffffffb, 0x00000040
        .word   0xefffffff, 0x00000080
        .word   0xfffffff7, 0x00000100
        .word   0xf7ffffff, 0x00000200
        .word   0xffffffef, 0x00000400
        .word   0xfbffffff, 0x00000800
        .word   0xffffffdf, 0x00001000
        .word   0xfdffffff, 0x00002000
        .word   0xffffffbf, 0x00004000
        .word   0xfeffffff, 0x00008000
        .word   0xffffff7f, 0x00010000
        .word   0xff7fffff, 0x00020000
        .word   0xfffffeff, 0x00040000
        .word   0xffbfffff, 0x00080000
        .word   0xfffffdff, 0x00100000
        .word   0xffdfffff, 0x00200000
        .word   0xfffffbff, 0x00400000
        .word   0xffefffff, 0x00800000
        .word   0xfffff7ff, 0x01000000
        .word   0xfff7ffff, 0x02000000
        .word   0xffffefff, 0x04000000
        .word   0xfffbffff, 0x08000000
        .word   0xffffdfff, 0x10000000
        .word   0xfffdffff, 0x20000000
        .word   0xffffbfff, 0x40000000
        .word   0xfffeffff, 0x80000000
        .word   0xffff7fff, 0x00000000

lz:     .space 256,0            ! storage area


.end