OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [frv/] [mqcpxiu.cgs] - Rev 816

Go to most recent revision | Compare with Previous | Blame | View Log

# frv testcase for mqcpxiu $GRi,$GRj,$GRk
# mach: all

        .include "testutils.inc"

        start

        .global mqcpxiu
mqcpxiu:
        set_fr_iimmed   4,2,fr8         ; multiply small numbers
        set_fr_iimmed   3,5,fr10
        set_fr_iimmed   1,2,fr9         ; multiply by 1
        set_fr_iimmed   1,3,fr11
        mqcpxiu         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_immed  26,acc0
        test_accg_immed         0,accg1
        test_acc_immed  5,acc1

        set_fr_iimmed   0,2,fr8         ; multiply by 0
        set_fr_iimmed   0,2,fr10
        set_fr_iimmed   0x3fff,1,fr9    ; 15 bit result
        set_fr_iimmed   0x0001,2,fr11
        mqcpxiu         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_immed  0,acc0
        test_accg_immed         0,accg1
        test_acc_limmed 0x0000,0x7fff,acc1

        set_fr_iimmed   0x4000,1,fr8    ; 16 bit result
        set_fr_iimmed   0x0001,2,fr10
        set_fr_iimmed   0x4000,1,fr9    ; 17 bit result
        set_fr_iimmed   0x0001,4,fr11
        mqcpxiu         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_limmed 0x0000,0x8001,acc0
        test_accg_immed         0,accg1
        test_acc_immed  0x0010001,acc1

        set_fr_iimmed   0x7fff,0x0000,fr8       ; max positive result
        set_fr_iimmed   0x7fff,0x7fff,fr10
        set_fr_iimmed   0x8000,0x8000,fr9       ; max positive result
        set_fr_iimmed   0x0000,0x8000,fr11
        mqcpxiu         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_immed  0x3fff0001,acc0
        test_accg_immed         0,accg1
        test_acc_limmed 0x4000,0x0000,acc1

        set_fr_iimmed   0xffff,0x0000,fr8       ; max positive result
        set_fr_iimmed   0xffff,0xffff,fr10
        set_fr_iimmed   0xffff,0xffff,fr9       ; max positive result
        set_fr_iimmed   0xffff,0xffff,fr11
        mqcpxiu         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_limmed 0xfffe,0x0001,acc0
        test_accg_immed 1,accg1
        test_acc_immed  0xfffc0002,acc1

        pass

Go to most recent revision | Compare with Previous | Blame | View Log

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.