Subversion Repositories openrisc_2011-10-31

# frv testcase for mqcpxrs $GRi,$GRj,$ACCk
# mach: all

        .include "testutils.inc"

        start

        .global mqcpxrs
mqcpxrs:
        ; Positive operands
        set_fr_iimmed   2,4,fr8         ; multiply small numbers
        set_fr_iimmed   3,5,fr10
        set_fr_iimmed   3,1,fr9         ; multiply by 0
        set_fr_iimmed   2,0,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0xff,accg0
        test_acc_immed  -14,acc0
        test_accg_immed         0,accg1
        test_acc_immed  6,acc1

        set_fr_iimmed   2,1,fr8         ; multiply by 1
        set_fr_iimmed   1,1,fr10
        set_fr_iimmed   0x3fff,2,fr9    ; 15 bit result
        set_fr_iimmed   2,0x0007,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_immed  1,acc0
        test_accg_immed         0,accg1
        test_acc_limmed 0,0x7ff0,acc1

        set_fr_iimmed   0x4000,2,fr8    ; 16 bit result
        set_fr_iimmed   2,0x2000,fr10
        set_fr_iimmed   0x7fff,0x0000,fr9       ; max positive result
        set_fr_iimmed   0x7fff,0x7fff,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_limmed 0x0000,0x4000,acc0
        test_accg_immed         0,accg1
        test_acc_limmed 0x3fff,0x0001,acc1

        ; Mixed operands
        set_fr_iimmed   2,0xfffd,fr8            ; multiply small numbers
        set_fr_iimmed   0xfffd,1,fr10
        set_fr_iimmed   0xfffe,2,fr9            ; multiply by 1
        set_fr_iimmed   1,0xfffe,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0xff,accg0
        test_acc_immed  -3,acc0
        test_accg_immed         0,accg1
        test_acc_immed  2,acc1

        set_fr_iimmed   0xfffe,0,fr8            ; multiply by 0
        set_fr_iimmed   1,0xfffe,fr10
        set_fr_iimmed   0x2001,0xfffe,fr9       ; 15 bit result
        set_fr_iimmed   0xfffe,0xfff9,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0xff,accg0
        test_acc_immed  -2,acc0
        test_accg_immed         0xff,accg1
        test_acc_limmed 0xffff,0xbff0,acc1

        set_fr_iimmed   0x4000,0xfffe,fr8       ; 16 bit result
        set_fr_iimmed   0xfffe,0x0003,fr10
        set_fr_iimmed   0x7fff,0x8000,fr9       ; max negative result
        set_fr_iimmed   0x8000,0x8000,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0xff,accg0
        test_acc_limmed 0xffff,0x8006,acc0
        test_accg_immed         0xff,accg1
        test_acc_limmed 0x8000,0x8000,acc1

        ; Negative operands
        set_fr_iimmed   0x8000,0x7fff,fr8       ; max positive result
        set_fr_iimmed   0x8000,0x8000,fr10
        set_fr_iimmed   0xfffe,0xfffc,fr9               ; multiply small numbers
        set_fr_iimmed   0xfffd,0xfffb,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_limmed 0x7fff,0x8000,acc0
        test_accg_immed         0xff,accg1
        test_acc_immed  -14,acc1

        set_fr_iimmed   0xffff,0xffff,fr8               ; multiply by -1
        set_fr_iimmed   0xfffe,0xffff,fr10
        set_fr_iimmed   0x7fff,0x0000,fr9       ; almost max positive result
        set_fr_iimmed   0x7fff,0x8001,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_immed  1,acc0
        test_accg_immed         0,accg1
        test_acc_immed  0x3fff0001,acc1

        set_fr_iimmed   0x8000,0x0000,fr8       ; max positive result
        set_fr_iimmed   0x8000,0x8000,fr10
        set_fr_iimmed   0x8000,0x0000,fr9       ; max positive result
        set_fr_iimmed   0x8000,0x8000,fr11
        mqcpxrs         fr8,fr10,acc0
        test_accg_immed         0,accg0
        test_acc_immed  0x40000000,acc0
        test_accg_immed         0,accg1
        test_acc_immed  0x40000000,acc1

        pass