Subversion Repositories openrisc_2011-10-31

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

        .include "testutils.inc"

        start

        .global mcpxiu
mcpxiu:
        set_fr_iimmed   4,2,fr7         ; multiply small numbers
        set_fr_iimmed   3,5,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_immed  26,acc0

        set_fr_iimmed   1,2,fr7         ; multiply by 1
        set_fr_iimmed   1,3,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_immed  5,acc0

        set_fr_iimmed   0,2,fr7         ; multiply by 0
        set_fr_iimmed   0,2,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_immed  0,acc0

        set_fr_iimmed   0x3fff,1,fr7    ; 15 bit result
        set_fr_iimmed   0x0001,2,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_limmed 0x0000,0x7fff,acc0

        set_fr_iimmed   0x4000,1,fr7    ; 16 bit result
        set_fr_iimmed   0x0001,2,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_limmed 0x0000,0x8001,acc0

        set_fr_iimmed   0x4000,1,fr7    ; 17 bit result
        set_fr_iimmed   0x0001,4,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_immed  0x00010001,acc0

        set_fr_iimmed   0x7fff,0x0000,fr7       ; max positive result
        set_fr_iimmed   0x7fff,0x7fff,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_immed  0x3fff0001,acc0

        set_fr_iimmed   0x8000,0x8000,fr7       ; max positive result
        set_fr_iimmed   0x0000,0x8000,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_limmed 0x4000,0x0000,acc0

        set_fr_iimmed   0xffff,0x0000,fr7       ; max positive result
        set_fr_iimmed   0xffff,0xffff,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed         0,accg0
        test_acc_limmed 0xfffe,0x0001,acc0

        set_fr_iimmed   0xfffe,0xffff,fr7       ; almost max positive result
        set_fr_iimmed   0xffff,0xffff,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed 1,accg0
        test_acc_immed  0xfffb0003,acc0

        set_fr_iimmed   0xffff,0xffff,fr7       ; max positive result
        set_fr_iimmed   0xffff,0xffff,fr8
        mcpxiu          fr7,fr8,acc0
        test_accg_immed 1,accg0
        test_acc_immed  0xfffc0002,acc0

        pass