Subversion Repositories openrisc

# v850 shl
# mach: all

        .include "testutils.inc"

# CY is set to 1 if the bit shifted out last is 1, else 0
# OV is set to zero.
# Z is set if the result is 0, else 0

        noflags
        seti    1, r1
        seti    0x00000000, r2
        shl     r1, r2

        flags   z
        reg     r2, 0

        noflags
        seti    1, r1
        seti    0x80000000, r2
        shl     r1, r2

        flags   c + z
        reg     r2, 0

        noflags
        seti    0x00000000, r2
        shl     1, r2

        flags   z
        reg     r2, 0

        noflags
        seti    0x80000000, r2
        shl     1, r2

        flags   c + z
        reg     r2, 0

# However, if the number of shifts is 0, CY is 0.

        noflags
        seti    0, r1
        seti    0xffffffff, r2
        shl     r1, r2

        flags   s
        reg     r2, 0xffffffff

        noflags
        seti    0xffffffff, r2
        shl     0, r2

        flags   s
        reg     r2, 0xffffffff

# Zero is shifted into the LSB
# S is 1 if the result is negative, else 0

        noflags
        seti    1, r1
        seti    0x4000000f, r2
        shl     r1, r2

        flags   s
        reg     r2, 0x8000001e

        noflags
        seti    0x4000000f, r2
        shl     1, r2

        flags   s
        reg     r2, 0x8000001e

        pass