llvm/llvm/test/MC/Mips/mips4/invalid-mips32.s

# Instructions that are invalid
#
# RUN: not llvm-mc %s -triple=mips-unknown-linux -show-encoding -mcpu=mips4 \
# RUN:     2>%t1
# RUN: FileCheck %s < %t1

        .set noat

        sync 1                    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: s-type must be zero or unspecified for pre-MIPS32 ISAs
        mtc0    $4, $5, 1           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: selector must be zero for pre-MIPS32 ISAs
        mfc0    $4, $5, 1           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: selector must be zero for pre-MIPS32 ISAs
        mtc2    $4, $5, 1           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: selector must be zero for pre-MIPS32 ISAs
        mfc2    $4, $5, 1           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: selector must be zero for pre-MIPS32 ISAs