Re: [Qemu-devel] [PATCH 01/13] target-s390x: fix exception for invalid operation code

[Richard Henderson]

On 06/01/2015 02:24 PM, Aurelien Jarno wrote:
> When an operation code is not recognized (ie invalid instruction) an
> operation exception should be generated instead of a specification
> exception. The latter is for valid opcode, with invalid operands or
> modifiers.
> 
> This give a very basic GDB support in the guest, as it uses the invalid
> opcode 0x0001 to generate a trap.
> 
> Cc: Alexander Graf <address@hidden>
> Cc: Richard Henderson <address@hidden>
> Signed-off-by: Aurelien Jarno <address@hidden>
> ---
>  target-s390x/translate.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Richard Henderson <address@hidden>


r~