* config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
* config/cris/cris-protos.h: Declare it.
* config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
(TARGET_DEFAULT): Add alignment by 32.
[!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
TARGET_CPU_DEFAULT == 32.
(TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
* config/cris/cris.md: Include sync.md. Avoid allocating specific
numbers by replacing the define_constants for all UNSPECs with the
equivalent define_c_enum construct.
* config/cris/cris.opt (mtrap-unaligned-atomic): New option.
* config/cris/sync.md: New file.
From-SVN: r188096
