> Hi,
> 
> It is the fourth part of iWMMXt maintenance.
> 

Since "*cond_iwmmxt_movsi_insn" would be got rid of soon, I keep it unchanged.

*config/arm/arm.c (arm_output_iwmmxt_shift_immediate): New function.
 (arm_output_iwmmxt_tinsr): Ditto.
*config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): New prototype.
 (arm_output_iwmmxt_tinsr): Ditto.
*config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi, *iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Rename...
 (tbcstv8qi, tbcstv4hi, tbsctv2si, iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): ...New pattern.
 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt, rori<mode>3, ashri<mode>3_iwmmxt, lshri<mode>3_iwmmxt, ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr, iwmmxt_walignr0, iwmmxt_walignr1, iwmmxt_walignr2, iwmmxt_walignr3, iwmmxt_setwcgr0, iwmmxt_setwcgr1, iwmmxt_setwcgr2, iwmmxt_setwcgr3, iwmmxt_getwcgr0, iwmmxt_getwcgr1, iwmmxt_getwcgr2, iwmmxt_getwcgr3): New pattern.
(All instruction patterns): Add wtype attribute.
 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn, iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3, iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3, iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw, eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3, gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3, iwmmxt_wunpckihb, iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilb, iwmmxt_wunpckilh, iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh, iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh, iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh, iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh, iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu, iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Revise.
 (iwmmxt2.md): Include.
*config/arm/iwmmxt2.md: New file.
*config/arm/iterators.md (VMMX2): New mode_iterator.
*config/arm/arm.md (wtype): New attribute.
*config/arm/t-arm (MD_INCLUDES): Add iwmmxt2.md.

Thanks,
Xinyu