[Bug target/43440] Overwriting neon quad register does not clobber all included single registers

[rearnsha at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43440

--- Comment #11 from Richard Earnshaw <rearnsha at gcc dot gnu.org> 2010-11-13 23:08:31 UTC ---
Author: rearnsha
Date: Sat Nov 13 23:08:26 2010
New Revision: 166723

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166723
Log:
    PR target/43440
    * tm.texi.in (OVERLAPPING_REGISTER_NAMES): Document new macro.
    * tm.texi: Regenerated.
    * output.h (decode_reg_name_and_count): Declare.
    * varasm.c (decode_reg_name_and_count): New function.
    (decode_reg_name): Reimplement using decode_reg_name_and_count.
    * reginfo.c (fix_register): Use decode_reg_name_and_count and 
    iterate over all regs used.
    * stmt.c (expand_asm_operands): Likewise.
    * arm/aout.h (OVERLAPPING_REGISTER_NAMES): Define.
    (ADDITIONAL_REGISTER_NAMES): Remove aliases that overlap
    multiple machine registers.

Modified:
    trunk/gcc/ChangeLog