Krzysztof Parzyszek a540997ce4 [Hexagon] Separate Hexagon subreg indices for different register classes ...

For pairs of 32-bit registers: isub_lo, isub_hi.
For pairs of vector registers: vsub_lo, vsub_hi.

Add generic subreg indices: ps_sub_lo, ps_sub_hi, and a function
  HexagonRegisterInfo::getHexagonSubRegIndex(RegClass, GenericSubreg)
that returns the appropriate subreg index for RegClass.

llvm-svn: 286377

2016-11-09 16:19:08 +00:00

16 KiB

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