[PATCH] D35027: [PowerPC] Reduce register pressure by not materializing a constant just for use as an index register for X-Form loads/stores

[Lei Huang via Phabricator via llvm-commits]

lei added inline comments.


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Comment at: lib/Target/PowerPC/PPCISelLowering.cpp:2244
+  // we get rid of the add.
+  short imm = 0;
+  if (N.getOpcode() == ISD::ADD &&
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echristo wrote:
> uint16_t Imm
The static function isIntS16Immediate() takes a short&


https://reviews.llvm.org/D35027