[all-commits] [llvm/llvm-project] d602e7: [X86] Encode global address in small code model

[Wei Wang via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: d602e79a81adceca3ecc0259d6eda305fe9c86c0
      https://github.com/llvm/llvm-project/commit/d602e79a81adceca3ecc0259d6eda305fe9c86c0
  Author: Wei Wang <apollo.mobility at gmail.com>
  Date:   2020-10-26 (Mon, 26 Oct 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
    M llvm/test/CodeGen/X86/br-fold.ll
    M llvm/test/CodeGen/X86/critical-edge-split-2.ll
    M llvm/test/CodeGen/X86/pr33290.ll
    A llvm/test/CodeGen/X86/relocimm-small-model.ll

  Log Message:
  -----------
  [X86] Encode global address in small code model

In small code model, program and its symbols are linked in the lower 2 GB of
the address space. Try encoding global address even when the range is unknown
in such case.

Differential Revision: https://reviews.llvm.org/D89341