[WebAssembly] Remove getBottom function from CFGStackify (NFC)

Summary:
This removes `getBottom` function and the bookeeping map of <begin
marker instruction, bottom BB>.

Reviewers: dschuff

Subscribers: sunfish, sbc100, jgravelle-google, jdoerfert, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D58319

llvm-svn: 354657
1 file changed
tree: bc947126c9b7c907b968f92be83d7eb7634b193e
  1. clang/
  2. clang-tools-extra/
  3. compiler-rt/
  4. debuginfo-tests/
  5. libclc/
  6. libcxx/
  7. libcxxabi/
  8. libunwind/
  9. lld/
  10. lldb/
  11. llgo/
  12. llvm/
  13. openmp/
  14. parallel-libs/
  15. polly/
  16. pstl/
  17. .arcconfig
  18. .clang-format
  19. .clang-tidy
  20. README.md
README.md

The LLVM Compiler Infrastructure

This directory and its subdirectories contain source code for LLVM, a toolkit for the construction of highly optimized compilers, optimizers, and runtime environments.