[PATCH] D94051: [WebAssembly] Update InstPrinter and AsmParser for new EH instructions

[Heejin Ahn via Phabricator via llvm-commits]

aheejin created this revision.
aheejin added reviewers: dschuff, tlively, aardappel.
Herald added subscribers: wingo, ecnelises, sunfish, hiraditya, jgravelle-google, sbc100.
aheejin requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

This updates InstPrinter and AsmParser for `delegate` and `catch_all`
instructions. Both will reject programs with multiple `catch_all`s per a
single `try`. And InstPrinter uses `EHInstStack` to figure out whether
to print catch label comments: It does not print catch label comments
for second `catch` or `catch_all` in a `try`.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D94051

Files:
  llvm/lib/Target/WebAssembly/AsmParser/WebAssemblyAsmParser.cpp
  llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyInstPrinter.cpp
  llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyInstPrinter.h
  llvm/test/MC/WebAssembly/annotations.s
  llvm/test/MC/WebAssembly/basic-assembly-errors.s

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