[all-commits] [llvm/llvm-project] 7b64a5: Reland "[WebAssembly][InstrEmitter] Foundation for...

[Thomas Lively via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 7b64a590600645234412bce8cb6becf45f276de4
      https://github.com/llvm/llvm-project/commit/7b64a590600645234412bce8cb6becf45f276de4
  Author: Thomas Lively <tlively at google.com>
  Date:   2020-02-18 (Tue, 18 Feb 2020)

  Changed paths:
    M llvm/include/llvm/Target/TargetMachine.h
    M llvm/lib/CodeGen/PrologEpilogInserter.cpp
    M llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
    M llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.h
    M llvm/lib/Target/WebAssembly/WebAssemblyISD.def
    M llvm/lib/Target/WebAssembly/WebAssemblyISelDAGToDAG.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyInstrCall.td
    M llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.h
    M llvm/lib/Target/WebAssembly/WebAssemblyUtilities.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyUtilities.h
    M llvm/test/CodeGen/WebAssembly/multivalue.ll

  Log Message:
  -----------
  Reland "[WebAssembly][InstrEmitter] Foundation for multivalue call lowering"

This reverts commit 649aba93a27170cb03a4b17c98a19b9237a880b8, now that
the approach started there has been shown to be workable in the patch
series culminating in https://reviews.llvm.org/D74192.


  Commit: d51910967fd34ca6462dc2211cb954d22367da9b
      https://github.com/llvm/llvm-project/commit/d51910967fd34ca6462dc2211cb954d22367da9b
  Author: Thomas Lively <tlively at google.com>
  Date:   2020-02-18 (Tue, 18 Feb 2020)

  Changed paths:
    M llvm/lib/Target/WebAssembly/WebAssemblyISelDAGToDAG.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyInstrCall.td

  Log Message:
  -----------
  Reland "[WebAssembly] Split and recombine multivalue calls for ISel"

This reverts commit 8acedb595d039f68ad15f9e5f2e6cb79729307e4 and
relands a prerequisite for the patch series culminating in
https://reviews.llvm.org/D74192.


  Commit: 9d37f5afac4a3b9194b9001bed84f58ca8bd6c02
      https://github.com/llvm/llvm-project/commit/9d37f5afac4a3b9194b9001bed84f58ca8bd6c02
  Author: Thomas Lively <tlively at google.com>
  Date:   2020-02-18 (Tue, 18 Feb 2020)

  Changed paths:
    M llvm/lib/CodeGen/MachineVerifier.cpp
    M llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.h
    M llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyInstrCall.td
    M llvm/lib/Target/WebAssembly/WebAssemblyMCInstLower.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyUtilities.cpp
    M llvm/test/CodeGen/WebAssembly/multivalue.ll

  Log Message:
  -----------
  [WebAssembly] Implement multivalue call_indirects

Summary:
Unlike normal calls, call_indirects have immediate arguments that
caused a MachineVerifier failure without a small tweak to loosen the
verifier's requirements for variadicOpsAreDefs instructions.

One nice thing about the new call_indirects is that they do not need
to participate in the PCALL_INDIRECT mechanism because their post-isel
hook handles moving the function pointer argument and adding the flags
and typeindex arguments itself.

Reviewers: aheejin

Subscribers: dschuff, sbc100, jgravelle-google, hiraditya, sunfish, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D74191


Compare: https://github.com/llvm/llvm-project/compare/42cab985fd95...9d37f5afac4a