[all-commits] [llvm/llvm-project] ddb384: Triple: Move getSjLjDataSize off TargetMachine

Matt Arsenault via All-commits all-commits at lists.llvm.org
Tue Sep 22 03:39:25 PDT 2026


  Branch: refs/heads/users/arsenm/codegen/sjlj-data-size-triple
  Home:   https://github.com/llvm/llvm-project
  Commit: ddb3843dd1eb4e04e066e623fd0b2c55bc721506
      https://github.com/llvm/llvm-project/commit/ddb3843dd1eb4e04e066e623fd0b2c55bc721506
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2026-09-22 (Tue, 22 Sep 2026)

  Changed paths:
    M llvm/include/llvm/CodeGen/Passes.h
    M llvm/include/llvm/CodeGen/SjLjEHPrepare.h
    M llvm/include/llvm/Target/TargetMachine.h
    M llvm/include/llvm/TargetParser/Triple.h
    M llvm/lib/CodeGen/SjLjEHPrepare.cpp
    M llvm/lib/CodeGen/TargetPassConfig.cpp
    M llvm/lib/Passes/CodeGenPassBuilder.cpp
    M llvm/lib/Passes/PassRegistry.def
    M llvm/lib/Target/VE/VETargetMachine.h
    M llvm/lib/TargetParser/Triple.cpp

  Log Message:
  -----------
  Triple: Move getSjLjDataSize off TargetMachine

This eliminates the TargetMachine dependence of SjLjEHPrepare.
The pass had the questionable behavior of just proceeding with the
default size without a TargetMachine. VE is the only user and changes
the integer bitwidth used, and this doesn't seem worthwhile of a
virtual function. Move to the triple in keeping with migrating
ABI parameters out of codegen.

Co-authored-by: Claude (Claude-Opus-4.8) <noreply at anthropic.com>



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