[all-commits] [llvm/llvm-project] 1d57b9: [flang] Pass one element struct by register on X86...

[jeanPerier via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1d57b9a5b1bb99334139ce671ab15650cc96cbc8
      https://github.com/llvm/llvm-project/commit/1d57b9a5b1bb99334139ce671ab15650cc96cbc8
  Author: jeanPerier <jperier at nvidia.com>
  Date:   2023-12-19 (Tue, 19 Dec 2023)

  Changed paths:
    M flang/lib/Optimizer/CodeGen/Target.cpp
    A flang/test/Fir/struct-passing-x86-64-one-field-inreg.fir

  Log Message:
  -----------
  [flang] Pass one element struct by register on X86-64 (#75802)

Implement the C struct passing ABI on X86-64 for the trivial case where
the structs have one element. This is required to cover some cases of
BIND(C) derived type pass with the VALUE attribute.