[all-commits] [llvm/llvm-project] 94fbb1: [STACKMAPS] Document+test UINT64_MAX stack size.

[Edd Barrett via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 94fbb147c8cee70124c8cce3c8e61dd952f41004
      https://github.com/llvm/llvm-project/commit/94fbb147c8cee70124c8cce3c8e61dd952f41004
  Author: Edd Barrett <vext01 at gmail.com>
  Date:   2022-06-27 (Mon, 27 Jun 2022)

  Changed paths:
    M llvm/docs/StackMaps.rst
    A llvm/test/CodeGen/AArch64/stackmap-dynamic-alloca.ll
    A llvm/test/CodeGen/SystemZ/stackmap-dynamic-alloca.ll
    A llvm/test/CodeGen/X86/stackmap-dynamic-alloca.ll

  Log Message:
  -----------
  [STACKMAPS] Document+test UINT64_MAX stack size.

When a function does a dynamic stack allocation, the function's stack
size (in the stack map) is reported as UINT64_MAX.

This change tests and documents this property.

Differential Revision: https://reviews.llvm.org/D128525