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[STACKMAPS] Document+test UINT64_MAX stack size.
authorEdd Barrett <vext01@gmail.com>
Mon, 27 Jun 2022 10:53:38 +0000 (11:53 +0100)
committerEdd Barrett <vext01@gmail.com>
Mon, 27 Jun 2022 10:57:07 +0000 (11:57 +0100)
commit94fbb147c8cee70124c8cce3c8e61dd952f41004
treec42b60c9d8d4c2c4e0f5a35bc7b6dc6f1891dc29tree | snapshot
parenta83aa33d1bf9e8fe4858391f95a27ffd022e465bcommit | diff
[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
llvm/docs/StackMaps.rst diff | blob | history
llvm/test/CodeGen/AArch64/stackmap-dynamic-alloca.ll [new file with mode: 0644] blob
llvm/test/CodeGen/SystemZ/stackmap-dynamic-alloca.ll [new file with mode: 0644] blob
llvm/test/CodeGen/X86/stackmap-dynamic-alloca.ll [new file with mode: 0644] blob
Domain: System / Toolchain;