[llvm] [llvm] Consistently respect `naked` fn attribute in `TargetFrameLowering::hasFP()` (PR #106014)

Alex Rønne Petersen via llvm-commits llvm-commits at lists.llvm.org
Thu Aug 29 13:17:28 PDT 2024


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@@ -0,0 +1,11 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc < %s -mtriple aarch64 | FileCheck %s -check-prefixes=NAKED
+
+define dso_local void @_start() naked "frame-pointer"="all" {
+; NAKED-LABEL: _start:
+; NAKED:       // %bb.0:
+; NAKED-NEXT:    mov w8, #42 // =0x2a
+; NAKED-NEXT:    blr x8
+  call void inttoptr (i32 42 to ptr)()
----------------
alexrp wrote:

I actually tried `@llvm.trap` first, but a few targets don't like that one either. 😅 

Is there a convenient way to show the non-`naked` case other than just duplicating the function?

https://github.com/llvm/llvm-project/pull/106014


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