[llvm-branch-commits] [llvm] [X86] Avoid generating nested CALLSEQ for TLS pointer function arguments (PR #106965)

[Matt Arsenault via llvm-branch-commits]

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@@ -0,0 +1,30 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc -mtriple=x86_64 -verify-machineinstrs < %s -relocation-model=pic | FileCheck %s
+
+; Passing a pointer to thread-local storage to a function can be problematic
+; since computing such addresses requires a function call that is introduced
+; very late in instruction selection. We need to ensure that we don't introduce
+; nested call sequence markers if this function call happens in a call sequence.
+
+ at TLS = internal thread_local global i64 zeroinitializer, align 8
+declare void @bar(ptr)
+  define internal void @foo() {
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arsenm wrote:

Over indented definition 

https://github.com/llvm/llvm-project/pull/106965