[clang] [llvm] [NVPTX] Add builtin support for 'globaltimer' (PR #79765)

[Joseph Huber via cfe-commits]

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@@ -140,6 +140,17 @@ define void @test_exit() {
   ret void
 }
 
+; CHECK-LABEL: test_globaltimer
+define i64 @test_globaltimer() {
+; CHECK: mov.u64         %r{{.*}}, %globaltimer;
+  %a = tail call i64 @llvm.nvvm.read.ptx.sreg.globaltimer()
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jhuber6 wrote:

Okay, I can do that real quick.

https://github.com/llvm/llvm-project/pull/79765
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