Imported Upstream version 5.18.0.205

Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927

external/llvm/test/CodeGen/PowerPC/xray-tail-call-sled.ll

@@ -0,0 +1,44 @@
+; RUN: llc -filetype=asm -o - -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s
+
+define i32 @callee() nounwind noinline uwtable "function-instrument"="xray-always" {
+; CHECK-LABEL: .Ltmp0:
+; CHECK:              b .Ltmp1
+; CHECK-NEXT:         nop
+; CHECK-NEXT:         std 0, -8(1)
+; CHECK-NEXT:         mflr 0
+; CHECK-NEXT:         bl __xray_FunctionEntry
+; CHECK-NEXT:         nop
+; CHECK-NEXT:         mtlr 0
+; CHECK-LABEL: .Ltmp1:
+  ret i32 0
+; CHECK-LABEL: .Ltmp2:
+; CHECK:              blr
+; CHECK-NEXT:         nop
+; CHECK-NEXT:         std 0, -8(1)
+; CHECK-NEXT:         mflr 0
+; CHECK-NEXT:         bl __xray_FunctionExit
+; CHECK-NEXT:         nop
+; CHECK-NEXT:         mtlr 0
+}
+
+define i32 @caller() nounwind noinline uwtable "function-instrument"="xray-always" {
+; CHECK-LABEL: .Ltmp3:
+; CHECK:              b .Ltmp4
+; CHECK-NEXT:         nop
+; CHECK-NEXT:         std 0, -8(1)
+; CHECK-NEXT:         mflr 0
+; CHECK-NEXT:         bl __xray_FunctionEntry
+; CHECK-NEXT:         nop
+; CHECK-NEXT:         mtlr 0
+; CHECK-LABEL: .Ltmp4:
+  %retval = tail call i32 @callee()
+  ret i32 %retval
+; CHECK-LABEL: .Ltmp5:
+; CHECK:              blr
+; CHECK-NEXT:         nop
+; CHECK-NEXT:         std 0, -8(1)
+; CHECK-NEXT:         mflr 0
+; CHECK-NEXT:         bl __xray_FunctionExit
+; CHECK-NEXT:         nop
+; CHECK-NEXT:         mtlr 0
+}