[llvm] [TLI] Add getLibFunc in TLI API that accepts an Instruction. (PR #75919)

[Paul Walker via llvm-commits]

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@@ -621,3 +622,62 @@ TEST_F(TargetLibraryInfoTest, ValidProto) {
     EXPECT_TRUE(isLibFunc(F, LF));
   }
 }
+
+namespace {
+
+// Creates TLI for AArch64 and VecLibrary ARmPL, and uses it to get the TLI
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paulwalker-arm wrote:

Typo "ARmPL"

That said, what's the relevance to a vector library given the test only relates to scalar functions?

https://github.com/llvm/llvm-project/pull/75919