[llvm] X86: Avoid using isArch64Bit for 64-bit checks (PR #157412)

[Phoebe Wang via llvm-commits]

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@@ -1103,6 +1103,12 @@ class Triple {
     return getArch() == Triple::x86 || getArch() == Triple::x86_64;
   }
 
+  /// Tests whether the target is x86 (32-bit).
+  bool isX86_32() const { return getArch() == Triple::x86; }
+
+  /// Tests whether the target is x86 (64-bit).
+  bool isX86_64() const { return getArch() == Triple::x86_64; }
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phoebewang wrote:

Yeah, I think it's OK. Thanks!

https://github.com/llvm/llvm-project/pull/157412