[clang] [llvm] [PowerPC][X86] Make cpu id builtins target independent and lower for PPC (PR #68919)

[Amy Kwan via llvm-commits]

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@@ -1,11 +1,16 @@
-// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm < %s| FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm < %s | FileCheck %s \
+// RUN:   --check-prefix=CHECK-X86
+// RUN: %clang_cc1 -triple ppc64le-linux-gnu -emit-llvm < %s | FileCheck %s \
+// RUN:   --check-prefix=CHECK-PPC
+
+#ifndef __PPC__
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amy-kwan wrote:

It might be better to have the PPC checks in a separate file from the x86 RUN lines so we don't need to do the `ifndef`/`else`.

https://github.com/llvm/llvm-project/pull/68919