[clang] [RISCV] Add pre-defined macro tests for Andes vendor extension. NFC. (PR #141172)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-risc-v

Author: Jim Lin (tclin914)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/141172.diff


1 Files Affected:

- (added) clang/test/Preprocessor/riscv-target-features-andes.c (+32) 


``````````diff
diff --git a/clang/test/Preprocessor/riscv-target-features-andes.c b/clang/test/Preprocessor/riscv-target-features-andes.c
new file mode 100644
index 0000000000000..3cd9b04354132
--- /dev/null
+++ b/clang/test/Preprocessor/riscv-target-features-andes.c
@@ -0,0 +1,32 @@
+// RUN: %clang --target=riscv32-unknown-linux-gnu -march=rv32i -E -dM %s \
+// RUN:   -o - | FileCheck %s
+// RUN: %clang --target=riscv64-unknown-linux-gnu -march=rv64i -E -dM %s \
+// RUN:   -o - | FileCheck %s
+
+// CHECK-NOT: __riscv_xandesperf {{.*$}}
+// CHECK-NOT: __riscv_xandesvpackfph {{.*$}}
+// CHECK-NOT: __riscv_xandesvdot {{.*$}}
+
+// RUN: %clang --target=riscv32 \
+// RUN:   -march=rv32i_xandesperf -E -dM %s \
+// RUN:   -o - | FileCheck --check-prefix=CHECK-XANDESPERF %s
+// RUN: %clang --target=riscv64 \
+// RUN:   -march=rv64i_xandesperf -E -dM %s \
+// RUN:   -o - | FileCheck --check-prefix=CHECK-XANDESPERF %s
+// CHECK-XANDESPERF: __riscv_xandesperf  5000000{{$}}
+
+// RUN: %clang --target=riscv32 \
+// RUN:   -march=rv32i_xandesvpackfph -E -dM %s \
+// RUN:   -o - | FileCheck --check-prefix=CHECK-XANDESVPACKFPH %s
+// RUN: %clang --target=riscv64 \
+// RUN:   -march=rv64i_xandesvpackfph -E -dM %s \
+// RUN:   -o - | FileCheck --check-prefix=CHECK-XANDESVPACKFPH %s
+// CHECK-XANDESVPACKFPH: __riscv_xandesvpackfph  5000000{{$}}
+
+// RUN: %clang --target=riscv32 \
+// RUN:   -march=rv32i_xandesvdot -E -dM %s \
+// RUN:   -o - | FileCheck --check-prefix=CHECK-XANDESVDOT %s
+// RUN: %clang --target=riscv64 \
+// RUN:   -march=rv64i_xandesvdot -E -dM %s \
+// RUN:   -o - | FileCheck --check-prefix=CHECK-XANDESVDOT %s
+// CHECK-XANDESVDOT: __riscv_xandesvdot  5000000{{$}}

``````````

</details>


https://github.com/llvm/llvm-project/pull/141172