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

[Jim Lin via cfe-commits]

https://github.com/tclin914 created https://github.com/llvm/llvm-project/pull/141172

None

>From 036a3bd7024fe358d670b49d1d62bfe3cc0bc6d4 Mon Sep 17 00:00:00 2001
From: Jim Lin <jim at andestech.com>
Date: Thu, 22 May 2025 15:05:30 +0800
Subject: [PATCH] [RISCV] Add pre-defined macro tests for Andes vendor
 extension. NFC.

---
 .../riscv-target-features-andes.c             | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 clang/test/Preprocessor/riscv-target-features-andes.c

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{{$}}
+
+// RUN: %clang --target=riscv32 \
+// RUN:   -march=rv32i_xandesvdot -E -dM %s \
+// RUN:   -o - | FileCheck --check-prefix=CHECK-XANDESVDOT %s
+// RUN: %clang --target=riscv64 \
+// RUN:   -march=rv64i_xandesvdot -E -dM %s \
+// RUN:   -o - | FileCheck --check-prefix=CHECK-XANDESVDOT %s
+// CHECK-XANDESVDOT: __riscv_xandesvdot  5000000{{$}}