https://github.com/tclin914 created
https://github.com/llvm/llvm-project/pull/150596
None
>From 18bf25a06939d3063121e88c3053899c4e09a9f5 Mon Sep 17 00:00:00 2001
From: Jim Lin <j...@andestech.com>
Date: Fri, 25 Jul 2025 16:37:38 +0800
Subject: [PATCH] [RISCV] Add negative pre-defined macro test for XSfmm*
extension. NFC.
---
.../Preprocessor/riscv-target-features-sifive.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/clang/test/Preprocessor/riscv-target-features-sifive.c
b/clang/test/Preprocessor/riscv-target-features-sifive.c
index e4c03876bd94b..17e84f5f11968 100644
--- a/clang/test/Preprocessor/riscv-target-features-sifive.c
+++ b/clang/test/Preprocessor/riscv-target-features-sifive.c
@@ -1,3 +1,19 @@
+// 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_xsfmm128t {{.*$}}
+// CHECK-NOT: __riscv_xsfmm16t {{.*$}}
+// CHECK-NOT: __riscv_xsfmm32a8i {{.*$}}
+// CHECK-NOT: __riscv_xsfmm32a8f {{.*$}}
+// CHECK-NOT: __riscv_xsfmm32a16f {{.*$}}
+// CHECK-NOT: __riscv_xsfmm32a32f {{.*$}}
+// CHECK-NOT: __riscv_xsfmm32a32t {{.*$}}
+// CHECK-NOT: __riscv_xsfmm64a64f {{.*$}}
+// CHECK-NOT: __riscv_xsfmm64t {{.*$}}
+// CHECK-NOT: __riscv_xsfmmbase {{.*$}}
+
// RUN: %clang --target=riscv32 \
// RUN: -march=rv32i_zve32x_xsfmm128t -E -dM %s \
// RUN: -o - | FileCheck --check-prefix=CHECK-XSFMM128T %s
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