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-rw-r--r--test/MC/AArch64/SVE/rev-diagnostics.s17
1 files changed, 17 insertions, 0 deletions
diff --git a/test/MC/AArch64/SVE/rev-diagnostics.s b/test/MC/AArch64/SVE/rev-diagnostics.s
new file mode 100644
index 000000000000..bad4b1655eee
--- /dev/null
+++ b/test/MC/AArch64/SVE/rev-diagnostics.s
@@ -0,0 +1,17 @@
+// RUN: not llvm-mc -triple=aarch64-none-linux-gnu -show-encoding -mattr=+sve 2>&1 < %s | FileCheck %s
+
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z0.d, p0/z, z7.d
+rev z0.d, z31.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: rev z0.d, z31.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z0, z7
+rev z0.d, z31.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: rev z0.d, z31.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: