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-rw-r--r--llvm/test/MC/AArch64/SVE2/bgrp-diagnostics.s26
1 files changed, 26 insertions, 0 deletions
diff --git a/llvm/test/MC/AArch64/SVE2/bgrp-diagnostics.s b/llvm/test/MC/AArch64/SVE2/bgrp-diagnostics.s
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index 00000000000..9c05a0c6918
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE2/bgrp-diagnostics.s
@@ -0,0 +1,26 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+bitperm 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+bgrp z0.b, z1.h, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: bgrp z0.b, z1.h, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z0, z7
+bgrp z0.d, z1.d, z7.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: bgrp z0.d, z1.d, z7.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z0.d, p0/z, z7.d
+bgrp z0.d, z1.d, z7.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: bgrp z0.d, z1.d, z7.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
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