================
@@ -0,0 +1,176 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sme2p3 2>&1 < %s|
FileCheck %s
+
+// --------------------------------------------------------------------------//
+// Invalid element width
+
+luti6 z0.h, zt0, z0
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
+// CHECK-NEXT: luti6 z0.h, zt0, z0
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+luti6 z0.s, zt0, z0
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: luti6 z0.s, zt0, z0
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+luti6 z0.d, zt0, z0
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: luti6 z0.d, zt0, z0
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z0.h, p0/m, z7.h
----------------
CarolineConcatto wrote:
nit: I would re-wrote these movprfx test again to make more sense.
I think we have 2 problems here, the instruction does not accept movpfrx and
the destination register is also z0, maybe we should change.
https://github.com/llvm/llvm-project/pull/163164
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