================
@@ -0,0 +1,193 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2p3 2>&1 < %s|
FileCheck %s
+
+// --------------------------------------------------------------------------//
+// Invalid operand for instruction
+
+fcvtzsn z0.b, { z0.b, z1.b }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
+// CHECK-NEXT: fcvtzsn z0.b, { z0.b, z1.b }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fcvtzsn z0.h, { z0.h, z1.h }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
+// CHECK-NEXT: fcvtzsn z0.h, { z0.h, z1.h }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fcvtzsn z0.s, { z0.s, z1.s }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
+// CHECK-NEXT: fcvtzsn z0.s, { z0.s, z1.s }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fcvtzsn z0.b, { z1.h, z2.h }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid vector list, expected list
with 2 consecutive SVE vectors, where the first vector is a multiple of 2 and
with matching element types
+// CHECK-NEXT: fcvtzsn z0.b, { z1.h, z2.h }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z0, z7
+fcvtzsn z0.b, { z0.h, z1.h }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when
following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: fcvtzsn z0.b, { z0.h, z1.h }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Invalid operand for instruction
+
+fcvtzun z0.b, { z0.b, z1.b }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
+// CHECK-NEXT: fcvtzun z0.b, { z0.b, z1.b }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fcvtzun z0.h, { z0.h, z1.h }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
+// CHECK-NEXT: fcvtzun z0.h, { z0.h, z1.h }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fcvtzun z0.s, { z0.s, z1.s }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
+// CHECK-NEXT: fcvtzun z0.s, { z0.s, z1.s }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fcvtzun z0.b, { z1.h, z2.h }
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid vector list, expected list
with 2 consecutive SVE vectors, where the first vector is a multiple of 2 and
with matching element types
+// CHECK-NEXT: fcvtzun z0.b, { z1.h, z2.h }
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z0, z7
+fcvtzun z0.b, { z0.h, z1.h }
----------------
jthackray wrote:
Sure, done.
https://github.com/llvm/llvm-project/pull/163162
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