[llvm] r361615 - [AArch64][SVE2] Asm: add integer add/sub long/wide instructions

Cullen Rhodes via llvm-commits llvm-commits at lists.llvm.org
Fri May 24 02:28:28 PDT 2019


Author: c-rhodes
Date: Fri May 24 02:28:27 2019
New Revision: 361615

URL: http://llvm.org/viewvc/llvm-project?rev=361615&view=rev
Log:
[AArch64][SVE2] Asm: add integer add/sub long/wide instructions

Summary:
Patch adds support for the following instructions:

SVE2 integer add/subtract long:
    * SADDLB, SADDLT, UADDLB, UADDLT, SSUBLB, SSUBLT, USUBLB, USUBLT,
      SABDLB, SABDLT, UABDLB, UABDLT

SVE2 integer add/subtract wide:
    * SADDWB, SADDWT, UADDWB, UADDWT, SSUBWB, SSUBWT, USUBWB, USUBWT

The specification can be found here:
https://developer.arm.com/docs/ddi0602/latest

Reviewed By: SjoerdMeijer

Differential Revision: https://reviews.llvm.org/D62142

Added:
    llvm/trunk/test/MC/AArch64/SVE2/sabdlb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/sabdlb.s
    llvm/trunk/test/MC/AArch64/SVE2/sabdlt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/sabdlt.s
    llvm/trunk/test/MC/AArch64/SVE2/saddlb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/saddlb.s
    llvm/trunk/test/MC/AArch64/SVE2/saddlt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/saddlt.s
    llvm/trunk/test/MC/AArch64/SVE2/saddwb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/saddwb.s
    llvm/trunk/test/MC/AArch64/SVE2/saddwt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/saddwt.s
    llvm/trunk/test/MC/AArch64/SVE2/ssublb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/ssublb.s
    llvm/trunk/test/MC/AArch64/SVE2/ssublt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/ssublt.s
    llvm/trunk/test/MC/AArch64/SVE2/ssubwb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/ssubwb.s
    llvm/trunk/test/MC/AArch64/SVE2/ssubwt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/ssubwt.s
    llvm/trunk/test/MC/AArch64/SVE2/uabdlb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/uabdlb.s
    llvm/trunk/test/MC/AArch64/SVE2/uabdlt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/uabdlt.s
    llvm/trunk/test/MC/AArch64/SVE2/uaddlb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/uaddlb.s
    llvm/trunk/test/MC/AArch64/SVE2/uaddlt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/uaddlt.s
    llvm/trunk/test/MC/AArch64/SVE2/uaddwb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/uaddwb.s
    llvm/trunk/test/MC/AArch64/SVE2/uaddwt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/uaddwt.s
    llvm/trunk/test/MC/AArch64/SVE2/usublb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/usublb.s
    llvm/trunk/test/MC/AArch64/SVE2/usublt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/usublt.s
    llvm/trunk/test/MC/AArch64/SVE2/usubwb-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/usubwb.s
    llvm/trunk/test/MC/AArch64/SVE2/usubwt-diagnostics.s
    llvm/trunk/test/MC/AArch64/SVE2/usubwt.s
Modified:
    llvm/trunk/lib/Target/AArch64/AArch64SVEInstrInfo.td
    llvm/trunk/lib/Target/AArch64/SVEInstrFormats.td

Modified: llvm/trunk/lib/Target/AArch64/AArch64SVEInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64SVEInstrInfo.td?rev=361615&r1=361614&r2=361615&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64SVEInstrInfo.td (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64SVEInstrInfo.td Fri May 24 02:28:27 2019
@@ -1164,6 +1164,30 @@ let Predicates = [HasSVE2] in {
   defm SQRSHLR_ZPmZ : sve2_int_arith_pred<0b011100, "sqrshlr">;
   defm UQRSHLR_ZPmZ : sve2_int_arith_pred<0b011110, "uqrshlr">;
 
+  // SVE2 integer add/subtract long
+  defm SADDLB_ZZZ : sve2_wide_int_arith_long<0b00000, "saddlb">;
+  defm SADDLT_ZZZ : sve2_wide_int_arith_long<0b00001, "saddlt">;
+  defm UADDLB_ZZZ : sve2_wide_int_arith_long<0b00010, "uaddlb">;
+  defm UADDLT_ZZZ : sve2_wide_int_arith_long<0b00011, "uaddlt">;
+  defm SSUBLB_ZZZ : sve2_wide_int_arith_long<0b00100, "ssublb">;
+  defm SSUBLT_ZZZ : sve2_wide_int_arith_long<0b00101, "ssublt">;
+  defm USUBLB_ZZZ : sve2_wide_int_arith_long<0b00110, "usublb">;
+  defm USUBLT_ZZZ : sve2_wide_int_arith_long<0b00111, "usublt">;
+  defm SABDLB_ZZZ : sve2_wide_int_arith_long<0b01100, "sabdlb">;
+  defm SABDLT_ZZZ : sve2_wide_int_arith_long<0b01101, "sabdlt">;
+  defm UABDLB_ZZZ : sve2_wide_int_arith_long<0b01110, "uabdlb">;
+  defm UABDLT_ZZZ : sve2_wide_int_arith_long<0b01111, "uabdlt">;
+
+  // SVE2 integer add/subtract wide
+  defm SADDWB_ZZZ : sve2_wide_int_arith_wide<0b000, "saddwb">;
+  defm SADDWT_ZZZ : sve2_wide_int_arith_wide<0b001, "saddwt">;
+  defm UADDWB_ZZZ : sve2_wide_int_arith_wide<0b010, "uaddwb">;
+  defm UADDWT_ZZZ : sve2_wide_int_arith_wide<0b011, "uaddwt">;
+  defm SSUBWB_ZZZ : sve2_wide_int_arith_wide<0b100, "ssubwb">;
+  defm SSUBWT_ZZZ : sve2_wide_int_arith_wide<0b101, "ssubwt">;
+  defm USUBWB_ZZZ : sve2_wide_int_arith_wide<0b110, "usubwb">;
+  defm USUBWT_ZZZ : sve2_wide_int_arith_wide<0b111, "usubwt">;
+
   // SVE2 integer multiply long
   defm SQDMULLB_ZZZ : sve2_wide_int_arith_long<0b11000, "sqdmullb">;
   defm SQDMULLT_ZZZ : sve2_wide_int_arith_long<0b11001, "sqdmullt">;

Modified: llvm/trunk/lib/Target/AArch64/SVEInstrFormats.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/SVEInstrFormats.td?rev=361615&r1=361614&r2=361615&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/SVEInstrFormats.td (original)
+++ llvm/trunk/lib/Target/AArch64/SVEInstrFormats.td Fri May 24 02:28:27 2019
@@ -2180,6 +2180,12 @@ multiclass sve2_wide_int_arith_long<bits
   def _D : sve2_wide_int_arith<0b11, opc, asm, ZPR64, ZPR32, ZPR32>;
 }
 
+multiclass sve2_wide_int_arith_wide<bits<3> opc, string asm> {
+  def _H : sve2_wide_int_arith<0b01, { 0b10, opc }, asm, ZPR16, ZPR16, ZPR8>;
+  def _S : sve2_wide_int_arith<0b10, { 0b10, opc }, asm, ZPR32, ZPR32, ZPR16>;
+  def _D : sve2_wide_int_arith<0b11, { 0b10, opc }, asm, ZPR64, ZPR64, ZPR32>;
+}
+
 //===----------------------------------------------------------------------===//
 // SVE Integer Arithmetic - Unary Predicated Group
 //===----------------------------------------------------------------------===//

Added: llvm/trunk/test/MC/AArch64/SVE2/sabdlb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/sabdlb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/sabdlb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/sabdlb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+sabdlb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: sabdlb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+sabdlb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: sabdlb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+sabdlb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: sabdlb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+sabdlb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: sabdlb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+sabdlb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: sabdlb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+sabdlb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: sabdlb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/sabdlb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/sabdlb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/sabdlb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/sabdlb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+sabdlb z0.h, z1.b, z2.b
+// CHECK-INST: sabdlb z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x30,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 30 42 45 <unknown>
+
+sabdlb z29.s, z30.h, z31.h
+// CHECK-INST: sabdlb z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x33,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 33 9f 45 <unknown>
+
+sabdlb z31.d, z31.s, z31.s
+// CHECK-INST: sabdlb z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x33,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 33 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/sabdlt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/sabdlt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/sabdlt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/sabdlt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+sabdlt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: sabdlt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+sabdlt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: sabdlt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+sabdlt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: sabdlt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+sabdlt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: sabdlt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+sabdlt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: sabdlt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+sabdlt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: sabdlt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/sabdlt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/sabdlt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/sabdlt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/sabdlt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+sabdlt z0.h, z1.b, z2.b
+// CHECK-INST: sabdlt z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x34,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 34 42 45 <unknown>
+
+sabdlt z29.s, z30.h, z31.h
+// CHECK-INST: sabdlt z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x37,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 37 9f 45 <unknown>
+
+sabdlt z31.d, z31.s, z31.s
+// CHECK-INST: sabdlt z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x37,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 37 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/saddlb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/saddlb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/saddlb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/saddlb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+saddlb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddlb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddlb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddlb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddlb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddlb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddlb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddlb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+saddlb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: saddlb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+saddlb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: saddlb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/saddlb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/saddlb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/saddlb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/saddlb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+saddlb z0.h, z1.b, z2.b
+// CHECK-INST: saddlb z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x00,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 00 42 45 <unknown>
+
+saddlb z29.s, z30.h, z31.h
+// CHECK-INST: saddlb z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x03,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 03 9f 45 <unknown>
+
+saddlb z31.d, z31.s, z31.s
+// CHECK-INST: saddlb z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x03,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 03 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/saddlt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/saddlt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/saddlt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/saddlt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+saddlt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddlt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddlt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddlt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddlt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddlt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddlt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddlt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+saddlt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: saddlt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+saddlt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: saddlt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/saddlt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/saddlt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/saddlt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/saddlt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+saddlt z0.h, z1.b, z2.b
+// CHECK-INST: saddlt z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x04,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 04 42 45 <unknown>
+
+saddlt z29.s, z30.h, z31.h
+// CHECK-INST: saddlt z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x07,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 07 9f 45 <unknown>
+
+saddlt z31.d, z31.s, z31.s
+// CHECK-INST: saddlt z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x07,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 07 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/saddwb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/saddwb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/saddwb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/saddwb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+saddwb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddwb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddwb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddwb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddwb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddwb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddwb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddwb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+saddwb z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: saddwb z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+saddwb z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: saddwb z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/saddwb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/saddwb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/saddwb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/saddwb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+saddwb z0.h, z1.h, z2.b
+// CHECK-INST: saddwb z0.h, z1.h, z2.b
+// CHECK-ENCODING: [0x20,0x40,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 40 42 45 <unknown>
+
+saddwb z29.s, z30.s, z31.h
+// CHECK-INST: saddwb z29.s, z30.s, z31.h
+// CHECK-ENCODING: [0xdd,0x43,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 43 9f 45 <unknown>
+
+saddwb z31.d, z31.d, z31.s
+// CHECK-INST: saddwb z31.d, z31.d, z31.s
+// CHECK-ENCODING: [0xff,0x43,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 43 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/saddwt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/saddwt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/saddwt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/saddwt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+saddwt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddwt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddwt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddwt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddwt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddwt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+saddwt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: saddwt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+saddwt z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: saddwt z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+saddwt z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: saddwt z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/saddwt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/saddwt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/saddwt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/saddwt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+saddwt z0.h, z1.h, z2.b
+// CHECK-INST: saddwt z0.h, z1.h, z2.b
+// CHECK-ENCODING: [0x20,0x44,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 44 42 45 <unknown>
+
+saddwt z29.s, z30.s, z31.h
+// CHECK-INST: saddwt z29.s, z30.s, z31.h
+// CHECK-ENCODING: [0xdd,0x47,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 47 9f 45 <unknown>
+
+saddwt z31.d, z31.d, z31.s
+// CHECK-INST: saddwt z31.d, z31.d, z31.s
+// CHECK-ENCODING: [0xff,0x47,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 47 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/ssublb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/ssublb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/ssublb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/ssublb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+ssublb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssublb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssublb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssublb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssublb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssublb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssublb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssublb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+ssublb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: ssublb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+ssublb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: ssublb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/ssublb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/ssublb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/ssublb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/ssublb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+ssublb z0.h, z1.b, z2.b
+// CHECK-INST: ssublb z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x10,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 10 42 45 <unknown>
+
+ssublb z29.s, z30.h, z31.h
+// CHECK-INST: ssublb z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x13,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 13 9f 45 <unknown>
+
+ssublb z31.d, z31.s, z31.s
+// CHECK-INST: ssublb z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x13,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 13 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/ssublt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/ssublt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/ssublt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/ssublt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+ssublt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssublt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssublt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssublt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssublt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssublt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssublt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssublt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+ssublt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: ssublt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+ssublt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: ssublt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/ssublt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/ssublt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/ssublt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/ssublt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+ssublt z0.h, z1.b, z2.b
+// CHECK-INST: ssublt z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x14,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 14 42 45 <unknown>
+
+ssublt z29.s, z30.h, z31.h
+// CHECK-INST: ssublt z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x17,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 17 9f 45 <unknown>
+
+ssublt z31.d, z31.s, z31.s
+// CHECK-INST: ssublt z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x17,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 17 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/ssubwb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/ssubwb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/ssubwb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/ssubwb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+ssubwb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssubwb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssubwb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssubwb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssubwb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssubwb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssubwb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssubwb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+ssubwb z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: ssubwb z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+ssubwb z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: ssubwb z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/ssubwb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/ssubwb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/ssubwb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/ssubwb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+ssubwb z0.h, z1.h, z2.b
+// CHECK-INST: ssubwb z0.h, z1.h, z2.b
+// CHECK-ENCODING: [0x20,0x50,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 50 42 45 <unknown>
+
+ssubwb z29.s, z30.s, z31.h
+// CHECK-INST: ssubwb z29.s, z30.s, z31.h
+// CHECK-ENCODING: [0xdd,0x53,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 53 9f 45 <unknown>
+
+ssubwb z31.d, z31.d, z31.s
+// CHECK-INST: ssubwb z31.d, z31.d, z31.s
+// CHECK-ENCODING: [0xff,0x53,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 53 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/ssubwt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/ssubwt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/ssubwt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/ssubwt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+ssubwt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssubwt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssubwt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssubwt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssubwt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssubwt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+ssubwt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: ssubwt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+ssubwt z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: ssubwt z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+ssubwt z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: ssubwt z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/ssubwt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/ssubwt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/ssubwt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/ssubwt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+ssubwt z0.h, z1.h, z2.b
+// CHECK-INST: ssubwt z0.h, z1.h, z2.b
+// CHECK-ENCODING: [0x20,0x54,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 54 42 45 <unknown>
+
+ssubwt z29.s, z30.s, z31.h
+// CHECK-INST: ssubwt z29.s, z30.s, z31.h
+// CHECK-ENCODING: [0xdd,0x57,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 57 9f 45 <unknown>
+
+ssubwt z31.d, z31.d, z31.s
+// CHECK-INST: ssubwt z31.d, z31.d, z31.s
+// CHECK-ENCODING: [0xff,0x57,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 57 df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/uabdlb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uabdlb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uabdlb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uabdlb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+uabdlb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uabdlb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uabdlb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uabdlb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uabdlb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uabdlb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uabdlb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uabdlb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+uabdlb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uabdlb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+uabdlb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uabdlb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/uabdlb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uabdlb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uabdlb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uabdlb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+uabdlb z0.h, z1.b, z2.b
+// CHECK-INST: uabdlb z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x38,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 38 42 45 <unknown>
+
+uabdlb z29.s, z30.h, z31.h
+// CHECK-INST: uabdlb z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x3b,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 3b 9f 45 <unknown>
+
+uabdlb z31.d, z31.s, z31.s
+// CHECK-INST: uabdlb z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x3b,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 3b df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/uabdlt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uabdlt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uabdlt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uabdlt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+uabdlt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uabdlt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uabdlt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uabdlt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uabdlt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uabdlt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uabdlt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uabdlt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+uabdlt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uabdlt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+uabdlt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uabdlt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/uabdlt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uabdlt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uabdlt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uabdlt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+uabdlt z0.h, z1.b, z2.b
+// CHECK-INST: uabdlt z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x3c,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 3c 42 45 <unknown>
+
+uabdlt z29.s, z30.h, z31.h
+// CHECK-INST: uabdlt z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x3f,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 3f 9f 45 <unknown>
+
+uabdlt z31.d, z31.s, z31.s
+// CHECK-INST: uabdlt z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x3f,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 3f df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/uaddlb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uaddlb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uaddlb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uaddlb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+uaddlb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddlb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddlb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddlb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddlb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddlb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddlb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddlb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+uaddlb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uaddlb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+uaddlb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uaddlb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/uaddlb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uaddlb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uaddlb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uaddlb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+uaddlb z0.h, z1.b, z2.b
+// CHECK-INST: uaddlb z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x08,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 08 42 45 <unknown>
+
+uaddlb z29.s, z30.h, z31.h
+// CHECK-INST: uaddlb z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x0b,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 0b 9f 45 <unknown>
+
+uaddlb z31.d, z31.s, z31.s
+// CHECK-INST: uaddlb z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x0b,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 0b df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/uaddlt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uaddlt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uaddlt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uaddlt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+uaddlt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddlt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddlt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddlt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddlt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddlt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddlt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddlt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+uaddlt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uaddlt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+uaddlt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uaddlt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/uaddlt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uaddlt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uaddlt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uaddlt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+uaddlt z0.h, z1.b, z2.b
+// CHECK-INST: uaddlt z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x0c,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 0c 42 45 <unknown>
+
+uaddlt z29.s, z30.h, z31.h
+// CHECK-INST: uaddlt z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x0f,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 0f 9f 45 <unknown>
+
+uaddlt z31.d, z31.s, z31.s
+// CHECK-INST: uaddlt z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x0f,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 0f df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/uaddwb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uaddwb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uaddwb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uaddwb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+uaddwb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddwb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddwb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddwb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddwb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddwb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddwb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddwb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+uaddwb z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uaddwb z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+uaddwb z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uaddwb z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/uaddwb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uaddwb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uaddwb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uaddwb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+uaddwb z0.h, z1.h, z2.b
+// CHECK-INST: uaddwb z0.h, z1.h, z2.b
+// CHECK-ENCODING: [0x20,0x48,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 48 42 45 <unknown>
+
+uaddwb z29.s, z30.s, z31.h
+// CHECK-INST: uaddwb z29.s, z30.s, z31.h
+// CHECK-ENCODING: [0xdd,0x4b,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 4b 9f 45 <unknown>
+
+uaddwb z31.d, z31.d, z31.s
+// CHECK-INST: uaddwb z31.d, z31.d, z31.s
+// CHECK-ENCODING: [0xff,0x4b,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 4b df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/uaddwt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uaddwt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uaddwt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uaddwt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+uaddwt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddwt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddwt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddwt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddwt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddwt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+uaddwt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: uaddwt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+uaddwt z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uaddwt z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+uaddwt z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: uaddwt z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/uaddwt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/uaddwt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/uaddwt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/uaddwt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+uaddwt z0.h, z1.h, z2.b
+// CHECK-INST: uaddwt z0.h, z1.h, z2.b
+// CHECK-ENCODING: [0x20,0x4c,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 4c 42 45 <unknown>
+
+uaddwt z29.s, z30.s, z31.h
+// CHECK-INST: uaddwt z29.s, z30.s, z31.h
+// CHECK-ENCODING: [0xdd,0x4f,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 4f 9f 45 <unknown>
+
+uaddwt z31.d, z31.d, z31.s
+// CHECK-INST: uaddwt z31.d, z31.d, z31.s
+// CHECK-ENCODING: [0xff,0x4f,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 4f df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/usublb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/usublb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/usublb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/usublb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+usublb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usublb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usublb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usublb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usublb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usublb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usublb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usublb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+usublb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: usublb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+usublb z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: usublb z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/usublb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/usublb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/usublb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/usublb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+usublb z0.h, z1.b, z2.b
+// CHECK-INST: usublb z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x18,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 18 42 45 <unknown>
+
+usublb z29.s, z30.h, z31.h
+// CHECK-INST: usublb z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x1b,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 1b 9f 45 <unknown>
+
+usublb z31.d, z31.s, z31.s
+// CHECK-INST: usublb z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x1b,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 1b df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/usublt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/usublt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/usublt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/usublt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+usublt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usublt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usublt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usublt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usublt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usublt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usublt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usublt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+usublt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: usublt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+usublt z0.d, z1.s, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: usublt z0.d, z1.s, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/usublt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/usublt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/usublt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/usublt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+usublt z0.h, z1.b, z2.b
+// CHECK-INST: usublt z0.h, z1.b, z2.b
+// CHECK-ENCODING: [0x20,0x1c,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 1c 42 45 <unknown>
+
+usublt z29.s, z30.h, z31.h
+// CHECK-INST: usublt z29.s, z30.h, z31.h
+// CHECK-ENCODING: [0xdd,0x1f,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 1f 9f 45 <unknown>
+
+usublt z31.d, z31.s, z31.s
+// CHECK-INST: usublt z31.d, z31.s, z31.s
+// CHECK-ENCODING: [0xff,0x1f,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 1f df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/usubwb-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/usubwb-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/usubwb-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/usubwb-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+usubwb z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usubwb z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usubwb z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usubwb z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usubwb z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usubwb z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usubwb z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usubwb z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+usubwb z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: usubwb z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+usubwb z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: usubwb z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/usubwb.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/usubwb.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/usubwb.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/usubwb.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+usubwb z0.h, z1.h, z2.b
+// CHECK-INST: usubwb z0.h, z1.h, z2.b
+// CHECK-ENCODING: [0x20,0x58,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 58 42 45 <unknown>
+
+usubwb z29.s, z30.s, z31.h
+// CHECK-INST: usubwb z29.s, z30.s, z31.h
+// CHECK-ENCODING: [0xdd,0x5b,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 5b 9f 45 <unknown>
+
+usubwb z31.d, z31.d, z31.s
+// CHECK-INST: usubwb z31.d, z31.d, z31.s
+// CHECK-ENCODING: [0xff,0x5b,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 5b df 45 <unknown>

Added: llvm/trunk/test/MC/AArch64/SVE2/usubwt-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/usubwt-diagnostics.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/usubwt-diagnostics.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/usubwt-diagnostics.s Fri May 24 02:28:27 2019
@@ -0,0 +1,40 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element width
+
+usubwt z0.b, z0.b, z0.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usubwt z0.b, z0.b, z0.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usubwt z0.h, z0.h, z0.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usubwt z0.h, z0.h, z0.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usubwt z0.s, z0.s, z0.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usubwt z0.s, z0.s, z0.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+usubwt z0.d, z0.d, z0.d
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: usubwt z0.d, z0.d, z0.d
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// --------------------------------------------------------------------------//
+// Negative tests for instructions that are incompatible with movprfx
+
+movprfx z31.d, p0/z, z6.d
+usubwt z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: usubwt z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+movprfx z31, z6
+usubwt z0.d, z1.d, z2.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
+// CHECK-NEXT: usubwt z0.d, z1.d, z2.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

Added: llvm/trunk/test/MC/AArch64/SVE2/usubwt.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/SVE2/usubwt.s?rev=361615&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/SVE2/usubwt.s (added)
+++ llvm/trunk/test/MC/AArch64/SVE2/usubwt.s Fri May 24 02:28:27 2019
@@ -0,0 +1,27 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
+// RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+
+usubwt z0.h, z1.h, z2.b
+// CHECK-INST: usubwt z0.h, z1.h, z2.b
+// CHECK-ENCODING: [0x20,0x5c,0x42,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: 20 5c 42 45 <unknown>
+
+usubwt z29.s, z30.s, z31.h
+// CHECK-INST: usubwt z29.s, z30.s, z31.h
+// CHECK-ENCODING: [0xdd,0x5f,0x9f,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: dd 5f 9f 45 <unknown>
+
+usubwt z31.d, z31.d, z31.s
+// CHECK-INST: usubwt z31.d, z31.d, z31.s
+// CHECK-ENCODING: [0xff,0x5f,0xdf,0x45]
+// CHECK-ERROR: instruction requires: sve2
+// CHECK-UNKNOWN: ff 5f df 45 <unknown>




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