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-rw-r--r--llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td14
-rw-r--r--llvm/lib/Target/AArch64/SVEInstrFormats.td28
-rw-r--r--llvm/test/MC/AArch64/SVE/fabd-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fabd.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fadd-diagnostics.s32
-rw-r--r--llvm/test/MC/AArch64/SVE/fadd.s18
-rw-r--r--llvm/test/MC/AArch64/SVE/fdiv-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fdiv.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fdivr-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fdivr.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fmax-diagnostics.s31
-rw-r--r--llvm/test/MC/AArch64/SVE/fmax.s18
-rw-r--r--llvm/test/MC/AArch64/SVE/fmaxnm-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fmaxnm.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fmin-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fmin.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fminnm-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fminnm.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fmul-diagnostics.s32
-rw-r--r--llvm/test/MC/AArch64/SVE/fmul.s18
-rw-r--r--llvm/test/MC/AArch64/SVE/fmulx-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fmulx.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fscale-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fscale.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fsub-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fsub.s26
-rw-r--r--llvm/test/MC/AArch64/SVE/fsubr-diagnostics.s33
-rw-r--r--llvm/test/MC/AArch64/SVE/fsubr.s26
28 files changed, 781 insertions, 0 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td b/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
index 1edc36944a1..521253baf63 100644
--- a/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
+++ b/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
@@ -85,6 +85,20 @@ let Predicates = [HasSVE] in {
defm FMUL_ZPmI : sve_fp_2op_i_p_zds<0b010, "fmul", sve_fpimm_half_two>;
defm FMAX_ZPmI : sve_fp_2op_i_p_zds<0b110, "fmax", sve_fpimm_zero_one>;
+ defm FADD_ZPmZ : sve_fp_2op_p_zds<0b0000, "fadd">;
+ defm FSUB_ZPmZ : sve_fp_2op_p_zds<0b0001, "fsub">;
+ defm FMUL_ZPmZ : sve_fp_2op_p_zds<0b0010, "fmul">;
+ defm FSUBR_ZPmZ : sve_fp_2op_p_zds<0b0011, "fsubr">;
+ defm FMAXNM_ZPmZ : sve_fp_2op_p_zds<0b0100, "fmaxnm">;
+ defm FMINNM_ZPmZ : sve_fp_2op_p_zds<0b0101, "fminnm">;
+ defm FMAX_ZPmZ : sve_fp_2op_p_zds<0b0110, "fmax">;
+ defm FMIN_ZPmZ : sve_fp_2op_p_zds<0b0111, "fmin">;
+ defm FABD_ZPmZ : sve_fp_2op_p_zds<0b1000, "fabd">;
+ defm FSCALE_ZPmZ : sve_fp_2op_p_zds<0b1001, "fscale">;
+ defm FMULX_ZPmZ : sve_fp_2op_p_zds<0b1010, "fmulx">;
+ defm FDIVR_ZPmZ : sve_fp_2op_p_zds<0b1100, "fdivr">;
+ defm FDIV_ZPmZ : sve_fp_2op_p_zds<0b1101, "fdiv">;
+
defm FCADD_ZPmZ : sve_fp_fcadd<"fcadd">;
defm FCMLA_ZPmZZ : sve_fp_fcmla<"fcmla">;
diff --git a/llvm/lib/Target/AArch64/SVEInstrFormats.td b/llvm/lib/Target/AArch64/SVEInstrFormats.td
index 2c37be691bb..5be8ef1afd2 100644
--- a/llvm/lib/Target/AArch64/SVEInstrFormats.td
+++ b/llvm/lib/Target/AArch64/SVEInstrFormats.td
@@ -958,6 +958,34 @@ multiclass sve_fp_2op_i_p_zds<bits<3> opc, string asm, Operand imm_ty> {
def _D : sve_fp_2op_i_p_zds<0b11, opc, asm, ZPR64, imm_ty>;
}
+class sve_fp_2op_p_zds<bits<2> sz, bits<4> opc, string asm,
+ ZPRRegOp zprty>
+: I<(outs zprty:$Zdn), (ins PPR3bAny:$Pg, zprty:$_Zdn, zprty:$Zm),
+ asm, "\t$Zdn, $Pg/m, $_Zdn, $Zm",
+ "",
+ []>, Sched<[]> {
+ bits<3> Pg;
+ bits<5> Zdn;
+ bits<5> Zm;
+ let Inst{31-24} = 0b01100101;
+ let Inst{23-22} = sz;
+ let Inst{21-20} = 0b00;
+ let Inst{19-16} = opc;
+ let Inst{15-13} = 0b100;
+ let Inst{12-10} = Pg;
+ let Inst{9-5} = Zm;
+ let Inst{4-0} = Zdn;
+
+ let Constraints = "$Zdn = $_Zdn";
+}
+
+multiclass sve_fp_2op_p_zds<bits<4> opc, string asm> {
+ def _H : sve_fp_2op_p_zds<0b01, opc, asm, ZPR16>;
+ def _S : sve_fp_2op_p_zds<0b10, opc, asm, ZPR32>;
+ def _D : sve_fp_2op_p_zds<0b11, opc, asm, ZPR64>;
+}
+
+
//===----------------------------------------------------------------------===//
// SVE Floating Point Multiply - Indexed Group
//===----------------------------------------------------------------------===//
diff --git a/llvm/test/MC/AArch64/SVE/fabd-diagnostics.s b/llvm/test/MC/AArch64/SVE/fabd-diagnostics.s
new file mode 100644
index 00000000000..aadebc61830
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fabd-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fabd z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fabd z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fabd z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fabd z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fabd z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fabd z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fabd z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fabd z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fabd.s b/llvm/test/MC/AArch64/SVE/fabd.s
new file mode 100644
index 00000000000..98bbc5050a3
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fabd.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fabd z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fabd z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x48,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 48 65 <unknown>
+
+fabd z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fabd z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x88,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 88 65 <unknown>
+
+fabd z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fabd z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc8,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c8 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fadd-diagnostics.s b/llvm/test/MC/AArch64/SVE/fadd-diagnostics.s
index 6af5aaf8f45..587e03fdd85 100644
--- a/llvm/test/MC/AArch64/SVE/fadd-diagnostics.s
+++ b/llvm/test/MC/AArch64/SVE/fadd-diagnostics.s
@@ -27,3 +27,35 @@ fadd z0.h, p0/m, z0.h, #0.9999999999999999999999999
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0.
// CHECK-NEXT: fadd z0.h, p0/m, z0.h, #0.9999999999999999999999999
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fadd z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fadd z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fadd z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fadd z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fadd z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fadd z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fadd z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fadd z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fadd.s b/llvm/test/MC/AArch64/SVE/fadd.s
index 4beed12b05e..238305d993f 100644
--- a/llvm/test/MC/AArch64/SVE/fadd.s
+++ b/llvm/test/MC/AArch64/SVE/fadd.s
@@ -54,3 +54,21 @@ fadd z31.d, p7/m, z31.d, #1.0
// CHECK-ENCODING: [0x3f,0x9c,0xd8,0x65]
// CHECK-ERROR: instruction requires: sve
// CHECK-UNKNOWN: 3f 9c d8 65 <unknown>
+
+fadd z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fadd z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x40,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 40 65 <unknown>
+
+fadd z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fadd z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x80,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 80 65 <unknown>
+
+fadd z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fadd z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc0,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c0 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fdiv-diagnostics.s b/llvm/test/MC/AArch64/SVE/fdiv-diagnostics.s
new file mode 100644
index 00000000000..48d8b693ebf
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fdiv-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fdiv z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fdiv z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fdiv z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fdiv z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fdiv z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fdiv z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fdiv z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fdiv z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fdiv.s b/llvm/test/MC/AArch64/SVE/fdiv.s
new file mode 100644
index 00000000000..112d202d5ab
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fdiv.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fdiv z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fdiv z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x4d,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 4d 65 <unknown>
+
+fdiv z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fdiv z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x8d,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 8d 65 <unknown>
+
+fdiv z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fdiv z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xcd,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f cd 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fdivr-diagnostics.s b/llvm/test/MC/AArch64/SVE/fdivr-diagnostics.s
new file mode 100644
index 00000000000..031d6845c61
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fdivr-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fdivr z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fdivr z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fdivr z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fdivr z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fdivr z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fdivr z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fdivr z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fdivr z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fdivr.s b/llvm/test/MC/AArch64/SVE/fdivr.s
new file mode 100644
index 00000000000..3744dd95c69
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fdivr.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fdivr z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fdivr z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x4c,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 4c 65 <unknown>
+
+fdivr z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fdivr z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x8c,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 8c 65 <unknown>
+
+fdivr z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fdivr z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xcc,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f cc 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fmax-diagnostics.s b/llvm/test/MC/AArch64/SVE/fmax-diagnostics.s
index ae0e6d04d3d..e62aeb8247c 100644
--- a/llvm/test/MC/AArch64/SVE/fmax-diagnostics.s
+++ b/llvm/test/MC/AArch64/SVE/fmax-diagnostics.s
@@ -28,3 +28,34 @@ fmax z0.h, p0/m, z0.h, #0.9999999999999999999999999
// CHECK-NEXT: fmax z0.h, p0/m, z0.h, #0.9999999999999999999999999
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fmax z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fmax z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fmax z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmax z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fmax z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmax z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fmax z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fmax z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fmax.s b/llvm/test/MC/AArch64/SVE/fmax.s
index 5e774d56e5a..0e4a6d4c196 100644
--- a/llvm/test/MC/AArch64/SVE/fmax.s
+++ b/llvm/test/MC/AArch64/SVE/fmax.s
@@ -48,3 +48,21 @@ fmax z0.d, p0/m, z0.d, #0.0
// CHECK-ENCODING: [0x00,0x80,0xde,0x65]
// CHECK-ERROR: instruction requires: sve
// CHECK-UNKNOWN: 00 80 de 65 <unknown>
+
+fmax z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fmax z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x46,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 46 65 <unknown>
+
+fmax z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fmax z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x86,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 86 65 <unknown>
+
+fmax z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fmax z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc6,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c6 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fmaxnm-diagnostics.s b/llvm/test/MC/AArch64/SVE/fmaxnm-diagnostics.s
new file mode 100644
index 00000000000..467585ac7c5
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fmaxnm-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fmaxnm z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fmaxnm z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fmaxnm z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmaxnm z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fmaxnm z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmaxnm z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fmaxnm z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fmaxnm z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fmaxnm.s b/llvm/test/MC/AArch64/SVE/fmaxnm.s
new file mode 100644
index 00000000000..cc5143c3d78
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fmaxnm.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fmaxnm z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fmaxnm z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x44,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 44 65 <unknown>
+
+fmaxnm z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fmaxnm z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x84,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 84 65 <unknown>
+
+fmaxnm z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fmaxnm z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc4,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c4 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fmin-diagnostics.s b/llvm/test/MC/AArch64/SVE/fmin-diagnostics.s
new file mode 100644
index 00000000000..7bf848a847d
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fmin-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fmin z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fmin z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fmin z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmin z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fmin z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmin z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fmin z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fmin z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fmin.s b/llvm/test/MC/AArch64/SVE/fmin.s
new file mode 100644
index 00000000000..18c6cfbd6cd
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fmin.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fmin z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fmin z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x47,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 47 65 <unknown>
+
+fmin z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fmin z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x87,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 87 65 <unknown>
+
+fmin z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fmin z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc7,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c7 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fminnm-diagnostics.s b/llvm/test/MC/AArch64/SVE/fminnm-diagnostics.s
new file mode 100644
index 00000000000..1cd7b593d2d
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fminnm-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fminnm z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fminnm z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fminnm z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fminnm z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fminnm z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fminnm z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fminnm z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fminnm z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fminnm.s b/llvm/test/MC/AArch64/SVE/fminnm.s
new file mode 100644
index 00000000000..a8d74722aa1
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fminnm.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fminnm z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fminnm z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x45,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 45 65 <unknown>
+
+fminnm z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fminnm z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x85,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 85 65 <unknown>
+
+fminnm z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fminnm z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc5,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c5 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fmul-diagnostics.s b/llvm/test/MC/AArch64/SVE/fmul-diagnostics.s
index 6b5ddc893fa..2000b33df51 100644
--- a/llvm/test/MC/AArch64/SVE/fmul-diagnostics.s
+++ b/llvm/test/MC/AArch64/SVE/fmul-diagnostics.s
@@ -90,3 +90,35 @@ fmul z0.d, z0.d, z0.d[2]
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector lane must be an integer in range [0, 1].
// CHECK-NEXT: fmul z0.d, z0.d, z0.d[2]
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fmul z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fmul z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fmul z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmul z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fmul z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmul z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fmul z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fmul z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fmul.s b/llvm/test/MC/AArch64/SVE/fmul.s
index 4f71cb5452a..128be97e4c8 100644
--- a/llvm/test/MC/AArch64/SVE/fmul.s
+++ b/llvm/test/MC/AArch64/SVE/fmul.s
@@ -84,3 +84,21 @@ fmul z31.d, z31.d, z15.d[1]
// CHECK-ENCODING: [0xff,0x23,0xff,0x64]
// CHECK-ERROR: instruction requires: sve
// CHECK-UNKNOWN: ff 23 ff 64 <unknown>
+
+fmul z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fmul z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x42,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 42 65 <unknown>
+
+fmul z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fmul z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x82,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 82 65 <unknown>
+
+fmul z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fmul z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc2,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c2 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fmulx-diagnostics.s b/llvm/test/MC/AArch64/SVE/fmulx-diagnostics.s
new file mode 100644
index 00000000000..9b0c6c9868e
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fmulx-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fmulx z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fmulx z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fmulx z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmulx z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fmulx z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fmulx z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fmulx z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fmulx z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fmulx.s b/llvm/test/MC/AArch64/SVE/fmulx.s
new file mode 100644
index 00000000000..a1c8e6b9325
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fmulx.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fmulx z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fmulx z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x4a,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 4a 65 <unknown>
+
+fmulx z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fmulx z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x8a,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 8a 65 <unknown>
+
+fmulx z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fmulx z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xca,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f ca 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fscale-diagnostics.s b/llvm/test/MC/AArch64/SVE/fscale-diagnostics.s
new file mode 100644
index 00000000000..34a3c331177
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fscale-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fscale z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fscale z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fscale z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fscale z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fscale z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fscale z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fscale z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fscale z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fscale.s b/llvm/test/MC/AArch64/SVE/fscale.s
new file mode 100644
index 00000000000..0ce3d7ecb9a
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fscale.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fscale z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fscale z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x49,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 49 65 <unknown>
+
+fscale z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fscale z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x89,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 89 65 <unknown>
+
+fscale z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fscale z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc9,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c9 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fsub-diagnostics.s b/llvm/test/MC/AArch64/SVE/fsub-diagnostics.s
new file mode 100644
index 00000000000..cb44c2adc79
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fsub-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fsub z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fsub z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fsub z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fsub z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fsub z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fsub z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fsub z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fsub z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fsub.s b/llvm/test/MC/AArch64/SVE/fsub.s
new file mode 100644
index 00000000000..e9e060f0259
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fsub.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fsub z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fsub z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x41,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 41 65 <unknown>
+
+fsub z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fsub z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x81,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 81 65 <unknown>
+
+fsub z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fsub z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc1,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c1 65 <unknown>
diff --git a/llvm/test/MC/AArch64/SVE/fsubr-diagnostics.s b/llvm/test/MC/AArch64/SVE/fsubr-diagnostics.s
new file mode 100644
index 00000000000..c8ea652ebfd
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fsubr-diagnostics.s
@@ -0,0 +1,33 @@
+// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s
+
+
+// ------------------------------------------------------------------------- //
+// Tied operands must match
+
+fsubr z0.h, p7/m, z1.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
+// CHECK-NEXT: fsubr z0.h, p7/m, z1.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid element widths.
+
+fsubr z0.b, p7/m, z0.b, z31.b
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fsubr z0.b, p7/m, z0.b, z31.b
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+fsubr z0.h, p7/m, z0.h, z31.s
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
+// CHECK-NEXT: fsubr z0.h, p7/m, z0.h, z31.s
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
+
+
+// ------------------------------------------------------------------------- //
+// Invalid predicate
+
+fsubr z0.h, p8/m, z0.h, z31.h
+// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
+// CHECK-NEXT: fsubr z0.h, p8/m, z0.h, z31.h
+// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
diff --git a/llvm/test/MC/AArch64/SVE/fsubr.s b/llvm/test/MC/AArch64/SVE/fsubr.s
new file mode 100644
index 00000000000..27ca0195a4e
--- /dev/null
+++ b/llvm/test/MC/AArch64/SVE/fsubr.s
@@ -0,0 +1,26 @@
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %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=+sve < %s \
+// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
+// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+
+fsubr z0.h, p7/m, z0.h, z31.h
+// CHECK-INST: fsubr z0.h, p7/m, z0.h, z31.h
+// CHECK-ENCODING: [0xe0,0x9f,0x43,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 43 65 <unknown>
+
+fsubr z0.s, p7/m, z0.s, z31.s
+// CHECK-INST: fsubr z0.s, p7/m, z0.s, z31.s
+// CHECK-ENCODING: [0xe0,0x9f,0x83,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f 83 65 <unknown>
+
+fsubr z0.d, p7/m, z0.d, z31.d
+// CHECK-INST: fsubr z0.d, p7/m, z0.d, z31.d
+// CHECK-ENCODING: [0xe0,0x9f,0xc3,0x65]
+// CHECK-ERROR: instruction requires: sve
+// CHECK-UNKNOWN: e0 9f c3 65 <unknown>
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