[2/2] aarch64: Add tests for FEAT_MOPS_GO instructions

diff --git a/gas/testsuite/gas/aarch64/mops_go.d b/gas/testsuite/gas/aarch64/mops_go.d
new file mode 100644
index 00000000000..ce27557fd37
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go.d
@@ -0,0 +1,68 @@ 
+# objdump: -dr
+
+.*
+
+
+Disassembly of section \.text:
+
+0+0 <\.text>:
+[^:]*:	1ddf0020 	setgop	\[x0\]!, x1!
+[^:]*:	1ddf4020 	setgom	\[x0\]!, x1!
+[^:]*:	1ddf8020 	setgoe	\[x0\]!, x1!
+[^:]*:	1ddf0001 	setgop	\[x1\]!, x0!
+[^:]*:	1ddf4001 	setgom	\[x1\]!, x0!
+[^:]*:	1ddf8001 	setgoe	\[x1\]!, x0!
+[^:]*:	1ddf020f 	setgop	\[x15\]!, x16!
+[^:]*:	1ddf420f 	setgom	\[x15\]!, x16!
+[^:]*:	1ddf820f 	setgoe	\[x15\]!, x16!
+[^:]*:	1ddf03c2 	setgop	\[x2\]!, x30!
+[^:]*:	1ddf43c2 	setgom	\[x2\]!, x30!
+[^:]*:	1ddf83c2 	setgoe	\[x2\]!, x30!
+[^:]*:	1ddf005e 	setgop	\[x30\]!, x2!
+[^:]*:	1ddf405e 	setgom	\[x30\]!, x2!
+[^:]*:	1ddf805e 	setgoe	\[x30\]!, x2!
+[^:]*:	1ddf1020 	setgopt	\[x0\]!, x1!
+[^:]*:	1ddf5020 	setgomt	\[x0\]!, x1!
+[^:]*:	1ddf9020 	setgoet	\[x0\]!, x1!
+[^:]*:	1ddf1001 	setgopt	\[x1\]!, x0!
+[^:]*:	1ddf5001 	setgomt	\[x1\]!, x0!
+[^:]*:	1ddf9001 	setgoet	\[x1\]!, x0!
+[^:]*:	1ddf120f 	setgopt	\[x15\]!, x16!
+[^:]*:	1ddf520f 	setgomt	\[x15\]!, x16!
+[^:]*:	1ddf920f 	setgoet	\[x15\]!, x16!
+[^:]*:	1ddf13c2 	setgopt	\[x2\]!, x30!
+[^:]*:	1ddf53c2 	setgomt	\[x2\]!, x30!
+[^:]*:	1ddf93c2 	setgoet	\[x2\]!, x30!
+[^:]*:	1ddf105e 	setgopt	\[x30\]!, x2!
+[^:]*:	1ddf505e 	setgomt	\[x30\]!, x2!
+[^:]*:	1ddf905e 	setgoet	\[x30\]!, x2!
+[^:]*:	1ddf2020 	setgopn	\[x0\]!, x1!
+[^:]*:	1ddf6020 	setgomn	\[x0\]!, x1!
+[^:]*:	1ddfa020 	setgoen	\[x0\]!, x1!
+[^:]*:	1ddf2001 	setgopn	\[x1\]!, x0!
+[^:]*:	1ddf6001 	setgomn	\[x1\]!, x0!
+[^:]*:	1ddfa001 	setgoen	\[x1\]!, x0!
+[^:]*:	1ddf220f 	setgopn	\[x15\]!, x16!
+[^:]*:	1ddf620f 	setgomn	\[x15\]!, x16!
+[^:]*:	1ddfa20f 	setgoen	\[x15\]!, x16!
+[^:]*:	1ddf23c2 	setgopn	\[x2\]!, x30!
+[^:]*:	1ddf63c2 	setgomn	\[x2\]!, x30!
+[^:]*:	1ddfa3c2 	setgoen	\[x2\]!, x30!
+[^:]*:	1ddf205e 	setgopn	\[x30\]!, x2!
+[^:]*:	1ddf605e 	setgomn	\[x30\]!, x2!
+[^:]*:	1ddfa05e 	setgoen	\[x30\]!, x2!
+[^:]*:	1ddf3020 	setgoptn	\[x0\]!, x1!
+[^:]*:	1ddf7020 	setgomtn	\[x0\]!, x1!
+[^:]*:	1ddfb020 	setgoetn	\[x0\]!, x1!
+[^:]*:	1ddf3001 	setgoptn	\[x1\]!, x0!
+[^:]*:	1ddf7001 	setgomtn	\[x1\]!, x0!
+[^:]*:	1ddfb001 	setgoetn	\[x1\]!, x0!
+[^:]*:	1ddf320f 	setgoptn	\[x15\]!, x16!
+[^:]*:	1ddf720f 	setgomtn	\[x15\]!, x16!
+[^:]*:	1ddfb20f 	setgoetn	\[x15\]!, x16!
+[^:]*:	1ddf33c2 	setgoptn	\[x2\]!, x30!
+[^:]*:	1ddf73c2 	setgomtn	\[x2\]!, x30!
+[^:]*:	1ddfb3c2 	setgoetn	\[x2\]!, x30!
+[^:]*:	1ddf305e 	setgoptn	\[x30\]!, x2!
+[^:]*:	1ddf705e 	setgomtn	\[x30\]!, x2!
+[^:]*:	1ddfb05e 	setgoetn	\[x30\]!, x2!
diff --git a/gas/testsuite/gas/aarch64/mops_go.s b/gas/testsuite/gas/aarch64/mops_go.s
new file mode 100644
index 00000000000..9951278d763
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go.s
@@ -0,0 +1,24 @@ 
+	.arch	armv9.6-a+mops-go+memtag
+
+	.macro	pme_seq, op, suffix, r1, r2
+	\op\()p\()\suffix \r1, \r2
+	\op\()m\()\suffix \r1, \r2
+	\op\()e\()\suffix \r1, \r2
+	.endm
+
+	.macro	set_op1_op2, op, suffix
+	pme_seq	\op, \suffix, [x0]!, x1!
+	pme_seq	\op, \suffix, [x1]!, x0!
+	pme_seq	\op, \suffix, [x15]!, x16!
+	pme_seq	\op, \suffix, [x2]!, x30!
+	pme_seq	\op, \suffix, [x30]!, x2!
+	.endm
+
+	.macro	set_all, op
+	set_op1_op2 \op
+	set_op1_op2 \op, t
+	set_op1_op2 \op, n
+	set_op1_op2 \op, tn
+	.endm
+
+	set_all	setgo
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid.d b/gas/testsuite/gas/aarch64/mops_go_invalid.d
new file mode 100644
index 00000000000..adf91262aec
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid.d
@@ -0,0 +1 @@ 
+#error_output: mops_go_invalid.l
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid.l b/gas/testsuite/gas/aarch64/mops_go_invalid.l
new file mode 100644
index 00000000000..8e7f8499589
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid.l
@@ -0,0 +1,25 @@ 
+[^:]+: Assembler messages:
+[^:]+:[0-9]+: Error: selected processor does not support `setgop .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgom .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgoe .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgopt .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgomt .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgoet .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgopn .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgomn .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgoen .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgoptn .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgomtn .*'
+[^:]+:[0-9]+: Error: selected processor does not support `setgoetn .*'
+[^:]+:[0-9]+: Warning: the preceding `setgop' should be followed by `setgom` rather than `ret` -- `ret'
+[^:]+:[0-9]+: Warning: the preceding `setgopt' should be followed by `setgomt` rather than `ret` -- `ret'
+[^:]+:[0-9]+: Warning: the preceding `setgopn' should be followed by `setgomn` rather than `ret` -- `ret'
+[^:]+:[0-9]+: Warning: the preceding `setgoptn' should be followed by `setgomtn` rather than `ret` -- `ret'
+[^:]+:[0-9]+: Warning: the preceding `setgom' should be followed by `setgoe` rather than `ret` -- `ret'
+[^:]+:[0-9]+: Warning: the preceding `setgomt' should be followed by `setgoet` rather than `ret` -- `ret'
+[^:]+:[0-9]+: Warning: the preceding `setgomn' should be followed by `setgoen` rather than `ret` -- `ret'
+[^:]+:[0-9]+: Warning: the preceding `setgomtn' should be followed by `setgoetn` rather than `ret` -- `ret'
+[^:]+:[0-9]+: Warning: instruction opens new dependency sequence without ending previous one .*
+[^:]+:[0-9]+: Warning: instruction opens new dependency sequence without ending previous one .*
+[^:]+:[0-9]+: Warning: instruction opens new dependency sequence without ending previous one .*
+[^:]+:[0-9]+: Warning: instruction opens new dependency sequence without ending previous one .*
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid.s b/gas/testsuite/gas/aarch64/mops_go_invalid.s
new file mode 100644
index 00000000000..388ddb8f27a
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid.s
@@ -0,0 +1,61 @@ 
+// Test for unsupported processor errors and warnings
+// about sequence of instrucions
+
+.arch		armv9.6-a
+
+setgop		[x0]!, x1!
+setgom		[x0]!, x1!
+setgoe		[x0]!, x1!
+setgopt		[x0]!, x1!
+setgomt		[x0]!, x1!
+setgoet		[x0]!, x1!
+setgopn		[x0]!, x1!
+setgomn		[x0]!, x1!
+setgoen		[x0]!, x1!
+setgoptn	[x0]!, x1!
+setgomtn	[x0]!, x1!
+setgoetn	[x0]!, x1!
+
+.arch		armv9.6-a+mops-go+memtag
+
+setgop		[x0]!, x1!
+ret
+setgopt		[x0]!, x1!
+ret
+setgopn		[x0]!, x1!
+ret
+setgoptn	[x0]!, x1!
+ret
+
+setgop		[x0]!, x1!
+setgom		[x0]!, x1!
+ret
+setgopt		[x0]!, x1!
+setgomt		[x0]!, x1!
+ret
+setgopn		[x0]!, x1!
+setgomn		[x0]!, x1!
+ret
+setgoptn	[x0]!, x1!
+setgomtn	[x0]!, x1!
+ret
+
+setgop		[x10]!, x11!
+setgop		[x0]!, x1!
+setgom		[x0]!, x1!
+setgoe		[x0]!, x1!
+
+setgopt		[x10]!, x11!
+setgop		[x0]!, x1!
+setgom		[x0]!, x1!
+setgoe		[x0]!, x1!
+
+setgopn		[x10]!, x11!
+setgop		[x0]!, x1!
+setgom		[x0]!, x1!
+setgoe		[x0]!, x1!
+
+setgoptn	[x10]!, x11!
+setgop		[x0]!, x1!
+setgom		[x0]!, x1!
+setgoe		[x0]!, x1!
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid_2.d b/gas/testsuite/gas/aarch64/mops_go_invalid_2.d
new file mode 100644
index 00000000000..9ac14e378cc
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid_2.d
@@ -0,0 +1 @@ 
+#error_output: mops_go_invalid_2.l
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid_2.l b/gas/testsuite/gas/aarch64/mops_go_invalid_2.l
new file mode 100644
index 00000000000..dd0c0213b4f
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid_2.l
@@ -0,0 +1,61 @@ 
+[^:]+: Assembler messages:
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgop \[x0]!,x0!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgom \[x0]!,x0!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgoe \[x0]!,x0!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgopt \[x1]!,x1!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgomt \[x1]!,x1!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgoet \[x1]!,x1!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgopn \[x2]!,x2!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgomn \[x2]!,x2!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgoen \[x2]!,x2!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgoptn \[x3]!,x3!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgomtn \[x3]!,x3!'
+[^:]+:[0-9]+: Error: the two register operands must be distinct from each other -- `setgoetn \[x3]!,x3!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgop \[xsp]!,x0!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgom \[xsp]!,x0!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgoe \[xsp]!,x0!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgopt \[xsp]!,x1!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgomt \[xsp]!,x1!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgoet \[xsp]!,x1!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgopn \[xsp]!,x2!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgomn \[xsp]!,x2!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgoen \[xsp]!,x2!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgoptn \[xsp]!,x3!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgomtn \[xsp]!,x3!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 1 -- `setgoetn \[xsp]!,x3!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgop \[x0]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgom \[x0]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgoe \[x0]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgopt \[x1]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgomt \[x1]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgoet \[x1]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgopn \[x2]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgomn \[x2]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgoen \[x2]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgoptn \[x3]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgomtn \[x3]!,xsp!'
+[^:]+:[0-9]+: Error: expected a 64-bit integer register at operand 2 -- `setgoetn \[x3]!,xsp!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgop \[x0],x0!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgom \[x0],x0!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgoe \[x0],x0!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgopt \[x1],x1!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgomt \[x1],x1!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgoet \[x1],x1!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgopn \[x2],x2!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgomn \[x2],x2!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgoen \[x2],x2!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgoptn \[x3],x3!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgomtn \[x3],x3!'
+[^:]+:[0-9]+: Error: operand 1 must be a register destination address with writeback -- `setgoetn \[x3],x3!'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgop \[x0]!,x0'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgom \[x0]!,x0'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgoe \[x0]!,x0'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgopt \[x1]!,x1'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgomt \[x1]!,x1'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgoet \[x1]!,x1'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgopn \[x2]!,x2'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgomn \[x2]!,x2'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgoen \[x2]!,x2'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgoptn \[x3]!,x3'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgomtn \[x3]!,x3'
+[^:]+:[0-9]+: Error: operand 2 must be an integer register with writeback -- `setgoetn \[x3]!,x3'
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid_2.s b/gas/testsuite/gas/aarch64/mops_go_invalid_2.s
new file mode 100644
index 00000000000..c7990fd3e0a
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid_2.s
@@ -0,0 +1,74 @@ 
+// Test diagnostics for wrong register operands used
+// and lack of writeback
+
+.arch		armv9.6-a+mops-go+memtag
+
+// Operands must differ
+setgop		[x0]!, x0!
+setgom		[x0]!, x0!
+setgoe		[x0]!, x0!
+setgopt		[x1]!, x1!
+setgomt		[x1]!, x1!
+setgoet		[x1]!, x1!
+setgopn		[x2]!, x2!
+setgomn		[x2]!, x2!
+setgoen		[x2]!, x2!
+setgoptn	[x3]!, x3!
+setgomtn	[x3]!, x3!
+setgoetn	[x3]!, x3!
+
+// Operands must be 64-registers
+setgop		[xsp]!, x0!
+setgom		[xsp]!, x0!
+setgoe		[xsp]!, x0!
+setgopt		[xsp]!, x1!
+setgomt		[xsp]!, x1!
+setgoet		[xsp]!, x1!
+setgopn		[xsp]!, x2!
+setgomn		[xsp]!, x2!
+setgoen		[xsp]!, x2!
+setgoptn	[xsp]!, x3!
+setgomtn	[xsp]!, x3!
+setgoetn	[xsp]!, x3!
+
+// Operands must be 64-registers
+setgop		[x0]!, xsp!
+setgom		[x0]!, xsp!
+setgoe		[x0]!, xsp!
+setgopt		[x1]!, xsp!
+setgomt		[x1]!, xsp!
+setgoet		[x1]!, xsp!
+setgopn		[x2]!, xsp!
+setgomn		[x2]!, xsp!
+setgoen		[x2]!, xsp!
+setgoptn	[x3]!, xsp!
+setgomtn	[x3]!, xsp!
+setgoetn	[x3]!, xsp!
+
+// Missing writeback in 1st operand
+setgop		[x0], x0!
+setgom		[x0], x0!
+setgoe		[x0], x0!
+setgopt		[x1], x1!
+setgomt		[x1], x1!
+setgoet		[x1], x1!
+setgopn		[x2], x2!
+setgomn		[x2], x2!
+setgoen		[x2], x2!
+setgoptn	[x3], x3!
+setgomtn	[x3], x3!
+setgoetn	[x3], x3!
+
+// Missing writeback in 2nd operand
+setgop		[x0]!, x0
+setgom		[x0]!, x0
+setgoe		[x0]!, x0
+setgopt		[x1]!, x1
+setgomt		[x1]!, x1
+setgoet		[x1]!, x1
+setgopn		[x2]!, x2
+setgomn		[x2]!, x2
+setgoen		[x2]!, x2
+setgoptn	[x3]!, x3
+setgomtn	[x3]!, x3
+setgoetn	[x3]!, x3
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid_3.d b/gas/testsuite/gas/aarch64/mops_go_invalid_3.d
new file mode 100644
index 00000000000..b5ed410a234
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid_3.d
@@ -0,0 +1 @@ 
+#warning_output: mops_go_invalid_3.l
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid_3.l b/gas/testsuite/gas/aarch64/mops_go_invalid_3.l
new file mode 100644
index 00000000000..516a088ba45
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid_3.l
@@ -0,0 +1,17 @@ 
+[^:]+: Assembler messages:
+[^:]+:[0-9]+: Warning: destination register differs from preceding instruction at operand 1 -- `setgom \[x2]!,x1!'
+[^:]+:[0-9]+: Warning: size register differs from preceding instruction at operand 2 -- `setgom \[x0]!,x2!'
+[^:]+:[0-9]+: Warning: destination register differs from preceding instruction at operand 1 -- `setgoe \[x2]!,x1!'
+[^:]+:[0-9]+: Warning: size register differs from preceding instruction at operand 2 -- `setgoe \[x0]!,x2!'
+[^:]+:[0-9]+: Warning: destination register differs from preceding instruction at operand 1 -- `setgomt \[x2]!,x1!'
+[^:]+:[0-9]+: Warning: size register differs from preceding instruction at operand 2 -- `setgomt \[x0]!,x2!'
+[^:]+:[0-9]+: Warning: destination register differs from preceding instruction at operand 1 -- `setgoet \[x2]!,x1!'
+[^:]+:[0-9]+: Warning: size register differs from preceding instruction at operand 2 -- `setgoet \[x0]!,x2!'
+[^:]+:[0-9]+: Warning: destination register differs from preceding instruction at operand 1 -- `setgomn \[x2]!,x1!'
+[^:]+:[0-9]+: Warning: size register differs from preceding instruction at operand 2 -- `setgomn \[x0]!,x2!'
+[^:]+:[0-9]+: Warning: destination register differs from preceding instruction at operand 1 -- `setgoen \[x2]!,x1!'
+[^:]+:[0-9]+: Warning: size register differs from preceding instruction at operand 2 -- `setgoen \[x0]!,x2!'
+[^:]+:[0-9]+: Warning: destination register differs from preceding instruction at operand 1 -- `setgomtn \[x2]!,x1!'
+[^:]+:[0-9]+: Warning: size register differs from preceding instruction at operand 2 -- `setgomtn \[x0]!,x2!'
+[^:]+:[0-9]+: Warning: destination register differs from preceding instruction at operand 1 -- `setgoetn \[x2]!,x1!'
+[^:]+:[0-9]+: Warning: size register differs from preceding instruction at operand 2 -- `setgoetn \[x0]!,x2!'
diff --git a/gas/testsuite/gas/aarch64/mops_go_invalid_3.s b/gas/testsuite/gas/aarch64/mops_go_invalid_3.s
new file mode 100644
index 00000000000..a55f619b8c2
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mops_go_invalid_3.s
@@ -0,0 +1,55 @@ 
+// Test warnings about different operands in subsequent instructions
+
+.arch		armv9.6-a+mops-go+memtag
+
+setgop		[x0]!, x1!
+setgom		[x2]!, x1!
+setgoe		[x2]!, x1!
+setgop		[x0]!, x1!
+setgom		[x0]!, x2!
+setgoe		[x0]!, x2!
+setgop		[x0]!, x1!
+setgom		[x0]!, x1!
+setgoe		[x2]!, x1!
+setgop		[x0]!, x1!
+setgom		[x0]!, x1!
+setgoe		[x0]!, x2!
+
+setgopt		[x0]!, x1!
+setgomt		[x2]!, x1!
+setgoet		[x2]!, x1!
+setgopt		[x0]!, x1!
+setgomt		[x0]!, x2!
+setgoet		[x0]!, x2!
+setgopt		[x0]!, x1!
+setgomt		[x0]!, x1!
+setgoet		[x2]!, x1!
+setgopt		[x0]!, x1!
+setgomt		[x0]!, x1!
+setgoet		[x0]!, x2!
+
+setgopn		[x0]!, x1!
+setgomn		[x2]!, x1!
+setgoen		[x2]!, x1!
+setgopn		[x0]!, x1!
+setgomn		[x0]!, x2!
+setgoen		[x0]!, x2!
+setgopn		[x0]!, x1!
+setgomn		[x0]!, x1!
+setgoen		[x2]!, x1!
+setgopn		[x0]!, x1!
+setgomn		[x0]!, x1!
+setgoen		[x0]!, x2!
+
+setgoptn	[x0]!, x1!
+setgomtn	[x2]!, x1!
+setgoetn	[x2]!, x1!
+setgoptn	[x0]!, x1!
+setgomtn	[x0]!, x2!
+setgoetn	[x0]!, x2!
+setgoptn	[x0]!, x1!
+setgomtn	[x0]!, x1!
+setgoetn	[x2]!, x1!
+setgoptn	[x0]!, x1!
+setgomtn	[x0]!, x1!
+setgoetn	[x0]!, x2!