x86: introduce .insn directive

For starters this deals with only very basic constructs.

5 files changed, 58 insertions, 0 deletions

diff --git a/gas/testsuite/gas/i386/i386.exp b/gas/testsuite/gas/i386/i386.exp
index 4d2150f..c44f071 100644
--- a/gas/testsuite/gas/i386/i386.exp
+++ b/gas/testsuite/gas/i386/i386.exp
@@ -68,6 +68,7 @@ if [gas_32_check] then {
     run_dump_test "intelok"
     run_dump_test "prefix"
     run_list_test "prefix32" "-al"
+    run_dump_test "insn-32"
     run_dump_test "lea"
     run_dump_test "lea16"
     run_dump_test "amd"
@@ -874,6 +875,7 @@ if [gas_64_check] then {
     run_dump_test "x86-64-sysenter-mixed"
     run_dump_test "x86-64-sysenter-amd"
     run_list_test "x86-64-sysenter-amd" "-mamd64"
+    run_dump_test "insn-64"
     run_dump_test "noreg64"
     run_list_test "noreg64"
     run_dump_test "noreg64-data16"
diff --git a/gas/testsuite/gas/i386/insn-32.d b/gas/testsuite/gas/i386/insn-32.d
new file mode 100644
index 0000000..d1b761c
--- /dev/null
+++ b/gas/testsuite/gas/i386/insn-32.d
@@ -0,0 +1,14 @@
+#objdump: -dw
+#name: .insn (32-bit code)
+
+.*: +file format .*
+
+Disassembly of section .text:
+
+0+ <insn>:
+[ 	]*[a-f0-9]+:	90[ 	]+nop
+[ 	]*[a-f0-9]+:	f3 90[ 	]+pause
+[ 	]*[a-f0-9]+:	f3 90[ 	]+pause
+[ 	]*[a-f0-9]+:	d9 ee[ 	]+fldz
+[ 	]*[a-f0-9]+:	f3 0f 01 e8[ 	]+setssbsy
+#pass
diff --git a/gas/testsuite/gas/i386/insn-32.s b/gas/testsuite/gas/i386/insn-32.s
new file mode 100644
index 0000000..71e8427
--- /dev/null
+++ b/gas/testsuite/gas/i386/insn-32.s
@@ -0,0 +1,14 @@
+	.text
+insn:
+	# nop
+	.insn 0x90
+
+	# pause
+	.insn 0xf390
+	.insn repe 0x90
+
+	# fldz
+	.insn 0xd9ee
+
+	# setssbsy
+	.insn 0xf30f01e8
diff --git a/gas/testsuite/gas/i386/insn-64.d b/gas/testsuite/gas/i386/insn-64.d
new file mode 100644
index 0000000..716e2a8
--- /dev/null
+++ b/gas/testsuite/gas/i386/insn-64.d
@@ -0,0 +1,14 @@
+#objdump: -dw
+#name: .insn (64-bit code)
+
+.*: +file format .*
+
+Disassembly of section .text:
+
+0+ <insn>:
+[ 	]*[a-f0-9]+:	90[ 	]+nop
+[ 	]*[a-f0-9]+:	f3 90[ 	]+pause
+[ 	]*[a-f0-9]+:	f3 90[ 	]+pause
+[ 	]*[a-f0-9]+:	d9 ee[ 	]+fldz
+[ 	]*[a-f0-9]+:	f3 0f 01 e8[ 	]+setssbsy
+#pass
diff --git a/gas/testsuite/gas/i386/insn-64.s b/gas/testsuite/gas/i386/insn-64.s
new file mode 100644
index 0000000..71e8427
--- /dev/null
+++ b/gas/testsuite/gas/i386/insn-64.s
@@ -0,0 +1,14 @@
+	.text
+insn:
+	# nop
+	.insn 0x90
+
+	# pause
+	.insn 0xf390
+	.insn repe 0x90
+
+	# fldz
+	.insn 0xd9ee
+
+	# setssbsy
+	.insn 0xf30f01e8