x86: Support GNU_PROPERTY_X86_FEATURE_2_TMM

Support GNU_PROPERTY_X86_FEATURE_2_TMM in

https://gitlab.com/x86-psABIs/x86-64-ABI/-/merge_requests/1

 #define GNU_PROPERTY_X86_FEATURE_2_TMM      (1U << 10)

binutils/

	* readelf.c (decode_x86_feature_2): Handle
	GNU_PROPERTY_X86_FEATURE_2_TMM.

gas/

	* config/tc-i386.c (output_insn): Check i.xstate to set
	GNU_PROPERTY_X86_FEATURE_2_TMM.
	* testsuite/gas/i386/i386.exp: Run x86-64-property-7,
	x86-64-property-8 and x86-64-property-9.
	* testsuite/gas/i386/x86-64-property-7.d: New file.
	* testsuite/gas/i386/x86-64-property-7.s: Likewise.
	* testsuite/gas/i386/x86-64-property-8.d: Likewise.
	* testsuite/gas/i386/x86-64-property-8.s: Likewise.
	* testsuite/gas/i386/x86-64-property-9.d: Likewise.
	* testsuite/gas/i386/x86-64-property-9.s: Likewise.

include/

	* elf/common.h (GNU_PROPERTY_X86_FEATURE_2_TMM): New.

9 files changed, 53 insertions, 0 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 003e37d..3371d7b 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,16 @@
+2020-07-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/tc-i386.c (output_insn): Check i.xstate to set
+	GNU_PROPERTY_X86_FEATURE_2_TMM.
+	* testsuite/gas/i386/i386.exp: Run x86-64-property-7,
+	x86-64-property-8 and x86-64-property-9.
+	* testsuite/gas/i386/x86-64-property-7.d: New file.
+	* testsuite/gas/i386/x86-64-property-7.s: Likewise.
+	* testsuite/gas/i386/x86-64-property-8.d: Likewise.
+	* testsuite/gas/i386/x86-64-property-8.s: Likewise.
+	* testsuite/gas/i386/x86-64-property-9.d: Likewise.
+	* testsuite/gas/i386/x86-64-property-9.s: Likewise.
+
 2020-07-10  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* config/tc-i386.c (_i386_insn): Remove has_regmmx, has_regxmm,
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c
index 0eb2b94..18f685c 100644
--- a/gas/config/tc-i386.c
+++ b/gas/config/tc-i386.c
@@ -9183,6 +9183,10 @@ output_insn (void)
 	x86_feature_2_used |= GNU_PROPERTY_X86_FEATURE_2_XSAVEOPT;
       if (i.tm.cpu_flags.bitfield.cpuxsavec)
 	x86_feature_2_used |= GNU_PROPERTY_X86_FEATURE_2_XSAVEC;
+
+      if ((i.xstate & xstate_tmm) == xstate_tmm
+	  || i.tm.cpu_flags.bitfield.cpuamx_tile)
+	x86_feature_2_used |= GNU_PROPERTY_X86_FEATURE_2_TMM;
     }
 #endif
 
diff --git a/gas/testsuite/gas/i386/i386.exp b/gas/testsuite/gas/i386/i386.exp
index ab56209..27a425a 100644
--- a/gas/testsuite/gas/i386/i386.exp
+++ b/gas/testsuite/gas/i386/i386.exp
@@ -1217,6 +1217,9 @@ if [expr ([istarget "i*86-*-*"] || [istarget "x86_64-*-*"]) && [gas_64_check]] t
 	run_dump_test "x86-64-property-4"
 	run_dump_test "x86-64-property-5"
 	run_dump_test "x86-64-property-6"
+	run_dump_test "x86-64-property-7"
+	run_dump_test "x86-64-property-8"
+	run_dump_test "x86-64-property-9"
 
 	if {[istarget "*-*-linux*"]} then {
 	    run_dump_test "x86-64-align-branch-3"
diff --git a/gas/testsuite/gas/i386/x86-64-property-7.d b/gas/testsuite/gas/i386/x86-64-property-7.d
new file mode 100644
index 0000000..e938cc9
--- /dev/null
+++ b/gas/testsuite/gas/i386/x86-64-property-7.d
@@ -0,0 +1,9 @@
+#name: x86-64 property 4
+#as: -mx86-used-note=yes --generate-missing-build-notes=no
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ 	]+Owner[ 	]+Data size[ 	]+Description
+  GNU                  0x[0-9a-f]+	NT_GNU_PROPERTY_TYPE_0
+      Properties: x86 ISA used: <None>
+	x86 feature used: x86, TMM
diff --git a/gas/testsuite/gas/i386/x86-64-property-7.s b/gas/testsuite/gas/i386/x86-64-property-7.s
new file mode 100644
index 0000000..bfa255b
--- /dev/null
+++ b/gas/testsuite/gas/i386/x86-64-property-7.s
@@ -0,0 +1,2 @@
+	.text
+	tdpbuud %tmm3, %tmm2, %tmm1
diff --git a/gas/testsuite/gas/i386/x86-64-property-8.d b/gas/testsuite/gas/i386/x86-64-property-8.d
new file mode 100644
index 0000000..e938cc9
--- /dev/null
+++ b/gas/testsuite/gas/i386/x86-64-property-8.d
@@ -0,0 +1,9 @@
+#name: x86-64 property 4
+#as: -mx86-used-note=yes --generate-missing-build-notes=no
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ 	]+Owner[ 	]+Data size[ 	]+Description
+  GNU                  0x[0-9a-f]+	NT_GNU_PROPERTY_TYPE_0
+      Properties: x86 ISA used: <None>
+	x86 feature used: x86, TMM
diff --git a/gas/testsuite/gas/i386/x86-64-property-8.s b/gas/testsuite/gas/i386/x86-64-property-8.s
new file mode 100644
index 0000000..23c270b
--- /dev/null
+++ b/gas/testsuite/gas/i386/x86-64-property-8.s
@@ -0,0 +1,2 @@
+	.text
+	tilerelease
diff --git a/gas/testsuite/gas/i386/x86-64-property-9.d b/gas/testsuite/gas/i386/x86-64-property-9.d
new file mode 100644
index 0000000..e938cc9
--- /dev/null
+++ b/gas/testsuite/gas/i386/x86-64-property-9.d
@@ -0,0 +1,9 @@
+#name: x86-64 property 4
+#as: -mx86-used-note=yes --generate-missing-build-notes=no
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ 	]+Owner[ 	]+Data size[ 	]+Description
+  GNU                  0x[0-9a-f]+	NT_GNU_PROPERTY_TYPE_0
+      Properties: x86 ISA used: <None>
+	x86 feature used: x86, TMM
diff --git a/gas/testsuite/gas/i386/x86-64-property-9.s b/gas/testsuite/gas/i386/x86-64-property-9.s
new file mode 100644
index 0000000..14d8c5d
--- /dev/null
+++ b/gas/testsuite/gas/i386/x86-64-property-9.s
@@ -0,0 +1,2 @@
+	.text
+	tileloaddt1 (%rcx), %tmm5