aarch64: Enable Cortex-X2 CPU

This patch is adding support for Cortex-X2 CPU.

gas:

	* NEWS: Update docs.
	* config/tc-aarch64.c: Add Cortex-X2.
	* doc/c-aarch64.texi: Update docs.

3 files changed, 9 insertions, 2 deletions

diff --git a/gas/NEWS b/gas/NEWS
index 1c556d3..2dc95aa 100644
--- a/gas/NEWS
+++ b/gas/NEWS
@@ -1,6 +1,6 @@
 -*- text -*-
 
-* Add support for Cortex-A510 and Cortex-A710 for AArch64.
+* Add support for Cortex-A510, Cortex-A710, Cortex-X2 for AArch64.
 
 * Outputs of .ds.x directive and .tfloat directive with hex input from
   x86 assembler have been reduced from 12 bytes to 10 bytes to match the
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index 490ebd7..2ea55d8 100644
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -9132,6 +9132,12 @@ static const struct aarch64_cpu_option_table aarch64_cpus[] = {
                 | AARCH64_FEATURE_SSBS
                 | AARCH64_FEATURE_PROFILE),
                 "Cortex-X1"},
+  {"cortex-x2", AARCH64_FEATURE (AARCH64_ARCH_V9,
+                AARCH64_FEATURE_BFLOAT16
+                | AARCH64_FEATURE_I8MM
+                | AARCH64_FEATURE_MEMTAG
+                | AARCH64_FEATURE_SVE2_BITPERM),
+                "Cortex-X2"},
   {"generic", AARCH64_ARCH_V8, NULL},
 
   {NULL, AARCH64_ARCH_NONE, NULL}
diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi
index ec2cdca..8263c1a 100644
--- a/gas/doc/c-aarch64.texi
+++ b/gas/doc/c-aarch64.texi
@@ -87,8 +87,9 @@ on the target processor.  The following processor names are recognized:
 @code{xgene1}
 @code{xgene2},
 @code{cortex-r82},
+@code{cortex-x1},
 and
-@code{cortex-x1}.
+@code{cortex-x2}.
 The special name @code{all} may be used to allow the assembler to accept
 instructions valid for any supported processor, including all optional
 extensions.