[binutils-gdb] [AArch64] Add support for ARMv8.1 command line option

[Jiong Wang <jiwang at sourceware dot org>]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=88f0ea342dc6eb3d93a29895febdebe3e425a048

commit 88f0ea342dc6eb3d93a29895febdebe3e425a048
Author: Matthew Wahab <matthew.wahab@arm.com>
Date:   Thu Jun 4 11:14:07 2015 +0100

    [AArch64] Add support for ARMv8.1 command line option

Diff:
---
 gas/ChangeLog            | 6 ++++++
 gas/NEWS                 | 4 ++++
 gas/config/tc-aarch64.c  | 1 +
 gas/doc/c-aarch64.texi   | 3 ++-
 include/opcode/ChangeLog | 4 ++++
 include/opcode/aarch64.h | 9 +++++++++
 6 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 96c1b32..7424cf8 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2015-06-04  Matthew Wahab  <matthew.wahab@arm.com>
+
+	* NEWS: Mention ARMv8.1 support in the Aarch64 port.
+	* config/tc-aarch64.c (aarch64_arch_option_table): Add "armv8.1-a".
+	* doc/c-aarch64.texi (-march): Add "armv8.1-a".
+
 2015-06-04  Renlin Li  <renlin.li@arm.com>
 
 	* config/tc-arm.c (arm_init_frag): Use frag's thumb_mode information
diff --git a/gas/NEWS b/gas/NEWS
index 02a434c..986325d 100644
--- a/gas/NEWS
+++ b/gas/NEWS
@@ -2,6 +2,10 @@
 
 Changes in 2.26:
 
+* Support for the ARMv8.1 architecture has been added to the Aarch64 port.
+  Support for the individual ARMv8.1 Adv.SIMD, LOR and PAN architecture
+  extensions has also been added to the Aarch64 port.
+
 * Support for the ARMv8.1 architecture has been added to the ARM port.  Support
   for the individual ARMv8.1 Adv.SIMD and PAN architecture extensions has also
   been added to the ARM port.
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index 26df2f2..e95d5f6 100644
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -7383,6 +7383,7 @@ struct aarch64_arch_option_table
 static const struct aarch64_arch_option_table aarch64_archs[] = {
   {"all", AARCH64_ANY},
   {"armv8-a", AARCH64_ARCH_V8},
+  {"armv8.1-a", AARCH64_ARCH_V8_1},
   {NULL, AARCH64_ARCH_NONE}
 };
 
diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi
index 43c1a36..0fe3a84 100644
--- a/gas/doc/c-aarch64.texi
+++ b/gas/doc/c-aarch64.texi
@@ -81,7 +81,8 @@ extensions.
 This option specifies the target architecture.  The assembler will
 issue an error message if an attempt is made to assemble an
 instruction which will not execute on the target architecture.  The
-only value for @var{architecture} is @code{armv8-a}.
+following architecture names are recognized: @code{armv8-a} and
+@code{armv8.1-a}.
 
 If both @option{-mcpu} and @option{-march} are specified, the
 assembler will use the setting for @option{-mcpu}.  If neither are
diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index 8a57fac..0caabd5 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,7 @@
+2015-06-04  Matthew Wahab  <matthew.wahab@arm.com>
+
+	* aarch64.h (AARCH64_V8_1): New.
+
 2015-06-03  Matthew Wahab  <matthew.wahab@arm.com>
 
 	* arm.h (FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_1): New.
diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h
index c47f9dd..dcf0fef 100644
--- a/include/opcode/aarch64.h
+++ b/include/opcode/aarch64.h
@@ -47,6 +47,15 @@ typedef uint32_t aarch64_insn;
 #define AARCH64_ARCH_V8		AARCH64_FEATURE (AARCH64_FEATURE_V8, \
 						 AARCH64_FEATURE_FP  \
 						 | AARCH64_FEATURE_SIMD)
+#define AARCH64_ARCH_V8_1	AARCH64_FEATURE (AARCH64_FEATURE_V8, \
+						 AARCH64_FEATURE_FP  \
+						 | AARCH64_FEATURE_SIMD	\
+						 | AARCH64_FEATURE_LSE	\
+						 | AARCH64_FEATURE_PAN	\
+						 | AARCH64_FEATURE_LOR	\
+						 | AARCH64_FEATURE_RDMA)
+
+
 #define AARCH64_ARCH_NONE	AARCH64_FEATURE (0, 0)
 #define AARCH64_ANY		AARCH64_FEATURE (-1, 0)	/* Any basic core.  */