[gas][aarch64] Armv8.6-a option [1/X]

Hi,

This patch is part of a series that adds support for Armv8.6-A
to binutils.
This first patch adds the Armv8.6-A flag to binutils.
No instructions are behind it at the moment.

Commited on behalf of Mihail Ionescu.

gas/ChangeLog:

2019-11-07  Mihail Ionescu  <mihail.ionescu@arm.com>
2019-11-07  Matthew Malcomson  <matthew.malcomson@arm.com>

	* config/tc-aarch64.c (armv8.6-a): New arch.
	* doc/c-aarch64.texi (armv8.6-a): Document new arch.

include/ChangeLog:

2019-11-07  Mihail Ionescu  <mihail.ionescu@arm.com>
2019-11-07  Matthew Malcomson  <matthew.malcomson@arm.com>

	* opcode/aarch64.h (AARCH64_FEATURE_V8_6): New.
	(AARCH64_ARCH_V8_6): New.

opcodes/ChangeLog:

2019-11-07  Mihail Ionescu  <mihail.ionescu@arm.com>
2019-11-07  Matthew Malcomson  <matthew.malcomson@arm.com>

	* aarch64-tbl.h (ARMV8_6): New macro.

Is it ok for trunk?

Regards,
Mihail

diff --git a/gas/ChangeLog b/gas/ChangeLog
index e59f3d9bcc442d2abec97a2cb880cfd28cd95f23..40481d26b4fa675448bb4e026132943a1026fe64 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2019-11-07  Mihail Ionescu  <mihail.ionescu@arm.com>
+2019-11-07  Matthew Malcomson  <matthew.malcomson@arm.com>
+
+       * config/tc-aarch64.c (armv8.6-a): New arch.
+       * doc/c-aarch64.texi (armv8.6-a): Document new arch.
+
 2019-11-07  Jan Beulich  <jbeulich@suse.com>
 
        * config/tc-i386.c (cpu_arch): Add .rdpru and .mcommit entries.

diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index b4ee0625ce5abea7e908d092c21c2c091cb4a4d7..fb1ec0bcc31116cb320fe2530bdc74995b0bf7dc 100644 (file)
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -8918,6 +8918,7 @@ static const struct aarch64_arch_option_table aarch64_archs[] = {
   {"armv8.3-a", AARCH64_ARCH_V8_3},
   {"armv8.4-a", AARCH64_ARCH_V8_4},
   {"armv8.5-a", AARCH64_ARCH_V8_5},
+  {"armv8.6-a", AARCH64_ARCH_V8_6},
   {NULL, AARCH64_ARCH_NONE}
 };
 

diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi
index 2c236e2c84a202598dcd16e70e4924e64575dcd8..a83a859e4d6cdf69b61080d728fafb68ff0131a2 100644 (file)
--- a/gas/doc/c-aarch64.texi
+++ b/gas/doc/c-aarch64.texi
@@ -100,7 +100,7 @@ issue an error message if an attempt is made to assemble an
 instruction which will not execute on the target architecture.  The
 following architecture names are recognized: @code{armv8-a},
 @code{armv8.1-a}, @code{armv8.2-a}, @code{armv8.3-a}, @code{armv8.4-a}
-and @code{armv8.5-a}.
+@code{armv8.5-a}, and @code{armv8.6-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/ChangeLog b/include/ChangeLog
index 64e59d9b7ce3acd9515c48f8ceee095c77cc02c4..246dc49031b41a6937d73fb9da4ec9e00982ea64 100644 (file)
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,9 @@
+2019-11-07  Mihail Ionescu  <mihail.ionescu@arm.com>
+2019-11-07  Matthew Malcomson  <matthew.malcomson@arm.com>
+
+       * opcode/aarch64.h (AARCH64_FEATURE_V8_6): New.
+       (AARCH64_ARCH_V8_6): New.
+
 2019-11-07  Alan Modra  <amodra@gmail.com>
 
        * elf/cr16c.h: Delete.

diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h
index d0bbe01be6cd4084054a5646107d2bc6ad82bd07..493e8f8655b06d2cd6be93362f4e71959e17362b 100644 (file)
--- a/include/opcode/aarch64.h
+++ b/include/opcode/aarch64.h
@@ -63,6 +63,7 @@ typedef uint32_t aarch64_insn;
 #define AARCH64_FEATURE_DOTPROD 0x080000000     /* Dot Product instructions.  */
 #define AARCH64_FEATURE_F16_FML        0x1000000000ULL /* v8.2 FP16FML ins.  */
 #define AARCH64_FEATURE_V8_5   0x2000000000ULL /* ARMv8.5 processors.  */
+#define AARCH64_FEATURE_V8_6   0x00000002      /* ARMv8.6 processors.  */
 
 /* Flag Manipulation insns.  */
 #define AARCH64_FEATURE_FLAGMANIP      0x4000000000ULL
@@ -129,7 +130,8 @@ typedef uint32_t aarch64_insn;
                                                 | AARCH64_FEATURE_SCXTNUM \
                                                 | AARCH64_FEATURE_ID_PFR2 \
                                                 | AARCH64_FEATURE_SSBS)
-
+#define AARCH64_ARCH_V8_6      AARCH64_FEATURE (AARCH64_ARCH_V8_5,     \
+                                                AARCH64_FEATURE_V8_6)
 
 #define AARCH64_ARCH_NONE      AARCH64_FEATURE (0, 0)
 #define AARCH64_ANY            AARCH64_FEATURE (-1, 0) /* Any basic core.  */

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 41f5d0cb82eca19142a98f0c29afcdb640188a7e..e357230e31caf088b0d7958d57decfb61f536abf 100644 (file)
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,8 @@
+2019-11-07  Mihail Ionescu  <mihail.ionescu@arm.com>
+2019-11-07  Matthew Malcomson  <matthew.malcomson@arm.com>
+
+       * aarch64-tbl.h (ARMV8_6): New macro.
+
 2019-11-07  Jan Beulich  <jbeulich@suse.com>
 
        * i386-dis.c (prefix_table): Add mcommit.

diff --git a/opcodes/aarch64-tbl.h b/opcodes/aarch64-tbl.h
index 00168dd12e9fe6336e32062b67ff0a1df946fc67..cdebac3f10a5e672eca9e02b1e189d4bc670f3f5 100644 (file)
--- a/opcodes/aarch64-tbl.h
+++ b/opcodes/aarch64-tbl.h
@@ -2343,6 +2343,8 @@ static const aarch64_feature_set aarch64_feature_sve2sm4 =
   AARCH64_FEATURE (AARCH64_FEATURE_SVE2 | AARCH64_FEATURE_SVE2_SM4, 0);
 static const aarch64_feature_set aarch64_feature_sve2bitperm =
   AARCH64_FEATURE (AARCH64_FEATURE_SVE2 | AARCH64_FEATURE_SVE2_BITPERM, 0);
+static const aarch64_feature_set aarch64_feature_v8_6 =
+  AARCH64_FEATURE (AARCH64_FEATURE_V8_6, 0);
 
 
 #define CORE           &aarch64_feature_v8
@@ -2384,6 +2386,7 @@ static const aarch64_feature_set aarch64_feature_sve2bitperm =
 #define SVE2_SHA3      &aarch64_feature_sve2sha3
 #define SVE2_SM4               &aarch64_feature_sve2sm4
 #define SVE2_BITPERM   &aarch64_feature_sve2bitperm
+#define ARMV8_6                &aarch64_feature_v8_6
 
 #define CORE_INSN(NAME,OPCODE,MASK,CLASS,OP,OPS,QUALS,FLAGS) \
   { NAME, OPCODE, MASK, CLASS, OP, CORE, OPS, QUALS, FLAGS, 0, 0, NULL }