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[binutils-gdb] [ARM] Add ARMv8.2 architecture feature and command line option.


https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=56a1b672f4b97b10b093f02540dff1c855a69855

commit 56a1b672f4b97b10b093f02540dff1c855a69855
Author: Matthew Wahab <matthew.wahab@arm.com>
Date:   Thu Nov 19 09:24:14 2015 +0000

    [ARM] Add ARMv8.2 architecture feature and command line option.
    
    ARMv8.2 is an architectural extension of ARMv8. This patch adds an
    architecture feature macro for ARMv8.2 to the binutils ARM target
    with GAS command line option -march=armv8.2-a.
    
    gas/
    2015-11-19  Matthew Wahab  <matthew.wahab@arm.com>
    
    	* config/tc-arm.c (arm_archs): Add "armv8.2-a".
    	* doc/c-arm.texi (-march): Add "armv8.2-a".
    
    include/opcode/
    2015-11-19  Matthew Wahab  <matthew.wahab@arm.com>
    
    	* arm.h (ARM_EXT2_V8_2A): New.
    	(ARM_ARCH_V8_2A): New.
    
    Change-Id: I9e0f50e3c6cea24e6b87b8b862fd4e1cdcc1052e

Diff:
---
 gas/ChangeLog            | 5 +++++
 gas/config/tc-arm.c      | 1 +
 gas/doc/c-arm.texi       | 1 +
 include/opcode/ChangeLog | 5 +++++
 include/opcode/arm.h     | 3 +++
 5 files changed, 15 insertions(+)

diff --git a/gas/ChangeLog b/gas/ChangeLog
index b3e1610..cbcae45 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,5 +1,10 @@
 2015-11-19  Matthew Wahab  <matthew.wahab@arm.com>
 
+	* config/tc-arm.c (arm_archs): Add "armv8.2-a".
+	* doc/c-arm.texi (-march): Add "armv8.2-a".
+
+2015-11-19  Matthew Wahab  <matthew.wahab@arm.com>
+
 	* config/tc-aarch64.c (aarch64_archs): Add "armv8.2-a".
 	* doc/c-aarch64.texi (-march): Likewise.
 
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index 3b0a021..23c506d 100644
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -24826,6 +24826,7 @@ static const struct arm_arch_option_table arm_archs[] =
   ARM_ARCH_OPT ("armv7e-m",	ARM_ARCH_V7EM,	 FPU_ARCH_VFP),
   ARM_ARCH_OPT ("armv8-a",	ARM_ARCH_V8A,	 FPU_ARCH_VFP),
   ARM_ARCH_OPT ("armv8.1-a",	ARM_ARCH_V8_1A,	 FPU_ARCH_VFP),
+  ARM_ARCH_OPT ("armv8.2-a",	ARM_ARCH_V8_2A,	 FPU_ARCH_VFP),
   ARM_ARCH_OPT ("xscale",	ARM_ARCH_XSCALE, FPU_ARCH_VFP),
   ARM_ARCH_OPT ("iwmmxt",	ARM_ARCH_IWMMXT, FPU_ARCH_VFP),
   ARM_ARCH_OPT ("iwmmxt2",	ARM_ARCH_IWMMXT2,FPU_ARCH_VFP),
diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi
index 9a34f5e..ee26e6d 100644
--- a/gas/doc/c-arm.texi
+++ b/gas/doc/c-arm.texi
@@ -223,6 +223,7 @@ names are recognized:
 @code{armv7e-m},
 @code{armv8-a},
 @code{armv8.1-a},
+@code{armv8.2-a},
 @code{iwmmxt}
 @code{iwmmxt2}
 and
diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index a4d4673..16feca1 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,5 +1,10 @@
 2015-11-19  Matthew Wahab  <matthew.wahab@arm.com>
 
+	* arm.h (ARM_EXT2_V8_2A): New.
+	(ARM_ARCH_V8_2A): New.
+
+2015-11-19  Matthew Wahab  <matthew.wahab@arm.com>
+
 	* aarch64.h (AARCH64_FEATURE_V8_2): New.
 	(AARCH64_ARCH_V8_2): New.
 
diff --git a/include/opcode/arm.h b/include/opcode/arm.h
index 41f0564..5e7d683 100644
--- a/include/opcode/arm.h
+++ b/include/opcode/arm.h
@@ -58,6 +58,7 @@
 #define ARM_EXT_VIRT	 0x80000000	/* Virtualization extensions.  */
 
 #define ARM_EXT2_PAN	 0x00000001     /* PAN extension.  */
+#define ARM_EXT2_V8_2A	 0x00000002     /* ARM V8.2A.  */
 
 /* Co-processor space extensions.  */
 #define ARM_CEXT_XSCALE   0x00000001	/* Allow MIA etc.          */
@@ -251,6 +252,8 @@
 #define ARM_ARCH_V7EM	ARM_FEATURE_CORE_LOW (ARM_AEXT_V7EM)
 #define ARM_ARCH_V8A	ARM_FEATURE_CORE_LOW (ARM_AEXT_V8A)
 #define ARM_ARCH_V8_1A	ARM_FEATURE_CORE (ARM_AEXT_V8A, ARM_EXT2_PAN)
+#define ARM_ARCH_V8_2A	ARM_FEATURE_CORE (ARM_AEXT_V8A, \
+					  ARM_EXT2_PAN | ARM_EXT2_V8_2A)
 
 /* Some useful combinations:  */
 #define ARM_ARCH_NONE	ARM_FEATURE_LOW (0, 0)


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