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authorPrzemyslaw Wirkus <przemyslaw.wirkus@arm.com>2020-11-06 13:09:51 +0000
committerPrzemyslaw Wirkus <przemyslaw.wirkus@arm.com>2020-11-06 13:14:14 +0000
commitaf1bd771fc1e719df4c834f9f2d12b879a9de712 (patch)
tree60029bb611a49ba7ec2e64e8008ef7b98df2bd14 /include
parentfa63ba779d425b18cd93b3a1a34659869fa67c92 (diff)
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aarch64: Extract Pointer Authentication feature from Armv8.3-A
Extract PAC (Pointer Authentication) feature from Armv8.3-A. Please note that PAC stays a Armv8.3-A feature but now can be assigned to other architectures or CPUs.
Diffstat (limited to 'include')
-rw-r--r--include/ChangeLog5
-rw-r--r--include/opcode/aarch64.h2
2 files changed, 7 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog
index 252b494..846b3d1 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,8 @@
+2020-11-06 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
+
+ * opcode/aarch64.h (AARCH64_FEATURE_PAC): Add new feature.
+ (AARCH64_ARCH_V8_3): Add back PAC to Armv8.3-A.
+
2020-11-04 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
* opcode/aarch64.h (AARCH64_ARCH_V8): Add RAS to Armv8-A.
diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h
index efa2657..ffde1ba 100644
--- a/include/opcode/aarch64.h
+++ b/include/opcode/aarch64.h
@@ -53,6 +53,7 @@ typedef uint32_t aarch64_insn;
#define AARCH64_FEATURE_V8_7 (1ULL << 13) /* Armv8.7 processors. */
#define AARCH64_FEATURE_CSRE (1ULL << 14) /* CSRE feature. */
#define AARCH64_FEATURE_LS64 (1ULL << 15) /* Atomic 64-byte load/store. */
+#define AARCH64_FEATURE_PAC (1ULL << 16) /* v8.3 Pointer Authentication. */
#define AARCH64_FEATURE_FP (1ULL << 17) /* FP instructions. */
#define AARCH64_FEATURE_SIMD (1ULL << 18) /* SIMD instructions. */
#define AARCH64_FEATURE_CRC (1ULL << 19) /* CRC instructions. */
@@ -110,6 +111,7 @@ typedef uint32_t aarch64_insn;
AARCH64_FEATURE_V8_2)
#define AARCH64_ARCH_V8_3 AARCH64_FEATURE (AARCH64_ARCH_V8_2, \
AARCH64_FEATURE_V8_3 \
+ | AARCH64_FEATURE_PAC \
| AARCH64_FEATURE_RCPC \
| AARCH64_FEATURE_COMPNUM)
#define AARCH64_ARCH_V8_4 AARCH64_FEATURE (AARCH64_ARCH_V8_3, \